}
// Parse "%st" as "%st(0)" and "%st(1)", which is multiple tokens.
- if (RegNo == X86::ST0) {
+ if (RegNo == 0 && (Tok.getString() == "st" || Tok.getString() == "ST")) {
+ RegNo = X86::ST0;
Parser.Lex(); // Eat 'st'
// Check to see if we have '(4)' after %st.
// we have to put some 'r's in and take them out of weird places.
let SchedRW = [WriteFAdd], Defs = [FPSW] in {
def ADD_FST0r : FPST0rInst <MRM0r, "fadd\t$op">;
-def ADD_FrST0 : FPrST0Inst <MRM0r, "fadd\t{%st, $op|$op, st}">;
+def ADD_FrST0 : FPrST0Inst <MRM0r, "fadd\t{%st(0), $op|$op, st(0)}">;
def ADD_FPrST0 : FPrST0PInst<MRM0r, "faddp\t$op">;
def SUBR_FST0r : FPST0rInst <MRM5r, "fsubr\t$op">;
-def SUB_FrST0 : FPrST0Inst <MRM5r, "fsub{r}\t{%st, $op|$op, st}">;
+def SUB_FrST0 : FPrST0Inst <MRM5r, "fsub{r}\t{%st(0), $op|$op, st(0)}">;
def SUB_FPrST0 : FPrST0PInst<MRM5r, "fsub{r}p\t$op">;
def SUB_FST0r : FPST0rInst <MRM4r, "fsub\t$op">;
-def SUBR_FrST0 : FPrST0Inst <MRM4r, "fsub{|r}\t{%st, $op|$op, st}">;
+def SUBR_FrST0 : FPrST0Inst <MRM4r, "fsub{|r}\t{%st(0), $op|$op, st(0)}">;
def SUBR_FPrST0 : FPrST0PInst<MRM4r, "fsub{|r}p\t$op">;
} // SchedRW
let SchedRW = [WriteFCom], Defs = [FPSW] in {
} // SchedRW
let SchedRW = [WriteFMul], Defs = [FPSW] in {
def MUL_FST0r : FPST0rInst <MRM1r, "fmul\t$op">;
-def MUL_FrST0 : FPrST0Inst <MRM1r, "fmul\t{%st, $op|$op, st}">;
+def MUL_FrST0 : FPrST0Inst <MRM1r, "fmul\t{%st(0), $op|$op, st(0)}">;
def MUL_FPrST0 : FPrST0PInst<MRM1r, "fmulp\t$op">;
} // SchedRW
let SchedRW = [WriteFDiv], Defs = [FPSW] in {
def DIVR_FST0r : FPST0rInst <MRM7r, "fdivr\t$op">;
-def DIV_FrST0 : FPrST0Inst <MRM7r, "fdiv{r}\t{%st, $op|$op, st}">;
+def DIV_FrST0 : FPrST0Inst <MRM7r, "fdiv{r}\t{%st(0), $op|$op, st(0)}">;
def DIV_FPrST0 : FPrST0PInst<MRM7r, "fdiv{r}p\t$op">;
def DIV_FST0r : FPST0rInst <MRM6r, "fdiv\t$op">;
-def DIVR_FrST0 : FPrST0Inst <MRM6r, "fdiv{|r}\t{%st, $op|$op, st}">;
+def DIVR_FrST0 : FPrST0Inst <MRM6r, "fdiv{|r}\t{%st(0), $op|$op, st(0)}">;
def DIVR_FPrST0 : FPrST0PInst<MRM6r, "fdiv{|r}p\t$op">;
} // SchedRW
let Predicates = [HasCMov] in {
// These are not factored because there's no clean way to pass DA/DB.
def CMOVB_F : FPI<0xDA, MRM0r, (outs), (ins RST:$op),
- "fcmovb\t{$op, %st|st, $op}">;
+ "fcmovb\t{$op, %st(0)|st(0), $op}">;
def CMOVBE_F : FPI<0xDA, MRM2r, (outs), (ins RST:$op),
- "fcmovbe\t{$op, %st|st, $op}">;
+ "fcmovbe\t{$op, %st(0)|st(0), $op}">;
def CMOVE_F : FPI<0xDA, MRM1r, (outs), (ins RST:$op),
- "fcmove\t{$op, %st|st, $op}">;
+ "fcmove\t{$op, %st(0)|st(0), $op}">;
def CMOVP_F : FPI<0xDA, MRM3r, (outs), (ins RST:$op),
- "fcmovu\t{$op, %st|st, $op}">;
+ "fcmovu\t{$op, %st(0)|st(0), $op}">;
def CMOVNB_F : FPI<0xDB, MRM0r, (outs), (ins RST:$op),
- "fcmovnb\t{$op, %st|st, $op}">;
+ "fcmovnb\t{$op, %st(0)|st(0), $op}">;
def CMOVNBE_F: FPI<0xDB, MRM2r, (outs), (ins RST:$op),
- "fcmovnbe\t{$op, %st|st, $op}">;
+ "fcmovnbe\t{$op, %st(0)|st(0), $op}">;
def CMOVNE_F : FPI<0xDB, MRM1r, (outs), (ins RST:$op),
- "fcmovne\t{$op, %st|st, $op}">;
+ "fcmovne\t{$op, %st(0)|st(0), $op}">;
def CMOVNP_F : FPI<0xDB, MRM3r, (outs), (ins RST:$op),
- "fcmovnu\t{$op, %st|st, $op}">;
+ "fcmovnu\t{$op, %st(0)|st(0), $op}">;
} // Predicates = [HasCMov]
} // SchedRW
// instructions like "fadd %st(0), %st(0)" as "fadd %st(0)" for consistency with
// gas.
multiclass FpUnaryAlias<string Mnemonic, Instruction Inst, bit EmitAlias = 1> {
- def : InstAlias<!strconcat(Mnemonic, "\t{$op, %st|st, $op}"),
+ def : InstAlias<!strconcat(Mnemonic, "\t{$op, %st(0)|st(0), $op}"),
(Inst RST:$op), EmitAlias>;
- def : InstAlias<!strconcat(Mnemonic, "\t{%st, %st|st, st}"),
+ def : InstAlias<!strconcat(Mnemonic, "\t{%st(0), %st(0)|st(0), st(0)}"),
(Inst ST0), EmitAlias>;
}
// Handle "f{mulp,addp} st(0), $op" the same as "f{mulp,addp} $op", since they
// commute. We also allow fdiv[r]p/fsubrp even though they don't commute,
// solely because gas supports it.
-def : InstAlias<"faddp\t{%st, $op|$op, st}", (ADD_FPrST0 RST:$op)>;
-def : InstAlias<"fmulp\t{%st, $op|$op, st}", (MUL_FPrST0 RST:$op)>;
-def : InstAlias<"fsub{|r}p\t{%st, $op|$op, st}", (SUBR_FPrST0 RST:$op)>;
-def : InstAlias<"fsub{r|}p\t{%st, $op|$op, st}", (SUB_FPrST0 RST:$op)>;
-def : InstAlias<"fdiv{|r}p\t{%st, $op|$op, st}", (DIVR_FPrST0 RST:$op)>;
-def : InstAlias<"fdiv{r|}p\t{%st, $op|$op, st}", (DIV_FPrST0 RST:$op)>;
+def : InstAlias<"faddp\t{%st(0), $op|$op, st(0)}", (ADD_FPrST0 RST:$op)>;
+def : InstAlias<"fmulp\t{%st(0), $op|$op, st(0)}", (MUL_FPrST0 RST:$op)>;
+def : InstAlias<"fsub{|r}p\t{%st(0), $op|$op, st(0)}", (SUBR_FPrST0 RST:$op)>;
+def : InstAlias<"fsub{r|}p\t{%st(0), $op|$op, st(0)}", (SUB_FPrST0 RST:$op)>;
+def : InstAlias<"fdiv{|r}p\t{%st(0), $op|$op, st(0)}", (DIVR_FPrST0 RST:$op)>;
+def : InstAlias<"fdiv{r|}p\t{%st(0), $op|$op, st(0)}", (DIV_FPrST0 RST:$op)>;
def : InstAlias<"fnstsw" , (FNSTSW16r), 0>;
// pseudo registers, but we still mark them as aliasing FP registers. That
// way both kinds can be live without exceeding the stack depth. ST registers
// are only live around inline assembly.
-def ST0 : X86Reg<"st", 0>, DwarfRegNum<[33, 12, 11]>;
+def ST0 : X86Reg<"st(0)", 0>, DwarfRegNum<[33, 12, 11]>;
def ST1 : X86Reg<"st(1)", 1>, DwarfRegNum<[34, 13, 12]>;
def ST2 : X86Reg<"st(2)", 2>, DwarfRegNum<[35, 14, 13]>;
def ST3 : X86Reg<"st(3)", 3>, DwarfRegNum<[36, 15, 14]>;
ret x86_fp80 %tmp2
; CHECK-LABEL: bar:
; CHECK: fldt 4(%esp)
-; CHECK-NEXT: fld %st
+; CHECK-NEXT: fld %st(0)
; CHECK-NEXT: fmul %st(1)
; CHECK-NEXT: fmulp
; CHECK-NEXT: ret
define x86_regcallcc x86_fp80 @test_argRetf80(x86_fp80 %a0) nounwind {
; X32-LABEL: test_argRetf80:
; X32: # %bb.0:
-; X32-NEXT: fadd %st, %st
+; X32-NEXT: fadd %st(0), %st(0)
; X32-NEXT: retl
;
; WIN64-LABEL: test_argRetf80:
; WIN64: # %bb.0:
-; WIN64-NEXT: fadd %st, %st
+; WIN64-NEXT: fadd %st(0), %st(0)
; WIN64-NEXT: retq
;
; LINUXOSX64-LABEL: test_argRetf80:
; LINUXOSX64: # %bb.0:
-; LINUXOSX64-NEXT: fadd %st, %st
+; LINUXOSX64-NEXT: fadd %st(0), %st(0)
; LINUXOSX64-NEXT: retq
%r0 = fadd x86_fp80 %a0, %a0
ret x86_fp80 %r0
; X32-LABEL: test_CallargRetf80:
; X32: # %bb.0:
; X32-NEXT: pushl %esp
-; X32-NEXT: fadd %st, %st
+; X32-NEXT: fadd %st(0), %st(0)
; X32-NEXT: calll _test_argRetf80
-; X32-NEXT: fadd %st, %st
+; X32-NEXT: fadd %st(0), %st(0)
; X32-NEXT: popl %esp
; X32-NEXT: retl
;
; WIN64-NEXT: pushq %rsp
; WIN64-NEXT: .seh_pushreg 4
; WIN64-NEXT: .seh_endprologue
-; WIN64-NEXT: fadd %st, %st
+; WIN64-NEXT: fadd %st(0), %st(0)
; WIN64-NEXT: callq test_argRetf80
-; WIN64-NEXT: fadd %st, %st
+; WIN64-NEXT: fadd %st(0), %st(0)
; WIN64-NEXT: popq %rsp
; WIN64-NEXT: retq
; WIN64-NEXT: .seh_handlerdata
; LINUXOSX64-NEXT: pushq %rsp
; LINUXOSX64-NEXT: .cfi_def_cfa_offset 16
; LINUXOSX64-NEXT: .cfi_offset %rsp, -16
-; LINUXOSX64-NEXT: fadd %st, %st
+; LINUXOSX64-NEXT: fadd %st(0), %st(0)
; LINUXOSX64-NEXT: callq test_argRetf80
-; LINUXOSX64-NEXT: fadd %st, %st
+; LINUXOSX64-NEXT: fadd %st(0), %st(0)
; LINUXOSX64-NEXT: popq %rsp
; LINUXOSX64-NEXT: .cfi_def_cfa_offset 8
; LINUXOSX64-NEXT: retq
; Test that we can generate an fcmove, and also that it passes verification.
; CHECK-LABEL: cmove_f
-; CHECK: fcmove %st({{[0-7]}}), %st
+; CHECK: fcmove %st({{[0-7]}}), %st(0)
define x86_fp80 @cmove_f(x86_fp80 %a, x86_fp80 %b, i32 %c) {
%test = icmp eq i32 %c, 0
%add = fadd x86_fp80 %a, %b
; GNU: # %bb.0:
; GNU-NEXT: subq $40, %rsp
; GNU-NEXT: fldt {{[0-9]+}}(%rsp)
-; GNU-NEXT: fld %st
+; GNU-NEXT: fld %st(0)
; GNU-NEXT: fstpt {{[0-9]+}}(%rsp)
; GNU-NEXT: fstpt (%rsp)
; GNU-NEXT: callq __powl_finite
; WIN-NEXT: subq $80, %rsp
; WIN-NEXT: movq %rcx, %rsi
; WIN-NEXT: fldt (%rdx)
-; WIN-NEXT: fld %st
+; WIN-NEXT: fld %st(0)
; WIN-NEXT: fstpt {{[0-9]+}}(%rsp)
; WIN-NEXT: fstpt {{[0-9]+}}(%rsp)
; WIN-NEXT: leaq {{[0-9]+}}(%rsp), %rcx
; MAC: ## %bb.0:
; MAC-NEXT: subq $40, %rsp
; MAC-NEXT: fldt {{[0-9]+}}(%rsp)
-; MAC-NEXT: fld %st
+; MAC-NEXT: fld %st(0)
; MAC-NEXT: fstpt {{[0-9]+}}(%rsp)
; MAC-NEXT: fstpt (%rsp)
; MAC-NEXT: callq _powl
; X86-LABEL: not_so_fast_mul_add:
; X86: # %bb.0:
; X86-NEXT: fldl {{[0-9]+}}(%esp)
-; X86-NEXT: fld %st
+; X86-NEXT: fld %st(0)
; X86-NEXT: fmull {{\.LCPI.*}}
; X86-NEXT: fxch %st(1)
; X86-NEXT: fmull {{\.LCPI.*}}
; X86-NEXT: fstp %st(1)
; X86-NEXT: fldz
; X86-NEXT: .LBB10_2:
-; X86-NEXT: fstp %st
+; X86-NEXT: fstp %st(0)
; X86-NEXT: fnstcw {{[0-9]+}}(%esp)
; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movw $3199, {{[0-9]+}}(%esp) # imm = 0xC7F
; X64-X87-NEXT: xorl %eax, %eax
; X64-X87-NEXT: fxch %st(1)
; X64-X87-NEXT: fucompi %st(2)
-; X64-X87-NEXT: fcmovnbe %st(1), %st
+; X64-X87-NEXT: fcmovnbe %st(1), %st(0)
; X64-X87-NEXT: fstp %st(1)
; X64-X87-NEXT: fnstcw -{{[0-9]+}}(%rsp)
; X64-X87-NEXT: movzwl -{{[0-9]+}}(%rsp), %ecx
; X64-SSSE3-NEXT: xorl %eax, %eax
; X64-SSSE3-NEXT: fxch %st(1)
; X64-SSSE3-NEXT: fucompi %st(2)
-; X64-SSSE3-NEXT: fcmovnbe %st(1), %st
+; X64-SSSE3-NEXT: fcmovnbe %st(1), %st(0)
; X64-SSSE3-NEXT: fstp %st(1)
; X64-SSSE3-NEXT: fisttpll -{{[0-9]+}}(%rsp)
; X64-SSSE3-NEXT: setbe %al
; X86-NEXT: fstp %st(1)
; X86-NEXT: fldz
; X86-NEXT: .LBB11_2:
-; X86-NEXT: fstp %st
+; X86-NEXT: fstp %st(0)
; X86-NEXT: fnstcw {{[0-9]+}}(%esp)
; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movw $3199, {{[0-9]+}}(%esp) # imm = 0xC7F
; X64-X87-NEXT: xorl %eax, %eax
; X64-X87-NEXT: fxch %st(1)
; X64-X87-NEXT: fucompi %st(2)
-; X64-X87-NEXT: fcmovnbe %st(1), %st
+; X64-X87-NEXT: fcmovnbe %st(1), %st(0)
; X64-X87-NEXT: fstp %st(1)
; X64-X87-NEXT: fnstcw -{{[0-9]+}}(%rsp)
; X64-X87-NEXT: movzwl -{{[0-9]+}}(%rsp), %ecx
; X64-SSSE3-NEXT: xorl %eax, %eax
; X64-SSSE3-NEXT: fxch %st(1)
; X64-SSSE3-NEXT: fucompi %st(2)
-; X64-SSSE3-NEXT: fcmovnbe %st(1), %st
+; X64-SSSE3-NEXT: fcmovnbe %st(1), %st(0)
; X64-SSSE3-NEXT: fstp %st(1)
; X64-SSSE3-NEXT: fisttpll -{{[0-9]+}}(%rsp)
; X64-SSSE3-NEXT: setbe %al
; X32-NEXT: fstp %st(1)
; X32-NEXT: fldz
; X32-NEXT: .LBB17_3: # %if.then
-; X32-NEXT: fstp %st
+; X32-NEXT: fstp %st(0)
; X32-NEXT: subl $16, %esp
; X32-NEXT: leal {{[0-9]+}}(%esp), %eax
; X32-NEXT: movl %eax, (%esp)
; CHECK-NEXT: fldl {{[0-9]+}}(%esp)
; CHECK-NEXT: fldl {{[0-9]+}}(%esp)
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: foo %st %st
+; CHECK-NEXT: foo %st(0) %st(0)
; CHECK-NEXT: ## InlineAsm End
-; CHECK-NEXT: fstp %st
+; CHECK-NEXT: fstp %st(0)
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: bar %st(1) %st
+; CHECK-NEXT: bar %st(1) %st(0)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: fstp %st(1)
-; CHECK-NEXT: fstp %st
+; CHECK-NEXT: fstp %st(0)
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: baz %st(1) %st
+; CHECK-NEXT: baz %st(1) %st(0)
; CHECK-NEXT: ## InlineAsm End
-; CHECK-NEXT: fstp %st
+; CHECK-NEXT: fstp %st(0)
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: baz %st
+; CHECK-NEXT: baz %st(0)
; CHECK-NEXT: ## InlineAsm End
-; CHECK-NEXT: fstp %st
+; CHECK-NEXT: fstp %st(0)
; CHECK-NEXT: retl
+; CHECK-NEXT: ## -- End function
entry:
; Uses the same value twice, should have one fstp after the asm.
tail call void asm sideeffect "foo $0 $1", "f,f,~{dirflag},~{fpsr},~{flags}"( double %A, double %A ) nounwind
; CHECK-LABEL: testPR4185:
; CHECK: ## %bb.0: ## %return
; CHECK-NEXT: flds LCPI6_0
-; CHECK-NEXT: fld %st
+; CHECK-NEXT: fld %st(0)
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: fistpl %st
+; CHECK-NEXT: fistpl %st(0)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: fistpl %st
+; CHECK-NEXT: fistpl %st(0)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: retl
return:
; CHECK: ## %bb.0: ## %return
; CHECK-NEXT: flds LCPI7_0
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: fistl %st
+; CHECK-NEXT: fistl %st(0)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: fistpl %st
+; CHECK-NEXT: fistpl %st(0)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: retl
return:
; CHECK-NEXT: fldt {{[0-9]+}}(%esp)
; CHECK-NEXT: fstpt (%esp)
; CHECK-NEXT: calll _ceil
-; CHECK-NEXT: fld %st
+; CHECK-NEXT: fld %st(0)
; CHECK-NEXT: fxch %st(1)
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: fistpl %st
+; CHECK-NEXT: fistpl %st(0)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: fstpt (%esp)
; CHECK-NEXT: calll _test3
; CHECK-NEXT: subl $28, %esp
; CHECK-NEXT: .cfi_def_cfa_offset 32
; CHECK-NEXT: fldt {{[0-9]+}}(%esp)
-; CHECK-NEXT: fstpt {{[-0-9]+}}(%e{{[sb]}}p) ## 10-byte Folded Spill
+; CHECK-NEXT: fstpt {{[0-9]+}}(%esp) ## 10-byte Folded Spill
; CHECK-NEXT: calll _test1
-; CHECK-NEXT: fldt {{[-0-9]+}}(%e{{[sb]}}p) ## 10-byte Folded Reload
+; CHECK-NEXT: fldt {{[0-9]+}}(%esp) ## 10-byte Folded Reload
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: fistpl %st
+; CHECK-NEXT: fistpl %st(0)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: fstpt (%esp)
; CHECK-NEXT: calll _test3
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT: fldt (%eax)
; CHECK-NEXT: flds LCPI10_0
-; CHECK-NEXT: fmul %st, %st(1)
+; CHECK-NEXT: fmul %st(0), %st(1)
; CHECK-NEXT: flds LCPI10_1
-; CHECK-NEXT: fmul %st, %st(2)
+; CHECK-NEXT: fmul %st(0), %st(2)
; CHECK-NEXT: fxch %st(2)
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: fistpl %st
+; CHECK-NEXT: fistpl %st(0)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: fldt (%eax)
; CHECK-NEXT: fmulp %st(1)
; CHECK-NEXT: fmulp %st(1)
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: fistpl %st
+; CHECK-NEXT: fistpl %st(0)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: retl
entry:
; CHECK-NEXT: ## InlineAsm Start
; CHECK-NEXT: fistl (%eax)
; CHECK-NEXT: ## InlineAsm End
-; CHECK-NEXT: fstp %st
+; CHECK-NEXT: fstp %st(0)
; CHECK-NEXT: retl
+; CHECK-NEXT: ## -- End function
entry:
tail call void asm sideeffect "fistl $1", "{st},*m,~{memory},~{dirflag},~{fpsr},~{flags}"(x86_fp80 %x, i32* %p) nounwind
ret void
; CHECK-NEXT: fistl (%eax)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: retl
+; CHECK-NEXT: ## -- End function
entry:
%0 = tail call x86_fp80 asm "fistl $2", "=&{st},0,*m,~{memory},~{dirflag},~{fpsr},~{flags}"(x86_fp80 %x, i32* %p) nounwind
ret x86_fp80 %0
; CHECK-NEXT: ## InlineAsm Start
; CHECK-NEXT: fucomp %st(1)
; CHECK-NEXT: ## InlineAsm End
-; CHECK-NEXT: fstp %st
+; CHECK-NEXT: fstp %st(0)
; CHECK-NEXT: retl
+; CHECK-NEXT: ## -- End function
entry:
tail call void asm sideeffect "fucomp $1", "{st},f,~{st},~{dirflag},~{fpsr},~{flags}"(x86_fp80 %x, x86_fp80 %y) nounwind
ret void
; CHECK-NEXT: ## InlineAsm Start
; CHECK-NEXT: fucomp %st(1)
; CHECK-NEXT: ## InlineAsm End
-; CHECK-NEXT: fstp %st
+; CHECK-NEXT: fstp %st(0)
; CHECK-NEXT: retl
+; CHECK-NEXT: ## -- End function
entry:
tail call void asm sideeffect "fucomp $1", "{st},{st(1)},~{st},~{dirflag},~{fpsr},~{flags}"(x86_fp80 %x, x86_fp80 %y) nounwind
ret void
; CHECK-NEXT: fucompp %st(1)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: retl
+; CHECK-NEXT: ## -- End function
entry:
tail call void asm sideeffect "fucompp $1", "{st},{st(1)},~{st},~{st(1)},~{dirflag},~{fpsr},~{flags}"(x86_fp80 %x, x86_fp80 %y) nounwind
ret void
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: fstp %st(1)
; CHECK-NEXT: retl
+; CHECK-NEXT: ## -- End function
entry:
%0 = tail call %complex asm "sincos", "={st},={st(1)},0,~{dirflag},~{fpsr},~{flags}"(float %x) nounwind
%asmresult = extractvalue %complex %0, 0
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: fstp %st(1)
; CHECK-NEXT: retl
+; CHECK-NEXT: ## -- End function
entry:
%0 = tail call %complex asm "sincos", "={st(1)},={st},1,~{dirflag},~{fpsr},~{flags}"(float %x) nounwind
%asmresult = extractvalue %complex %0, 1
; CHECK-LABEL: sincos3:
; CHECK: ## %bb.0: ## %entry
; CHECK-NEXT: flds {{[0-9]+}}(%esp)
-; CHECK-NEXT: fld %st
+; CHECK-NEXT: fld %st(0)
; CHECK-NEXT: ## InlineAsm Start
; CHECK-NEXT: sincos
; CHECK-NEXT: ## InlineAsm End
-; CHECK-NEXT: fstp %st
+; CHECK-NEXT: fstp %st(0)
; CHECK-NEXT: fxch %st(1)
; CHECK-NEXT: ## InlineAsm Start
; CHECK-NEXT: sincos
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: fstp %st(1)
-; CHECK-NEXT: fstp %st
+; CHECK-NEXT: fstp %st(0)
; CHECK-NEXT: retl
+; CHECK-NEXT: ## -- End function
entry:
%0 = tail call %complex asm sideeffect "sincos", "={st(1)},={st},1,~{dirflag},~{fpsr},~{flags}"(float %x) nounwind
%1 = tail call %complex asm sideeffect "sincos", "={st(1)},={st},1,~{dirflag},~{fpsr},~{flags}"(float %x) nounwind
; CHECK-LABEL: PR10602:
; CHECK: ## %bb.0: ## %entry
; CHECK-NEXT: flds LCPI19_0
-; CHECK-NEXT: fld %st
+; CHECK-NEXT: fld %st(0)
; CHECK-NEXT: fxch %st(1)
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: fcomi %st(1), %st; pushf; pop %eax
+; CHECK-NEXT: fcomi %st(1), %st(0); pushf; pop %eax
; CHECK-NEXT: ## InlineAsm End
-; CHECK-NEXT: fstp %st
-; CHECK-NEXT: fstp %st
+; CHECK-NEXT: fstp %st(0)
+; CHECK-NEXT: fstp %st(0)
; CHECK-NEXT: retl
+; CHECK-NEXT: ## -- End function
entry:
%0 = tail call i32 asm "fcomi $2, $1; pushf; pop $0", "=r,{st},{st(1)},~{dirflag},~{fpsr},~{flags}"(double 2.000000e+00, double 2.000000e+00) nounwind
ret i32 %0
; CHECK-LABEL: test_operand_rewrite:
; CHECK: ## %bb.0: ## %entry
; CHECK-NEXT: ## InlineAsm Start
-; CHECK-NEXT: foo %st, %st(1)
+; CHECK-NEXT: foo %st(0), %st(1)
; CHECK-NEXT: ## InlineAsm End
; CHECK-NEXT: fsubp %st(1)
; CHECK-NEXT: retl
; CHECK-NEXT: testb $-128, -{{[0-9]+}}(%rsp)
; CHECK-NEXT: flds {{.*}}(%rip)
; CHECK-NEXT: flds {{.*}}(%rip)
-; CHECK-NEXT: fcmovne %st(1), %st
+; CHECK-NEXT: fcmovne %st(1), %st(0)
; CHECK-NEXT: fstp %st(1)
; CHECK-NEXT: retq
%1 = tail call x86_fp80 @copysignl(x86_fp80 0xK7FFF8000000000000000, x86_fp80 %a) nounwind readnone
; KNL-NEXT: testb $1, %al
; KNL-NEXT: fld1
; KNL-NEXT: fldz
-; KNL-NEXT: fld %st
-; KNL-NEXT: fcmovne %st(2), %st
+; KNL-NEXT: fld %st(0)
+; KNL-NEXT: fcmovne %st(2), %st(0)
; KNL-NEXT: testb $1, %cl
; KNL-NEXT: fld %st(1)
-; KNL-NEXT: fcmovne %st(3), %st
+; KNL-NEXT: fcmovne %st(3), %st(0)
; KNL-NEXT: kmovw %k2, %eax
; KNL-NEXT: testb $1, %al
; KNL-NEXT: fld %st(2)
-; KNL-NEXT: fcmovne %st(4), %st
+; KNL-NEXT: fcmovne %st(4), %st(0)
; KNL-NEXT: kmovw %k0, %eax
; KNL-NEXT: testb $1, %al
; KNL-NEXT: fxch %st(3)
-; KNL-NEXT: fcmovne %st(4), %st
+; KNL-NEXT: fcmovne %st(4), %st(0)
; KNL-NEXT: fstp %st(4)
; KNL-NEXT: fxch %st(3)
; KNL-NEXT: fstpt (%rdi)
; SKX-NEXT: testb $1, %al
; SKX-NEXT: fld1
; SKX-NEXT: fldz
-; SKX-NEXT: fld %st
-; SKX-NEXT: fcmovne %st(2), %st
+; SKX-NEXT: fld %st(0)
+; SKX-NEXT: fcmovne %st(2), %st(0)
; SKX-NEXT: testb $1, %cl
; SKX-NEXT: fld %st(1)
-; SKX-NEXT: fcmovne %st(3), %st
+; SKX-NEXT: fcmovne %st(3), %st(0)
; SKX-NEXT: kmovd %k2, %eax
; SKX-NEXT: testb $1, %al
; SKX-NEXT: fld %st(2)
-; SKX-NEXT: fcmovne %st(4), %st
+; SKX-NEXT: fcmovne %st(4), %st(0)
; SKX-NEXT: kmovd %k0, %eax
; SKX-NEXT: testb $1, %al
; SKX-NEXT: fxch %st(3)
-; SKX-NEXT: fcmovne %st(4), %st
+; SKX-NEXT: fcmovne %st(4), %st(0)
; SKX-NEXT: fstp %st(4)
; SKX-NEXT: fxch %st(3)
; SKX-NEXT: fstpt (%rdi)
; SSE2-NEXT: movsd %xmm0, -32(%rbp)
; SSE2-NEXT: fsubl -32(%rbp)
; SSE2-NEXT: flds {{.*}}(%rip)
-; SSE2-NEXT: fmul %st, %st(1)
+; SSE2-NEXT: fmul %st(0), %st(1)
; SSE2-NEXT: fnstcw -2(%rbp)
; SSE2-NEXT: movzwl -2(%rbp), %eax
; SSE2-NEXT: movw $3199, -2(%rbp) ## imm = 0xC7F
; SSE2-SCHEDULE-NEXT: movzwl -2(%rbp), %eax
; SSE2-SCHEDULE-NEXT: movw $3199, -2(%rbp) ## imm = 0xC7F
; SSE2-SCHEDULE-NEXT: fldcw -2(%rbp)
-; SSE2-SCHEDULE-NEXT: fmul %st, %st(1)
+; SSE2-SCHEDULE-NEXT: fmul %st(0), %st(1)
; SSE2-SCHEDULE-NEXT: movw %ax, -2(%rbp)
; SSE2-SCHEDULE-NEXT: fxch %st(1)
; SSE2-SCHEDULE-NEXT: fistl -12(%rbp)
; SSE3-NEXT: movq %rsp, %rbp
; SSE3-NEXT: .cfi_def_cfa_register %rbp
; SSE3-NEXT: fldt 16(%rbp)
-; SSE3-NEXT: fld %st
+; SSE3-NEXT: fld %st(0)
; SSE3-NEXT: fisttpl -4(%rbp)
; SSE3-NEXT: cvtsi2sdl -4(%rbp), %xmm0
; SSE3-NEXT: movsd %xmm0, -48(%rbp)
; SSE3-NEXT: movsd %xmm0, -24(%rbp)
; SSE3-NEXT: fsubl -24(%rbp)
; SSE3-NEXT: flds {{.*}}(%rip)
-; SSE3-NEXT: fmul %st, %st(1)
+; SSE3-NEXT: fmul %st(0), %st(1)
; SSE3-NEXT: fld %st(1)
; SSE3-NEXT: fisttpl -8(%rbp)
; SSE3-NEXT: xorps %xmm0, %xmm0
; AVX-NEXT: movq %rsp, %rbp
; AVX-NEXT: .cfi_def_cfa_register %rbp
; AVX-NEXT: fldt 16(%rbp)
-; AVX-NEXT: fld %st
+; AVX-NEXT: fld %st(0)
; AVX-NEXT: fisttpl -4(%rbp)
; AVX-NEXT: vcvtsi2sdl -4(%rbp), %xmm0, %xmm0
; AVX-NEXT: vmovsd %xmm0, -48(%rbp)
; AVX-NEXT: vmovsd %xmm0, -24(%rbp)
; AVX-NEXT: fsubl -24(%rbp)
; AVX-NEXT: flds {{.*}}(%rip)
-; AVX-NEXT: fmul %st, %st(1)
+; AVX-NEXT: fmul %st(0), %st(1)
; AVX-NEXT: fld %st(1)
; AVX-NEXT: fisttpl -8(%rbp)
; AVX-NEXT: vcvtsi2sdl -8(%rbp), %xmm1, %xmm0
; CHECK-NEXT: negq %rcx
; CHECK-NEXT: fld1
; CHECK-NEXT: fldz
-; CHECK-NEXT: fld %st
-; CHECK-NEXT: fcmove %st(2), %st
+; CHECK-NEXT: fld %st(0)
+; CHECK-NEXT: fcmove %st(2), %st(0)
; CHECK-NEXT: cmpq %rax, %rsi
; CHECK-NEXT: fld %st(1)
-; CHECK-NEXT: fcmove %st(3), %st
+; CHECK-NEXT: fcmove %st(3), %st(0)
; CHECK-NEXT: cmpq %rdx, %r9
; CHECK-NEXT: fld %st(2)
-; CHECK-NEXT: fcmove %st(4), %st
+; CHECK-NEXT: fcmove %st(4), %st(0)
; CHECK-NEXT: movl $1, %eax
; CHECK-NEXT: cmpq %r8, %rax
; CHECK-NEXT: fxch %st(3)
-; CHECK-NEXT: fcmove %st(4), %st
+; CHECK-NEXT: fcmove %st(4), %st(0)
; CHECK-NEXT: fstp %st(4)
; CHECK-NEXT: fldt {{[0-9]+}}(%rsp)
; CHECK-NEXT: fstpt 70(%rdi)
; CHECK-NEXT: fstpt 30(%rdi)
; CHECK-NEXT: fldt {{[0-9]+}}(%rsp)
; CHECK-NEXT: fstpt 10(%rdi)
-; CHECK-NEXT: fadd %st, %st
+; CHECK-NEXT: fadd %st(0), %st(0)
; CHECK-NEXT: fstpt 60(%rdi)
; CHECK-NEXT: fxch %st(1)
-; CHECK-NEXT: fadd %st, %st
+; CHECK-NEXT: fadd %st(0), %st(0)
; CHECK-NEXT: fstpt 40(%rdi)
; CHECK-NEXT: fxch %st(1)
-; CHECK-NEXT: fadd %st, %st
+; CHECK-NEXT: fadd %st(0), %st(0)
; CHECK-NEXT: fstpt 20(%rdi)
-; CHECK-NEXT: fadd %st, %st
+; CHECK-NEXT: fadd %st(0), %st(0)
; CHECK-NEXT: fstpt (%rdi)
%1 = icmp eq <4 x i64> <i64 0, i64 1, i64 2, i64 3>, %a
%2 = select <4 x i1> %1, <4 x x86_fp80> <x86_fp80 0xK3FFF8000000000000000, x86_fp80 0xK3FFF8000000000000000, x86_fp80 0xK3FFF8000000000000000, x86_fp80 0xK3FFF8000000000000000>, <4 x x86_fp80> zeroinitializer
; X87_WIN-NEXT: fstp %st(1)
; X87_WIN-NEXT: fldz
; X87_WIN-NEXT: LBB0_2:
-; X87_WIN-NEXT: fstp %st
+; X87_WIN-NEXT: fstp %st(0)
; X87_WIN-NEXT: fnstcw {{[0-9]+}}(%esp)
; X87_WIN-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; X87_WIN-NEXT: movw $3199, {{[0-9]+}}(%esp) # imm = 0xC7F
; X87_LIN-NEXT: fstp %st(1)
; X87_LIN-NEXT: fldz
; X87_LIN-NEXT: .LBB0_2:
-; X87_LIN-NEXT: fstp %st
+; X87_LIN-NEXT: fstp %st(0)
; X87_LIN-NEXT: fnstcw {{[0-9]+}}(%esp)
; X87_LIN-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; X87_LIN-NEXT: movw $3199, {{[0-9]+}}(%esp) # imm = 0xC7F
; X87_WIN-NEXT: fstp %st(1)
; X87_WIN-NEXT: fldz
; X87_WIN-NEXT: LBB2_2:
-; X87_WIN-NEXT: fstp %st
+; X87_WIN-NEXT: fstp %st(0)
; X87_WIN-NEXT: fnstcw {{[0-9]+}}(%esp)
; X87_WIN-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; X87_WIN-NEXT: movw $3199, {{[0-9]+}}(%esp) # imm = 0xC7F
; X87_LIN-NEXT: fstp %st(1)
; X87_LIN-NEXT: fldz
; X87_LIN-NEXT: .LBB2_2:
-; X87_LIN-NEXT: fstp %st
+; X87_LIN-NEXT: fstp %st(0)
; X87_LIN-NEXT: fnstcw {{[0-9]+}}(%esp)
; X87_LIN-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; X87_LIN-NEXT: movw $3199, {{[0-9]+}}(%esp) # imm = 0xC7F
; AVX512_32_WIN-NEXT: xorl %edx, %edx
; AVX512_32_WIN-NEXT: fxch %st(1)
; AVX512_32_WIN-NEXT: fucompi %st(2)
-; AVX512_32_WIN-NEXT: fcmovnbe %st(1), %st
+; AVX512_32_WIN-NEXT: fcmovnbe %st(1), %st(0)
; AVX512_32_WIN-NEXT: fstp %st(1)
; AVX512_32_WIN-NEXT: fisttpll (%esp)
; AVX512_32_WIN-NEXT: setbe %dl
; AVX512_32_LIN-NEXT: xorl %edx, %edx
; AVX512_32_LIN-NEXT: fxch %st(1)
; AVX512_32_LIN-NEXT: fucompi %st(2)
-; AVX512_32_LIN-NEXT: fcmovnbe %st(1), %st
+; AVX512_32_LIN-NEXT: fcmovnbe %st(1), %st(0)
; AVX512_32_LIN-NEXT: fstp %st(1)
; AVX512_32_LIN-NEXT: fisttpll (%esp)
; AVX512_32_LIN-NEXT: setbe %dl
; AVX512_64_WIN-NEXT: xorl %ecx, %ecx
; AVX512_64_WIN-NEXT: fxch %st(1)
; AVX512_64_WIN-NEXT: fucompi %st(2)
-; AVX512_64_WIN-NEXT: fcmovnbe %st(1), %st
+; AVX512_64_WIN-NEXT: fcmovnbe %st(1), %st(0)
; AVX512_64_WIN-NEXT: fstp %st(1)
; AVX512_64_WIN-NEXT: fisttpll (%rsp)
; AVX512_64_WIN-NEXT: setbe %cl
; AVX512_64_LIN-NEXT: xorl %ecx, %ecx
; AVX512_64_LIN-NEXT: fxch %st(1)
; AVX512_64_LIN-NEXT: fucompi %st(2)
-; AVX512_64_LIN-NEXT: fcmovnbe %st(1), %st
+; AVX512_64_LIN-NEXT: fcmovnbe %st(1), %st(0)
; AVX512_64_LIN-NEXT: fstp %st(1)
; AVX512_64_LIN-NEXT: fisttpll -{{[0-9]+}}(%rsp)
; AVX512_64_LIN-NEXT: setbe %cl
; SSE3_32_WIN-NEXT: xorl %edx, %edx
; SSE3_32_WIN-NEXT: fxch %st(1)
; SSE3_32_WIN-NEXT: fucompi %st(2)
-; SSE3_32_WIN-NEXT: fcmovnbe %st(1), %st
+; SSE3_32_WIN-NEXT: fcmovnbe %st(1), %st(0)
; SSE3_32_WIN-NEXT: fstp %st(1)
; SSE3_32_WIN-NEXT: fisttpll (%esp)
; SSE3_32_WIN-NEXT: setbe %dl
; SSE3_32_LIN-NEXT: xorl %edx, %edx
; SSE3_32_LIN-NEXT: fxch %st(1)
; SSE3_32_LIN-NEXT: fucompi %st(2)
-; SSE3_32_LIN-NEXT: fcmovnbe %st(1), %st
+; SSE3_32_LIN-NEXT: fcmovnbe %st(1), %st(0)
; SSE3_32_LIN-NEXT: fstp %st(1)
; SSE3_32_LIN-NEXT: fisttpll (%esp)
; SSE3_32_LIN-NEXT: setbe %dl
; SSE3_64_WIN-NEXT: xorl %eax, %eax
; SSE3_64_WIN-NEXT: fxch %st(1)
; SSE3_64_WIN-NEXT: fucompi %st(2)
-; SSE3_64_WIN-NEXT: fcmovnbe %st(1), %st
+; SSE3_64_WIN-NEXT: fcmovnbe %st(1), %st(0)
; SSE3_64_WIN-NEXT: fstp %st(1)
; SSE3_64_WIN-NEXT: fisttpll (%rsp)
; SSE3_64_WIN-NEXT: setbe %al
; SSE3_64_LIN-NEXT: xorl %eax, %eax
; SSE3_64_LIN-NEXT: fxch %st(1)
; SSE3_64_LIN-NEXT: fucompi %st(2)
-; SSE3_64_LIN-NEXT: fcmovnbe %st(1), %st
+; SSE3_64_LIN-NEXT: fcmovnbe %st(1), %st(0)
; SSE3_64_LIN-NEXT: fstp %st(1)
; SSE3_64_LIN-NEXT: fisttpll -{{[0-9]+}}(%rsp)
; SSE3_64_LIN-NEXT: setbe %al
; SSE2_32_WIN-NEXT: xorl %edx, %edx
; SSE2_32_WIN-NEXT: fxch %st(1)
; SSE2_32_WIN-NEXT: fucompi %st(2)
-; SSE2_32_WIN-NEXT: fcmovnbe %st(1), %st
+; SSE2_32_WIN-NEXT: fcmovnbe %st(1), %st(0)
; SSE2_32_WIN-NEXT: fstp %st(1)
; SSE2_32_WIN-NEXT: fnstcw {{[0-9]+}}(%esp)
; SSE2_32_WIN-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; SSE2_32_LIN-NEXT: xorl %edx, %edx
; SSE2_32_LIN-NEXT: fxch %st(1)
; SSE2_32_LIN-NEXT: fucompi %st(2)
-; SSE2_32_LIN-NEXT: fcmovnbe %st(1), %st
+; SSE2_32_LIN-NEXT: fcmovnbe %st(1), %st(0)
; SSE2_32_LIN-NEXT: fstp %st(1)
; SSE2_32_LIN-NEXT: fnstcw {{[0-9]+}}(%esp)
; SSE2_32_LIN-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; SSE2_64_WIN-NEXT: xorl %eax, %eax
; SSE2_64_WIN-NEXT: fxch %st(1)
; SSE2_64_WIN-NEXT: fucompi %st(2)
-; SSE2_64_WIN-NEXT: fcmovnbe %st(1), %st
+; SSE2_64_WIN-NEXT: fcmovnbe %st(1), %st(0)
; SSE2_64_WIN-NEXT: fstp %st(1)
; SSE2_64_WIN-NEXT: fnstcw {{[0-9]+}}(%rsp)
; SSE2_64_WIN-NEXT: movzwl {{[0-9]+}}(%rsp), %ecx
; SSE2_64_LIN-NEXT: xorl %eax, %eax
; SSE2_64_LIN-NEXT: fxch %st(1)
; SSE2_64_LIN-NEXT: fucompi %st(2)
-; SSE2_64_LIN-NEXT: fcmovnbe %st(1), %st
+; SSE2_64_LIN-NEXT: fcmovnbe %st(1), %st(0)
; SSE2_64_LIN-NEXT: fstp %st(1)
; SSE2_64_LIN-NEXT: fnstcw -{{[0-9]+}}(%rsp)
; SSE2_64_LIN-NEXT: movzwl -{{[0-9]+}}(%rsp), %ecx
; X87_WIN-NEXT: fstp %st(1)
; X87_WIN-NEXT: fldz
; X87_WIN-NEXT: LBB4_2:
-; X87_WIN-NEXT: fstp %st
+; X87_WIN-NEXT: fstp %st(0)
; X87_WIN-NEXT: fnstcw {{[0-9]+}}(%esp)
; X87_WIN-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; X87_WIN-NEXT: movw $3199, {{[0-9]+}}(%esp) # imm = 0xC7F
; X87_LIN-NEXT: fstp %st(1)
; X87_LIN-NEXT: fldz
; X87_LIN-NEXT: .LBB4_2:
-; X87_LIN-NEXT: fstp %st
+; X87_LIN-NEXT: fstp %st(0)
; X87_LIN-NEXT: fnstcw {{[0-9]+}}(%esp)
; X87_LIN-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; X87_LIN-NEXT: movw $3199, {{[0-9]+}}(%esp) # imm = 0xC7F
; ATHLON-NEXT: flds LCPI3_0
; ATHLON-NEXT: xorl %ecx, %ecx
; ATHLON-NEXT: fucompi %st(1)
-; ATHLON-NEXT: fstp %st
+; ATHLON-NEXT: fstp %st(0)
; ATHLON-NEXT: seta %cl
; ATHLON-NEXT: movsbl (%eax,%ecx,4), %eax
; ATHLON-NEXT: retl
; ATHLON-NEXT: flds 4(%ecx)
; ATHLON-NEXT: flds (%ecx)
; ATHLON-NEXT: flds (%eax)
-; ATHLON-NEXT: fmul %st, %st
+; ATHLON-NEXT: fmul %st(0), %st(0)
; ATHLON-NEXT: cmpl $0, {{[0-9]+}}(%esp)
; ATHLON-NEXT: fxch %st(1)
-; ATHLON-NEXT: fcmove %st(1), %st
+; ATHLON-NEXT: fcmove %st(1), %st(0)
; ATHLON-NEXT: fstp %st(1)
; ATHLON-NEXT: flds 4(%eax)
-; ATHLON-NEXT: fmul %st, %st
+; ATHLON-NEXT: fmul %st(0), %st(0)
; ATHLON-NEXT: fxch %st(2)
-; ATHLON-NEXT: fcmove %st(2), %st
+; ATHLON-NEXT: fcmove %st(2), %st(0)
; ATHLON-NEXT: fstp %st(2)
; ATHLON-NEXT: flds 8(%eax)
-; ATHLON-NEXT: fmul %st, %st
+; ATHLON-NEXT: fmul %st(0), %st(0)
; ATHLON-NEXT: fxch %st(3)
-; ATHLON-NEXT: fcmove %st(3), %st
+; ATHLON-NEXT: fcmove %st(3), %st(0)
; ATHLON-NEXT: fstp %st(3)
; ATHLON-NEXT: flds 12(%eax)
-; ATHLON-NEXT: fmul %st, %st
+; ATHLON-NEXT: fmul %st(0), %st(0)
; ATHLON-NEXT: fxch %st(4)
-; ATHLON-NEXT: fcmove %st(4), %st
+; ATHLON-NEXT: fcmove %st(4), %st(0)
; ATHLON-NEXT: fstp %st(4)
; ATHLON-NEXT: fxch %st(3)
; ATHLON-NEXT: fstps 12(%ecx)
; MCU-NEXT: flds 4(%ecx)
; MCU-NEXT: flds 8(%ecx)
; MCU-NEXT: flds 12(%ecx)
-; MCU-NEXT: fmul %st, %st
+; MCU-NEXT: fmul %st(0), %st(0)
; MCU-NEXT: fxch %st(1)
-; MCU-NEXT: fmul %st, %st
+; MCU-NEXT: fmul %st(0), %st(0)
; MCU-NEXT: fxch %st(2)
-; MCU-NEXT: fmul %st, %st
+; MCU-NEXT: fmul %st(0), %st(0)
; MCU-NEXT: fxch %st(3)
-; MCU-NEXT: fmul %st, %st
+; MCU-NEXT: fmul %st(0), %st(0)
; MCU-NEXT: testl %eax, %eax
; MCU-NEXT: flds (%edx)
; MCU-NEXT: je .LBB5_2
; MCU-NEXT: fstp %st(1)
; MCU-NEXT: fstp %st(3)
; MCU-NEXT: fstp %st(1)
-; MCU-NEXT: fstp %st
+; MCU-NEXT: fstp %st(0)
; MCU-NEXT: flds (%esp) # 4-byte Folded Reload
; MCU-NEXT: fldz
; MCU-NEXT: fldz
; MCU-NEXT: fxch %st(3)
; MCU-NEXT: fxch %st(2)
; MCU-NEXT: .LBB5_2:
-; MCU-NEXT: fstp %st
+; MCU-NEXT: fstp %st(0)
; MCU-NEXT: fstp %st(5)
; MCU-NEXT: fstp %st(3)
; MCU-NEXT: fxch %st(2)
; ATHLON-NEXT: .p2align 4, 0x90
; ATHLON-NEXT: LBB23_4: ## %CF242
; ATHLON-NEXT: ## =>This Inner Loop Header: Depth=1
-; ATHLON-NEXT: fucomi %st
+; ATHLON-NEXT: fucomi %st(0)
; ATHLON-NEXT: jp LBB23_4
; ATHLON-NEXT: ## %bb.5: ## %CF244
-; ATHLON-NEXT: fstp %st
+; ATHLON-NEXT: fstp %st(0)
; ATHLON-NEXT: retl
;
; MCU-LABEL: test19:
; MCU-NEXT: .LBB23_4: # %CF242
; MCU-NEXT: # =>This Inner Loop Header: Depth=1
; MCU-NEXT: cmpl %eax, %ecx
-; MCU-NEXT: fucom %st
+; MCU-NEXT: fucom %st(0)
; MCU-NEXT: fnstsw %ax
; MCU-NEXT: # kill: def $ah killed $ah killed $ax
; MCU-NEXT: sahf
; MCU-NEXT: jp .LBB23_4
; MCU-NEXT: # %bb.5: # %CF244
-; MCU-NEXT: fstp %st
+; MCU-NEXT: fstp %st(0)
; MCU-NEXT: retl
BB:
br label %CF
; X86: # %bb.0: # %entry
; X86-NEXT: subl $12, %esp
; X86-NEXT: calll bar4
-; X86-NEXT: fstp %st
+; X86-NEXT: fstp %st(0)
; X86-NEXT: addl $12, %esp
; X86-NEXT: retl
;
; X86: # %bb.0: # %entry
; X86-NEXT: subl $12, %esp
; X86-NEXT: calll bar6
-; X86-NEXT: fstp %st
+; X86-NEXT: fstp %st(0)
; X86-NEXT: addl $12, %esp
; X86-NEXT: retl
;
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %eax
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %ecx
; GENERIC-NEXT: #APP
-; GENERIC-NEXT: fadd %st, %st(1)
+; GENERIC-NEXT: fadd %st(0), %st(1)
; GENERIC-NEXT: fadd %st(2)
; GENERIC-NEXT: fadds (%ecx)
; GENERIC-NEXT: faddl (%eax)
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [1:1.00]
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [1:1.00]
; ATOM-NEXT: #APP
-; ATOM-NEXT: fadd %st, %st(1) # sched: [5:5.00]
+; ATOM-NEXT: fadd %st(0), %st(1) # sched: [5:5.00]
; ATOM-NEXT: fadd %st(2) # sched: [5:5.00]
; ATOM-NEXT: fadds (%ecx) # sched: [5:5.00]
; ATOM-NEXT: faddl (%eax) # sched: [5:5.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; SLM-NEXT: #APP
-; SLM-NEXT: fadd %st, %st(1) # sched: [3:1.00]
+; SLM-NEXT: fadd %st(0), %st(1) # sched: [3:1.00]
; SLM-NEXT: fadd %st(2) # sched: [3:1.00]
; SLM-NEXT: fadds (%ecx) # sched: [6:1.00]
; SLM-NEXT: faddl (%eax) # sched: [6:1.00]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SANDY-NEXT: #APP
-; SANDY-NEXT: fadd %st, %st(1) # sched: [3:1.00]
+; SANDY-NEXT: fadd %st(0), %st(1) # sched: [3:1.00]
; SANDY-NEXT: fadd %st(2) # sched: [3:1.00]
; SANDY-NEXT: fadds (%ecx) # sched: [10:1.00]
; SANDY-NEXT: faddl (%eax) # sched: [10:1.00]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; HASWELL-NEXT: #APP
-; HASWELL-NEXT: fadd %st, %st(1) # sched: [3:1.00]
+; HASWELL-NEXT: fadd %st(0), %st(1) # sched: [3:1.00]
; HASWELL-NEXT: fadd %st(2) # sched: [3:1.00]
; HASWELL-NEXT: fadds (%ecx) # sched: [10:1.00]
; HASWELL-NEXT: faddl (%eax) # sched: [10:1.00]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BROADWELL-NEXT: #APP
-; BROADWELL-NEXT: fadd %st, %st(1) # sched: [3:1.00]
+; BROADWELL-NEXT: fadd %st(0), %st(1) # sched: [3:1.00]
; BROADWELL-NEXT: fadd %st(2) # sched: [3:1.00]
; BROADWELL-NEXT: fadds (%ecx) # sched: [9:1.00]
; BROADWELL-NEXT: faddl (%eax) # sched: [9:1.00]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKYLAKE-NEXT: #APP
-; SKYLAKE-NEXT: fadd %st, %st(1) # sched: [3:1.00]
+; SKYLAKE-NEXT: fadd %st(0), %st(1) # sched: [3:1.00]
; SKYLAKE-NEXT: fadd %st(2) # sched: [3:1.00]
; SKYLAKE-NEXT: fadds (%ecx) # sched: [10:1.00]
; SKYLAKE-NEXT: faddl (%eax) # sched: [10:1.00]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKX-NEXT: #APP
-; SKX-NEXT: fadd %st, %st(1) # sched: [3:1.00]
+; SKX-NEXT: fadd %st(0), %st(1) # sched: [3:1.00]
; SKX-NEXT: fadd %st(2) # sched: [3:1.00]
; SKX-NEXT: fadds (%ecx) # sched: [10:1.00]
; SKX-NEXT: faddl (%eax) # sched: [10:1.00]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BDVER2-NEXT: #APP
-; BDVER2-NEXT: fadd %st, %st(1) # sched: [5:1.00]
+; BDVER2-NEXT: fadd %st(0), %st(1) # sched: [5:1.00]
; BDVER2-NEXT: fadd %st(2) # sched: [5:1.00]
; BDVER2-NEXT: fadds (%ecx) # sched: [10:1.00]
; BDVER2-NEXT: faddl (%eax) # sched: [10:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; BTVER2-NEXT: #APP
-; BTVER2-NEXT: fadd %st, %st(1) # sched: [3:1.00]
+; BTVER2-NEXT: fadd %st(0), %st(1) # sched: [3:1.00]
; BTVER2-NEXT: fadd %st(2) # sched: [3:1.00]
; BTVER2-NEXT: fadds (%ecx) # sched: [8:1.00]
; BTVER2-NEXT: faddl (%eax) # sched: [8:1.00]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
; ZNVER1-NEXT: #APP
-; ZNVER1-NEXT: fadd %st, %st(1) # sched: [3:1.00]
+; ZNVER1-NEXT: fadd %st(0), %st(1) # sched: [3:1.00]
; ZNVER1-NEXT: fadd %st(2) # sched: [3:1.00]
; ZNVER1-NEXT: fadds (%ecx) # sched: [10:1.00]
; ZNVER1-NEXT: faddl (%eax) # sched: [10:1.00]
; GENERIC-LABEL: test_fcmov:
; GENERIC: # %bb.0:
; GENERIC-NEXT: #APP
-; GENERIC-NEXT: fcmovb %st(1), %st
-; GENERIC-NEXT: fcmovbe %st(1), %st
-; GENERIC-NEXT: fcmove %st(1), %st
-; GENERIC-NEXT: fcmovnb %st(1), %st
-; GENERIC-NEXT: fcmovnbe %st(1), %st
-; GENERIC-NEXT: fcmovne %st(1), %st
-; GENERIC-NEXT: fcmovnu %st(1), %st
-; GENERIC-NEXT: fcmovu %st(1), %st
+; GENERIC-NEXT: fcmovb %st(1), %st(0)
+; GENERIC-NEXT: fcmovbe %st(1), %st(0)
+; GENERIC-NEXT: fcmove %st(1), %st(0)
+; GENERIC-NEXT: fcmovnb %st(1), %st(0)
+; GENERIC-NEXT: fcmovnbe %st(1), %st(0)
+; GENERIC-NEXT: fcmovne %st(1), %st(0)
+; GENERIC-NEXT: fcmovnu %st(1), %st(0)
+; GENERIC-NEXT: fcmovu %st(1), %st(0)
; GENERIC-NEXT: #NO_APP
; GENERIC-NEXT: retl
;
; ATOM-LABEL: test_fcmov:
; ATOM: # %bb.0:
; ATOM-NEXT: #APP
-; ATOM-NEXT: fcmovb %st(1), %st # sched: [9:4.50]
-; ATOM-NEXT: fcmovbe %st(1), %st # sched: [9:4.50]
-; ATOM-NEXT: fcmove %st(1), %st # sched: [9:4.50]
-; ATOM-NEXT: fcmovnb %st(1), %st # sched: [9:4.50]
-; ATOM-NEXT: fcmovnbe %st(1), %st # sched: [9:4.50]
-; ATOM-NEXT: fcmovne %st(1), %st # sched: [9:4.50]
-; ATOM-NEXT: fcmovnu %st(1), %st # sched: [9:4.50]
-; ATOM-NEXT: fcmovu %st(1), %st # sched: [9:4.50]
+; ATOM-NEXT: fcmovb %st(1), %st(0) # sched: [9:4.50]
+; ATOM-NEXT: fcmovbe %st(1), %st(0) # sched: [9:4.50]
+; ATOM-NEXT: fcmove %st(1), %st(0) # sched: [9:4.50]
+; ATOM-NEXT: fcmovnb %st(1), %st(0) # sched: [9:4.50]
+; ATOM-NEXT: fcmovnbe %st(1), %st(0) # sched: [9:4.50]
+; ATOM-NEXT: fcmovne %st(1), %st(0) # sched: [9:4.50]
+; ATOM-NEXT: fcmovnu %st(1), %st(0) # sched: [9:4.50]
+; ATOM-NEXT: fcmovu %st(1), %st(0) # sched: [9:4.50]
; ATOM-NEXT: #NO_APP
; ATOM-NEXT: retl # sched: [79:39.50]
;
; SLM-LABEL: test_fcmov:
; SLM: # %bb.0:
; SLM-NEXT: #APP
-; SLM-NEXT: fcmovb %st(1), %st # sched: [3:1.00]
-; SLM-NEXT: fcmovbe %st(1), %st # sched: [3:1.00]
-; SLM-NEXT: fcmove %st(1), %st # sched: [3:1.00]
-; SLM-NEXT: fcmovnb %st(1), %st # sched: [3:1.00]
-; SLM-NEXT: fcmovnbe %st(1), %st # sched: [3:1.00]
-; SLM-NEXT: fcmovne %st(1), %st # sched: [3:1.00]
-; SLM-NEXT: fcmovnu %st(1), %st # sched: [3:1.00]
-; SLM-NEXT: fcmovu %st(1), %st # sched: [3:1.00]
+; SLM-NEXT: fcmovb %st(1), %st(0) # sched: [3:1.00]
+; SLM-NEXT: fcmovbe %st(1), %st(0) # sched: [3:1.00]
+; SLM-NEXT: fcmove %st(1), %st(0) # sched: [3:1.00]
+; SLM-NEXT: fcmovnb %st(1), %st(0) # sched: [3:1.00]
+; SLM-NEXT: fcmovnbe %st(1), %st(0) # sched: [3:1.00]
+; SLM-NEXT: fcmovne %st(1), %st(0) # sched: [3:1.00]
+; SLM-NEXT: fcmovnu %st(1), %st(0) # sched: [3:1.00]
+; SLM-NEXT: fcmovu %st(1), %st(0) # sched: [3:1.00]
; SLM-NEXT: #NO_APP
; SLM-NEXT: retl # sched: [4:1.00]
;
; SANDY-LABEL: test_fcmov:
; SANDY: # %bb.0:
; SANDY-NEXT: #APP
-; SANDY-NEXT: fcmovb %st(1), %st # sched: [3:2.00]
-; SANDY-NEXT: fcmovbe %st(1), %st # sched: [3:2.00]
-; SANDY-NEXT: fcmove %st(1), %st # sched: [3:2.00]
-; SANDY-NEXT: fcmovnb %st(1), %st # sched: [3:2.00]
-; SANDY-NEXT: fcmovnbe %st(1), %st # sched: [3:2.00]
-; SANDY-NEXT: fcmovne %st(1), %st # sched: [3:2.00]
-; SANDY-NEXT: fcmovnu %st(1), %st # sched: [3:2.00]
-; SANDY-NEXT: fcmovu %st(1), %st # sched: [3:2.00]
+; SANDY-NEXT: fcmovb %st(1), %st(0) # sched: [3:2.00]
+; SANDY-NEXT: fcmovbe %st(1), %st(0) # sched: [3:2.00]
+; SANDY-NEXT: fcmove %st(1), %st(0) # sched: [3:2.00]
+; SANDY-NEXT: fcmovnb %st(1), %st(0) # sched: [3:2.00]
+; SANDY-NEXT: fcmovnbe %st(1), %st(0) # sched: [3:2.00]
+; SANDY-NEXT: fcmovne %st(1), %st(0) # sched: [3:2.00]
+; SANDY-NEXT: fcmovnu %st(1), %st(0) # sched: [3:2.00]
+; SANDY-NEXT: fcmovu %st(1), %st(0) # sched: [3:2.00]
; SANDY-NEXT: #NO_APP
; SANDY-NEXT: retl # sched: [6:1.00]
;
; HASWELL-LABEL: test_fcmov:
; HASWELL: # %bb.0:
; HASWELL-NEXT: #APP
-; HASWELL-NEXT: fcmovb %st(1), %st # sched: [3:1.00]
-; HASWELL-NEXT: fcmovbe %st(1), %st # sched: [3:1.00]
-; HASWELL-NEXT: fcmove %st(1), %st # sched: [3:1.00]
-; HASWELL-NEXT: fcmovnb %st(1), %st # sched: [3:1.00]
-; HASWELL-NEXT: fcmovnbe %st(1), %st # sched: [3:1.00]
-; HASWELL-NEXT: fcmovne %st(1), %st # sched: [3:1.00]
-; HASWELL-NEXT: fcmovnu %st(1), %st # sched: [3:1.00]
-; HASWELL-NEXT: fcmovu %st(1), %st # sched: [3:1.00]
+; HASWELL-NEXT: fcmovb %st(1), %st(0) # sched: [3:1.00]
+; HASWELL-NEXT: fcmovbe %st(1), %st(0) # sched: [3:1.00]
+; HASWELL-NEXT: fcmove %st(1), %st(0) # sched: [3:1.00]
+; HASWELL-NEXT: fcmovnb %st(1), %st(0) # sched: [3:1.00]
+; HASWELL-NEXT: fcmovnbe %st(1), %st(0) # sched: [3:1.00]
+; HASWELL-NEXT: fcmovne %st(1), %st(0) # sched: [3:1.00]
+; HASWELL-NEXT: fcmovnu %st(1), %st(0) # sched: [3:1.00]
+; HASWELL-NEXT: fcmovu %st(1), %st(0) # sched: [3:1.00]
; HASWELL-NEXT: #NO_APP
; HASWELL-NEXT: retl # sched: [7:1.00]
;
; BROADWELL-LABEL: test_fcmov:
; BROADWELL: # %bb.0:
; BROADWELL-NEXT: #APP
-; BROADWELL-NEXT: fcmovb %st(1), %st # sched: [3:1.00]
-; BROADWELL-NEXT: fcmovbe %st(1), %st # sched: [3:1.00]
-; BROADWELL-NEXT: fcmove %st(1), %st # sched: [3:1.00]
-; BROADWELL-NEXT: fcmovnb %st(1), %st # sched: [3:1.00]
-; BROADWELL-NEXT: fcmovnbe %st(1), %st # sched: [3:1.00]
-; BROADWELL-NEXT: fcmovne %st(1), %st # sched: [3:1.00]
-; BROADWELL-NEXT: fcmovnu %st(1), %st # sched: [3:1.00]
-; BROADWELL-NEXT: fcmovu %st(1), %st # sched: [3:1.00]
+; BROADWELL-NEXT: fcmovb %st(1), %st(0) # sched: [3:1.00]
+; BROADWELL-NEXT: fcmovbe %st(1), %st(0) # sched: [3:1.00]
+; BROADWELL-NEXT: fcmove %st(1), %st(0) # sched: [3:1.00]
+; BROADWELL-NEXT: fcmovnb %st(1), %st(0) # sched: [3:1.00]
+; BROADWELL-NEXT: fcmovnbe %st(1), %st(0) # sched: [3:1.00]
+; BROADWELL-NEXT: fcmovne %st(1), %st(0) # sched: [3:1.00]
+; BROADWELL-NEXT: fcmovnu %st(1), %st(0) # sched: [3:1.00]
+; BROADWELL-NEXT: fcmovu %st(1), %st(0) # sched: [3:1.00]
; BROADWELL-NEXT: #NO_APP
; BROADWELL-NEXT: retl # sched: [6:0.50]
;
; SKYLAKE-LABEL: test_fcmov:
; SKYLAKE: # %bb.0:
; SKYLAKE-NEXT: #APP
-; SKYLAKE-NEXT: fcmovb %st(1), %st # sched: [3:1.00]
-; SKYLAKE-NEXT: fcmovbe %st(1), %st # sched: [3:1.00]
-; SKYLAKE-NEXT: fcmove %st(1), %st # sched: [3:1.00]
-; SKYLAKE-NEXT: fcmovnb %st(1), %st # sched: [3:1.00]
-; SKYLAKE-NEXT: fcmovnbe %st(1), %st # sched: [3:1.00]
-; SKYLAKE-NEXT: fcmovne %st(1), %st # sched: [3:1.00]
-; SKYLAKE-NEXT: fcmovnu %st(1), %st # sched: [3:1.00]
-; SKYLAKE-NEXT: fcmovu %st(1), %st # sched: [3:1.00]
+; SKYLAKE-NEXT: fcmovb %st(1), %st(0) # sched: [3:1.00]
+; SKYLAKE-NEXT: fcmovbe %st(1), %st(0) # sched: [3:1.00]
+; SKYLAKE-NEXT: fcmove %st(1), %st(0) # sched: [3:1.00]
+; SKYLAKE-NEXT: fcmovnb %st(1), %st(0) # sched: [3:1.00]
+; SKYLAKE-NEXT: fcmovnbe %st(1), %st(0) # sched: [3:1.00]
+; SKYLAKE-NEXT: fcmovne %st(1), %st(0) # sched: [3:1.00]
+; SKYLAKE-NEXT: fcmovnu %st(1), %st(0) # sched: [3:1.00]
+; SKYLAKE-NEXT: fcmovu %st(1), %st(0) # sched: [3:1.00]
; SKYLAKE-NEXT: #NO_APP
; SKYLAKE-NEXT: retl # sched: [6:0.50]
;
; SKX-LABEL: test_fcmov:
; SKX: # %bb.0:
; SKX-NEXT: #APP
-; SKX-NEXT: fcmovb %st(1), %st # sched: [3:1.00]
-; SKX-NEXT: fcmovbe %st(1), %st # sched: [3:1.00]
-; SKX-NEXT: fcmove %st(1), %st # sched: [3:1.00]
-; SKX-NEXT: fcmovnb %st(1), %st # sched: [3:1.00]
-; SKX-NEXT: fcmovnbe %st(1), %st # sched: [3:1.00]
-; SKX-NEXT: fcmovne %st(1), %st # sched: [3:1.00]
-; SKX-NEXT: fcmovnu %st(1), %st # sched: [3:1.00]
-; SKX-NEXT: fcmovu %st(1), %st # sched: [3:1.00]
+; SKX-NEXT: fcmovb %st(1), %st(0) # sched: [3:1.00]
+; SKX-NEXT: fcmovbe %st(1), %st(0) # sched: [3:1.00]
+; SKX-NEXT: fcmove %st(1), %st(0) # sched: [3:1.00]
+; SKX-NEXT: fcmovnb %st(1), %st(0) # sched: [3:1.00]
+; SKX-NEXT: fcmovnbe %st(1), %st(0) # sched: [3:1.00]
+; SKX-NEXT: fcmovne %st(1), %st(0) # sched: [3:1.00]
+; SKX-NEXT: fcmovnu %st(1), %st(0) # sched: [3:1.00]
+; SKX-NEXT: fcmovu %st(1), %st(0) # sched: [3:1.00]
; SKX-NEXT: #NO_APP
; SKX-NEXT: retl # sched: [6:0.50]
;
; BDVER2-LABEL: test_fcmov:
; BDVER2: # %bb.0:
; BDVER2-NEXT: #APP
-; BDVER2-NEXT: fcmovb %st(1), %st # sched: [1:1.00]
-; BDVER2-NEXT: fcmovbe %st(1), %st # sched: [1:1.00]
-; BDVER2-NEXT: fcmove %st(1), %st # sched: [1:1.00]
-; BDVER2-NEXT: fcmovnb %st(1), %st # sched: [1:1.00]
-; BDVER2-NEXT: fcmovnbe %st(1), %st # sched: [1:1.00]
-; BDVER2-NEXT: fcmovne %st(1), %st # sched: [1:1.00]
-; BDVER2-NEXT: fcmovnu %st(1), %st # sched: [1:1.00]
-; BDVER2-NEXT: fcmovu %st(1), %st # sched: [1:1.00]
+; BDVER2-NEXT: fcmovb %st(1), %st(0) # sched: [1:1.00]
+; BDVER2-NEXT: fcmovbe %st(1), %st(0) # sched: [1:1.00]
+; BDVER2-NEXT: fcmove %st(1), %st(0) # sched: [1:1.00]
+; BDVER2-NEXT: fcmovnb %st(1), %st(0) # sched: [1:1.00]
+; BDVER2-NEXT: fcmovnbe %st(1), %st(0) # sched: [1:1.00]
+; BDVER2-NEXT: fcmovne %st(1), %st(0) # sched: [1:1.00]
+; BDVER2-NEXT: fcmovnu %st(1), %st(0) # sched: [1:1.00]
+; BDVER2-NEXT: fcmovu %st(1), %st(0) # sched: [1:1.00]
; BDVER2-NEXT: #NO_APP
; BDVER2-NEXT: retl # sched: [5:1.00]
;
; BTVER2-LABEL: test_fcmov:
; BTVER2: # %bb.0:
; BTVER2-NEXT: #APP
-; BTVER2-NEXT: fcmovb %st(1), %st # sched: [3:1.00]
-; BTVER2-NEXT: fcmovbe %st(1), %st # sched: [3:1.00]
-; BTVER2-NEXT: fcmove %st(1), %st # sched: [3:1.00]
-; BTVER2-NEXT: fcmovnb %st(1), %st # sched: [3:1.00]
-; BTVER2-NEXT: fcmovnbe %st(1), %st # sched: [3:1.00]
-; BTVER2-NEXT: fcmovne %st(1), %st # sched: [3:1.00]
-; BTVER2-NEXT: fcmovnu %st(1), %st # sched: [3:1.00]
-; BTVER2-NEXT: fcmovu %st(1), %st # sched: [3:1.00]
+; BTVER2-NEXT: fcmovb %st(1), %st(0) # sched: [3:1.00]
+; BTVER2-NEXT: fcmovbe %st(1), %st(0) # sched: [3:1.00]
+; BTVER2-NEXT: fcmove %st(1), %st(0) # sched: [3:1.00]
+; BTVER2-NEXT: fcmovnb %st(1), %st(0) # sched: [3:1.00]
+; BTVER2-NEXT: fcmovnbe %st(1), %st(0) # sched: [3:1.00]
+; BTVER2-NEXT: fcmovne %st(1), %st(0) # sched: [3:1.00]
+; BTVER2-NEXT: fcmovnu %st(1), %st(0) # sched: [3:1.00]
+; BTVER2-NEXT: fcmovu %st(1), %st(0) # sched: [3:1.00]
; BTVER2-NEXT: #NO_APP
; BTVER2-NEXT: retl # sched: [4:1.00]
;
; ZNVER1-LABEL: test_fcmov:
; ZNVER1: # %bb.0:
; ZNVER1-NEXT: #APP
-; ZNVER1-NEXT: fcmovb %st(1), %st # sched: [100:0.25]
-; ZNVER1-NEXT: fcmovbe %st(1), %st # sched: [100:0.25]
-; ZNVER1-NEXT: fcmove %st(1), %st # sched: [100:0.25]
-; ZNVER1-NEXT: fcmovnb %st(1), %st # sched: [100:0.25]
-; ZNVER1-NEXT: fcmovnbe %st(1), %st # sched: [100:0.25]
-; ZNVER1-NEXT: fcmovne %st(1), %st # sched: [100:0.25]
-; ZNVER1-NEXT: fcmovnu %st(1), %st # sched: [100:0.25]
-; ZNVER1-NEXT: fcmovu %st(1), %st # sched: [100:0.25]
+; ZNVER1-NEXT: fcmovb %st(1), %st(0) # sched: [100:0.25]
+; ZNVER1-NEXT: fcmovbe %st(1), %st(0) # sched: [100:0.25]
+; ZNVER1-NEXT: fcmove %st(1), %st(0) # sched: [100:0.25]
+; ZNVER1-NEXT: fcmovnb %st(1), %st(0) # sched: [100:0.25]
+; ZNVER1-NEXT: fcmovnbe %st(1), %st(0) # sched: [100:0.25]
+; ZNVER1-NEXT: fcmovne %st(1), %st(0) # sched: [100:0.25]
+; ZNVER1-NEXT: fcmovnu %st(1), %st(0) # sched: [100:0.25]
+; ZNVER1-NEXT: fcmovu %st(1), %st(0) # sched: [100:0.25]
; ZNVER1-NEXT: #NO_APP
; ZNVER1-NEXT: retl # sched: [1:0.50]
tail call void asm sideeffect "fcmovb %st(1), %st(0) \0A\09 fcmovbe %st(1), %st(0) \0A\09 fcmove %st(1), %st(0) \0A\09 fcmovnb %st(1), %st(0) \0A\09 fcmovnbe %st(1), %st(0) \0A\09 fcmovne %st(1), %st(0) \0A\09 fcmovnu %st(1), %st(0) \0A\09 fcmovu %st(1), %st(0)", ""() nounwind
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %eax
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %ecx
; GENERIC-NEXT: #APP
-; GENERIC-NEXT: fdiv %st, %st(1)
+; GENERIC-NEXT: fdiv %st(0), %st(1)
; GENERIC-NEXT: fdiv %st(2)
; GENERIC-NEXT: fdivs (%ecx)
; GENERIC-NEXT: fdivl (%eax)
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [1:1.00]
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [1:1.00]
; ATOM-NEXT: #APP
-; ATOM-NEXT: fdiv %st, %st(1) # sched: [34:17.00]
+; ATOM-NEXT: fdiv %st(0), %st(1) # sched: [34:17.00]
; ATOM-NEXT: fdiv %st(2) # sched: [34:17.00]
; ATOM-NEXT: fdivs (%ecx) # sched: [34:17.00]
; ATOM-NEXT: fdivl (%eax) # sched: [34:17.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; SLM-NEXT: #APP
-; SLM-NEXT: fdiv %st, %st(1) # sched: [19:17.00]
+; SLM-NEXT: fdiv %st(0), %st(1) # sched: [19:17.00]
; SLM-NEXT: fdiv %st(2) # sched: [19:17.00]
; SLM-NEXT: fdivs (%ecx) # sched: [22:17.00]
; SLM-NEXT: fdivl (%eax) # sched: [22:17.00]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SANDY-NEXT: #APP
-; SANDY-NEXT: fdiv %st, %st(1) # sched: [14:14.00]
+; SANDY-NEXT: fdiv %st(0), %st(1) # sched: [14:14.00]
; SANDY-NEXT: fdiv %st(2) # sched: [14:14.00]
; SANDY-NEXT: fdivs (%ecx) # sched: [31:1.00]
; SANDY-NEXT: fdivl (%eax) # sched: [31:1.00]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; HASWELL-NEXT: #APP
-; HASWELL-NEXT: fdiv %st, %st(1) # sched: [24:1.00]
+; HASWELL-NEXT: fdiv %st(0), %st(1) # sched: [24:1.00]
; HASWELL-NEXT: fdiv %st(2) # sched: [20:1.00]
; HASWELL-NEXT: fdivs (%ecx) # sched: [31:1.00]
; HASWELL-NEXT: fdivl (%eax) # sched: [31:1.00]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BROADWELL-NEXT: #APP
-; BROADWELL-NEXT: fdiv %st, %st(1) # sched: [15:1.00]
+; BROADWELL-NEXT: fdiv %st(0), %st(1) # sched: [15:1.00]
; BROADWELL-NEXT: fdiv %st(2) # sched: [20:1.00]
; BROADWELL-NEXT: fdivs (%ecx) # sched: [21:1.00]
; BROADWELL-NEXT: fdivl (%eax) # sched: [21:1.00]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKYLAKE-NEXT: #APP
-; SKYLAKE-NEXT: fdiv %st, %st(1) # sched: [15:1.00]
+; SKYLAKE-NEXT: fdiv %st(0), %st(1) # sched: [15:1.00]
; SKYLAKE-NEXT: fdiv %st(2) # sched: [20:1.00]
; SKYLAKE-NEXT: fdivs (%ecx) # sched: [22:1.00]
; SKYLAKE-NEXT: fdivl (%eax) # sched: [22:1.00]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKX-NEXT: #APP
-; SKX-NEXT: fdiv %st, %st(1) # sched: [15:1.00]
+; SKX-NEXT: fdiv %st(0), %st(1) # sched: [15:1.00]
; SKX-NEXT: fdiv %st(2) # sched: [20:1.00]
; SKX-NEXT: fdivs (%ecx) # sched: [22:1.00]
; SKX-NEXT: fdivl (%eax) # sched: [22:1.00]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BDVER2-NEXT: #APP
-; BDVER2-NEXT: fdiv %st, %st(1) # sched: [9:9.50]
+; BDVER2-NEXT: fdiv %st(0), %st(1) # sched: [9:9.50]
; BDVER2-NEXT: fdiv %st(2) # sched: [9:9.50]
; BDVER2-NEXT: fdivs (%ecx) # sched: [14:9.50]
; BDVER2-NEXT: fdivl (%eax) # sched: [14:9.50]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; BTVER2-NEXT: #APP
-; BTVER2-NEXT: fdiv %st, %st(1) # sched: [19:19.00]
+; BTVER2-NEXT: fdiv %st(0), %st(1) # sched: [19:19.00]
; BTVER2-NEXT: fdiv %st(2) # sched: [19:19.00]
; BTVER2-NEXT: fdivs (%ecx) # sched: [24:19.00]
; BTVER2-NEXT: fdivl (%eax) # sched: [24:19.00]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
; ZNVER1-NEXT: #APP
-; ZNVER1-NEXT: fdiv %st, %st(1) # sched: [15:1.00]
+; ZNVER1-NEXT: fdiv %st(0), %st(1) # sched: [15:1.00]
; ZNVER1-NEXT: fdiv %st(2) # sched: [15:1.00]
; ZNVER1-NEXT: fdivs (%ecx) # sched: [22:1.00]
; ZNVER1-NEXT: fdivl (%eax) # sched: [22:1.00]
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %eax
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %ecx
; GENERIC-NEXT: #APP
-; GENERIC-NEXT: fdivr %st, %st(1)
+; GENERIC-NEXT: fdivr %st(0), %st(1)
; GENERIC-NEXT: fdivr %st(2)
; GENERIC-NEXT: fdivrs (%ecx)
; GENERIC-NEXT: fdivrl (%eax)
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [1:1.00]
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [1:1.00]
; ATOM-NEXT: #APP
-; ATOM-NEXT: fdivr %st, %st(1) # sched: [34:17.00]
+; ATOM-NEXT: fdivr %st(0), %st(1) # sched: [34:17.00]
; ATOM-NEXT: fdivr %st(2) # sched: [34:17.00]
; ATOM-NEXT: fdivrs (%ecx) # sched: [34:17.00]
; ATOM-NEXT: fdivrl (%eax) # sched: [34:17.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; SLM-NEXT: #APP
-; SLM-NEXT: fdivr %st, %st(1) # sched: [19:17.00]
+; SLM-NEXT: fdivr %st(0), %st(1) # sched: [19:17.00]
; SLM-NEXT: fdivr %st(2) # sched: [19:17.00]
; SLM-NEXT: fdivrs (%ecx) # sched: [22:17.00]
; SLM-NEXT: fdivrl (%eax) # sched: [22:17.00]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SANDY-NEXT: #APP
-; SANDY-NEXT: fdivr %st, %st(1) # sched: [14:14.00]
+; SANDY-NEXT: fdivr %st(0), %st(1) # sched: [14:14.00]
; SANDY-NEXT: fdivr %st(2) # sched: [14:14.00]
; SANDY-NEXT: fdivrs (%ecx) # sched: [31:1.00]
; SANDY-NEXT: fdivrl (%eax) # sched: [31:1.00]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; HASWELL-NEXT: #APP
-; HASWELL-NEXT: fdivr %st, %st(1) # sched: [20:1.00]
+; HASWELL-NEXT: fdivr %st(0), %st(1) # sched: [20:1.00]
; HASWELL-NEXT: fdivr %st(2) # sched: [24:1.00]
; HASWELL-NEXT: fdivrs (%ecx) # sched: [27:1.00]
; HASWELL-NEXT: fdivrl (%eax) # sched: [27:1.00]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BROADWELL-NEXT: #APP
-; BROADWELL-NEXT: fdivr %st, %st(1) # sched: [20:1.00]
+; BROADWELL-NEXT: fdivr %st(0), %st(1) # sched: [20:1.00]
; BROADWELL-NEXT: fdivr %st(2) # sched: [15:1.00]
; BROADWELL-NEXT: fdivrs (%ecx) # sched: [26:1.00]
; BROADWELL-NEXT: fdivrl (%eax) # sched: [26:1.00]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKYLAKE-NEXT: #APP
-; SKYLAKE-NEXT: fdivr %st, %st(1) # sched: [20:1.00]
+; SKYLAKE-NEXT: fdivr %st(0), %st(1) # sched: [20:1.00]
; SKYLAKE-NEXT: fdivr %st(2) # sched: [15:1.00]
; SKYLAKE-NEXT: fdivrs (%ecx) # sched: [27:1.00]
; SKYLAKE-NEXT: fdivrl (%eax) # sched: [27:1.00]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKX-NEXT: #APP
-; SKX-NEXT: fdivr %st, %st(1) # sched: [20:1.00]
+; SKX-NEXT: fdivr %st(0), %st(1) # sched: [20:1.00]
; SKX-NEXT: fdivr %st(2) # sched: [15:1.00]
; SKX-NEXT: fdivrs (%ecx) # sched: [27:1.00]
; SKX-NEXT: fdivrl (%eax) # sched: [27:1.00]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BDVER2-NEXT: #APP
-; BDVER2-NEXT: fdivr %st, %st(1) # sched: [9:9.50]
+; BDVER2-NEXT: fdivr %st(0), %st(1) # sched: [9:9.50]
; BDVER2-NEXT: fdivr %st(2) # sched: [9:9.50]
; BDVER2-NEXT: fdivrs (%ecx) # sched: [14:9.50]
; BDVER2-NEXT: fdivrl (%eax) # sched: [14:9.50]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; BTVER2-NEXT: #APP
-; BTVER2-NEXT: fdivr %st, %st(1) # sched: [19:19.00]
+; BTVER2-NEXT: fdivr %st(0), %st(1) # sched: [19:19.00]
; BTVER2-NEXT: fdivr %st(2) # sched: [19:19.00]
; BTVER2-NEXT: fdivrs (%ecx) # sched: [24:19.00]
; BTVER2-NEXT: fdivrl (%eax) # sched: [24:19.00]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
; ZNVER1-NEXT: #APP
-; ZNVER1-NEXT: fdivr %st, %st(1) # sched: [15:1.00]
+; ZNVER1-NEXT: fdivr %st(0), %st(1) # sched: [15:1.00]
; ZNVER1-NEXT: fdivr %st(2) # sched: [15:1.00]
; ZNVER1-NEXT: fdivrs (%ecx) # sched: [22:1.00]
; ZNVER1-NEXT: fdivrl (%eax) # sched: [22:1.00]
; GENERIC-LABEL: test_ffree:
; GENERIC: # %bb.0:
; GENERIC-NEXT: #APP
-; GENERIC-NEXT: ffree %st
+; GENERIC-NEXT: ffree %st(0)
; GENERIC-NEXT: #NO_APP
; GENERIC-NEXT: retl
;
; ATOM-LABEL: test_ffree:
; ATOM: # %bb.0:
; ATOM-NEXT: #APP
-; ATOM-NEXT: ffree %st # sched: [1:0.50]
+; ATOM-NEXT: ffree %st(0) # sched: [1:0.50]
; ATOM-NEXT: #NO_APP
; ATOM-NEXT: retl # sched: [79:39.50]
;
; SLM-LABEL: test_ffree:
; SLM: # %bb.0:
; SLM-NEXT: #APP
-; SLM-NEXT: ffree %st # sched: [100:1.00]
+; SLM-NEXT: ffree %st(0) # sched: [100:1.00]
; SLM-NEXT: #NO_APP
; SLM-NEXT: retl # sched: [4:1.00]
;
; SANDY-LABEL: test_ffree:
; SANDY: # %bb.0:
; SANDY-NEXT: #APP
-; SANDY-NEXT: ffree %st # sched: [1:1.00]
+; SANDY-NEXT: ffree %st(0) # sched: [1:1.00]
; SANDY-NEXT: #NO_APP
; SANDY-NEXT: retl # sched: [6:1.00]
;
; HASWELL-LABEL: test_ffree:
; HASWELL: # %bb.0:
; HASWELL-NEXT: #APP
-; HASWELL-NEXT: ffree %st # sched: [1:0.50]
+; HASWELL-NEXT: ffree %st(0) # sched: [1:0.50]
; HASWELL-NEXT: #NO_APP
; HASWELL-NEXT: retl # sched: [7:1.00]
;
; BROADWELL-LABEL: test_ffree:
; BROADWELL: # %bb.0:
; BROADWELL-NEXT: #APP
-; BROADWELL-NEXT: ffree %st # sched: [100:0.25]
+; BROADWELL-NEXT: ffree %st(0) # sched: [100:0.25]
; BROADWELL-NEXT: #NO_APP
; BROADWELL-NEXT: retl # sched: [6:0.50]
;
; SKYLAKE-LABEL: test_ffree:
; SKYLAKE: # %bb.0:
; SKYLAKE-NEXT: #APP
-; SKYLAKE-NEXT: ffree %st # sched: [100:0.25]
+; SKYLAKE-NEXT: ffree %st(0) # sched: [100:0.25]
; SKYLAKE-NEXT: #NO_APP
; SKYLAKE-NEXT: retl # sched: [6:0.50]
;
; SKX-LABEL: test_ffree:
; SKX: # %bb.0:
; SKX-NEXT: #APP
-; SKX-NEXT: ffree %st # sched: [100:0.25]
+; SKX-NEXT: ffree %st(0) # sched: [100:0.25]
; SKX-NEXT: #NO_APP
; SKX-NEXT: retl # sched: [6:0.50]
;
; BDVER2-LABEL: test_ffree:
; BDVER2: # %bb.0:
; BDVER2-NEXT: #APP
-; BDVER2-NEXT: ffree %st # sched: [100:0.50]
+; BDVER2-NEXT: ffree %st(0) # sched: [100:0.50]
; BDVER2-NEXT: #NO_APP
; BDVER2-NEXT: retl # sched: [5:1.00]
;
; BTVER2-LABEL: test_ffree:
; BTVER2: # %bb.0:
; BTVER2-NEXT: #APP
-; BTVER2-NEXT: ffree %st # sched: [100:0.50]
+; BTVER2-NEXT: ffree %st(0) # sched: [100:0.50]
; BTVER2-NEXT: #NO_APP
; BTVER2-NEXT: retl # sched: [4:1.00]
;
; ZNVER1-LABEL: test_ffree:
; ZNVER1: # %bb.0:
; ZNVER1-NEXT: #APP
-; ZNVER1-NEXT: ffree %st # sched: [11:1.00]
+; ZNVER1-NEXT: ffree %st(0) # sched: [11:1.00]
; ZNVER1-NEXT: #NO_APP
; ZNVER1-NEXT: retl # sched: [1:0.50]
tail call void asm sideeffect "ffree %st(0)", ""() nounwind
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %ecx
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %edx
; GENERIC-NEXT: #APP
-; GENERIC-NEXT: fld %st
+; GENERIC-NEXT: fld %st(0)
; GENERIC-NEXT: flds (%edx)
; GENERIC-NEXT: fldl (%ecx)
; GENERIC-NEXT: fldt (%eax)
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [1:1.00]
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [1:1.00]
; ATOM-NEXT: #APP
-; ATOM-NEXT: fld %st # sched: [1:1.00]
+; ATOM-NEXT: fld %st(0) # sched: [1:1.00]
; ATOM-NEXT: flds (%edx) # sched: [1:1.00]
; ATOM-NEXT: fldl (%ecx) # sched: [1:1.00]
; ATOM-NEXT: fldt (%eax) # sched: [4:2.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [3:1.00]
; SLM-NEXT: #APP
-; SLM-NEXT: fld %st # sched: [1:0.50]
+; SLM-NEXT: fld %st(0) # sched: [1:0.50]
; SLM-NEXT: flds (%edx) # sched: [3:1.00]
; SLM-NEXT: fldl (%ecx) # sched: [3:1.00]
; SLM-NEXT: fldt (%eax) # sched: [3:1.00]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; SANDY-NEXT: #APP
-; SANDY-NEXT: fld %st # sched: [1:1.00]
+; SANDY-NEXT: fld %st(0) # sched: [1:1.00]
; SANDY-NEXT: flds (%edx) # sched: [9:1.00]
; SANDY-NEXT: fldl (%ecx) # sched: [9:1.00]
; SANDY-NEXT: fldt (%eax) # sched: [9:1.00]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; HASWELL-NEXT: #APP
-; HASWELL-NEXT: fld %st # sched: [1:0.50]
+; HASWELL-NEXT: fld %st(0) # sched: [1:0.50]
; HASWELL-NEXT: flds (%edx) # sched: [7:0.50]
; HASWELL-NEXT: fldl (%ecx) # sched: [7:0.50]
; HASWELL-NEXT: fldt (%eax) # sched: [7:0.50]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; BROADWELL-NEXT: #APP
-; BROADWELL-NEXT: fld %st # sched: [1:0.25]
+; BROADWELL-NEXT: fld %st(0) # sched: [1:0.25]
; BROADWELL-NEXT: flds (%edx) # sched: [6:0.50]
; BROADWELL-NEXT: fldl (%ecx) # sched: [6:0.50]
; BROADWELL-NEXT: fldt (%eax) # sched: [6:0.50]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; SKYLAKE-NEXT: #APP
-; SKYLAKE-NEXT: fld %st # sched: [1:0.25]
+; SKYLAKE-NEXT: fld %st(0) # sched: [1:0.25]
; SKYLAKE-NEXT: flds (%edx) # sched: [7:0.50]
; SKYLAKE-NEXT: fldl (%ecx) # sched: [7:0.50]
; SKYLAKE-NEXT: fldt (%eax) # sched: [7:0.50]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; SKX-NEXT: #APP
-; SKX-NEXT: fld %st # sched: [1:0.25]
+; SKX-NEXT: fld %st(0) # sched: [1:0.25]
; SKX-NEXT: flds (%edx) # sched: [7:0.50]
; SKX-NEXT: fldl (%ecx) # sched: [7:0.50]
; SKX-NEXT: fldt (%eax) # sched: [7:0.50]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; BDVER2-NEXT: #APP
-; BDVER2-NEXT: fld %st # sched: [1:0.50]
+; BDVER2-NEXT: fld %st(0) # sched: [1:0.50]
; BDVER2-NEXT: flds (%edx) # sched: [5:0.50]
; BDVER2-NEXT: fldl (%ecx) # sched: [5:0.50]
; BDVER2-NEXT: fldt (%eax) # sched: [5:0.50]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [3:1.00]
; BTVER2-NEXT: #APP
-; BTVER2-NEXT: fld %st # sched: [1:0.50]
+; BTVER2-NEXT: fld %st(0) # sched: [1:0.50]
; BTVER2-NEXT: flds (%edx) # sched: [3:1.00]
; BTVER2-NEXT: fldl (%ecx) # sched: [3:1.00]
; BTVER2-NEXT: fldt (%eax) # sched: [3:1.00]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [8:0.50]
; ZNVER1-NEXT: #APP
-; ZNVER1-NEXT: fld %st # sched: [1:0.50]
+; ZNVER1-NEXT: fld %st(0) # sched: [1:0.50]
; ZNVER1-NEXT: flds (%edx) # sched: [8:0.50]
; ZNVER1-NEXT: fldl (%ecx) # sched: [8:0.50]
; ZNVER1-NEXT: fldt (%eax) # sched: [1:0.50]
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %eax
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %ecx
; GENERIC-NEXT: #APP
-; GENERIC-NEXT: fmul %st, %st(1)
+; GENERIC-NEXT: fmul %st(0), %st(1)
; GENERIC-NEXT: fmul %st(2)
; GENERIC-NEXT: fmuls (%ecx)
; GENERIC-NEXT: fmull (%eax)
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [1:1.00]
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [1:1.00]
; ATOM-NEXT: #APP
-; ATOM-NEXT: fmul %st, %st(1) # sched: [4:4.00]
+; ATOM-NEXT: fmul %st(0), %st(1) # sched: [4:4.00]
; ATOM-NEXT: fmul %st(2) # sched: [4:4.00]
; ATOM-NEXT: fmuls (%ecx) # sched: [4:4.00]
; ATOM-NEXT: fmull (%eax) # sched: [4:4.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; SLM-NEXT: #APP
-; SLM-NEXT: fmul %st, %st(1) # sched: [5:2.00]
+; SLM-NEXT: fmul %st(0), %st(1) # sched: [5:2.00]
; SLM-NEXT: fmul %st(2) # sched: [5:2.00]
; SLM-NEXT: fmuls (%ecx) # sched: [8:2.00]
; SLM-NEXT: fmull (%eax) # sched: [8:2.00]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SANDY-NEXT: #APP
-; SANDY-NEXT: fmul %st, %st(1) # sched: [5:1.00]
+; SANDY-NEXT: fmul %st(0), %st(1) # sched: [5:1.00]
; SANDY-NEXT: fmul %st(2) # sched: [5:1.00]
; SANDY-NEXT: fmuls (%ecx) # sched: [12:1.00]
; SANDY-NEXT: fmull (%eax) # sched: [12:1.00]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; HASWELL-NEXT: #APP
-; HASWELL-NEXT: fmul %st, %st(1) # sched: [5:1.00]
+; HASWELL-NEXT: fmul %st(0), %st(1) # sched: [5:1.00]
; HASWELL-NEXT: fmul %st(2) # sched: [5:1.00]
; HASWELL-NEXT: fmuls (%ecx) # sched: [12:1.00]
; HASWELL-NEXT: fmull (%eax) # sched: [12:1.00]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BROADWELL-NEXT: #APP
-; BROADWELL-NEXT: fmul %st, %st(1) # sched: [5:1.00]
+; BROADWELL-NEXT: fmul %st(0), %st(1) # sched: [5:1.00]
; BROADWELL-NEXT: fmul %st(2) # sched: [5:1.00]
; BROADWELL-NEXT: fmuls (%ecx) # sched: [11:1.00]
; BROADWELL-NEXT: fmull (%eax) # sched: [11:1.00]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKYLAKE-NEXT: #APP
-; SKYLAKE-NEXT: fmul %st, %st(1) # sched: [4:1.00]
+; SKYLAKE-NEXT: fmul %st(0), %st(1) # sched: [4:1.00]
; SKYLAKE-NEXT: fmul %st(2) # sched: [4:1.00]
; SKYLAKE-NEXT: fmuls (%ecx) # sched: [11:1.00]
; SKYLAKE-NEXT: fmull (%eax) # sched: [11:1.00]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKX-NEXT: #APP
-; SKX-NEXT: fmul %st, %st(1) # sched: [4:1.00]
+; SKX-NEXT: fmul %st(0), %st(1) # sched: [4:1.00]
; SKX-NEXT: fmul %st(2) # sched: [4:1.00]
; SKX-NEXT: fmuls (%ecx) # sched: [11:1.00]
; SKX-NEXT: fmull (%eax) # sched: [11:1.00]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BDVER2-NEXT: #APP
-; BDVER2-NEXT: fmul %st, %st(1) # sched: [5:1.00]
+; BDVER2-NEXT: fmul %st(0), %st(1) # sched: [5:1.00]
; BDVER2-NEXT: fmul %st(2) # sched: [5:1.00]
; BDVER2-NEXT: fmuls (%ecx) # sched: [10:1.00]
; BDVER2-NEXT: fmull (%eax) # sched: [10:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; BTVER2-NEXT: #APP
-; BTVER2-NEXT: fmul %st, %st(1) # sched: [2:1.00]
+; BTVER2-NEXT: fmul %st(0), %st(1) # sched: [2:1.00]
; BTVER2-NEXT: fmul %st(2) # sched: [2:1.00]
; BTVER2-NEXT: fmuls (%ecx) # sched: [7:1.00]
; BTVER2-NEXT: fmull (%eax) # sched: [7:1.00]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
; ZNVER1-NEXT: #APP
-; ZNVER1-NEXT: fmul %st, %st(1) # sched: [3:0.50]
+; ZNVER1-NEXT: fmul %st(0), %st(1) # sched: [3:0.50]
; ZNVER1-NEXT: fmul %st(2) # sched: [3:0.50]
; ZNVER1-NEXT: fmuls (%ecx) # sched: [10:0.50]
; ZNVER1-NEXT: fmull (%eax) # sched: [10:0.50]
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %ecx
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %edx
; GENERIC-NEXT: #APP
-; GENERIC-NEXT: fst %st
+; GENERIC-NEXT: fst %st(0)
; GENERIC-NEXT: fsts (%edx)
; GENERIC-NEXT: fstl (%ecx)
-; GENERIC-NEXT: fstp %st
+; GENERIC-NEXT: fstp %st(0)
; GENERIC-NEXT: fstpl (%edx)
; GENERIC-NEXT: fstpl (%ecx)
; GENERIC-NEXT: fstpt (%eax)
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [1:1.00]
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [1:1.00]
; ATOM-NEXT: #APP
-; ATOM-NEXT: fst %st # sched: [2:1.00]
+; ATOM-NEXT: fst %st(0) # sched: [2:1.00]
; ATOM-NEXT: fsts (%edx) # sched: [2:1.00]
; ATOM-NEXT: fstl (%ecx) # sched: [2:1.00]
-; ATOM-NEXT: fstp %st # sched: [2:1.00]
+; ATOM-NEXT: fstp %st(0) # sched: [2:1.00]
; ATOM-NEXT: fstpl (%edx) # sched: [2:1.00]
; ATOM-NEXT: fstpl (%ecx) # sched: [2:1.00]
; ATOM-NEXT: fstpt (%eax) # sched: [5:2.50]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [3:1.00]
; SLM-NEXT: #APP
-; SLM-NEXT: fst %st # sched: [1:0.50]
+; SLM-NEXT: fst %st(0) # sched: [1:0.50]
; SLM-NEXT: fsts (%edx) # sched: [1:1.00]
; SLM-NEXT: fstl (%ecx) # sched: [1:1.00]
-; SLM-NEXT: fstp %st # sched: [1:0.50]
+; SLM-NEXT: fstp %st(0) # sched: [1:0.50]
; SLM-NEXT: fstpl (%edx) # sched: [1:1.00]
; SLM-NEXT: fstpl (%ecx) # sched: [1:1.00]
; SLM-NEXT: fstpt (%eax) # sched: [1:1.00]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; SANDY-NEXT: #APP
-; SANDY-NEXT: fst %st # sched: [1:1.00]
+; SANDY-NEXT: fst %st(0) # sched: [1:1.00]
; SANDY-NEXT: fsts (%edx) # sched: [6:1.00]
; SANDY-NEXT: fstl (%ecx) # sched: [6:1.00]
-; SANDY-NEXT: fstp %st # sched: [1:1.00]
+; SANDY-NEXT: fstp %st(0) # sched: [1:1.00]
; SANDY-NEXT: fstpl (%edx) # sched: [6:1.00]
; SANDY-NEXT: fstpl (%ecx) # sched: [6:1.00]
; SANDY-NEXT: fstpt (%eax) # sched: [6:1.00]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; HASWELL-NEXT: #APP
-; HASWELL-NEXT: fst %st # sched: [1:0.50]
+; HASWELL-NEXT: fst %st(0) # sched: [1:0.50]
; HASWELL-NEXT: fsts (%edx) # sched: [1:1.00]
; HASWELL-NEXT: fstl (%ecx) # sched: [1:1.00]
-; HASWELL-NEXT: fstp %st # sched: [1:0.50]
+; HASWELL-NEXT: fstp %st(0) # sched: [1:0.50]
; HASWELL-NEXT: fstpl (%edx) # sched: [1:1.00]
; HASWELL-NEXT: fstpl (%ecx) # sched: [1:1.00]
; HASWELL-NEXT: fstpt (%eax) # sched: [1:1.00]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; BROADWELL-NEXT: #APP
-; BROADWELL-NEXT: fst %st # sched: [1:0.25]
+; BROADWELL-NEXT: fst %st(0) # sched: [1:0.25]
; BROADWELL-NEXT: fsts (%edx) # sched: [1:1.00]
; BROADWELL-NEXT: fstl (%ecx) # sched: [1:1.00]
-; BROADWELL-NEXT: fstp %st # sched: [1:0.25]
+; BROADWELL-NEXT: fstp %st(0) # sched: [1:0.25]
; BROADWELL-NEXT: fstpl (%edx) # sched: [1:1.00]
; BROADWELL-NEXT: fstpl (%ecx) # sched: [1:1.00]
; BROADWELL-NEXT: fstpt (%eax) # sched: [1:1.00]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; SKYLAKE-NEXT: #APP
-; SKYLAKE-NEXT: fst %st # sched: [1:0.25]
+; SKYLAKE-NEXT: fst %st(0) # sched: [1:0.25]
; SKYLAKE-NEXT: fsts (%edx) # sched: [1:1.00]
; SKYLAKE-NEXT: fstl (%ecx) # sched: [1:1.00]
-; SKYLAKE-NEXT: fstp %st # sched: [1:0.25]
+; SKYLAKE-NEXT: fstp %st(0) # sched: [1:0.25]
; SKYLAKE-NEXT: fstpl (%edx) # sched: [1:1.00]
; SKYLAKE-NEXT: fstpl (%ecx) # sched: [1:1.00]
; SKYLAKE-NEXT: fstpt (%eax) # sched: [1:1.00]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; SKX-NEXT: #APP
-; SKX-NEXT: fst %st # sched: [1:0.25]
+; SKX-NEXT: fst %st(0) # sched: [1:0.25]
; SKX-NEXT: fsts (%edx) # sched: [1:1.00]
; SKX-NEXT: fstl (%ecx) # sched: [1:1.00]
-; SKX-NEXT: fstp %st # sched: [1:0.25]
+; SKX-NEXT: fstp %st(0) # sched: [1:0.25]
; SKX-NEXT: fstpl (%edx) # sched: [1:1.00]
; SKX-NEXT: fstpl (%ecx) # sched: [1:1.00]
; SKX-NEXT: fstpt (%eax) # sched: [1:1.00]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; BDVER2-NEXT: #APP
-; BDVER2-NEXT: fst %st # sched: [1:0.50]
+; BDVER2-NEXT: fst %st(0) # sched: [1:0.50]
; BDVER2-NEXT: fsts (%edx) # sched: [1:1.00]
; BDVER2-NEXT: fstl (%ecx) # sched: [1:1.00]
-; BDVER2-NEXT: fstp %st # sched: [1:0.50]
+; BDVER2-NEXT: fstp %st(0) # sched: [1:0.50]
; BDVER2-NEXT: fstpl (%edx) # sched: [1:1.00]
; BDVER2-NEXT: fstpl (%ecx) # sched: [1:1.00]
; BDVER2-NEXT: fstpt (%eax) # sched: [1:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [3:1.00]
; BTVER2-NEXT: #APP
-; BTVER2-NEXT: fst %st # sched: [1:0.50]
+; BTVER2-NEXT: fst %st(0) # sched: [1:0.50]
; BTVER2-NEXT: fsts (%edx) # sched: [1:1.00]
; BTVER2-NEXT: fstl (%ecx) # sched: [1:1.00]
-; BTVER2-NEXT: fstp %st # sched: [1:0.50]
+; BTVER2-NEXT: fstp %st(0) # sched: [1:0.50]
; BTVER2-NEXT: fstpl (%edx) # sched: [1:1.00]
; BTVER2-NEXT: fstpl (%ecx) # sched: [1:1.00]
; BTVER2-NEXT: fstpt (%eax) # sched: [1:1.00]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [8:0.50]
; ZNVER1-NEXT: #APP
-; ZNVER1-NEXT: fst %st # sched: [5:0.50]
+; ZNVER1-NEXT: fst %st(0) # sched: [5:0.50]
; ZNVER1-NEXT: fsts (%edx) # sched: [1:0.50]
; ZNVER1-NEXT: fstl (%ecx) # sched: [1:0.50]
-; ZNVER1-NEXT: fstp %st # sched: [5:0.50]
+; ZNVER1-NEXT: fstp %st(0) # sched: [5:0.50]
; ZNVER1-NEXT: fstpl (%edx) # sched: [1:0.50]
; ZNVER1-NEXT: fstpl (%ecx) # sched: [1:0.50]
; ZNVER1-NEXT: fstpt (%eax) # sched: [5:0.50]
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %eax
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %ecx
; GENERIC-NEXT: #APP
-; GENERIC-NEXT: fsub %st, %st(1)
+; GENERIC-NEXT: fsub %st(0), %st(1)
; GENERIC-NEXT: fsub %st(2)
; GENERIC-NEXT: fsubs (%ecx)
; GENERIC-NEXT: fsubl (%eax)
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [1:1.00]
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [1:1.00]
; ATOM-NEXT: #APP
-; ATOM-NEXT: fsub %st, %st(1) # sched: [5:5.00]
+; ATOM-NEXT: fsub %st(0), %st(1) # sched: [5:5.00]
; ATOM-NEXT: fsub %st(2) # sched: [5:5.00]
; ATOM-NEXT: fsubs (%ecx) # sched: [5:5.00]
; ATOM-NEXT: fsubl (%eax) # sched: [5:5.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; SLM-NEXT: #APP
-; SLM-NEXT: fsub %st, %st(1) # sched: [3:1.00]
+; SLM-NEXT: fsub %st(0), %st(1) # sched: [3:1.00]
; SLM-NEXT: fsub %st(2) # sched: [3:1.00]
; SLM-NEXT: fsubs (%ecx) # sched: [6:1.00]
; SLM-NEXT: fsubl (%eax) # sched: [6:1.00]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SANDY-NEXT: #APP
-; SANDY-NEXT: fsub %st, %st(1) # sched: [3:1.00]
+; SANDY-NEXT: fsub %st(0), %st(1) # sched: [3:1.00]
; SANDY-NEXT: fsub %st(2) # sched: [3:1.00]
; SANDY-NEXT: fsubs (%ecx) # sched: [10:1.00]
; SANDY-NEXT: fsubl (%eax) # sched: [10:1.00]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; HASWELL-NEXT: #APP
-; HASWELL-NEXT: fsub %st, %st(1) # sched: [3:1.00]
+; HASWELL-NEXT: fsub %st(0), %st(1) # sched: [3:1.00]
; HASWELL-NEXT: fsub %st(2) # sched: [3:1.00]
; HASWELL-NEXT: fsubs (%ecx) # sched: [10:1.00]
; HASWELL-NEXT: fsubl (%eax) # sched: [10:1.00]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BROADWELL-NEXT: #APP
-; BROADWELL-NEXT: fsub %st, %st(1) # sched: [3:1.00]
+; BROADWELL-NEXT: fsub %st(0), %st(1) # sched: [3:1.00]
; BROADWELL-NEXT: fsub %st(2) # sched: [3:1.00]
; BROADWELL-NEXT: fsubs (%ecx) # sched: [9:1.00]
; BROADWELL-NEXT: fsubl (%eax) # sched: [9:1.00]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKYLAKE-NEXT: #APP
-; SKYLAKE-NEXT: fsub %st, %st(1) # sched: [3:1.00]
+; SKYLAKE-NEXT: fsub %st(0), %st(1) # sched: [3:1.00]
; SKYLAKE-NEXT: fsub %st(2) # sched: [3:1.00]
; SKYLAKE-NEXT: fsubs (%ecx) # sched: [10:1.00]
; SKYLAKE-NEXT: fsubl (%eax) # sched: [10:1.00]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKX-NEXT: #APP
-; SKX-NEXT: fsub %st, %st(1) # sched: [3:1.00]
+; SKX-NEXT: fsub %st(0), %st(1) # sched: [3:1.00]
; SKX-NEXT: fsub %st(2) # sched: [3:1.00]
; SKX-NEXT: fsubs (%ecx) # sched: [10:1.00]
; SKX-NEXT: fsubl (%eax) # sched: [10:1.00]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BDVER2-NEXT: #APP
-; BDVER2-NEXT: fsub %st, %st(1) # sched: [5:1.00]
+; BDVER2-NEXT: fsub %st(0), %st(1) # sched: [5:1.00]
; BDVER2-NEXT: fsub %st(2) # sched: [5:1.00]
; BDVER2-NEXT: fsubs (%ecx) # sched: [10:1.00]
; BDVER2-NEXT: fsubl (%eax) # sched: [10:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; BTVER2-NEXT: #APP
-; BTVER2-NEXT: fsub %st, %st(1) # sched: [3:1.00]
+; BTVER2-NEXT: fsub %st(0), %st(1) # sched: [3:1.00]
; BTVER2-NEXT: fsub %st(2) # sched: [3:1.00]
; BTVER2-NEXT: fsubs (%ecx) # sched: [8:1.00]
; BTVER2-NEXT: fsubl (%eax) # sched: [8:1.00]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
; ZNVER1-NEXT: #APP
-; ZNVER1-NEXT: fsub %st, %st(1) # sched: [3:1.00]
+; ZNVER1-NEXT: fsub %st(0), %st(1) # sched: [3:1.00]
; ZNVER1-NEXT: fsub %st(2) # sched: [3:1.00]
; ZNVER1-NEXT: fsubs (%ecx) # sched: [10:1.00]
; ZNVER1-NEXT: fsubl (%eax) # sched: [10:1.00]
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %eax
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %ecx
; GENERIC-NEXT: #APP
-; GENERIC-NEXT: fsubr %st, %st(1)
+; GENERIC-NEXT: fsubr %st(0), %st(1)
; GENERIC-NEXT: fsubr %st(2)
; GENERIC-NEXT: fsubrs (%ecx)
; GENERIC-NEXT: fsubrl (%eax)
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [1:1.00]
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [1:1.00]
; ATOM-NEXT: #APP
-; ATOM-NEXT: fsubr %st, %st(1) # sched: [5:5.00]
+; ATOM-NEXT: fsubr %st(0), %st(1) # sched: [5:5.00]
; ATOM-NEXT: fsubr %st(2) # sched: [5:5.00]
; ATOM-NEXT: fsubrs (%ecx) # sched: [5:5.00]
; ATOM-NEXT: fsubrl (%eax) # sched: [5:5.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; SLM-NEXT: #APP
-; SLM-NEXT: fsubr %st, %st(1) # sched: [3:1.00]
+; SLM-NEXT: fsubr %st(0), %st(1) # sched: [3:1.00]
; SLM-NEXT: fsubr %st(2) # sched: [3:1.00]
; SLM-NEXT: fsubrs (%ecx) # sched: [6:1.00]
; SLM-NEXT: fsubrl (%eax) # sched: [6:1.00]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SANDY-NEXT: #APP
-; SANDY-NEXT: fsubr %st, %st(1) # sched: [3:1.00]
+; SANDY-NEXT: fsubr %st(0), %st(1) # sched: [3:1.00]
; SANDY-NEXT: fsubr %st(2) # sched: [3:1.00]
; SANDY-NEXT: fsubrs (%ecx) # sched: [10:1.00]
; SANDY-NEXT: fsubrl (%eax) # sched: [10:1.00]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; HASWELL-NEXT: #APP
-; HASWELL-NEXT: fsubr %st, %st(1) # sched: [3:1.00]
+; HASWELL-NEXT: fsubr %st(0), %st(1) # sched: [3:1.00]
; HASWELL-NEXT: fsubr %st(2) # sched: [3:1.00]
; HASWELL-NEXT: fsubrs (%ecx) # sched: [10:1.00]
; HASWELL-NEXT: fsubrl (%eax) # sched: [10:1.00]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BROADWELL-NEXT: #APP
-; BROADWELL-NEXT: fsubr %st, %st(1) # sched: [3:1.00]
+; BROADWELL-NEXT: fsubr %st(0), %st(1) # sched: [3:1.00]
; BROADWELL-NEXT: fsubr %st(2) # sched: [3:1.00]
; BROADWELL-NEXT: fsubrs (%ecx) # sched: [9:1.00]
; BROADWELL-NEXT: fsubrl (%eax) # sched: [9:1.00]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKYLAKE-NEXT: #APP
-; SKYLAKE-NEXT: fsubr %st, %st(1) # sched: [3:1.00]
+; SKYLAKE-NEXT: fsubr %st(0), %st(1) # sched: [3:1.00]
; SKYLAKE-NEXT: fsubr %st(2) # sched: [3:1.00]
; SKYLAKE-NEXT: fsubrs (%ecx) # sched: [10:1.00]
; SKYLAKE-NEXT: fsubrl (%eax) # sched: [10:1.00]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKX-NEXT: #APP
-; SKX-NEXT: fsubr %st, %st(1) # sched: [3:1.00]
+; SKX-NEXT: fsubr %st(0), %st(1) # sched: [3:1.00]
; SKX-NEXT: fsubr %st(2) # sched: [3:1.00]
; SKX-NEXT: fsubrs (%ecx) # sched: [10:1.00]
; SKX-NEXT: fsubrl (%eax) # sched: [10:1.00]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BDVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BDVER2-NEXT: #APP
-; BDVER2-NEXT: fsubr %st, %st(1) # sched: [5:1.00]
+; BDVER2-NEXT: fsubr %st(0), %st(1) # sched: [5:1.00]
; BDVER2-NEXT: fsubr %st(2) # sched: [5:1.00]
; BDVER2-NEXT: fsubrs (%ecx) # sched: [10:1.00]
; BDVER2-NEXT: fsubrl (%eax) # sched: [10:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; BTVER2-NEXT: #APP
-; BTVER2-NEXT: fsubr %st, %st(1) # sched: [3:1.00]
+; BTVER2-NEXT: fsubr %st(0), %st(1) # sched: [3:1.00]
; BTVER2-NEXT: fsubr %st(2) # sched: [3:1.00]
; BTVER2-NEXT: fsubrs (%ecx) # sched: [8:1.00]
; BTVER2-NEXT: fsubrl (%eax) # sched: [8:1.00]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
; ZNVER1-NEXT: #APP
-; ZNVER1-NEXT: fsubr %st, %st(1) # sched: [3:1.00]
+; ZNVER1-NEXT: fsubr %st(0), %st(1) # sched: [3:1.00]
; ZNVER1-NEXT: fsubr %st(2) # sched: [3:1.00]
; ZNVER1-NEXT: fsubrs (%ecx) # sched: [10:1.00]
; ZNVER1-NEXT: fsubrl (%eax) # sched: [10:1.00]
# RUN: llvm-mc --disassemble %s -triple=x86_64 | FileCheck %s
# RUN: llvm-mc --disassemble %s -triple=i686-apple-darwin9 | FileCheck %s
-# CHECK: fadd %st
+# CHECK: fadd %st(0)
0xd8,0xc0
# CHECK: fadd %st(1)
# CHECK: fadd %st(7)
0xd8,0xc7
-# CHECK: fmul %st
+# CHECK: fmul %st(0)
0xd8,0xc8
# CHECK: fmul %st(1)
# CHECK: fmul %st(7)
0xd8,0xcf
-# CHECK: fcom %st
+# CHECK: fcom %st(0)
0xd8,0xd0
# CHECK: fcom %st(1)
# CHECK: fcom %st(7)
0xd8,0xd7
-# CHECK: fcomp %st
+# CHECK: fcomp %st(0)
0xd8,0xd8
# CHECK: fcomp %st(1)
# CHECK: fcomp %st(7)
0xd8,0xdf
-# CHECK: fsub %st
+# CHECK: fsub %st(0)
0xd8,0xe0
# CHECK: fsub %st(1)
# CHECK: fsub %st(7)
0xd8,0xe7
-# CHECK: fsubr %st
+# CHECK: fsubr %st(0)
0xd8,0xe8
# CHECK: fsubr %st(1)
# CHECK: fsubr %st(7)
0xd8,0xef
-# CHECK: fdiv %st
+# CHECK: fdiv %st(0)
0xd8,0xf0
# CHECK: fdiv %st(1)
# CHECK: fdiv %st(7)
0xd8,0xf7
-# CHECK: fdivr %st
+# CHECK: fdivr %st(0)
0xd8,0xf8
# CHECK: fdivr %st(1)
# CHECK: fdivr %st(7)
0xd8,0xff
-# CHECK: fld %st
+# CHECK: fld %st(0)
0xd9,0xc0
# CHECK: fld %st(1)
# CHECK: fld %st(7)
0xd9,0xc7
-# CHECK: fxch %st
+# CHECK: fxch %st(0)
0xd9,0xc8
# CHECK: fxch %st(1)
# CHECK: fcos
0xd9,0xff
-# CHECK: fcmovb %st, %st
+# CHECK: fcmovb %st(0), %st(0)
0xda,0xc0
-# CHECK: fcmovb %st(1), %st
+# CHECK: fcmovb %st(1), %st(0)
0xda,0xc1
-# CHECK: fcmovb %st(2), %st
+# CHECK: fcmovb %st(2), %st(0)
0xda,0xc2
-# CHECK: fcmovb %st(3), %st
+# CHECK: fcmovb %st(3), %st(0)
0xda,0xc3
-# CHECK: fcmovb %st(4), %st
+# CHECK: fcmovb %st(4), %st(0)
0xda,0xc4
-# CHECK: fcmovb %st(5), %st
+# CHECK: fcmovb %st(5), %st(0)
0xda,0xc5
-# CHECK: fcmovb %st(6), %st
+# CHECK: fcmovb %st(6), %st(0)
0xda,0xc6
-# CHECK: fcmovb %st(7), %st
+# CHECK: fcmovb %st(7), %st(0)
0xda,0xc7
-# CHECK: fcmove %st, %st
+# CHECK: fcmove %st(0), %st(0)
0xda,0xc8
-# CHECK: fcmove %st(1), %st
+# CHECK: fcmove %st(1), %st(0)
0xda,0xc9
-# CHECK: fcmove %st(2), %st
+# CHECK: fcmove %st(2), %st(0)
0xda,0xca
-# CHECK: fcmove %st(3), %st
+# CHECK: fcmove %st(3), %st(0)
0xda,0xcb
-# CHECK: fcmove %st(4), %st
+# CHECK: fcmove %st(4), %st(0)
0xda,0xcc
-# CHECK: fcmove %st(5), %st
+# CHECK: fcmove %st(5), %st(0)
0xda,0xcd
-# CHECK: fcmove %st(6), %st
+# CHECK: fcmove %st(6), %st(0)
0xda,0xce
-# CHECK: fcmove %st(7), %st
+# CHECK: fcmove %st(7), %st(0)
0xda,0xcf
-# CHECK: fcmovbe %st, %st
+# CHECK: fcmovbe %st(0), %st(0)
0xda,0xd0
-# CHECK: fcmovbe %st(1), %st
+# CHECK: fcmovbe %st(1), %st(0)
0xda,0xd1
-# CHECK: fcmovbe %st(2), %st
+# CHECK: fcmovbe %st(2), %st(0)
0xda,0xd2
-# CHECK: fcmovbe %st(3), %st
+# CHECK: fcmovbe %st(3), %st(0)
0xda,0xd3
-# CHECK: fcmovbe %st(4), %st
+# CHECK: fcmovbe %st(4), %st(0)
0xda,0xd4
-# CHECK: fcmovbe %st(5), %st
+# CHECK: fcmovbe %st(5), %st(0)
0xda,0xd5
-# CHECK: fcmovbe %st(6), %st
+# CHECK: fcmovbe %st(6), %st(0)
0xda,0xd6
-# CHECK: fcmovbe %st(7), %st
+# CHECK: fcmovbe %st(7), %st(0)
0xda,0xd7
-# CHECK: fcmovu %st, %st
+# CHECK: fcmovu %st(0), %st(0)
0xda,0xd8
-# CHECK: fcmovu %st(1), %st
+# CHECK: fcmovu %st(1), %st(0)
0xda,0xd9
-# CHECK: fcmovu %st(2), %st
+# CHECK: fcmovu %st(2), %st(0)
0xda,0xda
-# CHECK: fcmovu %st(3), %st
+# CHECK: fcmovu %st(3), %st(0)
0xda,0xdb
-# CHECK: fcmovu %st(4), %st
+# CHECK: fcmovu %st(4), %st(0)
0xda,0xdc
-# CHECK: fcmovu %st(5), %st
+# CHECK: fcmovu %st(5), %st(0)
0xda,0xdd
-# CHECK: fcmovu %st(6), %st
+# CHECK: fcmovu %st(6), %st(0)
0xda,0xde
-# CHECK: fcmovu %st(7), %st
+# CHECK: fcmovu %st(7), %st(0)
0xda,0xdf
# CHECK: fucompp
0xda,0xe9
-# CHECK: fcmovnb %st, %st
+# CHECK: fcmovnb %st(0), %st(0)
0xdb,0xc0
-# CHECK: fcmovnb %st(1), %st
+# CHECK: fcmovnb %st(1), %st(0)
0xdb,0xc1
-# CHECK: fcmovnb %st(2), %st
+# CHECK: fcmovnb %st(2), %st(0)
0xdb,0xc2
-# CHECK: fcmovnb %st(3), %st
+# CHECK: fcmovnb %st(3), %st(0)
0xdb,0xc3
-# CHECK: fcmovnb %st(4), %st
+# CHECK: fcmovnb %st(4), %st(0)
0xdb,0xc4
-# CHECK: fcmovnb %st(5), %st
+# CHECK: fcmovnb %st(5), %st(0)
0xdb,0xc5
-# CHECK: fcmovnb %st(6), %st
+# CHECK: fcmovnb %st(6), %st(0)
0xdb,0xc6
-# CHECK: fcmovnb %st(7), %st
+# CHECK: fcmovnb %st(7), %st(0)
0xdb,0xc7
-# CHECK: fcmovne %st, %st
+# CHECK: fcmovne %st(0), %st(0)
0xdb,0xc8
-# CHECK: fcmovne %st(1), %st
+# CHECK: fcmovne %st(1), %st(0)
0xdb,0xc9
-# CHECK: fcmovne %st(2), %st
+# CHECK: fcmovne %st(2), %st(0)
0xdb,0xca
-# CHECK: fcmovne %st(3), %st
+# CHECK: fcmovne %st(3), %st(0)
0xdb,0xcb
-# CHECK: fcmovne %st(4), %st
+# CHECK: fcmovne %st(4), %st(0)
0xdb,0xcc
-# CHECK: fcmovne %st(5), %st
+# CHECK: fcmovne %st(5), %st(0)
0xdb,0xcd
-# CHECK: fcmovne %st(6), %st
+# CHECK: fcmovne %st(6), %st(0)
0xdb,0xce
-# CHECK: fcmovne %st(7), %st
+# CHECK: fcmovne %st(7), %st(0)
0xdb,0xcf
-# CHECK: fcmovnbe %st, %st
+# CHECK: fcmovnbe %st(0), %st(0)
0xdb,0xd0
-# CHECK: fcmovnbe %st(1), %st
+# CHECK: fcmovnbe %st(1), %st(0)
0xdb,0xd1
-# CHECK: fcmovnbe %st(2), %st
+# CHECK: fcmovnbe %st(2), %st(0)
0xdb,0xd2
-# CHECK: fcmovnbe %st(3), %st
+# CHECK: fcmovnbe %st(3), %st(0)
0xdb,0xd3
-# CHECK: fcmovnbe %st(4), %st
+# CHECK: fcmovnbe %st(4), %st(0)
0xdb,0xd4
-# CHECK: fcmovnbe %st(5), %st
+# CHECK: fcmovnbe %st(5), %st(0)
0xdb,0xd5
-# CHECK: fcmovnbe %st(6), %st
+# CHECK: fcmovnbe %st(6), %st(0)
0xdb,0xd6
-# CHECK: fcmovnbe %st(7), %st
+# CHECK: fcmovnbe %st(7), %st(0)
0xdb,0xd7
-# CHECK: fcmovnu %st, %st
+# CHECK: fcmovnu %st(0), %st(0)
0xdb,0xd8
-# CHECK: fcmovnu %st(1), %st
+# CHECK: fcmovnu %st(1), %st(0)
0xdb,0xd9
-# CHECK: fcmovnu %st(2), %st
+# CHECK: fcmovnu %st(2), %st(0)
0xdb,0xda
-# CHECK: fcmovnu %st(3), %st
+# CHECK: fcmovnu %st(3), %st(0)
0xdb,0xdb
-# CHECK: fcmovnu %st(4), %st
+# CHECK: fcmovnu %st(4), %st(0)
0xdb,0xdc
-# CHECK: fcmovnu %st(5), %st
+# CHECK: fcmovnu %st(5), %st(0)
0xdb,0xdd
-# CHECK: fcmovnu %st(6), %st
+# CHECK: fcmovnu %st(6), %st(0)
0xdb,0xde
-# CHECK: fcmovnu %st(7), %st
+# CHECK: fcmovnu %st(7), %st(0)
0xdb,0xdf
# CHECK: fnclex
# CHECK: fninit
0xdb,0xe3
-# CHECK: fucomi %st
+# CHECK: fucomi %st(0)
0xdb,0xe8
# CHECK: fucomi %st(1)
# CHECK: fucomi %st(7)
0xdb,0xef
-# CHECK: fcomi %st
+# CHECK: fcomi %st(0)
0xdb,0xf0
# CHECK: fcomi %st(1)
# CHECK: fcomi %st(7)
0xdb,0xf7
-# CHECK: fadd %st, %st
+# CHECK: fadd %st(0), %st(0)
0xdc,0xc0
-# CHECK: fadd %st, %st(1)
+# CHECK: fadd %st(0), %st(1)
0xdc,0xc1
-# CHECK: fadd %st, %st(2)
+# CHECK: fadd %st(0), %st(2)
0xdc,0xc2
-# CHECK: fadd %st, %st(3)
+# CHECK: fadd %st(0), %st(3)
0xdc,0xc3
-# CHECK: fadd %st, %st(4)
+# CHECK: fadd %st(0), %st(4)
0xdc,0xc4
-# CHECK: fadd %st, %st(5)
+# CHECK: fadd %st(0), %st(5)
0xdc,0xc5
-# CHECK: fadd %st, %st(6)
+# CHECK: fadd %st(0), %st(6)
0xdc,0xc6
-# CHECK: fadd %st, %st(7)
+# CHECK: fadd %st(0), %st(7)
0xdc,0xc7
-# CHECK: fmul %st, %st
+# CHECK: fmul %st(0), %st(0)
0xdc,0xc8
-# CHECK: fmul %st, %st(1)
+# CHECK: fmul %st(0), %st(1)
0xdc,0xc9
-# CHECK: fmul %st, %st(2)
+# CHECK: fmul %st(0), %st(2)
0xdc,0xca
-# CHECK: fmul %st, %st(3)
+# CHECK: fmul %st(0), %st(3)
0xdc,0xcb
-# CHECK: fmul %st, %st(4)
+# CHECK: fmul %st(0), %st(4)
0xdc,0xcc
-# CHECK: fmul %st, %st(5)
+# CHECK: fmul %st(0), %st(5)
0xdc,0xcd
-# CHECK: fmul %st, %st(6)
+# CHECK: fmul %st(0), %st(6)
0xdc,0xce
-# CHECK: fmul %st, %st(7)
+# CHECK: fmul %st(0), %st(7)
0xdc,0xcf
-# CHECK: fsub %st, %st
+# CHECK: fsub %st(0), %st(0)
0xdc,0xe0
-# CHECK: fsub %st, %st(1)
+# CHECK: fsub %st(0), %st(1)
0xdc,0xe1
-# CHECK: fsub %st, %st(2)
+# CHECK: fsub %st(0), %st(2)
0xdc,0xe2
-# CHECK: fsub %st, %st(3)
+# CHECK: fsub %st(0), %st(3)
0xdc,0xe3
-# CHECK: fsub %st, %st(4)
+# CHECK: fsub %st(0), %st(4)
0xdc,0xe4
-# CHECK: fsub %st, %st(5)
+# CHECK: fsub %st(0), %st(5)
0xdc,0xe5
-# CHECK: fsub %st, %st(6)
+# CHECK: fsub %st(0), %st(6)
0xdc,0xe6
-# CHECK: fsub %st, %st(7)
+# CHECK: fsub %st(0), %st(7)
0xdc,0xe7
-# CHECK: fsubr %st, %st
+# CHECK: fsubr %st(0), %st(0)
0xdc,0xe8
-# CHECK: fsubr %st, %st(1)
+# CHECK: fsubr %st(0), %st(1)
0xdc,0xe9
-# CHECK: fsubr %st, %st(2)
+# CHECK: fsubr %st(0), %st(2)
0xdc,0xea
-# CHECK: fsubr %st, %st(3)
+# CHECK: fsubr %st(0), %st(3)
0xdc,0xeb
-# CHECK: fsubr %st, %st(4)
+# CHECK: fsubr %st(0), %st(4)
0xdc,0xec
-# CHECK: fsubr %st, %st(5)
+# CHECK: fsubr %st(0), %st(5)
0xdc,0xed
-# CHECK: fsubr %st, %st(6)
+# CHECK: fsubr %st(0), %st(6)
0xdc,0xee
-# CHECK: fsubr %st, %st(7)
+# CHECK: fsubr %st(0), %st(7)
0xdc,0xef
-# CHECK: fdiv %st, %st
+# CHECK: fdiv %st(0), %st(0)
0xdc,0xf0
-# CHECK: fdiv %st, %st(1)
+# CHECK: fdiv %st(0), %st(1)
0xdc,0xf1
-# CHECK: fdiv %st, %st(2)
+# CHECK: fdiv %st(0), %st(2)
0xdc,0xf2
-# CHECK: fdiv %st, %st(3)
+# CHECK: fdiv %st(0), %st(3)
0xdc,0xf3
-# CHECK: fdiv %st, %st(4)
+# CHECK: fdiv %st(0), %st(4)
0xdc,0xf4
-# CHECK: fdiv %st, %st(5)
+# CHECK: fdiv %st(0), %st(5)
0xdc,0xf5
-# CHECK: fdiv %st, %st(6)
+# CHECK: fdiv %st(0), %st(6)
0xdc,0xf6
-# CHECK: fdiv %st, %st(7)
+# CHECK: fdiv %st(0), %st(7)
0xdc,0xf7
-# CHECK: fdivr %st, %st
+# CHECK: fdivr %st(0), %st(0)
0xdc,0xf8
-# CHECK: fdivr %st, %st(1)
+# CHECK: fdivr %st(0), %st(1)
0xdc,0xf9
-# CHECK: fdivr %st, %st(2)
+# CHECK: fdivr %st(0), %st(2)
0xdc,0xfa
-# CHECK: fdivr %st, %st(3)
+# CHECK: fdivr %st(0), %st(3)
0xdc,0xfb
-# CHECK: fdivr %st, %st(4)
+# CHECK: fdivr %st(0), %st(4)
0xdc,0xfc
-# CHECK: fdivr %st, %st(5)
+# CHECK: fdivr %st(0), %st(5)
0xdc,0xfd
-# CHECK: fdivr %st, %st(6)
+# CHECK: fdivr %st(0), %st(6)
0xdc,0xfe
-# CHECK: fdivr %st, %st(7)
+# CHECK: fdivr %st(0), %st(7)
0xdc,0xff
-# CHECK: ffree %st
+# CHECK: ffree %st(0)
0xdd,0xc0
# CHECK: ffree %st(1)
# CHECK: ffree %st(7)
0xdd,0xc7
-# CHECK: fst %st
+# CHECK: fst %st(0)
0xdd,0xd0
# CHECK: fst %st(1)
# CHECK: fst %st(7)
0xdd,0xd7
-# CHECK: fstp %st
+# CHECK: fstp %st(0)
0xdd,0xd8
# CHECK: fstp %st(1)
# CHECK: fstp %st(7)
0xdd,0xdf
-# CHECK: fucom %st
+# CHECK: fucom %st(0)
0xdd,0xe0
# CHECK: fucom %st(1)
# CHECK: fucom %st(7)
0xdd,0xe7
-# CHECK: fucomp %st
+# CHECK: fucomp %st(0)
0xdd,0xe8
# CHECK: fucomp %st(1)
# CHECK: fucomp %st(7)
0xdd,0xef
-# CHECK: faddp %st
+# CHECK: faddp %st(0)
0xde,0xc0
# CHECK: faddp %st(1)
# CHECK: faddp %st(7)
0xde,0xc7
-# CHECK: fmulp %st
+# CHECK: fmulp %st(0)
0xde,0xc8
# CHECK: fmulp %st(1)
# CHECK: fcompp
0xde,0xd9
-# CHECK: fsubp %st
+# CHECK: fsubp %st(0)
0xde,0xe0
# CHECK: fsubp %st(1)
# CHECK: fsubp %st(7)
0xde,0xe7
-# CHECK: fsubrp %st
+# CHECK: fsubrp %st(0)
0xde,0xe8
# CHECK: fsubrp %st(1)
# CHECK: fsubrp %st(7)
0xde,0xef
-# CHECK: fdivp %st
+# CHECK: fdivp %st(0)
0xde,0xf0
# CHECK: fdivp %st(1)
# CHECK: fdivp %st(7)
0xde,0xf7
-# CHECK: fdivrp %st
+# CHECK: fdivrp %st(0)
0xde,0xf8
# CHECK: fdivrp %st(1)
# CHECK: fdivrp %st(7)
0xde,0xff
-# CHECK: ffreep %st
+# CHECK: ffreep %st(0)
0xdf,0xc0
# CHECK: ffreep %st(1)
# CHECK: fnstsw %ax
0xdf,0xe0
-# CHECK: fucompi %st
+# CHECK: fucompi %st(0)
0xdf,0xe8
# CHECK: fucompi %st(1)
# CHECK: fucompi %st(7)
0xdf,0xef
-# CHECK: fcompi %st
+# CHECK: fcompi %st(0)
0xdf,0xf0
# CHECK: fcompi %st(1)
# CHECK: cmovel %eax, %edx
0x66 0x0f 0x44 0xd0
-# CHECK: fmul %st
+# CHECK: fmul %st(0)
0xd8 0xc8
-# CHECK: fadd %st
+# CHECK: fadd %st(0)
0xd8 0xc0
-# CHECK: fsub %st
+# CHECK: fsub %st(0)
0xd8 0xe0
-# CHECK: fsubr %st
+# CHECK: fsubr %st(0)
0xd8 0xe8
-# CHECK: fdivr %st
+# CHECK: fdivr %st(0)
0xd8 0xf8
-# CHECK: fdiv %st
+# CHECK: fdiv %st(0)
0xd8 0xf0
# CHECK: movl %cs, %eax
// CHECK: encoding: [0x0f,0x48,0xc0]
cmovsl %eax, %eax
-// CHECK: fcmovbe %st(4), %st
+// CHECK: fcmovbe %st(4), %st(0)
// CHECK: encoding: [0xda,0xd4]
-fcmovbe %st(4), %st
+fcmovbe %st(4), %st(0)
-// CHECK: fcmovb %st(4), %st
+// CHECK: fcmovb %st(4), %st(0)
// CHECK: encoding: [0xda,0xc4]
-fcmovb %st(4), %st
+fcmovb %st(4), %st(0)
-// CHECK: fcmove %st(4), %st
+// CHECK: fcmove %st(4), %st(0)
// CHECK: encoding: [0xda,0xcc]
-fcmove %st(4), %st
+fcmove %st(4), %st(0)
-// CHECK: fcmovnbe %st(4), %st
+// CHECK: fcmovnbe %st(4), %st(0)
// CHECK: encoding: [0xdb,0xd4]
-fcmovnbe %st(4), %st
+fcmovnbe %st(4), %st(0)
-// CHECK: fcmovnb %st(4), %st
+// CHECK: fcmovnb %st(4), %st(0)
// CHECK: encoding: [0xdb,0xc4]
-fcmovnb %st(4), %st
+fcmovnb %st(4), %st(0)
-// CHECK: fcmovne %st(4), %st
+// CHECK: fcmovne %st(4), %st(0)
// CHECK: encoding: [0xdb,0xcc]
-fcmovne %st(4), %st
+fcmovne %st(4), %st(0)
-// CHECK: fcmovnu %st(4), %st
+// CHECK: fcmovnu %st(4), %st(0)
// CHECK: encoding: [0xdb,0xdc]
-fcmovnu %st(4), %st
+fcmovnu %st(4), %st(0)
-// CHECK: fcmovu %st(4), %st
+// CHECK: fcmovu %st(4), %st(0)
// CHECK: encoding: [0xda,0xdc]
-fcmovu %st(4), %st
+fcmovu %st(4), %st(0)
// CHECK: fcomi %st(4)
// CHECK: encoding: [0xdb,0xf4]
// CHECK: encoding: [0x45,0x0f,0x48,0xed]
cmovsl %r13d, %r13d
-// CHECK: fcmovbe %st(4), %st
+// CHECK: fcmovbe %st(4), %st(0)
// CHECK: encoding: [0xda,0xd4]
-fcmovbe %st(4), %st
+fcmovbe %st(4), %st(0)
-// CHECK: fcmovb %st(4), %st
+// CHECK: fcmovb %st(4), %st(0)
// CHECK: encoding: [0xda,0xc4]
-fcmovb %st(4), %st
+fcmovb %st(4), %st(0)
-// CHECK: fcmove %st(4), %st
+// CHECK: fcmove %st(4), %st(0)
// CHECK: encoding: [0xda,0xcc]
-fcmove %st(4), %st
+fcmove %st(4), %st(0)
-// CHECK: fcmovnbe %st(4), %st
+// CHECK: fcmovnbe %st(4), %st(0)
// CHECK: encoding: [0xdb,0xd4]
-fcmovnbe %st(4), %st
+fcmovnbe %st(4), %st(0)
-// CHECK: fcmovnb %st(4), %st
+// CHECK: fcmovnb %st(4), %st(0)
// CHECK: encoding: [0xdb,0xc4]
-fcmovnb %st(4), %st
+fcmovnb %st(4), %st(0)
-// CHECK: fcmovne %st(4), %st
+// CHECK: fcmovne %st(4), %st(0)
// CHECK: encoding: [0xdb,0xcc]
-fcmovne %st(4), %st
+fcmovne %st(4), %st(0)
-// CHECK: fcmovnu %st(4), %st
+// CHECK: fcmovnu %st(4), %st(0)
// CHECK: encoding: [0xdb,0xdc]
-fcmovnu %st(4), %st
+fcmovnu %st(4), %st(0)
-// CHECK: fcmovu %st(4), %st
+// CHECK: fcmovu %st(4), %st(0)
// CHECK: encoding: [0xda,0xdc]
-fcmovu %st(4), %st
+fcmovu %st(4), %st(0)
// CHECK: fcomi %st(4)
// CHECK: encoding: [0xdb,0xf4]
// CHECK: encoding: [0xd8,0x02]
fadds (%edx)
-// CHECK: fadd %st, %st(4)
+// CHECK: fadd %st(0), %st(4)
// CHECK: encoding: [0xdc,0xc4]
-fadd %st, %st(4)
+fadd %st(0), %st(4)
// CHECK: fadd %st(4)
// CHECK: encoding: [0xd8,0xc4]
// CHECK: encoding: [0xd8,0x3a]
fdivrs (%edx)
-// CHECK: fdivr %st, %st(4)
+// CHECK: fdivr %st(0), %st(4)
// CHECK: encoding: [0xdc,0xfc]
-fdivr %st, %st(4)
+fdivr %st(0), %st(4)
// CHECK: fdivr %st(4)
// CHECK: encoding: [0xd8,0xfc]
// CHECK: encoding: [0xd8,0x32]
fdivs (%edx)
-// CHECK: fdiv %st, %st(4)
+// CHECK: fdiv %st(0), %st(4)
// CHECK: encoding: [0xdc,0xf4]
-fdiv %st, %st(4)
+fdiv %st(0), %st(4)
// CHECK: fdiv %st(4)
// CHECK: encoding: [0xd8,0xf4]
// CHECK: encoding: [0xd8,0x0a]
fmuls (%edx)
-// CHECK: fmul %st, %st(4)
+// CHECK: fmul %st(0), %st(4)
// CHECK: encoding: [0xdc,0xcc]
-fmul %st, %st(4)
+fmul %st(0), %st(4)
// CHECK: fmul %st(4)
// CHECK: encoding: [0xd8,0xcc]
// CHECK: encoding: [0xd8,0x2a]
fsubrs (%edx)
-// CHECK: fsubr %st, %st(4)
+// CHECK: fsubr %st(0), %st(4)
// CHECK: encoding: [0xdc,0xec]
-fsubr %st, %st(4)
+fsubr %st(0), %st(4)
// CHECK: fsubr %st(4)
// CHECK: encoding: [0xd8,0xec]
// CHECK: encoding: [0xd8,0x22]
fsubs (%edx)
-// CHECK: fsub %st, %st(4)
+// CHECK: fsub %st(0), %st(4)
// CHECK: encoding: [0xdc,0xe4]
-fsub %st, %st(4)
+fsub %st(0), %st(4)
// CHECK: fsub %st(4)
// CHECK: encoding: [0xd8,0xe4]
// CHECK: encoding: [0xd8,0x02]
fadds (%rdx)
-// CHECK: fadd %st, %st(4)
+// CHECK: fadd %st(0), %st(4)
// CHECK: encoding: [0xdc,0xc4]
-fadd %st, %st(4)
+fadd %st(0), %st(4)
// CHECK: fadd %st(4)
// CHECK: encoding: [0xd8,0xc4]
// CHECK: encoding: [0xd8,0x3a]
fdivrs (%rdx)
-// CHECK: fdivr %st, %st(4)
+// CHECK: fdivr %st(0), %st(4)
// CHECK: encoding: [0xdc,0xfc]
-fdivr %st, %st(4)
+fdivr %st(0), %st(4)
// CHECK: fdivr %st(4)
// CHECK: encoding: [0xd8,0xfc]
// CHECK: encoding: [0xd8,0x32]
fdivs (%rdx)
-// CHECK: fdiv %st, %st(4)
+// CHECK: fdiv %st(0), %st(4)
// CHECK: encoding: [0xdc,0xf4]
-fdiv %st, %st(4)
+fdiv %st(0), %st(4)
// CHECK: fdiv %st(4)
// CHECK: encoding: [0xd8,0xf4]
// CHECK: encoding: [0xd8,0x0a]
fmuls (%rdx)
-// CHECK: fmul %st, %st(4)
+// CHECK: fmul %st(0), %st(4)
// CHECK: encoding: [0xdc,0xcc]
-fmul %st, %st(4)
+fmul %st(0), %st(4)
// CHECK: fmul %st(4)
// CHECK: encoding: [0xd8,0xcc]
// CHECK: encoding: [0xd8,0x2a]
fsubrs (%rdx)
-// CHECK: fsubr %st, %st(4)
+// CHECK: fsubr %st(0), %st(4)
// CHECK: encoding: [0xdc,0xec]
-fsubr %st, %st(4)
+fsubr %st(0), %st(4)
// CHECK: fsubr %st(4)
// CHECK: encoding: [0xd8,0xec]
// CHECK: encoding: [0xd8,0x22]
fsubs (%rdx)
-// CHECK: fsub %st, %st(4)
+// CHECK: fsub %st(0), %st(4)
// CHECK: encoding: [0xdc,0xe4]
-fsub %st, %st(4)
+fsub %st(0), %st(4)
// CHECK: fsub %st(4)
// CHECK: encoding: [0xd8,0xe4]
and rax, 257
// CHECK: andq $-257, %rax
and rax, -257
-// CHECK: fld %st
- fld st
+// CHECK: fld %st(0)
+ fld ST(0)
// CHECK: movl %fs:(%rdi), %eax
mov EAX, DWORD PTR FS:[RDI]
// CHECK: leal (,%rdi,4), %r8d
// CHECK: fsubp %st(1)
// CHECK: fdivrp %st(1)
// CHECK: fdivp %st(1)
-faddp ST(1), st
-fmulp ST(1), st
-fsubp ST(1), st
-fsubrp ST(1), st
-fdivp ST(1), st
-fdivrp ST(1), st
+faddp ST(1), ST(0)
+fmulp ST(1), ST(0)
+fsubp ST(1), ST(0)
+fsubrp ST(1), ST(0)
+fdivp ST(1), ST(0)
+fdivrp ST(1), ST(0)
// CHECK: faddp %st(1)
// CHECK: fmulp %st(1)
// CHECK: fsubp %st(1)
// CHECK: fdivrp %st(1)
// CHECK: fdivp %st(1)
-faddp st, ST(1)
-fmulp st, ST(1)
-fsubp st, ST(1)
-fsubrp st, ST(1)
-fdivp st, ST(1)
-fdivrp st, ST(1)
+faddp ST(0), ST(1)
+fmulp ST(0), ST(1)
+fsubp ST(0), ST(1)
+fsubrp ST(0), ST(1)
+fdivp ST(0), ST(1)
+fdivrp ST(0), ST(1)
// CHECK: faddp %st(1)
// CHECK: fmulp %st(1)
// CHECK: fsubr %st(1)
// CHECK: fdiv %st(1)
// CHECK: fdivr %st(1)
-fadd st, ST(1)
-fmul st, ST(1)
-fsub st, ST(1)
-fsubr st, ST(1)
-fdiv st, ST(1)
-fdivr st, ST(1)
-
-// CHECK: fadd %st, %st(1)
-// CHECK: fmul %st, %st(1)
-// CHECK: fsubr %st, %st(1)
-// CHECK: fsub %st, %st(1)
-// CHECK: fdivr %st, %st(1)
-// CHECK: fdiv %st, %st(1)
-fadd ST(1), st
-fmul ST(1), st
-fsub ST(1), st
-fsubr ST(1), st
-fdiv ST(1), st
-fdivr ST(1), st
+fadd ST(0), ST(1)
+fmul ST(0), ST(1)
+fsub ST(0), ST(1)
+fsubr ST(0), ST(1)
+fdiv ST(0), ST(1)
+fdivr ST(0), ST(1)
+
+// CHECK: fadd %st(0), %st(1)
+// CHECK: fmul %st(0), %st(1)
+// CHECK: fsubr %st(0), %st(1)
+// CHECK: fsub %st(0), %st(1)
+// CHECK: fdivr %st(0), %st(1)
+// CHECK: fdiv %st(0), %st(1)
+fadd ST(1), ST(0)
+fmul ST(1), ST(0)
+fsub ST(1), ST(0)
+fsubr ST(1), ST(0)
+fdiv ST(1), ST(0)
+fdivr ST(1), ST(0)
// CHECK: fadd %st(1)
// CHECK: fmul %st(1)
// CHECK: encoding: [0x66,0x0f,0x44,0xd0]
cmovzl %eax,%edx
-// CHECK: fmul %st
+// CHECK: fmul %st(0)
// CHECK: encoding: [0xd8,0xc8]
- fmul %st, %st
+ fmul %st(0), %st
-// CHECK: fadd %st
+// CHECK: fadd %st(0)
// CHECK: encoding: [0xd8,0xc0]
- fadd %st, %st
+ fadd %st(0), %st
-// CHECK: fsub %st
+// CHECK: fsub %st(0)
// CHECK: encoding: [0xd8,0xe0]
- fsub %st, %st
+ fsub %st(0), %st
-// CHECK: fsubr %st
+// CHECK: fsubr %st(0)
// CHECK: encoding: [0xd8,0xe8]
- fsubr %st, %st
+ fsubr %st(0), %st
-// CHECK: fdivr %st
+// CHECK: fdivr %st(0)
// CHECK: encoding: [0xd8,0xf8]
- fdivr %st, %st
+ fdivr %st(0), %st
-// CHECK: fdiv %st
+// CHECK: fdiv %st(0)
// CHECK: encoding: [0xd8,0xf0]
- fdiv %st, %st
+ fdiv %st(0), %st
// CHECK: movl %cs, %eax
// CHECK: encoding: [0x66,0x8c,0xc8]
// CHECK: encoding: [0x0f,0x0b]
ud2
-// CHECK: fcmovb %st(2), %st
+// CHECK: fcmovb %st(2), %st(0)
// CHECK: encoding: [0xda,0xc2]
fcmovb %st(2),%st
-// CHECK: fcmove %st(2), %st
+// CHECK: fcmove %st(2), %st(0)
// CHECK: encoding: [0xda,0xca]
fcmove %st(2),%st
-// CHECK: fcmovbe %st(2), %st
+// CHECK: fcmovbe %st(2), %st(0)
// CHECK: encoding: [0xda,0xd2]
fcmovbe %st(2),%st
-// CHECK: fcmovu %st(2), %st
+// CHECK: fcmovu %st(2), %st(0)
// CHECK: encoding: [0xda,0xda]
fcmovu %st(2),%st
-// CHECK: fcmovnb %st(2), %st
+// CHECK: fcmovnb %st(2), %st(0)
// CHECK: encoding: [0xdb,0xc2]
fcmovnb %st(2),%st
-// CHECK: fcmovne %st(2), %st
+// CHECK: fcmovne %st(2), %st(0)
// CHECK: encoding: [0xdb,0xca]
fcmovne %st(2),%st
-// CHECK: fcmovnbe %st(2), %st
+// CHECK: fcmovnbe %st(2), %st(0)
// CHECK: encoding: [0xdb,0xd2]
fcmovnbe %st(2),%st
-// CHECK: fcmovnu %st(2), %st
+// CHECK: fcmovnu %st(2), %st(0)
// CHECK: encoding: [0xdb,0xda]
fcmovnu %st(2),%st
cmpordsd %xmm0, %xmm1
// rdar://7995856
-// CHECK: fmul %st
+// CHECK: fmul %st(0)
// CHECK: encoding: [0xd8,0xc8]
- fmul %st, %st
+ fmul %st(0), %st
-// CHECK: fadd %st
+// CHECK: fadd %st(0)
// CHECK: encoding: [0xd8,0xc0]
- fadd %st, %st
+ fadd %st(0), %st
-// CHECK: fsub %st
+// CHECK: fsub %st(0)
// CHECK: encoding: [0xd8,0xe0]
- fsub %st, %st
+ fsub %st(0), %st
-// CHECK: fsubr %st
+// CHECK: fsubr %st(0)
// CHECK: encoding: [0xd8,0xe8]
- fsubr %st, %st
+ fsubr %st(0), %st
-// CHECK: fdivr %st
+// CHECK: fdivr %st(0)
// CHECK: encoding: [0xd8,0xf8]
- fdivr %st, %st
+ fdivr %st(0), %st
-// CHECK: fdiv %st
+// CHECK: fdiv %st(0)
// CHECK: encoding: [0xd8,0xf0]
- fdiv %st, %st
+ fdiv %st(0), %st
// radr://8017519
// CHECK: movl %cs, %eax
// CHECK: movb (%eax), %al
gs;movb 0(%eax), %al
-// CHECK: fadd %st
+// CHECK: fadd %st(0)
// CHECK: fadd %st(1)
// CHECK: fadd %st(7)
-fadd %st
+fadd %st(0)
fadd %st(1)
fadd %st(7)
// CHECK: fucom %st(1)
// CHECK: fucomp %st(1)
// CHECK: faddp %st(1)
-// CHECK: faddp %st
+// CHECK: faddp %st(0)
// CHECK: fsubp %st(1)
// CHECK: fsubrp %st(1)
// CHECK: fmulp %st(1)
mov %cs, %ax
// rdar://8456391
-fcmovb %st(1), %st // CHECK: fcmovb %st(1), %st
-fcmove %st(1), %st // CHECK: fcmove %st(1), %st
-fcmovbe %st(1), %st // CHECK: fcmovbe %st(1), %st
-fcmovu %st(1), %st // CHECK: fcmovu %st(1), %st
+fcmovb %st(1), %st(0) // CHECK: fcmovb %st(1), %st(0)
+fcmove %st(1), %st(0) // CHECK: fcmove %st(1), %st(0)
+fcmovbe %st(1), %st(0) // CHECK: fcmovbe %st(1), %st(0)
+fcmovu %st(1), %st(0) // CHECK: fcmovu %st(1), %st(0)
-fcmovnb %st(1), %st // CHECK: fcmovnb %st(1), %st
-fcmovne %st(1), %st // CHECK: fcmovne %st(1), %st
-fcmovnbe %st(1), %st // CHECK: fcmovnbe %st(1), %st
-fcmovnu %st(1), %st // CHECK: fcmovnu %st(1), %st
+fcmovnb %st(1), %st(0) // CHECK: fcmovnb %st(1), %st(0)
+fcmovne %st(1), %st(0) // CHECK: fcmovne %st(1), %st(0)
+fcmovnbe %st(1), %st(0) // CHECK: fcmovnbe %st(1), %st(0)
+fcmovnu %st(1), %st(0) // CHECK: fcmovnu %st(1), %st(0)
-fcmovnae %st(1), %st // CHECK: fcmovb %st(1), %st
-fcmovna %st(1), %st // CHECK: fcmovbe %st(1), %st
+fcmovnae %st(1), %st(0) // CHECK: fcmovb %st(1), %st(0)
+fcmovna %st(1), %st(0) // CHECK: fcmovbe %st(1), %st(0)
-fcmovae %st(1), %st // CHECK: fcmovnb %st(1), %st
-fcmova %st(1), %st // CHECK: fcmovnbe %st(1), %st
+fcmovae %st(1), %st(0) // CHECK: fcmovnb %st(1), %st(0)
+fcmova %st(1), %st(0) // CHECK: fcmovnbe %st(1), %st(0)
// rdar://8456417
.byte (88 + 1) & 15 // CHECK: .byte 9
fmulp %st, %st(2)
// rdar://8468087 - Encode these accurately, they are not synonyms.
-// CHECK: fmul %st, %st(1)
+// CHECK: fmul %st(0), %st(1)
// CHECK: encoding: [0xdc,0xc9]
// CHECK: fmul %st(1)
// CHECK: encoding: [0xd8,0xc9]
fmul %st, %st(1)
fmul %st(1), %st
-// CHECK: fadd %st, %st(1)
+// CHECK: fadd %st(0), %st(1)
// CHECK: encoding: [0xdc,0xc1]
// CHECK: fadd %st(1)
// CHECK: encoding: [0xd8,0xc1]
// CHECK: encoding: [0x66,0x0f,0x50,0xc6]
// rdar://8491845 - Gas supports commuted forms of non-commutable instructions.
-fdivrp %st, %st(1) // CHECK: encoding: [0xde,0xf9]
-fdivrp %st(1), %st // CHECK: encoding: [0xde,0xf9]
+fdivrp %st(0), %st(1) // CHECK: encoding: [0xde,0xf9]
+fdivrp %st(1), %st(0) // CHECK: encoding: [0xde,0xf9]
-fsubrp %st, %st(1) // CHECK: encoding: [0xde,0xe9]
-fsubrp %st(1), %st // CHECK: encoding: [0xde,0xe9]
+fsubrp %st(0), %st(1) // CHECK: encoding: [0xde,0xe9]
+fsubrp %st(1), %st(0) // CHECK: encoding: [0xde,0xe9]
// also PR8861
-fdivp %st, %st(1) // CHECK: encoding: [0xde,0xf1]
-fdivp %st(1), %st // CHECK: encoding: [0xde,0xf1]
+fdivp %st(0), %st(1) // CHECK: encoding: [0xde,0xf1]
+fdivp %st(1), %st(0) // CHECK: encoding: [0xde,0xf1]
movl foo(%rip), %eax
// CHECK: fsubrp %st(1)
// CHECK: fdivp %st(1)
// CHECK: fdivrp %st(1)
-faddp %st, %st(1)
-fmulp %st, %st(1)
-fsubp %st, %st(1)
-fsubrp %st, %st(1)
-fdivp %st, %st(1)
-fdivrp %st, %st(1)
+faddp %st(0), %st(1)
+fmulp %st(0), %st(1)
+fsubp %st(0), %st(1)
+fsubrp %st(0), %st(1)
+fdivp %st(0), %st(1)
+fdivrp %st(0), %st(1)
// CHECK: faddp %st(1)
// CHECK: fmulp %st(1)
// CHECK: fsubrp %st(1)
// CHECK: fdivp %st(1)
// CHECK: fdivrp %st(1)
-faddp %st(1), %st
-fmulp %st(1), %st
-fsubp %st(1), %st
-fsubrp %st(1), %st
-fdivp %st(1), %st
-fdivrp %st(1), %st
+faddp %st(1), %st(0)
+fmulp %st(1), %st(0)
+fsubp %st(1), %st(0)
+fsubrp %st(1), %st(0)
+fdivp %st(1), %st(0)
+fdivrp %st(1), %st(0)
// CHECK: faddp %st(1)
// CHECK: fmulp %st(1)
// CHECK: fsubr %st(1)
// CHECK: fdiv %st(1)
// CHECK: fdivr %st(1)
-fadd %st(1), %st
-fmul %st(1), %st
-fsub %st(1), %st
-fsubr %st(1), %st
-fdiv %st(1), %st
-fdivr %st(1), %st
-
-// CHECK: fadd %st, %st(1)
-// CHECK: fmul %st, %st(1)
-// CHECK: fsub %st, %st(1)
-// CHECK: fsubr %st, %st(1)
-// CHECK: fdiv %st, %st(1)
-// CHECK: fdivr %st, %st(1)
-fadd %st, %st(1)
-fmul %st, %st(1)
-fsub %st, %st(1)
-fsubr %st, %st(1)
-fdiv %st, %st(1)
-fdivr %st, %st(1)
+fadd %st(1), %st(0)
+fmul %st(1), %st(0)
+fsub %st(1), %st(0)
+fsubr %st(1), %st(0)
+fdiv %st(1), %st(0)
+fdivr %st(1), %st(0)
+
+// CHECK: fadd %st(0), %st(1)
+// CHECK: fmul %st(0), %st(1)
+// CHECK: fsub %st(0), %st(1)
+// CHECK: fsubr %st(0), %st(1)
+// CHECK: fdiv %st(0), %st(1)
+// CHECK: fdivr %st(0), %st(1)
+fadd %st(0), %st(1)
+fmul %st(0), %st(1)
+fsub %st(0), %st(1)
+fsubr %st(0), %st(1)
+fdiv %st(0), %st(1)
+fdivr %st(0), %st(1)
// CHECK: fadd %st(1)
// CHECK: fmul %st(1)
fabs
-fadd %st, %st(1)
+fadd %st(0), %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
fnclex
-fcmovb %st(1), %st
-fcmovbe %st(1), %st
-fcmove %st(1), %st
-fcmovnb %st(1), %st
-fcmovnbe %st(1), %st
-fcmovne %st(1), %st
-fcmovnu %st(1), %st
-fcmovu %st(1), %st
+fcmovb %st(1), %st(0)
+fcmovbe %st(1), %st(0)
+fcmove %st(1), %st(0)
+fcmovnb %st(1), %st(0)
+fcmovnbe %st(1), %st(0)
+fcmovne %st(1), %st(0)
+fcmovnu %st(1), %st(0)
+fcmovu %st(1), %st(0)
fcom %st(1)
fcom %st(3)
fdecstp
-fdiv %st, %st(1)
+fdiv %st(0), %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fidivs (%ecx)
fidivl (%eax)
-fdivr %st, %st(1)
+fdivr %st(0), %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fidivrs (%ecx)
fidivrl (%eax)
-ffree %st
+ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
fisttpl (%ecx)
fisttpll (%eax)
-fld %st
+fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldpi
fldz
-fmul %st, %st(1)
+fmul %st(0), %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fsqrt
-fst %st
+fst %st(0)
fsts (%edx)
fstl (%ecx)
-fstp %st
+fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
frstor (%eax)
fsave (%eax)
-fsub %st, %st(1)
+fsub %st(0), %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fisubs (%ecx)
fisubl (%eax)
-fsubr %st, %st(1)
+fsubr %st(0), %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 99 49.50 U f2xm1
# CHECK-NEXT: 1 1 1.00 U fabs
-# CHECK-NEXT: 1 5 5.00 U fadd %st, %st(1)
+# CHECK-NEXT: 1 5 5.00 U fadd %st(0), %st(1)
# CHECK-NEXT: 1 5 5.00 U fadd %st(2)
# CHECK-NEXT: 1 5 5.00 * U fadds (%ecx)
# CHECK-NEXT: 1 5 5.00 * U faddl (%ecx)
# CHECK-NEXT: 1 100 0.50 U fbstp (%eax)
# CHECK-NEXT: 1 1 1.00 U fchs
# CHECK-NEXT: 1 25 12.50 U fnclex
-# CHECK-NEXT: 1 9 4.50 U fcmovb %st(1), %st
-# CHECK-NEXT: 1 9 4.50 U fcmovbe %st(1), %st
-# CHECK-NEXT: 1 9 4.50 U fcmove %st(1), %st
-# CHECK-NEXT: 1 9 4.50 U fcmovnb %st(1), %st
-# CHECK-NEXT: 1 9 4.50 U fcmovnbe %st(1), %st
-# CHECK-NEXT: 1 9 4.50 U fcmovne %st(1), %st
-# CHECK-NEXT: 1 9 4.50 U fcmovnu %st(1), %st
-# CHECK-NEXT: 1 9 4.50 U fcmovu %st(1), %st
+# CHECK-NEXT: 1 9 4.50 U fcmovb %st(1), %st(0)
+# CHECK-NEXT: 1 9 4.50 U fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 1 9 4.50 U fcmove %st(1), %st(0)
+# CHECK-NEXT: 1 9 4.50 U fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 1 9 4.50 U fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 1 9 4.50 U fcmovne %st(1), %st(0)
+# CHECK-NEXT: 1 9 4.50 U fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 1 9 4.50 U fcmovu %st(1), %st(0)
# CHECK-NEXT: 1 5 5.00 U fcom %st(1)
# CHECK-NEXT: 1 5 5.00 U fcom %st(3)
# CHECK-NEXT: 1 5 5.00 U fcoms (%ecx)
# CHECK-NEXT: 1 9 4.50 U fcompi %st(3)
# CHECK-NEXT: 1 174 87.00 U fcos
# CHECK-NEXT: 1 1 0.50 U fdecstp
-# CHECK-NEXT: 1 34 17.00 U fdiv %st, %st(1)
+# CHECK-NEXT: 1 34 17.00 U fdiv %st(0), %st(1)
# CHECK-NEXT: 1 34 17.00 U fdiv %st(2)
# CHECK-NEXT: 1 34 17.00 * U fdivs (%ecx)
# CHECK-NEXT: 1 34 17.00 * U fdivl (%eax)
# CHECK-NEXT: 1 34 17.00 U fdivp %st(2)
# CHECK-NEXT: 1 34 17.00 * U fidivs (%ecx)
# CHECK-NEXT: 1 34 17.00 * U fidivl (%eax)
-# CHECK-NEXT: 1 34 17.00 U fdivr %st, %st(1)
+# CHECK-NEXT: 1 34 17.00 U fdivr %st(0), %st(1)
# CHECK-NEXT: 1 34 17.00 U fdivr %st(2)
# CHECK-NEXT: 1 34 17.00 * U fdivrs (%ecx)
# CHECK-NEXT: 1 34 17.00 * U fdivrl (%eax)
# CHECK-NEXT: 1 34 17.00 U fdivrp %st(2)
# CHECK-NEXT: 1 34 17.00 * U fidivrs (%ecx)
# CHECK-NEXT: 1 34 17.00 * U fidivrl (%eax)
-# CHECK-NEXT: 1 1 0.50 U ffree %st
+# CHECK-NEXT: 1 1 0.50 U ffree %st(0)
# CHECK-NEXT: 1 5 5.00 U ficoms (%ecx)
# CHECK-NEXT: 1 5 5.00 U ficoml (%eax)
# CHECK-NEXT: 1 5 5.00 U ficomps (%ecx)
# CHECK-NEXT: 1 2 1.00 * U fisttps (%edx)
# CHECK-NEXT: 1 2 1.00 * U fisttpl (%ecx)
# CHECK-NEXT: 1 2 1.00 * U fisttpll (%eax)
-# CHECK-NEXT: 1 1 1.00 U fld %st
+# CHECK-NEXT: 1 1 1.00 U fld %st(0)
# CHECK-NEXT: 1 1 1.00 * U flds (%edx)
# CHECK-NEXT: 1 1 1.00 * U fldl (%ecx)
# CHECK-NEXT: 1 4 2.00 * U fldt (%eax)
# CHECK-NEXT: 1 10 5.00 U fldln2
# CHECK-NEXT: 1 10 5.00 U fldpi
# CHECK-NEXT: 1 1 0.50 U fldz
-# CHECK-NEXT: 1 4 4.00 U fmul %st, %st(1)
+# CHECK-NEXT: 1 4 4.00 U fmul %st(0), %st(1)
# CHECK-NEXT: 1 4 4.00 U fmul %st(2)
# CHECK-NEXT: 1 4 4.00 * U fmuls (%ecx)
# CHECK-NEXT: 1 4 4.00 * U fmull (%eax)
# CHECK-NEXT: 1 174 87.00 U fsin
# CHECK-NEXT: 1 174 87.00 U fsincos
# CHECK-NEXT: 1 71 35.50 U fsqrt
-# CHECK-NEXT: 1 2 1.00 U fst %st
+# CHECK-NEXT: 1 2 1.00 U fst %st(0)
# CHECK-NEXT: 1 2 1.00 * U fsts (%edx)
# CHECK-NEXT: 1 2 1.00 * U fstl (%ecx)
-# CHECK-NEXT: 1 2 1.00 U fstp %st
+# CHECK-NEXT: 1 2 1.00 U fstp %st(0)
# CHECK-NEXT: 1 2 1.00 * U fstpl (%edx)
# CHECK-NEXT: 1 2 1.00 * U fstpl (%ecx)
# CHECK-NEXT: 1 5 2.50 * U fstpt (%eax)
# CHECK-NEXT: 1 100 0.50 U frstor (%eax)
# CHECK-NEXT: 1 1 0.50 U wait
# CHECK-NEXT: 1 100 0.50 U fnsave (%eax)
-# CHECK-NEXT: 1 5 5.00 U fsub %st, %st(1)
+# CHECK-NEXT: 1 5 5.00 U fsub %st(0), %st(1)
# CHECK-NEXT: 1 5 5.00 U fsub %st(2)
# CHECK-NEXT: 1 5 5.00 * U fsubs (%ecx)
# CHECK-NEXT: 1 5 5.00 * U fsubl (%eax)
# CHECK-NEXT: 1 5 5.00 U fsubp %st(2)
# CHECK-NEXT: 1 5 5.00 * U fisubs (%ecx)
# CHECK-NEXT: 1 5 5.00 * U fisubl (%eax)
-# CHECK-NEXT: 1 5 5.00 U fsubr %st, %st(1)
+# CHECK-NEXT: 1 5 5.00 U fsubr %st(0), %st(1)
# CHECK-NEXT: 1 5 5.00 U fsubr %st(2)
# CHECK-NEXT: 1 5 5.00 * U fsubrs (%ecx)
# CHECK-NEXT: 1 5 5.00 * U fsubrl (%eax)
# CHECK-NEXT: [0] [1] Instructions:
# CHECK-NEXT: 49.50 49.50 f2xm1
# CHECK-NEXT: - 1.00 fabs
-# CHECK-NEXT: 5.00 - fadd %st, %st(1)
+# CHECK-NEXT: 5.00 - fadd %st(0), %st(1)
# CHECK-NEXT: 5.00 - fadd %st(2)
# CHECK-NEXT: 5.00 - fadds (%ecx)
# CHECK-NEXT: 5.00 - faddl (%ecx)
# CHECK-NEXT: 0.50 0.50 fbstp (%eax)
# CHECK-NEXT: - 1.00 fchs
# CHECK-NEXT: 12.50 12.50 fnclex
-# CHECK-NEXT: 4.50 4.50 fcmovb %st(1), %st
-# CHECK-NEXT: 4.50 4.50 fcmovbe %st(1), %st
-# CHECK-NEXT: 4.50 4.50 fcmove %st(1), %st
-# CHECK-NEXT: 4.50 4.50 fcmovnb %st(1), %st
-# CHECK-NEXT: 4.50 4.50 fcmovnbe %st(1), %st
-# CHECK-NEXT: 4.50 4.50 fcmovne %st(1), %st
-# CHECK-NEXT: 4.50 4.50 fcmovnu %st(1), %st
-# CHECK-NEXT: 4.50 4.50 fcmovu %st(1), %st
+# CHECK-NEXT: 4.50 4.50 fcmovb %st(1), %st(0)
+# CHECK-NEXT: 4.50 4.50 fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 4.50 4.50 fcmove %st(1), %st(0)
+# CHECK-NEXT: 4.50 4.50 fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 4.50 4.50 fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 4.50 4.50 fcmovne %st(1), %st(0)
+# CHECK-NEXT: 4.50 4.50 fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 4.50 4.50 fcmovu %st(1), %st(0)
# CHECK-NEXT: 5.00 - fcom %st(1)
# CHECK-NEXT: 5.00 - fcom %st(3)
# CHECK-NEXT: 5.00 - fcoms (%ecx)
# CHECK-NEXT: 4.50 4.50 fcompi %st(3)
# CHECK-NEXT: 87.00 87.00 fcos
# CHECK-NEXT: 0.50 0.50 fdecstp
-# CHECK-NEXT: 17.00 17.00 fdiv %st, %st(1)
+# CHECK-NEXT: 17.00 17.00 fdiv %st(0), %st(1)
# CHECK-NEXT: 17.00 17.00 fdiv %st(2)
# CHECK-NEXT: 17.00 17.00 fdivs (%ecx)
# CHECK-NEXT: 17.00 17.00 fdivl (%eax)
# CHECK-NEXT: 17.00 17.00 fdivp %st(2)
# CHECK-NEXT: 17.00 17.00 fidivs (%ecx)
# CHECK-NEXT: 17.00 17.00 fidivl (%eax)
-# CHECK-NEXT: 17.00 17.00 fdivr %st, %st(1)
+# CHECK-NEXT: 17.00 17.00 fdivr %st(0), %st(1)
# CHECK-NEXT: 17.00 17.00 fdivr %st(2)
# CHECK-NEXT: 17.00 17.00 fdivrs (%ecx)
# CHECK-NEXT: 17.00 17.00 fdivrl (%eax)
# CHECK-NEXT: 17.00 17.00 fdivrp %st(2)
# CHECK-NEXT: 17.00 17.00 fidivrs (%ecx)
# CHECK-NEXT: 17.00 17.00 fidivrl (%eax)
-# CHECK-NEXT: 0.50 0.50 ffree %st
+# CHECK-NEXT: 0.50 0.50 ffree %st(0)
# CHECK-NEXT: 5.00 - ficoms (%ecx)
# CHECK-NEXT: 5.00 - ficoml (%eax)
# CHECK-NEXT: 5.00 - ficomps (%ecx)
# CHECK-NEXT: 1.00 1.00 fisttps (%edx)
# CHECK-NEXT: 1.00 1.00 fisttpl (%ecx)
# CHECK-NEXT: 1.00 1.00 fisttpll (%eax)
-# CHECK-NEXT: 1.00 - fld %st
+# CHECK-NEXT: 1.00 - fld %st(0)
# CHECK-NEXT: 1.00 - flds (%edx)
# CHECK-NEXT: 1.00 - fldl (%ecx)
# CHECK-NEXT: 2.00 2.00 fldt (%eax)
# CHECK-NEXT: 5.00 5.00 fldln2
# CHECK-NEXT: 5.00 5.00 fldpi
# CHECK-NEXT: 0.50 0.50 fldz
-# CHECK-NEXT: 4.00 - fmul %st, %st(1)
+# CHECK-NEXT: 4.00 - fmul %st(0), %st(1)
# CHECK-NEXT: 4.00 - fmul %st(2)
# CHECK-NEXT: 4.00 - fmuls (%ecx)
# CHECK-NEXT: 4.00 - fmull (%eax)
# CHECK-NEXT: 87.00 87.00 fsin
# CHECK-NEXT: 87.00 87.00 fsincos
# CHECK-NEXT: 35.50 35.50 fsqrt
-# CHECK-NEXT: 1.00 1.00 fst %st
+# CHECK-NEXT: 1.00 1.00 fst %st(0)
# CHECK-NEXT: 1.00 1.00 fsts (%edx)
# CHECK-NEXT: 1.00 1.00 fstl (%ecx)
-# CHECK-NEXT: 1.00 1.00 fstp %st
+# CHECK-NEXT: 1.00 1.00 fstp %st(0)
# CHECK-NEXT: 1.00 1.00 fstpl (%edx)
# CHECK-NEXT: 1.00 1.00 fstpl (%ecx)
# CHECK-NEXT: 2.50 2.50 fstpt (%eax)
# CHECK-NEXT: 0.50 0.50 frstor (%eax)
# CHECK-NEXT: 0.50 0.50 wait
# CHECK-NEXT: 0.50 0.50 fnsave (%eax)
-# CHECK-NEXT: 5.00 - fsub %st, %st(1)
+# CHECK-NEXT: 5.00 - fsub %st(0), %st(1)
# CHECK-NEXT: 5.00 - fsub %st(2)
# CHECK-NEXT: 5.00 - fsubs (%ecx)
# CHECK-NEXT: 5.00 - fsubl (%eax)
# CHECK-NEXT: 5.00 - fsubp %st(2)
# CHECK-NEXT: 5.00 - fisubs (%ecx)
# CHECK-NEXT: 5.00 - fisubl (%eax)
-# CHECK-NEXT: 5.00 - fsubr %st, %st(1)
+# CHECK-NEXT: 5.00 - fsubr %st(0), %st(1)
# CHECK-NEXT: 5.00 - fsubr %st(2)
# CHECK-NEXT: 5.00 - fsubrs (%ecx)
# CHECK-NEXT: 5.00 - fsubrl (%eax)
fabs
-fadd %st, %st(1)
+fadd %st(0), %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
fnclex
-fcmovb %st(1), %st
-fcmovbe %st(1), %st
-fcmove %st(1), %st
-fcmovnb %st(1), %st
-fcmovnbe %st(1), %st
-fcmovne %st(1), %st
-fcmovnu %st(1), %st
-fcmovu %st(1), %st
+fcmovb %st(1), %st(0)
+fcmovbe %st(1), %st(0)
+fcmove %st(1), %st(0)
+fcmovnb %st(1), %st(0)
+fcmovnbe %st(1), %st(0)
+fcmovne %st(1), %st(0)
+fcmovnu %st(1), %st(0)
+fcmovu %st(1), %st(0)
fcom %st(1)
fcom %st(3)
fdecstp
-fdiv %st, %st(1)
+fdiv %st(0), %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fidivs (%ecx)
fidivl (%eax)
-fdivr %st, %st(1)
+fdivr %st(0), %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fidivrs (%ecx)
fidivrl (%eax)
-ffree %st
+ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
fisttpl (%ecx)
fisttpll (%eax)
-fld %st
+fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldpi
fldz
-fmul %st, %st(1)
+fmul %st(0), %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fsqrt
-fst %st
+fst %st(0)
fsts (%edx)
fstl (%ecx)
-fstp %st
+fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
frstor (%eax)
fsave (%eax)
-fsub %st, %st(1)
+fsub %st(0), %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fisubs (%ecx)
fisubl (%eax)
-fsubr %st, %st(1)
+fsubr %st(0), %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 100 0.50 U f2xm1
# CHECK-NEXT: 1 1 1.00 U fabs
-# CHECK-NEXT: 1 5 1.00 U fadd %st, %st(1)
+# CHECK-NEXT: 1 5 1.00 U fadd %st(0), %st(1)
# CHECK-NEXT: 1 5 1.00 U fadd %st(2)
# CHECK-NEXT: 1 10 1.00 * U fadds (%ecx)
# CHECK-NEXT: 1 10 1.00 * U faddl (%ecx)
# CHECK-NEXT: 1 100 0.50 U fbstp (%eax)
# CHECK-NEXT: 1 1 1.00 U fchs
# CHECK-NEXT: 1 100 0.50 U fnclex
-# CHECK-NEXT: 1 1 1.00 U fcmovb %st(1), %st
-# CHECK-NEXT: 1 1 1.00 U fcmovbe %st(1), %st
-# CHECK-NEXT: 1 1 1.00 U fcmove %st(1), %st
-# CHECK-NEXT: 1 1 1.00 U fcmovnb %st(1), %st
-# CHECK-NEXT: 1 1 1.00 U fcmovnbe %st(1), %st
-# CHECK-NEXT: 1 1 1.00 U fcmovne %st(1), %st
-# CHECK-NEXT: 1 1 1.00 U fcmovnu %st(1), %st
-# CHECK-NEXT: 1 1 1.00 U fcmovu %st(1), %st
+# CHECK-NEXT: 1 1 1.00 U fcmovb %st(1), %st(0)
+# CHECK-NEXT: 1 1 1.00 U fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 1 1 1.00 U fcmove %st(1), %st(0)
+# CHECK-NEXT: 1 1 1.00 U fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 1 1 1.00 U fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 1 1 1.00 U fcmovne %st(1), %st(0)
+# CHECK-NEXT: 1 1 1.00 U fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 1 1 1.00 U fcmovu %st(1), %st(0)
# CHECK-NEXT: 2 1 1.00 U fcom %st(1)
# CHECK-NEXT: 2 1 1.00 U fcom %st(3)
# CHECK-NEXT: 1 6 1.00 U fcoms (%ecx)
# CHECK-NEXT: 2 1 1.00 U fcompi %st(3)
# CHECK-NEXT: 1 100 0.50 U fcos
# CHECK-NEXT: 1 100 0.50 U fdecstp
-# CHECK-NEXT: 1 9 9.50 U fdiv %st, %st(1)
+# CHECK-NEXT: 1 9 9.50 U fdiv %st(0), %st(1)
# CHECK-NEXT: 1 9 9.50 U fdiv %st(2)
# CHECK-NEXT: 1 14 9.50 * U fdivs (%ecx)
# CHECK-NEXT: 1 14 9.50 * U fdivl (%eax)
# CHECK-NEXT: 1 9 9.50 U fdivp %st(2)
# CHECK-NEXT: 1 14 9.50 * U fidivs (%ecx)
# CHECK-NEXT: 1 14 9.50 * U fidivl (%eax)
-# CHECK-NEXT: 1 9 9.50 U fdivr %st, %st(1)
+# CHECK-NEXT: 1 9 9.50 U fdivr %st(0), %st(1)
# CHECK-NEXT: 1 9 9.50 U fdivr %st(2)
# CHECK-NEXT: 1 14 9.50 * U fdivrs (%ecx)
# CHECK-NEXT: 1 14 9.50 * U fdivrl (%eax)
# CHECK-NEXT: 1 9 9.50 U fdivrp %st(2)
# CHECK-NEXT: 1 14 9.50 * U fidivrs (%ecx)
# CHECK-NEXT: 1 14 9.50 * U fidivrl (%eax)
-# CHECK-NEXT: 1 100 0.50 U ffree %st
+# CHECK-NEXT: 1 100 0.50 U ffree %st(0)
# CHECK-NEXT: 2 6 1.00 U ficoms (%ecx)
# CHECK-NEXT: 2 6 1.00 U ficoml (%eax)
# CHECK-NEXT: 2 6 1.00 U ficomps (%ecx)
# CHECK-NEXT: 1 1 1.00 * U fisttps (%edx)
# CHECK-NEXT: 1 1 1.00 * U fisttpl (%ecx)
# CHECK-NEXT: 1 1 1.00 * U fisttpll (%eax)
-# CHECK-NEXT: 1 1 0.50 U fld %st
+# CHECK-NEXT: 1 1 0.50 U fld %st(0)
# CHECK-NEXT: 1 5 0.50 * U flds (%edx)
# CHECK-NEXT: 1 5 0.50 * U fldl (%ecx)
# CHECK-NEXT: 1 5 0.50 * U fldt (%eax)
# CHECK-NEXT: 1 3 1.00 U fldln2
# CHECK-NEXT: 1 3 1.00 U fldpi
# CHECK-NEXT: 1 3 1.00 U fldz
-# CHECK-NEXT: 1 5 1.00 U fmul %st, %st(1)
+# CHECK-NEXT: 1 5 1.00 U fmul %st(0), %st(1)
# CHECK-NEXT: 1 5 1.00 U fmul %st(2)
# CHECK-NEXT: 1 10 1.00 * U fmuls (%ecx)
# CHECK-NEXT: 1 10 1.00 * U fmull (%eax)
# CHECK-NEXT: 1 100 0.50 U fsin
# CHECK-NEXT: 1 100 0.50 U fsincos
# CHECK-NEXT: 1 1 17.50 U fsqrt
-# CHECK-NEXT: 1 1 0.50 U fst %st
+# CHECK-NEXT: 1 1 0.50 U fst %st(0)
# CHECK-NEXT: 1 1 1.00 * U fsts (%edx)
# CHECK-NEXT: 1 1 1.00 * U fstl (%ecx)
-# CHECK-NEXT: 1 1 0.50 U fstp %st
+# CHECK-NEXT: 1 1 0.50 U fstp %st(0)
# CHECK-NEXT: 1 1 1.00 * U fstpl (%edx)
# CHECK-NEXT: 1 1 1.00 * U fstpl (%ecx)
# CHECK-NEXT: 1 1 1.00 * U fstpt (%eax)
# CHECK-NEXT: 1 100 0.50 U frstor (%eax)
# CHECK-NEXT: 1 100 0.50 U wait
# CHECK-NEXT: 1 100 0.50 U fnsave (%eax)
-# CHECK-NEXT: 1 5 1.00 U fsub %st, %st(1)
+# CHECK-NEXT: 1 5 1.00 U fsub %st(0), %st(1)
# CHECK-NEXT: 1 5 1.00 U fsub %st(2)
# CHECK-NEXT: 1 10 1.00 * U fsubs (%ecx)
# CHECK-NEXT: 1 10 1.00 * U fsubl (%eax)
# CHECK-NEXT: 1 5 1.00 U fsubp %st(2)
# CHECK-NEXT: 1 10 1.00 * U fisubs (%ecx)
# CHECK-NEXT: 1 10 1.00 * U fisubl (%eax)
-# CHECK-NEXT: 1 5 1.00 U fsubr %st, %st(1)
+# CHECK-NEXT: 1 5 1.00 U fsubr %st(0), %st(1)
# CHECK-NEXT: 1 5 1.00 U fsubr %st(2)
# CHECK-NEXT: 1 10 1.00 * U fsubrs (%ecx)
# CHECK-NEXT: 1 10 1.00 * U fsubrl (%eax)
# CHECK-NEXT: [0.0] [0.1] [1] [2] [3] [4] [5] [6] [7.0] [7.1] [8.0] [8.1] [9] [10] [11] [12] [13] [14] [15] [16.0] [16.1] [17] [18] Instructions:
# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - f2xm1
# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - - 1.00 - - - - - - - fabs
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fadd %st, %st(1)
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fadd %st(0), %st(1)
# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fadd %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 0.50 - - - - 1.00 - - - - 0.50 0.50 - - fadds (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 0.50 - - - - 1.00 - - - - 0.50 0.50 - - faddl (%ecx)
# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fbstp (%eax)
# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - - 1.00 - - - - - - - fchs
# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fnclex
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovb %st(1), %st
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovbe %st(1), %st
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmove %st(1), %st
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovnb %st(1), %st
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovnbe %st(1), %st
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovne %st(1), %st
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovnu %st(1), %st
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovu %st(1), %st
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovb %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovbe %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmove %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovnb %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovne %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovnu %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcmovu %st(1), %st(0)
# CHECK-NEXT: - - - - - 1.00 - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcom %st(1)
# CHECK-NEXT: - - - - - 1.00 - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcom %st(3)
# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - - 1.00 - - - - - - - fcoms (%ecx)
# CHECK-NEXT: - - - - - 1.00 - - 0.50 0.50 - - - - 1.00 - - - - - - - - fcompi %st(3)
# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fcos
# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fdecstp
-# CHECK-NEXT: - - - - - - - - 9.50 9.50 - - - - - 1.00 - - - - - - - fdiv %st, %st(1)
+# CHECK-NEXT: - - - - - - - - 9.50 9.50 - - - - - 1.00 - - - - - - - fdiv %st(0), %st(1)
# CHECK-NEXT: - - - - - - - - 9.50 9.50 - - - - - 1.00 - - - - - - - fdiv %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - 9.50 9.50 - - - - - 1.00 - - - 0.50 0.50 - - fdivs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - 9.50 9.50 - - - - - 1.00 - - - 0.50 0.50 - - fdivl (%eax)
# CHECK-NEXT: - - - - - - - - 9.50 9.50 - - - - - 1.00 - - - - - - - fdivp %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - 9.50 9.50 - - - - - 1.00 - - - 0.50 0.50 - - fidivs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - 9.50 9.50 - - - - - 1.00 - - - 0.50 0.50 - - fidivl (%eax)
-# CHECK-NEXT: - - - - - - - - 9.50 9.50 - - - - - 1.00 - - - - - - - fdivr %st, %st(1)
+# CHECK-NEXT: - - - - - - - - 9.50 9.50 - - - - - 1.00 - - - - - - - fdivr %st(0), %st(1)
# CHECK-NEXT: - - - - - - - - 9.50 9.50 - - - - - 1.00 - - - - - - - fdivr %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - 9.50 9.50 - - - - - 1.00 - - - 0.50 0.50 - - fdivrs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - 9.50 9.50 - - - - - 1.00 - - - 0.50 0.50 - - fdivrl (%eax)
# CHECK-NEXT: - - - - - - - - 9.50 9.50 - - - - - 1.00 - - - - - - - fdivrp %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - 9.50 9.50 - - - - - 1.00 - - - 0.50 0.50 - - fidivrs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - 9.50 9.50 - - - - - 1.00 - - - 0.50 0.50 - - fidivrl (%eax)
-# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - ffree %st
+# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - ffree %st(0)
# CHECK-NEXT: 0.50 0.50 - - - 1.00 - - 0.50 0.50 - - - - 1.00 - - - - 0.50 0.50 - - ficoms (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - 1.00 - - 0.50 0.50 - - - - 1.00 - - - - 0.50 0.50 - - ficoml (%eax)
# CHECK-NEXT: 0.50 0.50 - - - 1.00 - - 0.50 0.50 - - - - 1.00 - - - - 0.50 0.50 - - ficomps (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - - - - - - - - - 1.00 fisttps (%edx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - - - - - - - - - 1.00 fisttpl (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - - - - - - - - - 1.00 fisttpll (%eax)
-# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fld %st
+# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fld %st(0)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - - - - - - 0.50 0.50 - - flds (%edx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - - - - - - 0.50 0.50 - - fldl (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - - - - - - 0.50 0.50 - - fldt (%eax)
# CHECK-NEXT: - - - - - - - - - - - - - 1.00 - 1.00 - - - - - - - fldln2
# CHECK-NEXT: - - - - - - - - - - - - - 1.00 - 1.00 - - - - - - - fldpi
# CHECK-NEXT: - - - - - - - - - - - - - 1.00 - 1.00 - - - - - - - fldz
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - - 1.00 - - - - - - - fmul %st, %st(1)
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - - 1.00 - - - - - - - fmul %st(0), %st(1)
# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - - 1.00 - - - - - - - fmul %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 0.50 - - - - - 1.00 - - - 0.50 0.50 - - fmuls (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 0.50 - - - - - 1.00 - - - 0.50 0.50 - - fmull (%eax)
# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fsin
# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fsincos
# CHECK-NEXT: - - - - - - - - 17.50 17.50 - - - - - 1.00 - - - - - - - fsqrt
-# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fst %st
+# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fst %st(0)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - - - - - - - - - 1.00 fsts (%edx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - - - - - - - - - 1.00 fstl (%ecx)
-# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fstp %st
+# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fstp %st(0)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - - - - - - - - - 1.00 fstpl (%edx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - - - - - - - - - 1.00 fstpl (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - - - - - - - - - 1.00 fstpt (%eax)
# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - frstor (%eax)
# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - wait
# CHECK-NEXT: - - - - - 0.50 0.50 - - - - - - - - - - - - - - - - fnsave (%eax)
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fsub %st, %st(1)
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fsub %st(0), %st(1)
# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fsub %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 0.50 - - - - 1.00 - - - - 0.50 0.50 - - fsubs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 0.50 - - - - 1.00 - - - - 0.50 0.50 - - fsubl (%eax)
# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fsubp %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 0.50 - - - - 1.00 - - - - 0.50 0.50 - - fisubs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 0.50 - - - - 1.00 - - - - 0.50 0.50 - - fisubl (%eax)
-# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fsubr %st, %st(1)
+# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fsubr %st(0), %st(1)
# CHECK-NEXT: - - - - - - - - 0.50 0.50 - - - - 1.00 - - - - - - - - fsubr %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 0.50 - - - - 1.00 - - - - 0.50 0.50 - - fsubrs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 0.50 - - - - 1.00 - - - - 0.50 0.50 - - fsubrl (%eax)
fabs
-fadd %st, %st(1)
+fadd %st(0), %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
fnclex
-fcmovb %st(1), %st
-fcmovbe %st(1), %st
-fcmove %st(1), %st
-fcmovnb %st(1), %st
-fcmovnbe %st(1), %st
-fcmovne %st(1), %st
-fcmovnu %st(1), %st
-fcmovu %st(1), %st
+fcmovb %st(1), %st(0)
+fcmovbe %st(1), %st(0)
+fcmove %st(1), %st(0)
+fcmovnb %st(1), %st(0)
+fcmovnbe %st(1), %st(0)
+fcmovne %st(1), %st(0)
+fcmovnu %st(1), %st(0)
+fcmovu %st(1), %st(0)
fcom %st(1)
fcom %st(3)
fdecstp
-fdiv %st, %st(1)
+fdiv %st(0), %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fidivs (%ecx)
fidivl (%eax)
-fdivr %st, %st(1)
+fdivr %st(0), %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fidivrs (%ecx)
fidivrl (%eax)
-ffree %st
+ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
fisttpl (%ecx)
fisttpll (%eax)
-fld %st
+fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldpi
fldz
-fmul %st, %st(1)
+fmul %st(0), %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fsqrt
-fst %st
+fst %st(0)
fsts (%edx)
fstl (%ecx)
-fstp %st
+fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
frstor (%eax)
fsave (%eax)
-fsub %st, %st(1)
+fsub %st(0), %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fisubs (%ecx)
fisubl (%eax)
-fsubr %st, %st(1)
+fsubr %st(0), %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 100 0.25 U f2xm1
# CHECK-NEXT: 1 1 1.00 U fabs
-# CHECK-NEXT: 1 3 1.00 U fadd %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fadd %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fadd %st(2)
# CHECK-NEXT: 2 9 1.00 * U fadds (%ecx)
# CHECK-NEXT: 2 9 1.00 * U faddl (%ecx)
# CHECK-NEXT: 2 1 1.00 U fbstp (%eax)
# CHECK-NEXT: 1 1 1.00 U fchs
# CHECK-NEXT: 4 4 1.00 U fnclex
-# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st
+# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st(0)
# CHECK-NEXT: 1 1 1.00 U fcom %st(1)
# CHECK-NEXT: 1 1 1.00 U fcom %st(3)
# CHECK-NEXT: 2 7 1.00 U fcoms (%ecx)
# CHECK-NEXT: 1 3 1.00 U fcompi %st(3)
# CHECK-NEXT: 1 100 0.25 U fcos
# CHECK-NEXT: 2 2 1.00 U fdecstp
-# CHECK-NEXT: 1 15 1.00 U fdiv %st, %st(1)
+# CHECK-NEXT: 1 15 1.00 U fdiv %st(0), %st(1)
# CHECK-NEXT: 1 20 1.00 U fdiv %st(2)
# CHECK-NEXT: 2 21 1.00 * U fdivs (%ecx)
# CHECK-NEXT: 2 21 1.00 * U fdivl (%eax)
# CHECK-NEXT: 1 15 1.00 U fdivp %st(2)
# CHECK-NEXT: 3 24 1.00 * U fidivs (%ecx)
# CHECK-NEXT: 3 24 1.00 * U fidivl (%eax)
-# CHECK-NEXT: 1 20 1.00 U fdivr %st, %st(1)
+# CHECK-NEXT: 1 20 1.00 U fdivr %st(0), %st(1)
# CHECK-NEXT: 1 15 1.00 U fdivr %st(2)
# CHECK-NEXT: 2 26 1.00 * U fdivrs (%ecx)
# CHECK-NEXT: 2 26 1.00 * U fdivrl (%eax)
# CHECK-NEXT: 1 20 1.00 U fdivrp %st(2)
# CHECK-NEXT: 3 29 1.00 * U fidivrs (%ecx)
# CHECK-NEXT: 3 29 1.00 * U fidivrl (%eax)
-# CHECK-NEXT: 1 100 0.25 U ffree %st
+# CHECK-NEXT: 1 100 0.25 U ffree %st(0)
# CHECK-NEXT: 3 10 2.00 U ficoms (%ecx)
# CHECK-NEXT: 3 10 2.00 U ficoml (%eax)
# CHECK-NEXT: 3 10 2.00 U ficomps (%ecx)
# CHECK-NEXT: 3 4 1.00 * U fisttps (%edx)
# CHECK-NEXT: 3 4 1.00 * U fisttpl (%ecx)
# CHECK-NEXT: 3 4 1.00 * U fisttpll (%eax)
-# CHECK-NEXT: 1 1 0.25 U fld %st
+# CHECK-NEXT: 1 1 0.25 U fld %st(0)
# CHECK-NEXT: 1 6 0.50 * U flds (%edx)
# CHECK-NEXT: 1 6 0.50 * U fldl (%ecx)
# CHECK-NEXT: 1 6 0.50 * U fldt (%eax)
# CHECK-NEXT: 2 1 1.00 U fldln2
# CHECK-NEXT: 2 1 1.00 U fldpi
# CHECK-NEXT: 1 1 0.50 U fldz
-# CHECK-NEXT: 1 5 1.00 U fmul %st, %st(1)
+# CHECK-NEXT: 1 5 1.00 U fmul %st(0), %st(1)
# CHECK-NEXT: 1 5 1.00 U fmul %st(2)
# CHECK-NEXT: 2 11 1.00 * U fmuls (%ecx)
# CHECK-NEXT: 2 11 1.00 * U fmull (%eax)
# CHECK-NEXT: 1 100 0.25 U fsin
# CHECK-NEXT: 1 100 0.25 U fsincos
# CHECK-NEXT: 1 23 9.00 U fsqrt
-# CHECK-NEXT: 1 1 0.25 U fst %st
+# CHECK-NEXT: 1 1 0.25 U fst %st(0)
# CHECK-NEXT: 1 1 1.00 * U fsts (%edx)
# CHECK-NEXT: 1 1 1.00 * U fstl (%ecx)
-# CHECK-NEXT: 1 1 0.25 U fstp %st
+# CHECK-NEXT: 1 1 0.25 U fstp %st(0)
# CHECK-NEXT: 2 1 1.00 * U fstpl (%edx)
# CHECK-NEXT: 2 1 1.00 * U fstpl (%ecx)
# CHECK-NEXT: 2 1 1.00 * U fstpt (%eax)
# CHECK-NEXT: 1 100 0.25 U frstor (%eax)
# CHECK-NEXT: 2 2 0.50 U wait
# CHECK-NEXT: 1 100 0.25 U fnsave (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsub %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsub %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsub %st(2)
# CHECK-NEXT: 2 9 1.00 * U fsubs (%ecx)
# CHECK-NEXT: 2 9 1.00 * U fsubl (%eax)
# CHECK-NEXT: 1 3 1.00 U fsubp %st(2)
# CHECK-NEXT: 3 12 2.00 * U fisubs (%ecx)
# CHECK-NEXT: 3 12 2.00 * U fisubl (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsubr %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsubr %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsubr %st(2)
# CHECK-NEXT: 2 9 1.00 * U fsubrs (%ecx)
# CHECK-NEXT: 2 9 1.00 * U fsubrl (%eax)
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] Instructions:
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - f2xm1
# CHECK-NEXT: - - - - - - - 1.00 - - fabs
-# CHECK-NEXT: - - - 1.00 - - - - - - fadd %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - - - fadd %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - - - fadd %st(2)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fadds (%ecx)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - faddl (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fbstp (%eax)
# CHECK-NEXT: - - - - - - - 1.00 - - fchs
# CHECK-NEXT: - - 1.00 1.00 - - - 1.00 1.00 - fnclex
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovb %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovbe %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmove %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnb %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnbe %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovne %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnu %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovu %st(1), %st
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovb %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovbe %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmove %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnb %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovne %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnu %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovu %st(1), %st(0)
# CHECK-NEXT: - - - 1.00 - - - - - - fcom %st(1)
# CHECK-NEXT: - - - 1.00 - - - - - - fcom %st(3)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fcoms (%ecx)
# CHECK-NEXT: - - - 1.00 - - - - - - fcompi %st(3)
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fcos
# CHECK-NEXT: - - 1.00 1.00 - - - - - - fdecstp
-# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivl (%eax)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivp %st(2)
# CHECK-NEXT: - - 1.00 1.00 0.50 0.50 - - - - fidivs (%ecx)
# CHECK-NEXT: - - 1.00 1.00 0.50 0.50 - - - - fidivl (%eax)
-# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivrs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivrl (%eax)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivrp %st(2)
# CHECK-NEXT: - - 1.00 1.00 0.50 0.50 - - - - fidivrs (%ecx)
# CHECK-NEXT: - - 1.00 1.00 0.50 0.50 - - - - fidivrl (%eax)
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - ffree %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - ffree %st(0)
# CHECK-NEXT: - - - 2.00 0.50 0.50 - - - - ficoms (%ecx)
# CHECK-NEXT: - - - 2.00 0.50 0.50 - - - - ficoml (%eax)
# CHECK-NEXT: - - - 2.00 0.50 0.50 - - - - ficomps (%ecx)
# CHECK-NEXT: - - - 1.00 0.33 0.33 1.00 - - 0.33 fisttps (%edx)
# CHECK-NEXT: - - - 1.00 0.33 0.33 1.00 - - 0.33 fisttpl (%ecx)
# CHECK-NEXT: - - - 1.00 0.33 0.33 1.00 - - 0.33 fisttpll (%eax)
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fld %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fld %st(0)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - flds (%edx)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - fldl (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - fldt (%eax)
# CHECK-NEXT: - - 1.00 1.00 - - - - - - fldln2
# CHECK-NEXT: - - 1.00 1.00 - - - - - - fldpi
# CHECK-NEXT: - - 0.50 0.50 - - - - - - fldz
-# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fmuls (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fmull (%eax)
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fsin
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fsincos
# CHECK-NEXT: - 9.00 1.00 - - - - - - - fsqrt
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fst %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fst %st(0)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fsts (%edx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstl (%ecx)
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fstp %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fstp %st(0)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpl (%edx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpl (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpt (%eax)
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - frstor (%eax)
# CHECK-NEXT: - - 0.50 0.50 - - - 0.50 0.50 - wait
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fnsave (%eax)
-# CHECK-NEXT: - - - 1.00 - - - - - - fsub %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - - - fsub %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - - - fsub %st(2)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fsubs (%ecx)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fsubl (%eax)
# CHECK-NEXT: - - - 1.00 - - - - - - fsubp %st(2)
# CHECK-NEXT: - - - 2.00 0.50 0.50 - - - - fisubs (%ecx)
# CHECK-NEXT: - - - 2.00 0.50 0.50 - - - - fisubl (%eax)
-# CHECK-NEXT: - - - 1.00 - - - - - - fsubr %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - - - fsubr %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - - - fsubr %st(2)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fsubrs (%ecx)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fsubrl (%eax)
fabs
-fadd %st, %st(1)
+fadd %st(0), %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
fnclex
-fcmovb %st(1), %st
-fcmovbe %st(1), %st
-fcmove %st(1), %st
-fcmovnb %st(1), %st
-fcmovnbe %st(1), %st
-fcmovne %st(1), %st
-fcmovnu %st(1), %st
-fcmovu %st(1), %st
+fcmovb %st(1), %st(0)
+fcmovbe %st(1), %st(0)
+fcmove %st(1), %st(0)
+fcmovnb %st(1), %st(0)
+fcmovnbe %st(1), %st(0)
+fcmovne %st(1), %st(0)
+fcmovnu %st(1), %st(0)
+fcmovu %st(1), %st(0)
fcom %st(1)
fcom %st(3)
fdecstp
-fdiv %st, %st(1)
+fdiv %st(0), %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fidivs (%ecx)
fidivl (%eax)
-fdivr %st, %st(1)
+fdivr %st(0), %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fidivrs (%ecx)
fidivrl (%eax)
-ffree %st
+ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
fisttpl (%ecx)
fisttpll (%eax)
-fld %st
+fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldpi
fldz
-fmul %st, %st(1)
+fmul %st(0), %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fsqrt
-fst %st
+fst %st(0)
fsts (%edx)
fstl (%ecx)
-fstp %st
+fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
frstor (%eax)
fsave (%eax)
-fsub %st, %st(1)
+fsub %st(0), %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fisubs (%ecx)
fisubl (%eax)
-fsubr %st, %st(1)
+fsubr %st(0), %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 100 0.50 U f2xm1
# CHECK-NEXT: 1 2 1.00 U fabs
-# CHECK-NEXT: 1 3 1.00 U fadd %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fadd %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fadd %st(2)
# CHECK-NEXT: 1 8 1.00 * U fadds (%ecx)
# CHECK-NEXT: 1 8 1.00 * U faddl (%ecx)
# CHECK-NEXT: 1 100 0.50 U fbstp (%eax)
# CHECK-NEXT: 1 2 1.00 U fchs
# CHECK-NEXT: 1 100 0.50 U fnclex
-# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st
+# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st(0)
# CHECK-NEXT: 1 3 1.00 U fcom %st(1)
# CHECK-NEXT: 1 3 1.00 U fcom %st(3)
# CHECK-NEXT: 1 8 1.00 U fcoms (%ecx)
# CHECK-NEXT: 1 3 1.00 U fcompi %st(3)
# CHECK-NEXT: 1 100 0.50 U fcos
# CHECK-NEXT: 1 100 0.50 U fdecstp
-# CHECK-NEXT: 1 19 19.00 U fdiv %st, %st(1)
+# CHECK-NEXT: 1 19 19.00 U fdiv %st(0), %st(1)
# CHECK-NEXT: 1 19 19.00 U fdiv %st(2)
# CHECK-NEXT: 1 24 19.00 * U fdivs (%ecx)
# CHECK-NEXT: 1 24 19.00 * U fdivl (%eax)
# CHECK-NEXT: 1 19 19.00 U fdivp %st(2)
# CHECK-NEXT: 1 24 19.00 * U fidivs (%ecx)
# CHECK-NEXT: 1 24 19.00 * U fidivl (%eax)
-# CHECK-NEXT: 1 19 19.00 U fdivr %st, %st(1)
+# CHECK-NEXT: 1 19 19.00 U fdivr %st(0), %st(1)
# CHECK-NEXT: 1 19 19.00 U fdivr %st(2)
# CHECK-NEXT: 1 24 19.00 * U fdivrs (%ecx)
# CHECK-NEXT: 1 24 19.00 * U fdivrl (%eax)
# CHECK-NEXT: 1 19 19.00 U fdivrp %st(2)
# CHECK-NEXT: 1 24 19.00 * U fidivrs (%ecx)
# CHECK-NEXT: 1 24 19.00 * U fidivrl (%eax)
-# CHECK-NEXT: 1 100 0.50 U ffree %st
+# CHECK-NEXT: 1 100 0.50 U ffree %st(0)
# CHECK-NEXT: 1 8 1.00 U ficoms (%ecx)
# CHECK-NEXT: 1 8 1.00 U ficoml (%eax)
# CHECK-NEXT: 1 8 1.00 U ficomps (%ecx)
# CHECK-NEXT: 1 1 1.00 * U fisttps (%edx)
# CHECK-NEXT: 1 1 1.00 * U fisttpl (%ecx)
# CHECK-NEXT: 1 1 1.00 * U fisttpll (%eax)
-# CHECK-NEXT: 1 1 0.50 U fld %st
+# CHECK-NEXT: 1 1 0.50 U fld %st(0)
# CHECK-NEXT: 1 3 1.00 * U flds (%edx)
# CHECK-NEXT: 1 3 1.00 * U fldl (%ecx)
# CHECK-NEXT: 1 3 1.00 * U fldt (%eax)
# CHECK-NEXT: 1 3 1.00 U fldln2
# CHECK-NEXT: 1 3 1.00 U fldpi
# CHECK-NEXT: 1 3 1.00 U fldz
-# CHECK-NEXT: 1 2 1.00 U fmul %st, %st(1)
+# CHECK-NEXT: 1 2 1.00 U fmul %st(0), %st(1)
# CHECK-NEXT: 1 2 1.00 U fmul %st(2)
# CHECK-NEXT: 1 7 1.00 * U fmuls (%ecx)
# CHECK-NEXT: 1 7 1.00 * U fmull (%eax)
# CHECK-NEXT: 1 100 0.50 U fsin
# CHECK-NEXT: 1 100 0.50 U fsincos
# CHECK-NEXT: 1 35 35.00 U fsqrt
-# CHECK-NEXT: 1 1 0.50 U fst %st
+# CHECK-NEXT: 1 1 0.50 U fst %st(0)
# CHECK-NEXT: 1 1 1.00 * U fsts (%edx)
# CHECK-NEXT: 1 1 1.00 * U fstl (%ecx)
-# CHECK-NEXT: 1 1 0.50 U fstp %st
+# CHECK-NEXT: 1 1 0.50 U fstp %st(0)
# CHECK-NEXT: 1 1 1.00 * U fstpl (%edx)
# CHECK-NEXT: 1 1 1.00 * U fstpl (%ecx)
# CHECK-NEXT: 1 1 1.00 * U fstpt (%eax)
# CHECK-NEXT: 1 100 0.50 U frstor (%eax)
# CHECK-NEXT: 1 100 0.50 U wait
# CHECK-NEXT: 1 100 0.50 U fnsave (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsub %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsub %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsub %st(2)
# CHECK-NEXT: 1 8 1.00 * U fsubs (%ecx)
# CHECK-NEXT: 1 8 1.00 * U fsubl (%eax)
# CHECK-NEXT: 1 3 1.00 U fsubp %st(2)
# CHECK-NEXT: 1 8 1.00 * U fisubs (%ecx)
# CHECK-NEXT: 1 8 1.00 * U fisubl (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsubr %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsubr %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsubr %st(2)
# CHECK-NEXT: 1 8 1.00 * U fsubrs (%ecx)
# CHECK-NEXT: 1 8 1.00 * U fsubrl (%eax)
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] Instructions:
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - f2xm1
# CHECK-NEXT: - - - - 1.00 - 1.00 - - - - - - - fabs
-# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fadd %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fadd %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fadd %st(2)
# CHECK-NEXT: - - - 1.00 - 1.00 - 1.00 - - - - - - fadds (%ecx)
# CHECK-NEXT: - - - 1.00 - 1.00 - 1.00 - - - - - - faddl (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fbstp (%eax)
# CHECK-NEXT: - - - - 1.00 - 1.00 - - - - - - - fchs
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fnclex
-# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovb %st(1), %st
-# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovbe %st(1), %st
-# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmove %st(1), %st
-# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovnb %st(1), %st
-# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovnbe %st(1), %st
-# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovne %st(1), %st
-# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovnu %st(1), %st
-# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovu %st(1), %st
+# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovb %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovbe %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmove %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovnb %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovne %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovnu %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fcmovu %st(1), %st(0)
# CHECK-NEXT: 1.00 - - 1.00 - 1.00 - - - - - - - - fcom %st(1)
# CHECK-NEXT: 1.00 - - 1.00 - 1.00 - - - - - - - - fcom %st(3)
# CHECK-NEXT: 1.00 - - 1.00 - 1.00 - 1.00 - - - - - - fcoms (%ecx)
# CHECK-NEXT: 1.00 - - 1.00 - 1.00 - - - - - - - - fcompi %st(3)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fcos
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fdecstp
-# CHECK-NEXT: - - - - 19.00 - 1.00 - - - - - - - fdiv %st, %st(1)
+# CHECK-NEXT: - - - - 19.00 - 1.00 - - - - - - - fdiv %st(0), %st(1)
# CHECK-NEXT: - - - - 19.00 - 1.00 - - - - - - - fdiv %st(2)
# CHECK-NEXT: - - - - 19.00 - 1.00 1.00 - - - - - - fdivs (%ecx)
# CHECK-NEXT: - - - - 19.00 - 1.00 1.00 - - - - - - fdivl (%eax)
# CHECK-NEXT: - - - - 19.00 - 1.00 - - - - - - - fdivp %st(2)
# CHECK-NEXT: - - - - 19.00 - 1.00 1.00 - - - - - - fidivs (%ecx)
# CHECK-NEXT: - - - - 19.00 - 1.00 1.00 - - - - - - fidivl (%eax)
-# CHECK-NEXT: - - - - 19.00 - 1.00 - - - - - - - fdivr %st, %st(1)
+# CHECK-NEXT: - - - - 19.00 - 1.00 - - - - - - - fdivr %st(0), %st(1)
# CHECK-NEXT: - - - - 19.00 - 1.00 - - - - - - - fdivr %st(2)
# CHECK-NEXT: - - - - 19.00 - 1.00 1.00 - - - - - - fdivrs (%ecx)
# CHECK-NEXT: - - - - 19.00 - 1.00 1.00 - - - - - - fdivrl (%eax)
# CHECK-NEXT: - - - - 19.00 - 1.00 - - - - - - - fdivrp %st(2)
# CHECK-NEXT: - - - - 19.00 - 1.00 1.00 - - - - - - fidivrs (%ecx)
# CHECK-NEXT: - - - - 19.00 - 1.00 1.00 - - - - - - fidivrl (%eax)
-# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - ffree %st
+# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - ffree %st(0)
# CHECK-NEXT: 1.00 - - 1.00 - 1.00 - 1.00 - - - - - - ficoms (%ecx)
# CHECK-NEXT: 1.00 - - 1.00 - 1.00 - 1.00 - - - - - - ficoml (%eax)
# CHECK-NEXT: 1.00 - - 1.00 - 1.00 - 1.00 - - - - - - ficomps (%ecx)
# CHECK-NEXT: - - - - - - - - - 1.00 - - - - fisttps (%edx)
# CHECK-NEXT: - - - - - - - - - 1.00 - - - - fisttpl (%ecx)
# CHECK-NEXT: - - - - - - - - - 1.00 - - - - fisttpll (%eax)
-# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fld %st
+# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fld %st(0)
# CHECK-NEXT: - - - - - - - 1.00 - - - - - - flds (%edx)
# CHECK-NEXT: - - - - - - - 1.00 - - - - - - fldl (%ecx)
# CHECK-NEXT: - - - - - - - 1.00 - - - - - - fldt (%eax)
# CHECK-NEXT: - - - - - - 1.00 - - - 1.00 - - - fldln2
# CHECK-NEXT: - - - - - - 1.00 - - - 1.00 - - - fldpi
# CHECK-NEXT: - - - - - - 1.00 - - - 1.00 - - - fldz
-# CHECK-NEXT: - - - - 1.00 - 1.00 - - - - - - - fmul %st, %st(1)
+# CHECK-NEXT: - - - - 1.00 - 1.00 - - - - - - - fmul %st(0), %st(1)
# CHECK-NEXT: - - - - 1.00 - 1.00 - - - - - - - fmul %st(2)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 - - - - - - fmuls (%ecx)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 - - - - - - fmull (%eax)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fsin
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fsincos
# CHECK-NEXT: - - - - 35.00 - 1.00 - - - - - - - fsqrt
-# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fst %st
+# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fst %st(0)
# CHECK-NEXT: - - - - - - - - - 1.00 - - - - fsts (%edx)
# CHECK-NEXT: - - - - - - - - - 1.00 - - - - fstl (%ecx)
-# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fstp %st
+# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fstp %st(0)
# CHECK-NEXT: - - - - - - - - - 1.00 - - - - fstpl (%edx)
# CHECK-NEXT: - - - - - - - - - 1.00 - - - - fstpl (%ecx)
# CHECK-NEXT: - - - - - - - - - 1.00 - - - - fstpt (%eax)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - frstor (%eax)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - wait
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - fnsave (%eax)
-# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fsub %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fsub %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fsub %st(2)
# CHECK-NEXT: - - - 1.00 - 1.00 - 1.00 - - - - - - fsubs (%ecx)
# CHECK-NEXT: - - - 1.00 - 1.00 - 1.00 - - - - - - fsubl (%eax)
# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fsubp %st(2)
# CHECK-NEXT: - - - 1.00 - 1.00 - 1.00 - - - - - - fisubs (%ecx)
# CHECK-NEXT: - - - 1.00 - 1.00 - 1.00 - - - - - - fisubl (%eax)
-# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fsubr %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fsubr %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - fsubr %st(2)
# CHECK-NEXT: - - - 1.00 - 1.00 - 1.00 - - - - - - fsubrs (%ecx)
# CHECK-NEXT: - - - 1.00 - 1.00 - 1.00 - - - - - - fsubrl (%eax)
fabs
-fadd %st, %st(1)
+fadd %st(0), %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
fnclex
-fcmovb %st(1), %st
-fcmovbe %st(1), %st
-fcmove %st(1), %st
-fcmovnb %st(1), %st
-fcmovnbe %st(1), %st
-fcmovne %st(1), %st
-fcmovnu %st(1), %st
-fcmovu %st(1), %st
+fcmovb %st(1), %st(0)
+fcmovbe %st(1), %st(0)
+fcmove %st(1), %st(0)
+fcmovnb %st(1), %st(0)
+fcmovnbe %st(1), %st(0)
+fcmovne %st(1), %st(0)
+fcmovnu %st(1), %st(0)
+fcmovu %st(1), %st(0)
fcom %st(1)
fcom %st(3)
fdecstp
-fdiv %st, %st(1)
+fdiv %st(0), %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fidivs (%ecx)
fidivl (%eax)
-fdivr %st, %st(1)
+fdivr %st(0), %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fidivrs (%ecx)
fidivrl (%eax)
-ffree %st
+ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
fisttpl (%ecx)
fisttpll (%eax)
-fld %st
+fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldpi
fldz
-fmul %st, %st(1)
+fmul %st(0), %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fsqrt
-fst %st
+fst %st(0)
fsts (%edx)
fstl (%ecx)
-fstp %st
+fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
frstor (%eax)
fsave (%eax)
-fsub %st, %st(1)
+fsub %st(0), %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fisubs (%ecx)
fisubl (%eax)
-fsubr %st, %st(1)
+fsubr %st(0), %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 100 0.33 U f2xm1
# CHECK-NEXT: 1 1 1.00 U fabs
-# CHECK-NEXT: 1 3 1.00 U fadd %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fadd %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fadd %st(2)
# CHECK-NEXT: 2 10 1.00 * U fadds (%ecx)
# CHECK-NEXT: 2 10 1.00 * U faddl (%ecx)
# CHECK-NEXT: 1 100 0.33 U fbstp (%eax)
# CHECK-NEXT: 1 1 1.00 U fchs
# CHECK-NEXT: 1 100 0.33 U fnclex
-# CHECK-NEXT: 3 3 2.00 U fcmovb %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovbe %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmove %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovnb %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovnbe %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovne %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovnu %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovu %st(1), %st
+# CHECK-NEXT: 3 3 2.00 U fcmovb %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmove %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovne %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovu %st(1), %st(0)
# CHECK-NEXT: 1 1 1.00 U fcom %st(1)
# CHECK-NEXT: 1 1 1.00 U fcom %st(3)
# CHECK-NEXT: 2 8 1.00 U fcoms (%ecx)
# CHECK-NEXT: 3 3 1.00 U fcompi %st(3)
# CHECK-NEXT: 1 100 0.33 U fcos
# CHECK-NEXT: 1 1 1.00 U fdecstp
-# CHECK-NEXT: 1 14 14.00 U fdiv %st, %st(1)
+# CHECK-NEXT: 1 14 14.00 U fdiv %st(0), %st(1)
# CHECK-NEXT: 1 14 14.00 U fdiv %st(2)
# CHECK-NEXT: 2 31 1.00 * U fdivs (%ecx)
# CHECK-NEXT: 2 31 1.00 * U fdivl (%eax)
# CHECK-NEXT: 1 14 14.00 U fdivp %st(2)
# CHECK-NEXT: 3 34 1.00 * U fidivs (%ecx)
# CHECK-NEXT: 3 34 1.00 * U fidivl (%eax)
-# CHECK-NEXT: 1 14 14.00 U fdivr %st, %st(1)
+# CHECK-NEXT: 1 14 14.00 U fdivr %st(0), %st(1)
# CHECK-NEXT: 1 14 14.00 U fdivr %st(2)
# CHECK-NEXT: 2 31 1.00 * U fdivrs (%ecx)
# CHECK-NEXT: 2 31 1.00 * U fdivrl (%eax)
# CHECK-NEXT: 1 14 14.00 U fdivrp %st(2)
# CHECK-NEXT: 3 34 1.00 * U fidivrs (%ecx)
# CHECK-NEXT: 3 34 1.00 * U fidivrl (%eax)
-# CHECK-NEXT: 1 1 1.00 U ffree %st
+# CHECK-NEXT: 1 1 1.00 U ffree %st(0)
# CHECK-NEXT: 3 11 2.00 U ficoms (%ecx)
# CHECK-NEXT: 3 11 2.00 U ficoml (%eax)
# CHECK-NEXT: 3 11 2.00 U ficomps (%ecx)
# CHECK-NEXT: 3 5 1.00 * U fisttps (%edx)
# CHECK-NEXT: 3 5 1.00 * U fisttpl (%ecx)
# CHECK-NEXT: 3 5 1.00 * U fisttpll (%eax)
-# CHECK-NEXT: 1 1 1.00 U fld %st
+# CHECK-NEXT: 1 1 1.00 U fld %st(0)
# CHECK-NEXT: 3 9 1.00 * U flds (%edx)
# CHECK-NEXT: 3 9 1.00 * U fldl (%ecx)
# CHECK-NEXT: 3 9 1.00 * U fldt (%eax)
# CHECK-NEXT: 2 1 1.00 U fldln2
# CHECK-NEXT: 2 1 1.00 U fldpi
# CHECK-NEXT: 1 1 1.00 U fldz
-# CHECK-NEXT: 1 5 1.00 U fmul %st, %st(1)
+# CHECK-NEXT: 1 5 1.00 U fmul %st(0), %st(1)
# CHECK-NEXT: 1 5 1.00 U fmul %st(2)
# CHECK-NEXT: 2 12 1.00 * U fmuls (%ecx)
# CHECK-NEXT: 2 12 1.00 * U fmull (%eax)
# CHECK-NEXT: 1 100 0.33 U fsin
# CHECK-NEXT: 1 100 0.33 U fsincos
# CHECK-NEXT: 1 24 24.00 U fsqrt
-# CHECK-NEXT: 1 1 1.00 U fst %st
+# CHECK-NEXT: 1 1 1.00 U fst %st(0)
# CHECK-NEXT: 3 6 1.00 * U fsts (%edx)
# CHECK-NEXT: 3 6 1.00 * U fstl (%ecx)
-# CHECK-NEXT: 1 1 1.00 U fstp %st
+# CHECK-NEXT: 1 1 1.00 U fstp %st(0)
# CHECK-NEXT: 3 6 1.00 * U fstpl (%edx)
# CHECK-NEXT: 3 6 1.00 * U fstpl (%ecx)
# CHECK-NEXT: 3 6 1.00 * U fstpt (%eax)
# CHECK-NEXT: 1 100 0.33 U frstor (%eax)
# CHECK-NEXT: 1 100 0.33 U wait
# CHECK-NEXT: 1 100 0.33 U fnsave (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsub %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsub %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsub %st(2)
# CHECK-NEXT: 2 10 1.00 * U fsubs (%ecx)
# CHECK-NEXT: 2 10 1.00 * U fsubl (%eax)
# CHECK-NEXT: 1 3 1.00 U fsubp %st(2)
# CHECK-NEXT: 3 13 2.00 * U fisubs (%ecx)
# CHECK-NEXT: 3 13 2.00 * U fisubl (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsubr %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsubr %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsubr %st(2)
# CHECK-NEXT: 2 10 1.00 * U fsubrs (%ecx)
# CHECK-NEXT: 2 10 1.00 * U fsubrl (%eax)
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6.0] [6.1] Instructions:
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - f2xm1
# CHECK-NEXT: - - - - - 1.00 - - fabs
-# CHECK-NEXT: - - - 1.00 - - - - fadd %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - fadd %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - fadd %st(2)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fadds (%ecx)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 faddl (%ecx)
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fbstp (%eax)
# CHECK-NEXT: - - - - - 1.00 - - fchs
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fnclex
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovb %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovbe %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmove %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnb %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnbe %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovne %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnu %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovu %st(1), %st
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovb %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovbe %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmove %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnb %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovne %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnu %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovu %st(1), %st(0)
# CHECK-NEXT: - - - 1.00 - - - - fcom %st(1)
# CHECK-NEXT: - - - 1.00 - - - - fcom %st(3)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fcoms (%ecx)
# CHECK-NEXT: - - 1.00 1.00 - 1.00 - - fcompi %st(3)
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fcos
# CHECK-NEXT: - - - - - 1.00 - - fdecstp
-# CHECK-NEXT: - 14.00 1.00 - - - - - fdiv %st, %st(1)
+# CHECK-NEXT: - 14.00 1.00 - - - - - fdiv %st(0), %st(1)
# CHECK-NEXT: - 14.00 1.00 - - - - - fdiv %st(2)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fdivs (%ecx)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fdivl (%eax)
# CHECK-NEXT: - 14.00 1.00 - - - - - fdivp %st(2)
# CHECK-NEXT: - - 1.00 1.00 - - 0.50 0.50 fidivs (%ecx)
# CHECK-NEXT: - - 1.00 1.00 - - 0.50 0.50 fidivl (%eax)
-# CHECK-NEXT: - 14.00 1.00 - - - - - fdivr %st, %st(1)
+# CHECK-NEXT: - 14.00 1.00 - - - - - fdivr %st(0), %st(1)
# CHECK-NEXT: - 14.00 1.00 - - - - - fdivr %st(2)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fdivrs (%ecx)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fdivrl (%eax)
# CHECK-NEXT: - 14.00 1.00 - - - - - fdivrp %st(2)
# CHECK-NEXT: - - 1.00 1.00 - - 0.50 0.50 fidivrs (%ecx)
# CHECK-NEXT: - - 1.00 1.00 - - 0.50 0.50 fidivrl (%eax)
-# CHECK-NEXT: - - - - - 1.00 - - ffree %st
+# CHECK-NEXT: - - - - - 1.00 - - ffree %st(0)
# CHECK-NEXT: - - - 2.00 - - 0.50 0.50 ficoms (%ecx)
# CHECK-NEXT: - - - 2.00 - - 0.50 0.50 ficoml (%eax)
# CHECK-NEXT: - - - 2.00 - - 0.50 0.50 ficomps (%ecx)
# CHECK-NEXT: - - - 1.00 1.00 - 0.50 0.50 fisttps (%edx)
# CHECK-NEXT: - - - 1.00 1.00 - 0.50 0.50 fisttpl (%ecx)
# CHECK-NEXT: - - - 1.00 1.00 - 0.50 0.50 fisttpll (%eax)
-# CHECK-NEXT: - - - - - 1.00 - - fld %st
+# CHECK-NEXT: - - - - - 1.00 - - fld %st(0)
# CHECK-NEXT: - - 0.50 0.50 - 1.00 0.50 0.50 flds (%edx)
# CHECK-NEXT: - - 0.50 0.50 - 1.00 0.50 0.50 fldl (%ecx)
# CHECK-NEXT: - - 0.50 0.50 - 1.00 0.50 0.50 fldt (%eax)
# CHECK-NEXT: - - 1.00 1.00 - - - - fldln2
# CHECK-NEXT: - - 1.00 1.00 - - - - fldpi
# CHECK-NEXT: - - - - - 1.00 - - fldz
-# CHECK-NEXT: - - 1.00 - - - - - fmul %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - fmul %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - fmul %st(2)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fmuls (%ecx)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fmull (%eax)
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fsin
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fsincos
# CHECK-NEXT: - 24.00 1.00 - - - - - fsqrt
-# CHECK-NEXT: - - - - - 1.00 - - fst %st
+# CHECK-NEXT: - - - - - 1.00 - - fst %st(0)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 fsts (%edx)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 fstl (%ecx)
-# CHECK-NEXT: - - - - - 1.00 - - fstp %st
+# CHECK-NEXT: - - - - - 1.00 - - fstp %st(0)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 fstpl (%edx)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 fstpl (%ecx)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 fstpt (%eax)
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - frstor (%eax)
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - wait
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fnsave (%eax)
-# CHECK-NEXT: - - - 1.00 - - - - fsub %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - fsub %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - fsub %st(2)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fsubs (%ecx)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fsubl (%eax)
# CHECK-NEXT: - - - 1.00 - - - - fsubp %st(2)
# CHECK-NEXT: - - - 2.00 - - 0.50 0.50 fisubs (%ecx)
# CHECK-NEXT: - - - 2.00 - - 0.50 0.50 fisubl (%eax)
-# CHECK-NEXT: - - - 1.00 - - - - fsubr %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - fsubr %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - fsubr %st(2)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fsubrs (%ecx)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fsubrl (%eax)
fabs
-fadd %st, %st(1)
+fadd %st(0), %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
fnclex
-fcmovb %st(1), %st
-fcmovbe %st(1), %st
-fcmove %st(1), %st
-fcmovnb %st(1), %st
-fcmovnbe %st(1), %st
-fcmovne %st(1), %st
-fcmovnu %st(1), %st
-fcmovu %st(1), %st
+fcmovb %st(1), %st(0)
+fcmovbe %st(1), %st(0)
+fcmove %st(1), %st(0)
+fcmovnb %st(1), %st(0)
+fcmovnbe %st(1), %st(0)
+fcmovne %st(1), %st(0)
+fcmovnu %st(1), %st(0)
+fcmovu %st(1), %st(0)
fcom %st(1)
fcom %st(3)
fdecstp
-fdiv %st, %st(1)
+fdiv %st(0), %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fidivs (%ecx)
fidivl (%eax)
-fdivr %st, %st(1)
+fdivr %st(0), %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fidivrs (%ecx)
fidivrl (%eax)
-ffree %st
+ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
fisttpl (%ecx)
fisttpll (%eax)
-fld %st
+fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldpi
fldz
-fmul %st, %st(1)
+fmul %st(0), %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fsqrt
-fst %st
+fst %st(0)
fsts (%edx)
fstl (%ecx)
-fstp %st
+fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
frstor (%eax)
fsave (%eax)
-fsub %st, %st(1)
+fsub %st(0), %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fisubs (%ecx)
fisubl (%eax)
-fsubr %st, %st(1)
+fsubr %st(0), %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 100 0.25 U f2xm1
# CHECK-NEXT: 1 1 1.00 U fabs
-# CHECK-NEXT: 1 3 1.00 U fadd %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fadd %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fadd %st(2)
# CHECK-NEXT: 2 10 1.00 * U fadds (%ecx)
# CHECK-NEXT: 2 10 1.00 * U faddl (%ecx)
# CHECK-NEXT: 2 1 1.00 U fbstp (%eax)
# CHECK-NEXT: 1 1 1.00 U fchs
# CHECK-NEXT: 4 4 1.00 U fnclex
-# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st
+# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st(0)
# CHECK-NEXT: 1 1 1.00 U fcom %st(1)
# CHECK-NEXT: 1 1 1.00 U fcom %st(3)
# CHECK-NEXT: 2 8 1.00 U fcoms (%ecx)
# CHECK-NEXT: 3 1 0.50 U fcompi %st(3)
# CHECK-NEXT: 1 100 0.25 U fcos
# CHECK-NEXT: 2 2 1.00 U fdecstp
-# CHECK-NEXT: 1 24 1.00 U fdiv %st, %st(1)
+# CHECK-NEXT: 1 24 1.00 U fdiv %st(0), %st(1)
# CHECK-NEXT: 1 20 1.00 U fdiv %st(2)
# CHECK-NEXT: 2 31 1.00 * U fdivs (%ecx)
# CHECK-NEXT: 2 31 1.00 * U fdivl (%eax)
# CHECK-NEXT: 1 24 1.00 U fdivp %st(2)
# CHECK-NEXT: 3 34 1.00 * U fidivs (%ecx)
# CHECK-NEXT: 3 34 1.00 * U fidivl (%eax)
-# CHECK-NEXT: 1 20 1.00 U fdivr %st, %st(1)
+# CHECK-NEXT: 1 20 1.00 U fdivr %st(0), %st(1)
# CHECK-NEXT: 1 24 1.00 U fdivr %st(2)
# CHECK-NEXT: 2 27 1.00 * U fdivrs (%ecx)
# CHECK-NEXT: 2 27 1.00 * U fdivrl (%eax)
# CHECK-NEXT: 1 20 1.00 U fdivrp %st(2)
# CHECK-NEXT: 3 30 1.00 * U fidivrs (%ecx)
# CHECK-NEXT: 3 30 1.00 * U fidivrl (%eax)
-# CHECK-NEXT: 1 1 0.50 U ffree %st
+# CHECK-NEXT: 1 1 0.50 U ffree %st(0)
# CHECK-NEXT: 3 11 2.00 U ficoms (%ecx)
# CHECK-NEXT: 3 11 2.00 U ficoml (%eax)
# CHECK-NEXT: 3 11 2.00 U ficomps (%ecx)
# CHECK-NEXT: 3 4 1.00 * U fisttps (%edx)
# CHECK-NEXT: 3 4 1.00 * U fisttpl (%ecx)
# CHECK-NEXT: 3 4 1.00 * U fisttpll (%eax)
-# CHECK-NEXT: 1 1 0.50 U fld %st
+# CHECK-NEXT: 1 1 0.50 U fld %st(0)
# CHECK-NEXT: 1 7 0.50 * U flds (%edx)
# CHECK-NEXT: 1 7 0.50 * U fldl (%ecx)
# CHECK-NEXT: 1 7 0.50 * U fldt (%eax)
# CHECK-NEXT: 2 1 1.00 U fldln2
# CHECK-NEXT: 2 1 1.00 U fldpi
# CHECK-NEXT: 1 1 0.50 U fldz
-# CHECK-NEXT: 1 5 1.00 U fmul %st, %st(1)
+# CHECK-NEXT: 1 5 1.00 U fmul %st(0), %st(1)
# CHECK-NEXT: 1 5 1.00 U fmul %st(2)
# CHECK-NEXT: 2 12 1.00 * U fmuls (%ecx)
# CHECK-NEXT: 2 12 1.00 * U fmull (%eax)
# CHECK-NEXT: 1 100 0.25 U fsin
# CHECK-NEXT: 1 100 0.25 U fsincos
# CHECK-NEXT: 1 23 17.00 U fsqrt
-# CHECK-NEXT: 1 1 0.50 U fst %st
+# CHECK-NEXT: 1 1 0.50 U fst %st(0)
# CHECK-NEXT: 1 1 1.00 * U fsts (%edx)
# CHECK-NEXT: 1 1 1.00 * U fstl (%ecx)
-# CHECK-NEXT: 1 1 0.50 U fstp %st
+# CHECK-NEXT: 1 1 0.50 U fstp %st(0)
# CHECK-NEXT: 2 1 1.00 * U fstpl (%edx)
# CHECK-NEXT: 2 1 1.00 * U fstpl (%ecx)
# CHECK-NEXT: 2 1 1.00 * U fstpt (%eax)
# CHECK-NEXT: 90 1 22.50 U frstor (%eax)
# CHECK-NEXT: 2 2 0.50 U wait
# CHECK-NEXT: 147 1 36.75 U fnsave (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsub %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsub %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsub %st(2)
# CHECK-NEXT: 2 10 1.00 * U fsubs (%ecx)
# CHECK-NEXT: 2 10 1.00 * U fsubl (%eax)
# CHECK-NEXT: 1 3 1.00 U fsubp %st(2)
# CHECK-NEXT: 3 13 2.00 * U fisubs (%ecx)
# CHECK-NEXT: 3 13 2.00 * U fisubl (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsubr %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsubr %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsubr %st(2)
# CHECK-NEXT: 2 10 1.00 * U fsubrs (%ecx)
# CHECK-NEXT: 2 10 1.00 * U fsubrl (%eax)
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] Instructions:
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - f2xm1
# CHECK-NEXT: - - 1.00 - - - - - - - fabs
-# CHECK-NEXT: - - - 1.00 - - - - - - fadd %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - - - fadd %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - - - fadd %st(2)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fadds (%ecx)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - faddl (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fbstp (%eax)
# CHECK-NEXT: - - 1.00 - - - - - - - fchs
# CHECK-NEXT: - - 1.00 1.00 - - - 1.00 1.00 - fnclex
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovb %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovbe %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmove %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnb %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnbe %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovne %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnu %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovu %st(1), %st
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovb %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovbe %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmove %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnb %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovne %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnu %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovu %st(1), %st(0)
# CHECK-NEXT: - - - 1.00 - - - - - - fcom %st(1)
# CHECK-NEXT: - - - 1.00 - - - - - - fcom %st(3)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fcoms (%ecx)
# CHECK-NEXT: - - 0.50 0.50 - - - - - - fcompi %st(3)
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fcos
# CHECK-NEXT: - - 1.00 1.00 - - - - - - fdecstp
-# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivl (%eax)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivp %st(2)
# CHECK-NEXT: - - 1.00 1.00 0.50 0.50 - - - - fidivs (%ecx)
# CHECK-NEXT: - - 1.00 1.00 0.50 0.50 - - - - fidivl (%eax)
-# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivrs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivrl (%eax)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivrp %st(2)
# CHECK-NEXT: - - 1.00 1.00 0.50 0.50 - - - - fidivrs (%ecx)
# CHECK-NEXT: - - 1.00 1.00 0.50 0.50 - - - - fidivrl (%eax)
-# CHECK-NEXT: - - 0.50 0.50 - - - - - - ffree %st
+# CHECK-NEXT: - - 0.50 0.50 - - - - - - ffree %st(0)
# CHECK-NEXT: - - - 2.00 0.50 0.50 - - - - ficoms (%ecx)
# CHECK-NEXT: - - - 2.00 0.50 0.50 - - - - ficoml (%eax)
# CHECK-NEXT: - - - 2.00 0.50 0.50 - - - - ficomps (%ecx)
# CHECK-NEXT: - - - 1.00 0.33 0.33 1.00 - - 0.33 fisttps (%edx)
# CHECK-NEXT: - - - 1.00 0.33 0.33 1.00 - - 0.33 fisttpl (%ecx)
# CHECK-NEXT: - - - 1.00 0.33 0.33 1.00 - - 0.33 fisttpll (%eax)
-# CHECK-NEXT: - - 0.50 0.50 - - - - - - fld %st
+# CHECK-NEXT: - - 0.50 0.50 - - - - - - fld %st(0)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - flds (%edx)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - fldl (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - fldt (%eax)
# CHECK-NEXT: - - 1.00 1.00 - - - - - - fldln2
# CHECK-NEXT: - - 1.00 1.00 - - - - - - fldpi
# CHECK-NEXT: - - 0.50 0.50 - - - - - - fldz
-# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fmuls (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fmull (%eax)
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fsin
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fsincos
# CHECK-NEXT: - 17.00 1.00 - - - - - - - fsqrt
-# CHECK-NEXT: - - 0.50 0.50 - - - - - - fst %st
+# CHECK-NEXT: - - 0.50 0.50 - - - - - - fst %st(0)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fsts (%edx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstl (%ecx)
-# CHECK-NEXT: - - 0.50 0.50 - - - - - - fstp %st
+# CHECK-NEXT: - - 0.50 0.50 - - - - - - fstp %st(0)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpl (%edx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpl (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpt (%eax)
# CHECK-NEXT: - - - - - - - - - - frstor (%eax)
# CHECK-NEXT: - - 0.50 0.50 - - - 0.50 0.50 - wait
# CHECK-NEXT: - - - - - - - - - - fnsave (%eax)
-# CHECK-NEXT: - - - 1.00 - - - - - - fsub %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - - - fsub %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - - - fsub %st(2)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fsubs (%ecx)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fsubl (%eax)
# CHECK-NEXT: - - - 1.00 - - - - - - fsubp %st(2)
# CHECK-NEXT: - - - 2.00 0.50 0.50 - - - - fisubs (%ecx)
# CHECK-NEXT: - - - 2.00 0.50 0.50 - - - - fisubl (%eax)
-# CHECK-NEXT: - - - 1.00 - - - - - - fsubr %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - - - fsubr %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - - - fsubr %st(2)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fsubrs (%ecx)
# CHECK-NEXT: - - - 1.00 0.50 0.50 - - - - fsubrl (%eax)
fabs
-fadd %st, %st(1)
+fadd %st(0), %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
fnclex
-fcmovb %st(1), %st
-fcmovbe %st(1), %st
-fcmove %st(1), %st
-fcmovnb %st(1), %st
-fcmovnbe %st(1), %st
-fcmovne %st(1), %st
-fcmovnu %st(1), %st
-fcmovu %st(1), %st
+fcmovb %st(1), %st(0)
+fcmovbe %st(1), %st(0)
+fcmove %st(1), %st(0)
+fcmovnb %st(1), %st(0)
+fcmovnbe %st(1), %st(0)
+fcmovne %st(1), %st(0)
+fcmovnu %st(1), %st(0)
+fcmovu %st(1), %st(0)
fcom %st(1)
fcom %st(3)
fdecstp
-fdiv %st, %st(1)
+fdiv %st(0), %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fidivs (%ecx)
fidivl (%eax)
-fdivr %st, %st(1)
+fdivr %st(0), %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fidivrs (%ecx)
fidivrl (%eax)
-ffree %st
+ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
fisttpl (%ecx)
fisttpll (%eax)
-fld %st
+fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldpi
fldz
-fmul %st, %st(1)
+fmul %st(0), %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fsqrt
-fst %st
+fst %st(0)
fsts (%edx)
fstl (%ecx)
-fstp %st
+fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
frstor (%eax)
fsave (%eax)
-fsub %st, %st(1)
+fsub %st(0), %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fisubs (%ecx)
fisubl (%eax)
-fsubr %st, %st(1)
+fsubr %st(0), %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 100 1.00 U f2xm1
# CHECK-NEXT: 1 1 0.50 U fabs
-# CHECK-NEXT: 1 3 1.00 U fadd %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fadd %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fadd %st(2)
# CHECK-NEXT: 1 6 1.00 * U fadds (%ecx)
# CHECK-NEXT: 1 6 1.00 * U faddl (%ecx)
# CHECK-NEXT: 1 100 1.00 U fbstp (%eax)
# CHECK-NEXT: 1 1 0.50 U fchs
# CHECK-NEXT: 1 100 1.00 U fnclex
-# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st
+# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st(0)
# CHECK-NEXT: 1 3 1.00 U fcom %st(1)
# CHECK-NEXT: 1 3 1.00 U fcom %st(3)
# CHECK-NEXT: 1 6 1.00 U fcoms (%ecx)
# CHECK-NEXT: 1 3 1.00 U fcompi %st(3)
# CHECK-NEXT: 1 100 1.00 U fcos
# CHECK-NEXT: 1 100 1.00 U fdecstp
-# CHECK-NEXT: 1 19 17.00 U fdiv %st, %st(1)
+# CHECK-NEXT: 1 19 17.00 U fdiv %st(0), %st(1)
# CHECK-NEXT: 1 19 17.00 U fdiv %st(2)
# CHECK-NEXT: 1 22 17.00 * U fdivs (%ecx)
# CHECK-NEXT: 1 22 17.00 * U fdivl (%eax)
# CHECK-NEXT: 1 19 17.00 U fdivp %st(2)
# CHECK-NEXT: 1 22 17.00 * U fidivs (%ecx)
# CHECK-NEXT: 1 22 17.00 * U fidivl (%eax)
-# CHECK-NEXT: 1 19 17.00 U fdivr %st, %st(1)
+# CHECK-NEXT: 1 19 17.00 U fdivr %st(0), %st(1)
# CHECK-NEXT: 1 19 17.00 U fdivr %st(2)
# CHECK-NEXT: 1 22 17.00 * U fdivrs (%ecx)
# CHECK-NEXT: 1 22 17.00 * U fdivrl (%eax)
# CHECK-NEXT: 1 19 17.00 U fdivrp %st(2)
# CHECK-NEXT: 1 22 17.00 * U fidivrs (%ecx)
# CHECK-NEXT: 1 22 17.00 * U fidivrl (%eax)
-# CHECK-NEXT: 1 100 1.00 U ffree %st
+# CHECK-NEXT: 1 100 1.00 U ffree %st(0)
# CHECK-NEXT: 1 6 1.00 U ficoms (%ecx)
# CHECK-NEXT: 1 6 1.00 U ficoml (%eax)
# CHECK-NEXT: 1 6 1.00 U ficomps (%ecx)
# CHECK-NEXT: 1 1 1.00 * U fisttps (%edx)
# CHECK-NEXT: 1 1 1.00 * U fisttpl (%ecx)
# CHECK-NEXT: 1 1 1.00 * U fisttpll (%eax)
-# CHECK-NEXT: 1 1 0.50 U fld %st
+# CHECK-NEXT: 1 1 0.50 U fld %st(0)
# CHECK-NEXT: 1 3 1.00 * U flds (%edx)
# CHECK-NEXT: 1 3 1.00 * U fldl (%ecx)
# CHECK-NEXT: 1 3 1.00 * U fldt (%eax)
# CHECK-NEXT: 2 1 1.00 U fldln2
# CHECK-NEXT: 2 1 1.00 U fldpi
# CHECK-NEXT: 1 1 0.50 U fldz
-# CHECK-NEXT: 1 5 2.00 U fmul %st, %st(1)
+# CHECK-NEXT: 1 5 2.00 U fmul %st(0), %st(1)
# CHECK-NEXT: 1 5 2.00 U fmul %st(2)
# CHECK-NEXT: 1 8 2.00 * U fmuls (%ecx)
# CHECK-NEXT: 1 8 2.00 * U fmull (%eax)
# CHECK-NEXT: 1 100 1.00 U fsin
# CHECK-NEXT: 1 100 1.00 U fsincos
# CHECK-NEXT: 1 40 40.00 U fsqrt
-# CHECK-NEXT: 1 1 0.50 U fst %st
+# CHECK-NEXT: 1 1 0.50 U fst %st(0)
# CHECK-NEXT: 1 1 1.00 * U fsts (%edx)
# CHECK-NEXT: 1 1 1.00 * U fstl (%ecx)
-# CHECK-NEXT: 1 1 0.50 U fstp %st
+# CHECK-NEXT: 1 1 0.50 U fstp %st(0)
# CHECK-NEXT: 1 1 1.00 * U fstpl (%edx)
# CHECK-NEXT: 1 1 1.00 * U fstpl (%ecx)
# CHECK-NEXT: 1 1 1.00 * U fstpt (%eax)
# CHECK-NEXT: 1 100 1.00 U frstor (%eax)
# CHECK-NEXT: 1 100 1.00 U wait
# CHECK-NEXT: 1 100 1.00 U fnsave (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsub %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsub %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsub %st(2)
# CHECK-NEXT: 1 6 1.00 * U fsubs (%ecx)
# CHECK-NEXT: 1 6 1.00 * U fsubl (%eax)
# CHECK-NEXT: 1 3 1.00 U fsubp %st(2)
# CHECK-NEXT: 1 6 1.00 * U fisubs (%ecx)
# CHECK-NEXT: 1 6 1.00 * U fisubl (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsubr %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsubr %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsubr %st(2)
# CHECK-NEXT: 1 6 1.00 * U fsubrs (%ecx)
# CHECK-NEXT: 1 6 1.00 * U fsubrl (%eax)
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] Instructions:
# CHECK-NEXT: - - - 1.00 - - - - f2xm1
# CHECK-NEXT: - - - 0.50 0.50 - - - fabs
-# CHECK-NEXT: - - - - 1.00 - - - fadd %st, %st(1)
+# CHECK-NEXT: - - - - 1.00 - - - fadd %st(0), %st(1)
# CHECK-NEXT: - - - - 1.00 - - - fadd %st(2)
# CHECK-NEXT: - - - - 1.00 - - 1.00 fadds (%ecx)
# CHECK-NEXT: - - - - 1.00 - - 1.00 faddl (%ecx)
# CHECK-NEXT: - - - 1.00 - - - - fbstp (%eax)
# CHECK-NEXT: - - - 0.50 0.50 - - - fchs
# CHECK-NEXT: - - - 1.00 - - - - fnclex
-# CHECK-NEXT: - - - - 1.00 - - - fcmovb %st(1), %st
-# CHECK-NEXT: - - - - 1.00 - - - fcmovbe %st(1), %st
-# CHECK-NEXT: - - - - 1.00 - - - fcmove %st(1), %st
-# CHECK-NEXT: - - - - 1.00 - - - fcmovnb %st(1), %st
-# CHECK-NEXT: - - - - 1.00 - - - fcmovnbe %st(1), %st
-# CHECK-NEXT: - - - - 1.00 - - - fcmovne %st(1), %st
-# CHECK-NEXT: - - - - 1.00 - - - fcmovnu %st(1), %st
-# CHECK-NEXT: - - - - 1.00 - - - fcmovu %st(1), %st
+# CHECK-NEXT: - - - - 1.00 - - - fcmovb %st(1), %st(0)
+# CHECK-NEXT: - - - - 1.00 - - - fcmovbe %st(1), %st(0)
+# CHECK-NEXT: - - - - 1.00 - - - fcmove %st(1), %st(0)
+# CHECK-NEXT: - - - - 1.00 - - - fcmovnb %st(1), %st(0)
+# CHECK-NEXT: - - - - 1.00 - - - fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: - - - - 1.00 - - - fcmovne %st(1), %st(0)
+# CHECK-NEXT: - - - - 1.00 - - - fcmovnu %st(1), %st(0)
+# CHECK-NEXT: - - - - 1.00 - - - fcmovu %st(1), %st(0)
# CHECK-NEXT: - - - - 1.00 - - - fcom %st(1)
# CHECK-NEXT: - - - - 1.00 - - - fcom %st(3)
# CHECK-NEXT: - - - - 1.00 - - 1.00 fcoms (%ecx)
# CHECK-NEXT: - - - - 1.00 - - - fcompi %st(3)
# CHECK-NEXT: - - - 1.00 - - - - fcos
# CHECK-NEXT: - - - 1.00 - - - - fdecstp
-# CHECK-NEXT: - 17.00 - 1.00 - - - - fdiv %st, %st(1)
+# CHECK-NEXT: - 17.00 - 1.00 - - - - fdiv %st(0), %st(1)
# CHECK-NEXT: - 17.00 - 1.00 - - - - fdiv %st(2)
# CHECK-NEXT: - 17.00 - 1.00 - - - 1.00 fdivs (%ecx)
# CHECK-NEXT: - 17.00 - 1.00 - - - 1.00 fdivl (%eax)
# CHECK-NEXT: - 17.00 - 1.00 - - - - fdivp %st(2)
# CHECK-NEXT: - 17.00 - 1.00 - - - 1.00 fidivs (%ecx)
# CHECK-NEXT: - 17.00 - 1.00 - - - 1.00 fidivl (%eax)
-# CHECK-NEXT: - 17.00 - 1.00 - - - - fdivr %st, %st(1)
+# CHECK-NEXT: - 17.00 - 1.00 - - - - fdivr %st(0), %st(1)
# CHECK-NEXT: - 17.00 - 1.00 - - - - fdivr %st(2)
# CHECK-NEXT: - 17.00 - 1.00 - - - 1.00 fdivrs (%ecx)
# CHECK-NEXT: - 17.00 - 1.00 - - - 1.00 fdivrl (%eax)
# CHECK-NEXT: - 17.00 - 1.00 - - - - fdivrp %st(2)
# CHECK-NEXT: - 17.00 - 1.00 - - - 1.00 fidivrs (%ecx)
# CHECK-NEXT: - 17.00 - 1.00 - - - 1.00 fidivrl (%eax)
-# CHECK-NEXT: - - - 1.00 - - - - ffree %st
+# CHECK-NEXT: - - - 1.00 - - - - ffree %st(0)
# CHECK-NEXT: - - - - 1.00 - - 1.00 ficoms (%ecx)
# CHECK-NEXT: - - - - 1.00 - - 1.00 ficoml (%eax)
# CHECK-NEXT: - - - - 1.00 - - 1.00 ficomps (%ecx)
# CHECK-NEXT: - - - - - 0.50 0.50 1.00 fisttps (%edx)
# CHECK-NEXT: - - - - - 0.50 0.50 1.00 fisttpl (%ecx)
# CHECK-NEXT: - - - - - 0.50 0.50 1.00 fisttpll (%eax)
-# CHECK-NEXT: - - - - - 0.50 0.50 - fld %st
+# CHECK-NEXT: - - - - - 0.50 0.50 - fld %st(0)
# CHECK-NEXT: - - - - - - - 1.00 flds (%edx)
# CHECK-NEXT: - - - - - - - 1.00 fldl (%ecx)
# CHECK-NEXT: - - - - - - - 1.00 fldt (%eax)
# CHECK-NEXT: - - - 1.00 1.00 - - - fldln2
# CHECK-NEXT: - - - 1.00 1.00 - - - fldpi
# CHECK-NEXT: - - - 0.50 0.50 - - - fldz
-# CHECK-NEXT: - - 2.00 1.00 - - - - fmul %st, %st(1)
+# CHECK-NEXT: - - 2.00 1.00 - - - - fmul %st(0), %st(1)
# CHECK-NEXT: - - 2.00 1.00 - - - - fmul %st(2)
# CHECK-NEXT: - - 2.00 1.00 - - - 1.00 fmuls (%ecx)
# CHECK-NEXT: - - 2.00 1.00 - - - 1.00 fmull (%eax)
# CHECK-NEXT: - - - 1.00 - - - - fsin
# CHECK-NEXT: - - - 1.00 - - - - fsincos
# CHECK-NEXT: - 40.00 - 1.00 - - - - fsqrt
-# CHECK-NEXT: - - - - - 0.50 0.50 - fst %st
+# CHECK-NEXT: - - - - - 0.50 0.50 - fst %st(0)
# CHECK-NEXT: - - - - - 0.50 0.50 1.00 fsts (%edx)
# CHECK-NEXT: - - - - - 0.50 0.50 1.00 fstl (%ecx)
-# CHECK-NEXT: - - - - - 0.50 0.50 - fstp %st
+# CHECK-NEXT: - - - - - 0.50 0.50 - fstp %st(0)
# CHECK-NEXT: - - - - - 0.50 0.50 1.00 fstpl (%edx)
# CHECK-NEXT: - - - - - 0.50 0.50 1.00 fstpl (%ecx)
# CHECK-NEXT: - - - - - 0.50 0.50 1.00 fstpt (%eax)
# CHECK-NEXT: - - - 1.00 - - - - frstor (%eax)
# CHECK-NEXT: - - - 1.00 - - - - wait
# CHECK-NEXT: - - - 1.00 - - - - fnsave (%eax)
-# CHECK-NEXT: - - - - 1.00 - - - fsub %st, %st(1)
+# CHECK-NEXT: - - - - 1.00 - - - fsub %st(0), %st(1)
# CHECK-NEXT: - - - - 1.00 - - - fsub %st(2)
# CHECK-NEXT: - - - - 1.00 - - 1.00 fsubs (%ecx)
# CHECK-NEXT: - - - - 1.00 - - 1.00 fsubl (%eax)
# CHECK-NEXT: - - - - 1.00 - - - fsubp %st(2)
# CHECK-NEXT: - - - - 1.00 - - 1.00 fisubs (%ecx)
# CHECK-NEXT: - - - - 1.00 - - 1.00 fisubl (%eax)
-# CHECK-NEXT: - - - - 1.00 - - - fsubr %st, %st(1)
+# CHECK-NEXT: - - - - 1.00 - - - fsubr %st(0), %st(1)
# CHECK-NEXT: - - - - 1.00 - - - fsubr %st(2)
# CHECK-NEXT: - - - - 1.00 - - 1.00 fsubrs (%ecx)
# CHECK-NEXT: - - - - 1.00 - - 1.00 fsubrl (%eax)
fabs
-fadd %st, %st(1)
+fadd %st(0), %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
fnclex
-fcmovb %st(1), %st
-fcmovbe %st(1), %st
-fcmove %st(1), %st
-fcmovnb %st(1), %st
-fcmovnbe %st(1), %st
-fcmovne %st(1), %st
-fcmovnu %st(1), %st
-fcmovu %st(1), %st
+fcmovb %st(1), %st(0)
+fcmovbe %st(1), %st(0)
+fcmove %st(1), %st(0)
+fcmovnb %st(1), %st(0)
+fcmovnbe %st(1), %st(0)
+fcmovne %st(1), %st(0)
+fcmovnu %st(1), %st(0)
+fcmovu %st(1), %st(0)
fcom %st(1)
fcom %st(3)
fdecstp
-fdiv %st, %st(1)
+fdiv %st(0), %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fidivs (%ecx)
fidivl (%eax)
-fdivr %st, %st(1)
+fdivr %st(0), %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fidivrs (%ecx)
fidivrl (%eax)
-ffree %st
+ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
fisttpl (%ecx)
fisttpll (%eax)
-fld %st
+fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldpi
fldz
-fmul %st, %st(1)
+fmul %st(0), %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fsqrt
-fst %st
+fst %st(0)
fsts (%edx)
fstl (%ecx)
-fstp %st
+fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
frstor (%eax)
fsave (%eax)
-fsub %st, %st(1)
+fsub %st(0), %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fisubs (%ecx)
fisubl (%eax)
-fsubr %st, %st(1)
+fsubr %st(0), %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 100 0.33 U f2xm1
# CHECK-NEXT: 1 1 1.00 U fabs
-# CHECK-NEXT: 1 3 1.00 U fadd %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fadd %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fadd %st(2)
# CHECK-NEXT: 2 10 1.00 * U fadds (%ecx)
# CHECK-NEXT: 2 10 1.00 * U faddl (%ecx)
# CHECK-NEXT: 1 100 0.33 U fbstp (%eax)
# CHECK-NEXT: 1 1 1.00 U fchs
# CHECK-NEXT: 1 100 0.33 U fnclex
-# CHECK-NEXT: 3 3 2.00 U fcmovb %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovbe %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmove %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovnb %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovnbe %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovne %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovnu %st(1), %st
-# CHECK-NEXT: 3 3 2.00 U fcmovu %st(1), %st
+# CHECK-NEXT: 3 3 2.00 U fcmovb %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmove %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovne %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 3 3 2.00 U fcmovu %st(1), %st(0)
# CHECK-NEXT: 1 1 1.00 U fcom %st(1)
# CHECK-NEXT: 1 1 1.00 U fcom %st(3)
# CHECK-NEXT: 2 8 1.00 U fcoms (%ecx)
# CHECK-NEXT: 3 3 1.00 U fcompi %st(3)
# CHECK-NEXT: 1 100 0.33 U fcos
# CHECK-NEXT: 1 1 1.00 U fdecstp
-# CHECK-NEXT: 1 14 14.00 U fdiv %st, %st(1)
+# CHECK-NEXT: 1 14 14.00 U fdiv %st(0), %st(1)
# CHECK-NEXT: 1 14 14.00 U fdiv %st(2)
# CHECK-NEXT: 2 31 1.00 * U fdivs (%ecx)
# CHECK-NEXT: 2 31 1.00 * U fdivl (%eax)
# CHECK-NEXT: 1 14 14.00 U fdivp %st(2)
# CHECK-NEXT: 3 34 1.00 * U fidivs (%ecx)
# CHECK-NEXT: 3 34 1.00 * U fidivl (%eax)
-# CHECK-NEXT: 1 14 14.00 U fdivr %st, %st(1)
+# CHECK-NEXT: 1 14 14.00 U fdivr %st(0), %st(1)
# CHECK-NEXT: 1 14 14.00 U fdivr %st(2)
# CHECK-NEXT: 2 31 1.00 * U fdivrs (%ecx)
# CHECK-NEXT: 2 31 1.00 * U fdivrl (%eax)
# CHECK-NEXT: 1 14 14.00 U fdivrp %st(2)
# CHECK-NEXT: 3 34 1.00 * U fidivrs (%ecx)
# CHECK-NEXT: 3 34 1.00 * U fidivrl (%eax)
-# CHECK-NEXT: 1 1 1.00 U ffree %st
+# CHECK-NEXT: 1 1 1.00 U ffree %st(0)
# CHECK-NEXT: 3 11 2.00 U ficoms (%ecx)
# CHECK-NEXT: 3 11 2.00 U ficoml (%eax)
# CHECK-NEXT: 3 11 2.00 U ficomps (%ecx)
# CHECK-NEXT: 3 5 1.00 * U fisttps (%edx)
# CHECK-NEXT: 3 5 1.00 * U fisttpl (%ecx)
# CHECK-NEXT: 3 5 1.00 * U fisttpll (%eax)
-# CHECK-NEXT: 1 1 1.00 U fld %st
+# CHECK-NEXT: 1 1 1.00 U fld %st(0)
# CHECK-NEXT: 3 9 1.00 * U flds (%edx)
# CHECK-NEXT: 3 9 1.00 * U fldl (%ecx)
# CHECK-NEXT: 3 9 1.00 * U fldt (%eax)
# CHECK-NEXT: 2 1 1.00 U fldln2
# CHECK-NEXT: 2 1 1.00 U fldpi
# CHECK-NEXT: 1 1 1.00 U fldz
-# CHECK-NEXT: 1 5 1.00 U fmul %st, %st(1)
+# CHECK-NEXT: 1 5 1.00 U fmul %st(0), %st(1)
# CHECK-NEXT: 1 5 1.00 U fmul %st(2)
# CHECK-NEXT: 2 12 1.00 * U fmuls (%ecx)
# CHECK-NEXT: 2 12 1.00 * U fmull (%eax)
# CHECK-NEXT: 1 100 0.33 U fsin
# CHECK-NEXT: 1 100 0.33 U fsincos
# CHECK-NEXT: 1 24 24.00 U fsqrt
-# CHECK-NEXT: 1 1 1.00 U fst %st
+# CHECK-NEXT: 1 1 1.00 U fst %st(0)
# CHECK-NEXT: 3 6 1.00 * U fsts (%edx)
# CHECK-NEXT: 3 6 1.00 * U fstl (%ecx)
-# CHECK-NEXT: 1 1 1.00 U fstp %st
+# CHECK-NEXT: 1 1 1.00 U fstp %st(0)
# CHECK-NEXT: 3 6 1.00 * U fstpl (%edx)
# CHECK-NEXT: 3 6 1.00 * U fstpl (%ecx)
# CHECK-NEXT: 3 6 1.00 * U fstpt (%eax)
# CHECK-NEXT: 1 100 0.33 U frstor (%eax)
# CHECK-NEXT: 1 100 0.33 U wait
# CHECK-NEXT: 1 100 0.33 U fnsave (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsub %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsub %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsub %st(2)
# CHECK-NEXT: 2 10 1.00 * U fsubs (%ecx)
# CHECK-NEXT: 2 10 1.00 * U fsubl (%eax)
# CHECK-NEXT: 1 3 1.00 U fsubp %st(2)
# CHECK-NEXT: 3 13 2.00 * U fisubs (%ecx)
# CHECK-NEXT: 3 13 2.00 * U fisubl (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsubr %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsubr %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsubr %st(2)
# CHECK-NEXT: 2 10 1.00 * U fsubrs (%ecx)
# CHECK-NEXT: 2 10 1.00 * U fsubrl (%eax)
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6.0] [6.1] Instructions:
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - f2xm1
# CHECK-NEXT: - - - - - 1.00 - - fabs
-# CHECK-NEXT: - - - 1.00 - - - - fadd %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - fadd %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - fadd %st(2)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fadds (%ecx)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 faddl (%ecx)
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fbstp (%eax)
# CHECK-NEXT: - - - - - 1.00 - - fchs
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fnclex
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovb %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovbe %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmove %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnb %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnbe %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovne %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnu %st(1), %st
-# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovu %st(1), %st
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovb %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovbe %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmove %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnb %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovne %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovnu %st(1), %st(0)
+# CHECK-NEXT: - - 0.50 - - 2.50 - - fcmovu %st(1), %st(0)
# CHECK-NEXT: - - - 1.00 - - - - fcom %st(1)
# CHECK-NEXT: - - - 1.00 - - - - fcom %st(3)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fcoms (%ecx)
# CHECK-NEXT: - - 1.00 1.00 - 1.00 - - fcompi %st(3)
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fcos
# CHECK-NEXT: - - - - - 1.00 - - fdecstp
-# CHECK-NEXT: - 14.00 1.00 - - - - - fdiv %st, %st(1)
+# CHECK-NEXT: - 14.00 1.00 - - - - - fdiv %st(0), %st(1)
# CHECK-NEXT: - 14.00 1.00 - - - - - fdiv %st(2)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fdivs (%ecx)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fdivl (%eax)
# CHECK-NEXT: - 14.00 1.00 - - - - - fdivp %st(2)
# CHECK-NEXT: - - 1.00 1.00 - - 0.50 0.50 fidivs (%ecx)
# CHECK-NEXT: - - 1.00 1.00 - - 0.50 0.50 fidivl (%eax)
-# CHECK-NEXT: - 14.00 1.00 - - - - - fdivr %st, %st(1)
+# CHECK-NEXT: - 14.00 1.00 - - - - - fdivr %st(0), %st(1)
# CHECK-NEXT: - 14.00 1.00 - - - - - fdivr %st(2)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fdivrs (%ecx)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fdivrl (%eax)
# CHECK-NEXT: - 14.00 1.00 - - - - - fdivrp %st(2)
# CHECK-NEXT: - - 1.00 1.00 - - 0.50 0.50 fidivrs (%ecx)
# CHECK-NEXT: - - 1.00 1.00 - - 0.50 0.50 fidivrl (%eax)
-# CHECK-NEXT: - - - - - 1.00 - - ffree %st
+# CHECK-NEXT: - - - - - 1.00 - - ffree %st(0)
# CHECK-NEXT: - - - 2.00 - - 0.50 0.50 ficoms (%ecx)
# CHECK-NEXT: - - - 2.00 - - 0.50 0.50 ficoml (%eax)
# CHECK-NEXT: - - - 2.00 - - 0.50 0.50 ficomps (%ecx)
# CHECK-NEXT: - - - 1.00 1.00 - 0.50 0.50 fisttps (%edx)
# CHECK-NEXT: - - - 1.00 1.00 - 0.50 0.50 fisttpl (%ecx)
# CHECK-NEXT: - - - 1.00 1.00 - 0.50 0.50 fisttpll (%eax)
-# CHECK-NEXT: - - - - - 1.00 - - fld %st
+# CHECK-NEXT: - - - - - 1.00 - - fld %st(0)
# CHECK-NEXT: - - 0.50 0.50 - 1.00 0.50 0.50 flds (%edx)
# CHECK-NEXT: - - 0.50 0.50 - 1.00 0.50 0.50 fldl (%ecx)
# CHECK-NEXT: - - 0.50 0.50 - 1.00 0.50 0.50 fldt (%eax)
# CHECK-NEXT: - - 1.00 1.00 - - - - fldln2
# CHECK-NEXT: - - 1.00 1.00 - - - - fldpi
# CHECK-NEXT: - - - - - 1.00 - - fldz
-# CHECK-NEXT: - - 1.00 - - - - - fmul %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - fmul %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - fmul %st(2)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fmuls (%ecx)
# CHECK-NEXT: - - 1.00 - - - 0.50 0.50 fmull (%eax)
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fsin
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fsincos
# CHECK-NEXT: - 24.00 1.00 - - - - - fsqrt
-# CHECK-NEXT: - - - - - 1.00 - - fst %st
+# CHECK-NEXT: - - - - - 1.00 - - fst %st(0)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 fsts (%edx)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 fstl (%ecx)
-# CHECK-NEXT: - - - - - 1.00 - - fstp %st
+# CHECK-NEXT: - - - - - 1.00 - - fstp %st(0)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 fstpl (%edx)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 fstpl (%ecx)
# CHECK-NEXT: - - - - 1.00 - 1.00 1.00 fstpt (%eax)
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - frstor (%eax)
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - wait
# CHECK-NEXT: - - 0.33 0.33 - 0.33 - - fnsave (%eax)
-# CHECK-NEXT: - - - 1.00 - - - - fsub %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - fsub %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - fsub %st(2)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fsubs (%ecx)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fsubl (%eax)
# CHECK-NEXT: - - - 1.00 - - - - fsubp %st(2)
# CHECK-NEXT: - - - 2.00 - - 0.50 0.50 fisubs (%ecx)
# CHECK-NEXT: - - - 2.00 - - 0.50 0.50 fisubl (%eax)
-# CHECK-NEXT: - - - 1.00 - - - - fsubr %st, %st(1)
+# CHECK-NEXT: - - - 1.00 - - - - fsubr %st(0), %st(1)
# CHECK-NEXT: - - - 1.00 - - - - fsubr %st(2)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fsubrs (%ecx)
# CHECK-NEXT: - - - 1.00 - - 0.50 0.50 fsubrl (%eax)
fabs
-fadd %st, %st(1)
+fadd %st(0), %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
fnclex
-fcmovb %st(1), %st
-fcmovbe %st(1), %st
-fcmove %st(1), %st
-fcmovnb %st(1), %st
-fcmovnbe %st(1), %st
-fcmovne %st(1), %st
-fcmovnu %st(1), %st
-fcmovu %st(1), %st
+fcmovb %st(1), %st(0)
+fcmovbe %st(1), %st(0)
+fcmove %st(1), %st(0)
+fcmovnb %st(1), %st(0)
+fcmovnbe %st(1), %st(0)
+fcmovne %st(1), %st(0)
+fcmovnu %st(1), %st(0)
+fcmovu %st(1), %st(0)
fcom %st(1)
fcom %st(3)
fdecstp
-fdiv %st, %st(1)
+fdiv %st(0), %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fidivs (%ecx)
fidivl (%eax)
-fdivr %st, %st(1)
+fdivr %st(0), %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fidivrs (%ecx)
fidivrl (%eax)
-ffree %st
+ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
fisttpl (%ecx)
fisttpll (%eax)
-fld %st
+fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldpi
fldz
-fmul %st, %st(1)
+fmul %st(0), %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fsqrt
-fst %st
+fst %st(0)
fsts (%edx)
fstl (%ecx)
-fstp %st
+fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
frstor (%eax)
fsave (%eax)
-fsub %st, %st(1)
+fsub %st(0), %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fisubs (%ecx)
fisubl (%eax)
-fsubr %st, %st(1)
+fsubr %st(0), %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 100 0.25 U f2xm1
# CHECK-NEXT: 1 1 1.00 U fabs
-# CHECK-NEXT: 1 3 1.00 U fadd %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fadd %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fadd %st(2)
# CHECK-NEXT: 2 10 1.00 * U fadds (%ecx)
# CHECK-NEXT: 2 10 1.00 * U faddl (%ecx)
# CHECK-NEXT: 2 1 1.00 U fbstp (%eax)
# CHECK-NEXT: 1 1 1.00 U fchs
# CHECK-NEXT: 4 4 1.00 U fnclex
-# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st
+# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st(0)
# CHECK-NEXT: 1 1 1.00 U fcom %st(1)
# CHECK-NEXT: 1 1 1.00 U fcom %st(3)
# CHECK-NEXT: 2 8 1.00 U fcoms (%ecx)
# CHECK-NEXT: 1 2 1.00 U fcompi %st(3)
# CHECK-NEXT: 1 100 0.25 U fcos
# CHECK-NEXT: 2 2 1.00 U fdecstp
-# CHECK-NEXT: 1 15 1.00 U fdiv %st, %st(1)
+# CHECK-NEXT: 1 15 1.00 U fdiv %st(0), %st(1)
# CHECK-NEXT: 1 20 1.00 U fdiv %st(2)
# CHECK-NEXT: 2 22 1.00 * U fdivs (%ecx)
# CHECK-NEXT: 2 22 1.00 * U fdivl (%eax)
# CHECK-NEXT: 1 15 1.00 U fdivp %st(2)
# CHECK-NEXT: 3 25 1.00 * U fidivs (%ecx)
# CHECK-NEXT: 3 25 1.00 * U fidivl (%eax)
-# CHECK-NEXT: 1 20 1.00 U fdivr %st, %st(1)
+# CHECK-NEXT: 1 20 1.00 U fdivr %st(0), %st(1)
# CHECK-NEXT: 1 15 1.00 U fdivr %st(2)
# CHECK-NEXT: 2 27 1.00 * U fdivrs (%ecx)
# CHECK-NEXT: 2 27 1.00 * U fdivrl (%eax)
# CHECK-NEXT: 1 20 1.00 U fdivrp %st(2)
# CHECK-NEXT: 3 30 1.00 * U fidivrs (%ecx)
# CHECK-NEXT: 3 30 1.00 * U fidivrl (%eax)
-# CHECK-NEXT: 1 100 0.25 U ffree %st
+# CHECK-NEXT: 1 100 0.25 U ffree %st(0)
# CHECK-NEXT: 3 11 2.00 U ficoms (%ecx)
# CHECK-NEXT: 3 11 2.00 U ficoml (%eax)
# CHECK-NEXT: 3 11 2.00 U ficomps (%ecx)
# CHECK-NEXT: 3 4 1.00 * U fisttps (%edx)
# CHECK-NEXT: 3 4 1.00 * U fisttpl (%ecx)
# CHECK-NEXT: 3 4 1.00 * U fisttpll (%eax)
-# CHECK-NEXT: 1 1 0.25 U fld %st
+# CHECK-NEXT: 1 1 0.25 U fld %st(0)
# CHECK-NEXT: 1 7 0.50 * U flds (%edx)
# CHECK-NEXT: 1 7 0.50 * U fldl (%ecx)
# CHECK-NEXT: 1 7 0.50 * U fldt (%eax)
# CHECK-NEXT: 2 1 1.00 U fldln2
# CHECK-NEXT: 2 1 1.00 U fldpi
# CHECK-NEXT: 1 1 0.50 U fldz
-# CHECK-NEXT: 1 4 1.00 U fmul %st, %st(1)
+# CHECK-NEXT: 1 4 1.00 U fmul %st(0), %st(1)
# CHECK-NEXT: 1 4 1.00 U fmul %st(2)
# CHECK-NEXT: 2 11 1.00 * U fmuls (%ecx)
# CHECK-NEXT: 2 11 1.00 * U fmull (%eax)
# CHECK-NEXT: 1 100 0.25 U fsin
# CHECK-NEXT: 1 100 0.25 U fsincos
# CHECK-NEXT: 1 21 7.00 U fsqrt
-# CHECK-NEXT: 1 1 0.25 U fst %st
+# CHECK-NEXT: 1 1 0.25 U fst %st(0)
# CHECK-NEXT: 1 1 1.00 * U fsts (%edx)
# CHECK-NEXT: 1 1 1.00 * U fstl (%ecx)
-# CHECK-NEXT: 1 1 0.25 U fstp %st
+# CHECK-NEXT: 1 1 0.25 U fstp %st(0)
# CHECK-NEXT: 2 1 1.00 * U fstpl (%edx)
# CHECK-NEXT: 2 1 1.00 * U fstpl (%ecx)
# CHECK-NEXT: 2 1 1.00 * U fstpt (%eax)
# CHECK-NEXT: 1 100 0.25 U frstor (%eax)
# CHECK-NEXT: 2 2 0.50 U wait
# CHECK-NEXT: 1 100 0.25 U fnsave (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsub %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsub %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsub %st(2)
# CHECK-NEXT: 2 10 1.00 * U fsubs (%ecx)
# CHECK-NEXT: 2 10 1.00 * U fsubl (%eax)
# CHECK-NEXT: 1 3 1.00 U fsubp %st(2)
# CHECK-NEXT: 3 13 2.00 * U fisubs (%ecx)
# CHECK-NEXT: 3 13 2.00 * U fisubl (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsubr %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsubr %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsubr %st(2)
# CHECK-NEXT: 2 10 1.00 * U fsubrs (%ecx)
# CHECK-NEXT: 2 10 1.00 * U fsubrl (%eax)
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] Instructions:
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - f2xm1
# CHECK-NEXT: - - 1.00 - - - - - - - fabs
-# CHECK-NEXT: - - - - - - - 1.00 - - fadd %st, %st(1)
+# CHECK-NEXT: - - - - - - - 1.00 - - fadd %st(0), %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - fadd %st(2)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fadds (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - faddl (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fbstp (%eax)
# CHECK-NEXT: - - 1.00 - - - - - - - fchs
# CHECK-NEXT: - - 1.00 1.00 - - - 1.00 1.00 - fnclex
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovb %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovbe %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmove %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnb %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnbe %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovne %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnu %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovu %st(1), %st
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovb %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovbe %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmove %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnb %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovne %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnu %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovu %st(1), %st(0)
# CHECK-NEXT: - - - - - - - 1.00 - - fcom %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - fcom %st(3)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fcoms (%ecx)
# CHECK-NEXT: - - 1.00 - - - - - - - fcompi %st(3)
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fcos
# CHECK-NEXT: - - 1.00 - - - - 1.00 - - fdecstp
-# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivl (%eax)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivp %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - 1.00 - - fidivs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - 1.00 - - fidivl (%eax)
-# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivrs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivrl (%eax)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivrp %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - 1.00 - - fidivrs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - 1.00 - - fidivrl (%eax)
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - ffree %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - ffree %st(0)
# CHECK-NEXT: - - - - 0.50 0.50 - 2.00 - - ficoms (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - 2.00 - - ficoml (%eax)
# CHECK-NEXT: - - - - 0.50 0.50 - 2.00 - - ficomps (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 1.00 - 0.33 fisttps (%edx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 1.00 - 0.33 fisttpl (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 1.00 - 0.33 fisttpll (%eax)
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fld %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fld %st(0)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - flds (%edx)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - fldl (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - fldt (%eax)
# CHECK-NEXT: - - 1.00 - - - - 1.00 - - fldln2
# CHECK-NEXT: - - 1.00 - - - - 1.00 - - fldpi
# CHECK-NEXT: - - 0.50 - - - - 0.50 - - fldz
-# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fmuls (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fmull (%eax)
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fsin
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fsincos
# CHECK-NEXT: - 7.00 1.00 - - - - - - - fsqrt
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fst %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fst %st(0)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fsts (%edx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstl (%ecx)
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fstp %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fstp %st(0)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpl (%edx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpl (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpt (%eax)
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - frstor (%eax)
# CHECK-NEXT: - - 0.50 0.50 - - - 0.50 0.50 - wait
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fnsave (%eax)
-# CHECK-NEXT: - - - - - - - 1.00 - - fsub %st, %st(1)
+# CHECK-NEXT: - - - - - - - 1.00 - - fsub %st(0), %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - fsub %st(2)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fsubs (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fsubl (%eax)
# CHECK-NEXT: - - - - - - - 1.00 - - fsubp %st(2)
# CHECK-NEXT: - - - - 0.50 0.50 - 2.00 - - fisubs (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - 2.00 - - fisubl (%eax)
-# CHECK-NEXT: - - - - - - - 1.00 - - fsubr %st, %st(1)
+# CHECK-NEXT: - - - - - - - 1.00 - - fsubr %st(0), %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - fsubr %st(2)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fsubrs (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fsubrl (%eax)
fabs
-fadd %st, %st(1)
+fadd %st(0), %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
fnclex
-fcmovb %st(1), %st
-fcmovbe %st(1), %st
-fcmove %st(1), %st
-fcmovnb %st(1), %st
-fcmovnbe %st(1), %st
-fcmovne %st(1), %st
-fcmovnu %st(1), %st
-fcmovu %st(1), %st
+fcmovb %st(1), %st(0)
+fcmovbe %st(1), %st(0)
+fcmove %st(1), %st(0)
+fcmovnb %st(1), %st(0)
+fcmovnbe %st(1), %st(0)
+fcmovne %st(1), %st(0)
+fcmovnu %st(1), %st(0)
+fcmovu %st(1), %st(0)
fcom %st(1)
fcom %st(3)
fdecstp
-fdiv %st, %st(1)
+fdiv %st(0), %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fidivs (%ecx)
fidivl (%eax)
-fdivr %st, %st(1)
+fdivr %st(0), %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fidivrs (%ecx)
fidivrl (%eax)
-ffree %st
+ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
fisttpl (%ecx)
fisttpll (%eax)
-fld %st
+fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldpi
fldz
-fmul %st, %st(1)
+fmul %st(0), %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fsqrt
-fst %st
+fst %st(0)
fsts (%edx)
fstl (%ecx)
-fstp %st
+fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
frstor (%eax)
fsave (%eax)
-fsub %st, %st(1)
+fsub %st(0), %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fisubs (%ecx)
fisubl (%eax)
-fsubr %st, %st(1)
+fsubr %st(0), %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 100 0.25 U f2xm1
# CHECK-NEXT: 1 1 1.00 U fabs
-# CHECK-NEXT: 1 3 1.00 U fadd %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fadd %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fadd %st(2)
# CHECK-NEXT: 2 10 1.00 * U fadds (%ecx)
# CHECK-NEXT: 2 10 1.00 * U faddl (%ecx)
# CHECK-NEXT: 2 1 1.00 U fbstp (%eax)
# CHECK-NEXT: 1 1 1.00 U fchs
# CHECK-NEXT: 4 4 1.00 U fnclex
-# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st
-# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st
+# CHECK-NEXT: 1 3 1.00 U fcmovb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmove %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovne %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 1 3 1.00 U fcmovu %st(1), %st(0)
# CHECK-NEXT: 1 1 1.00 U fcom %st(1)
# CHECK-NEXT: 1 1 1.00 U fcom %st(3)
# CHECK-NEXT: 2 8 1.00 U fcoms (%ecx)
# CHECK-NEXT: 1 2 1.00 U fcompi %st(3)
# CHECK-NEXT: 1 100 0.25 U fcos
# CHECK-NEXT: 2 2 1.00 U fdecstp
-# CHECK-NEXT: 1 15 1.00 U fdiv %st, %st(1)
+# CHECK-NEXT: 1 15 1.00 U fdiv %st(0), %st(1)
# CHECK-NEXT: 1 20 1.00 U fdiv %st(2)
# CHECK-NEXT: 2 22 1.00 * U fdivs (%ecx)
# CHECK-NEXT: 2 22 1.00 * U fdivl (%eax)
# CHECK-NEXT: 1 15 1.00 U fdivp %st(2)
# CHECK-NEXT: 3 25 1.00 * U fidivs (%ecx)
# CHECK-NEXT: 3 25 1.00 * U fidivl (%eax)
-# CHECK-NEXT: 1 20 1.00 U fdivr %st, %st(1)
+# CHECK-NEXT: 1 20 1.00 U fdivr %st(0), %st(1)
# CHECK-NEXT: 1 15 1.00 U fdivr %st(2)
# CHECK-NEXT: 2 27 1.00 * U fdivrs (%ecx)
# CHECK-NEXT: 2 27 1.00 * U fdivrl (%eax)
# CHECK-NEXT: 1 20 1.00 U fdivrp %st(2)
# CHECK-NEXT: 3 30 1.00 * U fidivrs (%ecx)
# CHECK-NEXT: 3 30 1.00 * U fidivrl (%eax)
-# CHECK-NEXT: 1 100 0.25 U ffree %st
+# CHECK-NEXT: 1 100 0.25 U ffree %st(0)
# CHECK-NEXT: 3 11 2.00 U ficoms (%ecx)
# CHECK-NEXT: 3 11 2.00 U ficoml (%eax)
# CHECK-NEXT: 3 11 2.00 U ficomps (%ecx)
# CHECK-NEXT: 3 4 1.00 * U fisttps (%edx)
# CHECK-NEXT: 3 4 1.00 * U fisttpl (%ecx)
# CHECK-NEXT: 3 4 1.00 * U fisttpll (%eax)
-# CHECK-NEXT: 1 1 0.25 U fld %st
+# CHECK-NEXT: 1 1 0.25 U fld %st(0)
# CHECK-NEXT: 1 7 0.50 * U flds (%edx)
# CHECK-NEXT: 1 7 0.50 * U fldl (%ecx)
# CHECK-NEXT: 1 7 0.50 * U fldt (%eax)
# CHECK-NEXT: 2 1 1.00 U fldln2
# CHECK-NEXT: 2 1 1.00 U fldpi
# CHECK-NEXT: 1 1 0.50 U fldz
-# CHECK-NEXT: 1 4 1.00 U fmul %st, %st(1)
+# CHECK-NEXT: 1 4 1.00 U fmul %st(0), %st(1)
# CHECK-NEXT: 1 4 1.00 U fmul %st(2)
# CHECK-NEXT: 2 11 1.00 * U fmuls (%ecx)
# CHECK-NEXT: 2 11 1.00 * U fmull (%eax)
# CHECK-NEXT: 1 100 0.25 U fsin
# CHECK-NEXT: 1 100 0.25 U fsincos
# CHECK-NEXT: 1 21 7.00 U fsqrt
-# CHECK-NEXT: 1 1 0.25 U fst %st
+# CHECK-NEXT: 1 1 0.25 U fst %st(0)
# CHECK-NEXT: 1 1 1.00 * U fsts (%edx)
# CHECK-NEXT: 1 1 1.00 * U fstl (%ecx)
-# CHECK-NEXT: 1 1 0.25 U fstp %st
+# CHECK-NEXT: 1 1 0.25 U fstp %st(0)
# CHECK-NEXT: 2 1 1.00 * U fstpl (%edx)
# CHECK-NEXT: 2 1 1.00 * U fstpl (%ecx)
# CHECK-NEXT: 2 1 1.00 * U fstpt (%eax)
# CHECK-NEXT: 1 100 0.25 U frstor (%eax)
# CHECK-NEXT: 2 2 0.50 U wait
# CHECK-NEXT: 1 100 0.25 U fnsave (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsub %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsub %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsub %st(2)
# CHECK-NEXT: 2 10 1.00 * U fsubs (%ecx)
# CHECK-NEXT: 2 10 1.00 * U fsubl (%eax)
# CHECK-NEXT: 1 3 1.00 U fsubp %st(2)
# CHECK-NEXT: 3 13 2.00 * U fisubs (%ecx)
# CHECK-NEXT: 3 13 2.00 * U fisubl (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsubr %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsubr %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsubr %st(2)
# CHECK-NEXT: 2 10 1.00 * U fsubrs (%ecx)
# CHECK-NEXT: 2 10 1.00 * U fsubrl (%eax)
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] Instructions:
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - f2xm1
# CHECK-NEXT: - - 1.00 - - - - - - - fabs
-# CHECK-NEXT: - - - - - - - 1.00 - - fadd %st, %st(1)
+# CHECK-NEXT: - - - - - - - 1.00 - - fadd %st(0), %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - fadd %st(2)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fadds (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - faddl (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fbstp (%eax)
# CHECK-NEXT: - - 1.00 - - - - - - - fchs
# CHECK-NEXT: - - 1.00 1.00 - - - 1.00 1.00 - fnclex
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovb %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovbe %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmove %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnb %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnbe %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovne %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnu %st(1), %st
-# CHECK-NEXT: - - - 1.00 - - - - - - fcmovu %st(1), %st
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovb %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovbe %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmove %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnb %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovne %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovnu %st(1), %st(0)
+# CHECK-NEXT: - - - 1.00 - - - - - - fcmovu %st(1), %st(0)
# CHECK-NEXT: - - - - - - - 1.00 - - fcom %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - fcom %st(3)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fcoms (%ecx)
# CHECK-NEXT: - - 1.00 - - - - - - - fcompi %st(3)
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fcos
# CHECK-NEXT: - - 1.00 - - - - 1.00 - - fdecstp
-# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fdiv %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivl (%eax)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivp %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - 1.00 - - fidivs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - 1.00 - - fidivl (%eax)
-# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivr %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivrs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fdivrl (%eax)
# CHECK-NEXT: - - 1.00 - - - - - - - fdivrp %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - 1.00 - - fidivrs (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - 1.00 - - fidivrl (%eax)
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - ffree %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - ffree %st(0)
# CHECK-NEXT: - - - - 0.50 0.50 - 2.00 - - ficoms (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - 2.00 - - ficoml (%eax)
# CHECK-NEXT: - - - - 0.50 0.50 - 2.00 - - ficomps (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 1.00 - 0.33 fisttps (%edx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 1.00 - 0.33 fisttpl (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 1.00 - 0.33 fisttpll (%eax)
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fld %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fld %st(0)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - flds (%edx)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - fldl (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - - - - fldt (%eax)
# CHECK-NEXT: - - 1.00 - - - - 1.00 - - fldln2
# CHECK-NEXT: - - 1.00 - - - - 1.00 - - fldpi
# CHECK-NEXT: - - 0.50 - - - - 0.50 - - fldz
-# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st, %st(1)
+# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st(0), %st(1)
# CHECK-NEXT: - - 1.00 - - - - - - - fmul %st(2)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fmuls (%ecx)
# CHECK-NEXT: - - 1.00 - 0.50 0.50 - - - - fmull (%eax)
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fsin
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fsincos
# CHECK-NEXT: - 7.00 1.00 - - - - - - - fsqrt
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fst %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fst %st(0)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fsts (%edx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstl (%ecx)
-# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fstp %st
+# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fstp %st(0)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpl (%edx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpl (%ecx)
# CHECK-NEXT: - - - - 0.33 0.33 1.00 - - 0.33 fstpt (%eax)
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - frstor (%eax)
# CHECK-NEXT: - - 0.50 0.50 - - - 0.50 0.50 - wait
# CHECK-NEXT: - - 0.25 0.25 - - - 0.25 0.25 - fnsave (%eax)
-# CHECK-NEXT: - - - - - - - 1.00 - - fsub %st, %st(1)
+# CHECK-NEXT: - - - - - - - 1.00 - - fsub %st(0), %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - fsub %st(2)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fsubs (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fsubl (%eax)
# CHECK-NEXT: - - - - - - - 1.00 - - fsubp %st(2)
# CHECK-NEXT: - - - - 0.50 0.50 - 2.00 - - fisubs (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - 2.00 - - fisubl (%eax)
-# CHECK-NEXT: - - - - - - - 1.00 - - fsubr %st, %st(1)
+# CHECK-NEXT: - - - - - - - 1.00 - - fsubr %st(0), %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - fsubr %st(2)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fsubrs (%ecx)
# CHECK-NEXT: - - - - 0.50 0.50 - 1.00 - - fsubrl (%eax)
fabs
-fadd %st, %st(1)
+fadd %st(0), %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
fnclex
-fcmovb %st(1), %st
-fcmovbe %st(1), %st
-fcmove %st(1), %st
-fcmovnb %st(1), %st
-fcmovnbe %st(1), %st
-fcmovne %st(1), %st
-fcmovnu %st(1), %st
-fcmovu %st(1), %st
+fcmovb %st(1), %st(0)
+fcmovbe %st(1), %st(0)
+fcmove %st(1), %st(0)
+fcmovnb %st(1), %st(0)
+fcmovnbe %st(1), %st(0)
+fcmovne %st(1), %st(0)
+fcmovnu %st(1), %st(0)
+fcmovu %st(1), %st(0)
fcom %st(1)
fcom %st(3)
fdecstp
-fdiv %st, %st(1)
+fdiv %st(0), %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fidivs (%ecx)
fidivl (%eax)
-fdivr %st, %st(1)
+fdivr %st(0), %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fidivrs (%ecx)
fidivrl (%eax)
-ffree %st
+ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
fisttpl (%ecx)
fisttpll (%eax)
-fld %st
+fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldpi
fldz
-fmul %st, %st(1)
+fmul %st(0), %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fsqrt
-fst %st
+fst %st(0)
fsts (%edx)
fstl (%ecx)
-fstp %st
+fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
frstor (%eax)
fsave (%eax)
-fsub %st, %st(1)
+fsub %st(0), %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fisubs (%ecx)
fisubl (%eax)
-fsubr %st, %st(1)
+fsubr %st(0), %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 100 0.25 U f2xm1
# CHECK-NEXT: 1 2 1.00 U fabs
-# CHECK-NEXT: 1 3 1.00 U fadd %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fadd %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fadd %st(2)
# CHECK-NEXT: 1 10 1.00 * U fadds (%ecx)
# CHECK-NEXT: 1 10 1.00 * U faddl (%ecx)
# CHECK-NEXT: 1 100 0.25 U fbstp (%eax)
# CHECK-NEXT: 1 1 1.00 U fchs
# CHECK-NEXT: 1 100 0.25 U fnclex
-# CHECK-NEXT: 1 100 0.25 U fcmovb %st(1), %st
-# CHECK-NEXT: 1 100 0.25 U fcmovbe %st(1), %st
-# CHECK-NEXT: 1 100 0.25 U fcmove %st(1), %st
-# CHECK-NEXT: 1 100 0.25 U fcmovnb %st(1), %st
-# CHECK-NEXT: 1 100 0.25 U fcmovnbe %st(1), %st
-# CHECK-NEXT: 1 100 0.25 U fcmovne %st(1), %st
-# CHECK-NEXT: 1 100 0.25 U fcmovnu %st(1), %st
-# CHECK-NEXT: 1 100 0.25 U fcmovu %st(1), %st
+# CHECK-NEXT: 1 100 0.25 U fcmovb %st(1), %st(0)
+# CHECK-NEXT: 1 100 0.25 U fcmovbe %st(1), %st(0)
+# CHECK-NEXT: 1 100 0.25 U fcmove %st(1), %st(0)
+# CHECK-NEXT: 1 100 0.25 U fcmovnb %st(1), %st(0)
+# CHECK-NEXT: 1 100 0.25 U fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: 1 100 0.25 U fcmovne %st(1), %st(0)
+# CHECK-NEXT: 1 100 0.25 U fcmovnu %st(1), %st(0)
+# CHECK-NEXT: 1 100 0.25 U fcmovu %st(1), %st(0)
# CHECK-NEXT: 1 1 1.00 U fcom %st(1)
# CHECK-NEXT: 1 1 1.00 U fcom %st(3)
# CHECK-NEXT: 1 8 1.00 U fcoms (%ecx)
# CHECK-NEXT: 1 9 0.50 U fcompi %st(3)
# CHECK-NEXT: 1 100 0.25 U fcos
# CHECK-NEXT: 1 11 1.00 U fdecstp
-# CHECK-NEXT: 1 15 1.00 U fdiv %st, %st(1)
+# CHECK-NEXT: 1 15 1.00 U fdiv %st(0), %st(1)
# CHECK-NEXT: 1 15 1.00 U fdiv %st(2)
# CHECK-NEXT: 1 22 1.00 * U fdivs (%ecx)
# CHECK-NEXT: 1 22 1.00 * U fdivl (%eax)
# CHECK-NEXT: 1 15 1.00 U fdivp %st(2)
# CHECK-NEXT: 1 22 1.00 * U fidivs (%ecx)
# CHECK-NEXT: 1 22 1.00 * U fidivl (%eax)
-# CHECK-NEXT: 1 15 1.00 U fdivr %st, %st(1)
+# CHECK-NEXT: 1 15 1.00 U fdivr %st(0), %st(1)
# CHECK-NEXT: 1 15 1.00 U fdivr %st(2)
# CHECK-NEXT: 1 22 1.00 * U fdivrs (%ecx)
# CHECK-NEXT: 1 22 1.00 * U fdivrl (%eax)
# CHECK-NEXT: 1 15 1.00 U fdivrp %st(2)
# CHECK-NEXT: 1 22 1.00 * U fidivrs (%ecx)
# CHECK-NEXT: 1 22 1.00 * U fidivrl (%eax)
-# CHECK-NEXT: 1 11 1.00 U ffree %st
+# CHECK-NEXT: 1 11 1.00 U ffree %st(0)
# CHECK-NEXT: 2 12 1.50 U ficoms (%ecx)
# CHECK-NEXT: 2 12 1.50 U ficoml (%eax)
# CHECK-NEXT: 2 12 1.50 U ficomps (%ecx)
# CHECK-NEXT: 1 12 0.50 * U fisttps (%edx)
# CHECK-NEXT: 1 12 0.50 * U fisttpl (%ecx)
# CHECK-NEXT: 1 12 0.50 * U fisttpll (%eax)
-# CHECK-NEXT: 1 1 0.50 U fld %st
+# CHECK-NEXT: 1 1 0.50 U fld %st(0)
# CHECK-NEXT: 1 8 0.50 * U flds (%edx)
# CHECK-NEXT: 1 8 0.50 * U fldl (%ecx)
# CHECK-NEXT: 2 1 0.50 * U fldt (%eax)
# CHECK-NEXT: 1 11 1.00 U fldln2
# CHECK-NEXT: 1 11 1.00 U fldpi
# CHECK-NEXT: 1 8 0.50 U fldz
-# CHECK-NEXT: 1 3 0.50 U fmul %st, %st(1)
+# CHECK-NEXT: 1 3 0.50 U fmul %st(0), %st(1)
# CHECK-NEXT: 1 3 0.50 U fmul %st(2)
# CHECK-NEXT: 2 10 0.50 * U fmuls (%ecx)
# CHECK-NEXT: 2 10 0.50 * U fmull (%eax)
# CHECK-NEXT: 1 100 0.25 U fsin
# CHECK-NEXT: 1 100 0.25 U fsincos
# CHECK-NEXT: 1 20 20.00 U fsqrt
-# CHECK-NEXT: 2 5 0.50 U fst %st
+# CHECK-NEXT: 2 5 0.50 U fst %st(0)
# CHECK-NEXT: 1 1 0.50 * U fsts (%edx)
# CHECK-NEXT: 1 1 0.50 * U fstl (%ecx)
-# CHECK-NEXT: 2 5 0.50 U fstp %st
+# CHECK-NEXT: 2 5 0.50 U fstp %st(0)
# CHECK-NEXT: 1 1 0.50 * U fstpl (%edx)
# CHECK-NEXT: 1 1 0.50 * U fstpl (%ecx)
# CHECK-NEXT: 1 5 0.50 * U fstpt (%eax)
# CHECK-NEXT: 1 100 0.25 U frstor (%eax)
# CHECK-NEXT: 1 1 1.00 U wait
# CHECK-NEXT: 1 100 0.25 U fnsave (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsub %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsub %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsub %st(2)
# CHECK-NEXT: 1 10 1.00 * U fsubs (%ecx)
# CHECK-NEXT: 1 10 1.00 * U fsubl (%eax)
# CHECK-NEXT: 1 3 1.00 U fsubp %st(2)
# CHECK-NEXT: 1 10 1.00 * U fisubs (%ecx)
# CHECK-NEXT: 1 10 1.00 * U fisubl (%eax)
-# CHECK-NEXT: 1 3 1.00 U fsubr %st, %st(1)
+# CHECK-NEXT: 1 3 1.00 U fsubr %st(0), %st(1)
# CHECK-NEXT: 1 3 1.00 U fsubr %st(2)
# CHECK-NEXT: 1 10 1.00 * U fsubrs (%ecx)
# CHECK-NEXT: 1 10 1.00 * U fsubrl (%eax)
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] Instructions:
# CHECK-NEXT: - - - - - - - - - - - - f2xm1
# CHECK-NEXT: - - - - - - - - - - 1.00 - fabs
-# CHECK-NEXT: - - - - - - - 1.00 - - - - fadd %st, %st(1)
+# CHECK-NEXT: - - - - - - - 1.00 - - - - fadd %st(0), %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - - - fadd %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - fadds (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - faddl (%ecx)
# CHECK-NEXT: - - - - - - - - - - - - fbstp (%eax)
# CHECK-NEXT: - - - - - - - - - - 1.00 - fchs
# CHECK-NEXT: - - - - - - - - - - - - fnclex
-# CHECK-NEXT: - - - - - - - - - - - - fcmovb %st(1), %st
-# CHECK-NEXT: - - - - - - - - - - - - fcmovbe %st(1), %st
-# CHECK-NEXT: - - - - - - - - - - - - fcmove %st(1), %st
-# CHECK-NEXT: - - - - - - - - - - - - fcmovnb %st(1), %st
-# CHECK-NEXT: - - - - - - - - - - - - fcmovnbe %st(1), %st
-# CHECK-NEXT: - - - - - - - - - - - - fcmovne %st(1), %st
-# CHECK-NEXT: - - - - - - - - - - - - fcmovnu %st(1), %st
-# CHECK-NEXT: - - - - - - - - - - - - fcmovu %st(1), %st
+# CHECK-NEXT: - - - - - - - - - - - - fcmovb %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - - - - - fcmovbe %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - - - - - fcmove %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - - - - - fcmovnb %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - - - - - fcmovnbe %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - - - - - fcmovne %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - - - - - fcmovnu %st(1), %st(0)
+# CHECK-NEXT: - - - - - - - - - - - - fcmovu %st(1), %st(0)
# CHECK-NEXT: - - - - - - - 1.00 - - - - fcom %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - - - fcom %st(3)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - fcoms (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - 0.50 - 0.50 - - fcompi %st(3)
# CHECK-NEXT: - - - - - - - - - - - - fcos
# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - fdecstp
-# CHECK-NEXT: - - - - - - - - - - 1.00 - fdiv %st, %st(1)
+# CHECK-NEXT: - - - - - - - - - - 1.00 - fdiv %st(0), %st(1)
# CHECK-NEXT: - - - - - - - - - - 1.00 - fdiv %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - fdivs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - fdivl (%eax)
# CHECK-NEXT: - - - - - - - - - - 1.00 - fdivp %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - fidivs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - fidivl (%eax)
-# CHECK-NEXT: - - - - - - - - - - 1.00 - fdivr %st, %st(1)
+# CHECK-NEXT: - - - - - - - - - - 1.00 - fdivr %st(0), %st(1)
# CHECK-NEXT: - - - - - - - - - - 1.00 - fdivr %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - fdivrs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - fdivrl (%eax)
# CHECK-NEXT: - - - - - - - - - - 1.00 - fdivrp %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - fidivrs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - fidivrl (%eax)
-# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - ffree %st
+# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - ffree %st(0)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.50 - - 1.50 - ficoms (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.50 - - 1.50 - ficoml (%eax)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.50 - - 1.50 - ficomps (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - 0.50 0.50 - fisttps (%edx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - 0.50 0.50 - fisttpl (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - 0.50 0.50 - fisttpll (%eax)
-# CHECK-NEXT: - - - - - - - - 0.50 - 0.50 - fld %st
+# CHECK-NEXT: - - - - - - - - 0.50 - 0.50 - fld %st(0)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - flds (%edx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - fldl (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 - 0.50 - fldt (%eax)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - fldln2
# CHECK-NEXT: 0.50 0.50 - - - - - - - - 1.00 - fldpi
# CHECK-NEXT: 0.50 0.50 - - - - - - 0.50 - 0.50 - fldz
-# CHECK-NEXT: - - - - - - - 0.50 0.50 - - - fmul %st, %st(1)
+# CHECK-NEXT: - - - - - - - 0.50 0.50 - - - fmul %st(0), %st(1)
# CHECK-NEXT: - - - - - - - 0.50 0.50 - - - fmul %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - 0.50 0.50 - - - fmuls (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - 0.50 0.50 - - - fmull (%eax)
# CHECK-NEXT: - - - - - - - - - - - - fsin
# CHECK-NEXT: - - - - - - - - - - - - fsincos
# CHECK-NEXT: - - - - - - - - - - 20.00 - fsqrt
-# CHECK-NEXT: - - - - - - - - - 0.50 0.50 - fst %st
+# CHECK-NEXT: - - - - - - - - - 0.50 0.50 - fst %st(0)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - fsts (%edx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - fstl (%ecx)
-# CHECK-NEXT: - - - - - - - - - 0.50 0.50 - fstp %st
+# CHECK-NEXT: - - - - - - - - - 0.50 0.50 - fstp %st(0)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - fstpl (%edx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - fstpl (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - - - 0.50 0.50 - fstpt (%eax)
# CHECK-NEXT: - - - - - - - - - - - - frstor (%eax)
# CHECK-NEXT: - - - - - - - 1.00 - - - - wait
# CHECK-NEXT: - - - - - - - - - - - - fnsave (%eax)
-# CHECK-NEXT: - - - - - - - 1.00 - - - - fsub %st, %st(1)
+# CHECK-NEXT: - - - - - - - 1.00 - - - - fsub %st(0), %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - - - fsub %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - fsubs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - fsubl (%eax)
# CHECK-NEXT: - - - - - - - 1.00 - - - - fsubp %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - fisubs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - fisubl (%eax)
-# CHECK-NEXT: - - - - - - - 1.00 - - - - fsubr %st, %st(1)
+# CHECK-NEXT: - - - - - - - 1.00 - - - - fsubr %st(0), %st(1)
# CHECK-NEXT: - - - - - - - 1.00 - - - - fsubr %st(2)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - fsubrs (%ecx)
# CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - fsubrl (%eax)
projects / llvm / commitdiff