From: Craig Topper <craig.topper@intel.com>
Date: Mon, 15 Apr 2019 21:06:23 +0000 (+0000)
Subject: [X86] Fix a stack folding test to have a full xmm2-31 clobber list instead of stoppin... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=27331403cf151f1d2a270c1f23cce182776136c8;p=llvm

[X86] Fix a stack folding test to have a full xmm2-31 clobber list instead of stopping at xmm15. Add an additional dependency to keep instruction below inline asm block.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@358449 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/CodeGen/X86/stack-folding-fp-avx512.ll b/test/CodeGen/X86/stack-folding-fp-avx512.ll
index 6b5f8ae4023..f3da45d5e30 100644
--- a/test/CodeGen/X86/stack-folding-fp-avx512.ll
+++ b/test/CodeGen/X86/stack-folding-fp-avx512.ll
@@ -552,34 +552,34 @@ define i32 @stack_fold_extractps(<4 x float> %a0) {
   ret i32 %2
 }
 
-define <4 x float> @stack_fold_extracti32x4(<16 x float> %a0, <16 x float> %a1) {
+define <4 x float> @stack_fold_extracti32x4(<16 x float> %a0) {
   ;CHECK-LABEL: stack_fold_extracti32x4
   ;CHECK:       vextractf32x4 $3, {{%zmm[0-9][0-9]*}}, {{-?[0-9]*}}(%rsp) {{.*#+}} 16-byte Folded Spill
-  %1 = shufflevector <16 x float> %a0, <16 x float> %a1, <4 x i32> <i32 12, i32 13, i32 14, i32 15>
+  %1 = shufflevector <16 x float> %a0, <16 x float> undef, <4 x i32> <i32 12, i32 13, i32 14, i32 15>
   %2 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{flags}"()
   ret <4 x float> %1
 }
 
-define <2 x double> @stack_fold_extractf64x2(<8 x double> %a0, <8 x double> %a1) {
+define <2 x double> @stack_fold_extractf64x2(<8 x double> %a0) {
   ;CHECK-LABEL: stack_fold_extractf64x2
   ;CHECK:       vextractf32x4 $3, {{%zmm[0-9][0-9]*}}, {{-?[0-9]*}}(%rsp) {{.*#+}} 16-byte Folded Spill
-  %1 = shufflevector <8 x double> %a0, <8 x double> %a1, <2 x i32> <i32 6, i32 7>
+  %1 = shufflevector <8 x double> %a0, <8 x double> undef, <2 x i32> <i32 6, i32 7>
   %2 = tail call <2 x double> asm sideeffect "nop", "=x,~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{flags}"()
   ret <2 x double> %1
 }
 
-define <8 x float> @stack_fold_extracti32x8(<16 x float> %a0, <16 x float> %a1) {
+define <8 x float> @stack_fold_extracti32x8(<16 x float> %a0) {
   ;CHECK-LABEL: stack_fold_extracti32x8
   ;CHECK:       vextractf64x4 $1, {{%zmm[0-9][0-9]*}}, {{-?[0-9]*}}(%rsp) {{.*#+}} 32-byte Folded Spill
-  %1 = shufflevector <16 x float> %a0, <16 x float> %a1, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+  %1 = shufflevector <16 x float> %a0, <16 x float> undef, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
   %2 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{flags}"()
   ret <8 x float> %1
 }
 
-define <4 x double> @stack_fold_extractf64x4(<8 x double> %a0, <8 x double> %a1) {
+define <4 x double> @stack_fold_extractf64x4(<8 x double> %a0) {
   ;CHECK-LABEL: stack_fold_extractf64x4
   ;CHECK:       vextractf64x4 $1, {{%zmm[0-9][0-9]*}}, {{-?[0-9]*}}(%rsp) {{.*#+}} 32-byte Folded Spill
-  %1 = shufflevector <8 x double> %a0, <8 x double> %a1, <4 x i32> <i32 4, i32 5, i32 6, i32 7>
+  %1 = shufflevector <8 x double> %a0, <8 x double> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7>
   %2 = tail call <2 x double> asm sideeffect "nop", "=x,~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{flags}"()
   ret <4 x double> %1
 }
@@ -587,7 +587,7 @@ define <4 x double> @stack_fold_extractf64x4(<8 x double> %a0, <8 x double> %a1)
 define <16 x float> @stack_fold_insertf32x8(<8 x float> %a0, <8 x float> %a1) {
   ;CHECK-LABEL: stack_fold_insertf32x8
   ;CHECK:       vinsertf64x4 $1, {{-?[0-9]*}}(%rsp), {{%zmm[0-9][0-9]*}}, {{%zmm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
-  %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
+  %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{flags}"()
   %2 = shufflevector <8 x float> %a0, <8 x float> %a1, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
   ret <16 x float> %2
 }
@@ -595,25 +595,26 @@ define <16 x float> @stack_fold_insertf32x8(<8 x float> %a0, <8 x float> %a1) {
 define <8 x double> @stack_fold_insertf64x4(<4 x double> %a0, <4 x double> %a1) {
   ;CHECK-LABEL: stack_fold_insertf64x4
   ;CHECK:       vinsertf64x4 $1, {{-?[0-9]*}}(%rsp), {{%zmm[0-9][0-9]*}}, {{%zmm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
-  %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
+  %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{flags}"()
   %2 = shufflevector <4 x double> %a0, <4 x double> %a1, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
   ret <8 x double> %2
 }
 
-define <8 x double> @stack_fold_insertf64x4_mask(<8 x double> %passthru, <4 x double> %a0, <4 x double> %a1, i8 %mask) {
+define <8 x double> @stack_fold_insertf64x4_mask(<8 x double>* %passthru, <4 x double> %a0, <4 x double> %a1, i8 %mask) {
   ;CHECK-LABEL: stack_fold_insertf64x4_mask
   ;CHECK:       vinsertf64x4 $1, {{-?[0-9]*}}(%rsp), {{%zmm[0-9][0-9]*}}, {{%zmm[0-9][0-9]*}} {{{%k[1-7]}}} {{.*#+}} 32-byte Folded Reload
-  %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
+  %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{flags}"()
   %2 = shufflevector <4 x double> %a0, <4 x double> %a1, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
   %3 = bitcast i8 %mask to <8 x i1>
-  %4 = select <8 x i1> %3, <8 x double> %2, <8 x double> %passthru
-  ret <8 x double> %4
+  %4 = load <8 x double>, <8 x double>* %passthru
+  %5 = select <8 x i1> %3, <8 x double> %2, <8 x double> %4
+  ret <8 x double> %5
 }
 
 define <8 x double> @stack_fold_insertf64x4_maskz(<4 x double> %a0, <4 x double> %a1, i8 %mask) {
   ;CHECK-LABEL: stack_fold_insertf64x4_maskz
   ;CHECK:       vinsertf64x4 $1, {{-?[0-9]*}}(%rsp), {{%zmm[0-9][0-9]*}}, {{%zmm[0-9][0-9]*}} {{{%k[1-7]}}} {z} {{.*#+}} 32-byte Folded Reload
-  %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
+  %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{flags}"()
   %2 = shufflevector <4 x double> %a0, <4 x double> %a1, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
   %3 = bitcast i8 %mask to <8 x i1>
   %4 = select <8 x i1> %3, <8 x double> %2, <8 x double> zeroinitializer