From: Daniel Cederman <cederman@gaisler.com>
Date: Mon, 16 Jul 2018 12:28:26 +0000 (+0000)
Subject: [Sparc] Use the correct encoding for ta 3
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=84ab5c258acf44e55634e7a970e90bfe664a55b0;p=llvm

[Sparc] Use the correct encoding for ta 3

Summary: The old encoding generated a "tn %g1 + 3" instruction instead
of the expected "ta 3".

Reviewers: venkatra, jyknight

Reviewed By: jyknight

Subscribers: fedor.sergeev, jrtc27, llvm-commits

Differential Revision: https://reviews.llvm.org/D49171

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@337165 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/Sparc/SparcInstrInfo.td b/lib/Target/Sparc/SparcInstrInfo.td
index 7541e3e2c60..9dee18f2563 100644
--- a/lib/Target/Sparc/SparcInstrInfo.td
+++ b/lib/Target/Sparc/SparcInstrInfo.td
@@ -421,7 +421,7 @@ let hasSideEffects = 1, mayStore = 1 in {
     def FLUSHW : F3_1<0b10, 0b101011, (outs), (ins),
                       "flushw",
                       [(flushw)]>, Requires<[HasV9]>;
-  let rd = 0, rs1 = 1, simm13 = 3 in
+  let rd = 8, rs1 = 0, simm13 = 3 in
     def TA3 : F3_2<0b10, 0b111010, (outs), (ins),
                    "ta 3",
                    [(flushw)]>;
diff --git a/test/CodeGen/SPARC/2011-01-11-FrameAddr.ll b/test/CodeGen/SPARC/2011-01-11-FrameAddr.ll
index 1c8e7d8636f..0d0ce0e28cb 100644
--- a/test/CodeGen/SPARC/2011-01-11-FrameAddr.ll
+++ b/test/CodeGen/SPARC/2011-01-11-FrameAddr.ll
@@ -1,6 +1,6 @@
-;RUN: llc -march=sparc < %s | FileCheck %s -check-prefix=V8
+;RUN: llc -march=sparc -show-mc-encoding < %s | FileCheck %s -check-prefix=V8
 ;RUN: llc -march=sparc -mattr=v9 < %s | FileCheck %s -check-prefix=V9
-;RUN: llc -march=sparc -regalloc=basic < %s | FileCheck %s -check-prefix=V8
+;RUN: llc -march=sparc -show-mc-encoding -regalloc=basic < %s | FileCheck %s -check-prefix=V8
 ;RUN: llc -march=sparc -regalloc=basic -mattr=v9 < %s | FileCheck %s -check-prefix=V9
 ;RUN: llc -march=sparcv9  < %s | FileCheck %s -check-prefix=SPARC64
 
@@ -31,7 +31,7 @@ entry:
 define i8* @frameaddr2() nounwind readnone {
 entry:
 ;V8-LABEL: frameaddr2:
-;V8: ta 3
+;V8: ta 3 ! encoding: [0x91,0xd0,0x20,0x03]
 ;V8: ld [%fp+56], {{.+}}
 ;V8: ld [{{.+}}+56], {{.+}}
 ;V8: ld [{{.+}}+56], {{.+}}