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| author | Dale Johannesen <dalej@apple.com> | 2010-02-02 02:08:02 +0000 |
|---|---|---|
| committer | Dale Johannesen <dalej@apple.com> | 2010-02-02 02:08:02 +0000 |
| commit | 5ce0ee9c099deb18d432c665d74634b0373071c7 (patch) | |
| tree | 8693382f3997cf49bba2c26f0e75c46fb81d7e87 /test/CodeGen | |
| parent | 44eedb980536b91adb6c2add0ba4a02d16041d20 (diff) | |
| download | llvm-5ce0ee9c099deb18d432c665d74634b0373071c7.tar.gz llvm-5ce0ee9c099deb18d432c665d74634b0373071c7.tar.bz2 llvm-5ce0ee9c099deb18d432c665d74634b0373071c7.tar.xz | |
Make local RA smarter about reusing input register of a copy
as output. Needed for (functional) correctness in inline asm,
and should be generally beneficial. 7361612.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95050 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
| -rw-r--r-- | test/CodeGen/PowerPC/2007-04-30-InlineAsmEarlyClobber.ll | 4 | ||||
| -rw-r--r-- | test/CodeGen/X86/phys-reg-local-regalloc.ll | 2 |
2 files changed, 4 insertions, 2 deletions
diff --git a/test/CodeGen/PowerPC/2007-04-30-InlineAsmEarlyClobber.ll b/test/CodeGen/PowerPC/2007-04-30-InlineAsmEarlyClobber.ll index c4ed1663a4..d1d28ae15b 100644 --- a/test/CodeGen/PowerPC/2007-04-30-InlineAsmEarlyClobber.ll +++ b/test/CodeGen/PowerPC/2007-04-30-InlineAsmEarlyClobber.ll @@ -1,7 +1,7 @@ ; RUN: llc < %s | grep {subfc r3,r5,r4} ; RUN: llc < %s | grep {subfze r4,r2} -; RUN: llc < %s -regalloc=local | grep {subfc r5,r4,r3} -; RUN: llc < %s -regalloc=local | grep {subfze r2,r2} +; RUN: llc < %s -regalloc=local | grep {subfc r2,r5,r4} +; RUN: llc < %s -regalloc=local | grep {subfze r3,r3} ; The first argument of subfc must not be the same as any other register. ; PR1357 diff --git a/test/CodeGen/X86/phys-reg-local-regalloc.ll b/test/CodeGen/X86/phys-reg-local-regalloc.ll index e5e2d4bb23..045841e724 100644 --- a/test/CodeGen/X86/phys-reg-local-regalloc.ll +++ b/test/CodeGen/X86/phys-reg-local-regalloc.ll @@ -1,4 +1,6 @@ ; RUN: llc < %s -march=x86 -mtriple=i386-apple-darwin9 -regalloc=local | FileCheck %s +; RUN: llc -O0 < %s -march=x86 -mtriple=i386-apple-darwin9 -regalloc=local | FileCheck %s +; CHECKed instructions should be the same with or without -O0. @.str = private constant [12 x i8] c"x + y = %i\0A\00", align 1 ; <[12 x i8]*> [#uses=1] |