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| author | Evan Cheng <evan.cheng@apple.com> | 2010-03-26 00:07:25 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2010-03-26 00:07:25 +0000 |
| commit | 9f689486094303aff800093cf36d95023da02025 (patch) | |
| tree | 354a47a79dba636c00b88c6f863e7b1d417d8014 /test | |
| parent | 1feeadac1baa7c8725dcd8755abfe90d8defb7df (diff) | |
| download | llvm-9f689486094303aff800093cf36d95023da02025.tar.gz llvm-9f689486094303aff800093cf36d95023da02025.tar.bz2 llvm-9f689486094303aff800093cf36d95023da02025.tar.xz | |
Try trivial remat before the coalescer gives up on a vr / physreg coalescing for fear of tying up a physical register.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99575 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/X86/2009-02-26-MachineLICMBug.ll | 9 | ||||
| -rw-r--r-- | test/CodeGen/X86/phys_subreg_coalesce-2.ll | 2 | ||||
| -rw-r--r-- | test/CodeGen/X86/pr2659.ll | 8 |
3 files changed, 17 insertions, 2 deletions
diff --git a/test/CodeGen/X86/2009-02-26-MachineLICMBug.ll b/test/CodeGen/X86/2009-02-26-MachineLICMBug.ll index ae723f0c29..d9655fd19b 100644 --- a/test/CodeGen/X86/2009-02-26-MachineLICMBug.ll +++ b/test/CodeGen/X86/2009-02-26-MachineLICMBug.ll @@ -1,5 +1,7 @@ ; RUN: llc < %s -march=x86-64 -mattr=+sse3 -stats |& grep {2 machine-licm} +; RUN: llc < %s -march=x86-64 -mattr=+sse3 | FileCheck %s ; rdar://6627786 +; rdar://7792037 target triple = "x86_64-apple-darwin10.0" %struct.Key = type { i64 } @@ -11,6 +13,13 @@ entry: br label %bb4 bb4: ; preds = %bb.i, %bb26, %bb4, %entry +; CHECK: %bb4 +; CHECK: xorb +; CHECK: callq +; CHECK: movq +; CHECK: xorl +; CHECK: xorb + %0 = call i32 (...)* @xxGetOffsetForCode(i32 undef) nounwind ; <i32> [#uses=0] %ins = or i64 %p, 2097152 ; <i64> [#uses=1] %1 = call i32 (...)* @xxCalculateMidType(%struct.Key* %desc, i32 0) nounwind ; <i32> [#uses=1] diff --git a/test/CodeGen/X86/phys_subreg_coalesce-2.ll b/test/CodeGen/X86/phys_subreg_coalesce-2.ll index 60ec2645c2..23c509c993 100644 --- a/test/CodeGen/X86/phys_subreg_coalesce-2.ll +++ b/test/CodeGen/X86/phys_subreg_coalesce-2.ll @@ -1,4 +1,4 @@ -; RUN: llc < %s -march=x86 | grep mov | count 6 +; RUN: llc < %s -march=x86 | grep mov | count 5 ; PR2659 define i32 @binomial(i32 %n, i32 %k) nounwind { diff --git a/test/CodeGen/X86/pr2659.ll b/test/CodeGen/X86/pr2659.ll index 01bb9f14f6..27047dfdfd 100644 --- a/test/CodeGen/X86/pr2659.ll +++ b/test/CodeGen/X86/pr2659.ll @@ -1,4 +1,5 @@ -; RUN: llc < %s -march=x86 -mtriple=i686-apple-darwin9.4.0 | grep movl | count 6 +; RUN: llc < %s -march=x86 -mtriple=i686-apple-darwin9.4.0 | grep movl | count 5 +; RUN: llc < %s -march=x86 -mtriple=i686-apple-darwin9.4.0 | FileCheck %s ; PR2659 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" @@ -13,6 +14,11 @@ forcond.preheader: ; preds = %entry %cmp44 = icmp eq i32 %k, 0 ; <i1> [#uses=1] br i1 %cmp44, label %afterfor, label %forbody +; CHECK: %forcond.preheader.forbody_crit_edge +; CHECK: movl $1 +; CHECK-NOT: xorl +; CHECK-NEXT: movl $1 + ifthen: ; preds = %entry ret i32 0 |