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| author | Bill Wendling <isanbard@gmail.com> | 2013-11-27 06:36:20 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2013-11-27 06:36:20 +0000 |
| commit | b1df5b013a38ab7381630af8b3142c56f604d85b (patch) | |
| tree | 6d3f82b7a7e0eff18a5350781eb047d08bf9bfed /test/CodeGen | |
| parent | a0d44fe4cd92c11466b82af4f5089af845a2eeb5 (diff) | |
| download | llvm-b1df5b013a38ab7381630af8b3142c56f604d85b.tar.gz llvm-b1df5b013a38ab7381630af8b3142c56f604d85b.tar.bz2 llvm-b1df5b013a38ab7381630af8b3142c56f604d85b.tar.xz | |
Merging r195779:
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r195779 | hliao | 2013-11-26 12:31:31 -0800 (Tue, 26 Nov 2013) | 7 lines
Fix PR18054
- Fix bug in (vsext (vzext x)) -> (vsext x) in SIGN_EXTEND_IN_REG
lowering where we need to check whether x is a vector type (in-reg
type) of i8, i16 or i32; otherwise, that optimization is not valid.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_34@195821 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
| -rw-r--r-- | test/CodeGen/X86/pr18054.ll | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/test/CodeGen/X86/pr18054.ll b/test/CodeGen/X86/pr18054.ll new file mode 100644 index 0000000000..b7af516180 --- /dev/null +++ b/test/CodeGen/X86/pr18054.ll @@ -0,0 +1,10 @@ +; RUN: llc < %s -mtriple=x86_64-pc-linux -mcpu=penryn | FileCheck %s + +define void @foo(<16 x i32>* %p, <16 x i1> %x) { + %ret = sext <16 x i1> %x to <16 x i32> + store <16 x i32> %ret, <16 x i32>* %p + ret void +; CHECK: foo +; CHECK-NOT: pmovsxbd +; CHECK: ret +} |