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| author | Evan Cheng <evan.cheng@apple.com> | 2009-01-02 05:29:08 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-01-02 05:29:08 +0000 |
| commit | 52ceafa5c7f86de19c8a98d9686e213a2985c061 (patch) | |
| tree | cf22341738bf156bbd719b676cedbf7c3b092622 /test/CodeGen/X86/vec_extract.ll | |
| parent | ccc776fd83b4d200f54cd84af71888e9a740f8fd (diff) | |
| download | llvm-52ceafa5c7f86de19c8a98d9686e213a2985c061.tar.gz llvm-52ceafa5c7f86de19c8a98d9686e213a2985c061.tar.bz2 llvm-52ceafa5c7f86de19c8a98d9686e213a2985c061.tar.xz | |
Use movaps / movd to extract vector element 0 even with sse4.1. It's still cheaper than pextrw especially if the value is in memory.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61555 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/vec_extract.ll')
| -rw-r--r-- | test/CodeGen/X86/vec_extract.ll | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/test/CodeGen/X86/vec_extract.ll b/test/CodeGen/X86/vec_extract.ll index b45f9398e4..f1f009ec81 100644 --- a/test/CodeGen/X86/vec_extract.ll +++ b/test/CodeGen/X86/vec_extract.ll @@ -1,4 +1,4 @@ -; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 -o %t -f +; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2,-sse41 -o %t -f ; RUN: grep movss %t | count 3 ; RUN: grep movhlps %t | count 1 ; RUN: grep pshufd %t | count 1 |