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| author | Elena Demikhovsky <elena.demikhovsky@intel.com> | 2013-06-26 10:55:03 +0000 |
|---|---|---|
| committer | Elena Demikhovsky <elena.demikhovsky@intel.com> | 2013-06-26 10:55:03 +0000 |
| commit | 87070fe1073b1e95748d987af0810d02aac43603 (patch) | |
| tree | 29608b26070b26a78bd0a59f77b096fa30556407 /test/CodeGen/X86/avx-shift.ll | |
| parent | d4429214a2dffcfd8f97956ac8b1a67c4795d242 (diff) | |
| download | llvm-87070fe1073b1e95748d987af0810d02aac43603.tar.gz llvm-87070fe1073b1e95748d987af0810d02aac43603.tar.bz2 llvm-87070fe1073b1e95748d987af0810d02aac43603.tar.xz | |
Optimized integer vector multiplication operation by replacing it with shift/xor/sub when it is possible. Fixed a bug in SDIV, where the const operand is not a splat constant vector.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184931 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/avx-shift.ll')
| -rw-r--r-- | test/CodeGen/X86/avx-shift.ll | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/test/CodeGen/X86/avx-shift.ll b/test/CodeGen/X86/avx-shift.ll index 01eb7361e2..d79dfcc076 100644 --- a/test/CodeGen/X86/avx-shift.ll +++ b/test/CodeGen/X86/avx-shift.ll @@ -103,9 +103,10 @@ define <32 x i8> @vshift12(<32 x i8> %a) nounwind readnone { ;;; Support variable shifts ; CHECK: _vshift08 -; CHECK: vextractf128 $1 ; CHECK: vpslld $23 +; CHECK: vextractf128 $1 ; CHECK: vpslld $23 +; CHECK: ret define <8 x i32> @vshift08(<8 x i32> %a) nounwind { %bitop = shl <8 x i32> <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>, %a ret <8 x i32> %bitop |