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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2013-10-23 21:06:07 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2013-10-23 21:06:07 +0000 |
| commit | 0ccab2d66ce14a4d58c60abe084b00f69907675b (patch) | |
| tree | 33b276add0e33fd1639c6c3ddf71acaf5e5a9bda /llvm/test/CodeGen/X86/avx-trunc.ll | |
| parent | 0eb8bbdeab4eee10abf9309c56a201cfc5e1edbe (diff) | |
| download | bcm5719-llvm-0ccab2d66ce14a4d58c60abe084b00f69907675b.tar.gz bcm5719-llvm-0ccab2d66ce14a4d58c60abe084b00f69907675b.zip | |
X86: Custom lower sext v16i8 to v16i16, and the corresponding truncate.
Also update the cost model.
llvm-svn: 193270
Diffstat (limited to 'llvm/test/CodeGen/X86/avx-trunc.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/avx-trunc.ll | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/llvm/test/CodeGen/X86/avx-trunc.ll b/llvm/test/CodeGen/X86/avx-trunc.ll index d0077366444..58d0a356909 100644 --- a/llvm/test/CodeGen/X86/avx-trunc.ll +++ b/llvm/test/CodeGen/X86/avx-trunc.ll @@ -12,4 +12,9 @@ define <8 x i16> @trunc_32_16(<8 x i32> %A) nounwind uwtable readnone ssp{ %B = trunc <8 x i32> %A to <8 x i16> ret <8 x i16>%B } - +define <16 x i8> @trunc_16_8(<16 x i16> %A) nounwind uwtable readnone ssp{ +; CHECK-LABEL: trunc_16_8 +; CHECK: pshufb + %B = trunc <16 x i16> %A to <16 x i8> + ret <16 x i8> %B +} |
