diff options
Diffstat (limited to 'llvm/test/CodeGen/X86/extract-store.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/extract-store.ll | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/llvm/test/CodeGen/X86/extract-store.ll b/llvm/test/CodeGen/X86/extract-store.ll index 27d93804ba6..801ecc9ada6 100644 --- a/llvm/test/CodeGen/X86/extract-store.ll +++ b/llvm/test/CodeGen/X86/extract-store.ll @@ -1,7 +1,8 @@ ; RUN: llc < %s -o - -mcpu=generic -march=x86-64 -mattr=+sse4.1 | FileCheck %s -check-prefix=SSE41 ; RUN: llc < %s -o - -mcpu=generic -march=x86-64 -mattr=+avx | FileCheck %s -check-prefix=AVX -define void @pextrb(i8* nocapture %dst, <16 x i8> %foo) { +; CHECK-LABEL: extract_i8 +define void @extract_i8(i8* nocapture %dst, <16 x i8> %foo) { ; AVX: vpextrb ; SSE41: pextrb ; AVX-NOT: movb @@ -11,12 +12,35 @@ define void @pextrb(i8* nocapture %dst, <16 x i8> %foo) { ret void } -define void @pextrw(i16* nocapture %dst, <8 x i16> %foo) { +; CHECK-LABEL: extract_i16 +define void @extract_i16(i16* nocapture %dst, <8 x i16> %foo) { ; AVX: vpextrw ; SSE41: pextrw ; AVX-NOT: movw ; SSE41-NOT: movw - %vecext = extractelement <8 x i16> %foo, i32 15 + %vecext = extractelement <8 x i16> %foo, i32 7 + store i16 %vecext, i16* %dst, align 1 + ret void +} + +; CHECK-LABEL: extract_i8_undef +define void @extract_i8_undef(i8* nocapture %dst, <16 x i8> %foo) { +; AVX-NOT: vpextrb +; SSE41-NOT: pextrb +; AVX-NOT: movb +; SSE41-NOT: movb + %vecext = extractelement <16 x i8> %foo, i32 16 ; undef + store i8 %vecext, i8* %dst, align 1 + ret void +} + +; CHECK-LABEL: extract_i16_undef +define void @extract_i16_undef(i16* nocapture %dst, <8 x i16> %foo) { +; AVX-NOT: vpextrw +; SSE41-NOT: pextrw +; AVX-NOT: movw +; SSE41-NOT: movw + %vecext = extractelement <8 x i16> %foo, i32 9 ; undef store i16 %vecext, i16* %dst, align 1 ret void } |
