Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/memset-sse-stack-realignment.ll @ 33:e4204d083e25
LLVM 3.5
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Thu, 12 Dec 2013 14:32:10 +0900 |
parents | 95c75e76d11b |
children |
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; Make sure that we realign the stack. Mingw32 uses 4 byte stack alignment, we ; need 16 bytes for SSE and 32 bytes for AVX. ; RUN: llc < %s -mtriple=i386-pc-mingw32 -mcpu=pentium2 | FileCheck %s -check-prefix=NOSSE ; RUN: llc < %s -mtriple=i386-pc-mingw32 -mcpu=pentium3 | FileCheck %s -check-prefix=SSE1 ; RUN: llc < %s -mtriple=i386-pc-mingw32 -mcpu=yonah | FileCheck %s -check-prefix=SSE2 ; RUN: llc < %s -mtriple=i386-pc-mingw32 -mcpu=corei7-avx | FileCheck %s -check-prefix=AVX1 ; RUN: llc < %s -mtriple=i386-pc-mingw32 -mcpu=core-avx2 | FileCheck %s -check-prefix=AVX2 define void @test1(i32 %t) nounwind { %tmp1210 = alloca i8, i32 32, align 4 call void @llvm.memset.p0i8.i64(i8* %tmp1210, i8 0, i64 32, i32 4, i1 false) %x = alloca i8, i32 %t call void @dummy(i8* %x) ret void ; NOSSE-LABEL: test1: ; NOSSE-NOT: and ; NOSSE: movl $0 ; SSE1-LABEL: test1: ; SSE1: andl $-16 ; SSE1: movl %esp, %esi ; SSE1: movaps ; SSE2-LABEL: test1: ; SSE2: andl $-16 ; SSE2: movl %esp, %esi ; SSE2: movaps ; AVX1-LABEL: test1: ; AVX1: andl $-32 ; AVX1: movl %esp, %esi ; AVX1: vmovaps %ymm ; AVX2-LABEL: test1: ; AVX2: andl $-32 ; AVX2: movl %esp, %esi ; AVX2: vmovaps %ymm } define void @test2(i32 %t) nounwind { %tmp1210 = alloca i8, i32 16, align 4 call void @llvm.memset.p0i8.i64(i8* %tmp1210, i8 0, i64 16, i32 4, i1 false) %x = alloca i8, i32 %t call void @dummy(i8* %x) ret void ; NOSSE-LABEL: test2: ; NOSSE-NOT: and ; NOSSE: movl $0 ; SSE1-LABEL: test2: ; SSE1: andl $-16 ; SSE1: movl %esp, %esi ; SSE1: movaps ; SSE2-LABEL: test2: ; SSE2: andl $-16 ; SSE2: movl %esp, %esi ; SSE2: movaps ; AVX1-LABEL: test2: ; AVX1: andl $-16 ; AVX1: movl %esp, %esi ; AVX1: vmovaps %xmm ; AVX2-LABEL: test2: ; AVX2: andl $-16 ; AVX2: movl %esp, %esi ; AVX2: vmovaps %xmm } declare void @dummy(i8*) declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind