llvm-mirror/test/CodeGen/X86/2011-12-06-AVXVectorExtractCombine.ll

; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx | FileCheck %s
; PR11494

define void @test(<4 x i32>* nocapture %p) nounwind {
  ; CHECK-LABEL: test:
  ; CHECK: vpxor %xmm0, %xmm0, %xmm0
  ; CHECK-NEXT: vpmaxsd {{.*}}, %xmm0, %xmm0
  ; CHECK-NEXT: vmovdqu	%xmm0, (%rdi)
  ; CHECK-NEXT: ret
  %a = call <4 x i32> @llvm.x86.sse41.pmaxsd(<4 x i32> <i32 -8, i32 -9, i32 -10, i32 -11>, <4 x i32> zeroinitializer) nounwind
  %b = shufflevector <4 x i32> %a, <4 x i32> undef, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 0, i32 1, i32 2, i32 3>
  %c = shufflevector <8 x i32> %b, <8 x i32> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7>
  store <4 x i32> %c, <4 x i32>* %p, align 1
  ret void
}

declare <4 x i32> @llvm.x86.sse41.pminsd(<4 x i32>, <4 x i32>) nounwind readnone
declare <4 x i32> @llvm.x86.sse41.pmaxsd(<4 x i32>, <4 x i32>) nounwind readnone
Fix an optimization involving EXTRACT_SUBVECTOR in DAGCombine so it behaves correctly. PR11494. llvm-svn: 145996 2011-12-07 01:11:56 +01:00			`; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx \| FileCheck %s`
			`; PR11494`

			`define void @test(<4 x i32>* nocapture %p) nounwind {`
Mass update to CodeGen tests to use CHECK-LABEL for labels corresponding to function definitions for more informative error messages. No functionality change and all updated tests passed locally. This update was done with the following bash script: find test/CodeGen -name ".ll" \| \ while read NAME; do echo "$NAME" if ! grep -q "^; RUN: llc.debug" $NAME; then TEMP=`mktemp -t temp` cp $NAME $TEMP sed -n "s/^define [^@]@\([A-Za-z0-9_]\)(.$/\1/p" < $NAME \| \ while read FUNC; do sed -i '' "s/;\(.\)\([A-Za-z0-9_-]\):\( \)$FUNC: \$/;\1\2-LABEL:\3$FUNC:/g" $TEMP done sed -i '' "s/;\(.\)-LABEL-LABEL:/;\1-LABEL:/" $TEMP sed -i '' "s/;\(.\)-NEXT-LABEL:/;\1-NEXT:/" $TEMP sed -i '' "s/;\(.\)-NOT-LABEL:/;\1-NOT:/" $TEMP sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP mv $TEMP $NAME fi done llvm-svn: 186280 2013-07-14 08:24:09 +02:00			`; CHECK-LABEL: test:`
Fix an optimization involving EXTRACT_SUBVECTOR in DAGCombine so it behaves correctly. PR11494. llvm-svn: 145996 2011-12-07 01:11:56 +01:00			`; CHECK: vpxor %xmm0, %xmm0, %xmm0`
			`; CHECK-NEXT: vpmaxsd {{.*}}, %xmm0, %xmm0`
			`; CHECK-NEXT: vmovdqu %xmm0, (%rdi)`
			`; CHECK-NEXT: ret`
			`%a = call <4 x i32> @llvm.x86.sse41.pmaxsd(<4 x i32> <i32 -8, i32 -9, i32 -10, i32 -11>, <4 x i32> zeroinitializer) nounwind`
			`%b = shufflevector <4 x i32> %a, <4 x i32> undef, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 0, i32 1, i32 2, i32 3>`
			`%c = shufflevector <8 x i32> %b, <8 x i32> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7>`
			`store <4 x i32> %c, <4 x i32>* %p, align 1`
			`ret void`
			`}`

			`declare <4 x i32> @llvm.x86.sse41.pminsd(<4 x i32>, <4 x i32>) nounwind readnone`
			`declare <4 x i32> @llvm.x86.sse41.pmaxsd(<4 x i32>, <4 x i32>) nounwind readnone`