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3a9c51f256
Add a testcase for the above transformation. Fix a bogus use of APInt noticed while tracking this down. llvm-svn: 90423
30 lines
1.6 KiB
LLVM
30 lines
1.6 KiB
LLVM
; RUN: llc < %s -march=x86 -mcpu=penryn -disable-mmx | FileCheck %s
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declare <4 x float> @llvm.x86.sse41.blendvps(<4 x float>, <4 x float>, <4 x float>) nounwind readnone
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declare <8 x i16> @llvm.x86.sse41.packusdw(<4 x i32>, <4 x i32>) nounwind readnone
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declare <4 x i32> @llvm.x86.sse41.pmaxsd(<4 x i32>, <4 x i32>) nounwind readnone
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define void @blackDespeckle_wrapper(i8** %args_list, i64* %gtid, i64 %xend) {
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entry:
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; CHECK-NOT: set
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; CHECK: pcmpgt
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; CHECK: blendvps
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%shr.i = ashr <4 x i32> zeroinitializer, <i32 3, i32 3, i32 3, i32 3> ; <<4 x i32>> [#uses=1]
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%cmp318.i = sext <4 x i1> zeroinitializer to <4 x i32> ; <<4 x i32>> [#uses=1]
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%sub322.i = sub <4 x i32> %shr.i, zeroinitializer ; <<4 x i32>> [#uses=1]
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%cmp323.x = icmp slt <4 x i32> zeroinitializer, %sub322.i ; <<4 x i1>> [#uses=1]
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%cmp323.i = sext <4 x i1> %cmp323.x to <4 x i32> ; <<4 x i32>> [#uses=1]
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%or.i = or <4 x i32> %cmp318.i, %cmp323.i ; <<4 x i32>> [#uses=1]
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%tmp10.i83.i = bitcast <4 x i32> %or.i to <4 x float> ; <<4 x float>> [#uses=1]
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%0 = call <4 x float> @llvm.x86.sse41.blendvps(<4 x float> undef, <4 x float> undef, <4 x float> %tmp10.i83.i) nounwind ; <<4 x float>> [#uses=1]
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%conv.i.i15.i = bitcast <4 x float> %0 to <4 x i32> ; <<4 x i32>> [#uses=1]
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%swz.i.i28.i = shufflevector <4 x i32> %conv.i.i15.i, <4 x i32> undef, <2 x i32> <i32 0, i32 1> ; <<2 x i32>> [#uses=1]
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%tmp6.i29.i = bitcast <2 x i32> %swz.i.i28.i to <4 x i16> ; <<4 x i16>> [#uses=1]
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%swz.i30.i = shufflevector <4 x i16> %tmp6.i29.i, <4 x i16> undef, <2 x i32> <i32 0, i32 1> ; <<2 x i16>> [#uses=1]
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store <2 x i16> %swz.i30.i, <2 x i16>* undef
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unreachable
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ret void
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}
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