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975f2428ba
via two paths, process it once not twice, d'oh! Analysis, testcase and original patch thanks to Mon Ping Wang. llvm-svn: 62169
22 lines
2.5 KiB
LLVM
22 lines
2.5 KiB
LLVM
; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 -disable-mmx -enable-legalize-types-checking
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declare <2 x double> @llvm.x86.sse2.min.pd(<2 x double>, <2 x double>) nounwind readnone
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define void @__mindd16(<16 x double>* sret %vec.result, <16 x double> %x, double %y) nounwind {
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entry:
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%tmp3.i = shufflevector <16 x double> zeroinitializer, <16 x double> undef, <8 x i32> < i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7 > ; <<8 x double>> [#uses=1]
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%tmp10.i.i = shufflevector <8 x double> %tmp3.i, <8 x double> undef, <4 x i32> < i32 4, i32 5, i32 6, i32 7 > ; <<4 x double>> [#uses=1]
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%tmp3.i2.i.i = shufflevector <4 x double> %tmp10.i.i, <4 x double> undef, <2 x i32> < i32 0, i32 1 > ; <<2 x double>> [#uses=1]
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%0 = tail call <2 x double> @llvm.x86.sse2.min.pd(<2 x double> zeroinitializer, <2 x double> %tmp3.i2.i.i) nounwind ; <<2 x double>> [#uses=1]
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%tmp5.i3.i.i = shufflevector <2 x double> %0, <2 x double> undef, <4 x i32> < i32 0, i32 1, i32 undef, i32 undef > ; <<4 x double>> [#uses=1]
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%tmp6.i4.i.i = shufflevector <4 x double> zeroinitializer, <4 x double> %tmp5.i3.i.i, <4 x i32> < i32 4, i32 5, i32 2, i32 3 > ; <<4 x double>> [#uses=1]
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%tmp14.i8.i.i = shufflevector <4 x double> %tmp6.i4.i.i, <4 x double> zeroinitializer, <4 x i32> < i32 0, i32 1, i32 4, i32 5 > ; <<4 x double>> [#uses=1]
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%tmp13.i.i = shufflevector <4 x double> %tmp14.i8.i.i, <4 x double> undef, <8 x i32> < i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef > ; <<8 x double>> [#uses=1]
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%tmp14.i.i = shufflevector <8 x double> zeroinitializer, <8 x double> %tmp13.i.i, <8 x i32> < i32 0, i32 1, i32 2, i32 3, i32 8, i32 9, i32 10, i32 11 > ; <<8 x double>> [#uses=1]
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%tmp5.i = shufflevector <8 x double> %tmp14.i.i, <8 x double> undef, <16 x i32> < i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef > ; <<16 x double>> [#uses=1]
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%tmp6.i = shufflevector <16 x double> %x, <16 x double> %tmp5.i, <16 x i32> < i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15 > ; <<16 x double>> [#uses=1]
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%tmp14.i = shufflevector <16 x double> %tmp6.i, <16 x double> zeroinitializer, <16 x i32> < i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23 > ; <<16 x double>> [#uses=1]
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store <16 x double> %tmp14.i, <16 x double>* %vec.result
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ret void
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}
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