forked from OSchip/llvm-project
26 lines
993 B
LLVM
26 lines
993 B
LLVM
; RUN: llvm-as < %s | llc -march=x86 -mcpu=penryn -disable-mmx -o %t -f
|
|
; RUN: grep unpcklpd %t | count 1
|
|
; RUN: grep movapd %t | count 1
|
|
; RUN: grep movaps %t | count 1
|
|
|
|
; Shows a dag combine bug that will generate an illegal build vector
|
|
; with v2i64 build_vector i32, i32.
|
|
|
|
define void @test(<2 x double>* %dst, <4 x double> %src) nounwind {
|
|
entry:
|
|
%tmp7.i = shufflevector <4 x double> %src, <4 x double> undef, <2 x i32> < i32 0, i32 2 >
|
|
store <2 x double> %tmp7.i, <2 x double>* %dst
|
|
ret void
|
|
}
|
|
|
|
define void @test2(<4 x i16>* %src, <4 x i32>* %dest) nounwind {
|
|
entry:
|
|
%tmp1 = load <4 x i16>* %src
|
|
%tmp3 = shufflevector <4 x i16> %tmp1, <4 x i16> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef>
|
|
%0 = tail call <4 x i32> @llvm.x86.sse41.pmovzxwd(<8 x i16> %tmp3)
|
|
store <4 x i32> %0, <4 x i32>* %dest
|
|
ret void
|
|
}
|
|
|
|
declare <4 x i32> @llvm.x86.sse41.pmovzxwd(<8 x i16>) nounwind readnone
|