llvm-6502/test/CodeGen/X86/vec_ins_extract.ll

54 lines
2.0 KiB
LLVM
Raw Normal View History

; RUN: llvm-upgrade < %s | llvm-as | opt -scalarrepl -instcombine | \
; RUN: llc -march=x86 -mcpu=yonah &&
; RUN: llvm-upgrade < %s | llvm-as | opt -scalarrepl -instcombine | \
; RUN: llc -march=x86 -mcpu=yonah | not grep sub.*esp
; This checks that various insert/extract idiom work without going to the
; stack.
void %test(<4 x float>* %F, float %f) {
entry:
%tmp = load <4 x float>* %F ; <<4 x float>> [#uses=2]
%tmp3 = add <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1]
%tmp10 = insertelement <4 x float> %tmp3, float %f, uint 0 ; <<4 x float>> [#uses=2]
%tmp6 = add <4 x float> %tmp10, %tmp10 ; <<4 x float>> [#uses=1]
store <4 x float> %tmp6, <4 x float>* %F
ret void
}
void %test2(<4 x float>* %F, float %f) {
entry:
%G = alloca <4 x float>, align 16 ; <<4 x float>*> [#uses=3]
%tmp = load <4 x float>* %F ; <<4 x float>> [#uses=2]
%tmp3 = add <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1]
store <4 x float> %tmp3, <4 x float>* %G
%tmp = getelementptr <4 x float>* %G, int 0, int 2 ; <float*> [#uses=1]
store float %f, float* %tmp
%tmp4 = load <4 x float>* %G ; <<4 x float>> [#uses=2]
%tmp6 = add <4 x float> %tmp4, %tmp4 ; <<4 x float>> [#uses=1]
store <4 x float> %tmp6, <4 x float>* %F
ret void
}
void %test3(<4 x float>* %F, float* %f) {
entry:
%G = alloca <4 x float>, align 16 ; <<4 x float>*> [#uses=2]
%tmp = load <4 x float>* %F ; <<4 x float>> [#uses=2]
%tmp3 = add <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1]
store <4 x float> %tmp3, <4 x float>* %G
%tmp = getelementptr <4 x float>* %G, int 0, int 2 ; <float*> [#uses=1]
%tmp = load float* %tmp ; <float> [#uses=1]
store float %tmp, float* %f
ret void
}
void %test4(<4 x float>* %F, float* %f) {
entry:
%tmp = load <4 x float>* %F ; <<4 x float>> [#uses=2]
%tmp5.lhs = extractelement <4 x float> %tmp, uint 0 ; <float> [#uses=1]
%tmp5.rhs = extractelement <4 x float> %tmp, uint 0 ; <float> [#uses=1]
%tmp5 = add float %tmp5.lhs, %tmp5.rhs ; <float> [#uses=1]
store float %tmp5, float* %f
ret void
}