llvm/test/CodeGen/PowerPC/vcmp-fold.ll
2007-08-15 13:36:28 +00:00

22 lines
986 B
LLVM

; This should fold the "vcmpbfp." and "vcmpbfp" instructions into a single
; "vcmpbfp.".
; RUN: llvm-upgrade < %s | llvm-as | llc -march=ppc32 -mcpu=g5 | grep vcmpbfp | count 1
void %test(<4 x float>* %x, <4 x float>* %y, int* %P) {
entry:
%tmp = load <4 x float>* %x ; <<4 x float>> [#uses=1]
%tmp2 = load <4 x float>* %y ; <<4 x float>> [#uses=1]
%tmp = call int %llvm.ppc.altivec.vcmpbfp.p( int 1, <4 x float> %tmp, <4 x float> %tmp2 ) ; <int> [#uses=1]
%tmp4 = load <4 x float>* %x ; <<4 x float>> [#uses=1]
%tmp6 = load <4 x float>* %y ; <<4 x float>> [#uses=1]
%tmp = call <4 x int> %llvm.ppc.altivec.vcmpbfp( <4 x float> %tmp4, <4 x float> %tmp6 ) ; <<4 x int>> [#uses=1]
%tmp7 = cast <4 x int> %tmp to <4 x float> ; <<4 x float>> [#uses=1]
store <4 x float> %tmp7, <4 x float>* %x
store int %tmp, int* %P
ret void
}
declare int %llvm.ppc.altivec.vcmpbfp.p(int, <4 x float>, <4 x float>)
declare <4 x int> %llvm.ppc.altivec.vcmpbfp(<4 x float>, <4 x float>)