xref: /llvm-project/llvm/test/CodeGen/PowerPC/vcmp-fold.ll (revision 5403c59c608c08c8ecd4303763f08eb046eb5e4d) 
1; This should fold the "vcmpbfp." and "vcmpbfp" instructions into a single
2; "vcmpbfp.".
3; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- -mcpu=g5 | grep vcmpbfp | count 1
4
5
6define void @test(ptr %x, ptr %y, ptr %P) {
7entry:
8	%tmp = load <4 x float>, ptr %x		; <<4 x float>> [#uses=1]
9	%tmp2 = load <4 x float>, ptr %y		; <<4 x float>> [#uses=1]
10	%tmp.upgrd.1 = call i32 @llvm.ppc.altivec.vcmpbfp.p( i32 1, <4 x float> %tmp, <4 x float> %tmp2 )		; <i32> [#uses=1]
11	%tmp4 = load <4 x float>, ptr %x		; <<4 x float>> [#uses=1]
12	%tmp6 = load <4 x float>, ptr %y		; <<4 x float>> [#uses=1]
13	%tmp.upgrd.2 = call <4 x i32> @llvm.ppc.altivec.vcmpbfp( <4 x float> %tmp4, <4 x float> %tmp6 )		; <<4 x i32>> [#uses=1]
14	%tmp7 = bitcast <4 x i32> %tmp.upgrd.2 to <4 x float>		; <<4 x float>> [#uses=1]
15	store <4 x float> %tmp7, ptr %x
16	store i32 %tmp.upgrd.1, ptr %P
17	ret void
18}
19
20declare i32 @llvm.ppc.altivec.vcmpbfp.p(i32, <4 x float>, <4 x float>)
21
22declare <4 x i32> @llvm.ppc.altivec.vcmpbfp(<4 x float>, <4 x float>)
23