mirror of
https://github.com/RPCS3/llvm.git
synced 2024-11-25 04:39:51 +00:00
fce288fc91
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81293 91177308-0d34-0410-b5e6-96231b3b80d8
23 lines
801 B
LLVM
23 lines
801 B
LLVM
; RUN: llc < %s -march=ppc32 -mcpu=g5 -o %t
|
|
; RUN: grep vcmpeqfp. %t
|
|
; RUN: not grep mfcr %t
|
|
|
|
; A predicate compare used immediately by a branch should not generate an mfcr.
|
|
|
|
define void @test(<4 x float>* %A, <4 x float>* %B) {
|
|
%tmp = load <4 x float>* %A ; <<4 x float>> [#uses=1]
|
|
%tmp3 = load <4 x float>* %B ; <<4 x float>> [#uses=1]
|
|
%tmp.upgrd.1 = tail call i32 @llvm.ppc.altivec.vcmpeqfp.p( i32 1, <4 x float> %tmp, <4 x float> %tmp3 ) ; <i32> [#uses=1]
|
|
%tmp.upgrd.2 = icmp eq i32 %tmp.upgrd.1, 0 ; <i1> [#uses=1]
|
|
br i1 %tmp.upgrd.2, label %cond_true, label %UnifiedReturnBlock
|
|
|
|
cond_true: ; preds = %0
|
|
store <4 x float> zeroinitializer, <4 x float>* %B
|
|
ret void
|
|
|
|
UnifiedReturnBlock: ; preds = %0
|
|
ret void
|
|
}
|
|
|
|
declare i32 @llvm.ppc.altivec.vcmpeqfp.p(i32, <4 x float>, <4 x float>)
|