blob: 103e795b2115f33c44e29d676f909d050c60f1ce [file] [log] [blame]
; RUN: opt %s -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
define void @foo(float* %a, i64 %n) {
; CHECK: vector.body:
; CHECK: [[WIDE_LOAD:%.*]] = load <4 x float>, <4 x float>* {{.*}}, align 4
; CHECK-NEXT: [[TMP4:%.*]] = fneg <4 x float> [[WIDE_LOAD]]
; CHECK: store <4 x float> [[TMP4]], <4 x float>* {{.*}}, align 4
;
entry:
br label %for.body
for.body:
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
%arrayidx = getelementptr inbounds float, float* %a, i64 %indvars.iv
%0 = load float, float* %arrayidx, align 4
%sub = fneg float %0
store float %sub, float* %arrayidx, align 4
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
%cmp = icmp eq i64 %indvars.iv.next, %n
br i1 %cmp, label %for.exit, label %for.body
for.exit:
ret void
}