blob: 1925527eacf16c79e31a4412df7803f9b47a407f [file] [log] [blame]
; RUN: opt -mtriple=s390x-unknown-linux -mcpu=z13 -loop-vectorize \
; RUN: -force-vector-width=2 -debug-only=loop-vectorize \
; RUN: -disable-output < %s 2>&1 | FileCheck %s
; REQUIRES: asserts
;
; Check that a scalarized load does not get operands scalarization costs added.
define void @fun(i64* %data, i64 %n, i64 %s, double* %Src) {
entry:
br label %for.body
for.body:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ]
%mul = mul nsw i64 %iv, %s
%gep = getelementptr inbounds double, double* %Src, i64 %mul
%bct = bitcast double* %gep to i64*
%ld = load i64, i64* %bct
%iv.next = add nuw nsw i64 %iv, 1
%cmp110.us = icmp slt i64 %iv.next, %n
br i1 %cmp110.us, label %for.body, label %for.end
for.end:
ret void
; CHECK: LV: Found an estimated cost of 2 for VF 2 For instruction: %mul = mul nsw i64 %iv, %s
; CHECK: LV: Found an estimated cost of 2 for VF 2 For instruction: %ld = load i64, i64* %bct
}