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; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --filter "LV: Found an estimated cost of [0-9] for VF [0-9] For instruction:\s*store ptr %[0-9], ptr %__last" --filter "LV: Found an estimated cost of [0-9] for VF [0-9] For instruction:\s*store ptr %[0-9]" --version 5
; REQUIRES: asserts
; RUN: opt -passes=loop-vectorize -debug-only=loop-vectorize -S < %s 2>&1 | FileCheck %s
target triple = "x86_64-unknown-linux-gnu"
define ptr @foo(ptr %__first, ptr %__last) #0 {
; CHECK-LABEL: 'foo'
; CHECK: LV: Found an estimated cost of 1 for VF 1 For instruction: store ptr %0, ptr %__last, align 8
; CHECK: LV: Found an estimated cost of 2 for VF 2 For instruction: store ptr %0, ptr %__last, align 8
; CHECK: LV: Found an estimated cost of 3 for VF 4 For instruction: store ptr %0, ptr %__last, align 8
; CHECK: LV: Found an estimated cost of 3 for VF 8 For instruction: store ptr %0, ptr %__last, align 8
;
entry:
%cmp.not1 = icmp eq ptr %__first, %__last
br i1 %cmp.not1, label %for.end, label %for.body.preheader
for.body.preheader:
br label %for.body
for.body:
%__first.addr.02 = phi ptr [ %incdec.ptr, %for.body ], [ %__first, %for.body.preheader ]
%0 = load ptr, ptr %__first.addr.02, align 8
store ptr %0, ptr %__last, align 8
%incdec.ptr = getelementptr inbounds i8, ptr %__first.addr.02, i64 16
%cmp.not = icmp eq ptr %incdec.ptr, %__last
br i1 %cmp.not, label %for.end.loopexit, label %for.body
for.end.loopexit:
br label %for.end
for.end:
ret ptr null
}
attributes #0 = { "target-cpu"="znver4" }
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