1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt %s -loop-vectorize -debug-only=loop-vectorize -S 2>&1 | FileCheck %s 3; REQUIRES: asserts 4 5target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 6target triple = "x86_64-apple-macosx10.8.0" 7 8; CHECK: Found an estimated cost of 4 for VF 1 For instruction: %neg = fneg float %{{.*}} 9; CHECK: Found an estimated cost of 4 for VF 2 For instruction: %neg = fneg float %{{.*}} 10; CHECK: Found an estimated cost of 4 for VF 4 For instruction: %neg = fneg float %{{.*}} 11define void @fneg_cost(float* %a, i64 %n) { 12entry: 13 br label %for.body 14for.body: ; preds = %for.body.preheader, %for.body 15 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] 16 %arrayidx = getelementptr inbounds float, float* %a, i64 %indvars.iv 17 %0 = load float, float* %arrayidx, align 4 18 %neg = fneg float %0 19 store float %neg, float* %arrayidx, align 4 20 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 21 %cmp = icmp eq i64 %indvars.iv.next, %n 22 br i1 %cmp, label %for.end, label %for.body 23 24for.end: 25 ret void 26} 27