1 ; RUN: opt < %s -loop-vectorize -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx -S -debug-only=loop-vectorize 2>&1 | FileCheck %s 2 ; REQUIRES: asserts 3 4 target 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" 5 target triple = "x86_64-apple-macosx10.8.0" 6 7 8 ; CHECK: cost of 7 for VF 8 For instruction: %conv = fptosi float %tmp to i8 9 define void @float_to_sint8_cost(i8* noalias nocapture %a, float* noalias nocapture readonly %b) nounwind { 10 entry: 11 br label %for.body 12 for.body: 13 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] 14 %arrayidx = getelementptr inbounds float, float* %b, i64 %indvars.iv 15 %tmp = load float, float* %arrayidx, align 4 16 %conv = fptosi float %tmp to i8 17 %arrayidx2 = getelementptr inbounds i8, i8* %a, i64 %indvars.iv 18 store i8 %conv, i8* %arrayidx2, align 4 19 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 20 %exitcond = icmp eq i64 %indvars.iv.next, 256 21 br i1 %exitcond, label %for.end, label %for.body 22 23 for.end: 24 ret void 25 } 26
