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566abecc9f
and v4i64->v4f64. The new costs match what we did for SSE2 and reflect the reality of our codegen. <rdar://problem/16381225> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204884 91177308-0d34-0410-b5e6-96231b3b80d8
27 lines
1.2 KiB
LLVM
27 lines
1.2 KiB
LLVM
; RUN: opt < %s -loop-vectorize -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx -S -debug-only=loop-vectorize 2>&1 | FileCheck %s
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; REQUIRES: asserts
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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"
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target triple = "x86_64-apple-macosx10.8.0"
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; CHECK: cost of 20 for VF 2 For instruction: %conv = uitofp i64 %tmp to double
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; CHECK: cost of 40 for VF 4 For instruction: %conv = uitofp i64 %tmp to double
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define void @uint64_to_double_cost(i64* noalias nocapture %a, double* noalias nocapture readonly %b) nounwind {
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entry:
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br label %for.body
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for.body:
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%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
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%arrayidx = getelementptr inbounds i64* %a, i64 %indvars.iv
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%tmp = load i64* %arrayidx, align 4
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%conv = uitofp i64 %tmp to double
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%arrayidx2 = getelementptr inbounds double* %b, i64 %indvars.iv
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store double %conv, double* %arrayidx2, align 4
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%exitcond = icmp eq i64 %indvars.iv.next, 256
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br i1 %exitcond, label %for.end, label %for.body
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for.end:
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ret void
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}
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