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- ; RUN: opt < %s -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -dce -instcombine -S | FileCheck %s
- 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"
- target triple = "x86_64-apple-macosx10.8.0"
- ;CHECK-LABEL: @foo(
- ;CHECK: fadd fast <4 x float>
- ;CHECK: ret
- define float @foo(float* nocapture %A, i32* nocapture %n) nounwind uwtable readonly ssp {
- entry:
- br label %for.body
- for.body: ; preds = %for.body, %entry
- %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
- %sum.04 = phi float [ 0.000000e+00, %entry ], [ %add, %for.body ]
- %arrayidx = getelementptr inbounds float, float* %A, i64 %indvars.iv
- %0 = load float, float* %arrayidx, align 4
- %add = fadd fast float %sum.04, %0
- %indvars.iv.next = add i64 %indvars.iv, 1
- %lftr.wideiv = trunc i64 %indvars.iv.next to i32
- %exitcond = icmp eq i32 %lftr.wideiv, 200
- br i1 %exitcond, label %for.end, label %for.body
- for.end: ; preds = %for.body
- ret float %add
- }
- ;CHECK-LABEL: @foosub(
- ;CHECK: fsub fast <4 x float>
- ;CHECK: ret
- define float @foosub(float* nocapture %A, i32* nocapture %n) nounwind uwtable readonly ssp {
- entry:
- br label %for.body
- for.body: ; preds = %for.body, %entry
- %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
- %sum.04 = phi float [ 0.000000e+00, %entry ], [ %sub, %for.body ]
- %arrayidx = getelementptr inbounds float, float* %A, i64 %indvars.iv
- %0 = load float, float* %arrayidx, align 4
- %sub = fsub fast float %sum.04, %0
- %indvars.iv.next = add i64 %indvars.iv, 1
- %lftr.wideiv = trunc i64 %indvars.iv.next to i32
- %exitcond = icmp eq i32 %lftr.wideiv, 200
- br i1 %exitcond, label %for.end, label %for.body
- for.end: ; preds = %for.body
- ret float %sub
- }
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