forked from OSchip/llvm-project
47 lines
1.7 KiB
LLVM
47 lines
1.7 KiB
LLVM
; RUN: opt < %s -loop-vectorize -force-vector-unroll=1 -force-vector-width=4 -dce -instcombine -S | FileCheck %s
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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: @cpp_new_arrays
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;CHECK: sext i32
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;CHECK: load <4 x float>
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;CHECK: fadd <4 x float>
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;CHECK: ret i32
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define i32 @cpp_new_arrays() uwtable ssp {
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entry:
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%call = call noalias i8* @_Znwm(i64 4)
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%0 = bitcast i8* %call to float*
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store float 1.000000e+03, float* %0, align 4
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%call1 = call noalias i8* @_Znwm(i64 4)
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%1 = bitcast i8* %call1 to float*
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store float 1.000000e+03, float* %1, align 4
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%call3 = call noalias i8* @_Znwm(i64 4)
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%2 = bitcast i8* %call3 to float*
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store float 1.000000e+03, float* %2, align 4
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br label %for.body
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for.body: ; preds = %entry, %for.body
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%i.01 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
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%idxprom = sext i32 %i.01 to i64
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%arrayidx = getelementptr inbounds float* %0, i64 %idxprom
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%3 = load float* %arrayidx, align 4
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%idxprom5 = sext i32 %i.01 to i64
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%arrayidx6 = getelementptr inbounds float* %1, i64 %idxprom5
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%4 = load float* %arrayidx6, align 4
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%add = fadd float %3, %4
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%idxprom7 = sext i32 %i.01 to i64
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%arrayidx8 = getelementptr inbounds float* %2, i64 %idxprom7
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store float %add, float* %arrayidx8, align 4
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%inc = add nsw i32 %i.01, 1
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%cmp = icmp slt i32 %inc, 1000
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body
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%5 = load float* %2, align 4
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%conv10 = fptosi float %5 to i32
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ret i32 %conv10
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}
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declare noalias i8* @_Znwm(i64)
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