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82 lines
2.4 KiB
LLVM
82 lines
2.4 KiB
LLVM
; RUN: opt %loadPolly %defaultOpts -mem2reg -polly-codegen -enable-polly-openmp -S < %s
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;#include <string.h>
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;#define N 10240000
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;
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;float A[N];
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;float B[N];
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;
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;void loop1_openmp() {
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; for (int i = 0; i <= N; i++)
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; A[i] = 0;
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; for (int j = 0; j <= N; j++)
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; B[j] = 0;
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;}
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;
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;
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;int main () {
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; int i;
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; memset(A, 0, sizeof(float) * N);
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; memset(B, 1, sizeof(float) * N);
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;
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; loop1_openmp();
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;
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; return 0;
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;}
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;
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32"
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target triple = "i386-pc-linux-gnu"
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@A = common global [10240000 x float] zeroinitializer, align 4
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@B = common global [10240000 x float] zeroinitializer, align 4
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define void @loop1_openmp() nounwind {
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entry:
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br label %for.cond
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for.cond: ; preds = %for.inc, %entry
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%i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
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%arrayidx = getelementptr [10240000 x float]* @A, i32 0, i32 %i.0
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%exitcond1 = icmp ne i32 %i.0, 10240001
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br i1 %exitcond1, label %for.body, label %for.end
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for.body: ; preds = %for.cond
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store float 0.000000e+00, float* %arrayidx, align 4
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br label %for.inc
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for.inc: ; preds = %for.body
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%inc = add nsw i32 %i.0, 1
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br label %for.cond
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for.end: ; preds = %for.cond
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br label %for.cond4
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for.cond4: ; preds = %for.inc10, %for.end
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%j.0 = phi i32 [ 0, %for.end ], [ %inc12, %for.inc10 ]
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%arrayidx9 = getelementptr [10240000 x float]* @B, i32 0, i32 %j.0
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%exitcond = icmp ne i32 %j.0, 10240001
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br i1 %exitcond, label %for.body7, label %for.end13
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for.body7: ; preds = %for.cond4
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store float 0.000000e+00, float* %arrayidx9, align 4
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br label %for.inc10
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for.inc10: ; preds = %for.body7
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%inc12 = add nsw i32 %j.0, 1
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br label %for.cond4
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for.end13: ; preds = %for.cond4
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ret void
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}
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define i32 @main() nounwind {
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entry:
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call void @llvm.memset.p0i8.i32(i8* bitcast ([10240000 x float]* @A to i8*), i8 0, i32 40960000, i32 4, i1 false)
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call void @llvm.memset.p0i8.i32(i8* bitcast ([10240000 x float]* @B to i8*), i8 1, i32 40960000, i32 4, i1 false)
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call void @loop1_openmp()
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ret i32 0
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}
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declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) nounwind
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