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