forked from OSchip/llvm-project
98 lines
3.6 KiB
LLVM
98 lines
3.6 KiB
LLVM
; RUN: opt %loadPolly -polly-mse -analyze < %s | FileCheck %s
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;
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; Verify that the accesses are correctly expanded for MemoryKind::Array
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;
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; Original source code :
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;
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; #define Ni 2000
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; #define Nj 3000
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;
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; void tmp3(double A[Ni], double B[Nj]) {
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; int i,j;
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; double tmp = 6;
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; for (i = 0; i < Ni; i++) {
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;
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; for(int h = 0; h<Nj; h++)
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; B[h] = h;
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;
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; for(j = 0; j < Nj; j++) {
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; for(int k=0; k<Nj; k++) {
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; tmp = i+k+j;
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; A[i+j] = tmp*B[k];
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; }
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; }
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; }
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; }
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;
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; Check if the expanded SAI are created
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;
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; CHECK: double MemRef_B_Stmt_for_body3_expanded[10000][10000]; // Element size 8
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; CHECK: double MemRef_A_Stmt_for_body11_expanded[10000][10000][10000]; // Element size 8
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;
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; Check if the memory accesses are modified
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;
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; CHECK: new: { Stmt_for_body3[i0, i1] -> MemRef_B_Stmt_for_body3_expanded[i0, i1] };
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; CHECK: new: { Stmt_for_body11[i0, i1, i2] -> MemRef_B_Stmt_for_body3_expanded[i0, i2] };
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; CHECK: new: { Stmt_for_body11[i0, i1, i2] -> MemRef_A_Stmt_for_body11_expanded[i0, i1, i2] };
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;
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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define void @mse(double* %A, double* %B) {
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entry:
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br label %entry.split
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entry.split: ; preds = %entry
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br label %for.body
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for.body: ; preds = %entry.split, %for.inc25
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%indvars.iv14 = phi i64 [ 0, %entry.split ], [ %indvars.iv.next15, %for.inc25 ]
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br label %for.body3
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for.body3: ; preds = %for.body, %for.body3
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%indvars.iv = phi i64 [ 0, %for.body ], [ %indvars.iv.next, %for.body3 ]
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%0 = trunc i64 %indvars.iv to i32
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%conv = sitofp i32 %0 to double
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%arrayidx = getelementptr inbounds double, double* %B, i64 %indvars.iv
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store double %conv, double* %arrayidx, align 8
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%exitcond = icmp ne i64 %indvars.iv.next, 10000
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br i1 %exitcond, label %for.body3, label %for.end
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for.end: ; preds = %for.body3
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br label %for.body7
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for.body7: ; preds = %for.end, %for.inc22
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%indvars.iv9 = phi i64 [ 0, %for.end ], [ %indvars.iv.next10, %for.inc22 ]
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br label %for.body11
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for.body11: ; preds = %for.body7, %for.body11
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%indvars.iv5 = phi i64 [ 0, %for.body7 ], [ %indvars.iv.next6, %for.body11 ]
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%1 = add nuw nsw i64 %indvars.iv9, %indvars.iv14
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%2 = add nuw nsw i64 %1, %indvars.iv5
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%3 = trunc i64 %2 to i32
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%conv13 = sitofp i32 %3 to double
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%arrayidx15 = getelementptr inbounds double, double* %B, i64 %indvars.iv5
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%4 = load double, double* %arrayidx15, align 8
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%mul = fmul double %4, %conv13
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%5 = add nuw nsw i64 %indvars.iv9, %indvars.iv14
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%arrayidx18 = getelementptr inbounds double, double* %A, i64 %5
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store double %mul, double* %arrayidx18, align 8
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%indvars.iv.next6 = add nuw nsw i64 %indvars.iv5, 1
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%exitcond8 = icmp ne i64 %indvars.iv.next6, 10000
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br i1 %exitcond8, label %for.body11, label %for.inc22
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for.inc22: ; preds = %for.body11
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%indvars.iv.next10 = add nuw nsw i64 %indvars.iv9, 1
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%exitcond13 = icmp ne i64 %indvars.iv.next10, 10000
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br i1 %exitcond13, label %for.body7, label %for.inc25
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for.inc25: ; preds = %for.inc22
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%indvars.iv.next15 = add nuw nsw i64 %indvars.iv14, 1
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%exitcond16 = icmp ne i64 %indvars.iv.next15, 10000
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br i1 %exitcond16, label %for.body, label %for.end27
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for.end27: ; preds = %for.inc25
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ret void
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}
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