| ; RUN: opt %loadPolly -S -polly-codegen -polly-delinearize < %s | FileCheck %s |
| ; |
| ; Check that we calculate the maximal access into array A correctly. |
| ; |
| ; CHECK: %[[TMP0:[._0-9a-zA-Z]*]] = mul i64 99, %m |
| ; CHECK: %[[TMP1:[._0-9a-zA-Z]*]] = add i64 %[[TMP0]], 149 |
| ; CHECK: %[[TMP2:[._0-9a-zA-Z]*]] = mul i64 %[[TMP1]], %p |
| ; CHECK: %[[TMP3:[._0-9a-zA-Z]*]] = add i64 %[[TMP2]], 150 |
| ; CHECK: %polly.access.A{{[0-9]*}} = getelementptr double, double* %A, i64 %[[TMP3]] |
| ; |
| ; void foo(long n, long m, long p, double A[n][m][p], int *B) { |
| ; for (long i = 0; i < 100; i++) |
| ; for (long j = 0; j < 150; j++) |
| ; for (long k = 0; k < 150; k++) |
| ; A[i][j][k] = B[k]; |
| ; } |
| ; |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| |
| define void @foo(i64 %n, i64 %m, i64 %p, double* %A, i32* %B) { |
| entry: |
| br label %for.cond |
| |
| for.cond: ; preds = %for.inc03, %entry |
| %i.0 = phi i64 [ 0, %entry ], [ %inc04, %for.inc03 ] |
| %exitcond2 = icmp ne i64 %i.0, 100 |
| br i1 %exitcond2, label %for.body, label %for.end15 |
| |
| for.body: ; preds = %for.cond |
| br label %for.cond1 |
| |
| for.cond1: ; preds = %for.inc00, %for.body |
| %j.0 = phi i64 [ 0, %for.body ], [ %inc01, %for.inc00 ] |
| %exitcond1 = icmp ne i64 %j.0, 150 |
| br i1 %exitcond1, label %for.body3, label %for.end12 |
| |
| for.body3: ; preds = %for.cond1 |
| br label %for.cond4 |
| |
| for.cond4: ; preds = %for.inc, %for.body3 |
| %k.0 = phi i64 [ 0, %for.body3 ], [ %inc, %for.inc ] |
| %exitcond = icmp ne i64 %k.0, 150 |
| br i1 %exitcond, label %for.body6, label %for.end |
| |
| for.body6: ; preds = %for.cond4 |
| %arrayidx = getelementptr inbounds i32, i32* %B, i64 %k.0 |
| %tmp3 = load i32, i32* %arrayidx, align 2 |
| %conv = sitofp i32 %tmp3 to double |
| %tmp4 = mul nuw i64 %m, %p |
| %tmp5 = mul nsw i64 %i.0, %tmp4 |
| %tmp6 = mul nsw i64 %j.0, %p |
| %arrayidx7.sum = add i64 %tmp5, %tmp6 |
| %arrayidx8.sum = add i64 %arrayidx7.sum, %k.0 |
| %arrayidx9 = getelementptr inbounds double, double* %A, i64 %arrayidx8.sum |
| store double %conv, double* %arrayidx9, align 8 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body6 |
| %inc = add nsw i64 %k.0, 1 |
| br label %for.cond4 |
| |
| for.end: ; preds = %for.cond4 |
| br label %for.inc00 |
| |
| for.inc00: ; preds = %for.end |
| %inc01 = add nsw i64 %j.0, 1 |
| br label %for.cond1 |
| |
| for.end12: ; preds = %for.cond1 |
| br label %for.inc03 |
| |
| for.inc03: ; preds = %for.end12 |
| %inc04 = add nsw i64 %i.0, 1 |
| br label %for.cond |
| |
| for.end15: ; preds = %for.cond |
| ret void |
| } |