1 ; RUN: opt %loadPolly -polly-import-jscop -polly-print-ast -polly-ast-detect-parallel -disable-output < %s | FileCheck %s
3 ; Verify that the outer dimension doesnt't carry reduction dependences
5 ; CHECK-NOT:#pragma known-parallel reduction
6 ; CHECK: #pragma known-parallel
7 ; CHECK: for (int c1 = 0; c1 < 2 * n; c1 += 1)
8 ; CHECK: #pragma simd reduction
9 ; CHECK: for (int c3 = 0; c3 <= 1023; c3 += 1)
10 ; CHECK: Stmt_for_body3(c1, c3);
12 ; void rmsmd3(int *A, long n) {
13 ; for (long i = 0; i < 2 * n; i++)
14 ; for (long j = 0; j < 1024; j++)
18 target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"
20 define void @rmsmd3(ptr %A, i32 %n) {
24 for.cond: ; preds = %for.inc4, %entry
25 %i.0 = phi i32 [ 0, %entry ], [ %inc5, %for.inc4 ]
26 %mul = shl nsw i32 %n, 1
27 %cmp = icmp slt i32 %i.0, %mul
28 br i1 %cmp, label %for.body, label %for.end6
30 for.body: ; preds = %for.cond
33 for.cond1: ; preds = %for.inc, %for.body
34 %j.0 = phi i32 [ 0, %for.body ], [ %inc, %for.inc ]
35 %exitcond = icmp ne i32 %j.0, 1024
36 br i1 %exitcond, label %for.body3, label %for.end
38 for.body3: ; preds = %for.cond1
39 %arrayidx = getelementptr inbounds i32, ptr %A, i32 %i.0
40 %tmp = load i32, ptr %arrayidx, align 4
41 %add = add nsw i32 %tmp, %i.0
42 store i32 %add, ptr %arrayidx, align 4
45 for.inc: ; preds = %for.body3
46 %inc = add nsw i32 %j.0, 1
49 for.end: ; preds = %for.cond1
52 for.inc4: ; preds = %for.end
53 %inc5 = add nsw i32 %i.0, 1
56 for.end6: ; preds = %for.cond