2014-06-28 04:31:28 +08:00
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; RUN: opt -basicaa %loadPolly -polly-scops -analyze < %s | FileCheck %s
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;
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; CHECK: Stmt_for_body
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2014-08-01 16:13:25 +08:00
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; CHECK: Reduction Type: *
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2014-06-28 04:31:28 +08:00
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; CHECK: MemRef_sum
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2014-08-01 16:13:25 +08:00
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; CHECK: Reduction Type: *
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2014-06-28 04:31:28 +08:00
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; CHECK: MemRef_sum
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; CHECK: Stmt_for_body3
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2014-07-02 04:52:51 +08:00
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; CHECK: Reduction Type: NONE
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2014-06-28 04:31:28 +08:00
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; CHECK: MemRef_A
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2014-08-01 16:13:25 +08:00
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; CHECK: Reduction Type: +
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2014-06-28 04:31:28 +08:00
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; CHECK: MemRef_sum
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2014-08-01 16:13:25 +08:00
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; CHECK: Reduction Type: +
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2014-06-28 04:31:28 +08:00
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; CHECK: MemRef_sum
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; CHECK: Stmt_for_end
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2014-08-01 16:13:25 +08:00
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; CHECK: Reduction Type: *
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2014-06-28 04:31:28 +08:00
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; CHECK: MemRef_sum
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2014-08-01 16:13:25 +08:00
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; CHECK: Reduction Type: *
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2014-06-28 04:31:28 +08:00
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; CHECK: MemRef_sum
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;
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; void f(int *restrict A, int *restrict sum) {
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; int i, j;
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; for (i = 0; i < 100; i++) {
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; *sum *= 7;
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; for (j = 0; j < 100; j++) {
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; *sum += A[i + j];
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; }
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; *sum *= 5;
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; }
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; }
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target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"
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define void @f(i32* noalias %A, i32* noalias %sum) {
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entry:
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br label %for.cond
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for.cond: ; preds = %for.inc6, %entry
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%i.0 = phi i32 [ 0, %entry ], [ %inc7, %for.inc6 ]
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%exitcond1 = icmp ne i32 %i.0, 100
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br i1 %exitcond1, label %for.body, label %for.end8
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for.body: ; preds = %for.cond
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%tmp = load i32* %sum, align 4
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%mul = mul nsw i32 %tmp, 7
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store i32 %mul, i32* %sum, align 4
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br label %for.cond1
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for.cond1: ; preds = %for.inc, %for.body
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%j.0 = phi i32 [ 0, %for.body ], [ %inc, %for.inc ]
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%exitcond = icmp ne i32 %j.0, 100
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br i1 %exitcond, label %for.body3, label %for.end
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for.body3: ; preds = %for.cond1
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%add = add nsw i32 %i.0, %j.0
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%arrayidx = getelementptr inbounds i32* %A, i32 %add
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%tmp2 = load i32* %arrayidx, align 4
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%tmp3 = load i32* %sum, align 4
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%add4 = add nsw i32 %tmp3, %tmp2
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store i32 %add4, i32* %sum, align 4
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br label %for.inc
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for.inc: ; preds = %for.body3
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%inc = add nsw i32 %j.0, 1
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br label %for.cond1
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for.end: ; preds = %for.cond1
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%tmp4 = load i32* %sum, align 4
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%mul5 = mul nsw i32 %tmp4, 5
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store i32 %mul5, i32* %sum, align 4
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br label %for.inc6
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for.inc6: ; preds = %for.end
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%inc7 = add nsw i32 %i.0, 1
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br label %for.cond
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for.end8: ; preds = %for.cond
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ret void
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}
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