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f4ee371e60
These flags are now always passed to all tests and need to be disabled if not needed. Disabling these flags, rather than passing them to almost all tests, significantly simplfies our RUN: lines. llvm-svn: 249422
40 lines
1.1 KiB
LLVM
40 lines
1.1 KiB
LLVM
; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
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;
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;
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; void f(int *A) {
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; for (int i = 0; i < 1024; i++)
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; A[i % 2] += i;
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; }
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;
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; Verify that we detect the reduction on A
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;
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; CHECK: ReadAccess := [Reduction Type: +] [Scalar: 0]
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; CHECK: MustWriteAccess := [Reduction Type: +] [Scalar: 0]
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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* %A) {
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entry:
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br label %for.cond
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for.cond: ; preds = %for.inc, %entry
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%i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
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%exitcond = icmp ne i32 %i.0, 1024
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br i1 %exitcond, label %for.body, label %for.end
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for.body: ; preds = %for.cond
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%rem = srem i32 %i.0, 2
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%arrayidx = getelementptr inbounds i32, i32* %A, i32 %rem
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%tmp = load i32, i32* %arrayidx, align 4
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%add = add nsw i32 %tmp, %i.0
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store i32 %add, i32* %arrayidx, align 4
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br label %for.inc
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for.inc: ; preds = %for.body
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%inc = add nsw i32 %i.0, 1
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br label %for.cond
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for.end: ; preds = %for.cond
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ret void
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}
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