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https://github.com/capstone-engine/llvm-capstone.git
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85cc5687df
Summary: This consists instances of two changes: - Accept any order of checks for a specific loop form, that appear in different order in the new vs legacy-PM. - Remove checks for specific regions. Reviewers: grosser Reviewed By: grosser Subscribers: pollydev, llvm-commits Tags: #polly Differential Revision: https://reviews.llvm.org/D35837 llvm-svn: 308976
71 lines
1.3 KiB
LLVM
71 lines
1.3 KiB
LLVM
; RUN: opt %loadPolly -polly-codegen -S < %s | FileCheck %s -check-prefix=CHECK-CODE
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; void f(long A[], long N) {
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; long i;
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;
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; if (true){
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; i = 0;
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; goto next;
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; }else{
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; i = 1;
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; goto next;
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; }
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;
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; next:
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; if (true)
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; goto for.i;
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; else
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; goto for.i;
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;
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; for.i:
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; for (i = 0; i < N; ++i)
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; A[i] = i;
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; }
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
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define void @f(i64* %A, i64 %N) nounwind {
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entry:
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fence seq_cst
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br i1 true, label %then1, label %else1
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then1:
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br label %next
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else1:
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br label %next
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next:
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%sg = getelementptr i64, i64* %A, i64 42
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store i64 undef, i64* %sg
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br i1 true, label %then, label %else
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then:
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br label %for.i.head
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else:
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br label %for.i.head
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for.i.head:
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br label %for.i.head1
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for.i.head1:
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br label %for.i
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for.i:
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%indvar = phi i64 [ 0, %for.i.head1], [ %indvar.next, %for.i ]
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fence seq_cst
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%scevgep = getelementptr i64, i64* %A, i64 %indvar
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store i64 %indvar, i64* %scevgep
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%indvar.next = add nsw i64 %indvar, 1
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%exitcond = icmp eq i64 %indvar.next, %N
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br i1 %exitcond, label %return, label %for.i
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return:
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fence seq_cst
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ret void
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}
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; CHECK-CODE: polly.split_new_and_old
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; CHECK-CODE: polly.merge_new_and_old
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