simple_non_single_entry.ll
1.28 KB
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; RUN: opt %loadPolly -polly-codegen -S < %s | FileCheck %s -check-prefix=CHECK-CODE
; void f(long A[], long N) {
; long i;
;
; if (true){
; i = 0;
; goto next;
; }else{
; i = 1;
; goto next;
; }
;
; next:
; if (true)
; goto for.i;
; else
; goto for.i;
;
; for.i:
; for (i = 0; i < N; ++i)
; A[i] = i;
; }
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"
define void @f(i64* %A, i64 %N) nounwind {
entry:
fence seq_cst
br i1 true, label %then1, label %else1
then1:
br label %next
else1:
br label %next
next:
%sg = getelementptr i64, i64* %A, i64 42
store i64 undef, i64* %sg
br i1 true, label %then, label %else
then:
br label %for.i.head
else:
br label %for.i.head
for.i.head:
br label %for.i.head1
for.i.head1:
br label %for.i
for.i:
%indvar = phi i64 [ 0, %for.i.head1], [ %indvar.next, %for.i ]
fence seq_cst
%scevgep = getelementptr i64, i64* %A, i64 %indvar
store i64 %indvar, i64* %scevgep
%indvar.next = add nsw i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, %N
br i1 %exitcond, label %return, label %for.i
return:
fence seq_cst
ret void
}
; CHECK-CODE: polly.split_new_and_old
; CHECK-CODE: polly.merge_new_and_old