1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
; RUN: opt %loadNPMPolly -aa-pipeline=basic-aa -passes=polly-codegen -verify-loop-info < %s -S | FileCheck %s
target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-a0:0-n32"
@A = common global [1536 x float] zeroinitializer
; This test case used to fail, because we did not add the newly generated basic
; block %polly.start as a basic block to the surrounding loop.
define void @foo() nounwind {
entry:
br i1 undef, label %while.cond14.preheader, label %for.body7.single_entry.single_entry
while.cond14.preheader: ; preds = %for.inc02, %for.body7.single_entry.single_entry, %entry
ret void
for.body7.single_entry.single_entry: ; preds = %for.inc02, %entry
br i1 undef, label %while.cond14.preheader, label %while.body
while.body: ; preds = %while.body, %for.body7.single_entry.single_entry
%indvar35 = phi i32 [ %0, %while.body ], [ 0, %for.body7.single_entry.single_entry ]
%ptr = getelementptr [1536 x float], ptr @A, i64 0, i32 %indvar35
store float undef, ptr %ptr
%0 = add i32 %indvar35, 1
%exitcond2 = icmp eq i32 %0, 42
br i1 %exitcond2, label %for.inc02, label %while.body
for.inc02: ; preds = %while.body
br i1 undef, label %while.cond14.preheader, label %for.body7.single_entry.single_entry
}
; CHECK: polly.split_new_and_old
; CHECK: br i1 true, label %polly.start, label %while.body
|
