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
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
| ; RUN: opt %loadPolly -analyze -polly-ast -polly-process-unprofitable < %s | FileCheck %s
; CHECK: for (int c0 = 0; c0 <= 19999; c0 += 1) {
; CHECK-NEXT: if (c0 % 2 == 0)
; CHECK-NEXT: Stmt_if_then(c0);
; CHECK-NEXT: Stmt_if_end(c0);
; CHECK-NEXT: if (c0 % 2 == 0)
; CHECK-NEXT: Stmt_if_then5(c0);
; CHECK-NEXT: }
target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n8:16:32-S64"
define void @f(i32* %a, i32 %x) {
entry:
br label %for.body
for.body: ; preds = %entry, %for.inc
%i.03 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
%rem1 = and i32 %i.03, 1
%cmp1 = icmp eq i32 %rem1, 0
br i1 %cmp1, label %if.then, label %if.end
if.then: ; preds = %for.body
%arrayidx = getelementptr inbounds i32, i32* %a, i32 %i.03
store i32 3, i32* %arrayidx, align 4
br label %if.end
if.end: ; preds = %if.then, %for.body
%mul = shl nsw i32 %i.03, 1
%arrayidx2 = getelementptr inbounds i32, i32* %a, i32 %mul
store i32 3, i32* %arrayidx2, align 4
%rem32 = and i32 %i.03, 1
%cmp4 = icmp eq i32 %rem32, 0
br i1 %cmp4, label %if.then5, label %for.inc
if.then5: ; preds = %if.end
%mul6 = mul nsw i32 %i.03, 3
%arrayidx7 = getelementptr inbounds i32, i32* %a, i32 %mul6
store i32 3, i32* %arrayidx7, align 4
br label %for.inc
for.inc: ; preds = %if.end, %if.then5
%inc = add nsw i32 %i.03, 1
%cmp = icmp slt i32 %inc, 20000
br i1 %cmp, label %for.body, label %for.end
for.end: ; preds = %for.inc
ret void
}
|