|
236
|
1 ; RUN: opt %loadPolly -polly-print-ast -disable-output < %s | FileCheck %s
|
|
|
2 ; XFAIL: *
|
|
|
3
|
|
|
4 ;#include "limits.h"
|
|
|
5 ;#define N 20
|
|
|
6 ;
|
|
|
7 ;int main () {
|
|
|
8 ; unsigned long long i;
|
|
|
9 ; unsigned long long A[N];
|
|
|
10 ;
|
|
|
11 ; A[0] = 0;
|
|
|
12 ;
|
|
|
13 ; __sync_synchronize();
|
|
|
14 ;
|
|
|
15 ; for (i = 0; i < ULLONG_MAX; i++)
|
|
|
16 ; A[0] = i;
|
|
|
17 ;
|
|
|
18 ; __sync_synchronize();
|
|
|
19 ;
|
|
|
20 ; if (A[0] == ULLONG_MAX - 1)
|
|
|
21 ; return 0;
|
|
|
22 ; else
|
|
|
23 ; return 1;
|
|
|
24 ;}
|
|
|
25
|
|
|
26 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-n8:16:32:64"
|
|
|
27
|
|
|
28 define i32 @main() nounwind {
|
|
|
29 entry:
|
|
252
|
30 %A = alloca [20 x i64], align 8 ; <ptr> [#uses=3]
|
|
|
31 %arraydecay = getelementptr inbounds [20 x i64], ptr %A, i32 0, i32 0 ; <ptr> [#uses=1]
|
|
|
32 %arrayidx = getelementptr inbounds i64, ptr %arraydecay, i64 0 ; <ptr> [#uses=1]
|
|
|
33 store i64 0, ptr %arrayidx
|
|
236
|
34 fence seq_cst
|
|
|
35 br label %for.cond
|
|
|
36
|
|
|
37 for.cond: ; preds = %for.inc, %entry
|
|
|
38 %0 = phi i64 [ 0, %entry ], [ %inc, %for.inc ] ; <i64> [#uses=3]
|
|
|
39 %exitcond = icmp ne i64 %0, -1 ; <i1> [#uses=1]
|
|
|
40 br i1 %exitcond, label %for.body, label %for.end
|
|
|
41
|
|
|
42 for.body: ; preds = %for.cond
|
|
252
|
43 %arraydecay2 = getelementptr inbounds [20 x i64], ptr %A, i32 0, i32 0 ; <ptr> [#uses=1]
|
|
|
44 %arrayidx3 = getelementptr inbounds i64, ptr %arraydecay2, i64 0 ; <ptr> [#uses=1]
|
|
|
45 store i64 %0, ptr %arrayidx3
|
|
236
|
46 br label %for.inc
|
|
|
47
|
|
|
48 for.inc: ; preds = %for.body
|
|
|
49 %inc = add i64 %0, 1 ; <i64> [#uses=1]
|
|
|
50 br label %for.cond
|
|
|
51
|
|
|
52 for.end: ; preds = %for.cond
|
|
|
53 fence seq_cst
|
|
252
|
54 %arraydecay5 = getelementptr inbounds [20 x i64], ptr %A, i32 0, i32 0 ; <ptr> [#uses=1]
|
|
|
55 %arrayidx6 = getelementptr inbounds i64, ptr %arraydecay5, i64 0 ; <ptr> [#uses=1]
|
|
|
56 %tmp7 = load i64, ptr %arrayidx6 ; <i64> [#uses=1]
|
|
236
|
57 %cmp8 = icmp eq i64 %tmp7, -2 ; <i1> [#uses=1]
|
|
|
58 br i1 %cmp8, label %if.then, label %if.else
|
|
|
59
|
|
|
60 if.then: ; preds = %for.end
|
|
|
61 br label %return
|
|
|
62
|
|
|
63 if.else: ; preds = %for.end
|
|
|
64 br label %return
|
|
|
65
|
|
|
66 return: ; preds = %if.else, %if.then
|
|
|
67 %retval.0 = phi i32 [ 0, %if.then ], [ 1, %if.else ] ; <i32> [#uses=1]
|
|
|
68 ret i32 %retval.0
|
|
|
69 }
|
|
|
70
|
|
|
71 ; CHECK:for (c2=0;
|
