test-wrapping-in-condition.ll
1.39 KB
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
; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
; RUN: opt %loadPolly -polly-function-scops -analyze < %s | FileCheck %s
;
; CHECK: Invalid Context:
; CHECK: [N] -> { : N >= 129 }
;
; #include <stdlib.h>
; #include <stdio.h>
;
; void __attribute__((noinline)) foo(float *A, long N) {
; for (long i = 0; i < N; i++)
; if ((signed char)i < 100)
; A[i] += i;
; }
define void @foo(float* %A, i64 %N) {
bb:
br label %bb1
bb1: ; preds = %bb11, %bb
%i.0 = phi i64 [ 0, %bb ], [ %tmp12, %bb11 ]
%tmp = icmp slt i64 %i.0, %N
br i1 %tmp, label %bb2, label %bb13
bb2: ; preds = %bb1
%tmp3 = trunc i64 %i.0 to i8
%tmp4 = icmp slt i8 %tmp3, 100
br i1 %tmp4, label %bb5, label %bb10
bb5: ; preds = %bb2
%tmp6 = sitofp i64 %i.0 to float
%tmp7 = getelementptr inbounds float, float* %A, i64 %i.0
%tmp8 = load float, float* %tmp7, align 4
%tmp9 = fadd float %tmp8, %tmp6
store float %tmp9, float* %tmp7, align 4
br label %bb10
bb10: ; preds = %bb5, %bb2
br label %bb11
bb11: ; preds = %bb10
%tmp12 = add nuw nsw i64 %i.0, 1
br label %bb1
bb13: ; preds = %bb1
ret void
}