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
|
; RUN: llc < %s | FileCheck %s
; PR2182
target datalayout =
"e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin8"
@x = weak global i32 0 ; <i32*> [#uses=8]
define void @loop_2() nounwind {
; CHECK: loop_2:
; CHECK-NOT: ret
; CHECK: addl $3, (%{{.*}})
; CHECK-NEXT: addl $3, (%{{.*}})
; CHECK-NEXT: addl $3, (%{{.*}})
; CHECK-NEXT: addl $3, (%{{.*}})
; CHECK-NEXT: ret
%tmp = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1 = add i32 %tmp, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1, i32* @x, align 4
%tmp.1 = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1.1 = add i32 %tmp.1, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1.1, i32* @x, align 4
%tmp.2 = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1.2 = add i32 %tmp.2, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1.2, i32* @x, align 4
%tmp.3 = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1.3 = add i32 %tmp.3, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1.3, i32* @x, align 4
ret void
}
|
