1; RUN: llc < %s -mtriple=i686-- -no-integrated-as
2; PR833
3
4@G = weak global i32 0		; <i32*> [#uses=3]
5
6define i32 @foo(i32 %X) {
7entry:
8	%X_addr = alloca i32		; <i32*> [#uses=3]
9	store i32 %X, i32* %X_addr
10	call void asm sideeffect "xchg{l} {$0,$1|$1,$0}", "=*m,=*r,m,1,~{dirflag},~{fpsr},~{flags}"( i32* @G, i32* %X_addr, i32* @G, i32 %X )
11	%tmp1 = load i32, i32* %X_addr		; <i32> [#uses=1]
12	ret i32 %tmp1
13}
14
15define i32 @foo2(i32 %X) {
16entry:
17	%X_addr = alloca i32		; <i32*> [#uses=3]
18	store i32 %X, i32* %X_addr
19	call void asm sideeffect "xchg{l} {$0,$1|$1,$0}", "=*m,=*r,1,~{dirflag},~{fpsr},~{flags}"( i32* @G, i32* %X_addr, i32 %X )
20	%tmp1 = load i32, i32* %X_addr		; <i32> [#uses=1]
21	ret i32 %tmp1
22}
23
24