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; RUN: llc < %s -march=x86 -no-integrated-as
; PR833
@G = weak global i32 0 ; <i32*> [#uses=3]
define i32 @foo(i32 %X) {
entry:
%X_addr = alloca i32 ; <i32*> [#uses=3]
store i32 %X, i32* %X_addr
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 )
%tmp1 = load i32, i32* %X_addr ; <i32> [#uses=1]
ret i32 %tmp1
}
define i32 @foo2(i32 %X) {
entry:
%X_addr = alloca i32 ; <i32*> [#uses=3]
store i32 %X, i32* %X_addr
call void asm sideeffect "xchg{l} {$0,$1|$1,$0}", "=*m,=*r,1,~{dirflag},~{fpsr},~{flags}"( i32* @G, i32* %X_addr, i32 %X )
%tmp1 = load i32, i32* %X_addr ; <i32> [#uses=1]
ret i32 %tmp1
}
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