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25 lines
700 B
LLVM
25 lines
700 B
LLVM
; RUN: llvm-as < %s | llc -march=x86
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; PR833
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%G = weak global int 0 ; <int*> [#uses=3]
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implementation ; Functions:
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int %foo(int %X) {
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entry:
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%X_addr = alloca int ; <int*> [#uses=3]
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store int %X, int* %X_addr
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call void asm sideeffect "xchg{l} {$0,$1|$1,$0}", "==m,==r,m,1,~{dirflag},~{fpsr},~{flags}"( int* %G, int* %X_addr, int* %G, int %X )
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%tmp1 = load int* %X_addr ; <int> [#uses=1]
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ret int %tmp1
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}
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int %foo2(int %X) {
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entry:
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%X_addr = alloca int ; <int*> [#uses=3]
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store int %X, int* %X_addr
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call void asm sideeffect "xchg{l} {$0,$1|$1,$0}", "==m,==r,1,~{dirflag},~{fpsr},~{flags}"( int* %G, int* %X_addr, int %X )
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%tmp1 = load int* %X_addr ; <int> [#uses=1]
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ret int %tmp1
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}
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