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New testcase for PR833 

llvm-svn: 29225
This commit is contained in:
Chris Lattner 2006-07-20 19:04:36 +00:00
parent b030532910
commit 9b10424aa8
1 changed files with 24 additions and 0 deletions
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24
llvm/test/Regression/CodeGen/X86/2006-07-20-InlineAsm.ll Normal file
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; RUN: llvm-as < %s | llc -march=x86
; PR833
%G = weak global int 0 ; <int*> [#uses=3]
implementation ; Functions:
int %foo(int %X) {
entry:
%X_addr = alloca int ; <int*> [#uses=3]
store int %X, int* %X_addr
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 )
%tmp1 = load int* %X_addr ; <int> [#uses=1]
ret int %tmp1
}
int %foo2(int %X) {
entry:
%X_addr = alloca int ; <int*> [#uses=3]
store int %X, int* %X_addr
call void asm sideeffect "xchg{l} {$0,$1|$1,$0}", "==m,==r,1,~{dirflag},~{fpsr},~{flags}"( int* %G, int* %X_addr, int %X )
%tmp1 = load int* %X_addr ; <int> [#uses=1]
ret int %tmp1
}