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| -rw-r--r-- | test/CodeGen/X86/2006-07-20-InlineAsm.ll | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2006-07-20-InlineAsm.ll b/test/CodeGen/X86/2006-07-20-InlineAsm.ll new file mode 100644 index 0000000000..6bf9cc94a4 --- /dev/null +++ b/test/CodeGen/X86/2006-07-20-InlineAsm.ll @@ -0,0 +1,24 @@ +; 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 +} |