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36a0947820
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81290 91177308-0d34-0410-b5e6-96231b3b80d8
12 lines
473 B
LLVM
12 lines
473 B
LLVM
; RUN: llc < %s -march=x86-64
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; PR4583
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define i32 @atomic_cmpset_long(i64* %dst, i64 %exp, i64 %src) nounwind ssp noredzone noimplicitfloat {
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entry:
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%0 = call i8 asm sideeffect "\09lock ; \09\09\09cmpxchgq $2,$1 ;\09 sete\09$0 ;\09\091:\09\09\09\09# atomic_cmpset_long", "={ax},=*m,r,{ax},*m,~{memory},~{dirflag},~{fpsr},~{flags}"(i64* undef, i64 undef, i64 undef, i64* undef) nounwind ; <i8> [#uses=0]
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br label %1
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; <label>:1 ; preds = %entry
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ret i32 undef
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}
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