mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-30 15:32:52 +01:00
14 lines
331 B
LLVM
14 lines
331 B
LLVM
; RUN: llc < %s -mtriple=i386-pc-linux -mcpu=corei7 | FileCheck %s
|
|
|
|
define i64 @atomicSub(i64* %a, i64 %b) nounwind {
|
|
entry:
|
|
%0 = atomicrmw sub i64* %a, i64 %b seq_cst
|
|
ret i64 %0
|
|
; CHECK: atomicSub
|
|
; CHECK: movl %eax, %ebx
|
|
; CHECK: subl {{%[a-z]+}}, %ebx
|
|
; CHECK: movl %edx, %ecx
|
|
; CHECK: sbbl {{%[a-z]+}}, %ecx
|
|
; CHECK: ret
|
|
}
|