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890a876e0e
This gets gas and llc -filetype=obj to agree on the order of prefixes. For llvm-mc we need to fix the asm parser to know that it makes a difference on which line the "lock" is in. Part of pr23594. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@238232 91177308-0d34-0410-b5e6-96231b3b80d8
10 lines
267 B
LLVM
10 lines
267 B
LLVM
; RUN: llc < %s -O2 -march=x86-64 -verify-machineinstrs | FileCheck %s
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define void @pr21099(i64* %p) {
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; CHECK-LABEL: pr21099
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; CHECK: lock addq $-2147483648
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; This number is INT32_MIN: 0x80000000UL
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%1 = atomicrmw add i64* %p, i64 -2147483648 seq_cst
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ret void
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}
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