llvm/test/CodeGen/X86/atomic-or.ll
Rafael Espindola 890a876e0e Print "lock \t foo" instead of "lock \n foo".
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
2015-05-26 18:35:10 +00:00

27 lines
709 B
LLVM

; RUN: llc < %s -march=x86-64 -verify-machineinstrs | FileCheck %s
; rdar://9692967
define void @t1(i64* %p, i32 %b) nounwind {
entry:
%p.addr = alloca i64*, align 8
store i64* %p, i64** %p.addr, align 8
%tmp = load i64*, i64** %p.addr, align 8
; CHECK-LABEL: t1:
; CHECK: movl $2147483648, %eax
; CHECK: lock orq %r{{.*}}, (%r{{.*}})
%0 = atomicrmw or i64* %tmp, i64 2147483648 seq_cst
ret void
}
define void @t2(i64* %p, i32 %b) nounwind {
entry:
%p.addr = alloca i64*, align 8
store i64* %p, i64** %p.addr, align 8
%tmp = load i64*, i64** %p.addr, align 8
; CHECK-LABEL: t2:
; CHECK: lock orq $2147483644, (%r{{.*}})
%0 = atomicrmw or i64* %tmp, i64 2147483644 seq_cst
ret void
}