mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-09-01 19:29:22 +00:00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110113 91177308-0d34-0410-b5e6-96231b3b80d8
27 lines
637 B
LLVM
27 lines
637 B
LLVM
; RUN: opt < %s -loweratomic -S | FileCheck %s
|
|
|
|
declare i8 @llvm.atomic.cmp.swap.i8.p0i8(i8* %ptr, i8 %cmp, i8 %val)
|
|
declare i8 @llvm.atomic.swap.i8.p0i8(i8* %ptr, i8 %val)
|
|
|
|
define i8 @cmpswap() {
|
|
; CHECK: @cmpswap
|
|
%i = alloca i8
|
|
%j = call i8 @llvm.atomic.cmp.swap.i8.p0i8(i8* %i, i8 0, i8 42)
|
|
; CHECK: [[INST:%[a-z0-9]+]] = load
|
|
; CHECK-NEXT: icmp
|
|
; CHECK-NEXT: select
|
|
; CHECK-NEXT: store
|
|
ret i8 %j
|
|
; CHECK: ret i8 [[INST]]
|
|
}
|
|
|
|
define i8 @swap() {
|
|
; CHECK: @swap
|
|
%i = alloca i8
|
|
%j = call i8 @llvm.atomic.swap.i8.p0i8(i8* %i, i8 42)
|
|
; CHECK: [[INST:%[a-z0-9]+]] = load
|
|
; CHECK-NEXT: store
|
|
ret i8 %j
|
|
; CHECK: ret i8 [[INST]]
|
|
}
|