mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-01-01 15:33:33 +00:00
94f7c7aeaa
Change the default for `-num-shuffles` to 5 and better document the algorithm in the header docs of `verify-uselistorder`. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214419 91177308-0d34-0410-b5e6-96231b3b80d8
32 lines
1.4 KiB
LLVM
32 lines
1.4 KiB
LLVM
; RUN: opt < %s | opt -S | FileCheck %s
|
|
; RUN: verify-uselistorder %s -preserve-bc-use-list-order
|
|
; Basic smoke test for atomic operations.
|
|
|
|
define void @f(i32* %x) {
|
|
; CHECK: load atomic i32* %x unordered, align 4
|
|
load atomic i32* %x unordered, align 4
|
|
; CHECK: load atomic volatile i32* %x singlethread acquire, align 4
|
|
load atomic volatile i32* %x singlethread acquire, align 4
|
|
; CHECK: store atomic i32 3, i32* %x release, align 4
|
|
store atomic i32 3, i32* %x release, align 4
|
|
; CHECK: store atomic volatile i32 3, i32* %x singlethread monotonic, align 4
|
|
store atomic volatile i32 3, i32* %x singlethread monotonic, align 4
|
|
; CHECK: cmpxchg i32* %x, i32 1, i32 0 singlethread monotonic monotonic
|
|
cmpxchg i32* %x, i32 1, i32 0 singlethread monotonic monotonic
|
|
; CHECK: cmpxchg volatile i32* %x, i32 0, i32 1 acq_rel acquire
|
|
cmpxchg volatile i32* %x, i32 0, i32 1 acq_rel acquire
|
|
; CHECK: cmpxchg i32* %x, i32 42, i32 0 acq_rel monotonic
|
|
cmpxchg i32* %x, i32 42, i32 0 acq_rel monotonic
|
|
; CHECK: cmpxchg weak i32* %x, i32 13, i32 0 seq_cst monotonic
|
|
cmpxchg weak i32* %x, i32 13, i32 0 seq_cst monotonic
|
|
; CHECK: atomicrmw add i32* %x, i32 10 seq_cst
|
|
atomicrmw add i32* %x, i32 10 seq_cst
|
|
; CHECK: atomicrmw volatile xchg i32* %x, i32 10 monotonic
|
|
atomicrmw volatile xchg i32* %x, i32 10 monotonic
|
|
; CHECK: fence singlethread release
|
|
fence singlethread release
|
|
; CHECK: fence seq_cst
|
|
fence seq_cst
|
|
ret void
|
|
}
|