================
@@ -48,6 +48,13 @@ def BPF_END : BPFArithOp<0xd>;
def BPF_XCHG : BPFArithOp<0xe>;
def BPF_CMPXCHG : BPFArithOp<0xf>;
+class BPFAtomicLoadStoreOp<bits<4> val> {
+ bits<4> Value = val;
+}
+
+def BPF_LOAD_ACQ : BPFAtomicLoadStoreOp<0x1>;
+def BPF_STORE_REL : BPFAtomicLoadStoreOp<0xb>;
----------------
peilin-ye wrote:
> So I tempt to use 0x2.
I see, let's just use `0x1` and `0x2`.
https://github.com/llvm/llvm-project/pull/108636
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