[clang] [CIR] Add codegen for atomic fence builtin with non-const memory order (PR #172455)

[Haocong Lu via cfe-commits]

================
@@ -179,3 +179,427 @@ void loadWithSignalFence(DataPtr d) {
   // OGCG:    %[[DATA_TEMP_LOAD]] = load ptr, ptr %[[DATA_TEMP]], align 8
   // OGCG:    ret void
 }
+
+void const_atomic_thread_fence() {
+  __atomic_thread_fence(__ATOMIC_RELAXED);
+  __atomic_thread_fence(__ATOMIC_CONSUME);
+  __atomic_thread_fence(__ATOMIC_ACQUIRE);
+  __atomic_thread_fence(__ATOMIC_RELEASE);
+  __atomic_thread_fence(__ATOMIC_ACQ_REL);
+  __atomic_thread_fence(__ATOMIC_SEQ_CST);
+  // CIR-LABEL: const_atomic_thread_fence
+  // CIR: cir.atomic.fence syncscope(system) acquire
+  // CIR: cir.atomic.fence syncscope(system) acquire
+  // CIR: cir.atomic.fence syncscope(system) release
+  // CIR: cir.atomic.fence syncscope(system) acq_rel
+  // CIR: cir.atomic.fence syncscope(system) seq_cst
----------------
Luhaocong wrote:

done

https://github.com/llvm/llvm-project/pull/172455
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits