================
@@ -24,3 +24,27 @@ int test_strex(char *addr) {
res |= __builtin_arm_strex(42, (long long *)addr); // expected-error
{{address argument to load or store exclusive builtin must be a pointer to 1,2
or 4 byte type}}
return res;
}
+
+int test_ldrexd(char *addr) {
+ int sum = 0;
+ sum += __builtin_arm_ldrexd(addr); // expected-error {{load and store
exclusive builtins are not available on this architecture}}
----------------
statham-arm wrote:
It's a shame that this case reuses the error message that claims _no_
load/store exclusives are available. I think it might be better to make a
separate error message that adds "8-byte" to the wording, and use that when
your reduced `Mask` is zero but the original `getARMLDREXMask()` was not.
https://github.com/llvm/llvm-project/pull/164919
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