================
@@ -335,6 +335,9 @@ class LLVM_LIBRARY_VISIBILITY SPIRV32TargetInfo : public
BaseSPIRVTargetInfo {
PointerWidth = PointerAlign = 32;
SizeType = TargetInfo::UnsignedInt;
PtrDiffType = IntPtrType = TargetInfo::SignedInt;
+ // SPIR-V has core support for atomic ops, and Int32 is always available;
+ // we take the maximum because it's possible the Host supports wider types.
+ MaxAtomicInlineWidth = std::max<unsigned char>(MaxAtomicInlineWidth, 32);
----------------
arsenm wrote:
Isn't there a 64-bit atomic extension? How are extensions supposed to work
here?
https://github.com/llvm/llvm-project/pull/106429
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