================
@@ -69,6 +70,26 @@ std::string FormatExtensionFlags(uint64_t Flags) {
return llvm::join(Features, ", ");
}
+std::string SerializeExtensionFlags(Bitset<AArch64::AEK_EXTENSIONS_MAX> Flags)
{
+ static_assert((AArch64::AEK_EXTENSIONS_MAX % 4 == 0),
+ "AArch64::AEK_EXTENSIONS_MAX shoubld be divisible by 4");
+
+ std::string SerializedFlags;
+ int HexValue = 0;
+ for (unsigned int i = 0; i < AArch64::AEK_EXTENSIONS_MAX; i++) {
+ HexValue <<= 1;
+ HexValue |= (int)Flags[i];
+ if ((i + 1) % 4 == 0) {
+ std::ostringstream ss;
----------------
sdesmalen-arm wrote:
Is it worth creating the std::ostringstream once and use that instead of
SerializedFlags, rather than what you're doing here?
https://github.com/llvm/llvm-project/pull/65423
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