================
@@ -1136,11 +1136,35 @@ static void mergeAtomic(DenseMap<unsigned, unsigned>
&intAttr,
};
}
+static void mergeX3RegUse(DenseMap<unsigned, unsigned> &intAttr,
+ const InputSectionBase *oldSection,
+ const InputSectionBase *newSection,
+ unsigned int oldTag, unsigned int newTag) {
+ // X3/GP register usage ar incompatible and cannot be merged, with the
+ // exception of the UNKNOWN or 0 value
+ using RISCVAttrs::RISCVX3RegUse::X3RegUsage;
+ auto attr = RISCVAttrs::X3_REG_USAGE;
+ if (newTag == X3RegUsage::UNKNOWN)
+ return;
+ if (oldTag == X3RegUsage::UNKNOWN) {
+ intAttr[attr] = newTag;
----------------
topperc wrote:
Can we use the iterator from try_emplace instead of a second map lookup?
https://github.com/llvm/llvm-project/pull/84598
_______________________________________________
llvm-branch-commits mailing list
llvm-branch-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
