[clang] [PowerPC] Make "ca" aliased to "xer" (PR #77557)
Kai Luo via cfe-commits
cfe-commits at lists.llvm.org
Wed Jan 10 19:18:12 PST 2024
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@@ -782,6 +782,8 @@ ArrayRef<const char *> PPCTargetInfo::getGCCRegNames() const {
const TargetInfo::GCCRegAlias PPCTargetInfo::GCCRegAliases[] = {
// While some of these aliases do map to different registers
// they still share the same register name.
+ // Strictly speaking, "ca" is a subregister of "xer". However currently we
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bzEq wrote:
Maybe a note. I don't think we are modeling other fields like `SO`, `OV` in `XER` in the near future.
https://github.com/llvm/llvm-project/pull/77557
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