craig.topper added inline comments.
================
Comment at: llvm/lib/Target/RISCV/RISCVFrameLowering.cpp:58
const auto *RVFI = MF.getInfo<RISCVMachineFunctionInfo>();
if (RVFI->useSaveRestoreLibCalls(MF)) {
----------------
Can you add a FIXME here? Using x27 should hopefully remove this restriction
================
Comment at: llvm/lib/TargetParser/RISCVTargetParser.cpp:105
+bool isX27ReservedByDefault(const Triple &TT) {
// X18 is reserved for the ShadowCallStack ABI (even when not enabled).
return TT.isOSFuchsia() || TT.isAndroid();
----------------
X18->X27
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D146463/new/
https://reviews.llvm.org/D146463
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