================ @@ -1416,14 +1560,46 @@ bool RISCVFrameLowering::restoreCalleeSavedRegisters( // first in the epilogue. It increases the opportunity to avoid the // load-to-use data hazard between loading RA and return by RA. // loadRegFromStackSlot can insert multiple instructions. + // + // + // We first change the restore order for scalar and vector + // callee-saved registers as the layout shown below: + // + // Epilog restore order (original): + // ---------------------------- + // RVV objects ---------------- topperc wrote:
The epilog doesn't "restore" RVV objects. Other than adjusting the stack pointer. I'm not sure what this is illustrating https://github.com/llvm/llvm-project/pull/77560 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
