wangpc added inline comments.
================
Comment at: llvm/lib/Target/RISCV/RISCVFrameLowering.cpp:908
static const MCPhysReg CSRegs[] = { RISCV::X1, /* ra */
RISCV::X5, RISCV::X6, RISCV::X7, /* t0-t2 */
----------------
zixuan-wu wrote:
> Hi, @wangpc it's hidden bug that out of range registers are saved/restored in
> prologue/epilogue
Thanks! We don't need to save X16-X31 for interrupt functions.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D70401/new/
https://reviews.llvm.org/D70401
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