[all-commits] [llvm/llvm-project] 685a47: [RISCV] Add partial support for -fzero-call-used-r...

[Lucas Chollet via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 685a4702e8f0f7a0d8db0643227c6569ad391c09
      https://github.com/llvm/llvm-project/commit/685a4702e8f0f7a0d8db0643227c6569ad391c09
  Author: Lucas Chollet <lucas.chollet at serenityos.org>
  Date:   2026-06-11 (Thu, 11 Jun 2026)

  Changed paths:
    M clang/docs/ReleaseNotes.rst
    M clang/include/clang/Options/Options.td
    M clang/lib/Driver/ToolChains/Clang.cpp
    M llvm/lib/Target/RISCV/RISCVFrameLowering.cpp
    M llvm/lib/Target/RISCV/RISCVFrameLowering.h
    M llvm/lib/Target/RISCV/RISCVInstrInfo.cpp
    M llvm/lib/Target/RISCV/RISCVInstrInfo.h
    M llvm/lib/Target/RISCV/RISCVInstrInfo.td
    M llvm/lib/Target/RISCV/RISCVRegisterInfo.cpp
    M llvm/lib/Target/RISCV/RISCVRegisterInfo.h
    M llvm/lib/Target/RISCV/RISCVRegisterInfo.td
    A llvm/test/CodeGen/RISCV/zero-call-used-regs.ll

  Log Message:
  -----------
  [RISCV] Add partial support for -fzero-call-used-regs (#194883)

This implements the "-fzero-call-used-regs" option on RISCV for the
"skip" and "*gpr*" arguments. Zeroing floating points and vector
registers will be implemented later.



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