[all-commits] [llvm/llvm-project] f712c0: [HLSL]Add -O and -Od option for dxc mode.

[Xiang Li via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: f712c0131f3b2d7b95ff4e21e8050943c01565d6
      https://github.com/llvm/llvm-project/commit/f712c0131f3b2d7b95ff4e21e8050943c01565d6
  Author: Xiang Li <python3kgae at outlook.com>
  Date:   2022-09-13 (Tue, 13 Sep 2022)

  Changed paths:
    M clang/include/clang/Driver/Options.td
    M clang/lib/CodeGen/CGHLSLRuntime.cpp
    M clang/lib/Driver/ToolChains/Clang.cpp
    M clang/lib/Driver/ToolChains/HLSL.cpp
    A clang/test/CodeGenHLSL/disable_opt.hlsl
    A clang/test/Driver/dxc_O.hlsl
    M clang/test/Driver/dxc_fcgl.hlsl

  Log Message:
  -----------
  [HLSL]Add -O and -Od option for dxc mode.

Two new dxc mode options -O and -Od are added for dxc mode.
-O is just alias of existing cc1 -O option.
-Od will be lowered into -O0 and -dxc-opt-disable.

-dxc-opt-disable is cc1 option added to for build ShaderFlags.

Reviewed By: beanz

Differential Revision: https://reviews.llvm.org/D128845