Re: [edk2-devel] [Patch 0/7] Add new CLANG8ELF tool chain for new LLVM/CLANG8

["Laszlo Ersek" <lersek@redhat.com>]

On 04/26/19 16:42, Liming Gao wrote:
> BZ:https://bugzilla.tianocore.org/show_bug.cgi?id=1603
> LLVM/CLANG8 formal release http://releases.llvm.org/download.html#8.0.0
> It can be downloaded and installed in Windows/Linux/Mac OS.
> 
> CLANG8ELF tool chain is added to generate ELF image, and convert to PE/COFF.
> On Windows OS, set CLANG_HOST_BIN=n, set CLANG8_BIN=LLVM installed directory
> CLANG_HOST_BIN is used CLANG_HOST_PREFIX. Prefix n is for nmake.
> For example:
>   set CLANG_HOST_BIN=n
>   set CLANG8_BIN=C:\Program Files\LLVM\bin\
> On Linux/Mac, export CLANG8_BIN=LLVM installed directory, CLANG_HOST_BIN is 
> not required, because there is no prefix for make.
> For example:
>   export CLANG8_BIN=/home/clang8/bin/
> 
> This tool chain can be used to compile the firmware code. On windows OS,
> Visual Studio is still required to compile BaseTools C tools and 
> provide nmake.exe for makefile. On Linux/Mac OS, gcc is used to compile 
> BaseTools C tools. make is used for makefile.
> 
> This tool chain is verified on OVMF Ia32, X64 and Ia32X64 to boot Shell.
> This tool chain is verified in Windows/Linux and Mac OS.
> 
> Liming Gao (7):
>   BaseTools: Add ClangBase.lds for CLANG8 tool chain with max-page-size
>   BaseTools GenFw: Support CLANG8ELF with conversion ELF to PE/COFF
>     image
>   BaseTools: Update build_rule.template for ASLC rule with full C flags
>   BaseTools: Update build_rule to skip CLANG resource section generation
>   BaseTools: Update tools_def.template to directly refer to AutoGen.h
>   BaseTools: Add new CLANG8ELF tool chain for new LLVM/CLANG8
>   OvmfPkg: Update DSC/FDF to support CLANG8ELF tool chain
> 
>  BaseTools/Source/C/GenFw/Elf32Convert.c |  12 +---
>  BaseTools/Source/C/GenFw/Elf64Convert.c |  11 +--
>  BaseTools/Conf/build_rule.template      |   8 +--
>  BaseTools/Conf/tools_def.template       | 121 +++++++++++++++++++++++++++++---
>  BaseTools/Scripts/ClangBase.lds         |  79 +++++++++++++++++++++
>  OvmfPkg/OvmfPkgIa32.dsc                 |   4 +-
>  OvmfPkg/OvmfPkgIa32.fdf                 |   2 +-
>  OvmfPkg/OvmfPkgIa32X64.dsc              |   4 +-
>  OvmfPkg/OvmfPkgIa32X64.fdf              |   2 +-
>  OvmfPkg/OvmfPkgX64.dsc                  |   4 +-
>  OvmfPkg/OvmfPkgX64.fdf                  |   2 +-
>  11 files changed, 213 insertions(+), 36 deletions(-)
>  create mode 100644 BaseTools/Scripts/ClangBase.lds
> 

This feature has missed edk2-stable201905.

Please postpone the following BZ reference:

  https://bugzilla.tianocore.org/show_bug.cgi?id=1603

from

  https://github.com/tianocore/tianocore.github.io/wiki/EDK-II-Release-Planning#edk2-stable201905-tag-planning

to

  https://github.com/tianocore/tianocore.github.io/wiki/EDK-II-Release-Planning#edk2-stable201908-tag-planning

Thanks,
Laszlo