Author: Jez Ng Date: 2023-02-21T12:09:27-05:00 New Revision: b0bf3e66d0878099ceebd916645c4cee320116cb
URL: https://github.com/llvm/llvm-project/commit/b0bf3e66d0878099ceebd916645c4cee320116cb DIFF: https://github.com/llvm/llvm-project/commit/b0bf3e66d0878099ceebd916645c4cee320116cb.diff LOG: [clang][docs] Document ThinLTO options for ld64.lld The LTO-cache-related flags were added here: {D105922} Reviewed By: tejohnson Differential Revision: https://reviews.llvm.org/D144482 Added: Modified: clang/docs/ThinLTO.rst Removed: ################################################################################ diff --git a/clang/docs/ThinLTO.rst b/clang/docs/ThinLTO.rst index 579a513f952b2..c042547678919 100644 --- a/clang/docs/ThinLTO.rst +++ b/clang/docs/ThinLTO.rst @@ -118,7 +118,7 @@ be reduced to ``N`` via: ``-Wl,-plugin-opt,jobs=N`` - ld64: ``-Wl,-mllvm,-threads=N`` -- lld: +- ld.lld, ld64.lld: ``-Wl,--thinlto-jobs=N`` - lld-link: ``/opt:lldltojobs=N`` @@ -141,9 +141,10 @@ which currently must be enabled through a linker option. - gold (as of LLVM 4.0): ``-Wl,-plugin-opt,cache-dir=/path/to/cache`` -- ld64 (support in clang 3.9 and Xcode 8): +- ld64 (supported since clang 3.9 and Xcode 8) and Mach-O ld64.lld (as of LLVM + 15.0): ``-Wl,-cache_path_lto,/path/to/cache`` -- ELF lld (as of LLVM 5.0): +- ELF ld.lld (as of LLVM 5.0): ``-Wl,--thinlto-cache-dir=/path/to/cache`` - COFF lld-link (as of LLVM 6.0): ``/lldltocache:/path/to/cache`` @@ -152,14 +153,14 @@ Cache Pruning ------------- To help keep the size of the cache under control, ThinLTO supports cache -pruning. Cache pruning is supported with gold, ld64 and ELF and COFF lld, but -currently only gold, ELF and COFF lld allow you to control the policy with a -policy string. The cache policy must be specified with a linker option. +pruning. Cache pruning is supported with gold, ld64, and lld, but currently only +gold and lld allow you to control the policy with a policy string. The cache +policy must be specified with a linker option. - gold (as of LLVM 6.0): ``-Wl,-plugin-opt,cache-policy=POLICY`` -- ELF lld (as of LLVM 5.0): - ``-Wl,--thinlto-cache-policy,POLICY`` +- ELF ld.lld (as of LLVM 5.0), Mach-O ld64.lld (as of LLVM 15.0): + ``-Wl,--thinlto-cache-policy=POLICY`` - COFF lld-link (as of LLVM 6.0): ``/lldltocachepolicy:POLICY`` _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
