llvm-6502/tools/gold
Duncan Sands 10287438e1 Make sure the CXXFLAGS setting is picked up by
the common Makefile.  Not sure why this suddenly
started causing problems.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71925 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-16 04:00:00 +00:00
..
gold-plugin.cpp Allow a user of libLTO to specify the full pathname of the gcc executable to 2009-04-30 15:24:09 +00:00
Makefile Make sure the CXXFLAGS setting is picked up by 2009-05-16 04:00:00 +00:00
README.txt

This directory contains a plugin that is designed to work with binutils
gold linker. At present time, this is not the default linker in
binutils, and the default build of gold does not support plugins.

Obtaining binutils:

  cvs -z 9 -d :pserver:anoncvs@sourceware.org:/cvs/src login
  {enter "anoncvs" as the password}
  cvs -z 9 -d :pserver:anoncvs@sourceware.org:/cvs/src co binutils

This will create a src/ directory. Make a build/ directory and from
there configure binutils with "../src/configure --enable-gold --enable-plugins".
Then build binutils with "make all-gold".

To build the LLVMgold plugin, configure LLVM with the option
--with-binutils-include=/path/to/binutils/src/include/ --enable-pic. To use the
plugin, run "ld-new --plugin /path/to/libLLVMgold.so".
Without PIC libLTO and libLLVMgold are not being built (because they would fail
link on x86-64 with a relocation error: PIC and non-PIC can't be combined).
As an alternative to passing --enable-pic, you can use 'make ENABLE_PIC=1' in
your entire LLVM build.