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| author | Vladimir Makarov <vmakarov@redhat.com> | 2008-08-26 01:12:17 +0000 |
|---|---|---|
| committer | Vladimir Makarov <vmakarov@redhat.com> | 2008-08-26 01:12:17 +0000 |
| commit | 04f138937336f7a6a9ef7b1065bb3f0e084c587a (patch) | |
| tree | e1fe183891d68eb61005059d6a767e71e1be9913 /gcc/doc/invoke.texi | |
| parent | 9634c14afe5d74ae7c737f0eeec722f93fd1a23d (diff) | |
2008-08-25 Vladimir Makarov <vmakarov@redhat.com>ira
* opts.c (decode_options): Set up flag_ira.
* doc/invoke.texi (fira): Document it.
* caller-save.c (save_call_clobbered_regs): Define and use
do_placement_opt_p.
git-svn-id: https://gcc.gnu.org/svn/gcc/branches/ira@139582 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/doc/invoke.texi')
| -rw-r--r-- | gcc/doc/invoke.texi | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 455b43d9fee..db05e321856 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -5683,8 +5683,9 @@ Enabled at levels @option{-O2}, @option{-O3}, @option{-Os}. @item -fira @opindex fira -If supported for the target machine, use the integrated register -allocator (@acronym{IRA}) for register allocation. +Use the integrated register allocator (@acronym{IRA}) for register +allocation. It is a default if @acronym{IRA} has been ported for the +target. @item -fira-algorithm=@var{algorithm} Use specified algorithm for the integrated register allocator. The |