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| author | Alan Modra <amodra@gmail.com> | 2010-09-09 12:00:54 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gcc.gnu.org> | 2010-09-09 12:00:54 +0930 |
| commit | 5a79bcc454b5792db3471c4deba84630b2c26dd7 (patch) | |
| tree | 973fb37729da99edb86f368e6501cb1f8334f719 /gcc/config/rs6000/rs6000.h | |
| parent | f5b281c0ed43ec7ac3e5851e28bcc5825aa26c6b (diff) | |
| download | gcc-5a79bcc454b5792db3471c4deba84630b2c26dd7.zip gcc-5a79bcc454b5792db3471c4deba84630b2c26dd7.tar.gz gcc-5a79bcc454b5792db3471c4deba84630b2c26dd7.tar.bz2 | |
invoke.text: Reinstate mcmodel=medium.
* doc/invoke.text: Reinstate mcmodel=medium.
* config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
CMODEL_MEDIUM as default.
* config/rs6000/rs6000.h (enum rs6000_cmodel): Add CMODEL_MEDIUM.
* config/rs6000/rs6000.c (rs6000_handle_option): Add mcmodel=medium.
(toc_relative_ok, offsettable_ok_by_alignment): New functions.
(rs6000_emit_move): Reinstate mcmodel=medium optimization.
From-SVN: r164045
Diffstat (limited to 'gcc/config/rs6000/rs6000.h')
| -rw-r--r-- | gcc/config/rs6000/rs6000.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/config/rs6000/rs6000.h b/gcc/config/rs6000/rs6000.h index 3ce011f..63f1bba 100644 --- a/gcc/config/rs6000/rs6000.h +++ b/gcc/config/rs6000/rs6000.h @@ -297,9 +297,11 @@ extern const char *host_detect_local_cpu (int argc, const char **argv); /* Code model for 64-bit linux. small: 16-bit toc offsets. - large: 32-bit toc offsets. */ + medium: 32-bit toc offsets, static data and code within 2G of TOC pointer. + large: 32-bit toc offsets, no limit on static data and code. */ enum rs6000_cmodel { CMODEL_SMALL, + CMODEL_MEDIUM, CMODEL_LARGE }; |