summaryrefslogtreecommitdiff
path: root/gcc/defaults.h
diff options
context:
space:
mode:
authorams <ams@138bc75d-0d04-0410-961f-82ee72b054a4>2010-08-20 11:14:38 +0000
committerams <ams@138bc75d-0d04-0410-961f-82ee72b054a4>2010-08-20 11:14:38 +0000
commit260e669e8b6e2b6c3b9c422a617e0e8e1f873cc0 (patch)
tree2d9f05dc440f7a83a7c9010772e45442652c54fa /gcc/defaults.h
parentd2e2a8963b73d654ef7f219472c47791f8d42136 (diff)
downloadgcc-260e669e8b6e2b6c3b9c422a617e0e8e1f873cc0.tar.gz
2010-08-20 Joseph Myers <joseph@codesourcery.com>
gcc/ * doc/tm.texi.in (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Document to be zero or nonzero. * doc/tm.texi: Regenerate. * defaults.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define. * df-scan.c (df_get_exit_block_use_set), reginfo.c (init_reg_sets_1), rtlanal.c (rtx_unstable_p, rtx_varies_p): Handle new PIC_OFFSET_TABLE_REG_CALL_CLOBBERED semantics. * config/ia64/ia64.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define to 1. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@163399 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/defaults.h')
-rw-r--r--gcc/defaults.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/defaults.h b/gcc/defaults.h
index 7aa227c3ff9..aaf6ea66de9 100644
--- a/gcc/defaults.h
+++ b/gcc/defaults.h
@@ -722,6 +722,10 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
#define PIC_OFFSET_TABLE_REGNUM INVALID_REGNUM
#endif
+#ifndef PIC_OFFSET_TABLE_REG_CALL_CLOBBERED
+#define PIC_OFFSET_TABLE_REG_CALL_CLOBBERED 0
+#endif
+
#ifndef TARGET_DLLIMPORT_DECL_ATTRIBUTES
#define TARGET_DLLIMPORT_DECL_ATTRIBUTES 0
#endif