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