------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-09-01
05:29 -------
Subject: Bug 23478
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: [EMAIL PROTECTED] 2005-09-01 05:29:04
Modified files:
gcc : ChangeLog global.c local-alloc.c
Log message:
PR rtl-optimization/23478
* local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
(alloc_qty): Initialize it.
(update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
(combine_regs): Combine also n_throwing_calls_crossed fields.
(find_free_reg): Don't attempt to caller-save pseudos crossing
calls that might throw.
* global.c (struct allocno): Add throwing_calls_crossed field.
(global_alloc): Revert 2005-08-22 change. Initialize
throwing_calls_crossed.
(find_reg): Don't attempt to caller-save pseudos crossing calls that
might throw.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9871&r2=2.9872
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/global.c.diff?cvsroot=gcc&r1=1.131&r2=1.132
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/local-alloc.c.diff?cvsroot=gcc&r1=1.153&r2=1.154
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23478
