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gcc/gcc ChangeLog regs.h local-alloc.c flow.c ...
- From: jakub at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: 1 Sep 2005 20:51:09 -0000
- Subject: gcc/gcc ChangeLog regs.h local-alloc.c flow.c ...
CVSROOT: /cvs/gcc
Module name: gcc
Branch: gcc-3_4-branch
Changes by: jakub@gcc.gnu.org 2005-09-01 20:51:09
Modified files:
gcc : ChangeLog regs.h local-alloc.c flow.c global.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/g++.dg/opt: pr23478.C
Log message:
PR rtl-optimization/23478
* regs.h (reg_info): Add throw_calls_crossed.
(REG_N_THROWING_CALLS_CROSSED): Define.
* flow.c (allocate_reg_life_data): Initialize
REG_N_THROWING_CALLS_CROSSED.
(propagate_one_insn, attempt_auto_inc): Update
REG_N_THROWING_CALLS_CROSSED.
* 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): Initialize throwing_calls_crossed.
(find_reg): Don't attempt to caller-save pseudos crossing calls that
might throw.
* g++.dg/opt/pr23478.C: New test.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=2.2326.2.912&r2=2.2326.2.913
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/regs.h.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.31.4.1&r2=1.31.4.2
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/local-alloc.c.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.126.4.1&r2=1.126.4.2
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/flow.c.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.572.4.4&r2=1.572.4.5
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/global.c.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.98&r2=1.98.4.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.3389.2.426&r2=1.3389.2.427
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/opt/pr23478.C.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=NONE&r2=1.1.4.1