------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-04-01
11:23 -------
Subject: Bug 20600
CVSROOT: /cvs/gcc
Module name: gcc
Branch: gcc-4_0-branch
Changes by: [EMAIL PROTECTED] 2005-04-01 11:23:08
Modified files:
gcc : ChangeLog combine.c
gcc/config/i386: i386.c
Log message:
2005-04-01 Paolo Bonzini <[EMAIL PROTECTED]>
PR middle-end/19454
PR rtl-optimization/20600
* combine.c (gen_binary): Remove.
(known_cond, simplify_shift_const, find_split_point,
combine_simplify_rtx, simplify_if_then_else, simplify_set,
simplify_logical, expand_field_assignment, extract_left_shift,
force_to_mode, if_then_else_cond, apply_distributive_law,
simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
simplify_comparison, reversed_comparison): Replace with
simplify_gen_binary, simplify_gen_relational or
distribute_and_simplify_rtx.
(distribute_and_simplify_rtx): New function.
* config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
to fix addresses involving EBP and ESP.
(aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
for SUBREGed registers.
(legitimate_address_p): Accept SUBREGed registers.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.7592.2.107&r2=2.7592.2.108
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/combine.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.475.4.1&r2=1.475.4.2
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.795.6.1&r2=1.795.6.2
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20600
