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gcc/gcc ChangeLog.tree-ssa tree-cfg.c tree-flo ...
- From: law at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: 26 Jun 2003 01:07:06 -0000
- Subject: gcc/gcc ChangeLog.tree-ssa tree-cfg.c tree-flo ...
CVSROOT: /cvs/gcc
Module name: gcc
Branch: tree-ssa-20020619-branch
Changes by: law@gcc.gnu.org 2003-06-26 01:07:06
Modified files:
gcc : ChangeLog.tree-ssa tree-cfg.c tree-flow.h
tree-ssa-live.c tree-ssa.c
Log message:
* tree-cfg.c (remove_useless_stmts_and_vars): On the first
iteration, remove unused variables from BIND_EXPRs.
* tree-flow.h (var_ann_d): Add new field USED.
(set_is_used): Prototype.
(remove_useless_stmts_and_vars): Update prototype.
* tree-ssa-live.c (create_ssa_var_map): Note which variables
are used so that we can delete those which are not used.
* tree-ssa.c (create_temp): Mark the new temporary as being used.
(rewrite_out_of_ssa): Note if the call to remove_useless_stmts_and_vars
is the first iteration or not.
(set_is_used): New function.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.tree-ssa.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.461&r2=1.1.2.462
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-cfg.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.119&r2=1.1.4.120
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-flow.h.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.86&r2=1.1.4.87
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-live.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.8&r2=1.1.2.9
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.97&r2=1.1.4.98