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gcc/gcc ChangeLog.tree-ssa tree-dfa.c tree-flo ...
- From: law at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: 30 Jan 2003 18:50:20 -0000
- Subject: gcc/gcc ChangeLog.tree-ssa tree-dfa.c tree-flo ...
CVSROOT: /cvs/gcc
Module name: gcc
Branch: tree-ssa-20020619-branch
Changes by: law@gcc.gnu.org 2003-01-30 18:50:20
Modified files:
gcc : ChangeLog.tree-ssa tree-dfa.c tree-flow.h
tree-ssa-pre.c
Log message:
* tree-dfa.c (struct alias_tags): New. Collector for key information
regarding alias tags.
(indirect_refs_base, indirect_refs_alias_set): New varrays.
(addressable_vars_base, addressable_vars_alias_set): Likewise.
(compute_may_aliases): Initialize and finalize the new varrays.
Update allocation of alias tags information.
(find_may_aliases_for): Extract base symbols and alias set
information for V1 and V2 from the virtual arrays and store
them into local variables. Pass them as necessary to
may_alias_p, may_access_global_mem, find_alias_tag. Add base
symbol and alias set when creating a new alias tag.
(find_vars_r): Fill in new varrays as needed.
(may_alias_p): Add new arguments for base and alias set of the
two origianl incoming arguments. No longer call get_base_symbol
or get_alias_set.
(find_alias_tag, may_access_global_mem): Similarly.
(add_stmt_operand): Update to pass additional argument to
may_access_global_mem.
(dump_alias_info): Update to deal with new alias tag structure.
* tree-flow.h (may_alias_p): Update prototype with new arguments.
* tree-ssa-pre.c (process_left_occs_and_kills): Update to pass
new arguments to may_alias_p.
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=1.1.2.203&r2=1.1.2.204
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-dfa.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.66&r2=1.1.4.67
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-flow.h.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.46&r2=1.1.4.47
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-pre.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.46&r2=1.1.4.47