This is the mail archive of the
gcc-cvs@gcc.gnu.org
mailing list for the GCC project.
gcc/gcc ChangeLog.tree-ssa
- From: amacleod at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: 6 Oct 2003 19:37:38 -0000
- Subject: gcc/gcc ChangeLog.tree-ssa
CVSROOT: /cvs/gcc
Module name: gcc
Branch: tree-ssa-20020619-branch
Changes by: amacleod@gcc.gnu.org 2003-10-06 19:37:38
Modified files:
gcc : ChangeLog.tree-ssa
Log message:
2003-10-06 Andrew MacLeod <amacleod@redhat.com>
* tree-dfa.c (compute_immediate_uses): Add optional callback.
(compute_immediate_uses_for_phi): Remove unused parameter. Add optional
callback to determine if usage info should be calculated for variable.
(compute_immediate_uses_for_stmt): Add optional callback to determine
if usage info should be calculated for variable.
* tree-flow.h (compute_immediate_uses): Update prototype.
* tree-ssa-ccp.c (need_imm_uses_for): New. Callback function passed to
compute_immediate_uses.
(initialize): Calculate defaults initially, then build reduced
immediate use information.
(get_default_value): Non empty stmt's which are not a PHI_NODE or
a MODIFY_EXPR default to VARYING.
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=1.1.2.724&r2=1.1.2.725