r137313 - in /trunk/gcc: ChangeLog Makefile.in ...

[jamborm@gcc.gnu.org]

Author: jamborm
Date: Tue Jul  1 08:54:18 2008
New Revision: 137313

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=137313
Log:
2008-07-01  Martin Jambor  <mjambor@suse.cz>
        * Makefile.in (tree-switch-conversion.o): Add.
        (OBJS-common): Add tree-swtch-conversion.o.
        * passes.c (init_optimization_passes): Add pass_convert_switch.
        * tree-pass.h: (pass_convert_switch): Add.
        * tree-switch-conversion.c: New file.
        * gcc.dg/tree-ssa/cswtch.c: New testcase.
        * common.opt (ftree-cswtch): New option.
        * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
        * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
        * opts.c (decode_options): Set flag_tree_switch_conversion when
        optimization level is >= 2.
        * doc/invoke.texi (Optimize Options): Added description of
        -ftree-swtch-conversion and switch-conversion-max-branch-ratio.


Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/cswtch.c
    trunk/gcc/tree-switch-conversion.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/Makefile.in
    trunk/gcc/common.opt
    trunk/gcc/doc/invoke.texi
    trunk/gcc/opts.c
    trunk/gcc/params.def
    trunk/gcc/params.h
    trunk/gcc/passes.c
    trunk/gcc/tree-pass.h