r115055 - in /trunk/gcc: ChangeLog genpreds.c

[sayle@gcc.gnu.org]

Author: sayle
Date: Wed Jun 28 19:42:04 2006
New Revision: 115055

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=115055
Log:

	* genpreds.c (generate_switch_p): New function.
	(add_mode_tests): Push the new mode test down inside an AND expr
	if this allows the switch-suitable MATCH_CODE to be near the root.
	(write_match_code_switch): New function to write a MATCH_CODE as
	a switch statement.
	(write_predicate_stmts): New function to write a predicate RTX
	expression as a sequence of statements.
	(write_one_predicate_function): Use write_predicate_stmts.
	(write_tm_constrs_h): Likewise.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/genpreds.c