r123451 - in /trunk/gcc: ChangeLog doc/md.texi ...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Apr  3 09:31:27 2007
New Revision: 123451

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=123451
Log:
2007-04-03  Richard Guenther  <rguenther@suse.de>

	* genpreds.c (write_insn_constraint_len): Write function
	optimized for CONSTRAINT_LEN implementation.
	(write_tm_preds_h): Output insn_constraint_len inline and
	use it for CONSTRAINT_LEN.
	(write_insn_preds_c): Don't output insn_constraint_len.
	* doc/md.texi (define_register_constraint): Document multi-letter
	constraints shall have the same length if they start with the same
	letter.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/doc/md.texi
    trunk/gcc/genpreds.c