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egcs/gcc ChangeLog gcse.c
- To: egcs-cvs@egcs.cygnus.com
- Subject: egcs/gcc ChangeLog gcse.c
- From: law@egcs.cygnus.com
- Date: 25 Aug 1999 04:24:37 -0000
CVSROOT: /egcs/carton/cvsfiles
Module name: egcs
Changes by: law@egcs.cygnus.com 99/08/24 21:24:37
Modified files:
gcc : ChangeLog gcse.c
Log message:
* gcse.c (find_avail_set): Follow chains of register-register copies.
Use oprs_not_set_p to guarantee that the returned value can be
substituted.
(cprop_insn): Don't verify the return value of find_avail_set with
oprs_not_set_p.