[Bug target/23649] [4.1 Regression] gcc.dg/ppc-and-1.c failure due to not using rlwinm

["cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-09-01 02:48 -------
Subject: Bug 23649

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	amodra@gcc.gnu.org	2005-09-01 02:48:02

Modified files:
	gcc            : ChangeLog 
	gcc/config/rs6000: predicates.md rs6000-protos.h rs6000.c 
	                   rs6000.h rs6000.md 

Log message:
	PR target/23649
	* config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
	(mask64_operand): Reinstate code prior to 2005-06-11 change.
	(mask64_2_operand): Reinstate code prior to 2004-11-11 change.
	(and64_2_operand): Tweak to use predicate.
	(and_operand): Adjust for mask_operand changes.
	* config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
	(print_operand): Likewise.
	(rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
	(mask64_1or2_operand): Delete.
	* rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
	* config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
	(EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
	(EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
	* config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
	(rotldi3_internal4): Likewise.
	(rotldi3_internal5, rotldi3_internal5 split): Likewise.
	(rotldi3_internal6, rotldi3_internal6 split): Likewise.
	(ashldi3_internal7): Likewise.
	(ashldi3_internal8, ashldi3_internal8 split): Likewise.
	(ashldi3_internal, ashldi3_internal9 split): Likewise.
	(anddi3 split): Don't match mask64_operand.
	(anddi3_internal2): Add rlwinm.  Modify 't' splitter predicate.
	(anddi3_internal3): Add rlwinm.  Use and64_2_operand in non-cr0
	splitter and match TARGET_64BIT not TARGET_POWERPC64.  Modify
	't' splitter predicate.
	(movdi_internal64 + 2): Revert 2005-06-11 change.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9870&r2=2.9871
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/predicates.md.diff?cvsroot=gcc&r1=1.24&r2=1.25
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/rs6000-protos.h.diff?cvsroot=gcc&r1=1.107&r2=1.108
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/rs6000.c.diff?cvsroot=gcc&r1=1.863&r2=1.864
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/rs6000.h.diff?cvsroot=gcc&r1=1.383&r2=1.384
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/rs6000.md.diff?cvsroot=gcc&r1=1.405&r2=1.406



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23649