[Bug target/21760] [4.1 Regression] Powerpc atomic builtins missing PPC405 errata

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-06-23 13:24 -------
Subject: Bug 21760

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	dje@gcc.gnu.org	2005-06-23 13:24:14

Modified files:
	gcc            : ChangeLog 
	gcc/config/rs6000: rs6000.h rs6000.md 
Added files:
	gcc/config/rs6000: sync.md 

Log message:
	PR target/21760
	* config/rs6000/rs6000.h (PPC405_ERRATUM77): New.
	* config/rs6000/rs6000.md: Move atomic instructions to ...
	* config/rs6000/sync.md: Here.
	Change sync_compare_and_swap<mode> to define_expand.  All stwcx
	patterns test PPC405_ERRATUM77.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9210&r2=2.9211
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/sync.md.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/rs6000.h.diff?cvsroot=gcc&r1=1.370&r2=1.371
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/rs6000.md.diff?cvsroot=gcc&r1=1.381&r2=1.382



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21760