[Bug target/10404] [PPC] gcc does not use 0 when using the indexed instructions of altivec like stewx

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2004-01-22 07:17 -------
Subject: Bug 10404

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	hammer-3_3-branch
Changes by:	hpenner@gcc.gnu.org	2004-01-22 07:17:37

Modified files:
	gcc            : ChangeLog.hammer 
	gcc/config/rs6000: altivec.md linux64.h rs6000-protos.h rs6000.c 
	                   rs6000.h 

Log message:
	Backport 64 bit altivec enablement from mainline.
	2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>
	
	* gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
	all vector constant loadable by vsplt*.
	(output_vec_const_move): Likewise.
	
	2003-10-17  Segher Boessenkool  <boessen@de.ibm.com>
	Hartmut Penner  <hpenner@de.ibm.com>
	
	PR 10404, partial 11591, partial 11601
	* config/rs6000/altivec.md ("altivec_dst", "altivec_dstt",
	"altivec_dstst", "altivec_dststt", "altivec_lvsl", "altivec_lvsr",
	"altivec_lvebx", "altivec_lvehx", "altivec_lvewx", "altivec_lvxl",
	"altivec_lvx", "altivec_stvx", "altivec_stvxl", "altivec_stvebx",
	"altivec_stvehx", "altivec_stvewx"): Use a memory_operand.
	* config/rs6000/rs6000.c (altivec_expand_lv_builtin): New function.
	(altivec_expand_stv_builtin): Adjust for the memory_operand.
	(altivec_expand_builtin): Call altivec_expand_lv_builtin.
	(altivec_init_builtins): Use `long int' for memory offsets.
	
	2003-09-22  David Edelsohn  <edelsohn@gnu.org>
	Hartmut Penner  <hpenner@de.ibm.com>
	Segher Boessenkool  <boessen@de.ibm.com>
	
	* config/rs6000/rs6000.c (altivec_in_gprs_p): Rename to ...
	(gpr_or_gpr_p): Test INT_REGNO_P and convert to boolean.
	(rs6000_split_altivec_in_gprs): Rename to ...
	(rs6000_split_multireg_move): Add support for update addressing.
	* config/rs6000/rs6000-protos.h: Same.
	* config/rs6000/altivec.md: Same.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.hammer.diff?cvsroot=gcc&only_with_tag=hammer-3_3-branch&r1=1.1.2.273&r2=1.1.2.274
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/altivec.md.diff?cvsroot=gcc&only_with_tag=hammer-3_3-branch&r1=1.1.18.2&r2=1.1.18.3
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/linux64.h.diff?cvsroot=gcc&only_with_tag=hammer-3_3-branch&r1=1.31.2.7&r2=1.31.2.8
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/rs6000-protos.h.diff?cvsroot=gcc&only_with_tag=hammer-3_3-branch&r1=1.47.2.4&r2=1.47.2.5
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/rs6000.c.diff?cvsroot=gcc&only_with_tag=hammer-3_3-branch&r1=1.397.2.18&r2=1.397.2.19
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/rs6000.h.diff?cvsroot=gcc&only_with_tag=hammer-3_3-branch&r1=1.234.2.12&r2=1.234.2.13



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10404