egcs/gcc ChangeLog Makefile.in final.c flags.h ...

Sun Jul 30 16:58:00 GMT 2000

CVSROOT:	/cvs/gcc
Module name:	egcs
Changes by:	rth@sourceware.cygnus.com	2000-07-30 16:58:04

Modified files:
	gcc            : ChangeLog Makefile.in final.c flags.h jump.c 
	                 loop.c loop.h recog.c toplev.c 
	gcc/config/c4x : c4x.c 
	gcc/config/i386: i386.c i386.md 
	gcc/config/ia64: ia64-protos.h ia64.c ia64.h ia64.md 
	gcc/config/rs6000: rs6000.c rs6000.md 
Added files:
	gcc            : doloop.c 

Log message:
	* Makefile.in (OBJS): Add doloop.o.
	* doloop.c: New file.
	
	* final.c (insn_current_reference_address): Return 0 before final.
	* flags.h (flag_branch_on_count_reg): Fix typos in commentary.
	* jump.c (any_uncondjump_p): Likewise.
	* loop.c (indirect_jump_in_function): Make static.
	(strength_reduce): Call doloop_optimize.
	(insert_bct, instrument_loop_bct): Remove.
	* loop.h (doloop_optimize): Prototype.
	* recog.c (split_all_insns): Split all INSN_P.
	* toplev.c (flag_branch_on_count_reg): Default on.
	
	* config/c4x/c4x.c (c4x_optimization_options): Don't set
	flag_branch_on_count_reg.
	* config/i386/i386.c (override_options): Likewise.
	* config/rs6000/rs6000.c (optimization_options): Likewise.
	
	* config/i386/i386.md (decrement_and_branch_on_count): Remove.
	(doloop_end): New.
	(dbra_ge): Remove, as well as all it's splitters.
	
	* config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
	(doloop_end): New.
	
	* config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
	(ia64_register_move_cost): Declare.
	* config/ia64/ia64.c (ar_lc_reg_operand): New.
	(struct ia64_frame_info): Add ar_size.
	(ia64_compute_frame_size): Set it.
	(save_restore_insns): Save and restore ar.lc.
	(ia64_register_move_cost): New, moved from header file.  Handle
	application registers.
	(REG_AR_PFS, REG_AR_EC): Remove.  Replace with AR_*_REGNUM numbers.
	(emit_insn_group_barriers): Special case doloop_end_internal.
	(ia64_epilogue_uses): Mark ar.lc live at end.
	* config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
	(AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
	(FIRST_PSEUDO_REGISTER): Make room.
	(AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
	(FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
	(REG_ALLOC_ORDER): Update.
	(HARD_REGNO_MODE_OK): Update.
	(REGISTER_NAMES): Update.
	(enum reg_class): Add AR_M_REGS and AR_I_REGS.
	(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
	(REGNO_REG_CLASS): Update.
	(LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
	(REGISTER_MOVE_COST): Move out of line.
	(PREDICATE_CODES): Update.
	* config/ia64/ia64.md (movdi patterns): Handle ar register classes.
	(addsi3_plus1_alt, adddi3_plus1_alt): New.
	(shladd_elim splitter): Allow constants in the predicate.
	(doloop_end, doloop_end_internal): New.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/doloop.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.7262&r2=1.7263
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/Makefile.in.diff?cvsroot=gcc&r1=1.489&r2=1.490
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/final.c.diff?cvsroot=gcc&r1=1.138&r2=1.139
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/flags.h.diff?cvsroot=gcc&r1=1.45&r2=1.46
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/jump.c.diff?cvsroot=gcc&r1=1.133&r2=1.134
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/loop.c.diff?cvsroot=gcc&r1=1.262&r2=1.263
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/loop.h.diff?cvsroot=gcc&r1=1.32&r2=1.33
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/recog.c.diff?cvsroot=gcc&r1=1.68&r2=1.69
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/toplev.c.diff?cvsroot=gcc&r1=1.355&r2=1.356
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/config/c4x/c4x.c.diff?cvsroot=gcc&r1=1.62&r2=1.63
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/config/i386/i386.c.diff?cvsroot=gcc&r1=1.164&r2=1.165
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/config/i386/i386.md.diff?cvsroot=gcc&r1=1.166&r2=1.167
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/config/ia64/ia64-protos.h.diff?cvsroot=gcc&r1=1.13&r2=1.14
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/config/ia64/ia64.c.diff?cvsroot=gcc&r1=1.36&r2=1.37
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/config/ia64/ia64.h.diff?cvsroot=gcc&r1=1.30&r2=1.31
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/config/ia64/ia64.md.diff?cvsroot=gcc&r1=1.27&r2=1.28
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/config/rs6000/rs6000.c.diff?cvsroot=gcc&r1=1.136&r2=1.137
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/config/rs6000/rs6000.md.diff?cvsroot=gcc&r1=1.95&r2=1.96