changelog

这个是LINUX下的GDB调度工具的源码

2003-05-03  Chris Demetriou  <[e-mail]>

	* compare_igen_models: Tweak attribution slightly.

2002-11-22  Andrew Cagney  <[e-mail]>

	* gen.c (name_cmp): Rename format_name_cmp.
	(insn_list_insert): When a merge, compare the format name and
	instruction name.  Add trace messages.

2002-11-21  Andrew Cagney  <[e-mail]>

	* filter.c: Re-indent.
	* filter.h, filter_host.h, gen-engine.c, gen-engine.h: Ditto.
	* gen-icache.c, gen-icache.h, gen-idecode.c: Ditto.
	* gen-idecode.h, gen-itable.c, gen-itable.h: Ditto.
	* gen-model.c, gen-model.h, gen-semantics.c: Ditto.
	* gen-semantics.h, gen-support.c, gen-support.h: Ditto.
	* gen.c, gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
	* ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
	* lf.h, misc.c, misc.h, table.c, table.h: Ditto.
	
2002-11-21  Andrew Cagney  <[e-mail]>

	* Makefile.in: Update copyright.  IGEN contributed to the FSF.
	* filter.c, filter.h, filter_host.c, filter_host.h: Ditto.
	* gen-engine.c, gen-engine.h, gen-icache.c, gen-icache.h: Ditto.
	* gen-idecode.c, gen-idecode.h, gen-itable.c: Ditto.
	* gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c: Ditto.
	* gen-semantics.h, gen-support.c, gen-support.h, gen.c: Ditto.
	* gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
	* ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
	* lf.h, misc.c, misc.h, table.c, table.h: Ditto.

2002-11-06  Richard Sandiford  <[e-mail]>

	* gen-engine.c (print_engine_issue_prefix_hook): Don't add the
	global prefix to ENGINE_ISSUE_PREFIX_HOOK.
	(print_engine_issue_postfix_hook): Likewise ENGINE_ISSUE_POSTFIX_HOOK.

2002-08-28  Dave Brolley  <[e-mail]>

	* gen-support.c (gen_support_h): Generate
	'#define semantic_illegal <PREFIX>_semantic_illegal'.

2002-08-22  Chris Demetriou  <[e-mail]>

	* compare_igen_models: New script.

2002-06-17  Andrew Cagney  <[e-mail]>

	* gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
	``t'' to NULL.
	* igen.c (main): Add default case to switch.
	* gen-icache.c (print_icache_extraction): Ditto.

2002-06-17  Andrew Cagney  <[e-mail]>

	* Makefile.in (BUILD_CFLAGS): Remove -O0.

2002-06-16  Andrew Cagney  <[e-mail]>

	* configure: Regenerated to track ../common/aclocal.m4 changes.

2002-06-03  Richard Henderson  <[e-mail]>

	* gen-engine.c (print_run_body): Avoid multi-line strings.
	* lf.c (lf_print__gnu_copyleft): Likewise.

2002-05-01  Chris Demetriou  <[e-mail]>

	* igen.c: Use 'deprecated' rather than 'depreciated.'

2002-03-23  Andrew Cagney  <[e-mail]>

 	* gen.c (format_name_cmp): New function.
	(insn_list_insert): Use the instruction field name as an
	additional key.  Different field names indicate different
	semantics.

2002-03-07  Chris Demetriou  <[e-mail]>

	* igen.c (print_itrace_format): Add support for a new "%#lx" format.

Tue May 23 21:39:23 2000  Andrew Cagney  <[e-mail]>

	* configure: Regenerated to track ../common/aclocal.m4 changes.

2000-04-12  Frank Ch. Eigler  <[e-mail]>

	* gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
	of GPR_SET(N,0) for gen-zero-rN.

Thu Sep  2 18:15:53 1999  Andrew Cagney  <[e-mail]>

	* Makefile.in (SIM_WARNINGS): Replace this with.
	(IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
 	WARN_CFLAGS): With these.
	(BUILD_CFLAGS): Update.

	* configure: Regenerated to track ../common/aclocal.m4 changes.

1999-05-08  Felix Lee  <[e-mail]>

	* configure: Regenerated to track ../common/aclocal.m4 changes.
	
Fri Dec  4 15:14:09 1998  Andrew Cagney  <[e-mail]>

	* igen.c (main): Fix -Pitable=.

	* gen-engine.c (print_run_body): Prefix instruction_address.

Wed Oct 28 18:12:43 1998  Andrew Cagney  <[e-mail]>

	* Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
 	changes.

Wed Aug 12 10:55:28 1998  Frank Ch. Eigler  <[e-mail]>

	* gen-icache.c (print_icache_extraction): #undef a generated
 	symbol before #define'ing it, to remove conflict with system
 	macros.

Wed Jul 29 10:07:27 1998  Andrew Cagney  <[e-mail]>

	* gen.c (gen_entry_expand_opcode): For conditional, fields.  Fix
 	the extraction of the value from its source - both table and bit
 	cases were wrong.

Tue Jul 28 11:19:43 1998  Andrew Cagney  <[e-mail]>

	* ld-insn.c (parse_insn_word): For constant conditional strings,
 	encode their bit value.

	* ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
 	operands to refer to fields in earlier instruction words.

	* gen.c (sub_val): Replace field argument with val_last_pos.
	(gen_entry_expand_opcode): Look in previous tables for a value for
 	a conditional field as well as the bits from the current table.
	(insn_list_insert): Add sort key of instructions where
 	their operand fields have different conditionals.
	(insn_field_cmp): New function.
	
Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>

	* configure: Regenerated to track ../common/aclocal.m4 changes.
	* config.in: Ditto.

Sun Apr 26 15:20:08 1998  Tom Tromey  <[e-mail]>

	* acconfig.h: New file.
	* configure.in: Reverted change of Apr 24; use sinclude again.

Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>

	* configure: Regenerated to track ../common/aclocal.m4 changes.
	* config.in: Ditto.

Fri Apr 24 11:19:33 1998  Tom Tromey  <[e-mail]>

	* configure.in: Don't call sinclude.

Fri Apr 24 19:45:00 1998  Andrew Cagney  <[e-mail]>

	* gen-icache.c (print_icache_extraction): Do not type cast
 	pointers.
	
	* ld-insn.c (load_insn_table): Terminate error with NL.

	* gen.c (insns_bit_useless): Perform unsigned bit comparisons.

	* filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
 	unsigned.

Wed Apr 22 14:27:39 1998  Michael Meissner  <[e-mail]>

	* configure: Reconfigure to pick up ../common/aclocal.m4 changes
	to suppress inlining by default.

Tue Apr 21 01:37:54 1998  Andrew Cagney  <[e-mail]>

	* gen-icache.c (print_icache_extraction): When generating #define
 	force the expression to the correct type.

Thu Apr 16 08:50:29 1998  Andrew Cagney  <[e-mail]>

	* misc.c (name2i): strlen returns an unsigned.

Tue Apr 14 19:04:28 1998  Andrew Cagney  <[e-mail]>

	* igen.h (struct igen_warn_options): Add unimplemented option.
	* igen.c (main): Update

	* ld-insn.c (load_insn_table): Report unimplemented functions.

Tue Apr 14 10:57:26 1998  Andrew Cagney  <[e-mail]>

	* ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
 	separator tokens when parsing a conditional.

	* igen.h (main): Add option -S so that suffix can be specified.

Tue Apr 14 08:44:53 1998  Andrew Cagney  <[e-mail]>

	* igen.h (struct igen_trace_options): Add members insn_expansion
 	and insn_insertion.

	* igen.c (main): Add options -Gtrace-insn-expansion,
 	-Gtrace-insn-insertion and -Gtrace-all.

	* gen.c (gen_entry_expand_insns): Trace each instruction as it is
 	selected for expansion.
	(gen_entry_expand_opcode): Trace each expanded instruction as it
 	is inserted into the table.
	
Mon Apr 13 19:21:47 1998  Andrew Cagney  <[e-mail]>

	* ld-insn.c (parse_insn_word): Parse conditional operators.
	(parse_insn_word): Verify field conditionals.

	* ld-insn.h: Extend syntax to allow macros and field equality.
	(struct insn_field_cond): Rename insn_field_exclusion, add type.

	* gen.c (gen_entry_expand_opcode): Check type of conditional.
	(insns_bit_useless): Ditto.

	* ld-insn.c (parse_macro_record): New function.

Mon Apr 13 22:37:47 1998  Andrew Cagney  <[e-mail]>

	* ld-insn.h (enum insn_field_type): Add insn_field_invalid.

	* ld-insn.c (parse_insn_word): Check instruction field type
 	correctly initialized.
	(print_insn_words): Ditto.
	(insn_field_type_to_str): Ditto.
	(dump_insn_field): Ditto.

	* gen.c (insns_bit_useless): Ditto.

Fri Apr  3 18:08:16 1998  Andrew Cagney  <[e-mail]>

	* gen.h, igen.c (print_include_inline, print_includes,
 	print_includes): New functions.  Generate include list.  For for
 	semantics et.al. generate CPP code to inline when
 	C_REVEALS_MODULE_P.
	
	* igen.c (gen_semantics_c): Call print_includes.
	* gen-engine.c (gen_engine_c): Ditto.

Sat Apr  4 21:09:11 1998  Andrew Cagney  <[e-mail]>

	* igen.h: (struct _igen_name_option): Replace with struct
 	igen_module_option. Contains both module prefix and suffix.
	(INIT_OPTIONS): Initialize.
	
	* igen.c (main): Update -P option to fill in full module info.
	(gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
 	gen-support.c): Update.

Sat Apr  4 02:15:35 1998  Andrew Cagney  <[e-mail]>

	* igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
 	tracing is needed.

Thu Mar 26 20:51:23 1998  Stu Grossman  <[e-mail]>

	* table.c (table_push):  Redo, using stdio.  Fixes NT native
	problem with <CRLF>=><LF> translation...

Tue Mar 24 23:30:07 1998  Andrew Cagney  <[e-mail]>

	* gen-engine.c (print_run_body): Re-extract the CIA after
 	processing any events.

Tue Mar 24 17:46:08 1998  Stu Grossman  <[e-mail]>

	* Makefile.in:  Get SHELL from configure.
	* configure:  Regenerate with autoconf 2.12.1 to fix shell issues for
	NT native builds.

Mon Mar 16 12:51:31 1998  Andrew Cagney  <[e-mail]>

	* igen.c: Pass sim_cia to trace_prefix.

Thu Feb 26 19:25:02 1998  Andrew Cagney  <[e-mail]>

	* ld-insn.c (parse_function_record): Check models are valid.
	(parse_function_record): Only discard function when no model is
 	common.

Tue Feb 24 01:42:03 1998  Andrew Cagney  <[e-mail]>

	* gen-engine.c (print_run_body): Always wrap generated idecode
 	body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.

Fri Feb 20 16:22:10 1998  Andrew Cagney  <[e-mail]>

	* ld-insn.c (parse_function_record): When -Wnodiscard, suppress
 	discarded function warning.

	* igen.c (main): Clarify -Wnodiscard.

	* ld-insn.c (parse_function_record): For functions, allow use of
 	instruction style function model records

	* ld-insn.h (nr_function_model_fields): Define.
	
Tue Feb 17 16:36:27 1998  Andrew Cagney  <[e-mail]>

	* igen.c (print_itrace_prefix): Generate call to trace_prefix
 	instead of trace_one_insn.
	(print_itrace): Generate trace_prefix call if any tracing enabled,
	(print_itrace): Nest generated call to trace_generic inside
 	conditional for any tracing enabled.
	(print_itrace_prefix): Do not pass PHASE to trace_prefix.

Tue Feb  3 14:00:32 1998  Andrew Cagney  <[e-mail]>

	* gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
	* gen-icache.c (print_icache_body): Ditto.
	* gen-idecode.c (print_idecode_ifetch): Ditto.

	* gen-icache.c (print_icache_body): Mark successive instruction
 	words as unused.

	* ld-insn.c (parse_insn_word): Only report insn-width problems
 	when warning enabled.

	* igen.h: Add flag for warning about invalid instruction widths.
	* igen.c: Parse -Wwidth option.
	
	* gen-support.c (gen_support_h): Map instruction_word onto
 	<PREFIX>_instruction_word when needed.
	(print_support_function_name): Use support prefix.
	(gen_support_h): Ditto for <PREFIX>_idecode_issue.
	
Sun Feb  1 11:08:48 1998  Andrew Cagney  <[e-mail]>

	* gen-support.c (gen_support_h): Generate new macro CPU_.

Sat Jan 31 14:50:27 1998  Andrew Cagney  <[e-mail]>

	* gen-engine.c (gen_engine_h): Don't assume a model is present.
	(gen_engine_c): Ditto.

	* igen.c (gen_run_c): Ditto.

	* gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
 	CPU_CIA.  Parameterize with CPU argument.
	
Fri Jan 30 09:09:39 1998  Andrew Cagney  <[e-mail]>

	* gen.h (struct _gen_list): Replace processor with model.

	* igen.c (gen_idecode_h): Update.
	(gen_run_c): For generated switch, use model->full_name.

	* gen.c (print_gen_entry_path): Ditto.
	(make_table):  Ditto.
	(gen_entry_expand_insns):  Ditto.
	(make_gen_tables):  Ditto.

	* igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
 	function sim_engine_run.  Pass argument on to engine_run.

	* gen-engine.c (print_engine_run_function_header): Add extra
 	argument `nr_cpus' to generated function engine_run.