changelog

这个是LINUX下的GDB调度工具的源码

2001-03-07  Michael Meissner  <[e-mail]>

	* run.c (alloca-conf.h): Delete, no longer provided.

2001-02-22  Ben Elliston  <[e-mail]>

	* sim-trace.h (TRACE_VPU_IDX): Add.
	(TRACE_vpu): Define.
	(WITH_TRACE_VPU_P): Likewise.
	(TRACE_VPU_P): Likewise.
	* sim-trace.c (OPTION_TRACE_VPU): Define.
	(trace_options): Add --trace-vpu.
	(trace_option_handler): Handle OPTION_TRACE_VPU.
	(trace_option_handler): Include VPU tracing in --trace-semantics.
	(trace_idx_to_str): Handle TRACE_VPU_IDX.

2001-02-21  Ben Elliston  <[e-mail]>

	* sim-trace.h (TRACE_BRANCH_INPUT1): New macro.
	(TRACE_BRANCH_INPUT2): Likewise.

2001-02-09  Ben Elliston  <[e-mail]>

	* (profile_print_pc): Write header out in target byte order.

2001-02-09  Ben Elliston  <[e-mail]>

	* sim-profile.c (profile_pc_init): Correct bug in loop logic when
	adjusting the pc shift value.

2001-01-12  Chris Demetriou  <[e-mail]>

	* aclocal.m4 (SIM_AC_OPTION_SCACHE): Properly handle the case
	where a numeric value is supplied.

2001-01-06  Ben Elliston  <[e-mail]>

	* cgen.sh: Allow extrafiles to include the semantics files when
	generating an ISA-specific decoder.

2000-12-27  Alexandre Oliva  <[e-mail]>

	* Make-common.in (sim-io.o): Depend on targ-vals.h.

2000-12-23  Ben Elliston  <[e-mail]>

	* cgen-trace.c (trace_result): Handle 'f' type operands; output
	them to the trace stream using sim_fpu_printn_fpu. Include
	"sim-fpu.h".

2000-12-15  Ben Elliston  <[e-mail]>

	* sim-fpu.h (sim_fpu_printn_fpu): Declare.
	* sim-fpu.c (print_bits): Add digits parameter. Print only as many
	trailing digits as specified (-1 to print all digits).
	(sim_fpu_print_fpu): New wrapper around sim_fpu_printn_fpu.
	(sim_fpu_printn_fpu): Rename from sim_fpu_print_fpu; update calls
	to print_bits ().

2000-12-13  Ben Elliston  <[e-mail]>

	* cgen.sh: Set prefix/PREFIX (append ISA if applicable). Factor
	sed expressions into $sedscript, substituting @prefix@/@PREFIX@.
	(defs): New action.

2000-12-12  Geoffrey Keating  <[e-mail]>

	* sim-endian.h: Don't have parameters on macro definitions which
	are simply renaming functions, to permit use of XCONCAT2 in both
	the macro name and the arguments in a use of such a definition.

2000-12-11  Ben Elliston  <[e-mail]>

	* cgen-ops.h (SUBWORDDFDI): New function.

2000-12-05  Ben Elliston  <[e-mail]>

	* Make-common.in (cgen-defs): New target.
	(cgen-decode): Pass $(EXTRAFILES).

	* genmloop.sh: Use @prefix@, not @cpu@ throughout. Add -prefix and
	-outfile-suffix options.

2000-12-04  Ben Elliston  <[e-mail]>

	* cgen-ops.h (SUBWORDSIQI): Mask off top bits.
	(SUBWORDSIUQI): Likewise.
	(SUBWORDDIHI): Likewise.
	(SUBWORDDIQI): New function.

	* cgen-trace.c (disassemble_insn): Remove unused declaration.
	* cgen-scache.c (scache_option_handler): Remove unused local var.

2000-12-03  Ben Elliston  <[e-mail]>

	* sim-profile.c (profile_option_handler): Remove unused prof_nr.

2000-11-26  Stephane Carrez  <[e-mail]>

	* hw-events.c (delete_hw_event_data): Remove the scheduled events.

2000-11-26  Stephane Carrez  <[e-mail]>

	* dv-core.c (dv_core_attach_address_callback): Don't abort if
	space is not zero.

2000-11-24  Stephane Carrez  <[e-mail]>

	* hw-base.c (hw_delete): Don't free base_of_hw since it's freed.
	(set_hw_delete): Moved the macro as a function.
	* hw-base.h (set_hw_delete): Declare as external function.
	* hw-alloc.c (delete_hw_alloc_data): Allow to free the memory
	allocated using hw_malloc.
	
2000-11-24  Stephane Carrez  <[e-mail]>

	* sim-options.c (sim_parse_args): Free the memory used for
	long_options, short_options, handlers, opt_cpu, orig_val.

2000-11-20  Ben Elliston  <[e-mail]>

	* cgen-ops.h (SUBBI): New macro.
	(SUBWORDSIQI, SUBWORDSIHI, SUBWORDSIUQI): New functions.
	(SUBWORDDIHI, SUBWORDDIUQI, SUBWORDDIDF): Likewise.

2000-11-16  Ben Elliston  <[e-mail]>

	* cgen-types.h (VOID): New type.

2000-11-09  Ben Elliston  <[e-mail]>

	* sim-fpu.c (sim_fpu_one): Set exponent to 0.
	(sim_fpu_two): Set exponent to 1.

2000-10-26  Ben Elliston  <[e-mail]>

        * cgen.sh: Handle an isa argument between cpu and mach. Default to
        `all'. Pass `-i' options to cgen applications.
        * Make-common.in (cgen-arch, cgen-cpu, cgen-decode, cgen-cpu-decode,
        cgen-desc): Pass $(isa) to cgen.sh.

2000-10-08  Ben Elliston  <[e-mail]>

	* cgen-utils.c (cgen_rtx_error): New function.

2000-10-07  Ben Elliston  <[e-mail]>

	* cgen-trace.c (sim_cgen_disassemble_insn): Handle failure
	conditions for sim_core_read_buffer().

2000-09-26  Dave Brolley  <[e-mail]>

	* cgen-utils.c (RORQI): New function.
	(ROLQI): New function.
	(RORHI): New function.
	(ROLHI): New function.

2000-08-28  Dave Brolley  <[e-mail]>

	* cgen-trace.c (sim_cgen_disassemble_insn): Make sure entire insn is
	in insn_value if it will fit.

2000-08-21  Frank Ch. Eigler  <[e-mail]>

	* Make-common.in, cgen.sh: Contribute CGEN-related build targets/rules.

2000-08-15  Dave Brolley  <[e-mail]>

	* sim-profile.c (profile_print_speed): Print cpu frequency if not zero.

2000-08-15  Dave Brolley  <[e-mail]>

	* sim-profile.h (PROFILE_DATA): Add cpu_freq.
	(PROFILE_CPU_FREQ): New macro.
	* sim-profile.c (OPTION_PROFILE_CPU_FREQUENCY): New enumerator.
	(profile-options): Add profile-cpu-frequency.
	(parse_frequency): New function.
	(profile_option_handler): Handle OPTION_PROFILE_CPU_FREQUENCY.
	(profile_print_speed): Print cpu frequency and simulated execution time.
	Re-indent other items to match.

2000-08-09  Andrew Cagney  <[e-mail]>

	* dv-sockser.c (dv_sockser_init): Eliminate MIN macro.

2000-07-27  Frank Ch. Eigler  <[e-mail]>

	From Maciej W. Rozycki <[e-mail]>
	* Makefile.in (install): Install run.1 man page.

Thu Jul 27 21:56:08 2000  Andrew Cagney  <[e-mail]>

	From 2000-06-23 Doug Evans <[e-mail]>:
	* Makefile.in (headers,nltvals.def): Merge.

Thu Jul 27 20:37:47 2000  Andrew Cagney  <[e-mail]>

	From 2000-06-25 Stephane Carrez <[e-mail]>:
	* nrun.c (main): Print the simulator statistics only in
	verbose mode.
	* hw-properties.h (hw_find_integer_array_property): Fix
	prototype (use signed_cell).

	From 2000-06-25 Stephane Carrez <[e-mail]>:
	* sim-events.c (sim_events_remain_time): New function returning
	the time that remains before the event is raised.
	* hw-events.c (hw_event_remain_time): Likewise.
	* sim-events.h (sim_events_remain_time): Declare.
	* hw-events.h (hw_event_remain_time): Declare.

	From 2000-06-25 Stephane Carrez <[e-mail]>:
	* sim-hw.c: Use <errno.h> instead of <sys/errno.h>
	(OPTION_HW_LIST): New option --hw-list to list the devices.
	(hw_option_handler): List the device tree with 'sim_hw_print'.

	From 2000-06-25 Stephane Carrez <[e-mail]>:
	* sim-bits.h (_MSB_16, _LSB_16): Define for 16-bit targets.
	(MASK, LSBIT, MSBIT): Likewise and use _MSB_16 and _LSB_16.
	(EXTENDED): Define for 16-bit word size.
	* sim-bits.c (LSEXTRACTED, MSEXTRACTED, LSINSERTED,
	MSINSERTED, LSSEXT, MSSEXT): Implement for 16-bit word size.
	* sim-types.h: Added support for 16-bit targets.

2000-06-23  Frank Ch. Eigler  <[e-mail]>

	* cgen-trace.h (TRACE_USEFUL_MASK): Remove TRACE_EVENTS_IDX.

2000-06-24  Frank Ch. Eigler  <[e-mail]>

	From Maciej W. Rozycki <[e-mail]>:
	* Makefile.in (distclean): Clean cconfig.h also.

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

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

Tue May 23 21:35:53 2000  Andrew Cagney  <[e-mail]>

	* aclocal.m4 (sim-profile): Enable the profiler by default.

Tue May 23 20:30:12 2000  Andrew Cagney  <[e-mail]>

	* run.c (main): Initialize sigrc.

Wed Apr 26 16:18:44 2000  Andrew Cagney  <[e-mail]>

	* sim-events.c (update_time_from_event): Add more detailed event
 	tracing.

2000-03-30  Dave Brolley  <[e-mail]>

	* aclocal.m4 (cgen): Use guile to run cgen.

2000-03-23  Dave Brolley  <[e-mail]>

	* cgen-fpu.h: Rename extsfdf to fextsfdf. Rename truncdfsf to
	ftruncdfsf.
	* cgen-accfp.c (fextsfdf): New function.
	(ftruncdfsf): New function.
	(cgen_init_accurate_fpu): Initialize fextsfdf and ftruncdfsf.

2000-03-13  Jeff Johnston <[e-mail]>

	* cgen-ops.h: Added TRUNCSISI.

2000-03-08  Dave Brolley  <[e-mail]>

	* cgen-par.h (cgen_write_queue_kind): Add CGEN_FN_SF_WRITE.
	(CGEN_WRITE_QUEUE_ELEMENT): Add fn_sf_write.
	(sim_queue_fn_si_write): Last argument is has type USI.
	(sim_queue_fn_sf_write): New function.
	* cgen-par.c (sim_queue_fn_si_write): Declare 'value' as USI.
	(sim_queue_fn_sf_write): New function.
	(cgen_write_queue_element_execute): Handle CGEN_FN_SF_WRITE.

Tue Feb 22 16:45:09 2000  Andrew Cagney  <[e-mail]>

	* run.c (main): When SIM_HAVE_ENVIRONMENT enable tracing with
 	sim_set_trace and run simulator using sim_resume.
	(main): Add option ``-o'' - operating environment.  Only continue
 	after a signal when operating environment.
	(main): Always set REASON and SIGRC using sim_stop_reason.
	(sim_trace): Delete extern declaration.

2000-02-08  Nick Clifton  <[e-mail]>

	* callback.c: Fix compile time warning messages.
	* run.c: Fix compile time warning messages.
     
1999-12-17  Dave Brolley  <[e-mail]>

	* sim-profile.h: (set_profile_option_mask): Add prototype.
	* sim-profile.c (set_profile_option_mask): No longer static.

Wed Dec  8 21:47:13 1999  Andrew Cagney  <[e-mail]>

	* sim-arange.c: Include <string.h>

1999-12-07  Dave Brolley  <[e-mail]>

	* sim-options.c (print_help): '=' required before optional argument.
	* cgen-par.h (CGEN_FN_MEM_QI_WRITE): New enumerator.
	(CGEN_FN_MEM_HI_WRITE): New enumerator.
	(CGEN_FN_MEM_SI_WRITE): New enumerator.
	(CGEN_FN_MEM_DI_WRITE): New enumerator.
	(CGEN_FN_MEM_DF_WRITE): New enumerator.
	(CGEN_FN_MEM_XI_WRITE): New enumerator.
	(fn_mem_qi_write): New union members.
	(fn_mem_hi_write): New union members.
	(fn_mem_si_write): New union members.
	(fn_mem_di_write): New union members.
	(fn_mem_df_write): New union members.
	(fn_mem_xi_write): New union members.
	(sim_queue_fn_mem_qi_write): New function.
	(sim_queue_fn_mem_hi_write): New function.
	(sim_queue_fn_mem_si_write): New function.
	(sim_queue_fn_mem_di_write): New function.
	(sim_queue_fn_mem_df_write): New function.
	(sim_queue_fn_mem_xi_write): New function.
	* cgen-par.c (sim_queue_fn_mem_qi_write): New function.
	(sim_queue_fn_mem_hi_write): New function.
	(sim_queue_fn_mem_si_write): New function.
	(sim_queue_fn_mem_di_write): New function.
	(sim_queue_fn_mem_df_write): New function.
	(sim_queue_fn_mem_xi_write): New function.
	(cgen_write_queue_element_execute): Handle CGEN_FN_MEM_QI_WRITE,
	CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
	CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.

1999-12-01  Dave Brolley  <[e-mail]>

	* cgen-accfp.c (subsf): Check status code.
	(mulsf): Ditto.
	(negsf): Ditto.
	(abssf): Ditto.
	(sqrtsf): Ditto.
	(invsf): Ditto.
	(minsf): Ditto.
	(maxsf): Ditto.
	(subdf): Ditto.
	(muldf): Ditto.
	(divdf): Ditto.
	(negdf): Ditto.
	(absdf): Ditto.
	(sqrtdf): Ditto.
	(invdf): Ditto.
	(mindf): Ditto.
	(maxdf): Ditto.

1999-11-26  Dave Brolley  <[e-mail]>

	* cgen-par.h (fn_df_write): Mode of data is DF.
	(sim_queue_fn_df_write): Mode of data is DF.
	* cgen-par.c (sim_queue_fn_df_write): Mode of data is DF.

1999-11-22  Dave Brolley  <[e-mail]>

	* cgen-trace.c (SIZE_TRACE_BUF): Inxrease size of trace buffer.
	* cgen-par.h (CGEN_WRITE_QUEUE_SIZE): Increase size of queue.

1999-11-04  Dave Brolley  <[e-mail]>

	* cgen-par.h (cgen_write_queue_kind): Add CGEN_FN_XI_WRITE and
	CGEN_MEM_XI_WRITE members.
	(CGEN_WRITE_QUEUE_ELEMENT): Add fn_xi_write and mem_xi_write members.
	(sim_queue_fn_xi_write): New function.
	(sim_queue_mem_xi_write): New function.

	* cgen-par.c (sim_queue_fn_xi_write): New function.
	(sim_queue_mem_xi_write): New function.
	(cgen_write_queue_element_execute): Handle CGEN_FN_XI_WRITE and
	CGEN_MEM_XI_WRITE.

1999-10-22  Dave Brolley  <[e-mail]>

	* cgen-par.h (insn_address): New field in CGEN_WRITE_QUEUE_ELEMENT.
	(CGEN_WRITE_QUEUE_ELEMENT_IADDR): New macro.
	* cgen-par.c: Set insn_address for each queued write. Get pc from
	cpu when executing queued writes.

1999-10-19  Dave Brolley  <[e-mail]>