changelog

这个是LINUX下的GDB调度工具的源码

2004-01-18  Mark Kettenis  <[e-mail]>

	* simops.c: Include <sys/types.h>.

2003-09-05  Andrew Cagney  <[e-mail]>
	    Nick Clifton  <[e-mail]>

	* interp.c (sim_open): Accept bfd_mach_v850e1.
	* v850-dc: Add entry for v850e1.
	* v850.igen: Add support for v850e1.
	Add code for DBTRAP and DBRET instructions.
	(dbtrap): Create a separate v850e1 specific instruction.
	Only generate a trap if the target is not the v850e1.
	Otherwise treat it as a special kind of branch.
	(break): Mark as v850/v850e specific.
	
2003-05-16  Ian Lance Taylor  <[e-mail]>

	* Makefile.in (SHELL): Make sure this is defined.
	(tmp-igen): Use $(SHELL) whenever we invoke move-if-change.

2003-04-06  Nick Clifton  <[e-mail]>

	* simops.c (OP_40): Delete.  Move code to...
	* v850-igen.c (): ...Here. Sign extend the first operand.
	* simops.h (OP_40): Remove prototype.

2003-02-27  Andrew Cagney  <[e-mail]>

	* interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.

2002-11-30  Andrew Cagney  <[e-mail]>

	* simops.c: Use int, 1, 0 instead of boolean, true and false.
	* sim-main.h: Ditto.

2002-09-27  Jim Wilson  <[e-mail]>

	* simops.c (OP_E6077E0): And op1 with 7 after reading register, not
	before.
	(BIT_CHANGE_OP): Likewise.

2002-09-26  Jim Wilson  <[e-mail]>

	* simops (OP_10007E0): Don't subtract 4 from PC.

2002-09-19  Nick Clifton  <[e-mail]>

	* interp.c (sim_open): Remove reference to v850ea.
	(sim_create_inferior): Likewise.
	* v850-dc: Likewise.
	* v850.igen: Remove all references to v850ea, including v850ea
	specific instructions.

2002-08-29  Nick Clifton  <[e-mail]>

	From 2001-08-23  Catherine Moore  <[e-mail]>

	* Makefile.in: Add gen-zero-r0 option.
	* sim-main.h (GPR_SET, GPR_CLEAR): Define.
	* simops.c (OP_24007E0):  Sign extend the imm9
	operand of a mul instruction.

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

	* simops.c (trace_result): Fix printf formatting.

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

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

2001-12-02  Andrew Cagney  <[e-mail]>

	* Makefile.in (simops.h, table.c): Delete targets.
	(tmp-gencode, gencode.o, gencode): Delete targets.
	(simops.h): New file.
	($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
	* gencode.c: Delete file.
	
2001-04-15  J.T. Conklin  <[e-mail]>

	* Makefile.in (simops.o): Add simops.h to dependency list.

2001-03-14  Andrew Cagney  <[e-mail]>

	* Makefile.in (gencode): Link with libintl.

2001-01-31  Jonathan Larmour  <[e-mail]>

	* Makefile.in (gencode): Link with libopcodes in build tree rather
	than building source files from there.

2000-05-30  Nick Clifton  <[e-mail]>

	* v850.igen: Remove illegal instruction pattern, since it is the
	same as the breakpoint pattern.

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

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

2000-04-14  Gary Thomas  <[e-mail]>

	* v850.igen: Define 'br *' as illegal since this is the only
	way to provide a breakpoint on some v850 family processors.

2000-03-24  Frank Ch. Eigler  <[e-mail]>

	* v850.igen (ilgop): New insn pattern for four-byte breakpoints.

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

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

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

	* configure: Regenerated to track ../common/aclocal.m4 changes.
	
Tue Dec  1 17:25:16 1998  Andrew Cagney  <[e-mail]>

	* Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.

Wed Nov 25 17:52:58 1998  Andrew Cagney  <[e-mail]>

	* Makefile.in (simops.o): Depends on targ-vals.h
	* simops.c: Include targ-vals.h instead of
 	libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
	(divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
 	Replace signed long int with signed32.

Fri Oct  9 18:02:25 1998  Doug Evans  <[e-mail]>

	* interp.c: #include "itable.h".
	(get_insn_name): New function.
	(sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
	* sim-main.h (MAX_INSNS,INSN_NAME): Delete.

Wed May  6 19:43:27 1998  Doug Evans  <[e-mail]>

	* sim-main.h (INSN_NAME): New arg `cpu'.

Tue Apr 28 18:33:31 1998  Geoffrey Noer  <[e-mail]>

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

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 15:19:14 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 11:18:08 1998  Tom Tromey  <[e-mail]>

	* configure.in: Don't call sinclude.

Sat Apr  4 20:36:25 1998  Andrew Cagney  <[e-mail]>

	* configure: Regenerated to track ../common/aclocal.m4 changes.
	* sim-main.h (SIM_MAIN_H): Wrap header.

Fri Mar 27 16:15:52 1998  Andrew Cagney  <[e-mail]>

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

Wed Mar 25 12:35:29 1998  Andrew Cagney  <[e-mail]>

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

Tue Mar 10 15:54:50 1998  Andrew Cagney  <[e-mail]>

	* interp.c (sim_stop): Delete, second attempt.

Thu Feb 26 19:09:47 1998  Andrew Cagney  <[e-mail]>

	* interp.c (sim_info): Delete.

Wed Feb 18 10:47:32 1998  Andrew Cagney  <[e-mail]>

	* sim-main.h (TRACE_ALU_INPUT*): Delete.  Moved to sim-trace.[hc].

	* simops.c (trace_result): Call trace_generic instead of
 	trace_one_insn.
	(trace_module): Change variable type to integer.
	(trace_input): Initialize trace_module with TRACE_ALU_IDX.

	* sim-main.h (trace_module): Change variable decl to integer type.
	(TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
	
Tue Feb 17 12:51:18 1998  Andrew Cagney  <[e-mail]>

	* interp.c (sim_store_register, sim_fetch_register): Pass in
 	length parameter.  Return -1.

Tue Feb  3 16:24:42 1998  Andrew Cagney  <[e-mail]>

	* sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
 	IMEM_IMMED. To match recent igen change.

Sun Feb  1 16:47:51 1998  Andrew Cagney  <[e-mail]>

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

Sat Jan 31 18:15:41 1998  Andrew Cagney  <[e-mail]>

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

Fri Jan 30 09:51:27 1998  Andrew Cagney  <[e-mail]>

	* sim-main.h (CPU_CIA): Delete, replaced by.
	(CIA_SET, CIA_SET): Define.

Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>

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

Mon Dec 15 23:17:11 1997  Andrew Cagney  <[e-mail]>

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

Fri Dec  5 09:26:08 1997  Nick Clifton  <[e-mail]>

	* v850.igen: Revert break value back to its old value.

Thu Dec  4 09:21:05 1997  Doug Evans  <[e-mail]>

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

Wed Dec  3 17:27:19 1997  Nick Clifton  <[e-mail]>

	* v850.igen: Make break have a zero first field, since otherwise
	it clashes with the DIVH instruction.

Sat Nov 22 21:32:07 1997  Andrew Cagney  <[e-mail]>

	* simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
 	sim_stopped instead of sim_signalled.

	* v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
 	SIM_SIGTRAP.
	(illegal): Rename SIGILL to SIM_SIGILL.
	
	* sim-main.h, simops.c, interp.c: Do not include signal.h.

	* sim-main.h: Include sim-signal.h instead of signal.h.
	(SIGTRAP, SIGQUIT): Delete definition.
	(SIG_V850_EXIT): Delete definition.

Tue Nov 18 15:33:48 1997  Doug Evans  <[e-mail]>

	* Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).

Fri Oct 31 10:33:40 1997  Andrew Cagney  <[e-mail]>

	* interp.c (sim_open): Check state magic number.
	(sim-assert.h): Include.

Tue Oct 28 11:06:47 1997  Andrew Cagney  <[e-mail]>

	* v850.igen: Add model filter field to records.

Fri Oct  3 09:28:00 1997  Andrew Cagney  <[e-mail]>

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

Fri Sep 26 11:56:02 1997  Felix Lee  <[e-mail]>

	* sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
 	SIM_ENGINE_RESTART_HOOK.
	
Wed Sep 24 17:38:57 1997  Andrew Cagney  <[e-mail]>

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

Wed Sep 24 17:28:26 1997  Andrew Cagney  <[e-mail]>

	* sim-main.h (WITH_TARGET_WORD_MSB): Delete.

	* configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
 	architecture with MSB == 31.

Wed Sep 24 14:04:20 1997  Andrew Cagney  <[e-mail]>

	* v850.igen: Make divh insn with RRRRR==0 breakpoint.

Tue Sep 23 11:04:38 1997  Andrew Cagney  <[e-mail]>

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

Tue Sep 23 10:19:51 1997  Andrew Cagney  <[e-mail]>

	* Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
 	SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
	(SIM_EXTRA_CFLAGS): Update.
	
Mon Sep 22 11:46:20 1997  Andrew Cagney  <[e-mail]>

	* configure: Regenerated to track ../common/aclocal.m4 changes.
	* configure.in: Really specify NONSTRICT_ALIGNMENT as the default.

Fri Sep 19 17:45:25 1997  Andrew Cagney  <[e-mail]>

	* configure.in: Specify NONSTRICT_ALIGNMENT as the default.
	* configure: Regenerated to track ../common/aclocal.m4 changes.

Fri Sep 19 10:37:20 1997  Andrew Cagney  <[e-mail]>

	* v850.igen (disp16): Use EXTEND16 to sign extend disp.
	(disp22): Only shift left by 1, not 2.
	("jmp"): Ensure PC is 2 byte aligned.

	* simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
 	v850.igen. Fix tracing.

	* simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
 	"sld.w" insns to v850.igen.  Fix tracing.
	(OP_70): Ditto for "sld.hu".

	* v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.

	* simops.c (condition_met): Make global.

	* sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
 	TRACE_ST): Define.
	(TRACE_LD_NAME): Define.

	* simops.c: Move "cmov", "cmov imm" to v850.igen, fix.

Wed Sep 17 16:21:08 1997  Andrew Cagney  <[e-mail]>

	* simops.c: Move "mov", "reti", to v850.igen, fix tracing.
	
	* interp.c (hash): Delete.

	* v850.igen (nop): Really do nothing.

	* interp.c (do_interrupt): Mask interrupts after PSW is saved, not
 	before.
	* v850.igen (reti): Return to current PC not previous.

Wed Sep 17 14:02:10 1997  Andrew Cagney  <[e-mail]>

	* simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
	(trace_module): Global, save component/module name across insn.

	* simops.c: Move "bsh" to v850.igen, fix.
	
	* v850.igen (callt): Load correct number of bytes. Fix tracing.
	(stsr, ldsr): Correct src, dest fields. Fix tracing.
	(ctret): Force alignment.  Fix tracing.
	
Tue Sep 16 22:14:01 1997  Andrew Cagney  <[e-mail]>

	* simops.c (trace_output): Add result argument.
	(trace_result): New function.  Simpler version of trace_output,
 	assumes trace needed.
	(trace_output): Call trace_result.
	(trace_output): For IMM_REG_REG, trace correct register.
	(trace_input): Add case for 16bit immediates.
	(OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.

	* sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
	(trace_values, trace_name, trace_pc, trace_num_values): Make
 	global.
	(GR, SR): Define.
	
	v850.insn (movea, stsr): Use.
	(sxb, sxh, zxb, zxh): Ditto.
	
Tue Sep 16 21:14:01 1997  Andrew Cagney  <[e-mail]>

	* simops.c: Move "movea" from here.
	* v850.igen: To here.

	* v850.igen (simm16): Define, sign extend imm16.
	(uimm16): Define, no sign extension.
	(addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
	
	* simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
 	"mov32" from here.
	* v850.igen: To here.
	(switch): Fix off by two error in NIA calc.