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[/] [or1k/] [trunk/] [insight/] [sim/] [tic80/] [ChangeLog] - Rev 1765
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Tue Jul 4 13:58:43 2000 Andrew Cagney <cagney@b1.cygnus.com>* tic80.igen: Rename insns. Re-format.* tic80.dc: rename dc.* tic80.ic: rename ic. Replace ``compute'' with ``cache''.Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.2000-04-12 Frank Ch. Eigler <fche@redhat.com>* cpu.h (GPR_CLEAR): New macro.(GPR_SET): Removed macro.Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.1999-05-08 Felix Lee <flee@cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Fri May 1 14:41:11 1998 Andrew Cagney <cagney@b1.cygnus.com>* insns: Pass correct arguments to sim_engine_abort.Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>* 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 15:19:45 1998 Tom Tromey <tromey@cygnus.com>* 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 11:18:28 1998 Tom Tromey <tromey@cygnus.com>* configure.in: Don't call sinclude.Fri Apr 24 19:43:30 1998 Andrew Cagney <cagney@b1.cygnus.com>* ic (rBase, rLink): Make the type a pointer.Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Wed Mar 11 14:12:56 1998 Andrew Cagney <cagney@b1.cygnus.com>* alu.h (IMEM32_IMMED, IMEM32, STORE, MEM): Replace sim_core_*_mapwith read_map, write_map, exec_map resp.Thu Feb 26 19:08:37 1998 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_info): Delete.Tue Feb 17 14:35:05 1998 Michael Meissner <meissner@cygnus.com>* misc.c (tic80_trace_cond_br): Take size/code arguments, anddecode bcond conditions and bbo/bbz comparison bits.* cpu.h (tic80_trace_cond_br): Update prototype.(TRACE_COND_PR): Take size/code additional arguments.* insns: (bbo/bbz/bcnd): Update call to TRACE_COND_PR.Tue Feb 17 12:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_store_register, sim_fetch_register): Pass inlength parameter. Return -1.Fri Feb 13 17:11:22 1998 Michael Meissner <meissner@cygnus.com>* insns ({get,set}_fp_reg): Tic80 floating point is little endian,not big endian.* misc.c (tic80_trace_fpu*): Pass address of sim_fpu structure,not the structure itself. Use %g consistantly to print floatingpoint.* cpu.h: (tic80_trace_fpu*): Update prototypes.Tue Feb 3 16:25:47 1998 Andrew Cagney <cagney@b1.cygnus.com>* alu.h (IMEM32, IMEM32_IMMED): Rename IMEM and IMEM_IMMED so thatin sync with recent igen change.Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Fri Jan 30 11:47:50 1998 Andrew Cagney <cagney@b1.cygnus.com>* cpu.h (CPU_CIA): Delete macro, replace with...(CIA_SET, CIA_GET): Define.Wed Jan 28 18:44:33 1998 Michael Meissner <meissner@cygnus.com>* misc.c (tic80_trace_cmp_internal): New function to returncompare bits as a string.(tic80_trace_{,fpu2}cmp): New functions for tracing cmp and fcmp.* cpu.h (tic80_trace_{,fpu2}cmp): Add declaration.(TRACE_{,FPU2}CMP): New macros for tracing compares.* insns (do_{,f}cmp): Use compare specific tracing functions toprint out the flag bits.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 <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.* config.in: Ditto.Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Mon Nov 24 14:57:58 1997 Doug Evans <devans@seba.cygnus.com>* cpu.h (TRACE_COND_BR): Use TRACE_BRANCH_P, not TRACE_ALU_P.Sat Nov 22 21:42:09 1997 Andrew Cagney <cagney@b1.cygnus.com>* interp.c (engine_step): Replace SIGTRAP with SIM_SIGTRAP.(engine_run_until_stop): Replace SIGINT with SIM_SIGINT.* sim-main.h: Include sim-signal.h.(SIGTRAP): Delete definition.* interp.c, sim-calls.c: Do not include signal.h.* insns (illegal): SIGILL -> SIM_SIGILL.(fp_unavailable): SIGFPE -> SIM_SIGFPE.(do_trap): SIGTRAP -> SIM_SIGTRAP.Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>* sim-main.h (CIA_ADDR): Define.* Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).Fri Oct 17 17:26:36 1997 Andrew Cagney <cagney@b1.cygnus.com>* alu.h (ALU32_END): Use ALU32_RESULT.Mon Sep 29 12:49:06 1997 Andrew Cagney <cagney@b1.cygnus.com>* insns (get_fp_reg, set_fp_reg): Update to use changed sim_fpuinterface.(do_fadd, do_fcmp, do_fdiv, do_fmpy, do_frnd, do_fsub): Ditto.* misc.c (tic80_trace_fpu3, tic80_trace_fpu2, tic80_trace_fpu1,tic80_trace_fpu2i) Update to use changed sim_fpu interface.Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>* configure.in (SIM_AC_OPTIONS_BITSIZE): Define.* configure: Regenerated to track ../common/aclocal.m4 changes.Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>* Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,SIM_HOSTENDIAN, SIM_INLINE, SIM_RESERVED_BITS): Delete, moved tocommon.(SIM_EXTRA_CFLAGS): Update.Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Tue Sep 16 23:10:03 1997 Felix Lee <flee@cygnus.com>* sim-main.h (kill): macro was missing args.(SIGTRAP): define for MSVC.Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.Mon Sep 8 20:10:43 1997 Andrew Cagney <cagney@b1.cygnus.com>* cpu.h (CPU_CIA): Define.* sim-main.h (struct sim_state): Delete halt_ok, path_to_halt,restart_ok, path_to_restart members.(struct sim_state): Delete reason, siggnal members.Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>* configure: Regenerated to track ../common/aclocal.m4 changes.Thu Sep 4 17:45:14 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_open): Add memory before parsing arguments.(sim_read): Delete, replace with sim-hrw.(sim_write): Delete, replace with sim-hrw.Thu Sep 4 10:48:57 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_open): Use sim_do_command to add memory, onlyadd memory if none already present.(sim_open): Move init of registers from here.(sim_create_inferior): To here. Init modules.* Makefile.in (SIM_OBJS): Add sim-memopt.o module.* sim-calls.c (sim_open): Add zero modulo arg to sim_core_attach.Mon Sep 1 11:06:30 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_open): Use sim_state_alloc(simulation): Delete.Sat Aug 30 09:40:47 1997 Andrew Cagney <cagney@b1.cygnus.com>* insns (do_trap): Unsigned `i' for unsigned iterator.(do_trap): Ditto for comparison with getpid.Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.* config.in: Ditto.Wed Aug 27 13:41:24 1997 Andrew Cagney <cagney@b1.cygnus.com>* insns (do_st): Use U8_4 instead of V4_L8.* sim-calls.c (sim_open): Add call to sim_analyze_program, updatecall to sim_config.* sim-calls.c (sim_kill): Delete.(sim_create_inferior): Add ABFD argument. Initialize PC from ABFDand not SD.(sim_load): Delete, use sim-hload.c.* Makefile.in (SIM_OBJS): Add sim-hload.o module.Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.* config.in: Ditto.Mon Aug 25 16:33:29 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_open): Add ABFD argument.(sim_open): Move sim_config call to just after argumentparsing. Check return status.Fri Aug 8 21:52:27 1997 Mark Alexander <marka@cygnus.com>* sim-calls.c (sim_store_register): Allow accumulatorsother than A0 to be modified. Correct error message.Thu May 29 14:02:40 1997 Andrew Cagney <cagney@b1.cygnus.com>* misc.c (tic80_trace_fpu3, tic80_trace_fpu2, tic80_trace_fpu1,tic80_trace_fpu2i): Pass in function prefix.(tic80_trace_ldst): Rewrite so it calls print_one_insn directly.* Makefile.in (SIM_OBJS): Include sim-watch.o module.* sim-main.h (WITH_WATCHPOINTS): Enable watchpoints.* ic (bitnum): Compute bitnum from BITNUM.* insn (bbo, bbz): Use.* insn: Convert long immediate instructions to igen long immediateform.* insn: Add disasembler information.Thu May 29 12:09:13 1997 Andrew Cagney <cagney@b2.cygnus.com>* alu.h (IMEM_IMMED): New macro, fetch 32bit immediate operand N.* insns (subu i): Immediate is signed not unsigned.Tue May 27 13:22:13 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_read): Pass NULL cpu to sim_core_read_buffer.(sim_write): Ditto for write.Tue May 20 09:33:31 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_load): Set STATE_LOADED_P.* sim-main.h: Include <unistd.h>.* sim-calls.c (sim_set_callback): Delete.(sim_open): Add/install callback argument.(sim_size): Delete.Mon May 19 18:59:33 1997 Mike Meissner <meissner@cygnus.com>* configure.in: Check for getpid, kill functions.* config{.in,ure}: Regenerate.* insns (do_trap): Add support for kill, getpid system calls.* sim-main.h (errno.h): Include.(getpid,kill): Define as NOPs if the host doesn't have them.Mon May 19 14:58:47 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_open): Set the simulator base magic number.(sim_load): Delete prototype of sim_load_file.(sim_open): Define sd to be &simulation.Fri May 16 14:35:30 1997 Andrew Cagney <cagney@b1.cygnus.com>* insns (illegal, fp_unavailable): Halt instead of abort thesimulator.* insns: Replace calls to engine_error with sim_engine_abort.Ditto for engine_halt V sim_engine_halt.Tue May 13 15:24:12 1997 Andrew Cagney <cagney@b2.cygnus.com>* interp.c (engine_run_until_stop): Delete. Moved to common.(engine_step): Ditto.(engine_step): Ditto.(engine_halt): Ditto.(engine_restart): Ditto.(engine_halt): Ditto.(engine_error): Ditto.* sim-calls.c (sim_stop): Delete. Moved to common.(sim_stop_reason): Ditto.(sim_resume): Ditto.* Makefile.in (SIM_OBJS): Link in generic sim-engine, sim-run,sim-resume, sim-reason, sim-stop modules.Fri May 16 11:57:49 1997 Andrew Cagney <cagney@b1.cygnus.com>* ic (compute): Drop check for REG == 0, now always forced tozero.* cpu.h (GPR_SET): New macro update the gpr.* insns (do_add): Use GPR_SET to update the GPR register.* sim-calls.c (sim_fetch_register): Pretend that r0 is zero.* Makefile.in (tmp-igen): Specify zero-r0 so that everyinstruction clears r0.* interp.c (engine_run_until_stop): Igen now generates code toclear r0.(engine_step): Ditto.Thu May 15 11:45:37 1997 Andrew Cagney <cagney@b1.cygnus.com>* insns (do_shift): When rot==0 and zero/sign merge treat it as32.(set_fp_reg): For interger conversion, use sim-fpu fpu2ifunctions.(do_fmpy): Perform iii and uuu using integer arithmetic.* Makefile.in (ENGINE_H): Assume everything depends on the fpu.* insns (get_fp_reg): Use sim_fpu_u32to to perform unsignedconversion.(do_fcmp): Update to use new fp compare functions. Make reg nr arginstead of reg. Stops fp overflow.(get_fp_reg): Assume val is valid when reg == 0.(set_fp_reg): Fix double conversion.* misc.c (tic80_trace_fpu1): New function, trace simple fp op.* insns (do_frnd): Add tracing.* cpu.h (TRACE_FPU1): Ditto.* insns (do_trap): Printf formatting.Wed May 14 18:05:50 1997 Mike Meissner <meissner@cygnus.com>* misc.c (tic80_trace_fpu{3,2,2i}): Align columns with otherinsns. Use %g to print floating point instead of %f in case thenumbers are real large.Tue May 13 18:00:10 1997 Mike Meissner <meissner@cygnus.com>* insns (do_trap): For system calls that are defined, but notprovided return EINVAL. Temporarily add traps 74-79 to just printthe register state.* interp.c (engine_{run_until_stop,step}): Before executinginstructions, make sure r0 == 0.Tue May 13 16:39:37 1997 Andrew Cagney <cagney@b1.cygnus.com>* alu.h (IMEM): Take full cia not just IP as argument.* interp.c (engine_run_until_stop): Delete handling of annuledinstructions.(engine_step): Ditto.* insn (do_branch): New function.(do_bbo, do_bbz, do_bcnd, do_bsr, do_jsr): Use do_branch to handleannuled branches.Mon May 12 17:15:52 1997 Mike Meissner <meissner@cygnus.com>* insns (do_{ld,st}): Fix tracing for ld/st.Mon May 12 11:12:24 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_stop_reason): Restore keep_running after aCNTRL-C, don't re-clear it.* interp.c (engine_error): stop rather than signal with SIGABRTwhen an error.* insns (do_ld): For 64bit loads, always store LSW in rDest, MSW inrDest + 1. Also done by Michael Meissner <meissner@cygnus.com>(do_st): Converse for store.* misc.c (tic80_trace_fpu2i): Correct printf format for int type.Sun May 11 11:02:57 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_stop_reason): Return a SIGINT if keep_runningwas cleared.* interp.c (engine_step): New function. Single step the simulatortaking care of cntrl-c during a step.* sim-calls.c (sim_resume): Differentiate between stepping andrunning so that a cntrl-c during a step is reported.Sun May 11 10:54:31 1997 Mark Alexander <marka@cygnus.com>* sim-calls.c (sim_fetch_register): Use correct reg base.(sim_store_register): Ditto.Sun May 11 10:25:14 1997 Michael Meissner <meissner@cygnus.com>* cpu.h (tic80_trace_shift): Add declaration.(TRACE_SHIFT): New macro to trace shift instructions.* misc.c (tic80_trace_alu2): Align spacing.(tic80_trace_shift): New function to trace shifts.* insns (lmo): Add missing 0b prefix to bits.(do_shift): Use ~ (unsigned32)0, instead of -1. Use TRACE_SHIFTinstead of TRACE_ALU2.(sl r): Use EndMask as is, instead of using Source+1 register.(subu): Operands are unsigned, not signed.(do_{ld,st}): Fix endian problems with ld.d/st.d.Sat May 10 12:35:47 1997 Michael Meissner <meissner@cygnus.com>* insns (and{.tt,.tf,.ft,.ff}): Immediate values are unsigned, notsigned.Fri May 9 15:47:36 1997 Mike Meissner <meissner@cygnus.com>* insns (cmp_vals,do_cmp): Produce the correct bits as specifiedby the architecture.(xor): Fix xor immediate patterns to use the correct bits.Fri May 9 09:55:33 1997 Andrew Cagney <cagney@b1.cygnus.com>* alu.h (long_immediate): Adjust the CIA delay-pointer as well asthe NIA when a 64bit insn.Thu May 8 11:57:47 1997 Michael Meissner <meissner@cygnus.com>* insns (jsr,bsr): For non-allulled calls, set r31 so that thereturn address does not reexecute the instruction in the delayslot.(bbo,bbz): Complement bit number to reverse the one's complementthat the assembler is required to do.* misc.c (tic80_trace_*): Change format slightly to accomidatereal large decimal values.Thu May 8 14:07:16 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c (sim_do_command): Implement.(sim_store_register): Fix typo T2H v H2T.Wed May 7 11:48:55 1997 Andrew Cagney <cagney@b1.cygnus.com>* cpu.h (TRACE_FPU2, TRACE_FPU3, TRACE_FPU2I): Add.* insn: Clean up fpu tracing.* sim-calls.c (sim_create_inferior): Start out with interruptsenabled.* cpu.h (TRACE_SINK3), misc.c (tic80_trace_sink3): Three argumentsink* insns (rdcr, swcr, wrcr, brcr, rmo, lmo): Implement.* insns (do_*): Remove MY_INDEX/indx argument from support functions,igen now handles this.* cpu.h (CR): New macro - access TIc80 control registers.* misc.c: New file.(tic80_cr2index): New function, map control register opcode indexinto the internal CR enum.* interp.c(tic80_trace_{alu{2,3},nop,sink{1,2},{,u}cond_br,ldst}): Move fromhere* misc.c: to here.* Makefile.in (SIM_OBJS): Add misc.o.Tue May 6 15:22:58 1997 Mike Meissner <meissner@cygnus.com>* cpu.h ({,v}{S,D}P_FPR): Delete unused macros that won't work onbig endian hosts.(tic80_trace_{alu{2,3},nop,sink{1,2},{,u}cond_br,ldst}): Declarenew functions.(TRACE_{ALU{2,3},NOP,SINK{1,2},{,U}COND_BR,LD,ST}): New macros totrace various instruction types.* insns: Modify all instructions to support semantic tracing.* interp.c (toplevel): Include itable.h.(tic80_trace_{alu{2,3},nop,sink{1,2},{,u}cond_br,ldst}): Newfunctions to provide semantic level tracing information.Mon May 5 11:50:43 1997 Andrew Cagney <cagney@b1.cygnus.com>* alu.h: Update usage of core object to reflect recent changes in../common/sim-*core.* sim-calls.c (sim_open): Ditto.Mon May 5 14:10:17 1997 Andrew Cagney <cagney@b1.cygnus.com>* insn (cmnd): No-op cache flushes.* insns (do_trap): Allow writes to STDERR.* Makefile.in (SIM_OBJS): Link in sim-fpu.o.(SIM_EXTRA_LIBS): Link in the math library.* alu.h: Add support for floating point unit using sim-alu.* insns (fadd, fsub, fmpy, fdiv, fcmp, frnd*): Implement.Fri May 2 14:57:14 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-calls.c: Include sim-utils.h and sim-options.h.* sim-main.h (sim_state): Drop sim_events and sim_core members,moved to simulator base type.* alu.h (IMEM, MEM, STORE): Update track changes in commondirectory.* insns: Drop cia argument from functions, igen now handles this.* interp.c (engine_init): Include string.h/strings.h to definememset et.al.* sim-main.h (sim_cia): Delcare, tracking common dir changes.* cpu.h (sim_cpu): Update instruction_address with sim_cia.Wed Apr 30 11:26:56 1997 Andrew Cagney <cagney@b1.cygnus.com>* sim-main.h (signal.h): Include so that SIG* available to allcallers of sig_halt.* insns (do_shift): New function, implement shift operations.(do_trap): Add handler for trap 73 - SIGTRAP.Tue Apr 29 10:58:48 1997 Andrew Cagney <cagney@b1.cygnus.com>* alu.h (MEM, STORE): Force addresses to be correctly aligned.* insns (do_jsr): Fix.(do_st, do_ld): Handle 64bit transfers.(do_trap): Match libgloss.(rdcr): Implement nop - Dest == r0 - variant.* sim-calls.c (sim_create_inferior): Initialize SP.* Makefile.in (ENGINE_H): Everything now depends on sim-options.h.(support.o): Depends on ENGINE_H.* cpu.h: Four accumulators.* Makefile.in (tmp-igen): Include line number information ingenerated files.* insns (dld, dst): Fill in.Mon Apr 28 13:02:26 1997 Andrew Cagney <cagney@b1.cygnus.com>* insns (vld): Fix instruction format wrong.Thu Apr 24 16:43:09 1997 Andrew Cagney <cagney@b1.cygnus.com>* dc: Add additional rules so that minor opcode files aredetected.* insns: Enable more instructions.* sim-calls.c (sim_fetch_register,sim_store_register, sim_write):Implement.Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>* configure: Regenerated to track ../common/aclocal.m4 changes.* Makefile.in (SIM_OBJS): Add sim-module.o, sim-profile.o.* sim-calls.c (sim_open): Call sim_module_uninstall if argumentparsing fails. Call sim_post_argv_init.(sim_close): Call sim_module_uninstall.Wed Apr 23 20:05:33 1997 Andrew Cagney <cagney@b1.cygnus.com>* insns (and, bbo, bcnd, bsr, dcache, jsr, or, xor, nor): Enable.* ic: Add fields for enabled instructions.