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_*_map with 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, and decode 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 in length 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 floating point. * 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 that in 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 return compare 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 to print 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_fpu interface. (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 to common. (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, only add 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, update call to sim_config. * sim-calls.c (sim_kill): Delete. (sim_create_inferior): Add ABFD argument. Initialize PC from ABFD and 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 argument parsing. Check return status. Fri Aug 8 21:52:27 1997 Mark Alexander <marka@cygnus.com> * sim-calls.c (sim_store_register): Allow accumulators other 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 immediate form. * 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 the simulator. * 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 to zero. * 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 every instruction clears r0. * interp.c (engine_run_until_stop): Igen now generates code to clear 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 as 32. (set_fp_reg): For interger conversion, use sim-fpu fpu2i functions. (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 unsigned conversion. (do_fcmp): Update to use new fp compare functions. Make reg nr arg instead 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 other insns. Use %g to print floating point instead of %f in case the numbers 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 not provided return EINVAL. Temporarily add traps 74-79 to just print the register state. * interp.c (engine_{run_until_stop,step}): Before executing instructions, 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 annuled instructions. (engine_step): Ditto. * insn (do_branch): New function. (do_bbo, do_bbz, do_bcnd, do_bsr, do_jsr): Use do_branch to handle annuled 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 a CNTRL-C, don't re-clear it. * interp.c (engine_error): stop rather than signal with SIGABRT when an error. * insns (do_ld): For 64bit loads, always store LSW in rDest, MSW in rDest + 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_running was cleared. * interp.c (engine_step): New function. Single step the simulator taking care of cntrl-c during a step. * sim-calls.c (sim_resume): Differentiate between stepping and running 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_SHIFT instead 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, not signed. Fri May 9 15:47:36 1997 Mike Meissner <meissner@cygnus.com> * insns (cmp_vals,do_cmp): Produce the correct bits as specified by 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 as the 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 the return address does not reexecute the instruction in the delay slot. (bbo,bbz): Complement bit number to reverse the one's complement that the assembler is required to do. * misc.c (tic80_trace_*): Change format slightly to accomidate real 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 interrupts enabled. * cpu.h (TRACE_SINK3), misc.c (tic80_trace_sink3): Three argument sink * 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 index into the internal CR enum. * interp.c (tic80_trace_{alu{2,3},nop,sink{1,2},{,u}cond_br,ldst}): Move from here * 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 on big endian hosts. (tic80_trace_{alu{2,3},nop,sink{1,2},{,u}cond_br,ldst}): Declare new functions. (TRACE_{ALU{2,3},NOP,SINK{1,2},{,U}COND_BR,LD,ST}): New macros to trace 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}): New functions 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 common directory. * insns: Drop cia argument from functions, igen now handles this. * interp.c (engine_init): Include string.h/strings.h to define memset 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 all callers 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 in generated 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 are detected. * 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 argument parsing 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.