2015-12-26 Mike Frysinger * sim-if.c (sim_create_inferior): Replace old #if 0 code with dupargv. 2015-12-25 Mike Frysinger * devices.c: Delete file. * frv-sim.h (MCCR_ADDR, MCCR_CP, MCCR_CM0, MCCR_CM1, frv_devices, struct _device): Delete. * Makefile.in (SIM_OBJS): Delete devices.o. * sim-if.c (sim_open): Delete #if 0 code. * tconfig.h: Delete file. 2015-12-25 Mike Frysinger * Makefile.in (SIM_OBJS): Delete sim-model.o. * tconfig.h (SIM_HAVE_MODEL): Delete. 2015-12-25 Mike Frysinger * arch.c: Rename MACH to SIM_MACH. * cpuall.h: Likewise. * model.c: Rename MACH to SIM_MACH, MACH_IMP_PROPERTIES to SIM_MACH_IMP_PROPERTIES, and MODEL to SIM_MODEL. 2015-12-25 Mike Frysinger * sim-main.h (WITH_SCACHE_PBB): Move from ... * tconfig.h (WITH_SCACHE_PBB): ... here. 2015-12-25 Mike Frysinger * devices.c (device_error): Delete. 2015-12-24 Mike Frysinger * tconfig.h (SIM_HANDLES_LMA): Delete. 2015-12-24 Mike Frysinger * tconfig.h (SIM_HAVE_BREAKPOINTS, SIM_BREAKPOINT, SIM_BREAKPOINT_SIZE): Delete. * traps.c [SIM_HAVE_BREAKPOINTS] (frv_itrap): Delete sim breakpoint code. [SIM_HAVE_BREAKPOINTS] (frv_break): Likewise. 2015-12-24 Mike Frysinger * tconfig.h (WITH_WATCHPOINTS): Delete. 2015-12-24 Mike Frysinger * tconfig.h (SIM_HAVE_MEM_SIZE): Delete. 2015-11-15 Mike Frysinger * Makefile.in (SIM_OBJS): Delete sim-reason.o, sim-reg.o, and sim-stop.o. 2015-11-14 Mike Frysinger * interp.c (sim_close): Rename to ... (frv_sim_close): ... this. Delete calls to frv_cgen_cpu_close and sim_module_uninstall. * sim-main.h (frv_sim_close): Declare. (SIM_CLOSE_HOOK): Define. 2015-06-23 Mike Frysinger * configure.ac (AC_ARG_ENABLE(sim-trapdump)): Call AS_HELP_STRING. * configure: Regenerate. 2015-06-12 Mike Frysinger * configure: Regenerate. 2015-06-12 Mike Frysinger * configure: Regenerate. 2015-06-12 Mike Frysinger * decode.c (frvbf_decode): Change TRACE_EXTRACT to CGEN_TRACE_EXTRACT. * mloop.in (execute): Change TRACE_INSN_INIT to CGEN_TRACE_INSN_INIT, TRACE_INSN to CGEN_TRACE_INSN, and TRACE_INSN_FINI to CGEN_TRACE_INSN_FINI. * sem.c: Rename TRACE_RESULT to CGEN_TRACE_RESULT. 2015-06-11 Mike Frysinger * sim-main.h (WITH_TRACE): Delete. 2015-04-18 Mike Frysinger * sim-main.h (USING_SIM_BASE_H): Delete. 2015-04-18 Mike Frysinger * sim-main.h (_sim_cpu, SIM_CPU): Delete. 2015-04-18 Mike Frysinger * sim-main.h (sim_cia): Delete. (frv_sim_engine_halt_hook): Move below includes. 2015-04-17 Mike Frysinger * sim-main.h (CIA_GET, CIA_SET): Delete. * traps.c (frv_sim_engine_halt_hook): Change CIA_SET to CPU_PC_SET. 2015-04-15 Mike Frysinger * Makefile.in (SIM_OBJS): Delete sim-cpu.o. * sim-main.h (STATE_CPU): Delete. 2015-04-15 Mike Frysinger * sim-main.h (struct sim_state): Change cpu to an array of pointers. (STATE_CPU): Handle WITH_SMP. 2015-04-13 Mike Frysinger * configure: Regenerate. 2015-04-06 Mike Frysinger * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o. 2015-03-31 Mike Frysinger * config.in, configure: Regenerate. 2015-03-24 Mike Frysinger * configure: Regenerate. 2015-03-24 Mike Frysinger * configure: Regenerate. 2015-03-23 Mike Frysinger * configure: Regenerate. 2015-03-23 Mike Frysinger * devices.c: Delete dv-sockser.h include. (device_io_read_buffer): Delete uart code. (device_io_write_buffer): Likewise. 2015-03-23 Mike Frysinger * configure: Regenerate. 2015-03-16 Mike Frysinger * aclocal.m4, config.in, configure: Regenerate. * tconfig.in: Rename file ... * tconfig.h: ... here. 2015-03-15 Mike Frysinger * tconfig.in [HAVE_DV_SOCKSER]: Delete. 2015-03-14 Mike Frysinger * Makefile.in (SIM_RUN_OBJS): Delete. 2014-08-23 Hans-Peter Nilsson * configure.ac: Default simulator hardware to off again. Remove dead frv_extra_objs substitution. * configure: Regenerate. * Makefile.in: Remove unused frv_extra_objs. 2014-08-19 Alan Modra * configure: Regenerate. 2014-08-15 Roland McGrath * configure: Regenerate. * config.in: Regenerate. 2013-09-23 Alan Modra * configure: Regenerate. 2013-06-03 Mike Frysinger * aclocal.m4, configure: Regenerate. 2013-03-30 Joel Sherrill Mike Frysinger * configure.ac: Add frv_extra_objs. Change simulator hardware from always on to defaulting to yes it is enabled. * Makefile.in: Conditionalize reference to dv-sockser.o. * configure: Regenerated. 2013-03-26 Mike Frysinger * configure: Regenerate. 2013-03-23 Joel Sherrill * configure.ac: Fail if dv-sockser.o not available. Error when --disable-sim-hardware is specified. * configure: Regenerated. 2012-06-15 Joel Brobecker * config.in, configure: Regenerate. 2012-03-24 Mike Frysinger * aclocal.m4, config.in, configure: Regenerate. 2011-12-03 Mike Frysinger * aclocal.m4: New file. * configure: Regenerate. 2011-10-17 Mike Frysinger * configure.ac: Change include to common/acinclude.m4. 2011-10-17 Mike Frysinger * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER call. Replace common.m4 include with SIM_AC_COMMON. * configure: Regenerate. 2011-07-05 Mike Frysinger * sim-if.c (sim_do_command): Delete. 2010-04-21 Mike Frysinger * profile.c (sim_profile_print_bar): Add cpu argument. 2010-03-30 Mike Frysinger * devices.c (device_error): Add const to message. 2010-02-12 Doug Evans * decode.c, * decode.h: Regenerate. 2010-02-11 Doug Evans * cpu.h, * decode.c, * model.c, * sem.c: Regenerate. 2010-01-24 Doug Evans * sem.c: Regenerate. 2010-01-09 Ralf Wildenhues * configure: Regenerate. 2010-01-02 Doug Evans * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c, * decode.h, * model.c, * sem.c: Regenerate, update copyright year. 2009-11-22 Doug Evans * cpu.h: Regenerate. * cpuall.h: Regenerate. * decode.c: Regenerate. * decode.h: Regenerate. 2009-11-03 Doug Evans * arch.c: Regenerate. * arch.h: Regenerate. * cpu.c: Regenerate. * cpu.h: Regenerate. * cpuall.h: Regenerate. * decode.c: Regenerate. * decode.h: Regenerate. * model.c: Regenerate. * sem.c: Regenerate. 2009-08-22 Ralf Wildenhues * config.in: Regenerate. * configure: Likewise. * configure: Regenerate. 2009-01-07 Hans-Peter Nilsson * sem.c: Regenerate. 2008-12-23 Hans-Peter Nilsson * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h, model.c, sem.c: Regenerate. 2008-07-11 Hans-Peter Nilsson * configure: Regenerate to track ../common/common.m4 changes. * config.in: Ditto. 2008-06-06 Vladimir Prus Daniel Jacobowitz Joseph Myers * configure: Regenerate. 2006-12-21 Hans-Peter Nilsson * config.in: Regenerate. 2006-06-13 Richard Earnshaw * configure: Regenerated. 2006-06-05 Daniel Jacobowitz * configure: Regenerated. 2006-05-31 Daniel Jacobowitz * configure: Regenerated. 2005-10-28 Dave Brolley * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. Contribute the following changes: 2003-09-29 Dave Brolley * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of CGEN_ATTR_VALUE_TYPE. * mloop.in: Ditto. * pipeline.c: Ditto. * traps.c: Ditto. 2005-03-23 Mark Kettenis * configure: Regenerate. 2005-01-14 Andrew Cagney * configure.ac: Sinclude aclocal.m4 before common.m4. Add explicit call to AC_CONFIG_HEADER. * configure: Regenerate. 2005-01-12 Andrew Cagney * configure.ac: Update to use ../common/common.m4. * configure: Re-generate. 2005-01-11 Andrew Cagney * configure: Regenerated to track ../common/aclocal.m4 changes. 2005-01-07 Andrew Cagney * configure.ac: Rename configure.in, require autoconf 2.59. * configure: Re-generate. 2004-12-08 Hans-Peter Nilsson * configure: Regenerate for ../common/aclocal.m4 update. 2004-08-27 Richard Sandiford * cpu.[ch], arch.[ch], decode.[ch]: Regenerated. * cpuall.h, model.c, sem.c: Regenerated. 2004-03-01 Richard Sandiford * Makefile.in (SIM_OBJS): Add profile-fr450.o. (profile-fr450.o): New dependency. (stamp-cpu): Add fr450 to the list of machs. * sim-frv.h (SPR_IS_ACC): New macro. (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete. * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450. * frv.c (check_register_alignment, check_fr_register_alignment) (check_memory_alignment, do_media_average): Likewise. (frvbf_clear_accumulators): Likewise. Use a mask of valid registers rather than a consecutive range. * interrupts.c (frv_queue_illegal_instruction_interrupt) (frv_queue_non_implemented_instruction_interrupt): Handle bfd_mach_fr450. * memory.c (check_data_read_address, check_readwrite_address) (check_insn_read_address, check_write_address): Likewise. * mloop.in (@cpu@_simulate_insn_prefetch): Likewise. * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags) (frvbf_model_insn_before, frvbf_model_insn_after): Likewise. * profile-fr450.c: New file. * registers.c (fr450_spr): New array. (frv_register_control_init): Check its size. Use it for fr450. (frv_check_register_access): Handle bfd_mach_fr450. (frv_check_spr_read_access): Likewise. Generalize accumulator check. * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise. (frvbf_media_acc_not_aligned): Likewise. (frvbf_media_register_not_aligned): Likewise. * arch.c: Regenerate. * arch.h: Regenerate. * cpu.h: Regenerate. * cpuall.h: Regenerate. * decode.h: Regenerate. * model.c: Regenerate. 2004-03-01 Richard Sandiford * cache.c (frv_cache_init): Change fr400 cache statistics to match the fr405. (non_cache_access): Add missing breaks. * interrupts.c (set_exception_status_registers): Always set EAR15 for data_access_errors. * memory.c (fr400_check_write_address): Remove redundant alignment check. * model.c: Regenerate. 2004-03-01 Richard Sandiford * frv.c (frvbf_iacc_cut): Rework, taking rounding into account. 2004-03-01 Richard Sandiford * decode.c, decode.h, model.c, sem.c: Regenerate. 2003-11-24 Kevin Buettner * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN) (SPR_REGNUM_MAX): Delete. * frv.c (gdb/sim-frv.h): Include. (frvbf_fetch_register, frvbf_store_register): Use register number constants from gdb/sim-frv.h. Check availability of general purpose and float registers. 2003-11-03 Dave Brolley * cache.c (address_interference): Check for higher priority requests in the same pipeline. 2003-10-31 Dave Brolley * frv-sim.h (LR_REGNUM): Removed. (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros. * frv.c (frvbf_fetch_register): Fetch SPR registers based on SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented. Return 0 for an unimplemented register. Return the length of the data for an implemented register. (frvbf_store_register): Ditto. 2003-10-30 Andrew Cagney * traps.c: Replace "struct symbol_cache_entry" with "struct bfd_symbol". 2003-10-10 Dave Brolley * cpu.h, sem.c: Regenerate. 2003-10-06 Dave Brolley * profile-fr550.[ch]: New files. * configure.in: Move frv handling to alphabetically correct placement. * Makefile.in: Add fr550 support. * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c, profile.[ch],registers.c,traps.c: Add fr550 support. * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c: Regenerate. 2003-09-25 Dave Brolley * reset.c (frv_initialize): Call frv_register_control_init first. 2003-09-24 Dave Brolley * profile.h (update_FR_ptime): New prototype. (update_FRdouble_ptime): Ditto. (update_SPR_ptime): Ditto. (increase_ACC_busy): Ditto. (enforce_full_acc_latency): Ditto. (post_wait_for_SPR): Ditto. * profile.c (update_FR_ptime): Moved here from profile-fr500.c. (update_FRdouble_ptime): Ditto. (update_SPR_ptime): New function. (increase_ACC_busy): Ditto. (enforce_full_acc_latency): Ditto. (vliw_wait_for_fdiv_resource): Correct resource name. (vliw_wait_for_fsqrt_resource): Ditto. (post_wait_for_SPR): New function. * profile-fr500.c (frvbf_model_fr500_u_commit): New function. (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to adjust_float_register_busy. (frvbf_model_fr500_u_gr_load): Record latency of SPR registers. (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR registers. (frvbf_model_fr500_u_float_arith): Ditto. (frvbf_model_fr500_u_float_dual_arith): Ditto. (frvbf_model_fr500_u_float_div): Ditto. (frvbf_model_fr500_u_float_sqrt): Ditto. (frvbf_model_fr500_u_float_convert): Ditto. (update_FR_ptime): Moved to profile.c (update_FRdouble_ptime): Moved to profile.c * profile-fr400.c (update_FR_ptime): Removed. Identical to functions for other machines. (update_FRdouble_ptime): Ditto. * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated. 2003-09-12 Dave Brolley * registers.c (frv_check_spr_read_access): Check for access to ACC4-ACC63 and ACCG4-ACCG63. * profile.h (frv-desc.h): #include it. (spr_busy): New member of FRV_PROFILE_STATE. (spr_latency): Ditto. (GNER_FOR_GR): New macro. (FNER_FOR_FR): New maccro. (update_SPR_latency): New function. (vliw_wait_for_SPR): New function. * profile.c (update_latencies): Update SPR latencies. (update_target_latencies): Ditto. (update_SPR_latency): New function. (vliw_wait_for_SPR): New function. * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency. (frvbf_model_fr500_u_trap): Removed unused variable, ps. (frvbf_model_fr500_u_check): Ditto. (frvbf_model_fr500_u_clrgr): New unit modeller for fr500. (frvbf_model_fr500_u_clrfr): Ditto. (frvbf_model_fr500_u_spr2gr): Wait for SPR. (frvbf_model_fr500_u_gr2spr): Ditto. * frv-sim.h (H_SPR_ACC4): New macro. (H_SPR_ACCG4): New macro; (H_SPR_ACC0): Removed. (H_SPR_ACCG0): Removed. * arch.h,model.c,sem[ch],decode.[ch]: Regenerated. 2003-09-10 Dave Brolley * profile.c (slot_names): FM1 was listed twice. Changed first instance to FM0. Added IALL, FMALL and FMLOW. (print_parallel): Don't examine slots with no insns. 2003-09-09 Dave Brolley * frv.c (do_media_average): Select machine using a switch. 2003-09-08 Dave Brolley On behalf of Doug Evans * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen. Remove copying of .cpu file to cgen/cpu, no longer needed. 2003-09-03 Dave Brolley * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated. 2003-08-29 Dave Brolley * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu temporarily when regenerating files. (stamp-cpu): Ditto. 2003-08-20 Micheal Snyder * All generated files: Regenerate. 2001-10-11 Dave Brolley * cpu.h,decode.c,decode.h,sem.c: Regenerate. 2001-10-09 Dave Brolley * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both not set. * reset.c (frv_hardware_reset): Invalidate both caches. * registers.c: Update init, reset and read-only masks for all registers on all machines. * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE (prev_gr_complex): New field of FRV_PROFILE_STATE (set_use_is_gr_complex): New function. (set_use_not_gr_complex): New function. (use_is_gr_complex): New function. (decrease_GR_busy): New function. * profile.c (reset_gr_flags): New function. (reset_cc_flags): New function. (set_use_is_gr_complex): New function. (set_use_not_gr_complex): New function. (use_is_gr_complex): New function. (update_latencies): Reset gr and cc flags when latency reaches 0. (decrease_GR_busy): New function. * profile-fr400.h (fr500_reset_acc_flags): Removed. (fr500_reset_cc_flags): New function. * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500 LSI version 1.41. * profile-fr400.h (fr400_reset_gr_flags): New function. (fr400_reset_fr_flags): New function. (fr400_reset_acc_flags): New function. * profile-fr400.c (set_use_not_media_p4): New function. (set_use_not_media_p6): New function. (set_acc_use_not_media_p2): New function. (set_acc_use_not_media_p4): New function. (fr400_reset_gr_flags): New function. (fr400_reset_fr_flags): New function. (fr400_reset_acc_flags): New function. (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1. (frvbf_model_fr400_u_media_hilo): New function. * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT. * memory.c (fr400_check_data_read_address): Check address range only for double word loads. Don't check alignment here. (fr400_check_readwrite_address): New function. (fr500_check_readwrite_address): New function. (check_readwrite_address): New function. (fr500_check_insn_read_address): Correct address ranges. (frvbf_read_mem_*): Check address range here. (frv_address_forbidden): Removed. (fr400_check_write_address): New function. (check_write_address): New function. (frvbf_write_mem_*): Don't check address range here. (frvbf_mem_set_*): Check address range here. * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an address as second argument. (frv_queue_data_access_exception_interrupt): New function. (frv_queue_illegal_instruction_interrupt): Generate fp_exception for media insns on fr400. (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception for media insns on fr400. (frv_detect_insn_access_interrupts): Don't check for illegal addresses of insns here. Check for MTRAP insn if PSR.EM is not set. (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already set. (set_exception_status_registers): Do not always set EPCR. Set EAR for data_acess_error only if not fr400. * frv.c (do_media_average): New function. (frvbf_media_average): New function. (frvbf_insn_cache_invalidate): Check for illegal invocation. (frvbf_data_cache_invalidate): Ditto. (frvbf_data_cache_flush): Ditto. * frv-sim.h (GET_FSR_QNE): New macro. (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR. (GET_MSR_SRDAV): New macro. (GET_MSR_RDAV): New macro. (GET_MSR_RD): New macro. (frv_queue_data_access_error_interrupt): Now takes an address as second argument. (frv_address_forbidden): Removed. * cache.c (non_cache_access): Correct address ranges. Now takes cache as first argument. * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 2001-08-20 Dave Brolley * sim-main.h (_sim_cpu): New field 'elf_flags'. * sim-if.c (sim_open): Extract the elf_flags from the input file and save them with each cpu. * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set last_insn_p before executing the insn. * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's insn cache. (frv_cache_invalidate_all): Ditto. 2001-08-20 Richard Sandiford * traps.c (syscall_read_mem): Flush the data cache before reading. (syscall_write_mem): Flush the data cache before writing. Invalidate both caches. 2001-07-05 Ben Elliston * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR). (stamp-cpu): Likewise. 2001-05-23 Dave Brolley * profile-fr400.c (acc_use_is_media_p2): New function. (frvbf_model_fr400_u_media_2): Account for latency of output accumulators. (frvbf_model_fr400_u_media_2_quad): Ditto. (frvbf_model_fr400_u_media_2_acc): New function. (frvbf_model_fr400_u_media_2_acc_dual): New function. (frvbf_model_fr400_u_media_2_add_sub): New function. (frvbf_model_fr400_u_media_2_add_sub_dual): New function. (frvbf_model_fr400_u_media_3_dual): New function. (frvbf_model_fr400_u_media_4_acc_dual): New function. * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 2001-05-15 Dave Brolley * registers.c (fr400_spr): Enable write access to HSR0.CBM. * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'. * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field. (request_cache_flush): Save 'all' argument. (request_cache_invalidate): Save all_cache_entries from profile state to 'all' field of the request. (submit_cache_request): Pass the 'all' field of the request to frv_cache_request_invalidate. * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform operation even if HSR0.ICE is not set. (frv_data_cache_invalidate): Add new 'all' parameter. Perform operation even if HSR0.DCE is not set. (frv_data_cache_flush): Ditto. * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter. (frv_data_cache_invalidate): Add new 'all' parameter. (frv_data_cache_flush): Add new 'all' parameter. * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field. (frv_cache_request_invalidate): Add new 'all' parameter. * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save its value in the invalidate request. (address_interference): Accept the value '-1' for the address argument to mean 'any address'. (handle_req_invalidate): Handle request to invalidate all cache lines. * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 2001-05-14 Dave Brolley * profile.h (past_first_p): New field of profiling state. (branch_penalty): Ditto. (branch_hint): Ditto. (update_branch_penalty): New function. * profile.c (frvbf_model_insn_after): Reset past_first_p and branch_address fields of the profiling state. (frvbf_model_branch): New function. (update_branch_penalty): New function. * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and FCCi_3 inputs. (frvbf_model_fr500_u_trap): New function. (frvbf_model_fr500_u_check): New function. (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3 cycles. * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs. (frvbf_model_fr400_u_media_dual_expand): Check resource usage as documented in teh fr400 LSI. (frvbf_model_fr400_u_media_dual_htob): Ditto. (frvbf_model_fr400_u_media_dual_unpack): Removed. (frvbf_model_fr500_u_trap): New function. (frvbf_model_fr500_u_check): New function. * mloop.in (simulate_dual_insn_prefetch): New function. (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with arguments for each machine type. * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 2001-05-09 Dave Brolley * Makefile.in (profile.o): Add profile-fr400.h as a dependency. (profile-fr400.o): New target. * profile.c: New file. * profile.h: New file. * profile-fr400.c: New file. * profile-fr400.h: New file. * profile-fr500.c: New file. * profile-fr500.h: New file. * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 2001-05-02 Dave Brolley * sim-main.h (profile.h): #include it. (CPU_PROFILE_STATE): New macro. (profile_state): New frv specific cpu field. * reset.c (frv_initialize): insn_fetch_address and branch_address now part of global profiling state. * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o. (SIM_EXTRA_DEPS): Add profile.h. (registers.o): Correct name of source file. (profile.o): New target. (profile-fr500.o): New target. * frv-sim.h: Move profile related data structures to profile.h. * frv.c: Move fr500 specific functions to profile-fr500.c. * cpu.h: Regenerated. 2001-04-27 Dave Brolley * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW. * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*. (frv_queue_illegal_instruction_interrupt): Use frv_is_float_insn and frv_is_media_insn. (frv_queue_non_implemented_instruction_interrupt): Ditto. (frv_detect_insn_access_interrupts): Ditto. * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*. * memory.c: Ditto. * pipeline.c: Ditto. * mloop.in: Ditto. * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn. * cache.c: Rename PIPE_* to UNIT_*. 2001-04-24 Dave Brolley * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0. (frvbf_load_quad_FRint): Ditto. (frvbf_load_quad_CPR): Ditto. * cache.c (frv_cache_init): Initialize cache for fr400 vs other machines. (bfd.h): #include it. (non_cache_access): Update for revised fr500 and for fr400. * registers.c (frv_spr): Don't reset PSR.PS. (fr500_spr): Ditto. (frv_reset_spr): Set PSR.PS to the former value of PSR.S. 2001-04-23 Dave Brolley * traps.c (frv_core_signal): On fr400, generate data_access_error. (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction. (frvbf_media_acc_not_aligned): Ditto. (frvbf_media_register_not_aligned): Ditto. (frvbf_division_exception): Use GET_ISR_EDE. * registers.c (frv_check_spr_read_access): New function. (frv_check_spr_write_access): New function. (frv_check_spr_access): Deleted. (frv_check_register_access): On fr400, generate illegal_instruction. * memory.c (fr400_check_data_read_address): New function. (fr500_check_data_read_address): Ditto. (check_data_read_address): Ditto. (fr400_check_insn_read_address): Ditto. (fr500_check_insn_read_address): Ditto. (check_insn_read_address): Ditto. (frvbf_read_mem_QI): Call check_data_read_access. (frvbf_read_mem_UQI): Ditto. (frvbf_read_mem_HI): Ditto. (frvbf_read_mem_UHI): Ditto. (frvbf_read_mem_SI): Ditto. (frvbf_read_mem_DI): Ditto. (frvbf_read_mem_DF): Ditto. (frvbf_read_imem_USI): Call check_insn_read_access. (frv_address_forbidden): Now takes cpu as first argument. Check based on machine type. (fr400_mem_address_unaligned): New function. (fr500_mem_address_unaligned): Ditto. (check_write_address): Ditto. (frvbf_mem_set_QI): Call check_write_address. (frvbf_mem_set_HI): Ditto. (frvbf_mem_set_SI): Ditto. (frvbf_mem_set_DI): Ditto. (frvbf_mem_set_DF): Ditto. (frvbf_mem_set_XI): Ditto. * interrupts.c (bfd.h): #include it. (frv_queue_data_access_error_interrupt): New function. (frv_queue_instruction_access_error_interrupt): New function. (frv_queue_instruction_access_exception_interrupt): New function. (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400. (frv_queue_non_implemented_instruction_interrupt): Ditto. (frv_detect_insn_access_interrupts): Reorder tests to match priority from the LSI manual. (set_isr_exception_fields): Accumulate dtt bits. * frv.c (check_register_alignment): New function. (check_fr_register_alignment): New function. (check_memory_alignment): New function. (frvbf_h_gr_double_get_handler): Call check_register_alignment. (frvbf_h_gr_double_set_handler): Ditto. (frvbf_h_cpr_double_get_handler): Ditto. (frvbf_h_cpr_double_set_handler): Ditto. (frvbf_h_gr_quad_set_handler): Ditto. (frvbf_h_cpr_quad_set_handler): Ditto. (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment. (frvbf_h_fr_double_set_handler): Ditto. (frvbf_h_fr_quad_set_handler): Ditto. (frvbf_h_spr_get_handler): Call frv_check_spr_read_access. (frvbf_h_spr_set_handler): Call frv_check_spr_write_access. (frvbf_load_quad_GR): Call check_memory_aligment. (frvbf_load_quad_FRint): Ditto. (frvbf_load_quad_CPR): Ditto. (frvbf_store_quad_GR): Call check_memory_aligment and check_register_alignment. (frvbf_store_quad_FRint): Ditto. (frvbf_store_quad_CPR): Ditto. (frvbf_signed_integer_divide: Use GET_ISR_EDEM. * frv-sim.h (H_SPR_ACC0): New macro. (H_SPR_ACC63): New macro. (H_SPR_ACCG0): New macro. (H_SPR_ACCG63): New macro. (frv_dtt): New enumerator. (GET_ISR_EDE): Renamed from GET_ISR_EDEM. (GET_ISR_DTT): New macro. (frv_queue_data_access_error_interrupt): New function. (frv_queue_instruction_access_error_interrupt): New function. (frv_queue_instruction_access_exception_interrupt): New function. (frv_address_forbidden): Now takes cpu as first argument. * cpu.h: Regenerate. 2001-04-10 Dave Brolley * registers.c (fr500_spr): Add new fields to fr500 PSR register. (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500. (fr400_spr): Implement SPR registers for fr400. (frv_register_control_init): Handle bfd_mach_fr400 properly. * frv.c (spr_bpsr_get_handler): Mask field before shifting. (spr_psr_get_handler): Ditto. (spr_ccr_get_handler): Ditto. (spr_cccr_get_handler): Ditto. (frvbf_clear_accumulators): Only 4 accumulators on fr400. * frv-sim.h: Update comment about MCCR_* macros. * cpu.c,cpu.h: Regenerate. 2001-04-05 Dave Brolley * cpu.h,decode.c,model.c,sem.c: Regenerate. 2001-04-05 Dave Brolley * reset.c: Update copyright. * registers.c (frv_register_control_init): Handle bfd_mach_fr400. * frv.c (frvbf_model_fr400_u_exec): New function. * Makefile.in (stamp-cpu): Add fr400 to list of machines. * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c: Regenerate. 2000-11-22 Dave Brolley * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c: Regenerate. 2000-11-10 Dave Brolley * decode.c: Regenerate. 2000-09-12 Dave Brolley * traps.c (frv_sim_engine_halt_hook): New function. (frv_itrap): Caches now invalidated in sim_engine_halt via SIM_ENGINE_HALT_HOOK. (frv_break): Ditto. * sim-main.h (frv_sim_engine_halt_hook): New function. (SIM_ENGINE_HALT_HOOK): New macro. (SIM_ENGINE_RESTART_HOOK): New macro. * interrupts.c: Call to frv_term now done within sim_engine_halt via SIM_ENGINE_HALT_HOOK. 2000-09-08 Dave Brolley * traps.c (frv_itrap): Invalidate and flush the data and insn caches respectively when stopping for a breakpoint. (frv_break): Ditto. * cache.h (frv_cache_invalidate_all): New function. * cache.c (frv_cache_invalidate_all): New function. 2000-09-05 Dave Brolley * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call sim_handle_breakpoint. Otherwise if environment != operating call sim_engine_halt. Otherwise handle normally. * interrupts.c (frv_queue_break_interrupt): Don't handle debugger breakpoints here. Moved to frv_break in traps.c. * sem.c: Regenerate. 2000-09-01 Dave Brolley * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint before queuing an interrupt in order to allow 'break' to be used as the breakpoint insn. 2000-08-29 Dave Brolley * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint. 2000-07-27 Dave Brolley * cpu.h,decode.c: Rebuild. 2000-07-26 Dave Brolley * frv.c (spr_cccr_get_handler): Change CRx to CCx. (spr_cccr_set_handler): Change CRx to CCx. * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild. 2000-07-24 Dave Brolley * sem.c: Regenerate. * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result. Don't write it directly. Thu Jul 6 13:51:12 2000 Dave Brolley * configure: Regenerated to track ../common/aclocal.m4 changes. 2000-07-05 Ben Elliston * configure: Regenerated to track ../common/aclocal.m4 changes. 2000-06-28 Dave Brolley * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild. 2000-06-21 Dave Brolley * pipeline.c: All code except frv_pipeline_setup_insn moved to frv.opc. * mloop.in (main loop): frv_pipeline_add_insn broken up into frv_pipeline_add_insn and frv_pipeline_setup_insn. * frv-sim.h: Move pipeline status code to frv.opc. * model.c: Regenerate. 2000-06-12 Dave Brolley * options.c (frv_option_handler): --profile-parallel implies --profile-model. * mloop.in (fetch_buffer): Removed. (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to run_caches. Use cache directly if not counting cycles. Don't use cache at all if not counting cycles and cache not enabled. * frv.c (frv_insn_fetch_buffer): New global variable. (run_caches): Monitor the status of insn prefetch requests. * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type. (frv_insn_fetch_buffer): New global variable. 2000-06-12 Dave Brolley * mloop.in (fetch_buffer): New static struct. (@cpu@_simulate_insn_prefetch): Rewritten. * cache.c (frv_cache_request_invalidate): Don't invalidate return buffer. (address_interference): Defer to any WAR request in either pipeline. 2000-06-09 Dave Brolley * pipeline.c (insns_in_slot): New Array. (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT. * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache option. (parse_cache_option): New function. (frv_option_handler): Call parse_cache_option. * frv.c (vliw_branch_taken): New variable. (vliw_load_stall): New variable. (handle_resource_wait): Update vliw_load_stall. (frvbf_model_insn_before): Initialize vliw_branch_taken and vliw_load_stall. (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES. (load_wait_for_FR): Update vliw_load_stall. (load_wait_for_GR): Update vliw_load_stall. (load_wait_for_FRdouble): Update vliw_load_stall. (load_wait_for_GRdouble): Update vliw_load_stall. (frvbf_model_fr500_u_branch): Count branches taken and not taken. (slot_names): New static array. (print_parallel): Now takes second argument 'verbose'. Print cycles per VLIW insn and instructions per cycle. Also tabulate the number of insns in each type of VLIW slot. (frv_profile_info): Call print_parallel with new second argument. * frv-sim.h (insn_in_slot): New array. (COUNT_INSNS_IN_SLOT): New macro. (INSNS_IN_SLOT): New macro. * cache.c: Remove references to non_blocking_count. Remove references to last_was_hit. Remove references to req_none. (handle_req_store): Adjust statistics before requeuing the store request. (handle_req_WAR): Don't let the WAR request affect the cache statistics. * cache.h: Remove references to non_blocking_count. Remove references to last_was_hit. Remove references to req_none. * model.c: Regenerate. 2000-06-08 Dave Brolley * frv.c (request_complete): Copy load data from the correct return buffer. 2000-06-07 Dave Brolley * traps.c (frv_core_signal): Call frv_term before exiting. (frv_itrap): Call frv_term before exiting. (next_available_nesr): Make sure NECR is implemented before reading it. (next_valid_nesr): Ditto. (frvbf_check_non_excepting_load): Ditto. (frvbf_clear_ne_flags): Ditto. (frvbf_commit): Ditto. (frvbf_check_recovering_store): Delay cache operation if 'model_insn'. * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and store_flag members. (CPU_LOAD_ADDRESS): New macro. (CPU_LOAD_LENGTH): New macro. (CPU_LOAD_SIGNED): New macro. (CPU_LOAD_LOCK): New macro. * reset.c (frv_term): New function. (frv_power_on_reset): Use SETMEMSI if the cache is not enabled. (frv_hardware_reset): Use SETMEMSI if the cache is not enabled. (frv_software_reset): Use SETMEMSI if the cache is not enabled. * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model the insn. Model the insn in two passes. One before and one after execution. (cache_reqno): new static variable. (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the cache rather than assuming a fixed latency. (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is enabled so that modeling data is collected by cgen during execution. (full-exec): Restore PROFILE_MODEL_P after each vliw insn. * memory.c (data_non_cache_access): Removed. (insn_non_cache_access): Removed. (frvbf_read_mem_QI): Delay read operation if 'model_insn'. (frvbf_read_mem_UQI): Delay read operation if 'model_insn'. (frvbf_read_mem_HI): Delay read operation if 'model_insn'. (frvbf_read_mem_UHI): Delay read operation if 'model_insn'. (frvbf_read_mem_SI): Delay read operation if 'model_insn'. (frvbf_read_mem_DI): Delay read operation if 'model_insn'. (frvbf_read_mem_DF): Delay read operation if 'model_insn'. (frvbf_read_imem_USI): Read the cache or ememory passively. (frvbf_write_mem_QI): Don't check for non-cache access here. (frvbf_write_mem_UQI): Call frvbf_write_mem_QI. (frvbf_write_mem_HI): Don't check for non-cache access here. (frvbf_write_mem_UHI): Call frvbf_write_mem_QI. (frvbf_write_mem_SI): Don't check for non-cache access here. (frvbf_write_mem_DI): Don't check for non-cache access here. (frvbf_write_mem_DF): Don't check for non-cache access here. (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'. (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'. (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'. (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'. (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'. (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'. * interrupts.c (check_reset): Read the cache and memory passively. (frv_program_or_software_interrupt): Call frv_term before calling sim_engine_halt. * frv.c (all modeling functions): Break into two passes. One before execuetion and one after. call load_wait_for_* for all GR and FR registers. (frvbf_load_quad_GR): Delay performing the load if 'model_insn'. (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'. (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'. (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'. (frvbf_data_cache_preload): Delay cache operation if 'model_insn'. (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'. (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'. (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'. (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'. (frvbf_data_cache_flush): Delay cache operation if 'model_insn'. (model_insn): New global variable. (fr_ptime): New array. (cache_request): New enumeration. (CACHE_QUEUE_ELEMENT): New struct type. (CACHE_QUEUE_SIZE): New macro. (cache_queue): New static struct. (request_cache_load): New function. (request_cache_flush): New function. (request_cache_invalidate): New function. (request_cache_preload): New function. (request_cache_unlock): New function. (submit_cache_request): New function. (activate_cache_requests): New function. (load_pending_for_register): New function. (flush_pending_for_address): New function. (remove_cache_queue_element): New function. (copy_load_data): New function. (request_complete): New function. (run_caches): New function. (frv_model_trace_wait_cycles): New function. (wait_for_flush): New function. (frvbf_model_insn_before): Insn prefect wait now modeled in frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call wait_for_flush. (frvbf_model_insn_after): Call activate_cache_requests. Don't increment vliw_insns here anymore. (update_FR_latency_for_load): New function. (update_FRdouble_latency_for_load): New function. (update_FR_ptime): New function. (update_FRdouble_ptime): New function. (update_GR_latency_for_swap): New function. (load_wait_for_GR): New function. (load_wait_for_FR): New function. (load_wait_for_GRdouble): New function. (load_wait_for_FRdouble): New function. (frvbf_model_fr500_u_ici): New function. (frvbf_model_fr500_u_dci): New function. (frvbf_model_fr500_u_dcf): New function. (frvbf_model_fr500_u_icpl): New function. (frvbf_model_fr500_u_dcpl): New function. (frvbf_model_fr500_u_icul): New function. (frvbf_model_fr500_u_dcul): New function. * frv-sim.h (frv_term): New function. (insn_non_cache_access): Removed. (FRV_COUNT_CYCLES): New macro. (frv_save_peofile_model_p): New global variable. (model_insn): New enumerated global variable. (frv_model_advance_cycles): New function. (frv_model_trace_wait_cycles): New function. * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration. (FRV_CACHE_WAR_REQUEST): New struct type. (FRV_CACHE_STORE_REQUEST): New struct type. (FRV_CACHE_INVALIDATE_REQUEST): New struct type. (FRV_CACHE_PRELOAD_REQUEST): New struct type. (FRV_CACHE_REQUEST): New struct type. (FRV_CACHE_RETURN_BUFFER): New struct type. (FRV_CACHE_FLUSH_STATUS): New struct type. (FRV_CACHE_STATUS): New struct type. (FRV_CACHE_STAGE): New struct type. (FRV_CACHE_STAGES): New enumeration. (FRV_CACHE_WAR): New struct type. (FRV_CACHE_PIPELINE): New struct type. (FRV_CACHE_ARS): New struct type. (FRV_CACHE_STATISTICS): New struct type. (FRV_CACHE): Add pipeline, statistics, BARS and NARS. (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'. (CACHE_RETURN_DATA_ADDRESS): New macro. (frv_cache_read): Now takes pipe index as second argument. (frv_cache_enabled): New function. (frv_cache_request_load): New function. (frv_cache_request_store): New function. (frv_cache_request_invalidate): New function. (frv_cache_request_preload): New function. (frv_cache_request_unlock): New function. (frv_cache_run): New function. (frv_cache_read_passive_SI): New function. (frv_cache_data_in_buffer): New function. (frv_cache_data_flushed): New function. * cache.c (frv_cache_init): Initialize pipelines and xARS registers. (frv_cache_enabled): New function. (non_cache_access): New function. (write_data_to_memory): Count write accesses for each mode. Write to memory using sim_core_write_unaligned_1; (read_data_from_memory): New function. (fill_line_from_memory): Use read_data_from_memory. (copy_line_to_return_buffer): New function. (copy_memory_to_return_buffer): New function. (set_return_buffer_reqno): New function. (frv_cache_read): Now takes pipe index as second argument. Check for non-cache access. (frv_cache_preload): Check for non-cache access. (frv_cache_unlock): Check for non-cache access. (invalidate_return_buffer): New function. (frv_cache_invalidate): Check for non-cache access. (convert_slot_to_index): New function. (FREE_CHAIN_SIZE): New macro. (frv_cache_request_free_chain): New static variable. (frv_store_request_free_chain): New static variable. (allocate_new_cache_requests): New function. (new_cache_request): New function. (free_cache_request): New function. (new_store_request): New function. (pipeline_remove_request): New function. (pipeline_add_request): New function. (pipeline_requeue_request): New function. (next_priority): New function. (add_WAR_request): New function. (pipeline_next_request): New function. (pipeline_stage_request): New function. (advance_pipelines): New function. (frv_cache_request_load): New function. (frv_cache_request_store): New function. (frv_cache_request_invalidate): New function. (frv_cache_request_preload): New function. (frv_cache_request_unlock): New function. (address_interference): New function. (wait_for_WAR): New function. (wait_in_WAR): New function. (handle_req_load): New function. (handle_req_preload): New function. (handle_req_store): New function. (handle_req_invalidate): New function. (handle_req_unlock): New function. (handle_req_WAR): New function. (arbitrate_requests): New function. (move_ARS_to_WAR): New function. (decrease_latencies): New function. (frv_cache_run): New function. (frv_cache_read_passive_SI): New function. (frv_cache_data_in_buffer): New function. (frv_cache_data_flushed): New function. * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild. Wed May 24 14:40:34 2000 Andrew Cagney * configure: Regenerated to track ../common/aclocal.m4 changes. 2000-05-19 Dave Brolley * traps.c (frv_rett): Check for exceptions in the order specified in the architecture spec. Allow privileged_instruction interrrupt to be handled normally. * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat. * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether to clear the NE flag. (frvbf_model_tomcat_u_exec): New function. * frv-sim.h (frvbf_division_exception): Now returns updated dtt. * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value. * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate. 2000-05-18 Dave Brolley * sim-if.c (elf-bfd.h): #include it. (sim_open): Set machine amd architecture based on elf flags. 2000-04-04 Dave Brolley * frv-sim.h (frv_h_psr_esr_set_handler): Removed. Delete '#if 0' blocks. * frv.c: Delete '#if 0' blocks. (spr_psr_set_handler): Remove special handling for circular referencing of handlers for PSR.S and PSR.ESR. (frv_h_psr_esr_set_handler): Removed. * interrupts.c: Delete '#if 0' blocks. * memory.c: Delete '#if 0' blocks. * cpu.c,cpu.h: Regenerate. 2000-04-03 Dave Brolley * traps.c (frvbf_check_recovering_store): Invalidate data cache line containing the target address. (clear_nesr_neear): No longer takes hi_available and lo_available. Remove bogus check for available GR registers. (frvbf_clear_ne_flags): Update call to clear_nesr_neear. (frvbf_commit): Update call to clear_nesr_neear. * interrupts.c (next_available_esr): Removed. (next_available_edr): Removed. (next_available_fq): Removed. * frv.c (frvbf_fetch_register): Remove "FIXME" comment. (frvbf_store_register): Remove "FIXME" comment. * frv-sim.h (UART_INCHAR_ADDR): Removed. (UART_OUTCHAR_ADDR): Removed. (UART_STATUS_ADDR): Removed. (UART_INPUT_READY): Removed. (UART_OUTPUT_READY): Removed. (FRV_DEVICE_ADDR): Removed. (FRV_DEVICE_LEN): Removed. (SET_NESR): Call frvbf_force_update. (SET_NEEAR): Call frvbf_force_update. (SET_NE_FLAGS): Call frvbf_force_update. 2000-03-30 Dave Brolley * configure: Regenerated. 2000-03-30 Dave Brolley * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500. * memory.c (frvbf_write_mem_*): Save slot containing the insn performing the write. (frvbf_mem_set_*): Overwrite the slot information of the interrupt queue element with the information in the interrupt state. * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot. (frv_queue_fp_exception_interrupt): Initialize 'new_element'. (frv_set_interrupt_queue_slot): New function. (esr_for_data_access_exception): New function. (set_edr_register): edr_index is now passed in. (fq_for_exception): New function. (set_fp_exception_registers): Call fq_for_exception. Interrupt queue element now passed in. (set_exception_status_registers): Obtain slot from interrupt queue element. Call esr_for_data_access_exception. Use ESR14 for data_store_error. Use ESR15 for data_access_error. Use EDR0. (frv_save_data_written_for_interrupts): Save slot containing the insn performing the write. * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and frv_fsr_ftt. (struct frv_interrupt_state): Add 'slot' field. (frv_set_interrupt_queue_slot): New function. (frv_set_write_queue_slot): New function. 2000-03-24 Dave Brolley * mloop.in (_parallel_write_init): Initialize frv_interrupt_state.imprecise_interrupt. (_parallel_write_queued): After an imprecise interrupt, only perform forced writes and floating point writes (for certain exceptions). * interrupts.c (handle_interrupt): Set frv_interrupt_state.imprecise_interrupt for writeback after an imprecise interrupt. (frv_process_interrupts): No need to clear f_ne_flags. * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and force them to happen even if there is an overflow exception. (frvbf_force_update): New function. * frv-sim.h (frvbf_force_update): New function. (struct frv_interrupt_state): Add imprecise_interrupt. (FRV_WRITE_QUEUE_FORCE_WRITE): New macro. * sem.c: Regenerate. 2000-03-23 Dave Brolley * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly. * registers.c (frv_spr): MCIRL -> MCILR. * interrupts.c (frv_queue_non_implemented_instruction_interrupt): New function. (frv_detect_insn_access_interrupts): Call frv_queue_non_implemented_instruction_interrupt. (frv_process_interrupts): Clear accumulated NE flags. * frv.c (frvbf_media_cop): New function. (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear the NE flag of the given target register. (frvbf_model_fr500_u_float_arith): Account for FRdouble registers. (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers. (frvbf_model_fr500_u_float_dual_sqrt): New function. (frvbf_model_fr500_u_float_convert): Account for FRdouble registers. (frvbf_model_fr500_u_float_dual_convert): New function. * frv-sim.h (frvbf_media_cop): New function. (GET_FQ): Use H_SPR_FQST0. (SET_FQ): Use H_SPR_FQST0. (SET_FQ_OPC): Use J_SPR_FQOP0. (GET_MSR_EMCI): New macro. (frv_queue_non_implemented_instruction_interrupt): New function. * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 2000-03-08 Dave Brolley * traps.c (frv_rett): Align new_pc. * memory.c (frvbf_read_mem_HI): Align address. (frvbf_read_mem_UHI): Align address. (frvbf_read_mem_SI): Align address. (frvbf_read_mem_DI): Align address. (frvbf_read_mem_DF): Align address. (frvbf_read_imem_USI): Align address. (frvbf_mem_set_HI): Align address. (frvbf_mem_set_SI): Align address. (frvbf_mem_set_DI): Align address. (frvbf_mem_set_DF): Align address. (frvbf_mem_set_XI): Align address. * registers.c (frv_spr): Initialize FSR0.NS to 1. (fr500_spr): Initialize FSR0.NS to 1. * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check whether the exception is masked. * frv.c (frvbf_load_quad_GR): Align address. (frvbf_store_quad_GR): Align address. (frvbf_load_quad_FRint): Align address. (frvbf_store_quad_FRint): Align address. (frvbf_load_quad_CPR): Align address. (frvbf_store_quad_CPR): Align address. * frv-sim.h (GET_ISR_EMAM): New macro. 2000-03-08 Dave Brolley * traps.c (frvbf_division_exception): Check for masked overflow and set NE flags, if necessary. (frvbf_check_recovering_store): Queue writes to the hardware. (check_registers_available): Removed. (which_registers_available): Call frv_{fr,gr}_registers_available. (frvbf_clear_ne_flags): Call check_register_access. (frvbf_commit): Call check_register_access. * registers.h (frv_fr_registers_available): New function. (frv_gr_registers_available): New function. (frv_check_register_access): New function. (frv_check_gr_access): New function. (frv_check_fr_access): New function. * registers.c (frv_spr): Correct initial value of ISR. (fr500_spr): Correct initial value of ISR. (frv_fr_registers_available): New function. (frv_gr_registers_available): New function. (frv_check_register_access): New function. (frv_check_gr_access): New function. (frv_check_fr_access): New function. * interrupts.c (frv_queue_division_exception_interrupt): New function. (set_isr_exception_fields): New function. (set_exception_status_registers): Set ISR fields for division exception. (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE. * frv.c (frvbf_h_gr_get_handler): New function. (frvbf_h_gr_set_handler): New function. (frvbf_h_fr_get_handler): New function. (frvbf_h_fr_set_handler): New function. (frvbf_h_spr_get_handler): Remove special handling for ISR. (frvbf_h_spr_set_handler): Remove special handling for ISR. (spr_isr_get_handler): Removed. (spr_isr_set_handler): Removed. (frvbf_signed_integer_divide): New funciton. (frvbf_unsigned_integer_divide): New funciton. * frv-sim.h (frvbf_h_gr_get_handler): New function. (frvbf_h_gr_set_handler): New function. (frvbf_h_fr_get_handler): New function. (frvbf_h_fr_set_handler): New function. (frvbf_signed_integer_divide): New funciton. (frvbf_unsigned_integer_divide): New funciton. (frv_dtt): New enumeration. (struct frv_interrupt_queue_element): Add dtt member. (GET_ISR): New macro. (SET_ISR): New macro. (GET_ISR_EDEM): New macro. (SET_ISR_DTT): New macro. (SET_ISR_AEXC): New macro. (frvbf_division_exception): Add 2 'int' arguments. (frvbf_check_non_excepting_divide): Removed. * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 2000-02-29 Dave Brolley * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR. (frv_rett): Use hardware access macros. Write PSR as a whole. (next_available_nesr): Check that NECR is valid. (next_valid_nesr): Check that NECR is valid. (frvbf_check_non_excepting_load): User new NECR access macros. Don't call hardware access functions. Use cover macros. (check_registers_available): New function. (clear_nesr_near): Check register availability. (clear_ne_flags): Check register availability. (frvbf_clear_ne_flags): Check register availability. (frvbf_commit): Check register availability. (which_registers_available): New function. * sim-main.h (registers.h): #include it. (register_control): New cpu field. (CPU_REGISTER_CONTROL): New macro. * reset.c (frv_initialize): Set HSR0 fields for cache here. (frv_power_on_reset): Initialize SPR registers and RSTR. (frv_hardware_reset): Initialize SPR registers and RSTR. (frv_software_reset): Reset SPR registers and RSTR. * options.c (frv_option_handler): Don't set HSR0 fields for cache here. Call frv_cache_init. * mloop.in (main loop): Check for insn access interrupts before executing the insn. * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET. (frv_detect_insn_access_interrupts): Don't call hardware access functions directly. Use cover macros. (check_reset): Don't reset RSTR here. (next_available_esr): ESFR -> ESFR_FLAG. (next_available_edr): ESFR -> ESFR_FLAG. (clear_exception_status_registers): Use GET_ESFR and SET_ESFR. ESFR -> ESFR_FLAG. (frv_break_interrupt): Don't call hardware access functions directly. Use cover macros. (frv_program_or_software_interrupt): Ditto. (frv_external_interrupt): Ditto. * frv.c (frvbf_fetch_register): Don't call 'get' functions directly. (frvbf_store_register): Don't call 'set' functions directly. (frvbf_h_gr_double_get_handler): Use GET_H_GR. (frvbf_h_gr_double_set_handler): Use SET_H_GR. (frvbf_h_fr_double_get_handler): Use GET_H_FR. (frvbf_h_fr_double_set_handler): Use SET_H_FR. (frvbf_h_fr_int_get_handler): Use GET_H_FR. (frvbf_h_fr_int_set_handler): Use SET_H_FR. (frvbf_h_cpr_double_get_handler): Use GET_H_CPR. (frvbf_h_cpr_double_set_handler): Use SET_H_CPR. (frvbf_h_gr_quad_set_handler): Use SET_H_GR. (frvbf_h_fr_quad_set_handler): Use SET_H_FR. (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions. Support shadow registers. (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions. Support shadow registers. (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler. (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler. (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler. (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler. (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler. (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler. (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler. (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler. (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler. (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler. (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler. (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler. (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler. (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler. (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler. (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler. (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture version 1.3a. (spr_ccr_get_handler): Don't reference the hardware directly. (spr_ccr_set_handler): Don't reference the hardware directly. (spr_cccr_get_handler): Don't reference the hardware directly. (spr_cccr_set_handler): Don't reference the hardware directly. (spr_sr_get_handler): New function. (spr_sr_set_handler): New function. (frvbf_switch_supervisor_user_context): Temporarily switch to supervisor mode. (frvbf_store_quad_GR): Don't call handler directly. (frvbf_store_quad_FRint): Don't call handler directly. (frvbf_store_quad_CPR): Don't call handler directly. (frvbf_clear_all_accumulators): Removed. (frvbf_clear_accumulators): New function. (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members. Account for in_ACCGi and out_ACCGk. * frv-sim.h (RSTR_HARDWARE_RESET): New macro. (RSTR_SOFTWARE_RESET): New macro. (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler. (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler. (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler. (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler. (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler. (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler. (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler. (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler. (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler. (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler. (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler. (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler. (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler. (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler. (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler. (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler. (frvbf_clear_all_accumulators): Removed. (frvbf_clear_accumulators): New function. (GET_HSR0): Use GET_H_SPR. (SET_HSR0): Use SET_H_SPR. (CLEAR_HSR0_ICE): New macro. (CLEAR_HSR0_DCE): New macro. (GET_IHSR8): Use GET_H_SPR. (GET_PSR): New macro. (SET_PSR_ET): New macro. (GET_PSR_PS): New macro. (SET_PSR_S): New macro. (GET_ESFR): Changed to reference entire register. (SET_ESFR): Changed to reference entire register. (GET_ESFR_FLAG): New macro. (SET_ESFR_FLAG): New macro. (NECR_ELOS): Removed. (NECR_NEN): Removed. (NECR_VALID): Removed. (GET_NECR): New macro. (GET_NECR_ELOS): New macro. (GET_NECR_NEN): New macro. (GET_NECR_VALID): New macro. (NESR_RANGE): Removed. (GET_NESR): Use GET_H_SPR. (GET_NE_FLAGS): Use GET_H_SPR. * cache.h (CACHE_INITIALIZED): New macro. * Makefile.in (SIM_OBJS): Add registers.o. (SIM_EXTRA_DEPS): Add registers.h. (registers.o): New target. * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 2000-02-17 Dave Brolley * interrupts.c (frv_interrupt_table): Update priority order and handler offsets to conform to the architecture version 1.3a. * frv-sim.h (frv_interrupt_kind): Update priority order to conform to the architecture version 1.3a. 2000-02-17 Dave Brolley * interrupts.c (frv_interrupt_table): Update priority order and handler offsets to conform to the latest specifications. (frv_queue_interrupt): Correct comment. Identical interrupts can be queued. New variable 'iclass' used to test for external interrupts. * frv-sim.h (frv_interrupt_kind): Update priority order to conform to the latest specifications. 2000-01-20 Dave Brolley * sim-if.c (sim_open): Move frv-specific initialization to frv_initialize in reset.c. * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR status bits for hardware vs software reset. * reset.c: New file. * frv-sim.h (frv_initialize): New function. (frv_power_on_reset): New function. (frv_hardware_reset): New function. (frv_software_reset): New function. (RSTR_ADDRESS): New macro. (RSTR_INITIAL_VALUE): New macro. (GET_RSTR_HR): New macro. (GET_RSTR_SR): New macro. (SET_RSTR_H): New macro. (SET_RSTR_S): New macro. (CLEAR_RSTR_P): New macro. (CLEAR_RSTR_H): New macro. (CLEAR_RSTR_S): New macro. (CLEAR_RSTR_HR): New macro. (CLEAR_RSTR_SR): New macro. 2000-01-03 Dave Brolley * mloop.in (execute): Only call modeling function if the pointer is not NULL. * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for fr500. 2000-01-03 Dave Brolley * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator. (frv_options): Add --memory-latency. (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY. * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency. * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1 (update_latencies): Only clear usage flags if the register has no target latency. (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or) not |= (or assgnment). (frvbf_model_insn_after): Print post processing wait for all insns. Update prev_acc_p1 and prev_acc_p2. (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency. (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency. (frvbf_model_fr500_u_swap): Use cache memory_latency. (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk. (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk. (frvbf_model_fr500_u_media_quad_arith): New function. (frvbf_model_fr500_u_media_dual_mul): New function. (frvbf_model_fr500_u_media_quad_mul): New function. (frvbf_model_fr500_u_media_quad_complex): New function. (frvbf_model_fr500_u_media_dual_expand): New function. (frvbf_model_fr500_u_media_dual_unpack): New function. (frvbf_model_fr500_u_media_dual_btoh): New function. (frvbf_model_fr500_u_media_dual_htob): New function. (frvbf_model_fr500_u_media_dual_btohe): New function. (frv_ref_SI): New function. * cache.h (FRV_CACHE): Add memory_latency field. * cache.c (frv_cache_init): Initialize memory_latency. * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-12-17 Dave Brolley * sim-if.c (sim_open): Initialize insn prefetch and reset register. * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration. (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration. (OPTIONS_FRV_TIMER): New enumeration. (frv_options): Add --profile-cache, --profile-parallel, --timer. (frv_option_handler): Override common implementation of -p. Handle --profile-cache, --profile-parallel, --timer. * mloop.in (execute): Call profiling functions if the timer interrupt is enabled. (@cpu@_simulate_insn_prefetch): New function. (main loop): Call @cpu@_simulate_insn_prefetch. * interrupts.c (frv_queue_interrupt): Don't queue two external interrupts of the same priority. (frv_queue_external_interrupt): New function. (frv_external_interrupt): New function. (handle_interrupt): Handle external interrupts. (check_reset): New function. (frv_process_interrupts): Call check_reset. * frv.c: Include "bfd.h" (frvbf_h_psr_get_handler): Set the PIL field. (frvbf_h_psr_set_handler): Get the PIL field. (DUAL_REG): New macro. (DUAL_DOUBLE): New macro. (SET_USE_IS_FPOP): New macro. (SET_USE_NOT_FPOP): New macro. (USE_IS_FPOP): New macro. (SET_USE_IS_MEDIA): New macro. (SET_USE_NOT_MEDIA): New macro. (USE_IS_MEDIA_P1): New macro. (SET_USE_IS_MEDIA_P1): New macro. (SET_USE_NOT_MEDIA_P1): New macro. (SET_USE_IS_MEDIA_P2): New macro. (SET_USE_NOT_MEDIA_P2): New macro. (USE_IS_MEDIA_P2): New macro. (SET_ACC_USE_IS_MEDIA_P1): New macro. (SET_ACC_USE_NOT_MEDIA_P1): New macro. (ACC_USE_IS_MEDIA_P1): New macro. (SET_ACC_USE_IS_MEDIA_P2): New macro. (SET_ACC_USE_NOT_MEDIA_P2): New macro. (ACC_USE_IS_MEDIA_P2): New macro. (RESOURCE_IDIV): New macro. (RESOURCE_FDIV): New macro. (RESOURCE_SQRT): New macro. (fr_busy_adjust): New array. (acc_busy_adjust): New array. (apply_latency_adjustments): New function. (update_latencies): New function. (handle_wait_cycles): New function. (handle_resource_wait): New function. (update_target_latencies): New function. (frvbf_model_insn_before): Add resource latency to cycle counts. (frvbf_model_insn_after): Add resource latency to cycle counts. (update_GR_latency): New function. (update_GRdouble_latency): New function. (update_FR_latency): New function. (update_FRdouble_latency): New function. (decrease_ACC_busy): New function. (decrease_FR_busy): New function. (increase_FR_busy): New function. (update_ACC_latency): New function. (update_CCR_latency): New function. (update_idiv_resource_latency): New function. (update_fdiv_resource_latency): New function. (update_fsqrt_resource_latency): New function. (vliw_wait_for_GR): New function. (vliw_wait_for_GRdouble): New function. (vliw_wait_for_FR): New function. (vliw_wait_for_FRdouble): New function. (vliw_wait_for_CCR): New function. (vliw_wait_for_ACC): New function. (vliw_wait_for_idiv_resource): New function. (vliw_wait_for_fdiv_resource): New function. (vliw_wait_for_fsqrt_resource): New function. (enforce_full_fr_latency): New function. (frvbf_model_fr500_u_exec): New function. (frvbf_model_fr500_u_integer): New function. (frvbf_model_fr500_u_imul): New function. (frvbf_model_fr500_u_idiv): New function. (frvbf_model_fr500_u_branch): New function. (frvbf_model_fr500_u_set_hilo): New function. (frvbf_model_fr500_u_gr_load_store): New function. (frvbf_model_fr500_u_fr_load_store): New function. (frvbf_model_fr500_u_swap): New function. (frvbf_model_fr500_u_fr2fr): New function. (frvbf_model_fr500_u_fr2gr): New function. (frvbf_model_fr500_u_spr2gr): New function. (frvbf_model_fr500_u_gr2fr): New function. (frvbf_model_fr500_u_gr2spr): New function. (post_wait_for_FR): New function. (post_wait_for_FRdouble): New function. (post_wait_for_ACC): New function. (post_wait_for_CCR): New function. (post_wait_for_fdiv): New function. (post_wait_for_fsqrt): New function. (adjust_float_register_busy): New function. (adjust_double_register_busy): New function. (restore_float_register_busy): New function. (restore_double_register_busy): New function. (frvbf_model_fr500_u_float_arith): New function. (frvbf_model_fr500_u_float_dual_arith): New function. (frvbf_model_fr500_u_float_div): New function. (frvbf_model_fr500_u_float_sqrt): New function. (frvbf_model_fr500_u_float_compare): New function. (frvbf_model_fr500_u_float_dual_compare): New function. (frvbf_model_fr500_u_float_convert): New function. (frvbf_model_fr500_u_media): New function. (frvbf_model_fr500_u_barrier): New function. (frvbf_model_fr500_u_membar): New function. * frv-sim.h (LEUINT): New macro. (GET_HSR0_SA): New macro. (struct frv_interrupt_timer): New struct. (struct frv_interrupt_state): Add timer fiield. (frv_queue_external_interrupt): New function. (frv_external_interrupt): New function. (frv_profile_info): New function. (PROFILE_CACHE_IDX): New enumerator. (PROFILE_PARALLEL_IDX): New enumerator. (PROFILE_cache): New macro. (PROFILE_parallel): New macro. (WITH_PROFILE_CACHE_P): New macro. (WITH_PROFILE_PARALLEL_P): New macro. * cache.h (FRV_CACHE): Add last_was_hit field. * cache.c (get_tag): Use new last_was_hit field. (frv_cache_read): Ditto. (frv_cache_write): Ditto. * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-12-13 Dave Brolley * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards. (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to sim_queue_fn_di_write. (frvbf_media_cut_ss): New function. * frv-sim.h (frvbf_media_cut_ss): New function. * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-12-13 Dave Brolley * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have no constraints. * interrupts.c (frv_queue_illegal_instruction_interrupt): Use FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN. (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN. * frv.c (frvbf_model_simple_u_exec): New function. * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8. (FRV_IS_MEDIA_INSN): Range includes M-8. * Makefile.in (stamp-cpu): add 'simple' to the list of machines. * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-12-10 Dave Brolley * traps.c (check_registers_available): New function. (clear_ne_flags): Generate register_exception if register(s) not available. (frvbf_commit): Generate register_exception if register(s) not available. * interrupts.c (frv_program_or_software_interrupt): No need to copy GR4-GR7 to SR0-SR4. * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and PSR.ESR. (frvbf_h_psr_s_set_handler): New function. (frvbf_h_psr_esr_set_handler): New function. (frvbf_switch_supervisor_user_context): New function. (frvbf_scan_result): Reflect latest ISA. * frv-sim.h (frvbf_h_psr_s_set_handler): New function. (frvbf_h_psr_esr_set_handler): New function. (frvbf_switch_supervisor_user_context): New function. (GET_HSR0_FRN): New Macro. (GET_HSR0_GRN): New Macro. (GET_HSR0_FRHE): New Macro. (GET_HSR0_FRLE): New Macro. (GET_HSR0_GRHE): New Macro. (GET_HSR0_GRLE): New Macro. (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION. (GET_ESFR): New bit ordering. (SET_ESFR): New bit ordering. * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-12-10 Michael Meissner * Makefile.in (sim-if.o): Add eng.h dependency. 1999-12-09 Dave Brolley * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before. Pass sc->last_insn_p to @cpu@_model_insn_before. (main loop): Compute sc->first_insn_p. * frv.c (frvbf_model_insn_before): Set state variables. (frvbf_model_insn_after): Count basic cycles. Set state variables. (frvbf_model_fr500_u_integer): Remove. * arch.h,cpu.h,decode.h,model.c: Regenerate. 1999-12-07 Dave Brolley * sim-main.h (cache.h): Include it. (insn_cache): New member. (data_cache): New member. (CPU_INSN_CACHE): New macro. (CPU_DATA_CACHE): New macro. * sim-if.c (WANT_CPU): New macro. (WANT_CPU_FRVBF): New macro. (sim_open): Call sim_add_option_table. Call frv_cache_init for the data and insn caches for each cpu. (sim_close): Call frv_cache_term for the insn and data caches of each cpu. * mloop.in (extract): Read insn from the cache. (main loop): Access the insn cache in order to maintain stats. * memory.c (data_non_cache_access): New function. (insn_non_cache_access): New function. (frvbf_read_mem_QI): Attempt to read from the cache first. (frvbf_read_mem_UQI): Ditto. (frvbf_read_mem_HI): Ditto. (frvbf_read_mem_UHI): Ditto. (frvbf_read_mem_SI): Ditto. (frvbf_read_mem_DI): Ditto. (frvbf_read_mem_DF): Ditto. (frvbf_read_imem_USI): New function. (frvbf_write_mem_QI): Write through the cache is it is enabled. (frvbf_write_mem_UQI): Ditto. (frvbf_write_mem_HI): Ditto. (frvbf_write_mem_UHI): Ditto. (frvbf_write_mem_SI): Ditto. (frvbf_write_mem_DI): Ditto. (frvbf_write_mem_DF): Ditto. (frvbf_mem_set_QI): New function. (frvbf_mem_set_HI): New function. (frvbf_mem_set_SI): New function. (frvbf_mem_set_DI): New function. (frvbf_mem_set_DF): New function. (frvbf_mem_set_XI): New function. * interrupts.c (frv_save_data_written_for_interrupts): 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. * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI. Call sim_queue_fn_mem_xi_write. (frvbf_load_quad_FRint): Call frvbf_read_mem_SI. Call sim_queue_fn_mem_xi_write. (frvbf_load_quad_CPR): Call frvbf_read_mem_SI. Call sim_queue_fn_mem_xi_write. (frvbf_insn_cache_preload): New function. (frvbf_data_cache_preload): New function. (frvbf_insn_cache_unlock): New function. (frvbf_data_cache_unlock): New function. (frvbf_insn_cache_invalidate): New function. (frvbf_data_cache_invalidate): New function. (frvbf_data_cache_flush): New function. * frv-sim.h (sim-options.h): Include it. (GET_HSR0): New macro. (SET_HSR0): New macro. (GET_HSR0_ICE): New macro. (SET_HSR0_ICE): New macro. (GET_HSR0_DCE): New macro. (SET_HSR0_DCE): New macro. (GET_HSR0_CBM): New macro. (GET_HSR0_RME): New macro. (GET_IHSR8): New macro. (GET_IHSR8_NBC): New macro. (frvbf_insn_cache_preload): New function. (frvbf_data_cache_preload): New function. (frvbf_insn_cache_unlock): New function. (frvbf_data_cache_unlock): New function. (frvbf_insn_cache_invalidate): New function. (frvbf_data_cache_invalidate): New function. (frvbf_data_cache_flush): New function. (insn_non_cache_access): New function. (frvbf_read_imem_USI): New function. (frvbf_mem_set_QI): New function. (frvbf_mem_set_HI): New function. (frvbf_mem_set_SI): New function. (frvbf_mem_set_DI): New function. (frvbf_mem_set_DF): New function. (frvbf_mem_set_XI): New function. (frv_options): FRV specific command line options. * Makefile.in (SIM_OBJS): Add options.o and cache.o. (SIM_EXTRA_DEPS): Add $(sim-options_h). (cache.o): New target. (options.o): New target. * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. * cache.h: New file. * cache.c: New file. * options.c: New file. 1999-11-29 Dave Brolley * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros. (frvbf_check_non_excepting_divide): Ditto. (clear_ne_flags): Ditto (frvbf_commit): Ditto. * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns. * mloop.in (_parallel_write_init): Clear NE flags here. * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here for non excepting insns. Also check for masked interrupts here. (frv_process_interrupts): Write NE flags here. (set_fp_exception_registers): No longer check for masked interrupts here. (check_for_compound_interrupt): No need to worry about masked interrupts. * frv-sim.h (frv_interrupt_state): Add f_ne_flags member. (GET_NE_FLAGS): New macro. (SET_NE_FLAGS): New macro. (GET_NE_FLAG): Operate on accumulated argument. (SET_NE_FLAG): Operate on accumulated argument. (CLEAR_NE_FLAG): Operate on accumulated argument. * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS) (frv.o): Correct dependencies. (traps.o): Ditto. (pipeline.o): Ditto. (interrupts.o): Ditto. (memory.o): Ditto. * sem.c: Regenerate. 1999-11-26 Dave Brolley * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if there is an exception indicated in the mask. * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt state when adding a floating point insn to the pipeline. * interrupts.c (set_fp_exception_registers): Set NE flag for non-excepting insns. * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF. (frvbf_h_fr_double_set_handler): Mode of data is DF. (frvbf_h_fr_int_get_handler): New function. (frvbf_h_fr_int_set_handler): New function. (frvbf_set_ne_index): New function. (NE_NOFLAG): New macro. (frv_interrupt_state): Add ne_index member. * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF. (frvbf_h_fr_double_set_handler): Mode of data is DF. (frvbf_h_fr_int_get_handler): New function. (frvbf_h_fr_int_set_handler): New function. (frvbf_set_ne_index): New function. * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-11-24 Dave Brolley * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-11-23 Dave Brolley * frv-sim.h (frvbf_media_cut): New function. * frv.c (frvbf_media_cut): New function. * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-11-22 Dave Brolley * frv-sim.h (frvbf_clear_all_accumulators): New function. * frv.c.h (frvbf_clear_all_accumulators): New function. * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-11-18 Dave Brolley * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields if this is the first insn of its class in the pipeline. * frv-sim.h (frvbf_media_register_not_aligned): New function. * traps.c (frvbf_media_register_not_aligned): New function. * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-11-17 Dave Brolley * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields. * frv-sim.h (OR_MSR_SIE): New macro. (CLEAR_MSR_SIE): New macro. (frvbf_media_overflow): Now takes sie argument. (frv_set_mp_exception_registers): Now takes sie argument. * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument. Set MSRx.SIE field. * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-11-15 Dave Brolley * traps.c (frv_mtrap): New function. (frvbf_media_cr_not_aligned): New function. (frvbf_media_acc_not_aligned): New function. (frvbf_media_overflow): New function. * pipeline.c (frv_pipeline_add_insn): Clear MSR fields. * interrupts.c: Call frv_set_mp_exception_registers. (frv_set_mp_exception_registers): New function. * frv-sim.h (frv_msr_mtt): New enumeration. (GET_MSR): New macro. (SET_MSR): New macro. (GET_MSR_AOVF): New macro. (SET_MSR_AOVF): New macro. (GET_MSR_OVF): New macro. (SET_MSR_OVF): New macro. (CLEAR_MSR_OVF): New macro. (GET_MSR_MTT): New macro. (SET_MSR_MTT): New macro. (frv_set_mp_exception_registers): New function. (frv_mtrap): New function. (FRV_IS_MEDIA_INSN): New macro. * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-11-10 Dave Brolley * sim-main.h (_sim_cpu): Add debug_state member. * mloop.in (_parallel_write_queued): Clear data_written.length. * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION handler is 0xff. (frv_queue_break_interrupt): New function. (frv_break_interrupt): New function. (handle_interrupt): Handle break_interrupt. (frv_non_operating_interrupt): Now takes interrupt_kind. * frv-sim.h (frv_queue_break_interrupt): New function. (frv_break_interrupt): New function. (frv_break): New function. (frv_non_operating_interrupt): Now takes interrupt_kind. * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-11-09 Dave Brolley * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding a floating point insn. * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts. * interrupts.c (frv_queue_illegal_instruction_interrupt): Call frv_queue_fp_exception_interrupt. (frv_queue_fp_exception_interrupt): New function. (next_available_fq): New function. (set_fp_exception_registers): New function. (set_exception_status_registers): Now returns 1 if interrupt not masked. (check_for_compound_interrupt): Now returns NULL if interrupt masked. (frv_program_interrupt): Don't process interrupt if it is masked. * frv.c (frvbf_h_fr_double_get_handler): Call frv_queue_fp_exception_interrupt. (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt. (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt. (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt. * frv-sim.h: Get/set hardware directly in GET/SET macros. (frv_fp_exception_info): New struct type. (frv_interrupt_queue_element): Add fp_info member. (frv_fsr_traps): New enumeration. (frv_fsr_ftt): New enumeration. (frv_sie): New enumeration. (frv_miv): New enumeration. (GET_FSR): New macro. (SET_FSR): New macro. (GET_FSR_TEM): New macro. (SET_FSR_QNE): New macro. (SET_FSR_FTT): New macro. (GET_FSR_AEXC): New macro. (SET_FSR_AEXC): New macro. (GET_FQ): New macro. (SET_FQ): New macro. (SET_FQ_OPC): New macro. (SET_FQ_MIV): New macro. (SET_FQ_SIE): New macro. (SET_FQ_FTT): New macro. (SET_FQ_CEXC): New macro. (GET_FQ_VALID): New macro. (SET_FQ_VALID): New macro. (frv_queue_fp_exception_interrupt): New function. (FRV_IS_FLOAT_INSN): New macro. 1999-11-04 Dave Brolley * traps.c (frvbf_fpu_error): No floating point errors need to be detected. * interrupts.c (clear_exception_status_registers): Clear 'valid' fields of the ESR registers too. (set_exception_status_registers): Don't set EAR for any precise interrupts. Register index should be 1 for insns in PIPE_I1. Clear ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID. (non_operating_interrupt): No need for return code. (frv_program_or_software_interrupt): Process interrupt regardless of operating mode. If PSR.ET was not set at the start of processing, then stop the simulation with a message. (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and CGEN_MEM_XI_WRITE. * frv.c (frvbf_h_gr_quad_set_handler): New function. (frvbf_h_fr_quad_set_handler): New function. (frvbf_h_cpr_quad_set_handler): New function. (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new sim_queue_fn_xi_write. (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new sim_queue_fn_xi_write. (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new sim_queue_fn_xi_write. (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new sim_queue_mem_xi_write. (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new sim_queue_mem_xi_write. (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new sim_queue_mem_xi_write. * frv-sim.h (frvbf_h_gr_quad_set_handler): New function. (frvbf_h_fr_quad_set_handler): New function. (frvbf_h_cpr_quad_set_handler): New function. (SET_ESR_VALID): New macro. (CLEAR_ESR_VALID): New macro. (CLEAR_ESR_EAV): New macro. (CLEAR_ESR_EDV): New macro. * sem.c: Regenerate. 1999-11-02 Dave Brolley * traps.c (frv_core_signal): Call frv_queue_mem_address_not_aligned_interrupt. * mloop.in (_parallel_write_queued): Call frv_save_data_written_for_interrupts. * frv.c (frvbf_h_gr_double_get_handler): Call frv_queue_register_exception_interrupt. (frvbf_h_cpr_double_get_handler): Call frv_queue_register_exception_interrupt. (frvbf_h_cpr_double_set_handler): Call frv_queue_register_exception_interrupt. (frvbf_load_multiple_GR): Call frv_queue_register_exception_interrupt. (frvbf_store_multiple_GR): Call frv_queue_register_exception_interrupt. (frvbf_load_multiple_CPR): Call frv_queue_register_exception_interrupt. (frvbf_store_multiple_CPR): Call frv_queue_register_exception_interrupt. (frvbf_h_tbr_get_handler): Fix TBR.TBA mask. * interrupts.c (frv_queue_software_interrupt): Now returns interrupt queue element. (frv_queue_program_interrupt): Now returns interrupt queue element. (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue element. (frv_queue_interrupt): Now returns interrupt queue element. (frv_queue_register_exception_interrupt): New function. (frv_queue_mem_address_not_aligned_interrupt): New function. (frv_save_data_written_for_interrupts): New function. (next_available_edr): EDR registers available in blocks of 4. (clear_exception_status_registers): New function. (set_exception_status_registers): Pass esr to SET_ESR* macros. * frv-sim.h (struct frv_data_written): New struct type. (frv_interrupt_queue_element): Add data_written member. (frv_queue_software_interrupt): Now returns interrupt queue element. (frv_queue_program_interrupt): Now returns interrupt queue element. (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue element. (frv_queue_interrupt): Now returns interrupt queue element. (frv_queue_register_exception_interrupt): New function. (frv_queue_mem_address_not_aligned_interrupt): New function. (frv_save_data_written_for_interrupts): New function. 1999-10-27 Dave Brolley * interrupts.c (ITABLE_ENTRY): New macro. (frv_interrupt_table): Add exception codes. (next_available_esr): New function. (next_available_edr): New function. (set_edr_register): New function. (set_exception_status_registers): New function. (check_for_compound_interrupt): Record information on all interrupts found. (frv_program_interrupt): Always call check_for_compound_interrupt. * frv.c (frvbf_h_pc_set_handler): Removed. (frvbf_h_spr_get_handler): Handle LR register. (frvbf_h_spr_set_handler): Handle LR register. (frvbf_h_lr_get_handler): New function. (frvbf_h_lr_set_handler): New function. * frv-sim.h (frvbf_h_lr_get_handler): New function. (frvbf_h_lr_set_handler): New function. (frv_ec): New enumeration. (frv_interrupt): Add frv_ec field. (frv_rec): New enumeration. (frv_daec): New enumeration. (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields. (SET_ESR_EC): New macro. (SET_ESR_REC): New macro. (SET_ESR_IAEC): New macro. (SET_ESR_DAEC): New macro. (SET_ESR_EAV): New macro. (GET_ESR_EDV): New macro. (SET_ESR_EDV): New macro. (GET_ESR_EDN): New macro. (SET_ESR_EDN): New macro. (GET_ESR): New macro. (SET_ESR): New macro. (SET_EPCR): New macro. (SET_EAR): New macro. (SET_EDR): New macro. (GET_ESFR): New macro. (SET_ESFR): New macro. * cpu.c,cpu.h,sem.c: Rebuild. 1999-10-26 Dave Brolley * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR if mach is frv. (clear_nesr_neear): Only execute if mach is frv. 1999-10-22 Dave Brolley * sim-main.h (sim_cpu): Add pipeline. (CPU_PIPELINE): New macro. * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes. (main loop): Maintain pc in cpu. * frv-sim.h (frv_queue_software_interrupt): New interface. (frv_queue_program_interrupt): New interface. (frv_queue_illegal_instruction_interrupt: New interface. (frv_queue_interrupt): New interface. (frv_detect_insn_access_interrupts): New interface. (frv_process_interrupts): New interface. (frv_program_interrupt): New interface. (frv_software_interrupt): New interface. (frv_program_or_software_interrupt): New interface. (FRV_PIPELINE): Moved from pipline.c. (frv_pipeline_reset): New interface. (frv_pipeline_add_insn): New interface. * interrupts.c (frv_queue_software_interrupt): New interface. (frv_queue_program_interrupt): New interface. (frv_queue_illegal_instruction_interrupt: New interface. (frv_queue_interrupt): New interface. (frv_detect_insn_access_interrupts): New interface. (frv_process_interrupts): New interface. (frv_program_interrupt): New interface. (frv_software_interrupt): New interface. (frv_program_or_software_interrupt): New interface. * frv.c: Use new interfaces. * pipeline.c: Use new interfaces. * traps.c: Use new interfaces. * memory.c: Use new interfaces. (frv_address_forbidden): No longer static. 1999-10-19 Dave Brolley * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and NESR.EC. * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE. * frv.c (frvbf_h_pc_set_handler): New function. * interrupts.c (frv_detect_data_interrupt): Removed. (address_forbidden): Removed. * frv-sim.h (frv_detect_data_interrupt): Removed. (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro. (NESR_REGISTER_NOT_ALIGNED): New macro. (NESR_UQI_SIZE): New macro. (NESR_QI_SIZE): New macro. (NESR_UHI_SIZE): New macro. (NESR_HI_SIZE): New macro. (NESR_SI_SIZE): New macro. (NESR_DI_SIZE): New macro. (NESR_XI_SIZE): New macro. (GET_NESR_DAEC): New macro. (SET_NESR_DAEC): New macro. (GET_NESR_REC): New macro. (SET_NESR_REC): New macro. (GET_NESR_EC): New macro. (SET_NESR_EC): New macro. (frvbf_read_mem_QI): New function. (frvbf_read_mem_UQI): New function. (frvbf_read_mem_HI): New function. (frvbf_read_mem_UHI): New function. (frvbf_read_mem_SI): New function. (frvbf_read_mem_WI): New function. (frvbf_read_mem_DI): New function. (frvbf_read_mem_DF): New function. (frvbf_write_mem_QI): New function. (frvbf_write_mem_UQI): New function. (frvbf_write_mem_HI): New function. (frvbf_write_mem_UHI): New function. (frvbf_write_mem_SI): New function. (frvbf_write_mem_WI): New function. (frvbf_write_mem_DI): New function. (frvbf_write_mem_DF): New function. * Makefile.in (SIM_OBJS): Add memory.o. * cpu.c,cpu.h,sem.c: Rebuild. 1999-10-18 Dave Brolley * sim-if.c (sim_open): Use a real fpu error function. * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns. * mloop.in (_parallel_write_queued): Clear queue after writing. * interrupts.c (check_for_compound_interrupt): New function. (non_operating_interrupt): New function. * frv-sim.h (frvbf_h_gr_double_get_handler): New function. (frvbf_h_gr_double_set_handler): New function. (frvbf_h_fr_double_get_handler): New function. (frvbf_h_fr_double_set_handler): New function. (frvbf_h_cpr_double_get_handler): New function. (frvbf_h_cpr_double_set_handler): New function. (frv_interrupt_queue_element): New struct type. (frv_queue_program_interrupt): Now takes pc. (frv_queue_illegal_instruction_interrupt): Now takes pc. (frv_queue_interrupt): Now takes pc. (frv_program_interrupt): Now takes frv_interrupt_queue_element. (frv_software_interrupt): Now takes frv_interrupt_queue_element. (frvbf_division_exception): New function. (frvbf_fpu_error): New function. (frvbf_load_multiple_GR): New function. (frvbf_load_multiple_FR): New function. (frvbf_load_multiple_CPR): New function. * frv.c (frvbf_h_gr_double_get_handler): New function. (frvbf_h_gr_double_set_handler): New function. (frvbf_h_fr_double_get_handler): New function. (frvbf_h_fr_double_set_handler): New function. (frvbf_h_cpr_double_get_handler): New function. (frvbf_h_cpr_double_set_handler): New function. (frv_interrupt_queue_element): New struct type. (frv_queue_program_interrupt): Now takes pc. (frv_queue_illegal_instruction_interrupt): Now takes pc. (frv_queue_interrupt): Now takes pc. (frv_program_interrupt): Now takes frv_interrupt_queue_element. (frv_software_interrupt): Now takes frv_interrupt_queue_element. (frvbf_fpu_error): New function. (frvbf_load_multiple_GR): New function. (frvbf_load_multiple_FR): New function. (frvbf_load_multiple_CPR): New function. * traps.c (frvbf_division_exception): New function. * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild. 1999-10-12 Dave Brolley * mloop.in (new_vpc): New variable. (main loop): Call frv_detect_insn_access_interrupts. Call frv_detect_data_interrupts. * interrupts.c (access_queued_to): New function. (frv_detect_data_interrupts): New function. (frv_detect_insn_access_interrupts): New function. (frv_program_or_software_interrupt): Set PSR.S. * frv-sim.h (frv_detect_data_interrupts): New function. (frv_detect_insn_interrupts): New function. 1999-10-07 Dave Brolley * frv-sim.h (frvbf_h_gr_hi_get_handler): New function. (frvbf_h_gr_hi_set_handler): New function. (frvbf_h_gr_lo_get_handler): New function. (frvbf_h_gr_lo.set_handler): New function. * frv.c (frvbf_h_gr_hi_get_handler): New function. (frvbf_h_gr_hi_set_handler): New function. (frvbf_h_gr_lo_get_handler): New function. (frvbf_h_gr_lo.set_handler): New function. (frvbf_model_fr500_u_integer): New function. * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild. 1999-10-04 Dave Brolley * traps.c: Use sim_engine_abort. * pipeline.c (frv_pipeline): Add field for insn major. (add_next_to_pipe): Return address of matching pipeline. (find_major_in_pipeline): New function. (check_insn_major_constraints: New function. (frv_pipeline_add_insn): Add checks for insn major constraints. * interrupts.c (frv_process_interrupts): Use sim_engine_abort. * frv.c (frvbf_h_spr_get_handler): No need to abort. Thu Sep 30 18:10:25 1999 Dave Brolley * pipeline.c: New file. * mloop.in (main loop): Call frv_pipeline_reset. Call frv_pipeline_add_insn. * frv-sim.h (frv_pipeline_reset): New function. (frv_pipeline_add_insn): New function. * Makefile.in (SIM_OBJS): Add pipeline.o 1999-09-29 Doug Evans * sem.c: Rebuild. * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of result to SEM_PC. Return vpc. Wed Sep 29 16:01:52 1999 Dave Brolley * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise. (frv_queue_interrupt): Don't detect identical interrupts here. Wed Sep 29 14:49:52 1999 Dave Brolley * interrupts.c: New file. * traps.c (sim_engine_invalid_insn): Return PC of next insn. (frv_software_interrupt): Moved to interrupts.c. (frv_itrap): New interface. Call frv_queue_software_interrupt. * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc. (@cpu@_perform_writeback): New function. (main loop): Call frv_process_interrupts. * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed. (frv_itrap): New interface. (frv_interrupt_class): New enumeration. (frv_interrupt_kind): New enumeration. (struct frv_interrupt): New struct type. (frv_interrupt_table): New table of interrupt information. (FRV_INTERRUPT_QUEUE_SIZE): New macro. (struct frv_interrupt_state): New struct type. (frv_interrupt_state): New global variable. (previous_vliw_pc): New global variable. (frv_queue_software_interrupt): New function. (frv_queue_program_interrupt): New function. (frv_queue_interrupt): New function. (frv_process_interrupts): New function. (frv_program_interrupt): New function. (frv_software_interrupt): New function. (frv_program_or_software_interrupt): New function. (frv_clear_interrupt_classes): New function. * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed. * Makefile.in (SIM_OBJS): Add interrupts.o * sem.c: Rebuild. 1999-09-25 Doug Evans * cpu.h,cpuall.h,decode.c,sem.c: Rebuild. Tue Sep 21 17:16:47 1999 Dave Brolley * mloop.in (main loop): Determine last insn from scache entry. * cpu.h: Rebuild. * cpuall.h: Rebuild. Tue Sep 14 14:21:31 1999 Dave Brolley * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag. (NECR_ELOS): Define as unshifted value. (NECR_NEN): Define as unshifted value. (NECR_VALID): Define as unshifted value. (SET_NESR): Rewite to use post-write queue. (SET_NESR_VALID): Rewite to operate on argument. (SET_NESR_EAV): Rewite to operate on argument. (SET_NESR_FR): Rewite to operate on argument. (CLEAR_NESR_FR): Rewite to operate on argument. (SET_NESR_DRN): Rewite to operate on argument. (SET_NESR_SIZE): Rewite to operate on argument. (SET_NESR_NEAN): Rewite to operate on argument. (SET_NEEAR): Rewite to use post-write queue. (SET_NE_FLAG): Rewite to use post-write queue. (CLEAR_NE_FLAG): Rewite to use post-write queue. * traps.c (frv_software_interrupt): Rewite to use post-write queue. (frv_rett): Rewite to use post-write queue. (next_available_nesr): Rewrite to use new macro interfaces. (next_valid_nesr): Ditto. (frvbf_check_non_excepting_load): Ditto. (frvbf_check_recovering_store): Ditto. (clear_nesr_neear): Ditto. (clear_ne_flags): Ditto. * mloop.in (main loop): Update PCSR with address of next VLIW insn when flag is set. * frv.c (frvbf_h_spr_get_handler): Shift register fields here now. (frvbf_store_multiple_GR): Rewite to use post-write queue. (frvbf_store_multiple_FRint): Rewite to use post-write queue. (frvbf_store_multiple_CPR): Rewite to use post-write queue. * Makefile.in (frv.o): Depend on cgen-par.h. Fri Sep 10 17:03:15 1999 Dave Brolley * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function. (frvbf_write_next_vliw_addr_to_LR): New flag. * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function. * mloop.in: Only take the first branch in a VLIW insn. Set LR to the address of the next VLIW insn if flag is set. * cpu.h,decode.c,sem.c: Rebuild. Tue Sep 7 13:44:23 1999 Dave Brolley * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS. * sem.c: Rebuild. 1999-09-02 Doug Evans * configure: Regenerated to track ../common/aclocal.m4 changes. 1999-09-01 Doug Evans * decode.c: Rebuild. Mon Aug 30 17:54:57 1999 Dave Brolley * traps.c (frv_rett): New function. * frv.c (frvbf_h_spr_get_handler): Handle bpsr. (frvbf_h_spr_set_handler): Handle bpsr. (frvbf_h_bpsr_get_handler): New function. (frvbf_h_bpsr_set_handler): New function. * frv-sim.h (frv_rett): New function. (frvbf_h_bpsr_get_handler): New function. (frvbf_h_bpsr_set_handler): New function. * mloop.in: Read actual packing bit. * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild. Tue Aug 31 16:04:37 1999 Dave Brolley * traps.c (WANT_CPU): New macro. (WANT_CPU_FRVBF): New macro. (frvbf_check_recovering_store): Use registers for source and queue writes. * mloop.in: New main loop for parallel support. (@cpu@_parallel_write_init): New function. (@cpu@_parallel_write_queued): New function. * frv-sim.h (set_icc_for_shift_left): New interface. (set_icc_for_shift_right): New interface. (frvbf_check_recovering_store): New interface. * frv.c (set_icc_for_shift_left): Pass and return icc value. (set_icc_for_shift_right): Pass and return icc value. (frvbf_check_recovering_store): New interface. * Makefile.in (FRV_OBJS): Add cgen-par.o. (stamp-mloop): Add cgen parallel options. (stamp-arch): Remove with-profile option. (stamp-cpu): Add cgen parallel options. * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild. 1999-08-28 Doug Evans * cpu.h,decode.c,sem.c: Rebuild. Wed Aug 25 12:25:04 1999 Dave Brolley * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild. Thu Aug 19 17:59:00 1999 Dave Brolley * configure.in: fr500 now the default model. * configure: Regenerate. * frv.c: Change frv-1 to frv-gen. (frvbf_model_fr500_u_exec): New function. * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder. * mloop.in: Fix typos in comments. * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild. 1999-08-17 Dave Brolley * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild. 1999-08-09 Doug Evans * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild. 1999-08-04 Doug Evans * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild. Fri Jul 16 14:50:15 1999 Dave Brolley * frv.c (frvbf_fetch_register): Use GDB register number macros. (frvbf_store_register): Use GDB register number macros. (frvbf_cut): New function. * frv-sim.h (GR_REGNUM_MAX): New macro. (FR_REGNUM_MAX): New macro. (PC_REGNUM): New macro. (LR_REGNUM): New macro. (frvbf_cut): New function. * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate. 1999-07-15 Stan Shebs * frv.c (frvbf_fetch_register): Add ability to get LR register, add default for unhandled registers. (frvbf_store_register): Add ability to set LR register. 1999-07-14 Stan Shebs * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in. (decode_gdb_dr_regnum): Remove, not used. 1999-07-13 Michael Meissner * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@. * configure.in (--enable-sim-trapdump): New switch to make unknown traps dump the register contents, instead of doing the trap thing. * configure: Regenerate. * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used. (TRAP_REGDUMP{1,2}): Define to provide register dumping support temporarily. * traps.h (toplevel): Include bfd.h, libiberity.h. (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3 dumping the registers. Thu Jul 8 10:57:39 1999 Dave Brolley * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed. Wed Jul 7 17:01:12 1999 Dave Brolley * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild. Tue Jul 6 16:12:18 1999 Dave Brolley * frv.c (frvbf_square_root_SF): Removed. (frvbf_square_root_DF): Removed. (frvbf_h_fr_double_get_handler): Removed. (frvbf_h_fr_double_set_handler): Removed. (frvbf_h_fr_int_get_handler): Removed. (frvbf_h_fr_int_set_handler): Removed. * frv-sim.h (frvbf_square_root_SF): Removed. (frvbf_square_root_DF): Removed. (frvbf_h_fr_double_get_handler): Removed. (frvbf_h_fr_double_set_handler): Removed. (frvbf_h_fr_int_get_handler): Removed. (frvbf_h_fr_int_set_handler): Removed. * decode.c,decode.h,model.c,sem.c: Rebuild. 1999-07-05 Doug Evans * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o. * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild. * sim-if.c (sim_open): Initialize fpu. * frv-sim.h (SETMEMSF,SETMEMDF): Delete. * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get with frvbf_h_fr_get. Wed Jun 30 15:56:56 1999 Dave Brolley * frv-sim.h (NESR_RANGE): New macro. (NO_NESR): New macro. (GET_NESR_VALID): New macro. (next_ne_index): Removed. * traps.c (next_available_nesr): New function. (next_valid_nesr): New function. (frvbf_check_non_excepting_load): Use next_available_nesr. (frvbf_check_recovering_store): Use next_available_nesr and next_valid_nesr. (clear_nesr_neear): Use next_available_nesr and next_valid_nesr. (frvbf_check_recovering_store): Only consider one matching register. * sem.c: Rebuild. Tue Jun 29 16:54:32 1999 Dave Brolley * frv.c (frvbf_square_root_SF): New function. (frvbf_square_root_DF): New function. (frvbf_h_fr_double_get_handler): New function. (frvbf_h_fr_double_set_handler): New function. * frv-sim.h (frvbf_square_root_SF): New function. (frvbf_square_root_DF): New function. (frvbf_h_fr_double_get_handler): New function. (frvbf_h_fr_double_set_handler): New function. * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild. 1999-06-28 Dave Brolley * decode.c,decode.h,model.c,sem.c: Regenerate. Thu Jun 24 17:26:32 1999 Dave Brolley * Makefile.in (SIM_EXTRA_LIBS): Add -lm. * frv-sim.h (frvbf_h_fr_int_get_handler): New function. (frvbf_h_fr_int_set_handler): New function. (frvbf_store_multiple_FRint): New function. (frvbf_square_root_SF): New function. * frv.c (frvbf_h_fr_int_get_handler): New function. (frvbf_h_fr_int_set_handler): New function. (frvbf_store_multiple_FRint): New function. (frvbf_square_root_SF): New function. * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. 1999-06-23 Doug Evans * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args to genmloop.sh. Pass -scache instead. (mloop.o): Delete sem-switch.c dependency. (sem-switch.c): Delete rule. (stamp-cpu): Don't build sem-switch.c. * sem-switch.c: Delete. * mloop.in (xfull-exec-*): Fix call to execute. * tconfig.in (WITH_SCACHE_PBB): Define as 0. * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild. Tue Jun 22 16:23:57 1999 Dave Brolley * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate. Mon Jun 21 17:34:10 1999 Dave Brolley * mloop.in (execute): Force gr0 to zero before each insn. * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate. 1999-06-18 Doug Evans * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild. Fri Jun 18 17:49:23 1999 Dave Brolley * frv.c (frvbf_h_gr_get_handler): New function. (frvbf_h_gr_set_handler): New function: (frvbf_store-multiple_GR): New function: (frvbf_store-multiple_FR): New function: (frvbf_store-multiple_CPR): New function: * frv-sim.h (frvbf_h_gr_get_handler): New function. (frvbf_h_gr_set_handler): New function: (frvbf_store-multiple_GR): New function: (frvbf_store-multiple_FR): New function: (frvbf_store-multiple_CPR): New function: * traps.c (frv_itrap): Implement proper syscalls interface. * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. Fri Jun 18 14:36:23 1999 Dave Brolley * traps.c (frvbf_check_non_excepting_divide): New function. (frvbf_check_recovering_store): New function. (clear_nesr_neear): New function. (clear_ne_flags): New function. (frvbf_commit): New function. * frv-sim.h (frvbf_check_non_excepting_divide): New function. (frvbf_check_recovering_store): New function. (clear_nesr_neear): New function. (clear_ne_flags): New function. (frvbf_commit): New function. * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. 1999-06-16 Dave Brolley * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR. (frvbf_h_spr_set_handler): Handle SPR_NECR. * traps.c (next_ne_index): New variable. (frvbf_check_non_excepting_load): New function. * frv-sim.h (NECR_ELOS): New macro. (NECR_NEN): New macro. (NECR_VALID): New macro. (SET_NESR_VALID): New macro. (SET_NESR_EAV): New macro. (SET_NESR_FR): New macro. (CLEAR_NESR_FR): New macro. (SET_NESR_DRN): New macro. (SET_NESR_SIZE): New macro. (SET_NESR_NEAN): New macro. (SET_NEEAR): New macro. (GET_NE_FLAG): New macro. (SET_NE_FLAG): New macro. (CLEAR_NE_FLAG): New macro. (frvbf_check_non_excepting_load): New function: * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. Wed Jun 9 18:12:49 1999 Dave Brolley * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate. Tue Jun 8 18:13:51 1999 Dave Brolley * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr. * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. Mon Jun 7 17:09:15 1999 Dave Brolley * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. 1999-06-07 Dave Brolley * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. Thu Jun 3 17:33:31 1999 Dave Brolley * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. Wed Jun 2 17:50:21 1999 Dave Brolley * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. Tue Jun 1 17:58:53 1999 Dave Brolley * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate. Mon May 31 17:57:25 1999 Dave Brolley * traps.c (frv_software_interrupt): Pass current_cpu to frvbf_h_psr_esr_get. (frv_software_interrupt): Calculate the new PC based on TBR. * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate. 1999-05-31 Dave Brolley * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate. Thu May 27 17:42:00 1999 Dave Brolley * frv-sim.h (frvbf_h_cccr_get_handler): New function. (frvbf_h_cccr_set_handler): New function. (frvbf_scan_result): New function. (frvbf_cr_logic): New function. * frv.c (frvbf_h_cccr_get_handler): New function. (frvbf_h_cccr_set_handler): New function. (frvbf_scan_result): New function. (frvbf_cr_logic): New function. (cr_ops,cr_result,cr_logic): New table. * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate. 1999-05-25 Dave Brolley * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR. (frvbf_h_spr_set_handler): Add support for TBR and PSR. (frv_psr_get_handler): New function. (frv_psr_set_handler): New function. (frv_tbr_get_handler): New function. (frv_tbr_set_handler): New function. (frvbf_h_ccr_get_handler): Add support for fCC. (frvbf_h_ccr_set_handler): Add support for fCC. * frv-sim.h (frv_psr_get_handler): New function. (frv_psr_set_handler): New function. (frv_tbr_get_handler): New function. (frv_tbr_set_handler): New function. * traps.c (frv_software_interrupt): Implement. * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. Thu May 20 16:39:27 1999 Dave Brolley * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. 1999-05-18 Dave Brolley * frv.c: (frvbf_set_icc_for_shift_left): New function. (frvbf_set_icc_for_shift_right): New function. * frv-sim.h (frvbf_set_icc_for_shift_left): New function. (frvbf_set_icc_for_shift_right): New function. (SETMEMSF): New Macro. (SETMEMDF): New Macro. * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. Thu May 13 17:14:49 1999 Dave Brolley * frv.c (frvbf_h_ccr_get_handler): New function. (frvbf_h_ccr_set_handler): New function. * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. Tue May 11 16:13:15 1999 Dave Brolley * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler, frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions. * frv.c: Likewise. * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. 1999-05-10 Dave Brolley * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate. Thu May 6 16:48:21 1999 Dave Brolley * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate. * frv-sim.h (TRAP_SYSCALL): Define as 0x80. Wed May 5 11:52:24 1999 Dave Brolley * traps.c (frv_software_interrupt): New function. (frv_itrap): New function. * frv-sim.h (TRAP_SYSCALL): define as 0. * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. Mon May 3 13:49:21 1999 Dave Brolley * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate. Thu Apr 29 17:37:06 1999 Dave Brolley * Directory created.