2017-09-06 John Baldwin <jhb@FreeBSD.org>
* configure: Regenerate.
2017-02-13 Mike Frysinger <vapier@gentoo.org>
* decode.c (frvbf_init_idesc_table): Use ARRAY_SIZE.
2016-01-10 Mike Frysinger <vapier@gentoo.org>
* config.in, configure: Regenerate.
2016-01-10 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2016-01-10 Mike Frysinger <vapier@gentoo.org>
* configure.ac (SIM_AC_OPTION_ENVIRONMENT): Delete call.
* configure: Regenerate.
2016-01-10 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2016-01-10 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2016-01-10 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2016-01-10 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2016-01-10 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2016-01-09 Mike Frysinger <vapier@gentoo.org>
* config.in, configure: Regenerate.
2016-01-06 Mike Frysinger <vapier@gentoo.org>
* sim-if.c (sim_open): Mark argv const.
(sim_create_inferior): Mark argv and env const.
2016-01-04 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2016-01-03 Mike Frysinger <vapier@gentoo.org>
* sim-if.c (sim_open): Update sim_parse_args comment.
2016-01-03 Mike Frysinger <vapier@gentoo.org>
* TODO: Delete file.
2016-01-03 Mike Frysinger <vapier@gentoo.org>
* configure.ac (SIM_AC_OPTION_HOSTENDIAN): Delete.
* configure: Regenerate.
* frv.c (frvbf_h_fr_double_get_handler): Change
CURRENT_HOST_BYTE_ORDER to HOST_BYTE_ORDER.
(frvbf_h_fr_double_set_handler): Likewise.
2016-01-02 Mike Frysinger <vapier@gentoo.org>
* arch.h (TARGET_BIG_ENDIAN): Delete.
* configure.ac (SIM_AC_OPTION_ENDIAN): Change BIG_ENDIAN to BIG.
* configure: Regenerate.
* frv.c (frvbf_h_fr_double_get_handler): Change LITTLE_ENDIAN to
BFD_ENDIAN_LITTLE.
(frvbf_h_fr_double_set_handler): Likewise.
2016-01-02 Mike Frysinger <vapier@gentoo.org>
* reset.c (frv_term): Change current_state to sd.
* sim-if.c (current_state): Delete.
(sim_open): Delete current_state assignment.
2015-12-27 Mike Frysinger <vapier@gentoo.org>
* Makefile.in (SIM_OBJS): Delete sim-hload.o.
2015-12-26 Mike Frysinger <vapier@gentoo.org>
* config.in, configure: Regenerate.
2015-12-26 Mike Frysinger <vapier@gentoo.org>
* sim-if.c (sim_create_inferior): Replace old #if 0 code with dupargv.
2015-12-25 Mike Frysinger <vapier@gentoo.org>
* 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 <vapier@gentoo.org>
* Makefile.in (SIM_OBJS): Delete sim-model.o.
* tconfig.h (SIM_HAVE_MODEL): Delete.
2015-12-25 Mike Frysinger <vapier@gentoo.org>
* 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 <vapier@gentoo.org>
* sim-main.h (WITH_SCACHE_PBB): Move from ...
* tconfig.h (WITH_SCACHE_PBB): ... here.
2015-12-25 Mike Frysinger <vapier@gentoo.org>
* devices.c (device_error): Delete.
2015-12-24 Mike Frysinger <vapier@gentoo.org>
* tconfig.h (SIM_HANDLES_LMA): Delete.
2015-12-24 Mike Frysinger <vapier@gentoo.org>
* 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 <vapier@gentoo.org>
* tconfig.h (WITH_WATCHPOINTS): Delete.
2015-12-24 Mike Frysinger <vapier@gentoo.org>
* tconfig.h (SIM_HAVE_MEM_SIZE): Delete.
2015-11-15 Mike Frysinger <vapier@gentoo.org>
* Makefile.in (SIM_OBJS): Delete sim-reason.o, sim-reg.o, and
sim-stop.o.
2015-11-14 Mike Frysinger <vapier@gentoo.org>
* 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 <vapier@gentoo.org>
* configure.ac (AC_ARG_ENABLE(sim-trapdump)): Call AS_HELP_STRING.
* configure: Regenerate.
2015-06-12 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2015-06-12 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2015-06-12 Mike Frysinger <vapier@gentoo.org>
* 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 <vapier@gentoo.org>
* sim-main.h (WITH_TRACE): Delete.
2015-04-18 Mike Frysinger <vapier@gentoo.org>
* sim-main.h (USING_SIM_BASE_H): Delete.
2015-04-18 Mike Frysinger <vapier@gentoo.org>
* sim-main.h (_sim_cpu, SIM_CPU): Delete.
2015-04-18 Mike Frysinger <vapier@gentoo.org>
* sim-main.h (sim_cia): Delete.
(frv_sim_engine_halt_hook): Move below includes.
2015-04-17 Mike Frysinger <vapier@gentoo.org>
* 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 <vapier@gentoo.org>
* Makefile.in (SIM_OBJS): Delete sim-cpu.o.
* sim-main.h (STATE_CPU): Delete.
2015-04-15 Mike Frysinger <vapier@gentoo.org>
* sim-main.h (struct sim_state): Change cpu to an array of pointers.
(STATE_CPU): Handle WITH_SMP.
2015-04-13 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2015-04-06 Mike Frysinger <vapier@gentoo.org>
* Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
2015-03-31 Mike Frysinger <vapier@gentoo.org>
* config.in, configure: Regenerate.
2015-03-24 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2015-03-24 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2015-03-23 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2015-03-23 Mike Frysinger <vapier@gentoo.org>
* devices.c: Delete dv-sockser.h include.
(device_io_read_buffer): Delete uart code.
(device_io_write_buffer): Likewise.
2015-03-23 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
2015-03-16 Mike Frysinger <vapier@gentoo.org>
* aclocal.m4, config.in, configure: Regenerate.
* tconfig.in: Rename file ...
* tconfig.h: ... here.
2015-03-15 Mike Frysinger <vapier@gentoo.org>
* tconfig.in [HAVE_DV_SOCKSER]: Delete.
2015-03-14 Mike Frysinger <vapier@gentoo.org>
* Makefile.in (SIM_RUN_OBJS): Delete.
2014-08-23 Hans-Peter Nilsson <hp@axis.com>
* 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 <amodra@gmail.com>
* configure: Regenerate.
2014-08-15 Roland McGrath <mcgrathr@google.com>
* configure: Regenerate.
* config.in: Regenerate.
2013-09-23 Alan Modra <amodra@gmail.com>
* configure: Regenerate.
2013-06-03 Mike Frysinger <vapier@gentoo.org>
* aclocal.m4, configure: Regenerate.
2013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
Mike Frysinger <vapier@gentoo.org>
* 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 <vapier@gentoo.org>
* configure: Regenerate.
2013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
* configure.ac: Fail if dv-sockser.o not available.
Error when --disable-sim-hardware is specified.
* configure: Regenerated.
2012-06-15 Joel Brobecker <brobecker@adacore.com>
* config.in, configure: Regenerate.
2012-03-24 Mike Frysinger <vapier@gentoo.org>
* aclocal.m4, config.in, configure: Regenerate.
2011-12-03 Mike Frysinger <vapier@gentoo.org>
* aclocal.m4: New file.
* configure: Regenerate.
2011-10-17 Mike Frysinger <vapier@gentoo.org>
* configure.ac: Change include to common/acinclude.m4.
2011-10-17 Mike Frysinger <vapier@gentoo.org>
* 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 <vapier@gentoo.org>
* sim-if.c (sim_do_command): Delete.
2010-04-21 Mike Frysinger <vapier@gentoo.org>
* profile.c (sim_profile_print_bar): Add cpu argument.
2010-03-30 Mike Frysinger <vapier@gentoo.org>
* devices.c (device_error): Add const to message.
2010-02-12 Doug Evans <dje@sebabeach.org>
* decode.c, * decode.h: Regenerate.
2010-02-11 Doug Evans <dje@sebabeach.org>
* cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
2010-01-24 Doug Evans <dje@sebabeach.org>
* sem.c: Regenerate.
2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure: Regenerate.
2010-01-02 Doug Evans <dje@sebabeach.org>
* 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 <dje@sebabeach.org>
* cpu.h: Regenerate.
* cpuall.h: Regenerate.
* decode.c: Regenerate.
* decode.h: Regenerate.
2009-11-03 Doug Evans <dje@sebabeach.org>
* 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 <Ralf.Wildenhues@gmx.de>
* config.in: Regenerate.
* configure: Likewise.
* configure: Regenerate.
2009-01-07 Hans-Peter Nilsson <hp@axis.com>
* sem.c: Regenerate.
2008-12-23 Hans-Peter Nilsson <hp@axis.com>
* 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 <hp@axis.com>
* configure: Regenerate to track ../common/common.m4 changes.
* config.in: Ditto.
2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
Daniel Jacobowitz <dan@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
* configure: Regenerate.
2006-12-21 Hans-Peter Nilsson <hp@axis.com>
* config.in: Regenerate.
2006-06-13 Richard Earnshaw <rearnsha@arm.com>
* configure: Regenerated.
2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
* configure: Regenerated.
2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
* configure: Regenerated.
2005-10-28 Dave Brolley <brolley@redhat.com>
* cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
Contribute the following changes:
2003-09-29 Dave Brolley <brolley@redhat.com>
* 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 <kettenis@gnu.org>
* configure: Regenerate.
2005-01-14 Andrew Cagney <cagney@gnu.org>
* configure.ac: Sinclude aclocal.m4 before common.m4. Add
explicit call to AC_CONFIG_HEADER.
* configure: Regenerate.
2005-01-12 Andrew Cagney <cagney@gnu.org>
* configure.ac: Update to use ../common/common.m4.
* configure: Re-generate.
2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
* configure: Regenerated to track ../common/aclocal.m4 changes.
2005-01-07 Andrew Cagney <cagney@gnu.org>
* configure.ac: Rename configure.in, require autoconf 2.59.
* configure: Re-generate.
2004-12-08 Hans-Peter Nilsson <hp@axis.com>
* configure: Regenerate for ../common/aclocal.m4 update.
2004-08-27 Richard Sandiford <rsandifo@redhat.com>
* cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
* cpuall.h, model.c, sem.c: Regenerated.
2004-03-01 Richard Sandiford <rsandifo@redhat.com>
* 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 <rsandifo@redhat.com>
* 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 <rsandifo@redhat.com>
* frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
2004-03-01 Richard Sandiford <rsandifo@redhat.com>
* decode.c, decode.h, model.c, sem.c: Regenerate.
2003-11-24 Kevin Buettner <kevinb@redhat.com>
* 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 <brolley@redhat.com>
* cache.c (address_interference): Check for higher priority requests
in the same pipeline.
2003-10-31 Dave Brolley <brolley@redhat.com>
* 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 <cagney@redhat.com>
* traps.c: Replace "struct symbol_cache_entry" with "struct
bfd_symbol".
2003-10-10 Dave Brolley <brolley@redhat.com>
* cpu.h, sem.c: Regenerate.
2003-10-06 Dave Brolley <brolley@redhat.com>
* 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 <brolley@redhat.com>
* reset.c (frv_initialize): Call frv_register_control_init first.
2003-09-24 Dave Brolley <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* frv.c (do_media_average): Select machine using a switch.
2003-09-08 Dave Brolley <brolley@redhat.com>
On behalf of Doug Evans <dje@sebabeach.org>
* 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 <brolley@redhat.com>
* cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
2003-08-29 Dave Brolley <brolley@redhat.com>
* Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
temporarily when regenerating files.
(stamp-cpu): Ditto.
2003-08-20 Micheal Snyder <msnyder@redhat.com>
* All generated files: Regenerate.
2001-10-11 Dave Brolley <brolley@redhat.com>
* cpu.h,decode.c,decode.h,sem.c: Regenerate.
2001-10-09 Dave Brolley <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <rsandifo@redhat.com>
* 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 <bje@redhat.com>
* Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
(stamp-cpu): Likewise.
2001-05-23 Dave Brolley <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* cpu.h,decode.c,model.c,sem.c: Regenerate.
2001-04-05 Dave Brolley <brolley@redhat.com>
* 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 <brolley@redhat.com>
* arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
Regenerate.
2000-11-10 Dave Brolley <brolley@redhat.com>
* decode.c: Regenerate.
2000-09-12 Dave Brolley <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
2000-07-27 Dave Brolley <brolley@redhat.com>
* cpu.h,decode.c: Rebuild.
2000-07-26 Dave Brolley <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@topaz>
* configure: Regenerated to track ../common/aclocal.m4 changes.
2000-07-05 Ben Elliston <bje@redhat.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
2000-06-28 Dave Brolley <brolley@redhat.com>
* cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2000-06-21 Dave Brolley <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* frv.c (request_complete): Copy load data from the correct return
buffer.
2000-06-07 Dave Brolley <brolley@redhat.com>
* 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 <cagney@b1.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
2000-05-19 Dave Brolley <brolley@redhat.com>
* 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 <brolley@redhat.com>
* sim-if.c (elf-bfd.h): #include it.
(sim_open): Set machine amd architecture based on elf flags.
2000-04-04 Dave Brolley <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* configure: Regenerated.
2000-03-30 Dave Brolley <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@redhat.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <meissner@cygnus.com>
* Makefile.in (sim-if.o): Add eng.h dependency.
1999-12-09 Dave Brolley <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1999-11-23 Dave Brolley <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <devans@casey.cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <devans@casey.cygnus.com>
* cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
* sem.c: Rebuild.
1999-09-02 Doug Evans <devans@casey.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
1999-09-01 Doug Evans <devans@casey.cygnus.com>
* decode.c: Rebuild.
Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <devans@casey.cygnus.com>
* cpu.h,decode.c,sem.c: Rebuild.
Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
* arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1999-08-09 Doug Evans <devans@casey.cygnus.com>
* cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1999-08-04 Doug Evans <devans@casey.cygnus.com>
* cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
* 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 <shebs@andros.cygnus.com>
* 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 <shebs@andros.cygnus.com>
* frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
(decode_gdb_dr_regnum): Remove, not used.
1999-07-13 Michael Meissner <meissner@cygnus.com>
* 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 <brolley@cygnus.com>
* Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
* cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
* 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 <devans@casey.cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* decode.c,decode.h,model.c,sem.c: Regenerate.
Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
* 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 <devans@casey.cygnus.com>
* 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 <brolley@cygnus.com>
* cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
* 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 <devans@casey.cygnus.com>
* cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
1999-06-07 Dave Brolley <brolley@cygnus.com>
* cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
* cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
* cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
* cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
1999-05-18 Dave Brolley <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* 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 <brolley@cygnus.com>
* cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
* Directory created.