db2e4d67e7
Lift the code that GDB is using to generate dependencies on the fly and port it over to the sim. Now people shouldn't have to manually maintain these in their Makefile's. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2704 lines
104 KiB
Plaintext
2704 lines
104 KiB
Plaintext
2011-12-03 Mike Frysinger <vapier@gentoo.org>
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* aclocal.m4: New file.
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* configure: Regenerate.
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2011-10-17 Mike Frysinger <vapier@gentoo.org>
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* configure.ac: Change include to common/acinclude.m4.
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2011-10-17 Mike Frysinger <vapier@gentoo.org>
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* configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
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call. Replace common.m4 include with SIM_AC_COMMON.
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* configure: Regenerate.
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2011-07-05 Mike Frysinger <vapier@gentoo.org>
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* sim-if.c (sim_do_command): Delete.
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2010-04-21 Mike Frysinger <vapier@gentoo.org>
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* profile.c (sim_profile_print_bar): Add cpu argument.
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2010-03-30 Mike Frysinger <vapier@gentoo.org>
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* devices.c (device_error): Add const to message.
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2010-02-12 Doug Evans <dje@sebabeach.org>
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* decode.c, * decode.h: Regenerate.
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2010-02-11 Doug Evans <dje@sebabeach.org>
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* cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
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2010-01-24 Doug Evans <dje@sebabeach.org>
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* sem.c: Regenerate.
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2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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* configure: Regenerate.
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2010-01-02 Doug Evans <dje@sebabeach.org>
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* arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
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* decode.h, * model.c, * sem.c: Regenerate, update copyright year.
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2009-11-22 Doug Evans <dje@sebabeach.org>
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* cpu.h: Regenerate.
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* cpuall.h: Regenerate.
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* decode.c: Regenerate.
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* decode.h: Regenerate.
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2009-11-03 Doug Evans <dje@sebabeach.org>
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* arch.c: Regenerate.
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* arch.h: Regenerate.
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* cpu.c: Regenerate.
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* cpu.h: Regenerate.
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* cpuall.h: Regenerate.
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* decode.c: Regenerate.
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* decode.h: Regenerate.
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* model.c: Regenerate.
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* sem.c: Regenerate.
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2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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* config.in: Regenerate.
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* configure: Likewise.
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* configure: Regenerate.
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2009-01-07 Hans-Peter Nilsson <hp@axis.com>
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* sem.c: Regenerate.
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2008-12-23 Hans-Peter Nilsson <hp@axis.com>
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* arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
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model.c, sem.c: Regenerate.
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2008-07-11 Hans-Peter Nilsson <hp@axis.com>
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* configure: Regenerate to track ../common/common.m4 changes.
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* config.in: Ditto.
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2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
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Daniel Jacobowitz <dan@codesourcery.com>
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Joseph Myers <joseph@codesourcery.com>
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* configure: Regenerate.
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2006-12-21 Hans-Peter Nilsson <hp@axis.com>
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* config.in: Regenerate.
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2006-06-13 Richard Earnshaw <rearnsha@arm.com>
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* configure: Regenerated.
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2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
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* configure: Regenerated.
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2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
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* configure: Regenerated.
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2005-10-28 Dave Brolley <brolley@redhat.com>
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* cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
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Contribute the following changes:
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2003-09-29 Dave Brolley <brolley@redhat.com>
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* frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
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CGEN_ATTR_VALUE_TYPE.
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* mloop.in: Ditto.
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* pipeline.c: Ditto.
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* traps.c: Ditto.
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2005-03-23 Mark Kettenis <kettenis@gnu.org>
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* configure: Regenerate.
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2005-01-14 Andrew Cagney <cagney@gnu.org>
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* configure.ac: Sinclude aclocal.m4 before common.m4. Add
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explicit call to AC_CONFIG_HEADER.
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* configure: Regenerate.
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2005-01-12 Andrew Cagney <cagney@gnu.org>
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* configure.ac: Update to use ../common/common.m4.
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* configure: Re-generate.
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2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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2005-01-07 Andrew Cagney <cagney@gnu.org>
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* configure.ac: Rename configure.in, require autoconf 2.59.
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* configure: Re-generate.
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2004-12-08 Hans-Peter Nilsson <hp@axis.com>
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* configure: Regenerate for ../common/aclocal.m4 update.
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2004-08-27 Richard Sandiford <rsandifo@redhat.com>
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* cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
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* cpuall.h, model.c, sem.c: Regenerated.
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2004-03-01 Richard Sandiford <rsandifo@redhat.com>
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* Makefile.in (SIM_OBJS): Add profile-fr450.o.
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(profile-fr450.o): New dependency.
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(stamp-cpu): Add fr450 to the list of machs.
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* sim-frv.h (SPR_IS_ACC): New macro.
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(H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
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* cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
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* frv.c (check_register_alignment, check_fr_register_alignment)
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(check_memory_alignment, do_media_average): Likewise.
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(frvbf_clear_accumulators): Likewise. Use a mask of valid registers
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rather than a consecutive range.
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* interrupts.c (frv_queue_illegal_instruction_interrupt)
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(frv_queue_non_implemented_instruction_interrupt): Handle
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bfd_mach_fr450.
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* memory.c (check_data_read_address, check_readwrite_address)
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(check_insn_read_address, check_write_address): Likewise.
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* mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
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* profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
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(frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
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* profile-fr450.c: New file.
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* registers.c (fr450_spr): New array.
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(frv_register_control_init): Check its size. Use it for fr450.
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(frv_check_register_access): Handle bfd_mach_fr450.
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(frv_check_spr_read_access): Likewise. Generalize accumulator check.
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* traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
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(frvbf_media_acc_not_aligned): Likewise.
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(frvbf_media_register_not_aligned): Likewise.
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* arch.c: Regenerate.
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* arch.h: Regenerate.
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* cpu.h: Regenerate.
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* cpuall.h: Regenerate.
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* decode.h: Regenerate.
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* model.c: Regenerate.
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2004-03-01 Richard Sandiford <rsandifo@redhat.com>
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* cache.c (frv_cache_init): Change fr400 cache statistics to match
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the fr405.
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(non_cache_access): Add missing breaks.
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* interrupts.c (set_exception_status_registers): Always set EAR15
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for data_access_errors.
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* memory.c (fr400_check_write_address): Remove redundant alignment
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check.
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* model.c: Regenerate.
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2004-03-01 Richard Sandiford <rsandifo@redhat.com>
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* frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
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2004-03-01 Richard Sandiford <rsandifo@redhat.com>
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* decode.c, decode.h, model.c, sem.c: Regenerate.
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2003-11-24 Kevin Buettner <kevinb@redhat.com>
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* frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
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(SPR_REGNUM_MAX): Delete.
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* frv.c (gdb/sim-frv.h): Include.
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(frvbf_fetch_register, frvbf_store_register): Use register number
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constants from gdb/sim-frv.h. Check availability of general
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purpose and float registers.
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2003-11-03 Dave Brolley <brolley@redhat.com>
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* cache.c (address_interference): Check for higher priority requests
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in the same pipeline.
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2003-10-31 Dave Brolley <brolley@redhat.com>
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* frv-sim.h (LR_REGNUM): Removed.
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(SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
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* frv.c (frvbf_fetch_register): Fetch SPR registers based on
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SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
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Return 0 for an unimplemented register. Return the length of the data
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for an implemented register.
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(frvbf_store_register): Ditto.
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2003-10-30 Andrew Cagney <cagney@redhat.com>
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* traps.c: Replace "struct symbol_cache_entry" with "struct
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bfd_symbol".
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2003-10-10 Dave Brolley <brolley@redhat.com>
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* cpu.h, sem.c: Regenerate.
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2003-10-06 Dave Brolley <brolley@redhat.com>
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* profile-fr550.[ch]: New files.
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* configure.in: Move frv handling to alphabetically correct placement.
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* Makefile.in: Add fr550 support.
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* frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
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profile.[ch],registers.c,traps.c: Add fr550 support.
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* arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
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Regenerate.
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2003-09-25 Dave Brolley <brolley@redhat.com>
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* reset.c (frv_initialize): Call frv_register_control_init first.
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2003-09-24 Dave Brolley <brolley@redhat.com>
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* profile.h (update_FR_ptime): New prototype.
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(update_FRdouble_ptime): Ditto.
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(update_SPR_ptime): Ditto.
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(increase_ACC_busy): Ditto.
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(enforce_full_acc_latency): Ditto.
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(post_wait_for_SPR): Ditto.
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* profile.c (update_FR_ptime): Moved here from profile-fr500.c.
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(update_FRdouble_ptime): Ditto.
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(update_SPR_ptime): New function.
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(increase_ACC_busy): Ditto.
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(enforce_full_acc_latency): Ditto.
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(vliw_wait_for_fdiv_resource): Correct resource name.
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(vliw_wait_for_fsqrt_resource): Ditto.
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(post_wait_for_SPR): New function.
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* profile-fr500.c (frvbf_model_fr500_u_commit): New function.
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(frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
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adjust_float_register_busy.
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(frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
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(frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
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registers.
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(frvbf_model_fr500_u_float_arith): Ditto.
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(frvbf_model_fr500_u_float_dual_arith): Ditto.
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(frvbf_model_fr500_u_float_div): Ditto.
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(frvbf_model_fr500_u_float_sqrt): Ditto.
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(frvbf_model_fr500_u_float_convert): Ditto.
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(update_FR_ptime): Moved to profile.c
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(update_FRdouble_ptime): Moved to profile.c
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* profile-fr400.c (update_FR_ptime): Removed. Identical to functions
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for other machines.
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(update_FRdouble_ptime): Ditto.
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* arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
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2003-09-12 Dave Brolley <brolley@redhat.com>
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* registers.c (frv_check_spr_read_access): Check for access to
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ACC4-ACC63 and ACCG4-ACCG63.
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* profile.h (frv-desc.h): #include it.
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(spr_busy): New member of FRV_PROFILE_STATE.
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(spr_latency): Ditto.
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(GNER_FOR_GR): New macro.
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(FNER_FOR_FR): New maccro.
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(update_SPR_latency): New function.
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(vliw_wait_for_SPR): New function.
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* profile.c (update_latencies): Update SPR latencies.
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(update_target_latencies): Ditto.
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(update_SPR_latency): New function.
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(vliw_wait_for_SPR): New function.
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* profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
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(frvbf_model_fr500_u_trap): Removed unused variable, ps.
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(frvbf_model_fr500_u_check): Ditto.
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(frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
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(frvbf_model_fr500_u_clrfr): Ditto.
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(frvbf_model_fr500_u_spr2gr): Wait for SPR.
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(frvbf_model_fr500_u_gr2spr): Ditto.
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* frv-sim.h (H_SPR_ACC4): New macro.
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(H_SPR_ACCG4): New macro;
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(H_SPR_ACC0): Removed.
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(H_SPR_ACCG0): Removed.
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* arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
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2003-09-10 Dave Brolley <brolley@redhat.com>
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* profile.c (slot_names): FM1 was listed twice. Changed first
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instance to FM0. Added IALL, FMALL and FMLOW.
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(print_parallel): Don't examine slots with no insns.
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2003-09-09 Dave Brolley <brolley@redhat.com>
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* frv.c (do_media_average): Select machine using a switch.
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2003-09-08 Dave Brolley <brolley@redhat.com>
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On behalf of Doug Evans <dje@sebabeach.org>
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* Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
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Remove copying of .cpu file to cgen/cpu, no longer needed.
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2003-09-03 Dave Brolley <brolley@redhat.com>
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* cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
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2003-08-29 Dave Brolley <brolley@redhat.com>
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* Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
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temporarily when regenerating files.
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(stamp-cpu): Ditto.
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2003-08-20 Micheal Snyder <msnyder@redhat.com>
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* All generated files: Regenerate.
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2001-10-11 Dave Brolley <brolley@redhat.com>
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* cpu.h,decode.c,decode.h,sem.c: Regenerate.
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2001-10-09 Dave Brolley <brolley@redhat.com>
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* traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
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not set.
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* reset.c (frv_hardware_reset): Invalidate both caches.
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* registers.c: Update init, reset and read-only masks for all registers
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on all machines.
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* profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
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(prev_gr_complex): New field of FRV_PROFILE_STATE
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(set_use_is_gr_complex): New function.
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(set_use_not_gr_complex): New function.
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(use_is_gr_complex): New function.
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(decrease_GR_busy): New function.
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* profile.c (reset_gr_flags): New function.
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(reset_cc_flags): New function.
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(set_use_is_gr_complex): New function.
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(set_use_not_gr_complex): New function.
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(use_is_gr_complex): New function.
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(update_latencies): Reset gr and cc flags when latency reaches 0.
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(decrease_GR_busy): New function.
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* profile-fr400.h (fr500_reset_acc_flags): Removed.
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(fr500_reset_cc_flags): New function.
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* profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
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LSI version 1.41.
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* profile-fr400.h (fr400_reset_gr_flags): New function.
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(fr400_reset_fr_flags): New function.
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(fr400_reset_acc_flags): New function.
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* profile-fr400.c (set_use_not_media_p4): New function.
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(set_use_not_media_p6): New function.
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(set_acc_use_not_media_p2): New function.
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(set_acc_use_not_media_p4): New function.
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(fr400_reset_gr_flags): New function.
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(fr400_reset_fr_flags): New function.
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(fr400_reset_acc_flags): New function.
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(frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
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(frvbf_model_fr400_u_media_hilo): New function.
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* pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
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* memory.c (fr400_check_data_read_address): Check address range only
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for double word loads. Don't check alignment here.
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(fr400_check_readwrite_address): New function.
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(fr500_check_readwrite_address): New function.
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(check_readwrite_address): New function.
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(fr500_check_insn_read_address): Correct address ranges.
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(frvbf_read_mem_*): Check address range here.
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(frv_address_forbidden): Removed.
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(fr400_check_write_address): New function.
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(check_write_address): New function.
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(frvbf_write_mem_*): Don't check address range here.
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(frvbf_mem_set_*): Check address range here.
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* interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
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address as second argument.
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(frv_queue_data_access_exception_interrupt): New function.
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(frv_queue_illegal_instruction_interrupt): Generate fp_exception for
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media insns on fr400.
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(frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
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for media insns on fr400.
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(frv_detect_insn_access_interrupts): Don't check for illegal addresses
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of insns here. Check for MTRAP insn if PSR.EM is not set.
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(frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
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set.
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(set_exception_status_registers): Do not always set EPCR. Set EAR for
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data_acess_error only if not fr400.
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* frv.c (do_media_average): New function.
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(frvbf_media_average): New function.
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(frvbf_insn_cache_invalidate): Check for illegal invocation.
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(frvbf_data_cache_invalidate): Ditto.
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(frvbf_data_cache_flush): Ditto.
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* 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.
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1999-05-25 Dave Brolley <brolley@cygnus.com>
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* frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
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(frvbf_h_spr_set_handler): Add support for TBR and PSR.
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(frv_psr_get_handler): New function.
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(frv_psr_set_handler): New function.
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(frv_tbr_get_handler): New function.
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(frv_tbr_set_handler): New function.
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(frvbf_h_ccr_get_handler): Add support for fCC.
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(frvbf_h_ccr_set_handler): Add support for fCC.
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* frv-sim.h (frv_psr_get_handler): New function.
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(frv_psr_set_handler): New function.
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(frv_tbr_get_handler): New function.
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(frv_tbr_set_handler): New function.
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* traps.c (frv_software_interrupt): Implement.
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* cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
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Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
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* cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
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1999-05-18 Dave Brolley <brolley@cygnus.com>
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* frv.c: (frvbf_set_icc_for_shift_left): New function.
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(frvbf_set_icc_for_shift_right): New function.
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* frv-sim.h (frvbf_set_icc_for_shift_left): New function.
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(frvbf_set_icc_for_shift_right): New function.
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(SETMEMSF): New Macro.
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(SETMEMDF): New Macro.
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* cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
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Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
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* frv.c (frvbf_h_ccr_get_handler): New function.
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(frvbf_h_ccr_set_handler): New function.
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* cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
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Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
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* frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
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frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
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* frv.c: Likewise.
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* cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
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1999-05-10 Dave Brolley <brolley@cygnus.com>
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* cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
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Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
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* cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
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* frv-sim.h (TRAP_SYSCALL): Define as 0x80.
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Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
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* traps.c (frv_software_interrupt): New function.
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(frv_itrap): New function.
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* frv-sim.h (TRAP_SYSCALL): define as 0.
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* cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
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Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
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* cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
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Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
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* Directory created.
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