Commit graph

557 commits

Author SHA1 Message Date
Andrew Cagney
e30db7381c Fix printf botch. 2000-04-09 14:15:43 +00:00
Frank Ch. Eigler
cb7450ea08 * simplify eCos testing
2000-03-21  Frank Ch. Eigler  <fche@redhat.com>

	* interp.c (sim_open): Sort & extend dummy memory regions for
	--board=jmr3904 for eCos.
2000-03-21 20:45:43 +00:00
Frank Ch. Eigler
a3027dd748 * autoconf correction
* merge from internal repo -> sourceware

2000-03-02  Frank Ch. Eigler  <fche@redhat.com>

	* configure: Regenerated.

Tue Feb  8 18:35:01 2000  Donald Lindsay  <dlindsay@hound.cygnus.com>

	* interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
	calls, conditional on the simulator being in verbose mode.
2000-03-02 18:14:02 +00:00
Jason Molenda
dfcd3bfb6f import gdb-2000-02-04 snapshot 2000-02-05 07:30:26 +00:00
Jason Molenda
c2d11a7da0 import gdb-1999-12-06 snapshot 1999-12-07 03:56:43 +00:00
Jason Molenda
4ce44c668d import gdb-1999-11-16 snapshot 1999-11-17 02:31:06 +00:00
Jason Molenda
e514a9d642 import gdb-1999-10-25 snapshot 1999-10-26 03:43:48 +00:00
Jason Molenda
cff3e48be7 import gdb-1999-09-13 snapshot 1999-09-13 21:40:00 +00:00
Stan Shebs
d4f3574e77 import gdb-1999-09-08 snapshot 1999-09-09 00:02:17 +00:00
Jason Molenda
a0b3c4fd32 import gdb-1999-08-02 snapshot 1999-08-02 23:48:37 +00:00
Jason Molenda
adf40b2e16 import gdb-1999-07-19 snapshot 1999-07-19 23:30:11 +00:00
Jason Molenda
43e526b9b4 import gdb-1999-07-12 snapshot 1999-07-12 11:15:22 +00:00
Jason Molenda
9846de1bb5 import gdb-1999-07-07 pre reformat 1999-07-07 17:31:57 +00:00
Stan Shebs
cd0fc7c3eb import gdb-1999-05-10 1999-05-11 13:35:55 +00:00
Stan Shebs
7a292a7adf import gdb-19990422 snapshot 1999-04-26 18:34:20 +00:00
Stan Shebs
c906108c21 Initial creation of sourceware repository 1999-04-16 01:35:26 +00:00
Stan Shebs
071ea11e85 Initial creation of sourceware repository 1999-04-16 01:34:07 +00:00
Frank Ch. Eigler
e346625314 * Fix for PR 17794, brought over from ecc-98r1-branch.
1999-02-05  Frank Ch. Eigler  <fche@cygnus.com>
	* dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
 	CPU, start periodic background I/O polls.
	(tx3904sio_poll): New function: periodic I/O poller.
1999-02-05 13:55:16 +00:00
Gavin Romig-Koch
d0d495f601 improve sanitation 1999-02-04 21:23:37 +00:00
Frank Ch. Eigler
0e854a2019 * Removing last known memories of tx3904 and am30 sanitization. 1999-01-07 13:06:14 +00:00
Frank Ch. Eigler
08f758df94 * resolution of eCos-vs.-sky merge conflict!
[ChangeLog]
1998-12-30  Frank Ch. Eigler  <fche@cygnus.com>
	* mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
start-sanitize-sky
	* interp.c (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook.
 	Call sim_engine_halt on BreakPoint.
end-sanitize-sky
[ChangeLog.sky]
1998-12-30  Frank Ch. Eigler  <fche@cygnus.com>
	* sky-gdb.c (sky_sim_engine_halt): Do not set CIA here.
1998-12-30 21:16:14 +00:00
Stan Shebs
bd164e2835 Tue Dec 29 16:03:53 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* configure.in, configure (mips64vr5*-*-*): Added missing ;; in
 	case statement.
(actually a sanitize-cygnus mistake, but Rainer doesn't know that)
1998-12-30 21:16:13 +00:00
Frank Ch. Eigler
14bbac6609 * eCos->devo merge; tx3904 sanitize tags removed
1998-12-29  Frank Ch. Eigler  <fche@cygnus.com>
	* interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
	(load_word): Call SIM_CORE_SIGNAL hook on error.
	(signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
	starting.  For exception dispatching, pass PC instead of NULL_CIA.
	(decode_coproc): Use COP0_BADVADDR to store faulting address.
	* sim-main.h (COP0_BADVADDR): Define.
	(SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
	(SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
	(_sim_cpu): Add exc_* fields to store register value snapshots.
	* mips.igen (*): Replace memory-related SignalException* calls
	with references to SIM_CORE_SIGNAL hook.
	* dv-tx3904irc.c (tx3904irc_port_event): printf format warning
	fix.
	* sim-main.c (*): Minor warning cleanups.
1998-12-30 12:21:43 +00:00
Gavin Romig-Koch
35d6075ac2 m16.igen (DADDIU5): Correct type-o. 1998-12-24 05:55:42 +00:00
Gavin Romig-Koch
f87366ec28 New 'hack' generator 1998-12-16 05:07:34 +00:00
Felix Lee
db48d8218f vr4run.c, keep-if vr4xxx 1998-12-16 02:12:41 +00:00
Gavin Romig-Koch
7d2ec607de missing *vr4320: 1998-12-15 03:31:39 +00:00
Gavin Romig-Koch
bff2d36890 5xxx and el 1998-12-14 15:14:24 +00:00
Gavin Romig-Koch
f14397f057 for bfd:
* archures.c,bfd-in2.h (bfd_mach_mips4121): New.
	* cpu-mips.c: Added vr4121.
	* elf32-mips.c (elf_mips_mach): Same.
	(_bfd_mips_elf_final_write_processing): Same.

for gas:
	* config/tc-mips.c (mips_4121): New.
	(md_begin,mips_ip,md_longopts,md_parse_option): Add vr4121.

for gcc:
	* config/mips/mips.c (override_options): Add vr4121.
	* config/mips/t-vr4xxx (MULTILIB_MATCHES): Same.

for include/elf:
	* mips.h (E_MIPS_MACH_4121): New.

for include/opcode:
	* mips.h (INSN_4121): New.

for opcodes:
	* mips-dis.c (set_mips_isa_type): Add bfd_mach_mips4121.
	(_print_insn_mips): Same.
	* mips-opc.c: Add vr4121.

for sim/mips:
	* configure.in,mips.igen,vr.igen: Add vr4121.
	* configure: Rebuilt.
1998-12-13 16:14:24 +00:00
Gavin Romig-Koch
82aeada70c * configure.in (mips64vr4xxx): Enable TARGET_ENABLE_FR.
Set mips_fpu, and mips_fpu_bitsize.
	Set sim_gen, and sim_igen_machine.
	* configure: Rebuild.
	* mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
	* sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
1998-12-12 22:43:54 +00:00
Gavin Romig-Koch
eac6dec56e Cleanups. 1998-12-11 15:18:54 +00:00
Frank Ch. Eigler
c426ee5dd0 * Fix for endianness bugs in tx39 sio sim.
1998-12-10  Frank Ch. Eigler  <fche@cygnus.com>
	* dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
	(tx3904sio_tickle): fflush after a stdout character output.
1998-12-10 23:20:48 +00:00
Jeff Law
3314a50ac8 Add missing sanitize markers. 1998-12-10 23:20:47 +00:00
Jeff Law
e49538049b Fixes. 1998-12-09 01:02:26 +00:00
Frank Ch. Eigler
1ee7d2b1c8 * sky->devo merge, final part of sim merge
[ChangeLog.sky]
1998-12-08  Frank Ch. Eigler  <fche@cygnus.com>
	* sim-main.h (sim_state): Add multi-phase load tracking fields.
	* sky-gdb.c (sky_option_handler): Add --load-next option handling.
	* mips.igen (BREAK): Add multi-phase load and printf code handling.
1998-12-08 12:23:26 +00:00
Andrew Cagney
a6a5d34927 Fix --enable-build-warnings=-Werror failures.
v850/simops.c, d10v/simops.c, v850/Makefile.in, d10v/Makefile.in:
Include targ-vals.h instead of syscall.h. Replace SYS_* with
TARGET_SYS_*.  Add dependency.
z8k/support.c: Include <errno.h>
v850/simops.c: Replace long with portable signed32.
mips/interp.c: Make sim_monitor global - needed by sky.
1998-11-25 09:58:04 +00:00
Andrew Cagney
baa1a48801 Explicitly tag vr41/mips16 instructions.
Update configure.in/configure.
1998-11-25 06:50:48 +00:00
Andrew Cagney
554eb429e4 gencode.c: Kill, Kill, Kill....
Remove last remenats of old gencode simulator.
1998-11-23 11:37:56 +00:00
Andrew Cagney
57791952b6 Configure mips64vr4100-elf nee mips64vr41* as a 64 bit mips16 igen simulator.
Fix problems: All vr.igen instructions are 64 bit.
1998-11-23 07:16:03 +00:00
Andrew Cagney
5a581ea612 Pacify GCC. 1998-11-23 06:10:01 +00:00
Andrew Cagney
ee562da4c4 Reconize target mips-tx19-elf 1998-11-23 06:06:12 +00:00
Andrew Cagney
a83d7d870f Switch mips-lsi-elf mips16 simulator to igen (from gencode). 1998-11-23 05:50:21 +00:00
Andrew Cagney
821b702f92 * r5900.igen (CVT.W.S): Always round towards zero.
Update testsuite.
1998-11-21 03:31:30 +00:00
Andrew Cagney
d1cbd70abb Add configury for mips-lsi-elf target (32 bit MIPS16).
Fix numerous problems with PENDING_* code.
In old gencode simulator, don't double tick each cycle.
Add BREAK instruction to MIPS16 gencode simulator.
1998-11-12 06:42:34 +00:00
Andrew Cagney
7d88afe63e div(-0) sets both I/SI and D/SD (PR16522) 1998-11-11 08:18:55 +00:00
Frank Ch. Eigler
210a903baf * build fix
Thu Nov  5 10:29:42 EST 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* r5900.igen (r59fp_opdiv): Correct erroneous FGR[FD] reference.
1998-11-05 09:42:06 +00:00
Andrew Cagney
dd0f610960 PR 16522
Fix RSQRT.S instruction, add test case.
1998-11-05 09:42:05 +00:00
Frank Ch. Eigler
fd0e83b604 * adding missing ChangeLog header line 1998-11-02 11:51:27 +00:00
Frank Ch. Eigler
0ec51df9ef * build fix for tx39 sim; caused by sky->devo merge
* dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
	interrupt level number to match changed SignalExceptionInterrupt
	macro.
1998-10-30 09:49:18 +00:00
Frank Ch. Eigler
fd6e6422c8 * sky->devo merge, continued -- left out the r5900 TLB last time!
* includes a small PR 17224 tweak
1998-10-29 13:44:37 +00:00
Frank Ch. Eigler
3ac7980b23 * Fixes for PR 18015, from customer.
Thu Oct 29 11:06:30 EST 1998  Frank Ch. Eigler <fche@cygnus.com>
	* r5900.igen: Fix PSRLVW, MULTU1, PADSBH instructions,
	as per customer patch.
1998-10-29 09:30:11 +00:00
Andrew Cagney
b9a9cde40b Unify (well almost) --enable-build-warnings configuration option
across GDB and SIM directories.
1998-10-28 02:01:32 +00:00
Frank Ch. Eigler
fda83b6795 * MONSTER sky -> devo merge
* ChangeLog / ChangeLog.sky entries were merged with original time stamps;
  a few were moved between the files
1998-10-27 12:48:08 +00:00
Doug Evans
3b5f425750 * interp.c: #include "itable.h" if WITH_IGEN.
(get_insn_name): New function.
	(sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
	* sim-main.h (MAX_INSNS,INSN_NAME): Delete.
1998-10-10 01:07:15 +00:00
Doug Evans
4d87923eb3 * r5900.igen (plzcw): Make `i' signed.
PR 17191.
1998-09-10 19:00:46 +00:00
Ron Unrau
323f833daf Branch merge for GDB:
* sim-main.h: track COP0 registers
        * interp.c (sim_{fetch,store}_register): read/write COP0 registers
        * sky-gdb.[ch]: add sim pipeorder command
1998-09-09 17:30:31 +00:00
Frank Ch. Eigler
9ade226a42 * Patch for PR 17142, brought over from sky branch.
Fri Sep  4 10:37:57 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* r5900.igen (mtsab): Correct typo in input register.
	* sim-main.h (TMP_*): New macros for accessing local 128-bit
	temporary for multimedia instructions.
	* r5900.igen (*): Convert most instructions to use new TMP
	macros to store output result during computation.
1998-09-08 11:09:45 +00:00
Frank Ch. Eigler
78b871ec81 * Build fixes for tx39 sim hosted on strange Linux boxen.
[common/ChangeLog]
Tue Sep  1 15:36:52 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* sim-config.h: Remove reference to linux kernel header.
[mips/ChangeLog]
Tue Sep  1 15:39:18 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* dv-tx3904sio.c: Include sim-assert.h.
1998-09-01 13:19:57 +00:00
Ken Raeburn
83e29d5263 Change sanitization of vrXXXX to cygnus, so redact might work on it.
This means using keep-vr4320 without keep-cygnus probably won't work.
1998-08-26 17:29:06 +00:00
Frank Ch. Eigler
36e838d13b * eCos tx3904sio sim - devo part 2/2
Tue Aug 25 12:49:46 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* dv-tx3904sio.c: New file: tx3904 serial I/O module.
	* configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
	Reorganize target-specific sim-hardware checks.
	* configure: rebuilt.
	* interp.c (sim_open): For tx39 target boards, set
	OPERATING_ENVIRONMENT, add tx3904sio devices.
	* tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
	ROM executables.  Install dv-sockser into sim-modules list.
	* dv-tx3904irc.c: Compiler warning clean-up.
	* dv-tx3904tmr.c: Compiler warning clean-up.  Remove particularly
	frequent hw-trace messages.
1998-08-25 14:16:58 +00:00
Ken Raeburn
aeeb756dee fix broken sanitization 1998-08-18 18:58:10 +00:00
Ken Raeburn
3d759c53c9 sanitize-vr5400 -> sanitize-cygnus, for 98r2 1998-08-12 10:50:35 +00:00
Ron Unrau
d333eeedde * sim-main.h: track COP2 register definitions, define VIO_BASE
* interp.c (sim_{fetch,store}_register): read/write VU0/1 control regs
        * sky-gdb.c: use VIO_BASE
        * sky-pke.h: move GDB_COMM area
1998-08-06 20:02:47 +00:00
Ron Unrau
b8140a08bf * sim-main.h: shadow NUM_CORE_REGS from tm-txvu.h
* interp.c: use NUM_CORE_REGS
        * sky-gdb.c (set_fifo_breakpoints): use VIF interrupt bit for break
        * sky-pke.c (pke_issue): use interrupt bit for break points
1998-07-31 22:02:12 +00:00
Jeff Holcomb
acf38b4e4a fix sanitization 1998-07-31 05:23:28 +00:00
Jeff Law
e1160daac2 Fix sanitize misspellings. 1998-07-29 18:28:29 +00:00
Andrew Cagney
60f9cd07d0 For vr* processors start using vr.igen.
Sanitize out README.Cygnus.
1998-07-25 07:49:29 +00:00
Andrew Cagney
e1b20d3048 Add new file vr.igen which is a merge of vr5400.igen and vr4320.igen.
Hack sanitize so that it doesn't sanitize vrXXX when either of
keep-vr5400 or keep-vr4320 are specified.
Move two basic vr4100 instructions from mips.igen to vr.igen.
1998-07-25 06:45:18 +00:00
Gavin Romig-Koch
46eb9e5a57 * interp.c (OPTION_BRANCH_BUG_4011): Add.
(mips_option_handler): Handle OPTION_BRANCH_BUG_4011.
	(mips_options): Define the option.
	* mips.igen (check_4011_branch_bug): New.
	(mark_4011_branch_bug): New.
	(all branch insn): Call mark_branch_bug, and check_branch_bug.
	* sim-main.h (branchbug4011_option, branchbug4011_last_target,
	branchbug4011_last_cia, BRANCHBUG4011_OPTION,
	BRANCHBUG4011_LAST_TARGET, BRANCHBUG4011_LAST_CIA,
	check_branch_bug, mark_branch_bug): Define.
1998-06-29 13:30:01 +00:00
Gavin Romig-Koch
aaa2c9082c * mips.igen (check_mf_hilo): Correct check. 1998-06-29 13:22:31 +00:00
Patrick Macdonald
80b86d36b3 * sky-pke.c (pke_issue): use default trace file name if the
--log-file option not used
1998-06-25 18:58:10 +00:00
Frank Ch. Eigler
56b6d49ae0 * Bringing over SKY PKE disassembler feature from sky branch. 1998-06-25 11:41:20 +00:00
Jillian Ye
f915cc9125 configure.in: Add -lXext to mips_extra_libs 1998-06-23 17:59:31 +00:00
Patrick Macdonald
f439ad5f17 * sky-dma.h, sky-gpuif.[c|h], sky-gs.h, sky-pke.[c|h],
sky-vu.h: use _IOLBF on debug files, _IOFBF on trace files
	* sky-gdb.[c|h] (sky_open_file()): add buffer mode to
	parameter list
1998-06-22 15:08:58 +00:00
Frank Ch. Eigler
5630c289dc * Adapt to changed R5900 SQC2 opcode.
Thu Jun 18 17:48:01 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* mips.igen (SDC2): Removed R5900 alternative.
	* r5900.igen (SQC2): Updated bit pattern to
	match changed R5900 specs.
1998-06-18 15:11:28 +00:00
Patrick Macdonald
be53145e44 * second phase of the --sky-debug, --sky-debug-file stuff
* only outstanding issue is vu0/vu1 to file (phase 3_

	* please see ChangeLog.sky for complete details
1998-06-18 00:28:06 +00:00
Patrick Macdonald
c0e7453d60 * sky-pke.h: PKE_REG_SET_MASK / PKE_MEM_WRITE macros updated
to check/open the debug trace file
1998-06-17 14:54:11 +00:00
Patrick Macdonald
7159249bbc * support for the --sky-debug, sky-debug-file options
* support for the --log, --log-file options
	* GIF disassembly
	* please view ChangeLog.Sky for details
1998-06-16 21:02:33 +00:00
Ron Unrau
2905d173c5 * sky-pke.c(read_pke_pc): return source address of current pc
* sky-pke.c(read_pke_pcx): return index of current pc
        * sky-pke.h: export read_pke_pcx
        * interp.c(sim_fetch_registers): read pke pc/pcx
        * sky-libvpe.c: track name change from GDB
        * sim-main.h: add vif memory based pc
          - extend gdb comm area for fifo breakpoints
          - define SIM_ENGINE_RESTART_HOOK
        * sky-gdb.c: add support for VIF breakpoints
1998-06-16 20:30:20 +00:00
Frank Ch. Eigler
702968c54b * ECC (tx39) and sky changes.
[ChangeLog]
start-sanitize-tx3904
Tue Jun 16 14:39:00 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* dv-tx3904tmr.c: Deschedule timer event after dispatching.
	Reduce unnecessarily high timer event frequency.
	* dv-tx3904cpu.c: Ditto for interrupt event.
end-sanitize-tx3904
start-sanitize-sky
Tue Jun 16 14:12:09 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* interp.c (decode_coproc): Removed COP2 branches.
	* r5900.igen: Moved COP2 branch instructions here.
	* mips.igen: Restricted COPz == COP2 bit pattern to
	exclude COP2 branches.
end-sanitize-sky
1998-06-16 18:13:47 +00:00
James Lemke
1106213c56 Fix unresolved external error for sky_cpcond0 on non-SKY builds. 1998-06-16 18:13:46 +00:00
Ian Carmichael
8ea23ea4bb * Implement remaining bits in VPU_STAT, CMSAR0, CMSAR1, FBRST. Fix COP2 interface
* to VI registers (CFC2/CTC2).
*
* Modified Files:
* 	ChangeLog.sky interp.c sim-main.c sky-pke.h sky-vu.c sky-vu.h
1998-06-16 16:02:04 +00:00
James Lemke
05faca8731 Implement CPCOND0 and insns BC0F/BC0FL/BC0T/BC0TL. 1998-06-15 17:36:23 +00:00
Ron Unrau
f083fff397 * sky-engine.c: Set ordering of device issues to match enumerated type
txvu_cpu_context (sim-main.h tm-txvu.h). This also allowed the issue
        structure to be simplified to an array of functions.
1998-06-14 17:01:02 +00:00
Patrick Macdonald
ff94f10401 * interp.c: added call to sky_command_options_end() to close
any open file handles before exiting
	* sky-gpuif.[c|h]: add disassembly on the fly code, log and log
	file option support
	* sky-gdb.[c|h] (sky_command_options_close()): new function, added
	some body to the log and log file option sections
1998-06-12 18:58:26 +00:00
Frank Ch. Eigler
95caab7df2 * Moving some sky-specific ChangeLog entries into ChangeLog.sky 1998-06-11 13:50:28 +00:00
Frank Ch. Eigler
b879096335 * Support for sky hardware interrupts. The sky-dma cannot trigger
interrupts properly yet (jlemke TODO).
Wed Jun 10 13:22:32 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* interp.c (decode_coproc): For TX39, add stub COP0 register #7,
 	to allay warnings.
	(interrupt_event): Made non-static.
start-sanitize-tx3904
	* dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
 	interchange of configuration values for external vs. internal
 	clock dividers.
end-sanitize-tx3904
start-sanitize-sky
	* sky-device.c (sky_signal_interrupt): New function to generate
	interrupt event.
	* sky-device.h: Declare it.
	* sky-dma.c (check_int1): Call it.
	* sky-pke.c (pke_begin_interrupt_stall): Call it.
end-sanitize-sky
1998-06-10 17:07:10 +00:00
Patrick Macdonald
a4377bf7bd * Updated several files to place all sky specific runtime options
in sky-gdb.c.
	* Added two new runtime options --sky-debug and --screen-refresh
	* ChangeLog.sky contains a detailed description of the mods
1998-06-10 17:07:09 +00:00
Frank Ch. Eigler
e1b5df344e * Typo fix for tx3904tmr use of configuration parameters.
(ChangeLog entry coming later.)
1998-06-10 08:58:42 +00:00
Ian Carmichael
0001bce1f8 * Handle 10 and 20-bit versions of Break instruction. Move handling
* of special values from signal_exception() in interp.c into mips.igen.
*
* Modified: ChangeLog gencode.c interp.c mips.igen sim-main.h
1998-06-09 22:11:24 +00:00
Frank Ch. Eigler
cc9bc93202 * Updates to tx3904 peripheral simulations for ECC.
Tue Jun  9 12:29:50 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
 	register upon non-zero interrupt event level, clear upon zero
 	event value.
	* dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
	by passing zero event value.
	(*_io_{read,write}_buffer): Endianness fixes.
	* dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
	(deliver_*_tick): Reduce sim event interval to 75% of count interval.
	* interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
	serial I/O and timer module at base address 0xFFFF0000.
1998-06-09 16:54:09 +00:00
Ian Carmichael
895a7dc2aa * Handle 10 and 20-bit versions of Break instruction. Move handling
* of special values from signal_exception() in interp.c into mips.igen.
*
* Modified: gencode.c interp.c mips.igen sim-main.h
1998-06-09 16:54:08 +00:00
Gavin Romig-Koch
2b5d87dfa4 * mips.igen (SWC1) : Correct the handling of ReverseEndian
and BigEndianCPU.
1998-06-09 15:54:05 +00:00
Gavin Romig-Koch
55ad270f9a * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
parts.
	* configure: Update.
1998-06-09 15:42:04 +00:00
James Lemke
037f29c526 Added support for the VU insn D (debug) & T (trace) bits. 1998-06-04 20:50:55 +00:00
Frank Ch. Eigler
da040f2a6c * Early check-in of tx3904 timer sim implementation for ECC.
It is not yet properly tested.
Thu Jun  4 15:37:33 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* dv-tx3904tmr.c: New file - implements tx3904 timer.
	* dv-tx3904{irc,cpu}.c: Mild reformatting.
	* configure.in: Include tx3904tmr in hw_device list.
	* configure: Rebuilt.
	* interp.c (sim_open): Instantiate three timer instances.
	Fix address typo of tx3904irc instance.
1998-06-04 12:43:45 +00:00
Andrew Cagney
0e797366ef The r5900 doesn't have HI/LO DIV/MUL register problems. Hobble
checks on hi/lo usage but retain functions so that they can be used
for HI/LO stall counting code.
1998-06-04 08:46:56 +00:00
Ian Carmichael
4979c0a271 * Move the sanitize comments to the right place. 1998-06-02 21:04:49 +00:00
Ian Carmichael
8e3a0b599f * SYSCALL now uses exception vector.
* SKY: New memory mapping rules for k1seg, k0seg.
* Modified Files: ChangeLog.sky ChangeLog interp.c sim-main.c
1998-06-02 19:53:36 +00:00
Frank Ch. Eigler
29b5afe9af * Small TX39-only patch for ECC.
Mon Jun  1 18:18:26 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* interp.c (decode_coproc): For TX39, add stub COP0 register #3,
	to allay warnings.
1998-06-01 16:29:43 +00:00
Jeff Law
fb0ea2b9e1 * r5900.igen (rsqrt.s): Update based on r5900 ISA manual version 2.1.
(sqrt.s): Likewise.
1998-06-01 16:29:42 +00:00
Andrew Cagney
df26156d68 Match mips*tx39 not mipst*tx39. 1998-05-29 01:42:20 +00:00
Andrew Cagney
ce82378189 Fix mips SWL on 64bit ISA when 32 bit word appears in second half of
64 bit bus.
Test.
1998-05-25 05:48:34 +00:00
Ron Unrau
aa81c3ca99 * Initial support for "sim list vif[01]" 1998-05-24 13:06:09 +00:00
Andrew Cagney
f872d0d643 Only enable H/W on some mips targets.
Move common hw-obj to Make-common
Pacify GCC
1998-05-22 05:23:04 +00:00
Andrew Cagney
32d41f6ddb Sanity clause 1998-05-22 02:08:26 +00:00
Gavin Romig-Koch
5e34097b8b gencode.c: Mark BEGEZALL as LIKELY. 1998-05-21 18:26:38 +00:00
Patrick Macdonald
fab0ee0d0b * interp.c: modified name of GIF device
* sky-gpuif.[ch]:  IMT burst support and queue manipulation ( see
	                   ChangeLog.sky for complete details )
	* sky-gs.c: modified name of GIF device
1998-05-21 15:41:35 +00:00
Andrew Cagney
26feb3a83d Fix sign extension on 32 bit add/sub instructions. 1998-05-21 09:32:07 +00:00
Andrew Cagney
8404825993 * interp.c (sim_fetch_register): Convert internal r5900 regs to
target byte order
1998-05-21 08:18:21 +00:00
Frank Ch. Eigler
3fa454e95f * Monster patch - may destablize MIPS sims for a little while.
* Followup patch for SCEI PR 15853
* First check-in of TX3904 interrupt controller devices for ECC. [sanitized]
* First implementation of MIPS hardware interrupt emulation.
Mon May 18 18:22:42 1998  Frank Ch. Eigler  <fche@cygnus.com>
	* configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
 	modules.  Recognize TX39 target with "mips*tx39" pattern.
	* configure: Rebuilt.
	* sim-main.h (*): Added many macros defining bits in
 	TX39 control registers.
	(SignalInterrupt): Send actual PC instead of NULL.
	(SignalNMIReset): New exception type.
	* interp.c (board): New variable for future use to identify
	a particular board being simulated.
	(mips_option_handler,mips_options): Added "--board" option.
	(interrupt_event): Send actual PC.
	(sim_open): Make memory layout conditional on board setting.
	(signal_exception): Initial implementation of hardware interrupt
 	handling.  Accept another break instruction variant for simulator
 	exit.
	(decode_coproc): Implement RFE instruction for TX39.
	(mips.igen): Decode RFE instruction as such.
start-sanitize-tx3904
	* configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
	* interp.c: Define "jmr3904" and "jmr3904debug" board types and
	bbegin to implement memory map.
	* dv-tx3904cpu.c: New file.
	* dv-tx3904irc.c: New file.
end-sanitize-tx3904
1998-05-18 15:55:05 +00:00
Gavin Romig-Koch
7d2c0e8c97 * r5900.igen: Replace the calls and the definition of the
function check_op_hilo_hi1lo1 with the pair
	check_mult_hilo_hi1lo1 and check_mult_hilo_hi1lo1.
1998-05-13 18:30:15 +00:00
Gavin Romig-Koch
afc5e7f23a * tx.igen (madd,maddu): Replace calls to check_op_hilo
with calls to check_div_hilo.
1998-05-13 18:14:09 +00:00
Gavin Romig-Koch
94dda41a0c * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
Replace check_op_hilo with check_mult_hilo and check_div_hilo.
	Add special r3900 version of do_mult_hilo.
	(do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
	with calls to check_mult_hilo.
	(do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
	with calls to check_div_hilo.
1998-05-13 14:00:56 +00:00
Andrew Cagney
1a89994e08 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
Document a replacement.
1998-05-12 05:36:47 +00:00
Frank Ch. Eigler
24abdc9d31 * Fixing typo that caused infinite loop upon PKE MPG. 1998-05-11 16:15:22 +00:00
Patrick Macdonald
55470cc7ef * Roll Alpha modifications into devo for sky-gpuif*/ sky-gs*/ interp.c
* Complete and informative details can be found in ChangeLog.sky
1998-05-07 19:14:28 +00:00
Frank Ch. Eigler
a1d609b4fe * Changes to sky PKE sim to calculate word-precision source-addresses
for VU memory tracking tables.

Thu May  7 12:15:41 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* sky-pke.c (pke_pcrel_operand_bits): Compute word-resolution
	source address for UNPACK into VU MEM.
	(pke_code_mpg): Ditto for MPG into VU uMEM.
1998-05-07 17:50:18 +00:00
Ron Unrau
c939ffeb80 Initial Breakpoint support:
* sim-main.h: (struct _sim_cpu): add cur_device field.
          Define cur_device values, breakpoint value, and SIM_ENGINE_HALT_HOOK
        * interp.c (sim_open): initialize cur_device
        * sky-engine.c (engine_run): use cur_device to set current_cpu
        * sky-libvpe.c (vpecallms_cycle): add check for breakpoint
        * sky-hardware.h: delete NUMBER_CPUS
        * sky-hardware.c (attach_devices): create a memory mapped comm
          area for GDB/SIM interactions

misc:
        * sky-vu.c ({read,write}_vu_misc_reg): do default behavior for
          unknown regs instead of sim_io_error. MP reg is float (was missing
          cast).
1998-05-07 14:36:42 +00:00
Doug Evans
eb00d70698 * sim-main.h (INSN_NAME): New arg `cpu'. 1998-05-07 02:45:07 +00:00
James Lemke
60372a3f96 * sim-main.h, sky-libvpe.c: r59fp_op* functions were called with
1st parm of wrong type.  Converted remaining "/" to "FDiv".
	* interp.c: Make "--float-type host" the default.
1998-04-29 21:17:53 +00:00
Geoffrey Noer
9d45df1b8c Tue Apr 28 18:28:58 1998 Geoffrey Noer <noer@cygnus.com>
* common/aclocal.m4: call AM_EXEEXT in SIM_AC_COMMON, define
        AM_CYGWIN32 and AM_EXEEXT.
        * common/Make-common.in: set EXEEXT, add missing EXEEXTs
        to run and install-common rules.
        * common/configure: regenerate

And update all subdirectory ChangeLogs and configure files.
1998-04-29 01:44:23 +00:00
Tom Tromey
5da9ce07eb * configure: Regenerated to track ../common/aclocal.m4 changes.
* config.in: Ditto.
	* acconfig.h: New file.
	* configure.in: Reverted change of Apr 24; use sinclude again.
1998-04-26 22:03:55 +00:00
Tom Tromey
b1df34b9ed * configure: Regenerated to track ../common/aclocal.m4 changes.
* config.in: Ditto.
	* configure.in: Don't call sinclude.
1998-04-24 20:39:48 +00:00
Andrew Cagney
ca61710bde * mips.igen (do_store_left): Pass 0 not NULL to store_memory. 1998-04-24 09:57:17 +00:00
James Lemke
aefd02b523 Move target specific stuff from sim/common/sim-base.h to sim/mips/sim-main.h 1998-04-22 20:41:04 +00:00
James Lemke
8c8dd0c471 r5900.igen, sim-main.h, sky-libvpe.c: Add run-time option --float-type 1998-04-21 21:33:44 +00:00
James Lemke
2b1d91ab62 configure.in, interp.c: Add configure option --with-sim-funit. 1998-04-21 21:24:24 +00:00
James Lemke
3e5fbf91b5 Add configure option --with-sim-funit for sim & gdb. 1998-04-21 21:14:09 +00:00
Jason Molenda
5fe24ce03a Fix sanitize tag. The proper keyword is "start-sanitize-*", not
"begin-sanitize-*".
1998-04-21 17:55:06 +00:00
Andrew Cagney
515125b709 Entry about changing sim_open missing from changelog. 1998-04-21 05:25:56 +00:00
Andrew Cagney
97f4d18341 Implement ERET instruction.
Add {signed,unsigned}_address type.
1998-04-21 04:30:27 +00:00
Andrew Cagney
421cbaae98 For new IGEN simulators, rewrite checks validating correct use of the
HI/LO registers.  For old gencode simulator, delete all checks.
1998-04-21 01:17:58 +00:00
Frank Ch. Eigler
f8998e7780 * Fixed data mangling problems in R5900 COP2 LQC2/SQC2 instructions. 1998-04-17 19:04:53 +00:00
Frank Ch. Eigler
fc4e5b84c8 * Adapted R5900 COP2 interface code to clarified micro-mode interlock
behavior.
1998-04-16 19:27:55 +00:00
Andrew Cagney
7d93d53871 o CVT.S.W and CVT.W.S were reversed
o When unpacking an r5900 FP value,
  was not treating IEEE-NaN's as very
  large values.
o When packing an r5900 FP result from an infinite
  precision intermediate value was saturating
  to IEEE-MAX instead of r5900-MAX
o The least significant bit of the FP status
  register did not stick to one.
1998-04-16 07:49:58 +00:00
Andrew Cagney
c58fa2cc43 TX19 uses igen by default. 1998-04-15 23:17:16 +00:00
Frank Ch. Eigler
46399a00e8 * Changes to make interp.c compile under mips64r5900-sky-elf target.
Wed Apr 15 12:41:18 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* interp.c (decode_coproc): Make COP2 branch code compile after
 	igen signature changes.
1998-04-15 19:02:04 +00:00
Andrew Cagney
74025eeea7 Re-fix 32 bit DSRAV instruction.
Fix mips16 BRANCH, unsigned ADD/SUB and SRAV instructions.
1998-04-15 14:04:01 +00:00
Andrew Cagney
f3bdd368ea Debug tx19 built from igen sources.
Rework ifetch{16,32} to match the more recent do_load function.
1998-04-15 07:23:28 +00:00
Ian Carmichael
ac137dc872 * Added interactive debugging for vector units, and a bunch of minor
* things.  See ChangeLog.sky for details.
*
* Modified Files:
*    .Sanitize ChangeLog.sky Makefile.in sky-libvpe.c sky-vu.c
*    sky-vu.h sky-vudis.c sky-vudis.h
* Added Files:
*    sky-indebug.c sky-indebug.h sky-interact.c sky-interact.h
*    sky-console.c sky-console.h
1998-04-14 19:58:36 +00:00
Andrew Cagney
c0a4c3ba17 Implement 32 bit MIPS16 instructions listed in m16.igen. 1998-04-14 14:34:48 +00:00
Frank Ch. Eigler
96a4eb30da * Fixed a one-character typo in COP2 instruction synthesis.
[ChangeLog]
	Mon Apr 13 16:28:52 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* interp.c (decode_coproc): Add proper 1000000 bit-string at top
	of VU lower instruction.
1998-04-13 20:31:29 +00:00
Frank Ch. Eigler
b0b39eb2de * Backed out week-old attempt at enabling quadword memory access on
MIPS sim; added PKE sim code fixes.  No COP2 testing progress today.

[ChangeLog]

Thu Apr  9 16:38:23 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* r5900.igen (LQC,SQC): Adapted code to DOUBLEWORD accesses
	instead of QUADWORD.

	* sim-main.h: Removed attempt at allowing 128-bit access.

[ChangeLog.sky]

Thu Apr  9 16:42:54 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* sky-pke.c (read_pke_pc): Corrected PKE PC calculation
	to word granularity.
1998-04-09 20:56:00 +00:00
Ian Carmichael
7dba069e20 * Fixed up blank lines in file. 1998-04-09 03:24:13 +00:00
Ian Carmichael
2fd7c40770 * Temporarily change LOADDRMASK in sky build. 1998-04-09 03:17:43 +00:00
Frank Ch. Eigler
11c47f314b * R5900 sky COP2 testing continuing. Today only small
VCALLMS-related were found/fixed.

[ChangeLog.sky]

	* sky-vu.c ({read,write}_vu_special_reg): Add CMSAR[01] as special
 	registers for a VU.  Behavior not as mandated.
	({read,write}_vu_{misc,special}_reg): Create sim_io_error upon
	access to unknown register.  Behavior not as mandated.

	* sky-vu.h (anonymous register numbering enum): Add CMSAR[01].

	* sky-libvpe.c (indebug): Cache $ENV{'SKY_DEBUG'}.

[ChangeLog]


	* Makefile.in (SIM_SKY_OBJS): Added sky-vudis.o.

	* interp.c (decode_coproc): Refer to VU CIA as a "special"
	register, not as a "misc" register.  Aha.  Add activity
	assertions after VCALLMS* instructions.
1998-04-08 22:22:58 +00:00
Ian Carmichael
997d07bb70 * Add sky-vudis.h, sky-vudis.c. 1998-04-08 20:14:44 +00:00
Andrew Cagney
8764538f22 Keep sim-main.c and tx.igen 1998-04-07 23:15:53 +00:00
Doug Evans
4b61e1073f Keep sky-gs.[ch] if sky. 1998-04-07 22:54:10 +00:00
Frank Ch. Eigler
174ff2242b * R5900 COP2 sim testing in progress. The majority of instructions actually
work!

[ChangeLog.sky]

	* sky-vu.h (vu_device): Represent "macro instruction just stuffed
 	into fetch buffer" condition with new "m" bit.  Rename old "m" to
 	"l".

	* sky-libvpe.c (indebug): Save snapshot of environment value;
 	workaround for suspected memory corruption.
	(fetch_inst): Respect new "m" macro-instruction flag for reporting
 	successful fetch to caller.
	(exec_inst): Disassemble instruction here instead of fetch time.
  	Renamed old "m" -> "l" flag in VU state to track interlock
 	release.
	(vpecallms_cycle): Call exec_inst only if fetch_inst did some
 	work.

	* sky-vu.c (vu_attach, vu[01]_device): Revamped initialization to
 	ensure complete clear of tail part of struct at attach time.
	(vu0_busy): Fix thinko.
	(vu0_macro_issue): Adapt to new "l" flag.
	(vu0_micro_interlock_released): Ditto.
 	(write_vu_special_reg): Ditto.
	(read_vu_special_reg): Compute VBS0/VBS1 bits more explicitly.
  	The other VU status bits are not yet computed.

[ChangeLog]

	* interp.c (decode_coproc): Do not apply superfluous E (end) flag
 	to upper code of generated VU instruction.
1998-04-07 22:47:53 +00:00
Frank Ch. Eigler
2ebb2a6855 * R5900 COP2 is now ready for testing. Let loose the dogs!
Mon Apr  6 19:55:56 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* interp.c (cop_[ls]q): Replaced stub with proper COP2 code.

	* sim-main.h (LOADADDRMASK): Redefine to allow 128-bit accesses
 	for TARGET_SKY.

	* r5900.igen (SQC2): Thinko.
1998-04-07 00:01:31 +00:00
Frank Ch. Eigler
ebcfd86a2e * R5900 COP2 function nearly complete. PKE sim now aware of new GPUIF
masking facility for PATH3 transfers.

[ChangeLog.sky]

Sun Apr  5 12:11:45 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* sky-libvpe.c (exec-inst): Added "M" bit detection for upper
 	instruction.

	* sky-pke.c (pke_check_stall): Added more assertions.
	(pke_code_mskpath3): Use new GPUIF M3P control register.

	* sky-pke.h (VU[01]_CIA): New macros that give VU CIA
 	pseudo-register addresses.

	* sky-vu.h (vu_device, VectorUnitState): Merged structs.
	(VectorUnitState.mflag): New field.
	(VU_REG_{CMSAR0,CMSAR1,FBRST}) Added missing control registers.

	* sky-vu.c (vu0_busy): New function.
	(vu0_q_busy): New function.
	(vu0_macro_issue): New function.
	(vu0_micro_interlock_released): New function.
	(vu0_busy_in_{micro,macro}_mode): Deleted stubs.
	(vu0_macro_hazard_check): Deleted stubs.
	(vu_attach): Adapted code to merged device & state struct.
	(read_vu_special_reg): Compute VBS0/VBS1 bits in STAT register.

[ChangeLog]
start-sanitize-sky
Sun Apr  5 12:05:44 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* interp.c (*): Adapt code to merged VU device & state structs.
	(decode_coproc): Execute COP2 each macroinstruction without
 	pipelining, by stepping VU to completion state.  Adapted to
	read_vu_*_reg style of register access.

	* mips.igen ([SL]QC2): Removed these COP2 instructions.

	* r5900.igen ([SL]QC2): Transplanted these COP2 instructions here.

	* sim-main.h (cop_[ls]q): Enclosed in TARGET_SKY guards.

end-sanitize-sky
1998-04-05 16:40:03 +00:00
Andrew Cagney
64ed8b6a8c aclocal.m4: Don't enable inlining when cross-compiling.
mips/*: Tune mips simulator - allow all memory transfer code to be inlined.
1998-04-05 07:16:54 +00:00
Andrew Cagney
278bda4050 Cleanup INLINE support for simulators using common framework.
Make IGEN responsible for co-ordinating inlining of generated files.
By default, aclocal.m4 disabled all inlining.
1998-04-04 12:33:11 +00:00
Ron Unrau
c567d0b941 * sim-main.h: add vif registers
* interp.c: incorporate vif register load/store
        * sky-pke.[ch]: add register load/store routines
        * sku-vu.c: P register is float
1998-04-02 21:02:38 +00:00
Andrew Cagney
69d5a56645 Re-do load/store operations so that they work for both 32 and 64 bit
ISAs.
Enable tx39 as igen again.
1998-04-02 19:35:39 +00:00
Andrew Cagney
725fc5d927 For mips get_mem_size call. Force the return of a 32 bit value
regardless of the target's word bitsize.
1998-04-02 03:27:24 +00:00
Ron Unrau
2151467d63 sky-vu.[ch]: prototype decls, cast floats to ints before register transfer
interp.c: integrate VU register read/writes
sim-main.h : track tm-txvu.h
1998-04-01 17:31:24 +00:00
Frank Ch. Eigler
6b0c51c929 * You bop one on the head ... another one appears.
Wed Apr 1 08:20:31 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* mips.igen (SQC2/LQC2): Make bodies sky-target-only also.
1998-04-01 13:19:07 +00:00
James Lemke
1ff39ecb10 * sky-dma.c: Clarify text in warning msg.
* interp.c: Add global option "float-type".
	* sky-vu.h: Add SIM_DESC sd; to VectorUnitState for accessing
	global options.
1998-03-31 21:46:31 +00:00
Frank Ch. Eigler
6ed00b0607 * Continuing sky R5900 / COP2 work. Added extra sanitize tags to hide
128-bit MIPS part.

[ChangeLog]

Mon Mar 30 18:41:43 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* interp.c (decode_coproc): Continuing COP2 work.
  	(cop_[ls]q): Hide 128-bit COP2 more.

	* sim-main.h (COP_[LS]Q): Hide 128-bit COP2 more.

[ChangeLog.sky]

Mon Mar 30 18:44:15 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* sky-libvpe.c: Code too wide - ran indent on SCEI code.

	* sky-vu.h (vu0_busy*, vu0_macro*): New entry points for COP2
 	interface.

	* sky-vu.c (vu0_busy*, vu0_macro*): Stub functions for above.
1998-03-30 23:56:52 +00:00
Gavin Romig-Koch
34f51d8723 * configure.in (mipstx39*-*-*): Use gencode simulator rather
than igen one.
	* configure : Rebuild.
1998-03-30 19:54:15 +00:00
Frank Ch. Eigler
7dd4a46650 * Oops, added #ifdef TARGET_SKY around R5900 COP2 implementation skeleton. 1998-03-29 22:53:31 +00:00
Frank Ch. Eigler
b59e0b6815 * Modified sky PKE behavior according to new SCEI specs. 1998-03-28 00:35:43 +00:00
Frank Ch. Eigler
15232df4a3 * Inserted skeleton of R5900 COP2 simulation. Merged old vu[01].[ch] code
into single PKE-style vu.[ch].


[ChangeLog]

Fri Mar 27 16:19:29 1998  Frank Ch. Eigler  <fche@cygnus.com>

start-sanitize-sky
	* Makefile.in (SIM_SKY_OBJS): Replaced sky-vu[01].o with sky-vu.o.

	* interp.c (sim_{load,store}_register): Use new vu[01]_device
 	static to access VU registers.
	(decode_coproc): Added skeleton of sky COP2 (VU) instruction
 	decoding.  Work in progress.

	* mips.igen (LDCzz, SDCzz): Removed *5900 case for this
 	overlapping/redundant bit pattern.
	(LQC2, SQC2): Added *5900 COP2 instruction skeleta.  Work in
	progress.

	* sim-main.h (status_CU[012]): Added COP[n]-enabled flags for
 	status register.

end-sanitize-sky

	* interp.c (cop_lq, cop_sq): New functions for future 128-bit
 	access to coprocessor registers.

	* sim-main.h (COP_LQ, COP_SQ): New macro front-ends for above.

[ChangeLog.sky]

	* sky-engine.c (engine_run): Adapted from vu[01] -> vu merge.

	* sky-hardware.c (register_devices): Ditto

	* sky-pke.c (pke_fifo_*): Made these functions private again, now
 	that the GPUIF code does not use them.

	* sky-pke.h (pke_fifo_*): Removed newly private declarations.

	* sky-vu.c (*): Major rework: merge of old sky-vu0.c and
 	sky-vu1.c.  Management of two VU devices parallels two PKEs.
	Work in progress.

	* sky-vu.h (*): Other half of merge.
	(vu_device): New struct, parallel to pke_device.
1998-03-27 22:00:56 +00:00
Patrick Macdonald
76969284c3 sky-gs.c: initial drop of GS control registers (outstanding questions)
sky-gs.h: initial drop of GS control registers
Makefile.in: added sky-gs.o to sanitized list
sky-gpuif.c (gif_io_write_buffer): correct memset length error, renamed
trace file for gif
1998-03-27 18:36:33 +00:00
Ron Unrau
d44859a2d8 * sky-vu.c: new file to read/write VU registers
* Makefile.in .Sanitize: add sky-vu.c
	* sky-vu.h: define registers as enum, export read/write routines
        * sky-vu[01].[ch]: use register read/write routines in sky-vu.c
        * interp.c: use register read/write routines in sky-vu.c
1998-03-27 14:44:39 +00:00
Andrew Cagney
d8f5304972 Do top level sim-hw module for device tree.
Add to aclocal.m4, update all configure files.
1998-03-27 11:42:16 +00:00
Andrew Cagney
82ea14fd9d Define CPU_INDEX. Initialize.
For mips_options, iterate over MAX_NR_PROCESSORS when setting options.
1998-03-27 04:25:45 +00:00
Andrew Cagney
d89fa2d80a Re-do --enable-sim-hardware so that each simulator can specify the devices
it wants built.
Generate hw-config.h.
1998-03-25 01:41:33 +00:00
Andrew Cagney
612a649eee * interp.c (Max, Min): Comment out functions. Not yet used.
* vr4320.igen (DCLZ): Pacify GCC, 64 bit arg, int format.
1998-03-24 23:16:57 +00:00
Ian Carmichael
9fa5e700c0 * Several fixes and performance enhancements from my 2 weeks working in Japan. 1998-03-24 22:23:33 +00:00
Frank Ch. Eigler
121d6745bc * Monster bug fixes & improvements from the last two days' demo-testing work.
* sky-pke.h (pke_fifo*): Exported these formerly private functions.
	(pke_device): Added FIFO cache fields.

	* sky-pke.c (pke_fifo_reset): New function for GPUIF client -
 	clear FIFO contents.
	(pke_pcrel_fifo): Added caching facility to prevent O(n^2) cost for
	searching for consecutive operand words.

	* sky-libvpe.c (MEM, uMEM): New/changed macros that perform modulo
 	calculations to handle out-of-range VU memory addresses.
	(*): Replaced many previous uses of MEM[] and state->uMEM[] with
	calls to above macros.

	* sky-vu.h (struct VectorUnitState): Added qw/dw size fields for
	MEM/uMEM buffers, for overflow prevention.  Renamed MEM/uMEM fields
	to catch all their prior users.

	* sky-vu0.c (vu0_attach): Manually align MEM0/MEM1 buffers to force
	16-byte alignment.  (zalloc is not enough.)

	* sky-vu1.c (vu1_attach): Ditto.
	(init_vu): Store buffer sizes from allocation into VectorUnitState.

	* sky-gpuif.h (GifPath): Use a pke_fifo strucf instead of
 	temporary fixed-size array for flexible FIFO sizing.

	* sky-gpuif.c (SKY_GPU2_REFRESH): This is now an integer value to be
	used as a modulus for periodic refresh.
	(refresh): New function to send GPU2 refresh code periodically.
	(*): Use pke_fifo calls to en/dequeue GPUIF tags & operands.

	* sky-pke.h (struct pke_device): Added fields to allow caching of
 	results from recent FIFO searches.
1998-03-20 22:12:06 +00:00
Frank Ch. Eigler
0b9843e5ee * Changes today consist just of some code hardening. 1998-03-18 19:33:33 +00:00
Frank Ch. Eigler
9b23b76d68 * Added --with-sim-gpu2=<path> option for linking SCEI's GPU2 library with
the stand-alone executable.


[in ChangeLog.sky:]

	* sky-gpuif.c (call_gs): Call properly into GPU2 library if
 	configured --with-sim-gpu2.  Use SKY_GPU2_REFRESH symbol as
 	placeholder for future GPU2-refresh policy.

[in ChangeLog:]

	* Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
 	configurable settings for stand-alone simulator.

start-sanitize-sky
	* configure.in: Added --with-sim-gpu2 option to specify path of
 	sky GPU2 library.  Triggers -DSKY_GPU2 for sky-gpuif.c, and
 	links/compiles stand-alone simulator with this library.

	* interp.c (MEM_SIZE): Increased default sky memory size to 16MB.
end-sanitize-sky

	* configure.in: Added X11 search, just in case.

	* configure: Regenerated.
1998-03-18 00:20:40 +00:00
Frank Ch. Eigler
9614fb3c36 * PKE testing was driven by SCEI "test0" bucket; code coverage remains
effectively full.  The code is believed to be functionally complete now.
  Some code cleanup is included at no extra charge in this version.

Fri Mar 13 20:21:57 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* sky-vu1.c: (dump_mem): Commented out function to satiate
 	warning-ful compilation.

	* sky-pke.c: (pke_reset): New function, called explicitly at
 	initialization and at FBRST.
	(pke_fifo_flush): New function to flush (skip over) existing
 	quadwords in FIFO.
	(pke_fifo_fit): New function to add space for new quadword in
 	FIFO.
	(pke_fifo_access): New function to absolute-index into FIFO.
	(pke_fifo_old): New function to remove old quadwords from FIFO.
	(pke_begin_interrupt_stall): New function to abstract
 	interrupt-caused stalls.
	(pke_*): Access PKE FIFO only thorugh pke_fifo functions.
	(pke_pcrel_*): Renamed pke_pc_* functions.
	(pke_code_unpack): Numerous logic tweaks for latest UNPACK
 	behavior changes & clarifications from SCEI.

	* sky-pke.h (struct pke_fifo): New explicit FIFO representation.
	(struct pke_device): Use struct above.
	(PKE_DEBUG): Removed macro as misnomer.

	* sky-hardware.c: Moved *_cmd_install declarations out.

	* sky-hardware.h: Moved *_cmd_install declarations in.
1998-03-14 01:47:06 +00:00
Gavin Romig-Koch
ca8c38472e Sanity for 4320 1998-03-11 17:05:20 +00:00
Andrew Cagney
eefc25e592 Allow more than just read, write and exec memory spaces in the core
module.
1998-03-11 12:18:39 +00:00
Andrew Cagney
10572b6a43 * sky-gdb.c (vu_option_handler): Delete unused local unit.
(log_option_handler): Delete extra arg from printf, twice.
* sky-pke.c (config.h): Include.
(string.h, strings.h): Include.
(pke_issue): Delete unused locals imm, num
* sky-libvpe.c: Pacify GCC.
* sky-gpuif.c (gif_io_write_buffer): Pacify GCC.
* sky-dma.c (config.h): Include.
(string.h, strings.h): Include.
(dma_io_read_buffer): Pacify GCC.
(dma_io_write_buffer): Pacify GCC.  Initialize pmem before first use.
(do_dma_transfer): Delete unused local variables qwbuf and local.
1998-03-11 11:57:55 +00:00
Gavin Romig-Koch
5fa71251a0 * vr4320.igen (clz,dclz) : Added.
(dmac): Replaced 99, with LO.
1998-03-10 15:37:24 +00:00
Gavin Romig-Koch
d843d7ca34 * mips/vr4320.igen: Mark the insn in here as vr4320 only.
Reorder the insns.
1998-03-09 20:22:45 +00:00
Frank Ch. Eigler
fd90908986 * Numerous changes & small bug fixes in PKE sim code and test suite.
for sim/testsuite/sky:

	* t-pke4.run: Removed test, since it succeeds yet returns a
 	non-zero exit code.

	* Makefile.in (RUNOPTS): Removed --memory-size flag, made
 	unnecessary by sim/mips/interp.c changes.
	(TESTS): Removed t-pke4.ok target.

	* t-pke3.trc: Classified tests with [---] indicators, to match
 	items up with entries documented in testplan.sgml.  Added numerous
 	additional tests.  They assert behavior that assumes certain
 	favorable answers to PKE question set #6 to SCEI.

	* t-pke1.trc: Added some [---] indicators.

  for sim/mips:

	* sky-pke.c (pke_issue): Revamped interrupt & stall code.  Assume
 	that ER1/ER0/PIS bits are only set if not masked by ERR bits.
  	Signal PIS only if unmasked.
	(pke_code_error): Signal ER1 only if unmasked.
	(pke_pc_fifo): Signal ER0 only if unmasked.
	(pke_code_unpack): Round up num_operands for last operand's
 	partial-word.  Factor out "R" bit handling for better coverage
 	analysis.  Fill upper words of a quadword with zeroes for Vn_m
 	UNPACK with n < 4.

	* sky-device.c (device_error): Made function accept varargs.

	* sky-device.h (device_error): Changed declaration to match.

	* interp.c (sim_open): Made 0x0000 area memory be an alias of
	the K0/K1 segments.  Sanitized code.
1998-03-06 22:46:40 +00:00
Andrew Cagney
6ba4c1539f Fix opcode fields in SHFL.* 1998-03-05 21:32:31 +00:00
Frank Ch. Eigler
370e0ef781 * Fixed a double-buffering bug in PKE, due to naive use of
complex macros with side-effects.  Gripes.
1998-03-05 20:23:59 +00:00
James Lemke
9ce23bf951 * interp.c (sim_open): Map 4M of memory at zero for SKY sim only. 1998-03-04 23:33:36 +00:00
Frank Ch. Eigler
5068e793ef * Merely eliminated silly duplicated code, to raise test coverage.
* sky-pke.c (pke_issue): Move interrupt-handling into decode logic.
	(pke_code_*): Remove duplicated interrupt-handling code.
1998-03-04 19:14:03 +00:00
Ron Unrau
a859684b25 sim-main.h: track SKY register number changes from gdb
interp.c: ditto
1998-03-04 08:47:31 +00:00
Gavin Romig-Koch
dd15abd5a6 * vr4320.igen: New file.
* Makefile.in (vr4320.igen) : Added.
	* configure.in (mips64vr4320-*-*): Added.
	* configure : Rebuilt.
	* mips.igen : Correct the bfd-names in the mips-ISA model entries.
	Add the vr4320 model entry and mark the vr4320 insn as necessary.
1998-03-03 17:03:57 +00:00
Andrew Cagney
ca6f76d135 Fix DIV, DIV1 (wrong check for overflow) and DIVU1 (shouldn't check
for overflow).
Pacify GCC.
1998-03-03 05:39:49 +00:00
Frank Ch. Eigler
f62dff78f9 * Continuing PKE sim unit tests. Found little bugs in VU instead.
* sky-vu1.c (vu1_io_write_register_window): Make CIA (pc) write
 	effective by updating more registers.

	* sky-libvpe.c: Updated to match earlier VU state-change code.

	* sky-vpe.h: Removed unused globals from declarations.
1998-03-03 00:00:09 +00:00
Ron Unrau
8c6a2b75b9 add sky-gdb.c to sky_files 1998-03-02 14:43:52 +00:00
Ron Unrau
aaab4e578d sky-gdb.c: new file - temporary demo version of the sim interface
sky-hardware.c: add sim commands
Makefile.in: build sky-gdb.c
1998-03-01 14:41:38 +00:00
Andrew Cagney
0e701ac37b Add generic sim-info.c:sim_info() function using module mechanism.
Clean up compile probs in mips/vr5400.
1998-02-28 02:51:06 +00:00
Doug Evans
7c5d88c1bb * interp.c (DECLARE_OPTION_HANDLER): Use it.
(mips_option_handler): New argument `cpu'.
	(sim_open): Update call to sim_add_option_table.
1998-02-28 02:43:31 +00:00
Frank Ch. Eigler
f0bb94cd67 * Major endianness fixes on sky code today. The milestone sample and existing
PKE tests run identically on SPARC/Solaris and x86/Linux.

	* sky-pke.c (pke_io_{read,write}_buffer): Endianness fixes aka
 	"E-fixes" in register and FIFO read/writes.
	(pke_code_{pkemscalf,pkemscal}): E-fixes in VU CIA setting.
	(pke_code_{mpg,unpack}): E-fixes in VU memory & tracking updates.
	(pke_code_direct): E-fixes in GPUIF FIFO stuffing.

	* sky-pke.h (PKE_MEM_WRITE): E-fixes in trace file writing.

	* sky-vu0.c (vu0_attach): Allocate micro/data memory with zalloc
 	to guarantee sufficient (16-byte) alignment.

	* sky-vu1.c (vu1_attach): Ditto.
	(vu1_io_read_register_window): *PARTIAL* E-fixes in register accesses.

	* sky-libvpe.c (gif_write): E-fixes in GPUIF FIFO stuffing.

	* sky-gpuif.c (gif_io_{read,write}_buffer): E-fixes in
 	register and FIFO read/writes.

	* sky-dma.c (do_dma_transfer_tag): E-fixes in tag reading.
1998-02-27 21:52:40 +00:00
Frank Ch. Eigler
d22ea5d001 * PKE unit testing continuing. Confusion over PKE1 double-buffering
mechanism is starting to subside.

	* sky-pke.h (PKE_FLAG_INT_NOLOOP): Added device flag to indicate
 	presence of stalled & interrupted PKEcode.

	* sky-pke.c (pke_issue): Added PKEcode interrupt bit handling.
	(pke_flip_dbf): Changed double-buffering logic to match SCEI
 	clarification.
	(pke_code_*): Added interrupt bit stalling clause.
	(pke_code_pkems*): Added ITOP/ITOPS transmission code.
	(pke_code_unpack): Added more careful logic for processing
 	overflows of VU data memory addresses.
1998-02-25 19:34:06 +00:00
Andrew Cagney
f89c0689a1 Finish implementation of r5900 instructions. 1998-02-25 15:31:15 +00:00
Frank Ch. Eigler
89154e47a3 * Unit testing of PKE sim continuing. Only minor VU addressing problems
found today.
1998-02-25 01:13:05 +00:00
Ian Carmichael
733cfc784b * A bunch of changes which get us closer to running the sample. 1998-02-24 23:37:20 +00:00