binutils-gdb

Commit Graph

Author	SHA1	Message	Date
Ron Unrau	d333eeedde	* sim-main.h: track COP2 register definitions, define VIO_BASE	28 years ago
Frank Ch. Eigler	56b6d49ae0	* Bringing over SKY PKE disassembler feature from sky branch.	29 years ago
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	29 years ago
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	29 years ago
Patrick Macdonald	c0e7453d60	* sky-pke.h: PKE_REG_SET_MASK / PKE_MEM_WRITE macros updated to check/open the debug trace file	29 years ago
Patrick Macdonald	7159249bbc	* support for the --sky-debug, sky-debug-file options	29 years ago
Ron Unrau	2905d173c5	* sky-pke.c(read_pke_pc): return source address of current pc	29 years ago
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	29 years ago
Ron Unrau	aa81c3ca99	* Initial support for "sim list vif[01]"	29 years ago
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	29 years ago
Ron Unrau	c567d0b941	* sim-main.h: add vif registers	29 years ago
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.	29 years ago
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.	29 years ago
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.	29 years ago
Andrew Cagney	eefc25e592	Allow more than just read, write and exec memory spaces in the core module.	29 years ago
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.	29 years ago
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.	29 years ago
Frank Ch. Eigler	b4d2f483b3	* PKE sim unit testing continuing. Starting to run milestone sample. * sky-pke.h (PKE_MEM_READ): Removed "read" entry from FIFO trace. * sky-pke.c (pke_attach): Set trace file to line buffering iff open. (pke_io_read_buffer, pke_io_write_buffer): Handle erroneous reads/writes by zero-padding. (pke_io_write_buffer): Switch to more bit-field definition macros. (pke_issue): Remove "stalled" entry from FIFO trace. (pke_pc_advance): Correct logic for DMA-tag-skipping, PKEcode classification. (pke_code_mskpath3): Sketch of possible PATH3 masking method. (pke_code_mpg): Keep order of lower/upper VU words as supplied. (pke_code_unpack): Logic change for wl/cl/num unpacking. Weird.	29 years ago
Frank Ch. Eigler	534a3d5cf1	* Continuing unit testing of PKE simulator. It now successfully matches the SCEI PKE simulator's output on its own test sample (tsv432.in). * sky-pke.h (PKE_MEM_READ, PKE_MEM_WRITE, PKE_REG_MASK_SET): Add trace file records. * sky-pke.c: (pke_track_write): Removed function. Replaced with in-line modifications to VU tracking tables. (pke_attach): Attach VU tracking tables. Use line buffering on trace files. (pke_issue): Spit out additional trace records. (pke_pc_operand_bits): Correct bitfield masking error. (*): Replace sim_read/write with kludge PKE_MEM_READ/WRITE throughout. (pke_code_unpack): Correct numerous small bugs in operand decoding etc.	29 years ago
Frank Ch. Eigler	e23069923b	* Started PKE sim unit testing. A number of minor errors were corrected. A few PKE instructions even run correctly! Next missing function of interest: FIFO pruning. * sky-pke.c (pke_issue): Take extra SIM_DESC argument. (pke_attach): Attach correct PKE0/PKE1 device. Open trace file if VIF{0,1}_TRACE_FILE env. var. is defined. (pke_io_write_buffer): Classify words in FIFO quadword. Use kludgey sim_core routines to access DMA registers. (pke_pc_advance): Add PKEcode classification. Correct DMA tag skipping. Emit trace records. (pke_pc_fifo): Add PKEcode operand classification. (pke_check_stall): Perform stall checks against updated register scheme. (pke_code_unpack): Correct operand-count calculation. (pke_code_stmask): Correct instruction skipping. * sky-pke.h (PKE_MEM_WRITE, PKE_MEM_READ): New kludge macros. (BIT_MASK_BTW): Corrected off-by-one error. (enum wordclass): Classify words in a FIFO quadword. * sky-dma.c (dma_io_read_buffer): Correct address checking assertions. * sky-engine.c (engine_run): Pass along SIM_DESC to PKE instruction issue code.	29 years ago
Frank Ch. Eigler	db6dac32c7	- PKE simulation almost finished. Needed enhancements: * trace file generation * FIFO pruning - PKE functions still missing due to external dependencies: * interrupt to 5900 (igen?) * VU busy checking (sky-vu / coprocessor registers) * PATH3 masking (sky-gpuif / covert control interface)	29 years ago
Frank Ch. Eigler	43a6998b41	- PKE simulation code almost complete. Still missing: * handling of super duper packed UNPACK arguments * skipping of in-progress instruction on break/stop * interrupt generation to 5900 * PATH2/PATH3 status checking & masking * ability to write to FIFO one word (instead of quadword) at a time	29 years ago
Ian Carmichael	52793fab2f	* Many changes to make sky sim build with --enable-sim-warnings.	29 years ago
Frank Ch. Eigler	fba9bfed2d	- Added almost all code needed for PKE0/1 simulation. Considers clarifications given in SCEI question/answer batches #1 and #2.	29 years ago
Doug Evans	803f52b9dc	Second pass at moving sky files into mips dir, prepend sky- to all #include's of sky headers.	29 years ago
Doug Evans	aea481da17	First pass at moving sky stuff from ../txvu to mips dir.	29 years ago
Frank Ch. Eigler	d1a18c2f83	- added first batch of PKE code - PKE memory region registration - basic R/W operations - combined pke[01] -> pke	29 years ago

26 Commits (63a0e6b527a063ba0a3bc71f55e16c0f85c64fb6)