openpower-isa.git
11 months agopowmod asm tests pass!
Jacob Lifshay [Tue, 17 Oct 2023 05:22:50 +0000 (22:22 -0700)]
powmod asm tests pass!

11 months agoswitch powmod to using new divmod implementation -- test not enabled yet
Jacob Lifshay [Mon, 16 Oct 2023 23:09:07 +0000 (16:09 -0700)]
switch powmod to using new divmod implementation -- test not enabled yet

11 months agocall log, not print
Jacob Lifshay [Mon, 16 Oct 2023 23:08:44 +0000 (16:08 -0700)]
call log, not print

11 months agomake parser work for pypy
Jacob Lifshay [Mon, 16 Oct 2023 22:39:17 +0000 (15:39 -0700)]
make parser work for pypy

pypy's ast classes' constructors seem to only work if all arguments or
no arguments are passed, not only some of them.

11 months agoadd comments telling people to keep the asm and python versions in sync
Jacob Lifshay [Mon, 16 Oct 2023 04:17:09 +0000 (21:17 -0700)]
add comments telling people to keep the asm and python versions in sync

11 months agodivmod: asm version of Knuth's algorithm D works!
Jacob Lifshay [Mon, 16 Oct 2023 04:06:02 +0000 (21:06 -0700)]
divmod: asm version of Knuth's algorithm D works!

11 months agoadd labels to DIVMOD REGEX log
Jacob Lifshay [Mon, 16 Oct 2023 03:59:36 +0000 (20:59 -0700)]
add labels to DIVMOD REGEX log

11 months agoput DIVMOD REGEX under new LogType: LogType.OutputMatching
Jacob Lifshay [Mon, 16 Oct 2023 03:54:12 +0000 (20:54 -0700)]
put DIVMOD REGEX under new LogType: LogType.OutputMatching

11 months agoWIP divmod: finished writing out asm knuth's algorithm d, still buggy
Jacob Lifshay [Fri, 13 Oct 2023 22:13:15 +0000 (15:13 -0700)]
WIP divmod: finished writing out asm knuth's algorithm d, still buggy

11 months agoWIP getting asm version of knuth's algorithm d working
Jacob Lifshay [Thu, 12 Oct 2023 03:29:51 +0000 (20:29 -0700)]
WIP getting asm version of knuth's algorithm d working

11 months agoWIP divmod: implemented division by single word
Jacob Lifshay [Wed, 11 Oct 2023 05:07:17 +0000 (22:07 -0700)]
WIP divmod: implemented division by single word

11 months agosupport ignoring integer registers for ExpectedState
Jacob Lifshay [Wed, 11 Oct 2023 05:05:49 +0000 (22:05 -0700)]
support ignoring integer registers for ExpectedState

11 months agoconvert assigned values to SVSHAPE when writing to SVSHAPE[0-3] SPRs
Jacob Lifshay [Wed, 11 Oct 2023 05:03:38 +0000 (22:03 -0700)]
convert assigned values to SVSHAPE when writing to SVSHAPE[0-3] SPRs

this makes mtspr SVSHAPE0, reg properly maintain ISACaller invariants

11 months agoadd WIP Knuth's algorithm D assembly
Jacob Lifshay [Tue, 10 Oct 2023 04:05:17 +0000 (21:05 -0700)]
add WIP Knuth's algorithm D assembly

11 months agodivmod: assign registers to variables
Jacob Lifshay [Tue, 10 Oct 2023 03:38:30 +0000 (20:38 -0700)]
divmod: assign registers to variables

11 months agoadapt divmod algorithm for putting variables in registers
Jacob Lifshay [Tue, 10 Oct 2023 03:35:40 +0000 (20:35 -0700)]
adapt divmod algorithm for putting variables in registers

11 months agoadd more features for _DivModRegsRegexLogger
Jacob Lifshay [Tue, 10 Oct 2023 03:30:43 +0000 (20:30 -0700)]
add more features for _DivModRegsRegexLogger

11 months agofinish moving Knuth algorithm D into a class
Jacob Lifshay [Tue, 10 Oct 2023 01:25:43 +0000 (18:25 -0700)]
finish moving Knuth algorithm D into a class

11 months agomerely indent function
Jacob Lifshay [Tue, 10 Oct 2023 01:21:40 +0000 (18:21 -0700)]
merely indent function

[skip ci]

11 months agostart adding DivModKnuthAlgorithmD class
Jacob Lifshay [Tue, 10 Oct 2023 01:19:25 +0000 (18:19 -0700)]
start adding DivModKnuthAlgorithmD class

11 months agoformat code
Jacob Lifshay [Tue, 10 Oct 2023 01:18:28 +0000 (18:18 -0700)]
format code

11 months agofinish writing python_divmod_knuth_algorithm_d
Jacob Lifshay [Mon, 9 Oct 2023 04:46:57 +0000 (21:46 -0700)]
finish writing python_divmod_knuth_algorithm_d

11 months agofix generating invalid divmod tests
Jacob Lifshay [Mon, 9 Oct 2023 04:46:14 +0000 (21:46 -0700)]
fix generating invalid divmod tests

11 months agospeed up divmod shift-sub tests by removing most test cases
Jacob Lifshay [Mon, 9 Oct 2023 04:43:00 +0000 (21:43 -0700)]
speed up divmod shift-sub tests by removing most test cases

11 months agoadd WIP knuth algorithm D python implementation
Jacob Lifshay [Sat, 7 Oct 2023 00:08:35 +0000 (17:08 -0700)]
add WIP knuth algorithm D python implementation

11 months agorename divmod algorithm -> divmod_shift_sub in prep for adding divmod based on Knuth...
Jacob Lifshay [Fri, 6 Oct 2023 22:21:07 +0000 (15:21 -0700)]
rename divmod algorithm -> divmod_shift_sub in prep for adding divmod based on Knuth's Algorithm D

11 months agoadd WIP powmod_256 -- asm test is currently disabled since divmod is too slow
Jacob Lifshay [Fri, 6 Oct 2023 02:57:29 +0000 (19:57 -0700)]
add WIP powmod_256 -- asm test is currently disabled since divmod is too slow

11 months agofix assemble to properly look for whole symbols to replace
Jacob Lifshay [Fri, 6 Oct 2023 02:53:45 +0000 (19:53 -0700)]
fix assemble to properly look for whole symbols to replace

previously if there were labels foo and foobar, it would partially
replace foobar giving 0x<addr>bar, which is wrong.

also optimized to use dict instead of linear search for label names

11 months agobug 1169: elf-support correct syntax errors
Luke Kenneth Casson Leighton [Fri, 1 Dec 2023 17:49:51 +0000 (17:49 +0000)]
bug 1169: elf-support correct syntax errors

11 months agobug 1169: elf support, minor coding style adjustment, clearer
Luke Kenneth Casson Leighton [Fri, 1 Dec 2023 14:42:25 +0000 (14:42 +0000)]
bug 1169: elf support, minor coding style adjustment, clearer

11 months agowhitespace in pseudocode to aid clarity
Luke Kenneth Casson Leighton [Thu, 30 Nov 2023 03:03:14 +0000 (03:03 +0000)]
whitespace in pseudocode to aid clarity

11 months agogot sv.bc working for pospopcount
Luke Kenneth Casson Leighton [Mon, 27 Nov 2023 10:08:43 +0000 (10:08 +0000)]
got sv.bc working for pospopcount

11 months agotry ctrtest mode in pospopcount
Luke Kenneth Casson Leighton [Mon, 27 Nov 2023 09:47:29 +0000 (09:47 +0000)]
try ctrtest mode in pospopcount

11 months agoreduce indentation
Luke Kenneth Casson Leighton [Thu, 23 Nov 2023 07:03:49 +0000 (07:03 +0000)]
reduce indentation

11 months agostarting on pospopcount assembler
Luke Kenneth Casson Leighton [Tue, 21 Nov 2023 17:40:27 +0000 (17:40 +0000)]
starting on pospopcount assembler

11 months agoadd cut/paste copy of strncpy example as basis for pospopcount
Luke Kenneth Casson Leighton [Tue, 21 Nov 2023 12:39:28 +0000 (12:39 +0000)]
add cut/paste copy of strncpy example as basis for pospopcount
https://bugs.libre-soc.org/show_bug.cgi?id=672

11 months agofix vertical-first sv.bc
Jacob Lifshay [Tue, 21 Nov 2023 01:45:23 +0000 (17:45 -0800)]
fix vertical-first sv.bc

https://bugs.libre-soc.org/show_bug.cgi?id=1210

11 months agoAdded sv.bc in vertical-first test
Andrey Miroshnikov [Fri, 17 Nov 2023 14:55:52 +0000 (14:55 +0000)]
Added sv.bc in vertical-first test

11 months agoadd Z-23 to RT FRS FRT
Luke Kenneth Casson Leighton [Fri, 17 Nov 2023 15:42:07 +0000 (15:42 +0000)]
add Z-23 to RT FRS FRT

11 months agoAdded English language description for stdupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:38:47 +0000 (15:38 +0000)]
Added English language description for stdupsx instruction

11 months agoAdded English language description for sthupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:38:13 +0000 (15:38 +0000)]
Added English language description for sthupsx instruction

11 months agoAdded English language description for sthupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:36:11 +0000 (15:36 +0000)]
Added English language description for sthupsx instruction

11 months agoAdded English language description for stbupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:35:39 +0000 (15:35 +0000)]
Added English language description for stbupsx instruction

11 months agoAdded English language description for ldupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:34:20 +0000 (15:34 +0000)]
Added English language description for ldupsx instruction

11 months agoadd RS/FRT/FRS to Z-23 Form for ls004
Luke Kenneth Casson Leighton [Fri, 17 Nov 2023 15:30:33 +0000 (15:30 +0000)]
add RS/FRT/FRS to Z-23 Form for ls004
https://bugs.libre-soc.org/show_bug.cgi?id=1055

11 months agoAdded English language description for lwaupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:33:42 +0000 (15:33 +0000)]
Added English language description for lwaupsx instruction

11 months agoAdded English language description for lwzupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:32:56 +0000 (15:32 +0000)]
Added English language description for lwzupsx instruction

11 months agoAdded English language description for lhaupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:32:18 +0000 (15:32 +0000)]
Added English language description for lhaupsx instruction

11 months agoAdded English language description for lhzupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:31:08 +0000 (15:31 +0000)]
Added English language description for lhzupsx instruction

11 months agochange ld/st shift to Z23-Form
Luke Kenneth Casson Leighton [Fri, 17 Nov 2023 15:27:48 +0000 (15:27 +0000)]
change ld/st shift to Z23-Form

11 months agoAdded English language description for lfdupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:29:12 +0000 (15:29 +0000)]
Added English language description for lfdupsx instruction

11 months agoAdded English language description for lbzupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:27:31 +0000 (15:27 +0000)]
Added English language description for lbzupsx instruction

11 months agoAdded English language description for stfdux instruction
Shriya Sharma [Fri, 17 Nov 2023 15:24:36 +0000 (15:24 +0000)]
Added English language description for stfdux instruction

11 months agoadd comment/header on ld/st shift instructions
Luke Kenneth Casson Leighton [Fri, 17 Nov 2023 15:20:37 +0000 (15:20 +0000)]
add comment/header on ld/st shift instructions

11 months agoAdded English language description for lfdupsx instruction
Shriya Sharma [Fri, 17 Nov 2023 15:22:08 +0000 (15:22 +0000)]
Added English language description for lfdupsx instruction

11 months agoTest case (all same nos) for maxloc
Shriya Sharma [Fri, 17 Nov 2023 13:11:09 +0000 (13:11 +0000)]
Test case (all same nos) for maxloc

11 months agoadd asserts to check results
Luke Kenneth Casson Leighton [Fri, 17 Nov 2023 13:02:10 +0000 (13:02 +0000)]
add asserts to check results

11 months agowhitespace
Luke Kenneth Casson Leighton [Fri, 17 Nov 2023 13:01:22 +0000 (13:01 +0000)]
whitespace

11 months agoTest case (all zeroes) for maxloc
Shriya Sharma [Fri, 17 Nov 2023 12:02:01 +0000 (12:02 +0000)]
Test case (all zeroes) for maxloc

11 months agoopenpower/test/elf/simple_cases: add some simple ELF test cases
Jacob Lifshay [Fri, 1 Dec 2023 09:17:05 +0000 (01:17 -0800)]
openpower/test/elf/simple_cases: add some simple ELF test cases

11 months agoadd utilities for testing ELF files
Jacob Lifshay [Fri, 1 Dec 2023 07:55:41 +0000 (23:55 -0800)]
add utilities for testing ELF files

11 months agoSimRunner: support running an ELFFile
Jacob Lifshay [Fri, 1 Dec 2023 07:54:48 +0000 (23:54 -0800)]
SimRunner: support running an ELFFile

11 months agoISACaller: support loading an ELFFile
Jacob Lifshay [Fri, 1 Dec 2023 07:51:08 +0000 (23:51 -0800)]
ISACaller: support loading an ELFFile

11 months agomem.py: add load_elf
Jacob Lifshay [Fri, 1 Dec 2023 07:46:50 +0000 (23:46 -0800)]
mem.py: add load_elf

11 months agomem.py: fix SIGBUS when accessing file mapped by mmap_syscall
Jacob Lifshay [Fri, 1 Dec 2023 07:40:51 +0000 (23:40 -0800)]
mem.py: fix SIGBUS when accessing file mapped by mmap_syscall

this fixes SIGBUS errors caused by accessing beyond the end of a
file but still in the last page of the file, which is a valid thing to
do, except that we have to account for host pages having a different
size than emulated pages and map zeros to fill out the rest of the
emulated page.

11 months agocaller.py: implement write syscall
Jacob Lifshay [Fri, 1 Dec 2023 07:29:18 +0000 (23:29 -0800)]
caller.py: implement write syscall

11 months agocaller.py: implement exit_group syscall
Jacob Lifshay [Fri, 1 Dec 2023 07:27:48 +0000 (23:27 -0800)]
caller.py: implement exit_group syscall

11 months agoISACaller: fix syscall emulation
Jacob Lifshay [Fri, 1 Dec 2023 07:15:45 +0000 (23:15 -0800)]
ISACaller: fix syscall emulation

there were two bugs fixed:
1. sc emulation was missing a `return`, so it tried to run sc
   again after running sc and rfid, giving the wrong CIA and
   MSR values.
2. the code to replace and restore the instruction with rfid
   had the wrong endian on the load, so it was corrupting the
   instruction for the next time it was used. I just deleted
   the save/replace/restore code since it isn't needed anymore.

I then changed the syscall tests to ensure both the
bugs above don't happen again.

11 months agosetup: add pyelftools v0.30 as dependency
Jacob Lifshay [Thu, 30 Nov 2023 03:04:26 +0000 (19:04 -0800)]
setup: add pyelftools v0.30 as dependency

11 months agoadd g++-powerpc64le-linux-gnu to .gitlab-ci.yml
Jacob Lifshay [Mon, 27 Nov 2023 05:43:46 +0000 (21:43 -0800)]
add g++-powerpc64le-linux-gnu to .gitlab-ci.yml

11 months agoadd mmap_syscall tests
Jacob Lifshay [Mon, 27 Nov 2023 03:14:21 +0000 (19:14 -0800)]
add mmap_syscall tests

11 months agoimplement MemMMap.mmap_syscall
Jacob Lifshay [Mon, 27 Nov 2023 03:13:25 +0000 (19:13 -0800)]
implement MemMMap.mmap_syscall

11 months agoadd ppc_flags.py so we can get the ppc versions of all the flags we need
Jacob Lifshay [Mon, 27 Nov 2023 03:11:35 +0000 (19:11 -0800)]
add ppc_flags.py so we can get the ppc versions of all the flags we need

tells gcc to dump all #defines, and parses that.

11 months agomsr and svstate default to None in TestCase, they're replaced with actual values...
Jacob Lifshay [Thu, 16 Nov 2023 03:31:32 +0000 (19:31 -0800)]
msr and svstate default to None in TestCase, they're replaced with actual values in ISACaller

11 months agono point defining nm=-1
Luke Kenneth Casson Leighton [Wed, 15 Nov 2023 14:34:38 +0000 (14:34 +0000)]
no point defining nm=-1

11 months agoadd 2nd maxloc case
Luke Kenneth Casson Leighton [Wed, 15 Nov 2023 14:33:03 +0000 (14:33 +0000)]
add 2nd maxloc case

11 months agomove maxloc to isacaller directory
Luke Kenneth Casson Leighton [Wed, 15 Nov 2023 14:18:20 +0000 (14:18 +0000)]
move maxloc to isacaller directory

11 months agopython conversion of maxloc.c
Luke Kenneth Casson Leighton [Wed, 15 Nov 2023 14:17:09 +0000 (14:17 +0000)]
python conversion of maxloc.c

11 months agoadd TRAP docs programmerjake/bug-1177
Jacob Lifshay [Thu, 9 Nov 2023 02:27:34 +0000 (18:27 -0800)]
add TRAP docs

11 months agomisc fixes for fallout of copying insn inputs
Jacob Lifshay [Tue, 7 Nov 2023 04:54:52 +0000 (20:54 -0800)]
misc fixes for fallout of copying insn inputs

11 months agoSystem Call Interrupts do *not* set SRR1[TRAP]
Jacob Lifshay [Tue, 7 Nov 2023 04:38:18 +0000 (20:38 -0800)]
System Call Interrupts do *not* set SRR1[TRAP]

See PowerISA v3.1B Book III 7.5.14

11 months agosupport TRAP being called without setting a trap_bit
Jacob Lifshay [Tue, 7 Nov 2023 04:37:07 +0000 (20:37 -0800)]
support TRAP being called without setting a trap_bit

11 months agoonly write outputs that have .ok == True
Jacob Lifshay [Tue, 7 Nov 2023 04:54:05 +0000 (20:54 -0800)]
only write outputs that have .ok == True

11 months agouse create_full_args to generate insn arg list
Jacob Lifshay [Tue, 7 Nov 2023 04:49:19 +0000 (20:49 -0800)]
use create_full_args to generate insn arg list

11 months agoadd SelectableInt.ok
Jacob Lifshay [Tue, 7 Nov 2023 04:46:03 +0000 (20:46 -0800)]
add SelectableInt.ok

11 months agohelper for one-source-of-truth for insn argument list for ISACaller and parser
Jacob Lifshay [Tue, 7 Nov 2023 04:43:13 +0000 (20:43 -0800)]
helper for one-source-of-truth for insn argument list for ISACaller and parser

11 months agocopy_assign_rhs must retain subclasses of SelectableInt
Jacob Lifshay [Tue, 7 Nov 2023 04:41:11 +0000 (20:41 -0800)]
copy_assign_rhs must retain subclasses of SelectableInt

11 months agolog load/stores to InstrInOuts
Jacob Lifshay [Mon, 6 Nov 2023 02:14:29 +0000 (18:14 -0800)]
log load/stores to InstrInOuts

11 months agoformat code
Jacob Lifshay [Thu, 2 Nov 2023 01:36:10 +0000 (18:36 -0700)]
format code

11 months agomisc AST correctness fixes
Jacob Lifshay [Wed, 1 Nov 2023 05:50:40 +0000 (22:50 -0700)]
misc AST correctness fixes

11 months agofix maxloc
Luke Kenneth Casson Leighton [Tue, 14 Nov 2023 11:58:09 +0000 (11:58 +0000)]
fix maxloc

12 months agoadd debug print
Luke Kenneth Casson Leighton [Wed, 8 Nov 2023 20:25:09 +0000 (20:25 +0000)]
add debug print

12 months agowhoole stack of whitespace corrections
Luke Kenneth Casson Leighton [Wed, 8 Nov 2023 20:21:42 +0000 (20:21 +0000)]
whoole stack of whitespace corrections

12 months agomore crap removed
Luke Kenneth Casson Leighton [Wed, 8 Nov 2023 20:17:54 +0000 (20:17 +0000)]
more crap removed

12 months agoremove unnecessary cruft from Makefile
Luke Kenneth Casson Leighton [Wed, 8 Nov 2023 20:14:32 +0000 (20:14 +0000)]
remove unnecessary cruft from Makefile

12 months agoRemoved unused include: bug #676
Andrey Miroshnikov [Wed, 8 Nov 2023 16:37:57 +0000 (16:37 +0000)]
Removed unused include: bug #676

12 months agoAdding fortran C example for Shriya, bug #676
Andrey Miroshnikov [Wed, 8 Nov 2023 16:17:59 +0000 (16:17 +0000)]
Adding fortran C example for Shriya, bug #676

12 months agorename all load/store update-shifted-post-increment to *upsx
Jacob Lifshay [Mon, 6 Nov 2023 03:07:57 +0000 (19:07 -0800)]
rename all load/store update-shifted-post-increment to *upsx

https://bugs.libre-soc.org/show_bug.cgi?id=1048#c21

12 months agofix instruction name conflicts
Jacob Lifshay [Mon, 6 Nov 2023 02:20:42 +0000 (18:20 -0800)]
fix instruction name conflicts

12 months agoremove lhaup from pifixedloadshift -- all pi-shift instructions are indexed X-Form...
Jacob Lifshay [Mon, 6 Nov 2023 02:18:08 +0000 (18:18 -0800)]
remove lhaup from pifixedloadshift -- all pi-shift instructions are indexed X-Form rather than D-Form