Luke Kenneth Casson Leighton [Thu, 21 May 2020 17:52:43 +0000 (18:52 +0100)]
move CompLDSTOpSubset to fu.ldst.ldst_input_record
Michael Nolan [Thu, 21 May 2020 17:20:01 +0000 (13:20 -0400)]
Fix broken unit tests in test_caller
Michael Nolan [Thu, 21 May 2020 17:13:57 +0000 (13:13 -0400)]
Add cr output decoder to power_decoder2.py
Michael Nolan [Thu, 21 May 2020 16:22:16 +0000 (12:22 -0400)]
Add CR In decoder to power_decoder2.py
Michael Nolan [Thu, 21 May 2020 15:59:54 +0000 (11:59 -0400)]
Convert CR out to enum in power_decoder
Michael Nolan [Thu, 21 May 2020 15:59:34 +0000 (11:59 -0400)]
Update to latest wiki version - convert CR out to enum
Michael Nolan [Thu, 21 May 2020 15:38:04 +0000 (11:38 -0400)]
Convert CR In field to enum instead of single bit
Michael Nolan [Thu, 21 May 2020 15:37:54 +0000 (11:37 -0400)]
Update to latest wiki version
Luke Kenneth Casson Leighton [Thu, 21 May 2020 16:48:20 +0000 (17:48 +0100)]
add zero_a flag to CompALUOpSubset
Luke Kenneth Casson Leighton [Thu, 21 May 2020 16:44:21 +0000 (17:44 +0100)]
add zero_a flag to Decode2ExecuteType
Michael Nolan [Thu, 21 May 2020 13:48:44 +0000 (09:48 -0400)]
Fix broken test_adde/add overflow handling to caller.py
Luke Kenneth Casson Leighton [Thu, 21 May 2020 12:02:42 +0000 (13:02 +0100)]
whitespace/shuffle
Luke Kenneth Casson Leighton [Thu, 21 May 2020 11:57:20 +0000 (12:57 +0100)]
move common functionality between PipeSpecs to soc.fu.pipe_data
Luke Kenneth Casson Leighton [Thu, 21 May 2020 11:45:33 +0000 (12:45 +0100)]
move FU IntegerData to directory below
Luke Kenneth Casson Leighton [Thu, 21 May 2020 10:43:02 +0000 (11:43 +0100)]
branch output spec nia not cia
Luke Kenneth Casson Leighton [Thu, 21 May 2020 10:42:36 +0000 (11:42 +0100)]
add dedicated TrapPipeSpec
Luke Kenneth Casson Leighton [Thu, 21 May 2020 10:39:01 +0000 (11:39 +0100)]
create and use ShiftRotPipeSpec
Luke Kenneth Casson Leighton [Thu, 21 May 2020 10:33:58 +0000 (11:33 +0100)]
convert to individual PipeSpecs for each pipeline
Luke Kenneth Casson Leighton [Thu, 21 May 2020 10:15:25 +0000 (11:15 +0100)]
add regspec to ALUPipeSpec
Luke Kenneth Casson Leighton [Thu, 21 May 2020 10:14:52 +0000 (11:14 +0100)]
use branch-specific data structures, add "regspecs" to branch pspec
Luke Kenneth Casson Leighton [Thu, 21 May 2020 09:50:12 +0000 (10:50 +0100)]
code-morph LDSTCompUnit to use RecordObject structure, like CompUnitALU
Cesar Strauss [Thu, 21 May 2020 09:05:57 +0000 (06:05 -0300)]
Fixed typo and left-over from refactoring
Michael Nolan [Wed, 20 May 2020 20:33:02 +0000 (16:33 -0400)]
Add proof for OP_MCRF
Michael Nolan [Wed, 20 May 2020 20:21:15 +0000 (16:21 -0400)]
Add proof for OP_MFCR
Michael Nolan [Wed, 20 May 2020 19:47:08 +0000 (15:47 -0400)]
Make test for bpermd exercise the module a bit more
Michael Nolan [Wed, 20 May 2020 19:32:36 +0000 (15:32 -0400)]
Revert "*technically* don't use a full crossbar"
This reverts commit
e49a0608e702ed60db62fd36ff450828b567db42.
Doesn't reduce logic usage
Luke Kenneth Casson Leighton [Wed, 20 May 2020 19:31:32 +0000 (20:31 +0100)]
add link to bugreport in CR pipe formal test
Michael Nolan [Wed, 20 May 2020 19:29:07 +0000 (15:29 -0400)]
*technically* don't use a full crossbar
colepoirier [Wed, 20 May 2020 19:19:40 +0000 (12:19 -0700)]
Added OP_BPERMD to fu/logical pipeline, with test
Michael Nolan [Wed, 20 May 2020 19:17:55 +0000 (15:17 -0400)]
Revert "assign index to temporary"
This reverts commit
e0e859f73a3e38365f8a5fef20628d6a0aae4c1f.
Michael Nolan [Wed, 20 May 2020 18:51:17 +0000 (14:51 -0400)]
Add proof for OP_CROP
Luke Kenneth Casson Leighton [Wed, 20 May 2020 18:56:08 +0000 (19:56 +0100)]
go back to not using LUT in CR pipe
Luke Kenneth Casson Leighton [Wed, 20 May 2020 18:49:36 +0000 (19:49 +0100)]
assign index to temporary
Luke Kenneth Casson Leighton [Wed, 20 May 2020 18:45:12 +0000 (19:45 +0100)]
store CR lut result in temporary
Michael Nolan [Wed, 20 May 2020 18:32:29 +0000 (14:32 -0400)]
Begin adding CR proof
Michael Nolan [Wed, 20 May 2020 18:33:15 +0000 (14:33 -0400)]
Fix small bug in op_crop
Luke Kenneth Casson Leighton [Wed, 20 May 2020 18:10:53 +0000 (19:10 +0100)]
add register specs to pipeline in/out so that they can be used to connect up
Function Units to regfiles
Luke Kenneth Casson Leighton [Wed, 20 May 2020 17:41:05 +0000 (18:41 +0100)]
damn. assigning to temporary signals may turn out to be crucial. it could
just be something that affects Arrays: generating the ilang for CR pipeline
went mental. 100% CPU for several minutes. bad sign
Luke Kenneth Casson Leighton [Wed, 20 May 2020 17:31:51 +0000 (18:31 +0100)]
ehn? moo? CR test_pipe_caller locks up 100% CPU on writing ilang file
Luke Kenneth Casson Leighton [Wed, 20 May 2020 17:24:33 +0000 (18:24 +0100)]
correct XER variable names
Luke Kenneth Casson Leighton [Wed, 20 May 2020 17:24:16 +0000 (18:24 +0100)]
correct import on shift_rot maskgen
Michael Nolan [Wed, 20 May 2020 17:04:43 +0000 (13:04 -0400)]
Use overflow definition from microwatt
Michael Nolan [Wed, 20 May 2020 16:44:46 +0000 (12:44 -0400)]
Add overflow handling and proof
Michael Nolan [Wed, 20 May 2020 17:11:18 +0000 (13:11 -0400)]
Fix bug introduced in rebase
Luke Kenneth Casson Leighton [Wed, 20 May 2020 17:00:56 +0000 (18:00 +0100)]
fixup XER names in shift_rot pipe tests
Luke Kenneth Casson Leighton [Wed, 20 May 2020 16:54:34 +0000 (17:54 +0100)]
formal proof rename on XER flags
Luke Kenneth Casson Leighton [Wed, 20 May 2020 16:50:32 +0000 (17:50 +0100)]
update to new names for XER fields
Luke Kenneth Casson Leighton [Wed, 20 May 2020 16:47:41 +0000 (17:47 +0100)]
normalise XER regs carry/32 and SO
Michael Nolan [Wed, 20 May 2020 15:29:59 +0000 (11:29 -0400)]
Add proof for OP_CNTZ
Luke Kenneth Casson Leighton [Wed, 20 May 2020 15:27:26 +0000 (16:27 +0100)]
add cross-reference to bugtracker and wiki
Michael Nolan [Wed, 20 May 2020 15:15:10 +0000 (11:15 -0400)]
Add test for edge cases that were previously buggy
Michael Nolan [Wed, 20 May 2020 15:12:14 +0000 (11:12 -0400)]
Delete assume left over from testing
Michael Nolan [Wed, 20 May 2020 15:10:18 +0000 (11:10 -0400)]
Add proof for OP_PRTY
Michael Nolan [Wed, 20 May 2020 15:04:57 +0000 (11:04 -0400)]
Formally verify OP_POPCNT
Michael Nolan [Wed, 20 May 2020 14:49:54 +0000 (10:49 -0400)]
Fix bug with popcntd
Popcount on -1 (64 ones) would overflow the signal holding the sum,
giving 0 instead of 64
Luke Kenneth Casson Leighton [Wed, 20 May 2020 14:38:27 +0000 (15:38 +0100)]
convert CompUnit to use CompUnitRecord
Luke Kenneth Casson Leighton [Wed, 20 May 2020 14:23:42 +0000 (15:23 +0100)]
whitespace, rename ilang to alu_main_stage.il
Luke Kenneth Casson Leighton [Wed, 20 May 2020 14:22:22 +0000 (15:22 +0100)]
i seem to like short names that happen to make things fit onto one line
under 80 chars...
Michael Nolan [Wed, 20 May 2020 14:07:16 +0000 (10:07 -0400)]
Add proof for OP_CMP and OP_CMPEQB
Michael Nolan [Wed, 20 May 2020 14:01:29 +0000 (10:01 -0400)]
Add proof for OP_EXTS
Michael Nolan [Wed, 20 May 2020 13:52:05 +0000 (09:52 -0400)]
Add 32 bit carry handling to alu
Luke Kenneth Casson Leighton [Wed, 20 May 2020 13:50:39 +0000 (14:50 +0100)]
output ilang for ALU to unique file
Luke Kenneth Casson Leighton [Wed, 20 May 2020 13:46:45 +0000 (14:46 +0100)]
use nmutil exts helper in ALU OP_EXTS
Luke Kenneth Casson Leighton [Wed, 20 May 2020 13:34:11 +0000 (14:34 +0100)]
use nmutil exts helper
Luke Kenneth Casson Leighton [Wed, 20 May 2020 13:30:23 +0000 (14:30 +0100)]
fix imports in fu matrix tests
Luke Kenneth Casson Leighton [Wed, 20 May 2020 13:30:01 +0000 (14:30 +0100)]
use nmutil exts helper
Michael Nolan [Wed, 20 May 2020 13:28:40 +0000 (09:28 -0400)]
Fix broken test_caller.py
Luke Kenneth Casson Leighton [Wed, 20 May 2020 05:07:16 +0000 (06:07 +0100)]
munge / simplify code
Luke Kenneth Casson Leighton [Wed, 20 May 2020 05:00:47 +0000 (06:00 +0100)]
minor code-munge, use shorter names
Luke Kenneth Casson Leighton [Wed, 20 May 2020 04:46:17 +0000 (05:46 +0100)]
convert shift_rot to use XER Data
Luke Kenneth Casson Leighton [Wed, 20 May 2020 04:44:52 +0000 (05:44 +0100)]
convert Logical to use new XER use of Data()
Luke Kenneth Casson Leighton [Wed, 20 May 2020 04:42:45 +0000 (05:42 +0100)]
convert alu output to use Data for XER and CR0
Luke Kenneth Casson Leighton [Wed, 20 May 2020 01:01:19 +0000 (02:01 +0100)]
whoops changed name of ALUInputData to LogicalInputData
Luke Kenneth Casson Leighton [Wed, 20 May 2020 00:58:38 +0000 (01:58 +0100)]
fix a series of random imports
Luke Kenneth Casson Leighton [Wed, 20 May 2020 00:23:00 +0000 (01:23 +0100)]
add DIV and MUL to POWER Function enum
Luke Kenneth Casson Leighton [Tue, 19 May 2020 21:55:54 +0000 (22:55 +0100)]
output ilang to branch_pipeline.il for branch
Luke Kenneth Casson Leighton [Tue, 19 May 2020 21:54:44 +0000 (22:54 +0100)]
use field AA directly
Luke Kenneth Casson Leighton [Tue, 19 May 2020 21:14:00 +0000 (22:14 +0100)]
add OP_RFID to enums
Luke Kenneth Casson Leighton [Tue, 19 May 2020 21:11:54 +0000 (22:11 +0100)]
update submodule to latest (including OP_TDI/OP_TRAP
Luke Kenneth Casson Leighton [Tue, 19 May 2020 20:58:13 +0000 (21:58 +0100)]
remove SPR3 from Branch Data, rename lr and spr to SPR1 and SPR2
colepoirier [Tue, 19 May 2020 20:43:13 +0000 (13:43 -0700)]
Renamed bperm files in fu/logical and fu/logical formal to correct name
of operation 'bpermd', added up-to-date docstring from spec v3.1
Luke Kenneth Casson Leighton [Tue, 19 May 2020 20:38:51 +0000 (21:38 +0100)]
rename module, remove extraneous code and imports
Luke Kenneth Casson Leighton [Tue, 19 May 2020 20:37:40 +0000 (21:37 +0100)]
hmmm, branch sets nia to Data as well and sets nia.ok if branch should occur
therefore do the same thing?
Luke Kenneth Casson Leighton [Tue, 19 May 2020 20:34:02 +0000 (21:34 +0100)]
whitespace
Luke Kenneth Casson Leighton [Tue, 19 May 2020 20:33:38 +0000 (21:33 +0100)]
use Data on SPRs in Trap InputData just like in BranchOutputData
Luke Kenneth Casson Leighton [Tue, 19 May 2020 20:30:42 +0000 (21:30 +0100)]
code-munge
Luke Kenneth Casson Leighton [Tue, 19 May 2020 20:22:38 +0000 (21:22 +0100)]
update comments
Michael Nolan [Tue, 19 May 2020 19:59:33 +0000 (15:59 -0400)]
Add should_trap signal to trap output data
Michael Nolan [Tue, 19 May 2020 19:52:52 +0000 (15:52 -0400)]
Add trap main stage
Michael Nolan [Tue, 19 May 2020 19:34:49 +0000 (15:34 -0400)]
Update to latest wiki version - fixing OP_TRAP
Michael Nolan [Tue, 19 May 2020 19:34:35 +0000 (15:34 -0400)]
Change OP_TWI/TDI/TW/TD to OP_TRAP
Michael Nolan [Tue, 19 May 2020 19:26:48 +0000 (15:26 -0400)]
Begin adding trap FU
Luke Kenneth Casson Leighton [Tue, 19 May 2020 17:33:48 +0000 (18:33 +0100)]
rename ALUPipeData to LogicalPipeData
Luke Kenneth Casson Leighton [Tue, 19 May 2020 16:25:51 +0000 (17:25 +0100)]
annoying syntax error
Luke Kenneth Casson Leighton [Tue, 19 May 2020 16:25:18 +0000 (17:25 +0100)]
code-shuffle on OP_CNTZ
Michael Nolan [Tue, 19 May 2020 16:06:52 +0000 (12:06 -0400)]
Implement 32 bit cntlz and cnttz
Michael Nolan [Tue, 19 May 2020 15:58:19 +0000 (11:58 -0400)]
Actually implement cntlzd
Michael Nolan [Tue, 19 May 2020 15:35:54 +0000 (11:35 -0400)]
Fix weird edge cases with carry
Michael Nolan [Tue, 19 May 2020 15:20:04 +0000 (11:20 -0400)]
Add ca32 to caller.py
Michael Nolan [Tue, 19 May 2020 15:06:04 +0000 (11:06 -0400)]
Handle carry out in alu