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Code Activity
8058 commits 121 branches 59 tags 45 MiB
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2598 commits

Author SHA1 Message Date
N. Engelhardt
341fd872b5 Merge branch 'master' of https://github.com/YosysHQ/yosys into abc_scratchpad_script 2020-01-03 12:28:48 +01:00
Eddie Hung
d6242be802
Merge pull request #1601 from YosysHQ/eddie/synth_retime 
"abc -dff" to no longer retime by default
 2020-01-02 08:46:24 -08:00
Miodrag Milanovic
e0c879684f take skip wire bits into account 2020-01-01 16:13:14 +01:00
Eddie Hung
22fe931c86 Grammar 2019-12-30 15:07:15 -08:00
Eddie Hung
566d9fb77f Revert "ABC to call retime all the time" 
This reverts commit 9aa94370a5.
 2019-12-30 13:28:29 -08:00
Miodrag Milanovic
3e14ff1667 fixed invalid char 2019-12-25 20:38:48 +01:00
Marcin Kościelnicki
a24596def3 iopadmap: Emit tristate buffers with const OE for some edge cases. 2019-12-25 17:37:58 +01:00
Marcin Kościelnicki
e226a8f7f1 Minor nit fixes 2019-12-25 15:39:40 +01:00
Eddie Hung
1d0ac659ad Fix OPMODE for PCIN->PCOUT cascades in xc6s, check B[01]REG too 2019-12-23 14:40:59 -08:00
Eddie Hung
75acaff6f5 Fix CEA/CEB check 2019-12-23 14:22:13 -08:00
Eddie Hung
edabe73377 Fix checking CE[AB] and for direct connections 2019-12-23 13:41:26 -08:00
Eddie Hung
71cac30309 Support unregistered cascades for A and B inputs 2019-12-23 12:38:18 -08:00
Eddie Hung
d00533eaa8 Add DSP48A* PCOUT -> PCIN cascade support 2019-12-23 11:42:46 -08:00
Marcin Kościelnicki
666c6128a9 xilinx_dsp: Initial DSP48A/DSP48A1 support. 2019-12-22 20:51:14 +01:00
Eddie Hung
1482f32d53
Merge pull request #1585 from YosysHQ/eddie/fix_abc9_lut 
Interpret "abc9 -lut" as lut string only if [0-9:]
 2019-12-20 13:09:00 -08:00
Eddie Hung
269ba56a6d
Merge pull request #1581 from YosysHQ/clifford/fix1565 
Fix sim for assignments with lhs<rhs size
 2019-12-19 12:24:27 -05:00
Eddie Hung
3b559de6e9 Interpret "abc9 -lut" as lut string only if [0-9:] 2019-12-18 12:21:12 -08:00
Eddie Hung
d0afe4e10d Merge branch 'master' of github.com:YosysHQ/yosys 2019-12-18 12:08:38 -08:00
Eddie Hung
b2a42e1fac
Merge pull request #1572 from nakengelhardt/scratchpad_pass 
add a command to read/modify scratchpad contents
 2019-12-18 13:55:44 -05:00
Marcin Kościelnicki
a235250403 xilinx: Add xilinx_dffopt pass (#1557) 2019-12-18 13:43:43 +01:00
N. Engelhardt
3671ecc7d0 use extra_args 2019-12-18 12:30:30 +01:00
N. Engelhardt
c8bc1793a4 check scratchpad variable abc9.scriptfile 2019-12-17 19:39:55 +01:00
Clifford Wolf
41ed6ca7a5 Fix sim for assignments with lhs<rhs size, fixes #1565 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-12-17 17:36:30 +01:00
Eddie Hung
dccd7eb39f Cleanup 2019-12-17 00:25:08 -08:00
Eddie Hung
33e6d05585 Enforce non-existence 2019-12-16 17:06:30 -08:00
Eddie Hung
187e1c46e6 Update doc 2019-12-16 14:48:53 -08:00
Eddie Hung
4158ce4eda More sloppiness, thanks @dh73 for spotting 2019-12-16 13:56:45 -08:00
Eddie Hung
6b384861e4 Oops 2019-12-16 13:31:05 -08:00
Eddie Hung
503d1db551 Implement 'attributes' grammar 2019-12-16 12:58:13 -08:00
Eddie Hung
952d62991f Merge branch 'diego/memattr' of https://github.com/dh73/yosys into diego/memattr 2019-12-16 12:07:49 -08:00
Diego H
87e21b0122 Fixing compiler warning/issues. Moving test script to the correct place 2019-12-16 10:23:45 -06:00
N. Engelhardt
abcd82daca add assert option to scratchpad command 2019-12-16 14:00:21 +01:00
Diego H
b35559fc33 Merging attribute rules into a single match block; Adding tests 2019-12-15 23:33:09 -06:00
Alyssa Milburn
e709fd3da1 Fix opt_expr.eqneq.cmpzero debug print 2019-12-15 20:40:38 +01:00
Diego H
266993408a Refactoring memory attribute matching based on IEEE 1364.1 and Tool specific 2019-12-13 15:43:24 -06:00
N. Engelhardt
91f427d719 check scratchpad variables for custom abc scripts 2019-12-13 12:54:52 +01:00
N. Engelhardt
ce3615b367 add periods and newlines to help message 2019-12-13 10:28:34 +01:00
N. Engelhardt
1187e91c2f add test and make help message more verbose 2019-12-12 20:51:59 +01:00
N. Engelhardt
4c7cda1c8b add a command to read/modify scratchpad contents 2019-12-12 16:25:03 +01:00
Eddie Hung
7e5602ad17
Merge pull request #1545 from YosysHQ/eddie/ice40_wrapcarry_attr 
Preserve SB_CARRY name and attributes when using $__ICE40_CARRY_WRAPPER
 2019-12-09 17:38:48 -08:00
Eddie Hung
36a88be609 ice40_wrapcarry -unwrap to preserve 'src' attribute 2019-12-09 14:28:54 -08:00
Eddie Hung
bbdf2452b3 -unwrap to create $lut not SB_LUT4 for opt_lut 2019-12-09 13:27:09 -08:00
Eddie Hung
500ed9b501 Sensitive to direct inst of $__ICE40_CARRY_WRAPPER; recreate SB_LUT4 2019-12-09 12:45:22 -08:00
Eddie Hung
e05372778a ice40_wrapcarry to really preserve attributes via -unwrap option 2019-12-09 11:48:28 -08:00
Eddie Hung
946d5854c0 Drop keep=0 attributes on SB_CARRY 2019-12-06 17:27:47 -08:00
Eddie Hung
a7e0cca480 Merge SB_CARRY+SB_LUT4's attributes when creating $__ICE40_CARRY_WRAPPER 2019-12-05 07:01:18 -08:00
Marcin Kościelnicki
2abe38e73e
iopadmap: Refactor and fix tristate buffer mapping. (#1527) 
The previous code for rerouting wires when inserting tristate buffers
was overcomplicated and didn't handle all cases correctly (in
particular, only cell connections were rewired — internal connections
were not).
 2019-12-04 08:44:08 +01:00
Eddie Hung
5897b918b3 ice40_wrapcarry to preserve SB_CARRY's attributes 2019-12-03 14:48:11 -08:00
David Shah
e9ce4e658b abc9: Fix breaking of SCCs 
Signed-off-by: David Shah <dave@ds0.me>
 2019-12-01 20:44:56 +00:00
Eddie Hung
6464dc35ec
Merge pull request #1536 from YosysHQ/eddie/xilinx_dsp_muladd 
xilinx_dsp: consider sign and zero-extension when packing post-multiplier adder
 2019-11-27 08:00:22 -08:00