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Author SHA1 Message Date
Clifford Wolf
42348cddd9 Merge pull request #63 from wluker/verilog-backend-mem 
Fixed bug in $mem cell verilog code generation.
 2015-05-11 21:38:06 +02:00
luke whittlesey
3bb5f064b8 Fixed bug in $mem cell verilog code generation. 2015-05-11 14:05:18 -04:00
Clifford Wolf
9e56739634 Disabled broken $mem support in verilog backend 2015-05-10 21:38:41 +02:00
Clifford Wolf
e47218e9ea Merge pull request #62 from wluker/verilog-backend-mem 
Added support for $mem cells in the verilog backend.
 2015-05-10 21:23:59 +02:00
luke whittlesey
6de8fea2c7 Made changes recommended by Clifford Wolf ... 
Removed bit_check_equal(), used RTLIL::SigBit for individual bits, used
dict<> instead of std::map, and used RTLIL::SigSpec instead of
std::vector.
 2015-05-10 11:33:24 -04:00
luke whittlesey
2c1e150297 Verilog backend for $mem cells should now be able to handle different 
write-enable bits and RD_TRANSPARENT parameter settings.
 2015-05-08 15:29:51 -04:00
luke whittlesey
c0b68f4848 Added support for $mem cells in the verilog backend. 2015-05-07 13:03:09 -04:00
eddiehung
7c62318239 Fix for all zero mask 2015-05-03 12:53:09 +01:00
eddiehung
079c1205fe Escape '<' and '>' some more 2015-05-03 10:37:20 +01:00
Clifford Wolf
7462618591 Fixed memory_unpack for initialized memories 2015-04-29 19:55:32 +02:00
Clifford Wolf
96be31de89 Preserve important attributes in splitnets 2015-04-29 07:44:57 +02:00
Clifford Wolf
f483dce7c2 Added $eq/$neq -> $logic_not/$reduce_bool optimization 2015-04-29 07:28:15 +02:00
eddiehung
872e13321c For vtr, escape angle brackets as well 2015-04-28 08:56:00 +01:00
eddiehung
058deb777e blifwriter: write out .names for true/false/undef type == '-' 2015-04-28 08:55:26 +01:00
Clifford Wolf
9d067fecea ice40_opt bugfix 2015-04-27 11:36:13 +02:00
Clifford Wolf
310fde197e iCE40: SB_CARRY const fold -> unmap SB_LUT 2015-04-27 10:27:50 +02:00
Clifford Wolf
794d22969d Added simplemap $lut support 2015-04-27 10:16:07 +02:00
Clifford Wolf
8d4a675f91 Added iCE40 const folding support for SB_CARRY 2015-04-27 08:38:14 +02:00
Clifford Wolf
752851954b Initialization support for all iCE40 bram modes 2015-04-26 08:39:31 +02:00
Clifford Wolf
b4d7a590e8 initialized iCE40 brams (mode 0) 2015-04-25 20:44:51 +02:00
Clifford Wolf
4cc4400514 improved iCE40 SB_RAM40_4K simulation model 2015-04-25 20:01:37 +02:00
Clifford Wolf
bd0597137d Updated ABC to hg rev 779de2de1481 2015-04-25 18:07:13 +02:00
Clifford Wolf
82a4722f46 More iCE40 bram improvements 2015-04-25 18:04:57 +02:00
Clifford Wolf
49859393bb Improved attributes API and handling of "src" attributes 2015-04-24 22:04:05 +02:00
Clifford Wolf
687f5a5b12 iCE40 bram progress 2015-04-24 15:38:11 +02:00
Clifford Wolf
308a59aa18 iCE40 bram tests and fixes 2015-04-24 08:32:07 +02:00
Clifford Wolf
d6f7698f59 Added ice40 bram support 2015-04-24 00:06:50 +02:00
Clifford Wolf
11f77205f5 Fixed memory_share for unconditional write with part select to memory 2015-04-22 06:40:23 +02:00
Clifford Wolf
1277d1bcb8 iCE40: Added SB_RAM40_4K{,NR,NW,NRNW}* models 2015-04-19 21:37:40 +02:00
Clifford Wolf
7ff802e199 Verilog front-end: define `BLACKBOX in -lib mode 2015-04-19 21:30:46 +02:00
Clifford Wolf
49ef830464 added sync reset to ice40 test_ffs.sh 2015-04-18 09:41:31 +02:00
Clifford Wolf
f564a65851 Added ice40 test_arith 2015-04-18 09:33:34 +02:00
Clifford Wolf
f78fa718be Added ice40 SB_CARRY support 2015-04-18 09:33:08 +02:00
Clifford Wolf
faa95dd845 don't consider blackbox modules in "sat" command 2015-04-18 09:29:03 +02:00
Clifford Wolf
9041f34233 Improved handling of init values in opt_rmdff 
based on a patch by Mingyu Gao, user gaomy3832 on github
 2015-04-18 08:04:31 +02:00
Clifford Wolf
8cdbcf6859 Bugfix for $_DFF_?_ in "dff2dffe -direct-match" 2015-04-17 21:35:59 +02:00
Clifford Wolf
661b647559 Added mapping of synchronous set/reset to iCE40 flow 2015-04-17 11:54:25 +02:00
Clifford Wolf
e050467b89 Improved "maccmap" help message 2015-04-16 18:23:43 +02:00
Clifford Wolf
cfdc9fc50e A "#" does start a comment, not a label. 2015-04-16 18:13:41 +02:00
Clifford Wolf
31755ed1cf Changed ice40 ICESTORM_CARRYCONST port name 2015-04-16 12:09:14 +02:00
Clifford Wolf
dc30b034f7 Fixed "dff2dffe -direct-match" 2015-04-16 11:47:59 +02:00
Clifford Wolf
3e9e6e1c22 Added simple ice40 dff tests 2015-04-16 11:31:15 +02:00
Clifford Wolf
0d344a23d3 improved ice40 dff cell mapping 2015-04-16 11:30:56 +02:00
Clifford Wolf
f80d020f17 Added "dff2dffe -direct-match" 2015-04-16 11:30:17 +02:00
Clifford Wolf
4529c56cc6 use "hierarchy -auto-top" in synth_ice40 2015-04-14 13:45:15 +02:00
Clifford Wolf
06ce496f8d more cells in ice40 cell library 2015-04-14 13:44:43 +02:00
Clifford Wolf
2fc2f8f5b3 Added "splice -wires" 2015-04-13 19:28:12 +02:00
Clifford Wolf
e305d85807 Added handling of bool-output cells to "wreduce" 2015-04-13 19:27:49 +02:00
Clifford Wolf
3481f46d1e Improved xilinx "bram1" test 2015-04-09 17:12:12 +02:00
Clifford Wolf
7319951145 Added memory_bram "make_outreg" feature 2015-04-09 16:08:54 +02:00