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yosys
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443 Commits

Author SHA1 Message Date
Eddie Hung d4ab43d940 Add one more comment 2019-07-08 23:05:48 -07:00
Eddie Hung 939a225f92 Less thinking 2019-07-08 23:02:57 -07:00
Eddie Hung de40453553 Reword 2019-07-08 22:56:19 -07:00
Eddie Hung 7f964859ec synth_xilinx to call "synth -run coarse" with "-keepdc" 2019-07-08 19:23:24 -07:00
Eddie Hung 3f86407cc3 Map $__XILINX_SHIFTX in a more balanced manner 2019-07-08 17:06:35 -07:00
Eddie Hung 78914e2e0e Capitalisation 2019-07-08 17:06:22 -07:00
Eddie Hung baf47e496f Add synth_xilinx -widemux recommended value 2019-07-08 17:04:39 -07:00
Eddie Hung 895ca50173 Fixes for 2:1 muxes 2019-07-08 12:03:38 -07:00
Eddie Hung 0944acf3af synth_xilinx -widemux=2 is minimum now 2019-07-08 11:29:21 -07:00
Eddie Hung dbe1326573 Parametric muxcover costs as per @daveshah1 2019-07-08 11:08:20 -07:00
Eddie Hung c58998a7d2 atoi -> stoi as per @daveshah1 2019-07-08 10:48:10 -07:00
Eddie Hung 810f8c5dbd Merge branch 'eddie/script_from_wire' into eddie/xc7srl_cleanup 2019-07-02 09:21:02 -07:00
Eddie Hung 2ea6083b7e Fix $__XILINX_MUXF78 box timing 2019-07-01 14:04:06 -07:00
Eddie Hung 09ac274716 Revert "Fix broken MUXFx box, use MUXF7x2 box instead" 
This reverts commit a9a140aa6c.
 2019-07-01 14:01:09 -07:00
Eddie Hung a9a140aa6c Fix broken MUXFx box, use MUXF7x2 box instead 2019-07-01 13:36:27 -07:00
Eddie Hung 85f1c2dcbe Cleanup SRL inference/make more consistent 2019-06-29 21:42:20 -07:00
Eddie Hung 62ba724ccb Merge remote-tracking branch 'origin/master' into xc7mux 2019-06-29 19:39:27 -07:00
Eddie Hung dd8d264bf5 install *_nowide.lut files 2019-06-29 19:37:04 -07:00
Eddie Hung 728839d6ca Remove peepopt call in synth_xilinx since already in synth -run coarse 2019-06-28 12:53:38 -07:00
Eddie Hung ea0f7c9be9 Restore $__XILINX_MUXF78 const optimisation 2019-06-28 12:12:41 -07:00
Eddie Hung a193bf27c9 Clean up trimming leading 1'bx in A during techmappnig 2019-06-28 12:03:43 -07:00
Eddie Hung cf020befeb Fix CARRY4 abc_box_id 2019-06-28 11:28:50 -07:00
Eddie Hung 4ef26d4755 Merge remote-tracking branch 'origin/master' into xc7mux 2019-06-28 11:09:42 -07:00
Eddie Hung 00f63d82ce Reduce diff with upstream 2019-06-27 16:13:22 -07:00
Eddie Hung 9398921af1 Refactor for one "abc_carry" attribute on module 2019-06-27 16:07:14 -07:00
Eddie Hung 312c03e4ca Remove redundant doc 2019-06-27 15:28:55 -07:00
Eddie Hung 4d00e27ed7 Merge remote-tracking branch 'origin/xaig' into xc7mux 2019-06-27 11:23:30 -07:00
Eddie Hung 1237a4c116 Add warning if synth_xilinx -abc9 with family != xc7 2019-06-27 11:22:49 -07:00
Eddie Hung 6c256b8cda Merge origin/master 2019-06-27 11:20:15 -07:00
Eddie Hung 593e4a30bb MUXF78 -> $__MUXF78 to indicate internal 2019-06-26 20:09:28 -07:00
Eddie Hung dbb8c8caaa Merge remote-tracking branch 'origin/xaig' into xc7mux 2019-06-26 20:07:31 -07:00
Eddie Hung a7a88109f5 Update comment on boxes 2019-06-26 20:00:15 -07:00
Eddie Hung b7bef15b16 Add "WE" to dist RAM's abc_scc_break 2019-06-26 19:58:09 -07:00
Eddie Hung b9ff0503f3 synth_xilinx's muxcover call to be very conservative -- -nodecode 2019-06-26 17:57:10 -07:00
Eddie Hung f0a1726a1a Accidentally removed "simplemap $mux" 2019-06-26 17:48:49 -07:00
Eddie Hung 2b104ed6c8 Replace with <internal options> 2019-06-26 17:42:50 -07:00
Eddie Hung cae69a3edd Rework help_mode for synth_xilinx -widemux 2019-06-26 17:41:21 -07:00
Eddie Hung 5f807a7a5b Return to upstream synth_xilinx with opt -full and wreduce 2019-06-26 16:25:48 -07:00
Eddie Hung 812469aaa3 Merge remote-tracking branch 'origin/eddie/fix1132' into xc7mux 2019-06-26 14:48:35 -07:00
Eddie Hung c762be5930 Instead of blocking wreduce on $mux, use -keepdc instead #1132 2019-06-26 11:48:35 -07:00
Eddie Hung 8d8261c71f Do not call opt with -full before muxcover 2019-06-26 11:38:28 -07:00
Eddie Hung 80de03a7a6 Merge remote-tracking branch 'origin/xaig' into xc7mux 2019-06-26 11:24:39 -07:00
Eddie Hung 4d0014d1b1 Cleanup abc_box_id 2019-06-26 11:23:57 -07:00
Eddie Hung 612083a807 Merge remote-tracking branch 'origin/xaig' into xc7mux 2019-06-26 10:33:54 -07:00
Eddie Hung 5e1b8d458b Remove unused var 2019-06-26 10:33:07 -07:00
Eddie Hung 988e6163ab Add _nowide variants of LUT libraries in -nowidelut flows 2019-06-26 10:23:29 -07:00
Eddie Hung 799b18263f Merge branch 'koriakin/xc7nocarrymux' into xaig 2019-06-26 10:04:01 -07:00
Miodrag Milanovic ea0b6258ab Simulation model verilog fix 2019-06-26 18:34:34 +02:00
Eddie Hung 7389b043c0 Merge branch 'xc7nocarrymux' of https://github.com/koriakin/yosys into koriakin/xc7nocarrymux 2019-06-26 09:33:38 -07:00
Eddie Hung 177c26ca35 Rename -minmuxf to -widemux 2019-06-26 09:16:45 -07:00
Eddie Hung 480a04cb3c Realistic delays for RAM32X1D too 2019-06-25 09:34:28 -07:00
Eddie Hung 6095357390 Add RAM32X1D box info 2019-06-25 09:34:19 -07:00
Eddie Hung 6f36ec8ecf Merge remote-tracking branch 'origin/master' into xaig 2019-06-25 09:33:11 -07:00
Eddie Hung 4238feed81 This optimisation doesn't seem to work... 2019-06-25 09:21:46 -07:00
Eddie Hung 158325956e Realistic delays for RAM32X1D too 2019-06-24 23:05:28 -07:00
Eddie Hung 3825068a75 Merge remote-tracking branch 'origin/xaig' into xc7mux 2019-06-24 23:04:25 -07:00
Eddie Hung 2f770b7400 Use LUT delays for dist RAM delays 2019-06-24 23:02:53 -07:00
Eddie Hung e1ba25d79f Add RAM32X1D box info 2019-06-24 22:54:35 -07:00
Eddie Hung 1564eb8b54 Merge remote-tracking branch 'origin/xaig' into xc7mux 2019-06-24 22:48:49 -07:00
Eddie Hung 152e682bd5 Add Xilinx dist RAM as comb boxes 2019-06-24 21:54:01 -07:00
Eddie Hung f1675b88f6 Merge remote-tracking branch 'origin/eddie/ram32x1d' into xc7mux 2019-06-24 16:39:18 -07:00
Eddie Hung efd04880db Add RAM32X1D support 2019-06-24 16:16:50 -07:00
Eddie Hung c3df895bf4 Reduce MuxFx resources in mux techmapping 2019-06-24 15:16:44 -07:00
Eddie Hung db6a0b72b2 Reduce number of decomposed muxes during techmap 2019-06-24 14:28:56 -07:00
Eddie Hung 2e7992efff Revert "Fix techmapping muxes some more" 
This reverts commit 0aae3b4f43.
 2019-06-24 14:15:31 -07:00
Eddie Hung 7fbfcf20d1 Move comment 2019-06-24 14:15:00 -07:00
Eddie Hung 0aae3b4f43 Fix techmapping muxes some more 2019-06-24 12:50:48 -07:00
Eddie Hung 2b4501503d Fix mux techmapping 2019-06-24 12:18:17 -07:00
Eddie Hung aa1eeda567 Modify costs for muxcover 2019-06-24 11:51:55 -07:00
Eddie Hung 36e6da5396 Change synth_xilinx's -nomux to -minmuxf <int> 2019-06-24 10:04:01 -07:00
Eddie Hung d54dceb547 Merge remote-tracking branch 'origin/xaig' into xc7mux 2019-06-22 19:44:17 -07:00
Eddie Hung 792d0670c3 Add comment to xc7 box 2019-06-22 14:28:24 -07:00
Eddie Hung 7903ebe3e0 Carry in/out box ordering now move to end, not swap with end 2019-06-22 14:18:42 -07:00
Eddie Hung 65c022c257 Remove DFF and RAMD box info for now 2019-06-21 20:41:14 -07:00
Eddie Hung bbf3ad90f5 Remove $_MUX4_ techmap rule 2019-06-21 18:12:33 -07:00
Eddie Hung 39e0e006d5 Fix wreduce call (!!!), tweak muxcover costs 2019-06-21 18:12:07 -07:00
Eddie Hung faa2d6fc1c Constrain wreduce only if wide mux 2019-06-21 17:12:34 -07:00
Eddie Hung aeee9dcad7 Simplify and comment out mux_map.v 2019-06-21 17:06:30 -07:00
Eddie Hung ed00823b41 synth_xilinx to now wreduce except $mux, remove extra peepopt 2019-06-21 16:56:56 -07:00
Eddie Hung 29aee0989f mux_map to no longer copy last value into 1'bx 2019-06-21 16:55:59 -07:00
Eddie Hung 8bce3fb329 Fix spacing 2019-06-21 16:55:34 -07:00
Eddie Hung 694d40719f Fix spacing again, A_forward -> A_backward 2019-06-21 16:47:07 -07:00
Eddie Hung 11886c874c Restore wreduce to synth_xilinx, after muxcover 2019-06-21 16:18:29 -07:00
Eddie Hung 44fc616fc7 Revert B_SIGNED optimisation, since only works for Y_WIDTH==1 2019-06-21 16:18:14 -07:00
Eddie Hung 4d6fac019a Fix spacing 2019-06-21 16:06:13 -07:00
Eddie Hung aa0b107afb synth_xilinx to use _ABC macro, and perform muxpack again 2019-06-21 15:48:20 -07:00
Eddie Hung 9abde12110 Add $__XILINX_MUXF78 to preserve entire box 2019-06-21 15:47:42 -07:00
Eddie Hung 7acbea6b28 Fix alignment 2019-06-21 14:38:30 -07:00
Eddie Hung f433a52374 Add FIXME about need for -mux4 2019-06-21 11:15:23 -07:00
Eddie Hung c6b4653ebe Since muxcover uses MUX4s, blast them back to gates here 2019-06-21 11:13:01 -07:00
Eddie Hung dd22edcd28 Expand synth -coarse without wreduce, move muxcover 2019-06-21 11:12:32 -07:00
Eddie Hung f11c9a419b Call opt_expr -mux_undef to get rid of 1'bx in muxes prior to abc 2019-06-20 17:38:16 -07:00
Eddie Hung d1dadfcec8 Call opt_expr -mux_undef to get rid of 1'bx in muxes prior to abc 2019-06-20 16:45:09 -07:00
Eddie Hung 9faab38e8d mux_map to drop sign bit, and eliminate 'bx-es 2019-06-20 16:45:04 -07:00
Eddie Hung 4ca847a217 Merge remote-tracking branch 'origin/xaig' into xc7mux 2019-06-18 11:49:54 -07:00
Eddie Hung 8e0a47fb92 Really permute Xilinx LUT mappings as default LUT6.I5:A6 2019-06-18 11:48:48 -07:00
Eddie Hung 8f5e6d73ff Revert "Fix (do not) permute LUT inputs, but permute mux selects" 
This reverts commit da3d2eedd2.
 2019-06-18 11:35:21 -07:00
Eddie Hung 3d283e69f8 Merge remote-tracking branch 'origin/xaig' into xc7mux 2019-06-18 09:51:28 -07:00
Eddie Hung da3d2eedd2 Fix (do not) permute LUT inputs, but permute mux selects 2019-06-18 09:49:57 -07:00
Eddie Hung 2b0e28b261 Merge remote-tracking branch 'origin/xaig' into xc7mux 2019-06-17 22:29:34 -07:00