Eddie Hung
4c327cf316
Use new -wb flag for ABC flow
2019-04-18 10:32:41 -07:00
Eddie Hung
9278192efe
Also update Makefile.inc
2019-04-18 09:58:34 -07:00
Eddie Hung
7b6ab937c1
Make SB_LUT4 a blackbox
2019-04-18 09:05:22 -07:00
Eddie Hung
8024f41897
Fix rename
2019-04-18 09:04:34 -07:00
Eddie Hung
ed5e75ed7d
Rename to abc_*.{box,lut}
2019-04-18 09:02:58 -07:00
Eddie Hung
8fd455c910
Update Makefile.inc too
2019-04-17 15:19:48 -07:00
Eddie Hung
c795e14d25
Reduce to three devices: hx, lp, u
2019-04-17 15:19:02 -07:00
Eddie Hung
5c0853fc51
Add up5k timings
2019-04-17 15:10:39 -07:00
Eddie Hung
4b520ae627
Fix grammar
2019-04-17 15:10:22 -07:00
Eddie Hung
3105a8a653
Update error message
2019-04-17 15:07:44 -07:00
Eddie Hung
6f3e5297db
Add "-device" argument to synth_ice40
2019-04-17 15:04:46 -07:00
Eddie Hung
671cca59a9
Missing abc_flop_q attribute on SPRAM
2019-04-17 14:44:08 -07:00
Eddie Hung
437fec0d88
Map to SB_LUT4 from fastest input first
2019-04-17 13:01:17 -07:00
Eddie Hung
58847df1b9
Mark seq output ports with "abc_flop_q" attr
2019-04-17 12:27:45 -07:00
Eddie Hung
1eade06671
Also update Makefile.inc
2019-04-17 12:27:02 -07:00
Eddie Hung
4fb9ccfcd8
synth_ice40 to use renamed files
2019-04-17 12:22:03 -07:00
Eddie Hung
42c33db22c
Rename to abc.*
2019-04-17 12:15:34 -07:00
Eddie Hung
c1ebe51a75
Revert "Try using an ICE40_CARRY_LUT primitive to avoid ABC issues"
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This reverts commit a7632ab332
.
2019-04-17 11:10:20 -07:00
Eddie Hung
a7632ab332
Try using an ICE40_CARRY_LUT primitive to avoid ABC issues
2019-04-17 11:10:04 -07:00
Eddie Hung
17fb6c3522
Fix spacing
2019-04-17 08:40:50 -07:00
Eddie Hung
743c164eee
Add SB_LUT4 to box library
2019-04-16 17:34:11 -07:00
Eddie Hung
7980118d74
Add ice40 box files
2019-04-16 16:39:30 -07:00
Eddie Hung
04e466d5e4
Add support for synth_xilinx -abc9 and ignore abc9 -dress opt
2019-04-12 12:28:37 -07:00
Eddie Hung
f77da46a87
Merge remote-tracking branch 'origin/master' into xaig
2019-04-12 12:21:48 -07:00
Eddie Hung
db1a5ec6a2
Merge pull request #928 from litghost/add_xc7_sim_models
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Add additional cells sim models for core 7-series primitives.
2019-04-12 11:52:45 -07:00
Keith Rothman
1f9235ede5
Remove BUFGCTRL, BUFHCE and LUT6_2 from cells_xtra.
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Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
2019-04-12 09:35:15 -07:00
Diego
643ae9bfc5
Fixing issues in CycloneV cell sim
2019-04-11 19:59:03 -05:00
Keith Rothman
e107ccdde8
Fix LUT6_2 definition.
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Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
2019-04-09 11:43:19 -07:00
Keith Rothman
5e0339855f
Add additional cells sim models for core 7-series primatives.
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Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
2019-04-09 09:01:53 -07:00
Eddie Hung
bca3cf6843
Merge branch 'master' into xaig
2019-04-08 16:31:59 -07:00
David Shah
46f6a60d58
xilinx: Add keep attribute where appropriate
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Signed-off-by: David Shah <dave@ds0.me>
2019-03-22 13:57:17 +00:00
Clifford Wolf
fe1fb1336b
Add Xilinx negedge FFs to synth_xilinx dffinit call, fixes #873
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-19 20:30:28 +01:00
Clifford Wolf
9284cf92b8
Remove ice40/cells_sim.v hack to avoid warning for blocking memory writes
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-12 20:14:18 +01:00
Clifford Wolf
ff4c2a14ae
Fix typo in ice40_braminit help msg
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-09 13:24:55 -08:00
Clifford Wolf
2ace1b0041
Merge pull request #859 from smunaut/ice40_braminit
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iCE40 BRAM primitives init from file
2019-03-09 13:24:10 -08:00
Sylvain Munaut
5b6f591033
ice40: Run ice40_braminit pass by default
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Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
2019-03-08 00:15:46 +01:00
Sylvain Munaut
e71055cfe8
ice40: Add ice40_braminit pass to allow initialization of BRAM from file
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This adds a INIT_FILE attribute to the SB_RAM40_4K blocks that will
initialize content from a hex file. Same behavior is imlemented in the
simulation model and in a new pass for actual synthesis
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
2019-03-08 00:15:46 +01:00
Clifford Wolf
350dfd3745
Add link to SF2 / igloo2 macro library guide
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-07 09:08:26 -08:00
Clifford Wolf
8b0719d1e3
Improvements in sf2 cells_sim.v
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-06 16:18:49 -08:00
Clifford Wolf
2d2c1617ee
Add sf2 techmap rules for more FF types
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-06 15:47:54 -08:00
Clifford Wolf
78762316aa
Refactor SF2 iobuf insertion, Add clkint insertion
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-06 00:41:02 -08:00
Clifford Wolf
da5181a3df
Improvements in SF2 flow and demo
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-05 20:36:00 -08:00
Clifford Wolf
bfcd46dbd3
Merge pull request #842 from litghost/merge_upstream
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Changes required for VPR place and route in synth_xilinx
2019-03-05 15:33:19 -08:00
Clifford Wolf
724576a4e2
Merge pull request #850 from daveshah1/ecp5_warn_conflict
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ecp5: Demote conflicting FF init values to a warning
2019-03-05 15:23:01 -08:00
Clifford Wolf
13844c7658
Use "write_edif -pvector bra" for Xilinx EDIF files
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-05 15:16:13 -08:00
Keith Rothman
228f132ec3
Revert BRAM WRITE_MODE changes.
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Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
2019-03-04 09:22:22 -08:00
David Shah
777864d02e
ecp5: Demote conflicting FF init values to a warning
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Signed-off-by: David Shah <dave@ds0.me>
2019-03-04 11:26:20 +00:00
Keith Rothman
3e16f75bc6
Revert FF models to include IS_x_INVERTED parameters.
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Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
2019-03-01 14:41:21 -08:00
Keith Rothman
5ebeca12eb
Use singular for disabling of DRAM or BRAM inference.
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Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
2019-03-01 14:35:14 -08:00
Keith Rothman
eccaf101d8
Modify arguments to match existing style.
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Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
2019-03-01 12:14:27 -08:00