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* synth_gatemate: Add block RAM cascade supportPatrick Urban2021-11-132-112/+96
| | | | | * add simulation model for block RAM cascade in 40K mode * limit 20K_SDP and 40K_SDP to 40 and 80 bits (the only useful configurations)
* synth_gatemate: Remove obsolete iob_mapPatrick Urban2021-11-133-61/+2
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* synth_gatemate: Update passPatrick Urban2021-11-131-65/+25
| | | | | | * remove `write_edif` and `write_blif` options * remove redundant `abc` call before muxcover * update style
* synth_gatemate: Remove specify blocksPatrick Urban2021-11-131-92/+0
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* synth_gatemate: Remove gatemate_bramopt passPatrick Urban2021-11-133-148/+0
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* synth_gatemate: Revise block RAM read modes and initializationPatrick Urban2021-11-133-71/+230
| | | | | | | | * enable mixed read-width / write-width ports in SDP mode * fix NO_CHANGE and WRITE_THROUGH behavior during read access * remove redundant zero-initialization * set A/B_WE bit during map (gatemate_bramopt pass could be removed later) * differentiate "upper" and "lower" initialization for cascade mode
* synth_gatemate: Remove unsupported FF initializationPatrick Urban2021-11-131-2/+0
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* synth_gatemate: Rename multiplier factor parametersPatrick Urban2021-11-131-13/+10
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* synth_gatemate: Registers are uninitializedPatrick Urban2021-11-132-3/+3
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* synth_gatemate: Apply review remarksPatrick Urban2021-11-135-279/+211
| | | | | | | | * remove unused techmap models in `map_regs.v` * replace RAM initilization loops with 320-bit-writes * add script to test targets in top-level Makefile * remove `MAXWIDTH` parameter and treat both vector widths individually in `mult_map.v` * iterate over all modules in `gatemate_bramopt` pass
* synth_gatemate: Apply review remarksPatrick Urban2021-11-135-141/+86
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* synth_gatemate: Initial implementationPatrick Urban2021-11-1315-0/+3716
| | | | Signed-off-by: Patrick Urban <patrick.urban@web.de>
* iopadmap: Add native support for negative-polarity output enable.Marcelina Kościelnicka2021-11-099-33/+10
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* synth_gowin: move splitnets to after iopadmap (#2435)Pepijn de Vos2021-11-071-2/+3
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* Remove noalu from synth_gowin json output as Apicula now supports itPepijn de Vos2021-11-071-1/+0
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* gowin: widelut support (#3042)Pepijn de Vos2021-11-061-1/+0
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* ecp5: Add support for mapping aldff.Marcelina Kościelnicka2021-10-272-13/+13
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* Fixed Verific parser error in ice40 cell libraryClaire Xenia Wolf2021-10-191-22/+62
| | | | non-net output port 'Q' cannot be initialized at declaration in SystemVerilog mode
* CycloneV: Add (passthrough) support for cyclonev_oscillatorOlivier Galibert2021-10-171-1/+11
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* CycloneV: Add (passthrough) support for ↵Olivier Galibert2021-10-171-0/+8
| | | | cyclonev_hps_interface_mpu_general_purpose
* Hook up $aldff support in various passes.Marcelina Kościelnicka2021-10-021-1/+1
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* Add $aldff and $aldffe: flip-flops with async load.Marcelina Kościelnicka2021-10-023-0/+382
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* abc9: replace cell type/parameters if derived type already processed (#2991)Eddie Hung2021-09-091-1/+1
| | | | | | | | | | | * Add close bracket * Add testcase * Replace cell type/param if in unmap_design * Improve abc9_box error message too * Update comment as per review
* [ECP5] fix wrong link for syn_* attributes description (#2984)kittennbfive2021-08-292-2/+2
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* Add DLLDELDECP5-PCIe2021-08-221-0/+9
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* Gowin: deal with active-low tristate (#2971)Pepijn de Vos2021-08-204-6/+13
| | | | | | | | | * deal with active-low tristate * remove empty port * update sim models * add expected lut1 to tests
* ice40: Fix typo in SB_CARRY specify for LP/UltraPlusSylvain Munaut2021-08-171-2/+2
| | | | Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
* Add v2 memory cells.Marcelina Kościelnicka2021-08-111-0/+169
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* Fixes xc7 BRAM36sMaciej Dudek2021-07-301-4/+6
| | | | | | UG473 from Xilinx states that 15 bit should always be set if RAMB isn't in cascade mode. Signed-off-by: Maciej Dudek <mdudek@antmicro.com>
* opt_lut: Allow more than one -dlogic per cell type.Marcelina Kościelnicka2021-07-291-1/+1
| | | | Fixes #2061.
* memory: Introduce $meminit_v2 cell, with EN input.Marcelina Kościelnicka2021-07-281-0/+24
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* ice40: Fix LUT input indices in opt_lut -dlogic (again).Marcelina Kościelnicka2021-07-101-1/+1
| | | | Fixes #2061.
* ecp5: Add DCSC blackboxgatecat2021-07-061-0/+10
| | | | Signed-off-by: gatecat <gatecat@ds0.me>
* Fix icestorm linksClaire Xenia Wolf2021-06-092-516/+516
| | | | Signed-off-by: Claire Xenia Wolf <claire@clairexen.net>
* Use HTTPS for website links, gatecat emailClaire Xenia Wolf2021-06-096-6/+6
| | | | | | | | | | git ls-tree -r --name-only HEAD | xargs sed -i -rf ~/fixemails.sed s/((Claire|Xen|Xenia|Clifford)\s+)+(Wolf|Xen)\s+<(claire|clifford)@(symbioticeda.com|clifford.at|yosyshq.com)>/Claire Xenia Wolf <claire@yosyshq.com>/gi; s/((Nina|Nak|N\.)\s+)+Engelhardt\s+<nak@(symbioticeda.com|yosyshq.com)>/N. Engelhardt <nak@yosyshq.com>/gi; s/((David)\s+)+(Shah|gatecat)\s+<(dave|david|gatecat)@(symbioticeda.com|yosyshq.com|ds0.me)>/gatecat <gatecat@ds0.me>/gi; s/((Miodrag)\s+)+Milanovic\s+<(miodrag|micko)@(symbioticeda.com|yosyshq.com)>/Miodrag Milanovic <micko@yosyshq.com>/gi; s,https?://www.clifford.at/yosys/|http://yosyshq.net/yosys/,https://yosyshq.net/yosys/,g;
* Fix files with CRLF line endingsClaire Xenia Wolf2021-06-092-349/+349
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* Fixing old e-mail addresses and deadnamesClaire Xenia Wolf2021-06-0858-64/+64
| | | | | | | | s/((Claire|Xen|Xenia|Clifford)\s+)+(Wolf|Xen)\s+<(claire|clifford)@(symbioticeda.com|clifford.at|yosyshq.com)>/Claire Xenia Wolf <claire@yosyshq.com>/gi; s/((Nina|Nak|N\.)\s+)+Engelhardt\s+<nak@(symbioticeda.com|yosyshq.com)>/N. Engelhardt <nak@yosyshq.com>/gi; s/((David)\s+)+Shah\s+<(dave|david)@(symbioticeda.com|yosyshq.com|ds0.me)>/David Shah <dave@ds0.me>/gi; s/((Miodrag)\s+)+Milanovic\s+<(miodrag|micko)@(symbioticeda.com|yosyshq.com)>/Miodrag Milanovic <micko@yosyshq.com>/gi; s,https?://www.clifford.at/yosys/,http://yosyshq.net/yosys/,g;
* intel_alm: Fix illegal carry chainsgatecat2021-05-152-3/+5
| | | | Signed-off-by: gatecat <gatecat@ds0.me>
* intel_alm: Add global buffer insertiongatecat2021-05-156-4/+78
| | | | Signed-off-by: gatecat <gatecat@ds0.me>
* intel_alm: Add IO buffer insertiongatecat2021-05-156-7/+127
| | | | Signed-off-by: gatecat <gatecat@ds0.me>
* Add missing parameters for MULT18X18D and ALU54B to ECP5 techlib.Adam Greig2021-05-121-0/+22
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* Fix use of blif name in synth_xilinx commandMichael Christensen2021-04-271-1/+1
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* Add default assignments to other SB_* simulation modelsClaire Xenia Wolf2021-04-201-24/+44
| | | | Signed-off-by: Claire Xenia Wolf <claire@clairexen.net>
* Add default assignments to SB_LUT4Claire Xenia Wolf2021-04-201-1/+17
| | | | Signed-off-by: Claire Xenia Wolf <claire@clairexen.net>
* quicklogic: ABC9 synthesisLofty2021-04-176-5/+80
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* sf2: fix name of AND modulesStefan Riesenberger2021-04-091-3/+3
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* abc9: fix SCC issues (#2694)Eddie Hung2021-03-292-0/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * xilinx: add SCC test for DSP48E1 * xilinx: Gate DSP48E1 being a whitebox behind ALLOW_WHITEBOX_DSP48E1 Have a test that checks it works through ABC9 when enabled * abc9 to break SCCs using $__ABC9_SCC_BREAKER module * Add test * abc9_ops: remove refs to (* abc9_keep *) on wires * abc9_ops: do not bypass cells in an SCC * Add myself to CODEOWNERS for abc9* * Fix compile * abc9_ops: run -prep_hier before scc * Fix tests * Remove bug reference pending fix * abc9: fix for -prep_hier -dff * xaiger: restore PI handling * abc9_ops: -prep_xaiger sigmap * abc9_ops: -mark_scc -> -break_scc * abc9: eliminate hard-coded abc9.box from tests Also tidy up * Address review
* quicklogic: PolarPro 3 supportLofty2021-03-189-0/+770
| | | | | | | | Co-authored-by: Grzegorz Latosiński <glatosinski@antmicro.com> Co-authored-by: Maciej Kurc <mkurc@antmicro.com> Co-authored-by: Tarachand Pagarani <tpagarani@quicklogic.com> Co-authored-by: Lalit Sharma <lsharma@quicklogic.com> Co-authored-by: kkumar23 <kkumar@quicklogic.com>
* Blackbox all whiteboxes after synthesisgatecat2021-03-1715-0/+15
| | | | | | | This prevents issues like processes in whiteboxes triggering an error in the JSON backend. Signed-off-by: gatecat <gatecat@ds0.me>
* memory_dff: Remove now-useless write port handling.Marcelina Kościelnicka2021-03-081-6/+7
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