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* proc_mux: Fix crash when trying to optimize non-existant mux to shiftxSylvain Munaut2019-04-031-1/+1
| | | | | | last_mux_cell can be NULL ... Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
* memory_bram: Consider read enable for address expansion registerDavid Shah2019-04-021-0/+2
| | | | Signed-off-by: David Shah <dave@ds0.me>
* Merge pull request #895 from YosysHQ/pmux2shiftxEddie Hung2019-04-021-0/+28
|\ | | | | RFC: Add a pmux-to-shiftx optimisation to proc_mux
| * Create one $shiftx per bit in widthEddie Hung2019-03-251-10/+17
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| * Add a pmux-to-shiftx optimisation to proc_muxEddie Hung2019-03-231-0/+21
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* | Merge pull request #901 from trcwm/libertyfixesClifford Wolf2019-03-281-7/+54
|\ \ | | | | | | Libertyfixes: accept superfluous ; at end of group.
| * | Liberty file parser now accepts superfluous ;Niels Moseley2019-03-271-1/+1
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| * | Liberty file parser now accepts superfluous ;Niels Moseley2019-03-271-7/+54
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* | | Merge pull request #903 from YosysHQ/bram_reset_transpClifford Wolf2019-03-281-0/+1
|\ \ \ | |/ / |/| | memory_bram: Reset make_transp when growing read ports
| * | memory_bram: Reset make_transp when growing read portsDavid Shah2019-03-271-0/+1
| | | | | | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
* | | Add "rename -output"Clifford Wolf2019-03-271-3/+23
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Improve "rename" help messageClifford Wolf2019-03-271-0/+6
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Add "cutpoint -undef"Clifford Wolf2019-03-261-10/+14
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Add "hdlname" attributeClifford Wolf2019-03-261-0/+2
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Add "cutpoint" passClifford Wolf2019-03-252-0/+165
|/ / | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | Merge pull request #896 from YosysHQ/transp_fixesClifford Wolf2019-03-251-9/+16
|\ \ | | | | | | memory_bram: Fix multiclock make_transp
| * | memory_bram: Fix multiclock make_transpDavid Shah2019-03-241-9/+16
| |/ | | | | | | Signed-off-by: David Shah <dave@ds0.me>
* | spaces -> tabsNiels Moseley2019-03-251-78/+78
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* | EOL is now accepted as ';' replacement on lines that look like: ↵Niels Moseley2019-03-251-4/+3
| | | | | | | | feature_xyz(option)
* | Updated the liberty parser to accept [A:B] ranges (AST has not been ↵Niels Moseley2019-03-242-7/+90
|/ | | | updated). Liberty parser now also accepts key : value pair lines that do not end in ';'.
* Add "mutate -none -mode", "mutate -mode none"Clifford Wolf2019-03-231-1/+30
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add "mutate -s <filename>"Clifford Wolf2019-03-231-2/+24
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Trim init attributes when resizing FFs in "wreduce", fixes #887Clifford Wolf2019-03-221-1/+26
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improve mix of src/wire/wirebit coverage in "mutate -list"Clifford Wolf2019-03-161-29/+84
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add "fmcombine -fwd -bwd -nop"Clifford Wolf2019-03-151-10/+59
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add fmcombine passClifford Wolf2019-03-152-0/+293
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improvements in "mutate" list-reduce algorithmClifford Wolf2019-03-151-13/+36
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add "mutate -cfg", improve pick_cover behaviorClifford Wolf2019-03-141-46/+101
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add a strictly coverage-driven mutation selection strategyClifford Wolf2019-03-141-1/+70
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improve "mutate" wire coverage metricClifford Wolf2019-03-141-1/+16
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add more mutation types, improve mutation src coverClifford Wolf2019-03-141-92/+268
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add "mutate" command DB reduce functionalityClifford Wolf2019-03-141-12/+181
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add "mutate -mode inv", various other mutate improvementsClifford Wolf2019-03-141-99/+213
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add basic "mutate -list N" frameworkClifford Wolf2019-03-142-0/+230
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improve handling of and-with-1 and or-with-0 in opt_expr, fixes #327Clifford Wolf2019-03-141-0/+7
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add $dffsr support to async2syncClifford Wolf2019-03-091-2/+51
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Fix spelling in pmgen/README.mdEddie Hung2019-03-051-2/+2
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* Only run derive on blackbox modules when ports have dynamic sizeClifford Wolf2019-03-021-1/+1
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Try again for passes/pmgen/ice40_dsp_pm.h ruleLarry Doolittle2019-03-012-8/+9
| | | | Tested on both in-tree and out-of-tree builds
* Fix multiple issues in wreduce FF handling, fixes #835Clifford Wolf2019-02-281-5/+24
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Reduce amount of trailing whitespace in code baseLarry Doolittle2019-02-281-1/+1
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* Fix pmgen for in-tree buildsClifford Wolf2019-02-282-8/+9
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Fix pmgen for out-of-tree buildClifford Wolf2019-02-282-4/+6
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improvements in "supercover" passClifford Wolf2019-02-271-2/+18
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add "supercover" skeletonClifford Wolf2019-02-272-0/+77
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Clean up some whitepsace outliersLarry Doolittle2019-02-262-4/+4
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* Minor changes ontop of 71bcc4c: Remove hierarchy warning that is redundant ↵Clifford Wolf2019-02-241-5/+1
| | | | | | to -check Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Merge pull request #812 from ucb-bar/arrayhierarchyfixesClifford Wolf2019-02-241-10/+40
|\ | | | | Define basic_cell_type() function and use it to derive the cell type …
| * Address requested changes - don't require non-$ name.Jim Lawson2019-02-221-7/+7
| | | | | | | | | | | | Suppress warning if name does begin with a `$`. Fix hierachy tests so they have something to grep. Announce hierarchy test types.
| * Fix normal (non-array) hierarchy -auto-top.Jim Lawson2019-02-191-9/+9
| | | | | | | | Add simple test.
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