Commit message (Collapse) | Author | Age | Files | Lines | |
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* | Do not fix port widths on any blackbox instances | Clifford Wolf | 2017-02-13 | 1 | -1/+1 |
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* | Fix techmap for inout ports connected to inout ports | Clifford Wolf | 2017-02-13 | 1 | -2/+7 |
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* | Do not eagerly fix port widths on parameterized cells | Clifford Wolf | 2017-02-12 | 1 | -0/+3 |
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* | Fixed some "used uninitialized" warnings in opt_expr | Clifford Wolf | 2017-02-11 | 1 | -1/+2 |
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* | Add optimization of (a && 1'b1) and (a || 1'b0) | Clifford Wolf | 2017-02-11 | 1 | -7/+22 |
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* | Fix issue #306, "Bug in opt -full" | C-Elegans | 2017-02-10 | 1 | -1/+19 |
| | | | | | | Add check for whether the high bit in the constant expression is greater than the width of the variable, and optimizes that to a constant 1 or 0 | ||||
* | Fix handling of init attributes with strange width | Clifford Wolf | 2017-02-09 | 2 | -3/+9 |
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* | Add $cover cell type and SVA cover() support | Clifford Wolf | 2017-02-04 | 2 | -2/+2 |
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* | Update ABC scripts to use "&nf" instead of "map" | Clifford Wolf | 2017-02-01 | 1 | -3/+3 |
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* | Fix indenting and log messages in code merged from opt_compare_pr | Clifford Wolf | 2017-01-31 | 1 | -102/+120 |
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* | Merge branch 'opt_compare_pr' of https://github.com/C-Elegans/yosys into ↵ | Clifford Wolf | 2017-01-31 | 1 | -1/+103 |
|\ | | | | | | | C-Elegans-opt_compare_pr | ||||
| * | Refactor and generalize the comparision optimization | C-Elegans | 2017-01-30 | 1 | -22/+42 |
| | | | | | | | | | | | | | | | | Generalizes the optimization to: a < C, a >= C, C > a, C <= a | ||||
| * | Do not use b.as_int() in calculation of bit set | C-Elegans | 2017-01-21 | 1 | -8/+29 |
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| * | Optimize compares to powers of 2 | C-Elegans | 2017-01-16 | 4 | -81/+61 |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Remove opt_compare and put comparison pass in opt_expr assuming a [7:0] is unsigned a >= (1<<x) becomes |a[7:x] a < (1<<x) becomes !a[7:x] Additionally: a >= 0 becomes constant true, a < 0 becomes constant false delete opt_compare.cc revert opt.cc to commit b7cfb7dbd (remove opt_compare step) | ||||
| * | Fix issue #269, optimize signed compare with 0 | C-Elegans | 2017-01-15 | 3 | -0/+81 |
| | | | | | | | | | | | | | | | | add opt_compare pass and add it to opt for a < 0: if a is signed, replace with a[max_bit-1] for a >= 0: if a is signed, replace with ~a[max_bit-1] | ||||
* | | Improve opt_rmdff support for $dlatch cells | Clifford Wolf | 2017-01-31 | 1 | -4/+22 |
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* | | Add $ff and $_FF_ support to equiv_simple | Clifford Wolf | 2017-01-30 | 1 | -2/+2 |
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* | | Be more conservative with merging large cells into FSMs | Clifford Wolf | 2017-01-26 | 1 | -3/+17 |
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* | | Add warnings for quickly growing FSM table size in fsm_expand | Clifford Wolf | 2017-01-26 | 1 | -0/+10 |
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* | | passes/hierarchy: delete some dead code | Austin Seipp | 2017-01-15 | 1 | -4/+0 |
|/ | | | | Signed-off-by: Austin Seipp <aseipp@pobox.com> | ||||
* | Added "check -initdrv" | Clifford Wolf | 2017-01-04 | 1 | -3/+82 |
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* | Added cell port resizing to hierarchy pass | Clifford Wolf | 2017-01-01 | 1 | -0/+56 |
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* | Added "design -reset-vlog" | Clifford Wolf | 2016-11-30 | 1 | -7/+32 |
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* | Improved equiv_purge log output | Clifford Wolf | 2016-11-29 | 1 | -1/+1 |
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* | Added wire start_offset and upto handling to splitnets cmd | Clifford Wolf | 2016-11-23 | 1 | -2/+8 |
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* | Improved ABC default scripts | Clifford Wolf | 2016-11-19 | 1 | -17/+34 |
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* | Added support for hierarchical defparams | Clifford Wolf | 2016-11-15 | 1 | -1/+1 |
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* | Minor bugfix in submod | Clifford Wolf | 2016-11-09 | 1 | -0/+1 |
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* | Bugfix in "setundef" pass | Clifford Wolf | 2016-11-08 | 1 | -2/+7 |
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* | Implemented "scc -set_attr" | Clifford Wolf | 2016-11-06 | 1 | -22/+32 |
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* | Bugfix in "scc" command | Clifford Wolf | 2016-11-06 | 1 | -9/+11 |
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* | Bugfix in "hierarchy -check" | Clifford Wolf | 2016-11-02 | 1 | -1/+1 |
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* | Added support for fsm_encoding="user" | Clifford Wolf | 2016-11-02 | 1 | -3/+3 |
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* | Added "fsm_expand -full" | Clifford Wolf | 2016-11-02 | 2 | -17/+35 |
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* | Bugfix in fsm_map for FSMs without reset state | Clifford Wolf | 2016-10-25 | 1 | -1/+2 |
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* | Added avail params to ilang format, check module params in 'hierarchy -check' | Clifford Wolf | 2016-10-22 | 1 | -0/+4 |
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* | Added "setparam -type" | Clifford Wolf | 2016-10-19 | 1 | -3/+13 |
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* | Bugfix in "miter -assert" handling of assumptions | Clifford Wolf | 2016-10-17 | 1 | -2/+2 |
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* | Added clk2fflogic support for $dffsr and $dlatch | Clifford Wolf | 2016-10-17 | 1 | -1/+57 |
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* | Improvements and bugfixes in clk2fflogic | Clifford Wolf | 2016-10-16 | 1 | -13/+21 |
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* | Build fixes for VS 2015 | Clifford Wolf | 2016-10-16 | 2 | -1/+4 |
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* | Some minor build fixes for Visual C | Clifford Wolf | 2016-10-14 | 1 | -2/+11 |
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* | Avoid using strcasecmp() | Clifford Wolf | 2016-10-14 | 1 | -2/+21 |
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* | Added clk2fflogic | Clifford Wolf | 2016-10-14 | 2 | -0/+154 |
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* | Added opt_rmdff support for $ff cells | Clifford Wolf | 2016-10-14 | 1 | -5/+13 |
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* | Added $global_clock verilog syntax support for creating $ff cells | Clifford Wolf | 2016-10-14 | 1 | -7/+19 |
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* | Added MEMID handling to "flatten" pass | Clifford Wolf | 2016-10-14 | 1 | -0/+6 |
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* | Added "zinit" pass | Clifford Wolf | 2016-10-12 | 2 | -0/+152 |
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* | Added $ff and $_FF_ cell types | Clifford Wolf | 2016-10-12 | 2 | -8/+50 |
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* | Added "opt_rmdff -keepdc" | Clifford Wolf | 2016-09-30 | 2 | -7/+20 |
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