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* _ABC macro will map and unmap to this new boxEddie Hung2019-07-122-0/+34
* Combine SB_CARRY+SB_LUT into one $__ICE40_CARRY_LUT4 boxEddie Hung2019-07-123-25/+13
* Merge pull request #1182 from koriakin/xc6s-bramEddie Hung2019-07-119-8/+598
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| * synth_xilinx: Initial Spartan 6 block RAM inference support.Marcin Kościelnicki2019-07-119-8/+598
* | xilinx: Fix the default values for FDPE/FDSE INIT attributes to match ISE/Viv...Marcin Kościelnicki2019-07-112-6/+6
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* Merge pull request #1180 from YosysHQ/eddie/no_abc9_retimeEddie Hung2019-07-103-6/+15
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| * Error out if -abc9 and -retime specifiedEddie Hung2019-07-103-6/+15
* | Merge pull request #1148 from YosysHQ/xc7muxEddie Hung2019-07-106-49/+414
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| * Add some spacingEddie Hung2019-07-101-9/+9
| * Add some ASCII art explaining mux decompositionEddie Hung2019-07-101-0/+21
| * Call muxpack and pmux2shiftx before cmp2lutEddie Hung2019-07-091-9/+12
| * Restore opt_clean back to original placeEddie Hung2019-07-091-2/+1
| * Restore missing techmap -map +/cmp2lut.v with LUT_WIDTH=6Eddie Hung2019-07-091-0/+2
| * Extend using A[1] to preserve don't careEddie Hung2019-07-091-1/+9
| * Extend during mux decomposition with 1'bxEddie Hung2019-07-091-24/+3
| * Fix typo and commentsEddie Hung2019-07-091-4/+4
| * Merge remote-tracking branch 'origin/master' into xc7muxEddie Hung2019-07-092-19/+28
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| * | synth_xilinx to call commands of synth -coarse directlyEddie Hung2019-07-091-3/+20
| * | Revert "synth_xilinx to call "synth -run coarse" with "-keepdc""Eddie Hung2019-07-091-2/+2
| * | Fix spacingEddie Hung2019-07-091-1/+1
| * | Fix spacingEddie Hung2019-07-091-1/+1
| * | Decompose mux inputs in delay-orientated (rather than area) fashionEddie Hung2019-07-081-18/+30
| * | Do not call opt -mux_undef (part of -full) before muxcoverEddie Hung2019-07-081-1/+5
| * | Add one more commentEddie Hung2019-07-081-0/+3
| * | Less thinkingEddie Hung2019-07-081-3/+3
| * | RewordEddie Hung2019-07-081-2/+2
| * | synth_xilinx to call "synth -run coarse" with "-keepdc"Eddie Hung2019-07-081-2/+2
| * | Merge remote-tracking branch 'origin/eddie/synth_keepdc' into xc7muxEddie Hung2019-07-081-2/+13
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| * | | Map $__XILINX_SHIFTX in a more balanced mannerEddie Hung2019-07-081-36/+49
| * | | CapitalisationEddie Hung2019-07-081-1/+1
| * | | Add synth_xilinx -widemux recommended valueEddie Hung2019-07-081-1/+1
| * | | Fixes for 2:1 muxesEddie Hung2019-07-082-5/+30
| * | | synth_xilinx -widemux=2 is minimum nowEddie Hung2019-07-081-4/+7
| * | | Parametric muxcover costs as per @daveshah1Eddie Hung2019-07-081-16/+14
| * | | atoi -> stoi as per @daveshah1Eddie Hung2019-07-081-1/+1
| * | | Fix $__XILINX_MUXF78 box timingEddie Hung2019-07-011-1/+1
| * | | Revert "Fix broken MUXFx box, use MUXF7x2 box instead"Eddie Hung2019-07-013-37/+36
| * | | Fix broken MUXFx box, use MUXF7x2 box insteadEddie Hung2019-07-013-36/+37
| * | | Merge remote-tracking branch 'origin/master' into xc7muxEddie Hung2019-06-293-16/+9
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| * | | | Restore $__XILINX_MUXF78 const optimisationEddie Hung2019-06-281-24/+24
| * | | | Clean up trimming leading 1'bx in A during techmappnigEddie Hung2019-06-281-15/+9
| * | | | Fix CARRY4 abc_box_idEddie Hung2019-06-281-1/+1
| * | | | Merge remote-tracking branch 'origin/master' into xc7muxEddie Hung2019-06-287-26/+13
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| * \ \ \ \ Merge remote-tracking branch 'origin/xaig' into xc7muxEddie Hung2019-06-271-7/+10
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| * | | | | | MUXF78 -> $__MUXF78 to indicate internalEddie Hung2019-06-261-1/+1
| * | | | | | Merge remote-tracking branch 'origin/xaig' into xc7muxEddie Hung2019-06-264-8/+10
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| * | | | | | | synth_xilinx's muxcover call to be very conservative -- -nodecodeEddie Hung2019-06-261-1/+1
| * | | | | | | Accidentally removed "simplemap $mux"Eddie Hung2019-06-261-0/+1
| * | | | | | | Replace with <internal options>Eddie Hung2019-06-261-2/+2
| * | | | | | | Rework help_mode for synth_xilinx -widemuxEddie Hung2019-06-261-22/+23
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