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* Merge pull request #39 from eddiehung/slack_histogramDavid Shah2018-08-061-2/+4
|\ | | | | Improve slack histogram clarity
| * Enhance slack histogram with '+' to indicate less-than-granularityEddie Hung2018-08-061-2/+4
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* | Merge pull request #40 from eddiehung/fix_budget_overridesDavid Shah2018-08-068-24/+46
|\ \ | | | | | | Fix budget overrides
| * | ice40's getBudgetOverride() to return correct delay for different devicesEddie Hung2018-08-061-2/+17
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| * | Add name to copyright headerEddie Hung2018-08-061-0/+1
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| * | Modify docEddie Hung2018-08-061-2/+2
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| * | Fix use of getBudgetOverride in Timing::follow_net()Eddie Hung2018-08-061-12/+16
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| * | Fix ice40's getBudgetOverride() to override only for COUT -> CINEddie Hung2018-08-061-1/+1
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| * | Modify getBudgetOverride for generic and ecp5 tooEddie Hung2018-08-064-4/+4
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| * | Change getBudgetOverride() signature to return bool and modify budget in placeEddie Hung2018-08-062-5/+7
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* | | Merge pull request #38 from eddiehung/assign_budget_evenlyEddie Hung2018-08-063-8/+12
|\| | | |/ |/| Restore original assign_budget behaviour (to distribute slack evenly)
| * clangformatEddie Hung2018-08-061-4/+5
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| * Add net_delays bool to Timing class to control net delay considerationEddie Hung2018-08-061-5/+6
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| * Unless slack_redist is enabled, ignore net delays so that budget gets evenly ↵Eddie Hung2018-08-051-1/+1
| | | | | | | | divided between all nets on path
| * Restore initial assign_budget() call after pack(), restrict call after ↵Eddie Hung2018-08-052-1/+3
|/ | | | initial_placement to slack_redist
* Merge pull request #37 from YosysHQ/ngapiClifford Wolf2018-08-0521-289/+298
|\ | | | | API change: Use CellInfo* and NetInfo* as cell/net handles
| * API change: Use CellInfo* and NetInfo* as cell/net handles (ECP5)David Shah2018-08-055-61/+58
| | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * API change: Use CellInfo* and NetInfo* as cell/net handles (Python bindings)David Shah2018-08-053-18/+26
| | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * API change: Use CellInfo* and NetInfo* as cell/net handles (archapi docs)Clifford Wolf2018-08-051-16/+16
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * API change: Use CellInfo* and NetInfo* as cell/net handles (generic)Clifford Wolf2018-08-052-39/+42
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * API change: Use CellInfo* and NetInfo* as cell/net handles (common, ice40)Clifford Wolf2018-08-0510-155/+156
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | timing: Fix slack histogram segfault with no pathsDavid Shah2018-08-051-1/+1
|/ | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Merge pull request #36 from YosysHQ/lutpermDavid Shah2018-08-0513-227/+1033
|\ | | | | Add LUT input permutations, improvements in ice40 timing model, improvements in router
| * clangformatClifford Wolf2018-08-055-97/+84
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| * Fix bug in ice40 estimateDelay()Clifford Wolf2018-08-041-4/+6
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * Merge branch 'master' of github.com:YosysHQ/nextpnr into lutpermClifford Wolf2018-08-0415-26/+166
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| * | Use faster model for ice40 predictDelay()Clifford Wolf2018-08-041-1/+6
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Add new iCE40 delay estimator and delay predictorClifford Wolf2018-08-045-121/+343
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | ice40: Bitstream gen for LUT permutationDavid Shah2018-08-041-8/+78
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | Quick fix for router bug in unrouting a conflicting pipClifford Wolf2018-08-041-1/+3
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Add generation of models to tmfuzzClifford Wolf2018-08-043-9/+184
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Refactor ice40 timing fuzzer used to create delay estimatesClifford Wolf2018-08-047-64/+184
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Fix bug in ice40 chipdby.py add_wire() that moves some wires to X0/Y0Clifford Wolf2018-08-041-3/+7
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Add router1 cfg.useEstimate, improve getActualRouteDelayClifford Wolf2018-08-043-8/+31
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Remove SVG functionality from ice40 mainClifford Wolf2018-08-041-31/+0
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Merge branch 'master' of github.com:YosysHQ/nextpnr into lutpermClifford Wolf2018-08-0422-717/+720
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| * | | Proper ice40 wire typesClifford Wolf2018-08-035-57/+155
| | | | | | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | | Add iCE40 pseudo-pips for lut permutationClifford Wolf2018-08-036-27/+157
| | | | | | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | | Merge pull request #31 from eddiehung/slack_histogramEddie Hung2018-08-054-102/+148
|\ \ \ \ | |_|_|/ |/| | | Print slack histogram at end of placement and at end of routing
| * | | Slack histogram to use ps granularity via int(Arch::getDelayNS() * 1000)Eddie Hung2018-08-041-3/+5
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| * | | Revert "Be cognisant that delay_t could be a non-integer type (if so, ↵Eddie Hung2018-08-041-4/+4
| | | | | | | | | | | | | | | | | | | | | | | | truncate to integer)" This reverts commit b07f0eebc894dce9220ab57808ff2e7103827fea.
| * | | Be cognisant that delay_t could be a non-integer type (if so, truncate to ↵Eddie Hung2018-08-041-4/+4
| | | | | | | | | | | | | | | | integer)
| * | | Merge branch 'master' into slack_histogramEddie Hung2018-08-0415-26/+166
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* | | | compile fixMiodrag Milanovic2018-08-041-1/+1
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* | | | Merge pull request #33 from YosysHQ/gui-ecp5Miodrag Milanović2018-08-0415-25/+165
|\ \ \ \ | |_|_|/ |/| | | Gui ecp5
| * | | Utility calls staticMiodrag Milanovic2018-08-042-2/+2
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| * | | Move ArchArgs to BaseWindowMiodrag Milanovic2018-08-047-11/+7
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| * | | Chip selection ui for ECP5Miodrag Milanovic2018-08-043-2/+53
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| * | | not needed anymoreMiodrag Milanovic2018-08-041-7/+0
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| * | | add write bitstreamMiodrag Milanovic2018-08-045-2/+77
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