Eddie Hung
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483f863106
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Also add PLL outputs as timing startpoints
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2018-08-06 17:20:29 -07:00 |
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Eddie Hung
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f3e46df709
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Remove old timing code
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2018-08-06 16:09:17 -07:00 |
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Eddie Hung
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06584f2e74
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Compute critical path report
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2018-08-06 14:14:41 -07:00 |
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Eddie Hung
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519b755acb
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Add comments
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2018-08-06 13:12:24 -07:00 |
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Eddie Hung
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1b9a664bb1
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Merge branch 'master' into assign_budget_speedup
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2018-08-06 12:30:24 -07:00 |
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David Shah
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4f79b32c96
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Merge pull request #39 from eddiehung/slack_histogram
Improve slack histogram clarity
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2018-08-06 21:26:09 +02:00 |
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Eddie Hung
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95163ae1d0
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Add name to copyright header
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2018-08-06 12:14:00 -07:00 |
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Eddie Hung
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daedf73291
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Use new Arch::isIOCell() function in Timing
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2018-08-06 12:12:03 -07:00 |
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Eddie Hung
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3f5c0373a5
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Consider clocked cells with COUT, consider constant nets
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2018-08-06 12:03:58 -07:00 |
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Eddie Hung
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266b761f41
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Merge branch 'fix_budget_overrides' into assign_budget_speedup
Conflicts:
common/timing.cc
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2018-08-06 09:02:49 -07:00 |
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Eddie Hung
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8e8ba0293c
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Fix use of getBudgetOverride in Timing::follow_net()
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2018-08-06 08:34:37 -07:00 |
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Eddie Hung
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665202e936
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Merge branch 'assign_budget_evenly' into assign_budget_speedup
Conflicts:
common/timing.cc
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2018-08-06 07:35:00 -07:00 |
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Eddie Hung
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dc685f2061
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Enhance slack histogram with '+' to indicate less-than-granularity
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2018-08-06 07:29:42 -07:00 |
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Eddie Hung
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2fb934b107
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clangformat
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2018-08-06 07:19:32 -07:00 |
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Eddie Hung
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fa773c3ce9
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Add net_delays bool to Timing class to control net delay consideration
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2018-08-06 07:18:06 -07:00 |
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Eddie Hung
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9b414594d2
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Unless slack_redist is enabled, ignore net delays so that budget gets evenly divided between all nets on path
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2018-08-05 23:00:15 -07:00 |
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Eddie Hung
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e314ea761a
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WIP for new assign_budget() using topographical ordering
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2018-08-05 22:38:54 -07:00 |
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David Shah
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b3acd8095f
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timing: Fix slack histogram segfault with no paths
Signed-off-by: David Shah <davey1576@gmail.com>
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2018-08-05 16:36:35 +02:00 |
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Eddie Hung
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8974ef3327
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Slack histogram to use ps granularity via int(Arch::getDelayNS() * 1000)
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2018-08-04 18:55:03 -07:00 |
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Eddie Hung
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76a7d67f74
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Revert "Be cognisant that delay_t could be a non-integer type (if so, truncate to integer)"
This reverts commit b07f0eebc8.
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2018-08-04 18:54:23 -07:00 |
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Eddie Hung
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b07f0eebc8
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Be cognisant that delay_t could be a non-integer type (if so, truncate to integer)
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2018-08-04 18:47:42 -07:00 |
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Eddie Hung
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dced12cbd2
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Merge branch 'master' into slack_histogram
Conflicts:
common/timing.cc
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2018-08-03 23:53:33 -07:00 |
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Eddie Hung
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45304d049f
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clangformat
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2018-08-03 23:42:25 -07:00 |
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Eddie Hung
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be481cb130
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Add crude histogram feature, printed after placement and routing
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2018-08-03 23:39:42 -07:00 |
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Eddie Hung
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85a436198c
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Remove space
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2018-08-03 22:39:55 -07:00 |
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Eddie Hung
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ecb264d002
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Refactor timing.cc into Timing class
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2018-08-03 22:39:25 -07:00 |
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Eddie Hung
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3d5dcda12c
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Auto frequency only if --freq 0 is set
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2018-08-03 19:53:32 -07:00 |
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David Shah
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faf309c1fe
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timing: Fix timing analysis when no paths found (e.g. ecp5 with no cell timing info yet)
Signed-off-by: David Shah <davey1576@gmail.com>
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2018-08-01 11:23:11 +02:00 |
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Eddie Hung
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92ec2cd138
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clangformat for stuff I've touched
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2018-07-31 20:57:36 -07:00 |
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Eddie Hung
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f646ec790a
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Modify the getNetinfo*() functions and getBudgetOverride() to not use
user_idx and to take a PortRef& instead
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2018-07-31 19:31:54 -07:00 |
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Eddie Hung
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720e815865
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Add --slack_redist_iter for ice40
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2018-07-31 19:07:39 -07:00 |
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Eddie Hung
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2ee68bcb60
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Update comment
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2018-07-30 22:18:50 -07:00 |
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Eddie Hung
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46b7469652
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Merge remote-tracking branch 'origin/master' into redist_slack
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2018-07-30 18:14:40 -07:00 |
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David Shah
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b09183db3b
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Use DelayInfo for cell timing instead of delay_t
Signed-off-by: David Shah <davey1576@gmail.com>
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2018-07-30 16:59:30 +02:00 |
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Eddie Hung
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9c45f762c8
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Really do not overconstrain!
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2018-07-29 18:16:49 -07:00 |
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Eddie Hung
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52cc146a67
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Keep things simple by not overconstraining Fmax
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2018-07-28 22:57:37 -07:00 |
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Eddie Hung
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beabb429b0
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clangformat
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2018-07-28 14:11:43 -07:00 |
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Eddie Hung
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de6d0d20d7
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Merge update_budget into assign_budget; update as we go along
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2018-07-28 14:10:48 -07:00 |
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Eddie Hung
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e0517caf1a
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Refactor
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2018-07-28 12:50:21 -07:00 |
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Eddie Hung
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0be236ce05
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Fix auto Fmax overconstraining during update_budget()
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2018-07-27 23:46:05 -07:00 |
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Eddie Hung
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0bbe309a26
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Fix sign of slack redistribution again
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2018-07-27 19:52:58 -07:00 |
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Eddie Hung
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4c40541484
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Even if there is no updates, set budget to current delay
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2018-07-26 22:49:08 -07:00 |
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Eddie Hung
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69ef533db3
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Re-add getBudgetOverride() but also account for path length of
overridden
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2018-07-26 22:32:24 -07:00 |
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Eddie Hung
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21d46fb633
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Move target_freq update after budget update
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2018-07-26 21:35:37 -07:00 |
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Eddie Hung
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5622dc0444
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Fix budget realloc
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2018-07-26 21:35:02 -07:00 |
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Eddie Hung
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f45e688354
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Do not use budget override anymore, and subtract not add!
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2018-07-25 23:10:26 -07:00 |
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Eddie Hung
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e5d3821955
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clangformat
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2018-07-25 22:32:07 -07:00 |
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Eddie Hung
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8f930d683b
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Print budget of net and its driver/sink locations too
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2018-07-25 22:31:47 -07:00 |
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Eddie Hung
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b211dded3f
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Fix min_slack computation, and print out critical path after routing
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2018-07-25 22:10:26 -07:00 |
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Eddie Hung
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9d489e8198
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Retry clangformat
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2018-07-25 18:34:14 -07:00 |
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