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rsz: Global sizing #10599

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rsz: Global sizing #10599

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9cf00eb
rsz: Add global sizing
erendn Jun 5, 2026
4c3e619
rsz: clang-tidy
erendn Jun 6, 2026
9a56ff0
rsz: Fix edge id overflow
erendn Jun 6, 2026
2dd3854
rsz: Prevent max area overflow
erendn Jun 7, 2026
75c93ef
rsz: Early exit when timing is met
erendn Jun 7, 2026
844d2cf
rsz: Exclude clock drivers
erendn Jun 8, 2026
7cabee9
rsz: Add downsizing budget
erendn Jun 9, 2026
0b9d52c
rsz: Fix vertex id overflow
erendn Jun 9, 2026
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4 changes: 4 additions & 0 deletions src/rsz/BUILD
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,8 @@ cc_library(
"src/DelayEstimator.hh",
"src/DelayEstimatorReporter.cc",
"src/DelayEstimatorReporter.hh",
"src/LRSubproblem.cc",
"src/LRSubproblem.hh",
"src/MoveCommitter.cc",
"src/MoveCommitter.hh",
"src/MoveTracker.cc",
Expand Down Expand Up @@ -104,6 +106,8 @@ cc_library(
"src/move/VtSwapMtCandidate.hh",
"src/move/VtSwapMtGenerator.cc",
"src/move/VtSwapMtGenerator.hh",
"src/policy/GlobalSizingPolicy.cc",
"src/policy/GlobalSizingPolicy.hh",
"src/policy/MeasuredVtSwapPolicy.cc",
"src/policy/MeasuredVtSwapPolicy.hh",
"src/policy/OptimizationPolicy.cc",
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17 changes: 17 additions & 0 deletions src/rsz/include/rsz/Resizer.hh
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Expand Up @@ -690,6 +690,16 @@ class Resizer : public sta::dbStaState, public sta::dbNetworkObserver
// Return values.
sta::ArcDelay delays[sta::RiseFall::index_count],
sta::Slew slews[sta::RiseFall::index_count]);
// Worker-safe overload: uses the caller-provided ArcDelayCalc instead of the
// shared member, so the table-model lookup can run concurrently.
void gateDelays(const sta::LibertyPort* drvr_port,
float load_cap,
const sta::Scene* scene,
const sta::MinMax* min_max,
sta::ArcDelayCalc* arc_delay_calc,
// Return values.
sta::ArcDelay delays[sta::RiseFall::index_count],
sta::Slew slews[sta::RiseFall::index_count]);
void gateDelays(const sta::LibertyPort* drvr_port,
float load_cap,
const sta::Slew in_slews[sta::RiseFall::index_count],
Expand All @@ -702,6 +712,12 @@ class Resizer : public sta::dbStaState, public sta::dbNetworkObserver
float load_cap,
const sta::Scene* scene,
const sta::MinMax* min_max);
// Worker-safe overload (see gateDelays above).
sta::ArcDelay gateDelay(const sta::LibertyPort* drvr_port,
float load_cap,
const sta::Scene* scene,
const sta::MinMax* min_max,
sta::ArcDelayCalc* arc_delay_calc);
sta::ArcDelay gateDelay(const sta::LibertyPort* drvr_port,
const sta::RiseFall* rf,
float load_cap,
Expand Down Expand Up @@ -1028,6 +1044,7 @@ class Resizer : public sta::dbStaState, public sta::dbNetworkObserver
friend class OdbCallBack;
friend class SetupLegacyBase;
friend class RepairTargetCollector;
friend class LRSubproblem;
friend class DelayEstimatorReporter;
};

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2 changes: 2 additions & 0 deletions src/rsz/src/CMakeLists.txt
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Expand Up @@ -28,6 +28,7 @@ add_library(rsz_lib
policy/MeasuredVtSwapPolicy.cc
DelayEstimator.cc
DelayEstimatorReporter.cc
LRSubproblem.cc
policy/SetupCritVtSwapPolicy.cc
policy/SetupDirectionalPolicy.cc
policy/SetupLastGaspPolicy.cc
Expand All @@ -36,6 +37,7 @@ add_library(rsz_lib
policy/SetupWnsPolicy.cc
policy/SetupMt1Policy.cc
policy/SetupReroutePolicy.cc
policy/GlobalSizingPolicy.cc
Resizer.cc
OdbCallBack.cc
ConcreteSwapArithModules.cc
Expand Down
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