Fix small performance regression versus v2.9#214

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tameware wants to merge 157 commits into

dds-bridge:developfrom

tameware:opus-two-percent

Commits on Jul 3, 2026

First commit for calc_dd.cpp and related.
tameware
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Read from stdin if available. Fix BUILD.bazel target name.
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Add two pbn files for manual testing.
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renamed to calc_par
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renamed to calc_par
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Renamed calc_par example to dd_table_for_deal
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Added read_pbn_file_workspace_relative
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Added dd_table_for_deal.py
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Added usage for Python dd_table_for_deal
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Added newlines at the end of each file
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Replace //python:install_dds3_so with //python:_dds3

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Use modern C++20 instead of C-style I/O and string handling.
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Added tests and a test runner for the Javascript functions, per
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Trigger CI workflow
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Trigger CI workflow - 2nd try
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Updated comment to fix typo and add alternative test runners.
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Fix typos in comment

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Fix dds_mvp_js_test on Linux CI and with focusNorthSpades.

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Applied Copilot's suggestions

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Upload Bazel test logs as CI artifacts on all platforms.

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Initalt commit

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First take on a cross platfor dds wrapper

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Create dynamic link libraries version of the static link libraries

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Load af native dll and a demo implemented

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All 2.9 interfaces added

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All relevant methods implemented and tested.

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DDS.Core is now fullt implemengted

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First take on md files

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extra pbn test string

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Markdown added

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Warning on Directory.Build.props eliminated

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BUILD.bazel changed to fix error

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dds_native removed from BUILD.bazel

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The file is named dds_api.hpp and not dds_api.h -hanged in BUILD.bazel

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api/dds_api.hpp removed from solver_context.cpp

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Changes suggested by Copilots review

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CodeRush deleted

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Copilot suggestions implemented

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Ignore local Cursor and VS Code workspace files.

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Ignore Cursor or VS Code workspace files
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Do not ignore .github. That would ignore github's Continuous Integration workflows. It's useful to be able to update them.
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Fix CalcDdTable error message naming in SolverContext.

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Changes acording to Cursor suggestions

mortensp
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calc_par and calc_dd_table exports renamed and C linkage ensured. SolverContext.Calc_Par added to demo

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Indention fix, and change dds.FreeMemory to ctx.ResetForSolve();

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empty commit

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Out parameters is now last where posible.

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work in progress on advice.

zzcgumn
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work in progress on documents

zzcgumn
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Fix doxygen_docs genrule PATH to include platform-specific tool directories

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first draft of ai and coding guidelines.

zzcgumn
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updates the coding standards and ai advice.

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Potential fix for pull request finding

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Potential fix for pull request finding

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Potential fix for pull request finding

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Updates as per review feedback.

zzcgumn
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mentions MODULE.bazel.lock is version managed as per best practises.

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Trigger CI workflow
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Apply Copilot's suggestions

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Restore Node version gate lost in develop merge.
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Add code from develop lost during merge:
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Delete dds.code-workspace - should have been in .gitignore
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Applied Cursor's suggestions to address straightforward TODOs.
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Remove unnecessary, WASM-specific code and configurations

tzimnoch
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Remove remaining SetMaxThreads(0) calls. Remove documentation about __WASM__ flag that is currently not necessary or used.

tzimnoch
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Suppress gtest character-conversion warning for build, not only test

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Cap rows at ROWS, not SIZE
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Initial parallelization by Cursor
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Parallelize inside the library, mirroring solve_all_boards_n — each worker gets a persistent SolverContext and pulls boards from a shared queue. While still 50% slower than v 2.9, this produces a r…
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Extract shared batch parallelism into parallel_all_boards_n.
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Fix IndexError in _convert_pbn for short PBN deal strings.

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Added a test for the _convert_pbn fix.
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Updated visibility in python/examples/BUILD.bazel, per Copilot.
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Add Link-Time Optimization for MacOS builds.
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Avoid per-node shared_ptr churn in the search hot path

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Fixes so that DDS_AB_STATS will work when it's set.
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Remove unused global counter from debug.h to fix Windows builds.

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Fix debug file init for shared ThreadData wrappers.

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Close debug files only when the last ThreadData owner is destroyed.

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Close open streams in File::Reset() before clearing state.

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Close open streams in File::SetName() before renaming.

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Track File open state via ofstream::is_open().

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Remove no-op CloseDebugFiles() global teardown hook.

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Qualify dds::File and remove header using declaration.

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Fix init_debug_files suffix comment to match actual naming.

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Include algorithm and cstdio in solver_context.cpp.

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Fix SolverContext wrapper comment on debug file lifecycle.

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Avoid compiling ab_stats.cpp twice in testable_dds.

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Fix DDS_SCHEDULER build consistency and dtest -r reporting.

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Initialize scheduler timing state and gate EndBlockTimer aggregation.

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Respect dtest thread limit in parallel solve while keeping per-board timing.

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Initial commit
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Do not hard-code the path for binary that's not in the repo
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make dtest2 optional
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Added max-deals parameter
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Add --build option to benchmark.sh for dtest.

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Pass dtest options via -- in benchmark.sh.

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Rename benchmark repeat flag to --repeats and improve dry-run output.

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Fix benchmark.sh help text and max-deals error message.

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Rename benchmark binaries to branch/compare and fix column alignment.

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Align benchmark summary speedup and note columns.

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Harden benchmark.sh validation, parsing, and compare summary.

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Address PR review comments in benchmark.sh.

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Improve benchmark run order, summary metrics, and compare sequencing.

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Derive avg_user in benchmark when dtest omits the avg line.

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Fix benchmark summary ratio when branch_avg is zero.

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Interleave branch and compare runs per repeat in benchmark.

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Revert "Fix benchmark summary ratio when branch_avg is zero."
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Simplify benchmark cmp/branch ratio when averages are positive.

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Show summary only by default when benchmarking with --compare.

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Show transient per-run progress during compare benchmarks.

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Drop cmp/branch interpretation from benchmark summary header.

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Add epsilon tolerance for equal benchmark comparisons.

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Document --epsilon in benchmark.sh usage examples.

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Note TestTimer ms truncation in benchmark summary comment.

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Clarify benchmark comment on zero timing from ms truncation.

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Fix transient progress erase clobbering header line.

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Fix progress_lines guard in clear_transient_progress.

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Extract resolve_worker_count helper for batch parallelism

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Rename SetMaxThreads to InitialiseStaticMemory with deprecated alias

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Plumb optional max_threads through internal batch solvers

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Add public *N C variants accepting maxThreads

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Add tests for worker-count override and the initialiser rename

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fix: align argument names and default values.

zzcgumn
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fix: updates documenting comment.

zzcgumn
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Apply suggestions from code review

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exports initialise static memory to python and deprecates set max threads.

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fix: removes code duplication and uses nthreads consistently.

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fix: releases the global interpreter lock before doing work in initialise static memory.

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fix: deletes the input guard on the ignored user_threads argument.

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fix: removes test that is now incorrect.

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fix: remove mention of the guard on user_threads from the python doc string.

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fix: removes incorrect mention of value error.

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fix: renames InitialiseStaticMemory to use the American misspelling.

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Per Cursor: Allow ASAN and TSAN tests to run on macOS.
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Update MODULE.bazel.lock after adding apple_support for macOS ASAN.

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Cursor added documentation in three places:
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Update docs to remove the --define=asan=true option.
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Add ASan and TSan jobs for CI.
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Add a CI timeout on all platforms.
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Fix issues identified by local ASan test.
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Fix AddressSanitizer (ASAN) ODR (One Definition Rule) violations by marking global arrays as static. Commented out unused SORT_SOLVE_STRENGTH and SORT_SOLVE_STRENGTH_CUTOFF
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Moved mtx and mtxPrint into an anonymous namespace to address ASan failure.
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Remove duplicate ThreadMgr to address an ASan error. Per Cursor:
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Enable DDS_AB_STATS via --define=ab_stats=true.

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Honor dtest -n in loop_calc via CalcAllTablesPBNN.

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Stop passing -n to SetResources in dtest drivers.
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Simplify

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Use named constant

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Remove unused itest.cpp test driver.

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Fix DumpRetrieved call under debug_all builds.

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Restore DumpRetrieved and DumpStored for debug_all builds.

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Fix trump-void1 move ordering to restore v2.9 search efficiency

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Fix incorrect comment

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Fix signed->unsigned cast bugs that corrupted move ordering and pruning

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Rebased against develop.
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Fix indentation in weight_alloc_trump_void1 and trump_void3

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Commits

Commits on Jul 3, 2026