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91 Commits
Author SHA1 Message Date
Wilson Snyder 492a8f7b67 Commentary 2026-09-23 08:16:51 -04:00
Jakub Wasilewski 2f856971ed Add Unigen2 constrained randomization algorithm (#8042) 
Signed-off-by: Jakub Wasilewski <[email protected]>
 2026-08-27 08:33:14 -04:00
Geza Lore 8546d5db06 Internals: Move the eval loop into the runtime library (#8225) 
The loops modelling the SystemVerilog scheduling regions are no longer
generated. They now live in 'VerilatedEvalLoop' in the runtime library.
The generated model holds one as a member, passing itself to it, and
exposes each evaluation entry point to it as a pure virtual method on
VerilatedModel. The model's 'eval' and 'eval_step' remain the top level
entry points, and are backward compatible.

V3Sched no longer emits '_eval' or '_eval_settle', etc.. Instead every
evaluation entry point called from the runtime is enumerated by 'VEval',

Scheduling creates all entry points, for all scheduling regions, even if
they are empty, and the runtime eval loop calls everything
unconditionally. If regions are empty, this is simply a call to an empty
function. This will hurt performance on very small models, but should
not be noticeable on anything meaningful, so it is likely best to keep
to reduce complexity.

A scheduling entry points evaluate a single iteration and returns
whether it did any work, they are effectively the previous
`_eval_phase_*` functions.
 2026-08-27 07:53:02 -04:00
Wilson Snyder 5fc03ae913 Commentary: Make RST documents round-trip clean. No output change intended. 2026-06-21 10:15:47 -04:00
Wilson Snyder d66f96e246 Commentary: Changes update 2026-06-20 06:45:04 -04:00
Wilson Snyder 749b93e405 Commentary: Use standard multiline rst comments, other cleanups 2026-06-18 21:58:01 -04:00
Muzaffer Kal 57fa98e52c Fix TSP variable ordering for mtasks (#5342) (#7610) 
Fixes #5342
 2026-05-30 15:35:12 -04:00
Wilson Snyder daa4a108de Commentary: Debugging non-determinism 2026-05-19 21:51:12 -04:00
Wilson Snyder 9a24b3d7ba Commentary: Changes update 2026-05-04 18:00:37 -04:00
Wilson Snyder 30edb987d2 CI: Add automatic code coverage references 2026-04-29 07:52:43 -04:00
Wilson Snyder 2875ec8655 Commentary: Version release process 2026-04-26 02:00:32 -04:00
Wilson Snyder 00211c290c Commentary 2026-04-25 11:41:30 -04:00
Todd Strader 15163d1e39 Tests: Switch VCD/FST compare to wavediff (#7426) 2026-04-21 13:53:53 -04:00
Geza Lore 416b30d884 Internals: Add utility to perform bisection search for debugging (#7294) 2026-03-21 10:13:27 +00:00
Wilson Snyder 7b2277f584 Commentary: Changes update 2026-03-18 20:35:08 -04:00
Wilson Snyder de2c891ca5 Commentary: Changes update 2026-03-16 22:21:51 -04:00
Igor Zaworski 446bec3d1a Fix event triggering (#6932) 2026-02-11 10:35:59 -08:00
Wilson Snyder e12c62c070 Change JSON dumps to not include booleans that are false (#6977). 
Fixes #6977.
 2026-02-08 07:59:55 -05:00
Wilson Snyder 7c6c6a684b Add SPDX copyright identifiers, and get 'reuse' clean. No functional change. 2026-01-26 20:24:34 -05:00
Wilson Snyder 13327fa9c0 Copyright year update. 2026-01-01 07:22:09 -05:00
Wilson Snyder 32dafdcc61 Internals: Cleanup some docstrfmt issues. 2025-12-20 22:41:26 -05:00
Wilson Snyder 7e5c5d677f Tests: Remove old benchmarksim, should use rtlmeter instead 2025-12-16 21:17:27 -05:00
Geza Lore 47a4f7fb9b Improve reusability of --dump-inputs output (#6812) 2025-12-16 11:08:19 +00:00
Wilson Snyder 91a59bbcc5 Documentation: Adapt format suggested by docstrfmt 2025-11-22 10:59:38 -05:00
Wilson Snyder 4cc4ff3e07 Commentary: Fix some .rst style issues 2025-11-21 22:25:03 -05:00
Todd Strader 50b89ac9b5 Tests: Add --top-filename to driver.py (#6612) 2025-10-29 16:45:10 -04:00
Geza Lore c8c53f9a18 Tests: Remove sanitize option and parameter 
Fixes #6536
 2025-10-08 08:51:42 +01:00
Geza Lore 540e042221 CI: Add ability to generate patch coverage reports 2025-10-04 17:53:18 +01:00
Geza Lore ce0a05691b Internals: Improve coverage flow (#6526) 
See addes "Code coverage" section in docs/internals.rst
 2025-10-03 17:18:24 +01:00
Wilson Snyder ac2859bf24 Internals: Upgrade to clang-format-18 (#6333) 2025-08-25 20:47:48 -04:00
Geza Lore 0bf9fc270f Iternals: Remove AstAssignPre/AstAssignPost (#6307) 
Replace with AstAlwaysPre/AstAlwaysPost with AstAssign under them.

Step towards #6280
 2025-08-19 09:27:59 +01:00
Wilson Snyder 75c6745868 Test driver.py: Pass-through +verilator+ arguments to runtime 2025-08-12 19:32:56 -04:00
Wilson Snyder 06c570e159 Commentary 2025-08-05 17:56:12 -04:00
Geza Lore de2818c733 Add RTLMeter badge and note in internals docs (#6095) 2025-06-16 16:35:31 +01:00
Wilson Snyder 1bcd5ee0c1 Fix spelling 2025-05-16 19:02:19 -04:00
Wilson Snyder 69eb76ad66 Fix constant propagation of post-expand stages (#5983). 2025-05-05 07:04:20 -04:00
Wilson Snyder d26d62a176 Tests: Add driver.py --driver-clean 2025-03-27 18:33:18 -04:00
Wilson Snyder 29b439b93f Commentary 2025-03-21 17:43:07 -04:00
Wilson Snyder 8fbb725f34 Copyright year update. 2025-01-01 08:30:25 -05:00
Wilson Snyder 3c686d0eb2 Commentary 2024-11-11 08:44:46 -05:00
Wilson Snyder 1543b202b2 Tests: Move per-command expect= to instead check logfiles 2024-09-19 18:53:22 -04:00
Wilson Snyder 3525484730 Commentary 2024-09-10 19:04:55 -04:00
Wilson Snyder 07bb8c701d Convert test driver to Python (#5427) 2024-09-08 13:00:03 -04:00
Arkadiusz Kozdra 739be2f782 Support constrained randomization with external solvers (#4947) 2024-05-17 10:38:34 -04:00
Szymon Gizler 8301fdc6d3 Add JSON AST dumps (#5020) 2024-03-28 07:32:18 -04:00
Wilson Snyder 65c3cb4708 Tests: stop testing if --fail-max tests fail 2024-03-15 21:11:24 -04:00
Wilson Snyder 3786f59e03 Change to IEEE 1800-2023 warning mentions 2024-03-02 10:15:19 -05:00
Andrew NolteandAndrew Nolte cfb73923bd Test driver: Add -xrun Xcelium support (#4896) 
Co-authored-by: Andrew Nolte <[email protected]>
 2024-02-20 14:41:05 -05:00
Szymon Gizler d667b73e8d Add --json-only and related JSON dumping (#4715) (#4831). 2024-02-09 17:50:09 -05:00
Szymon Gizler c715cfc254 Add --valgrind switch (#4828) 2024-01-29 07:50:05 -05:00