Release v1.2.3.7 (#3909)

Changelog:
- ebpf/PSA: Support for wide fields in Digest (3877) [Jan Palimąka]
- Fix varbit handling (3761) [Vojtěch Havel]
- SplitFlowVisitor improvements [Chris Dodd]
- Deprecate unified build in favor of unity build. (3491) [Fabian Ruffy]
- Collect and flatten local struct decls (3903) [Kamlesh Kumar]
- Fix warnings in compilation using clang 15 (3904) [Vladimír Štill]
- Add support for toeplitz hash (3897) [Usha Gupta]
- Add support for flattening header union stack (3890) [Usha Gupta]
- Container arguments with type infint are treated as type variables (3889) [Mihai Budiu]
- Build with -pedantic, fix problems (3892) [Vladimír Štill]
- CI: Find protobuf and pass it to cmake on macOS (3896) [Vladimír Štill]
- Install & use GCC 9 in Ubuntu 18 build (3893) [Vladimír Štill]
- add a feature to control logging via an annotation on annotated IR ob… (3882) [Han Wang]
- Add assert and assume mode for testgen. (3775) [fruffy-bfn]
- SplitFlowVisitor to better capture split/join in ControlFlowVisitor [Chris Dodd]
- Replace invalid clone id 0 with 1 for selected BMv2 programs (3860) [Fabian Ruffy]
- Fix up one-shot-action-selectors with action arguments. Appropriately rename some P4 table programs. (3864) [Fabian Ruffy]
- Fix bug in parserUnroll (3874) [VolodymyrPeschanenkoLitSoft]

Co-authored-by: rst0git <[email protected]>

Release v1.2.3.6 (#3871)

Changelog:
- Update test to be backend agnostic by removing allocation specific code for match groups (3869) [Amresh Kulkarni]
- Refactor Python testing scripts and utilities - Part 1  (3855) [Fabian Ruffy]
- Move p4runtime arch handler class declaration to header file (3867) [Pitchumani Sivanupandi]
- Fix flawed code in up4.p4 and the pins switch models. (3857) [Fabian Ruffy]
- Fix hardcoded tests line. (3856) [Fabian Ruffy]
- ebpf/PSA: Support for wide fields in Register and Meter (3854) [Jan Palimąka]
-  Support "clone" function for BMV2 PTF (3848) [OleksandrLetychevskyiIntel]
- [P4testgen] Coverage script (3853) [Hanneli Tavante]
- Simple proof of concept PTF test for BMV2 test framework. (3849) [Fabian Ruffy]
- Emit action sel id as in bfrt (3852) [Kamlesh Kumar]
- Require action_run to be within a switch statement (3850) [Mihai Budiu]
- Table application results are not comparable (3851) [Mihai Budiu]
-  Correction of PTF tests for BMV2 (3737) [OleksandrLetychevskyiIntel]
- Fix ckadd argument (3845) [Kamlesh Kumar]
- Fix clang formatting [Chris Dodd]
- Streamline seed initialization and try to minimize nondeterminism in P4Testgen. (3839) [Fabian Ruffy]
- Add stop metrics for P4Testgen. Sanitize some P4Testgen options. (3829) [Fabian Ruffy]
- Avoiding choosing the same port as egress port for clone. (3844) [Fabian Ruffy]
- Testgen: allow block param initialization with taintexpr (3840) [Vojtěch Havel]
- Fix clang_format mismatch. (3831) [Fabian Ruffy]
- Cannot compare externs (3834) [Mihai Budiu]
- Make {} a single token (3835) [Mihai Budiu]
- Experimental: support for trailing commas (3804) [Mihai Budiu]
- Unify ctxt json's id with other runtime files (3833) [Kamlesh Kumar]
- Drop flawed input-packet-only option. (3830) [Fabian Ruffy]
- [dpdk] Emit a pseudo header, for dpdk instructions which require (3807) [Kamlesh Kumar]
- Simplify DoConstantFolding::postorder (3805) [Radostin Stoyanov]
- Not all Type_InfInt are the same - keep track of ones that need to be unified (3828) [Mihai Budiu]
- Forbid @optional parameters in some places (3827) [Mihai Budiu]
- Make ports an int32 type. (3825) [Fabian Ruffy]
- Equal types are always equivalent (3707) [Mihai Budiu]
- Fix IndexedVector methods and constructor (3821) [Vladimír Štill]
- Refactor ci-build.sh script. (3792) [Fabian Ruffy]
- Move timer from testgen to lib folder. (3785) [Fabian Ruffy]
- Utility edits for P4Tools. (3824) [fruffy-bfn]
- Update inja and fix inja formatting. (3782) [Fabian Ruffy]
- Dpdk Backend : Do not treat BAnd expresion in table key as simple expression (3823) [Usha Gupta]
- initialize direction metadata at begining of pipeline (3817) [Kamlesh Kumar]
- Fix for STF tests with BMv2 when Scapy 2.5.0 is installed (3816) [Andy Fingerhut]

Release v1.2.3.2 (#3546)

Changelog:
- Run PTF tests under different kernel versions (3535) [Jan Palimąka]
- add set_member_id in action list for action selector (3540) [Usha Gupta]
- Dpdk backend: Flatten header union into individual fields (3524) [Usha Gupta]
- Set C++ standard only if it is not set at parent scope (3541) [Vladimír Štill]
- Fixing bug in ParserUnroll for infinite loops without header stacks  (3538) [VolodymyrPeschanenkoLitSoft]
- remove unused lib/alloc.h [Chris Dodd]
- Constant-fold static_assert calls (3533) [Mihai Budiu]
- Dpdk Backend: Update default timeout values for learner table entries (3530) [Usha Gupta]
- Since dpdk now Support large struct fields(more than 64 bits) as key (3528) [Kamlesh Kumar]
- Fix hdr align (3521) [Kamlesh Kumar]
- Forbid use of .lastIndex outside of parsers (3523) [Mihai Budiu]
- Fixing bug in parserUnroll (3503) [VolodymyrPeschanenkoLitSoft]
- Fix: prevent copy elimination for statement which does not support constant values (3512) [Kamlesh Kumar]
- Fixes related to type and function specialization (3458) [Mihai Budiu]
- Prototype implementation of static_assert (3196) [Mihai Budiu]
- Silence -Warray-bounds for generated code for protobuf (3515) [Dávid Bolvanský]
- cmake: Fixed multi line comment (3513) [Dávid Bolvanský]
- Add new option to build p4c with LTO (3470) [Dávid Bolvanský]
- Load table action from json without 'name' field for BMV2 (3435) [VolodymyrPeschanenkoIntel]
- Add null check for default action property (3500) [Usha Gupta]

Co-authored-by: rst0git <[email protected]>

Release v1.2.3.1 (#3505)

Changelog:
- Update protobuf installation instructions link (3501) [Bili Dong]
- Handle table.apply().hit correctly in ubpf backend (3498) [Mihai Budiu]
- fixing bug for loop with one parser state only (3492) [VolodymyrPeschanenkoIntel]
- Update README.md (3497) [Sean M. Collins]
- Dpdk Backend: Fix support for non-zero action arguments for default action in a table using action selector (3496) [Usha Gupta]
- Fix action param processing (3493) [Usha Gupta]
- Fix incorrect CFG generated for BMV2 backend for switch statements (3490) [Mihai Budiu]
- Fix bug related to varbits width (3487) [Mihai Budiu]
- Delete keys that are empty tuples (3489) [Mihai Budiu]
- Support GCC-style options for writing dependencies to a file. (3484) [Ben Pfaff]
- Support inverted ranges (3482) [Mihai Budiu]
- Improve generation of unique strings (3350) [Dávid Bolvanský]
- missing return [Chris Dodd]
- Dpdk Backend: Allow non-constant arguments to mirror_packet extern (3473) [Usha Gupta]
- Log/IndentCtl sanity/cleanup [Chris Dodd]
- readme: Update supported Ubuntu versions (3476) [Radostin Stoyanov]
- Fix ir_frontend_midend_control_plane build target (3475) [Ali Kheradmand]
- Remove GMP dependency from BUILD.bazel (3474) [Ali Kheradmand]
- Dpdk backend: optional and range match kinds translate to wildcard match for dpdk (3472) [Usha Gupta]

Release v1.2.3.0 (#3466)

Changelog:
- Add a compiler pass that adds missing IDs to control plane objects. (3455) [fruffy]
- Forbid packages, controls, etc as tuple fields (3461) [Mihai Budiu]
- Do not allow constructor calls of externs with abstract methods (3460) [Mihai Budiu]
- Fix include headers for lib/stringify.h (3457) [Mihai Budiu]
- Use Type_Dontcare for _ expressions in table entries (3444) [Mihai Budiu]
- pft-ebpf tests: update psabpf to fix tests (3456) [Jan Palimąka]
- Fix Missing metadata for temporary variables added for Mask operation (3452) [Usha Gupta]
- DPDK Backend: Add support for tdi.json (3440) [Usha Gupta]
- P4C-DPDK - Incorrect constant value when there is a substract operation involved with a constant (3411) [github-sajan]
- Fixed build with older bison on Ubuntu 18 (3454) [Dávid Bolvanský]
- Add bazel support for p4c-dpdk compiler (3441) [Zhang Liu]
- initial commit (3447) [VolodymyrPeschanenkoIntel]
- Values with type int are legal constants (3446) [Vojtěch Havel]
- Fixed usage of yyFlexLexer with multiple parsers (3445) [Dávid Bolvanský]
- Prevent crash caused by incorrect error message (3443) [Mihai Budiu]
- ordered_set: operator<: Fix for a case of strict inclusion. (3431) [DoctorNoobingstoneIPresume]
- DPDK Backend: Avoid compiler crash by handling possible types of length argument in packet extract for header containing varbit field (3439) [Usha Gupta]
- DPDK Backend: Emit name information for externs in context json (3433) [Usha Gupta]
- [dpdk] shorten label names and header instance type (3436) [Kamlesh Kumar]
- remove debug info (3438) [VolodymyrPeschanenkoIntel]
- Added new P4C option (3425) [OleksandrLetychevskyiIntel]
- Avoid crash in ebpf backend by checking expected IR node kinds (3427) [Mihai Budiu]
- remove unused include (3428) [Vojtěch Havel]
- Do not remove externs which are defined not in system files. (3424) [VolodymyrPeschanenkoIntel]
- Implement Copy Elimination for dpdk backend (3406) [Kamlesh Kumar]
- save annotations after parser unroll (3422) [VolodymyrPeschanenkoIntel]
- Handle constant folding for tuple/list constants (3421) [Mihai Budiu]
- loop unrolling: Use type of original expression (3420) [Mihai Budiu]

Co-authored-by: rst0git <[email protected]>

Release v1.2.2.3 (#3418)

Changelog:
- Only crash if the error count exceeds the maximum (3413) [Andrew Kvapil]
- Use a helper to to define the cpp toolchain type (3416) [John Cater]
- Fix incorrect overload resolution for specialized (package) types (3412) [Mihai Budiu]
- Always prepend local gtest include paths (3414) [Anton Korobeynikov]
- Add support of path expressions for a header stack inside parserUnroll (3405) [VolodymyrPeschanenkoIntel]
- Values with type int are legal constants (3408) [Mihai Budiu]
- collects decls from parser and control block (3392) [Kamlesh Kumar]
- Update BUILD.bazel to remove constat patterns from glob (3397) [Zhang Liu]
- Remove apply() calls to redundant parsers (3356) [Brian Leibig]
- psabpf-ctl: update action-selector CLI - rename commands (3404) [Jan Palimąka]
- Fix incorrect copy propagation into table match keys (3399) [Vojtěch Havel]
- Solving problems with HeaderUnion (3342) [OleksandrLetychevskyiIntel]
- Update rules that require a cpp toolchain to use a helper function that defines the toolchain type. (3401) [John Cater]
- Improve the way we wait for commands in driver (3398) [Vladimír Štill]
- Fixing parserUnroll bug for sequential next operator usage (3193) [VolodymyrPeschanenkoIntel]
- Fix missing key initialization when header/metadata fields used as table keys are copied in new metadata fields (3395) [Usha Gupta]
- actionSynthesis: add original source info to synthesized actions (3396) [Matej Vido]
- Use width_bits() instead of size for constantFolding. (3400) [fruffy]
- BUILD_USE_COLOR=OFF disables colors for the C++ compiler (3389) [Dávid Bolvanský]
- Make bitvec helpers available as global, don't polute top-level namespace (3393) [Vladimír Štill]
- Bring commonly used builtin options under lib directory (3381) [Kamlesh Kumar]
- Update reference outputs (3388) [Usha Gupta]
- Dpdk Backend: Enable header stack dynamic index elimination (3375) [Usha Gupta]
- Add metadata fields uses as Member Expression (3387) [Kamlesh Kumar]
- Enable Automated Releases (3386) [Radostin Stoyanov]
- DPDK Backend: Fix action name used in learn instruction, minor fix in context json (3385) [Usha Gupta]
- Fixing bug in HSIndexSimplifier path (3382) [VolodymyrPeschanenkoIntel]
- PSA-eBPF PTF tests: update psabpf to the latest version (3383) [Jan Palimąka]
- Dpdk backend: Add target_name field for tables to context json.  (3380) [Usha Gupta]
- Fixed comparison between two Type_Bits (3377) [Michal Kekely]
- accept PSA_MeterColor_t in action parameter (3365) [Kamlesh Kumar]
- Type unification should always use the canonical type (3370) [Mihai Budiu]
- Dpdk backend: Minor changes in context json and learner table timeout values. Supercedes PR 3369 (3372) [Usha Gupta]
- P4C-DPDK : Add support for Hash extern (3368) [github-sajan]
- Add types for tables keys after switchElimination (3064) [VolodymyrPeschanenkoIntel]
- Do not allow variables with type Type_Parser/Control (3361) [Mihai Budiu]
- Remove unused variables in psa/ebpf backend (3362) [Mihai Budiu]
- String utility functions (3366) [Mihai Budiu]
- crash.cpp: Register names fixed for building under Cygwin. (3296) [DoctorNoobingstoneIPresume]
- Added nullptr check into graphs backend (3367) [Michal Kekely]
- Add old parser state in loopsUnroll if ExpressionEvaluator returns a error (3150) [VolodymyrPeschanenkoIntel]
- Use 0 as default PSA_PORT_RECIRCULATE value (3360) [Mateusz Kossakowski]
- Add support for ternary const entries (3347) [Mateusz Kossakowski]
- Improve error message when select types do not match (3352) [Mihai Budiu]
- Do not crash if constant width is 0 (3358) [Mihai Budiu]
- Allow value sets as labels when select() is done on a constant (3353) [Mihai Budiu]
- Allow unification between serenum and underlying type (3341) [Mihai Budiu]
- Allow shifts with serenums on the RHS (3355) [Mihai Budiu]
- Unification of generic types can reduce to unification of Type_Name (3354) [Mihai Budiu]
- Fixed start state renaming for p4-14 translation using @packet_entry (3348) [Michal Kekely]
- Validate value_set element types (3351) [Mihai Budiu]
- Do not generate TC Egress program if PSA Egress pipeline is empty (3349) [Tomasz Osiński]
- Improve error message when validating select expressions (3340) [Mihai Budiu]
- Require a start state in parsers (3339) [Mihai Budiu]
- Use psabpf-ctl register command in PTF tests (3337) [Mateusz Kossakowski]
- Dpdk:  Fix missing initialization for table properties for add_on_miss tables in context json (3334) [Usha Gupta]
- Do not specialize functions when arguments are type variables (3328) [Mihai Budiu]
- Add generic structs to P4Runtime digest example (3332) [Antonin Bas]
- Fix control-plane generation for headers containing structs (3331) [Mihai Budiu]
- Check that parameter default values are compile-time known (3330) [Mihai Budiu]
- Fix handling of keys without name annotation in graphs (3327) [Vladimír Štill]
- [dpdk]  Fix calculation of direction from input port (3326) [Kamlesh Kumar]
- DPDK Backend: Connection tracking support (3290) [Usha Gupta]
- Update PSA-eBPF documentation (3320) [Tomasz Osiński]
- Expand 'emit' calls in the ebpf backend (3323) [Mihai Budiu]
- Fix warnings generated by XDP helper program (3322) [Tomasz Osiński]
- Fixes for Graph generation for switch(t.apply().action_run) (3314) [Michal Kekely]
- Allow shifts with constant signed positive amounts (3303) [Mihai Budiu]
- Correctly handle don't care named arguments  (3278) [Mihai Budiu]
- Avoid dereferencing nullptr in GetStackItemRef::baseRef (3315) [Vladimír Štill]
- Not all returns in parsers are disallowed (3309) [Mihai Budiu]
- Do not allow structure have specialized parsers as type arguments (3310) [Mihai Budiu]
- Fixing bug for concat elimination in SimpleSwitch (3300) [VolodymyrPeschanenkoIntel]
- Require generic return types to be specialized (3302) [Mihai Budiu]
- p4test does not support switch statements in actions (3301) [Mihai Budiu]
- Forbid instantiations in functions or methods (3279) [Mihai Budiu]
- Forbid methods to return int or string (3280) [Mihai Budiu]
- Emit table apply for switch expression with action_run (3284) [Usha Gupta]
- Test for isValid as a header field (3275) [Mihai Budiu]
- Improvement of p4c-graphs backend (3268) [Timotej Ponek]
- Add support for LLD linker, cmake options for LLD and Gold (3263) [Vladimír Štill]
- Update used psabpf library for PTF tests (PSA/eBPF) (3261) [Jan Palimąka]
- Preserve build failure semantics. (3270) [fruffy]
- [dpdk] Eliminate header copy (3257) [Kamlesh Kumar]
- DPDK Backend: PNA Pass metadata support (3245) [Usha Gupta]
- Add UPF sample program for PSA/eBPF backend (3267) [Tomasz Osiński]
- Add BNG sample program for PSA/eBPF backend (3266) [Tomasz Osiński]
- Use ccache with Github actions (3073) [fruffy]
- Add cmake option to force-enable colors in build (3269) [Vladimír Štill]
- Do not crash on illegal uses of 'this' (3265) [Mihai Budiu]
- Allow specialized types for direct control/parser invocations (3260) [Mihai Budiu]
- Add support for ternary match kind to eBPF backend (3256) [Tomasz Osiński]
- Stricter type checking for built-in methods (3259) [Mihai Budiu]
- Add L2L3-ACL sample program for PSA/eBPF backend (3255) [Tomasz Osiński]
- Improve padding calculation in eBPF parser (3254) [Jan Palimąka]
- UBPF backend header files were not cpplinted (3252) [Mihai Budiu]
- Fix incorrect C code generation for ebpf control plane (3253) [Jan Palimąka]
- Add support for Random extern to PSA/eBPF backend (3251) [Tomasz Osiński]
- Fix support for verify() and error type to fully support verify() in PSA/eBPF backend (3250) [Jan Palimąka]
- Implement DirectMeter extern for eBPF backend (3243) [Mateusz Kossakowski]
- p4c: Handle spaces in file name (3249) [Radostin Stoyanov]
- Fix a typo in README (3248) [Jan Ziak]

Co-authored-by: p4lang <[email protected]>