EVMC 6.1.0

• Added: [#174]
  The Istanbul EVM revision.
• Added: [#182]
  The is_zero() C++ helper for basic data types.
• Added: [#186]
  Reserved the post-Constantinople EVM revision number.
• Added: [#187]
  C++ wrappers for VM and execution result objects.
• Deprecated: [#184]
  The EVMC_LATEST_REVISION is deprecated, replaced with EVMC_MAX_REVISION.

EVMC 6.0.2

• Fixed: [#179] Add missing salt argument for CREATE2 in Host in Go bindings.

EVMC 6.0.1

• Fixed: [#169] Integration of EVMC as a CMake subproject is easier because Hunter is not loaded unless building tests (EVMC_TESTING=ON) is requested.

Demo 1: geth + aleth-interpreter

The package contains geth 1.8.17 with added EVMC 6.0.0 support and Aleth Interpreter - the EVMC compatible EVM interpreter from Aleth project.

Usage:

./geth --vm.evm=./aleth-interpreter.so

Geth: https://github.com/ewasm/go-ethereum/releases/tag/v1.8.17-evmc.6.0.0

EVMC 6.0.0

• Added: [#116] EVMC Host implementation example.
• Added: [#127] Support for Constantinople SSTORE net gas metering.
• Added: [#133] Support for Constantinople CREATE2 salt in Go bindings.
• Added: [#144] A VM can now report its capabilities (i.e. EVM and/or ewasm).
• Added: [#159] EVMC Host implementation guide.
• Added: [#160] EVMC VM implementation guide.
• Changed: [#119] EVMC loader symbol searching has been generalized.
• Changed: [#125] The evmc_context_fn_table renamed to evmc_host_interface.
• Changed: [#128] The evmc_message fields reordered.
• Changed: [#136] The evmc_set_option() now returns more information about the failure cause.
• Changed: [#138], [#140] In C the bool type is used instead of int for true/false flags.
• Changed: [#152] Introduction of the evmc_bytes32 type.
• Changed: [#154] Simplification of signatures of Host methods.

EVMC 5.2.0

• Feature: [#81] Use also "evmc_create" function name for loading EVMC DLLs.
• Fix: [#92] The evmc.h header compatibility with C++98 fixed.
• Fix: [#93], [#103] Compilation and build configuration fixes.
• Improved: [#97], [#107] Documentation improvements, including documentation for the VM Tester.

EVMC 5.1.0

• Feature: [#41] Go language bindings for EVMC.
• Feature: [#56, #62] New error codes.
• Feature: [#67, #68, #70] More helper functions.
• Fix: [#72] Go bindings: Properly handle unknown error codes.
• Improved: [#58] Documentation has been extended.
• Improved: [#59] Optional Result Storage helper module has been separated.
• Improved: [#75] Cable upgraded to 0.2.11.
• Improved: [#77] The license changed from MIT to Apache 2.0.

EVMC 5.0.0

• Feature: [#23, #24] List of status codes extended and reordered.
• Feature: [#32] VM Tracing API.
• Feature: [#33, #34] The support library with metrics tables for EVM1 instructions.
• Feature: [#35] Ability to create EVMC CMake package.
• Feature: [#40] The loader support library for VM dynamic loading.
• Feature: [#45] Constantinople: Support for CREATE2 instruction.
• Feature: [#49] Constantinople: Support for EXTCODEHASH instruction.
• Feature: [#52] Constantinople: Storage status is reported back from evmc_set_storage().