internalize runtime API function symbols

Signed-off-by: xermicus <cyrill@parity.io>

crates/llvm-context/src/polkavm/const/mod.rs

@@ -0,0 +1,74 @@
+//! The LLVM context constants.
+
+/// Runtime API methods.
+pub mod runtime_api;
+
+/// The LLVM framework version.
+pub const LLVM_VERSION: semver::Version = semver::Version::new(18, 1, 4);
+
+/// The PolkaVM version.
+pub const ZKEVM_VERSION: semver::Version = semver::Version::new(1, 3, 2);
+
+/// The register width sized type
+pub static XLEN: usize = revive_common::BIT_LENGTH_X32;
+
+/// The heap memory pointer pointer global variable name.
+pub static GLOBAL_HEAP_MEMORY_POINTER: &str = "memory_pointer";
+
+/// The calldata pointer global variable name.
+pub static GLOBAL_CALLDATA_POINTER: &str = "ptr_calldata";
+
+/// The calldata size global variable name.
+pub static GLOBAL_CALLDATA_SIZE: &str = "calldatasize";
+
+/// The return data pointer global variable name.
+pub static GLOBAL_RETURN_DATA_POINTER: &str = "ptr_return_data";
+
+/// The return data size pointer global variable name.
+pub static GLOBAL_RETURN_DATA_SIZE: &str = "returndatasize";
+
+/// The call flags global variable name.
+pub static GLOBAL_CALL_FLAGS: &str = "call_flags";
+
+/// The extra ABI data global variable name.
+pub static GLOBAL_EXTRA_ABI_DATA: &str = "extra_abi_data";
+
+/// The active pointer global variable name.
+pub static GLOBAL_ACTIVE_POINTER: &str = "ptr_active";
+
+/// The constant array global variable name prefix.
+pub static GLOBAL_CONST_ARRAY_PREFIX: &str = "const_array_";
+
+/// The global verbatim getter identifier prefix.
+pub static GLOBAL_VERBATIM_GETTER_PREFIX: &str = "get_global::";
+
+/// The external call data offset in the auxiliary heap.
+pub const HEAP_AUX_OFFSET_EXTERNAL_CALL: u64 = 0;
+
+/// The constructor return data offset in the auxiliary heap.
+pub const HEAP_AUX_OFFSET_CONSTRUCTOR_RETURN_DATA: u64 =
+    8 * (revive_common::BYTE_LENGTH_FIELD as u64);
+
+/// The number of the extra ABI data arguments.
+pub const EXTRA_ABI_DATA_SIZE: usize = 0;
+
+/// The `create` method deployer signature.
+pub static DEPLOYER_SIGNATURE_CREATE: &str = "create(bytes32,bytes32,bytes)";
+
+/// The `create2` method deployer signature.
+pub static DEPLOYER_SIGNATURE_CREATE2: &str = "create2(bytes32,bytes32,bytes)";
+
+/// The absence of system call bit.
+pub const NO_SYSTEM_CALL_BIT: bool = false;
+
+/// The system call bit.
+pub const SYSTEM_CALL_BIT: bool = true;
+
+/// The deployer call header size that consists of:
+/// - selector (4 bytes)
+/// - salt (32 bytes)
+/// - bytecode hash (32 bytes)
+/// - constructor arguments offset (32 bytes)
+/// - constructor arguments length (32 bytes)
+pub const DEPLOYER_CALL_HEADER_SIZE: usize =
+    revive_common::BYTE_LENGTH_X32 + (revive_common::BYTE_LENGTH_FIELD * 4);

crates/llvm-context/src/polkavm/const/runtime_api.rs

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+//! Runtime API import and export symbols.
+
+/// The contract deploy export.
+pub static CALL: &str = "call";
+
+/// The contract call export.
+pub static DEPLOY: &str = "deploy";
+
+/// All exported symbols.
+/// Useful for configuring common attributes and linkage.
+pub static EXPORTS: [&str; 2] = [CALL, DEPLOY];
+
+pub static GET_STORAGE: &str = "get_storage";
+
+pub static HASH_KECCAK_256: &str = "hash_keccak_256";
+
+pub static INPUT: &str = "input";
+
+pub static RETURN: &str = "seal_return";
+
+pub static SET_STORAGE: &str = "set_storage";
+
+pub static VALUE_TRANSFERRED: &str = "value_transferred";
+
+/// All imported runtime API symbols..
+/// Useful for configuring common attributes and linkage.
+pub static IMPORTS: [&str; 6] = [
+    GET_STORAGE,
+    HASH_KECCAK_256,
+    INPUT,
+    RETURN,
+    SET_STORAGE,
+    VALUE_TRANSFERRED,
+];
+
+/// PolkaVM __sbrk API symbol to extend the heap memory.
+pub static SBRK: &str = "__sbrk";