tidy up the runtime API crate (#85)

- remove unused runtime API imports and constants
- move runtime api symbols into the revive-runtime-api crate

Signed-off-by: Cyrill Leutwiler <bigcyrill@hotmail.com>

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

@@ -1,14 +1,8 @@
 //! 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;
 
@@ -24,31 +18,6 @@ pub static GLOBAL_CALLDATA_SIZE: &str = "calldatasize";
 /// The call flags global variable name.
 pub static GLOBAL_CALL_FLAGS: &str = "call_flags";
 
-/// 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_WORD as u64);
-
-/// 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:
 /// - bytecode hash (32 bytes)
 pub const DEPLOYER_CALL_HEADER_SIZE: usize = revive_common::BYTE_LENGTH_WORD;

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

@@ -1,89 +0,0 @@
-//! Runtime API import and export symbols.
-
-pub mod exports {
-    /// 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 mod imports {
-    pub static SBRK: &str = "__sbrk_internal";
-
-    pub static MEMORY_SIZE: &str = "__msize";
-
-    pub static ADDRESS: &str = "address";
-
-    pub static BALANCE: &str = "balance";
-
-    pub static BALANCE_OF: &str = "balance_of";
-
-    pub static BLOCK_NUMBER: &str = "block_number";
-
-    pub static CHAIN_ID: &str = "chain_id";
-
-    pub static CALL: &str = "call";
-
-    pub static CALLER: &str = "caller";
-
-    pub static CODE_SIZE: &str = "code_size";
-
-    pub static DEPOSIT_EVENT: &str = "deposit_event";
-
-    pub static GET_IMMUTABLE_DATA: &str = "get_immutable_data";
-
-    pub static GET_STORAGE: &str = "get_storage";
-
-    pub static HASH_KECCAK_256: &str = "hash_keccak_256";
-
-    pub static INPUT: &str = "input";
-
-    pub static INSTANTIATE: &str = "instantiate";
-
-    pub static NOW: &str = "now";
-
-    pub static RETURN: &str = "seal_return";
-
-    pub static RETURNDATACOPY: &str = "return_data_copy";
-
-    pub static RETURNDATASIZE: &str = "return_data_size";
-
-    pub static SET_STORAGE: &str = "set_storage";
-
-    pub static SET_IMMUTABLE_DATA: &str = "set_immutable_data";
-
-    pub static VALUE_TRANSFERRED: &str = "value_transferred";
-
-    /// All imported runtime API symbols.
-    /// Useful for configuring common attributes and linkage.
-    pub static IMPORTS: [&str; 23] = [
-        SBRK,
-        MEMORY_SIZE,
-        ADDRESS,
-        BALANCE,
-        BALANCE_OF,
-        BLOCK_NUMBER,
-        CALL,
-        CALLER,
-        CHAIN_ID,
-        CODE_SIZE,
-        DEPOSIT_EVENT,
-        GET_IMMUTABLE_DATA,
-        GET_STORAGE,
-        HASH_KECCAK_256,
-        INPUT,
-        INSTANTIATE,
-        NOW,
-        RETURN,
-        RETURNDATACOPY,
-        RETURNDATASIZE,
-        SET_IMMUTABLE_DATA,
-        SET_STORAGE,
-        VALUE_TRANSFERRED,
-    ];
-}