Constructors and contract creation (#11)

Implement constructor logic and support create/create2 in the mock runtime

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

crates/llvm-context/src/polkavm/context/function/runtime/mod.rs

@@ -2,7 +2,6 @@
 
 pub mod default_call;
 pub mod deploy_code;
-pub mod deployer_call;
 pub mod entry;
 pub mod runtime_code;
 
@@ -13,14 +12,13 @@ use crate::polkavm::Dependency;
 use crate::polkavm::WriteLLVM;
 
 use self::default_call::DefaultCall;
-use self::deployer_call::DeployerCall;
 
 /// The front-end runtime functions.
 #[derive(Debug, Clone)]
 pub struct Runtime {
     /// The address space where the calldata is allocated.
     /// Solidity uses the ordinary heap. Vyper uses the auxiliary heap.
-    address_space: AddressSpace,
+    _address_space: AddressSpace,
 }
 
 impl Runtime {
@@ -34,8 +32,8 @@ impl Runtime {
     pub const FUNCTION_RUNTIME_CODE: &'static str = "__runtime";
 
     /// A shortcut constructor.
-    pub fn new(address_space: AddressSpace) -> Self {
-        Self { address_space }
+    pub fn new(_address_space: AddressSpace) -> Self {
+        Self { _address_space }
     }
 
     /// Returns the corresponding runtime function.
@@ -52,18 +50,6 @@ impl Runtime {
             .borrow()
             .declaration()
     }
-
-    /// Returns the corresponding runtime function.
-    pub fn deployer_call<'ctx, D>(context: &Context<'ctx, D>) -> FunctionDeclaration<'ctx>
-    where
-        D: Dependency + Clone,
-    {
-        context
-            .get_function(DeployerCall::FUNCTION_NAME)
-            .expect("Always exists")
-            .borrow()
-            .declaration()
-    }
 }
 
 impl<D> WriteLLVM<D> for Runtime
@@ -74,7 +60,6 @@ where
         //DefaultCall::new(context.llvm_runtime().far_call).declare(context)?;
         DefaultCall::new(context.llvm_runtime().static_call).declare(context)?;
         DefaultCall::new(context.llvm_runtime().delegate_call).declare(context)?;
-        DeployerCall::new(self.address_space).declare(context)?;
 
         Ok(())
     }
@@ -83,7 +68,6 @@ where
         //DefaultCall::new(context.llvm_runtime().far_call).into_llvm(context)?;
         DefaultCall::new(context.llvm_runtime().static_call).into_llvm(context)?;
         DefaultCall::new(context.llvm_runtime().delegate_call).into_llvm(context)?;
-        DeployerCall::new(self.address_space).into_llvm(context)?;
 
         Ok(())
     }