disable sbrk and emulate EVM linear memory internally (#76)

Signed-off-by: Cyrill Leutwiler <bigcyrill@hotmail.com>
Signed-off-by: xermicus <cyrill@parity.io>

crates/solidity/src/evmla/ethereal_ir/function/block/element/mod.rs

@@ -1206,7 +1206,7 @@ where
                 anyhow::bail!("The `BLOBBASEFEE` instruction is not supported until zkVM v1.5.0");
             }
             InstructionName::MSIZE => {
-                revive_llvm_context::polkavm_evm_contract_context::msize(context).map(Some)
+                revive_llvm_context::polkavm_evm_memory::msize(context).map(Some)
             }
 
             InstructionName::CALLCODE => {

crates/solidity/src/test_utils.rs

@@ -276,18 +276,26 @@ pub fn compile_blob(contract_name: &str, source_code: &str) -> Vec<u8> {
 /// Compile the EVM bin-runtime of `contract_name` found in given `source_code`.
 /// The `solc` optimizer will be enabled
 pub fn compile_evm_bin_runtime(contract_name: &str, source_code: &str) -> Vec<u8> {
-    compile_evm(contract_name, source_code, true)
+    compile_evm(contract_name, source_code, true, true)
 }
 
 /// Compile the EVM bin of `contract_name` found in given `source_code`.
 /// The `solc` optimizer will be enabled
-pub fn compile_evm_deploy_code(contract_name: &str, source_code: &str) -> Vec<u8> {
-    compile_evm(contract_name, source_code, false)
+pub fn compile_evm_deploy_code(
+    contract_name: &str,
+    source_code: &str,
+    solc_optimizer_enabled: bool,
+) -> Vec<u8> {
+    compile_evm(contract_name, source_code, solc_optimizer_enabled, false)
 }
 
-fn compile_evm(contract_name: &str, source_code: &str, runtime: bool) -> Vec<u8> {
+fn compile_evm(
+    contract_name: &str,
+    source_code: &str,
+    solc_optimizer_enabled: bool,
+    runtime: bool,
+) -> Vec<u8> {
     let pipeline = SolcPipeline::Yul;
-    let solc_optimizer_enabled = true;
     let id = CachedBlob {
         contract_name: contract_name.to_owned(),
         pipeline,

crates/solidity/src/yul/parser/statement/expression/function_call/mod.rs

@@ -963,9 +963,7 @@ impl FunctionCall {
                     location
                 );
             }
-            Name::MSize => {
-                revive_llvm_context::polkavm_evm_contract_context::msize(context).map(Some)
-            }
+            Name::MSize => revive_llvm_context::polkavm_evm_memory::msize(context).map(Some),
 
             Name::Verbatim {
                 input_size,