Remove vyper and dead code (#23)

crates/llvm-context/src/polkavm/utils.rs

@@ -1,8 +1,5 @@
 //! Some LLVM IR generator utilies.
 
-use inkwell::values::BasicValue;
-
-use crate::polkavm::context::address_space::AddressSpace;
 use crate::polkavm::context::Context;
 use crate::polkavm::Dependency;
 
@@ -39,143 +36,6 @@ where
     Ok(result.into_int_value())
 }
 
-/// Returns the full list of arguments for an external call.
-/// Performs the extra ABI data padding and adds the mimic call extra argument.
-pub fn external_call_arguments<'ctx, D>(
-    _context: &Context<'ctx, D>,
-    abi_data: inkwell::values::BasicValueEnum<'ctx>,
-    address: inkwell::values::IntValue<'ctx>,
-    _extra_abi_data: Vec<inkwell::values::IntValue<'ctx>>,
-    mimic: Option<inkwell::values::IntValue<'ctx>>,
-) -> Vec<inkwell::values::BasicValueEnum<'ctx>>
-where
-    D: Dependency + Clone,
-{
-    let mut result = Vec::with_capacity(
-        crate::polkavm::context::function::runtime::entry::Entry::MANDATORY_ARGUMENTS_COUNT
-            + crate::polkavm::EXTRA_ABI_DATA_SIZE
-            + usize::from(mimic.is_some()),
-    );
-    result.push(abi_data);
-    result.push(address.as_basic_value_enum());
-    //result.extend(
-    //    pad_extra_abi_data(context, extra_abi_data)
-    //        .into_iter()
-    //        .map(|value| value.as_basic_value_enum()),
-    //);
-    if let Some(mimic) = mimic {
-        result.push(mimic.as_basic_value_enum());
-    }
-    result
-}
-
-/// Generates an ABI data for an external call.
-/// If `gas` is `None`, it is fetched from the contract context.
-pub fn abi_data<'ctx, D>(
-    context: &mut Context<'ctx, D>,
-    input_offset: inkwell::values::IntValue<'ctx>,
-    input_length: inkwell::values::IntValue<'ctx>,
-    gas: Option<inkwell::values::IntValue<'ctx>>,
-    address_space: AddressSpace,
-    is_system_call: bool,
-) -> anyhow::Result<inkwell::values::BasicValueEnum<'ctx>>
-where
-    D: Dependency + Clone,
-{
-    let input_offset = crate::polkavm::utils::clamp(
-        context,
-        input_offset,
-        context.word_const(u32::MAX as u64),
-        "abi_data_input_offset",
-    )?;
-    let input_length = crate::polkavm::utils::clamp(
-        context,
-        input_length,
-        context.word_const(u32::MAX as u64),
-        "abi_data_input_length",
-    )?;
-
-    let gas = match gas {
-        Some(gas) => gas,
-        None => crate::polkavm::evm::ether_gas::gas(context)?.into_int_value(),
-    };
-    let gas = crate::polkavm::utils::clamp(
-        context,
-        gas,
-        context.word_const(u32::MAX as u64),
-        "abi_data_gas",
-    )?;
-
-    let input_offset_shifted = context.builder().build_left_shift(
-        input_offset,
-        context.word_const((revive_common::BIT_LENGTH_X32 * 2) as u64),
-        "abi_data_input_offset_shifted",
-    )?;
-    let input_length_shifted = context.builder().build_left_shift(
-        input_length,
-        context.word_const((revive_common::BIT_LENGTH_X32 * 3) as u64),
-        "abi_data_input_length_shifted",
-    )?;
-    let gas_shifted = context.builder().build_left_shift(
-        gas,
-        context.word_const((revive_common::BIT_LENGTH_X32 * 6) as u64),
-        "abi_data_gas_shifted",
-    )?;
-
-    let mut abi_data = context.builder().build_int_add(
-        input_offset_shifted,
-        input_length_shifted,
-        "abi_data_offset_and_length",
-    )?;
-    abi_data = context
-        .builder()
-        .build_int_add(abi_data, gas_shifted, "abi_data_add_gas")?;
-    if let AddressSpace::HeapAuxiliary = address_space {
-        let auxiliary_heap_marker_shifted = context.builder().build_left_shift(
-            context.word_const(zkevm_opcode_defs::FarCallForwardPageType::UseAuxHeap as u64),
-            context.word_const((revive_common::BIT_LENGTH_X32 * 7) as u64),
-            "abi_data_auxiliary_heap_marker_shifted",
-        )?;
-        abi_data = context.builder().build_int_add(
-            abi_data,
-            auxiliary_heap_marker_shifted,
-            "abi_data_add_heap_auxiliary_marker",
-        )?;
-    }
-    if is_system_call {
-        let auxiliary_heap_marker_shifted = context.builder().build_left_shift(
-            context.word_const(zkevm_opcode_defs::FarCallForwardPageType::UseAuxHeap as u64),
-            context.word_const(
-                ((revive_common::BIT_LENGTH_X32 * 7) + (revive_common::BIT_LENGTH_BYTE * 3)) as u64,
-            ),
-            "abi_data_system_call_marker_shifted",
-        )?;
-        abi_data = context.builder().build_int_add(
-            abi_data,
-            auxiliary_heap_marker_shifted,
-            "abi_data_add_system_call_marker",
-        )?;
-    }
-
-    Ok(abi_data.as_basic_value_enum())
-}
-
-/// Pads the extra ABI data with `i256::undef`, so it always consists of 10 values.
-pub fn pad_extra_abi_data<'ctx, D>(
-    context: &Context<'ctx, D>,
-    initial_data: Vec<inkwell::values::IntValue<'ctx>>,
-) -> [inkwell::values::IntValue<'ctx>; crate::polkavm::EXTRA_ABI_DATA_SIZE]
-where
-    D: Dependency + Clone,
-{
-    let mut padded_data = initial_data;
-    padded_data.extend(vec![
-        context.word_undef();
-        crate::polkavm::EXTRA_ABI_DATA_SIZE - padded_data.len()
-    ]);
-    padded_data.try_into().expect("Always valid")
-}
-
 /// Computes the `keccak256` hash for `preimage`.
 pub fn keccak256(preimage: &[u8]) -> String {
     use sha3::Digest;