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Updated call semantics (#56)

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- Update pallet-revive dependency
- Implement calls according to pallet-revive call semantics
- Switch to the new return data API in pallet revive and get rid of return data buffer
- Remove a bunch of resulting dead code
This commit is contained in:
Cyrill Leutwiler
2024-09-28 20:03:03 +02:00
committed by GitHub
parent 066acc4663
commit 6585973e99
24 changed files with 1001 additions and 886 deletions
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crates/llvm-context/src/polkavm/context/function/runtime/entry.rs
-45
View File
@@ -1,7 +1,6 @@
//! The entry function.
use inkwell::types::BasicType;
use inkwell::values::BasicValue;
use crate::polkavm::context::address_space::AddressSpace;
use crate::polkavm::context::function::runtime;
@@ -26,9 +25,6 @@ impl Entry {
/// Reserve 1kb for calldata.
pub const MAX_CALLDATA_SIZE: usize = 1024;
/// Reserve 1kb for returndata.
pub const MAX_RETURNDATA_SIZE: usize = 1024;
/// Initializes the global variables.
/// The pointers are not initialized, because it's not possible to create a null pointer.
pub fn initialize_globals<D>(context: &mut Context<D>) -> anyhow::Result<()>
@@ -43,14 +39,6 @@ impl Entry {
calldata_type.get_undef(),
);
let returndata_type = context.array_type(context.byte_type(), Self::MAX_RETURNDATA_SIZE);
context.set_global(
crate::polkavm::GLOBAL_RETURN_DATA_POINTER,
returndata_type,
AddressSpace::Stack,
returndata_type.get_undef(),
);
context.set_global(
crate::polkavm::GLOBAL_HEAP_MEMORY_POINTER,
context.llvm().ptr_type(AddressSpace::Heap.into()),
@@ -70,12 +58,6 @@ impl Entry {
AddressSpace::Stack,
context.word_undef(),
);
context.set_global(
crate::polkavm::GLOBAL_RETURN_DATA_SIZE,
context.xlen_type(),
AddressSpace::Stack,
context.xlen_type().const_zero().as_basic_value_enum(),
);
context.set_global(
crate::polkavm::GLOBAL_CALL_FLAGS,
@@ -84,33 +66,6 @@ impl Entry {
context.word_const(0),
);
context.set_global(
crate::polkavm::GLOBAL_I256_SIZE,
context.xlen_type(),
AddressSpace::Stack,
context.integer_const(
crate::polkavm::XLEN,
revive_common::BYTE_LENGTH_X64 as u64 * 4,
),
);
context.set_global(
crate::polkavm::GLOBAL_I160_SIZE,
context.xlen_type(),
AddressSpace::Stack,
context.integer_const(
crate::polkavm::XLEN,
revive_common::BYTE_LENGTH_X64 as u64 * 2 + revive_common::BYTE_LENGTH_X32 as u64,
),
);
context.set_global(
crate::polkavm::GLOBAL_I64_SIZE,
context.xlen_type(),
AddressSpace::Stack,
context.integer_const(crate::polkavm::XLEN, revive_common::BYTE_LENGTH_X64 as u64),
);
Ok(())
}