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llvm-context: lazy handling of function arguments and immutable data (#282)

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- Lazily load function arguments so that they can be passed as pointers.
- Lazily call the immutable store function to avoid storing zero sized
immutable data.

---------

Signed-off-by: Cyrill Leutwiler <bigcyrill@hotmail.com>
This commit is contained in:
xermicus
2025-04-14 15:54:59 +02:00
committed by GitHub
parent ad3315346c
commit 431b5a2ce5
18 changed files with 268 additions and 177 deletions
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crates/llvm-context/src/polkavm/evm/storage.rs
+17 -10
View File
@@ -3,6 +3,7 @@
use crate::polkavm::context::runtime::RuntimeFunction;
use crate::polkavm::context::Context;
use crate::polkavm::Dependency;
use crate::PolkaVMArgument;
use crate::PolkaVMLoadStorageWordFunction;
use crate::PolkaVMLoadTransientStorageWordFunction;
use crate::PolkaVMStoreStorageWordFunction;
@@ -11,14 +12,14 @@ use crate::PolkaVMStoreTransientStorageWordFunction;
/// Translates the storage load.
pub fn load<'ctx, D>(
context: &mut Context<'ctx, D>,
position: inkwell::values::IntValue<'ctx>,
position: &PolkaVMArgument<'ctx>,
) -> anyhow::Result<inkwell::values::BasicValueEnum<'ctx>>
where
D: Dependency + Clone,
{
let name = <PolkaVMLoadStorageWordFunction as RuntimeFunction<D>>::NAME;
let declaration = <PolkaVMLoadStorageWordFunction as RuntimeFunction<D>>::declaration(context);
let arguments = [position.into()];
let arguments = [position.as_pointer(context)?.value.into()];
Ok(context
.build_call(declaration, &arguments, "storage_load")
.unwrap_or_else(|| panic!("runtime function {name} should return a value")))
@@ -27,14 +28,17 @@ where
/// Translates the storage store.
pub fn store<'ctx, D>(
context: &mut Context<'ctx, D>,
position: inkwell::values::IntValue<'ctx>,
value: inkwell::values::IntValue<'ctx>,
position: &PolkaVMArgument<'ctx>,
value: &PolkaVMArgument<'ctx>,
) -> anyhow::Result<()>
where
D: Dependency + Clone,
{
let declaration = <PolkaVMStoreStorageWordFunction as RuntimeFunction<D>>::declaration(context);
let arguments = [position.into(), value.into()];
let arguments = [
position.as_pointer(context)?.value.into(),
value.as_pointer(context)?.value.into(),
];
context.build_call(declaration, &arguments, "storage_store");
Ok(())
}
@@ -42,13 +46,13 @@ where
/// Translates the transient storage load.
pub fn transient_load<'ctx, D>(
context: &mut Context<'ctx, D>,
position: inkwell::values::IntValue<'ctx>,
position: &PolkaVMArgument<'ctx>,
) -> anyhow::Result<inkwell::values::BasicValueEnum<'ctx>>
where
D: Dependency + Clone,
{
let name = <PolkaVMLoadTransientStorageWordFunction as RuntimeFunction<D>>::NAME;
let arguments = [position.into()];
let arguments = [position.as_pointer(context)?.value.into()];
let declaration =
<PolkaVMLoadTransientStorageWordFunction as RuntimeFunction<D>>::declaration(context);
Ok(context
@@ -59,15 +63,18 @@ where
/// Translates the transient storage store.
pub fn transient_store<'ctx, D>(
context: &mut Context<'ctx, D>,
position: inkwell::values::IntValue<'ctx>,
value: inkwell::values::IntValue<'ctx>,
position: &PolkaVMArgument<'ctx>,
value: &PolkaVMArgument<'ctx>,
) -> anyhow::Result<()>
where
D: Dependency + Clone,
{
let declaration =
<PolkaVMStoreTransientStorageWordFunction as RuntimeFunction<D>>::declaration(context);
let arguments = [position.into(), value.into()];
let arguments = [
position.as_pointer(context)?.value.into(),
value.as_pointer(context)?.value.into(),
];
context.build_call(declaration, &arguments, "transient_storage_store");
Ok(())
}