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Contract calls (#19)

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This commit is contained in:
Cyrill Leutwiler
2024-06-01 20:48:20 +02:00
committed by GitHub
parent 532721f3be
commit 1ba806be1f
27 changed files with 540 additions and 929 deletions
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crates/llvm-context/src/polkavm/context/function/llvm_runtime.rs
-237
View File
@@ -11,11 +11,6 @@ use crate::polkavm::context::function::Function;
/// The functions are automatically linked to the LLVM implementations if the signatures match.
#[derive(Debug)]
pub struct LLVMRuntime<'ctx> {
/// The LLVM personality function, used for exception handling.
pub personality: FunctionDeclaration<'ctx>,
/// The LLVM exception throwing function.
pub cxa_throw: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub shl: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
@@ -37,29 +32,6 @@ pub struct LLVMRuntime<'ctx> {
/// The corresponding LLVM runtime function.
pub sha3: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub system_request: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
//pub far_call: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub far_call_byref: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub static_call: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub static_call_byref: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub delegate_call: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub delegate_call_byref: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub mimic_call: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub mimic_call_byref: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub r#return: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
@@ -139,30 +111,6 @@ impl<'ctx> LLVMRuntime<'ctx> {
module: &inkwell::module::Module<'ctx>,
optimizer: &Optimizer,
) -> Self {
let personality = Self::declare(
module,
Self::FUNCTION_PERSONALITY,
llvm.i32_type().fn_type(&[], false),
None,
);
let cxa_throw = Self::declare(
module,
Self::FUNCTION_CXA_THROW,
llvm.void_type().fn_type(
vec![
llvm.ptr_type(AddressSpace::Stack.into())
.as_basic_type_enum()
.into();
3
]
.as_slice(),
false,
),
Some(inkwell::module::Linkage::External),
);
Function::set_cxa_throw_attributes(llvm, cxa_throw);
let shl = Self::declare(
module,
Self::FUNCTION_SHL,
@@ -288,138 +236,6 @@ impl<'ctx> LLVMRuntime<'ctx> {
false,
);
let system_request = Self::declare(
module,
Self::FUNCTION_SYSTEM_REQUEST,
llvm.custom_width_int_type(revive_common::BIT_LENGTH_WORD as u32)
.fn_type(
vec![
llvm.custom_width_int_type(revive_common::BIT_LENGTH_WORD as u32)
.as_basic_type_enum()
.into(),
llvm.custom_width_int_type(revive_common::BIT_LENGTH_WORD as u32)
.as_basic_type_enum()
.into(),
llvm.custom_width_int_type(revive_common::BIT_LENGTH_WORD as u32)
.as_basic_type_enum()
.into(),
llvm.ptr_type(AddressSpace::Stack.into())
.as_basic_type_enum()
.into(),
]
.as_slice(),
false,
),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, system_request, optimizer);
let external_call_arguments: Vec<inkwell::types::BasicMetadataTypeEnum> = vec![
llvm.custom_width_int_type(revive_common::BIT_LENGTH_WORD as u32)
.as_basic_type_enum()
.into();
crate::polkavm::context::function::runtime::entry::Entry::MANDATORY_ARGUMENTS_COUNT
+ crate::polkavm::EXTRA_ABI_DATA_SIZE
];
let mut mimic_call_arguments = external_call_arguments.clone();
mimic_call_arguments.push(
llvm.custom_width_int_type(revive_common::BIT_LENGTH_WORD as u32)
.as_basic_type_enum()
.into(),
);
let mut external_call_arguments_by_ref: Vec<inkwell::types::BasicMetadataTypeEnum> = vec![
llvm.ptr_type(AddressSpace::Generic.into())
.as_basic_type_enum()
.into(),
llvm.custom_width_int_type(revive_common::BIT_LENGTH_WORD as u32)
.as_basic_type_enum()
.into(),
];
external_call_arguments_by_ref.extend::<Vec<inkwell::types::BasicMetadataTypeEnum>>(vec![
llvm.custom_width_int_type(
revive_common::BIT_LENGTH_WORD as u32
)
.as_basic_type_enum()
.into();
crate::polkavm::EXTRA_ABI_DATA_SIZE
]);
let mut mimic_call_arguments_by_ref = external_call_arguments_by_ref.clone();
mimic_call_arguments_by_ref.push(
llvm.custom_width_int_type(revive_common::BIT_LENGTH_WORD as u32)
.as_basic_type_enum()
.into(),
);
let external_call_result_type = llvm
.struct_type(
&[
llvm.ptr_type(AddressSpace::Generic.into())
.as_basic_type_enum(),
llvm.bool_type().as_basic_type_enum(),
],
false,
)
.as_basic_type_enum();
//let far_call = Self::declare(
// module,
// Self::FUNCTION_FARCALL,
// external_call_result_type.fn_type(external_call_arguments.as_slice(), false),
// Some(inkwell::module::Linkage::External),
//);
//Function::set_default_attributes(llvm, far_call, optimizer);
let static_call = Self::declare(
module,
Self::FUNCTION_STATICCALL,
external_call_result_type.fn_type(external_call_arguments.as_slice(), false),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, static_call, optimizer);
let delegate_call = Self::declare(
module,
Self::FUNCTION_DELEGATECALL,
external_call_result_type.fn_type(external_call_arguments.as_slice(), false),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, delegate_call, optimizer);
let mimic_call = Self::declare(
module,
Self::FUNCTION_MIMICCALL,
external_call_result_type.fn_type(mimic_call_arguments.as_slice(), false),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, mimic_call, optimizer);
let far_call_byref = Self::declare(
module,
Self::FUNCTION_FARCALL_BYREF,
external_call_result_type.fn_type(external_call_arguments_by_ref.as_slice(), false),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, far_call_byref, optimizer);
let static_call_byref = Self::declare(
module,
Self::FUNCTION_STATICCALL_BYREF,
external_call_result_type.fn_type(external_call_arguments_by_ref.as_slice(), false),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, static_call_byref, optimizer);
let delegate_call_byref = Self::declare(
module,
Self::FUNCTION_DELEGATECALL_BYREF,
external_call_result_type.fn_type(external_call_arguments_by_ref.as_slice(), false),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, delegate_call_byref, optimizer);
let mimic_call_byref = Self::declare(
module,
Self::FUNCTION_MIMICCALL_BYREF,
external_call_result_type.fn_type(mimic_call_arguments_by_ref.as_slice(), false),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, mimic_call_byref, optimizer);
let r#return = Self::declare(
module,
Self::FUNCTION_RETURN,
@@ -454,9 +270,6 @@ impl<'ctx> LLVMRuntime<'ctx> {
Function::set_default_attributes(llvm, revert, optimizer);
Self {
personality,
cxa_throw,
shl,
shr,
sar,
@@ -469,18 +282,6 @@ impl<'ctx> LLVMRuntime<'ctx> {
sha3,
system_request,
//far_call,
static_call,
delegate_call,
mimic_call,
far_call_byref,
static_call_byref,
delegate_call_byref,
mimic_call_byref,
r#return,
revert,
}
@@ -506,42 +307,4 @@ impl<'ctx> LLVMRuntime<'ctx> {
value.set_linkage(inkwell::module::Linkage::External);
FunctionDeclaration::new(value.get_type(), value).into()
}
/// Modifies the external call function with `is_byref` and `is_system` modifiers.
pub fn modify(
&self,
function: FunctionDeclaration<'ctx>,
is_byref: bool,
) -> anyhow::Result<FunctionDeclaration<'ctx>> {
let modified = if
/*function == self.far_call {
match is_byref {
false => self.far_call,
true => self.far_call_byref,
}
} else if */
function == self.static_call {
match is_byref {
false => self.static_call,
true => self.static_call_byref,
}
} else if function == self.delegate_call {
match is_byref {
false => self.delegate_call,
true => self.delegate_call_byref,
}
} else if function == self.mimic_call {
match is_byref {
false => self.mimic_call,
true => self.mimic_call_byref,
}
} else {
anyhow::bail!(
"Cannot modify an external call function `{}`",
function.value.get_name().to_string_lossy()
);
};
Ok(modified)
}
}