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implement division and remainder operations

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Signed-off-by: xermicus <cyrill@parity.io>
This commit is contained in:
xermicus
2024-05-08 23:21:16 +02:00
parent 864e40901f
commit 6af889c1ff
6 changed files with 310 additions and 173 deletions
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crates/llvm-context/src/polkavm/context/function/llvm_runtime.rs
-102
View File
@@ -16,15 +16,6 @@ pub struct LLVMRuntime<'ctx> {
/// The LLVM exception throwing function.
pub cxa_throw: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub div: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub sdiv: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub r#mod: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub smod: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
pub shl: FunctionDeclaration<'ctx>,
/// The corresponding LLVM runtime function.
@@ -82,18 +73,6 @@ impl<'ctx> LLVMRuntime<'ctx> {
/// The LLVM exception throwing function name.
pub const FUNCTION_CXA_THROW: &'static str = "__cxa_throw";
/// The corresponding runtime function name.
pub const FUNCTION_DIV: &'static str = "__div";
/// The corresponding runtime function name.
pub const FUNCTION_SDIV: &'static str = "__sdiv";
/// The corresponding runtime function name.
pub const FUNCTION_MOD: &'static str = "__mod";
/// The corresponding runtime function name.
pub const FUNCTION_SMOD: &'static str = "__smod";
/// The corresponding runtime function name.
pub const FUNCTION_SHL: &'static str = "__shl";
@@ -184,82 +163,6 @@ impl<'ctx> LLVMRuntime<'ctx> {
);
Function::set_cxa_throw_attributes(llvm, cxa_throw);
let div = Self::declare(
module,
Self::FUNCTION_DIV,
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();
2
]
.as_slice(),
false,
),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, div, optimizer);
Function::set_pure_function_attributes(llvm, div);
let r#mod = Self::declare(
module,
Self::FUNCTION_MOD,
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();
2
]
.as_slice(),
false,
),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, r#mod, optimizer);
Function::set_pure_function_attributes(llvm, r#mod);
let sdiv = Self::declare(
module,
Self::FUNCTION_SDIV,
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();
2
]
.as_slice(),
false,
),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, sdiv, optimizer);
Function::set_pure_function_attributes(llvm, sdiv);
let smod = Self::declare(
module,
Self::FUNCTION_SMOD,
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();
2
]
.as_slice(),
false,
),
Some(inkwell::module::Linkage::External),
);
Function::set_default_attributes(llvm, smod, optimizer);
Function::set_pure_function_attributes(llvm, smod);
let shl = Self::declare(
module,
Self::FUNCTION_SHL,
@@ -554,11 +457,6 @@ impl<'ctx> LLVMRuntime<'ctx> {
personality,
cxa_throw,
div,
sdiv,
r#mod,
smod,
shl,
shr,
sar,