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core: Add ArrayLikeValue

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For exposing LLVM values that can be accessed like an array.
This commit is contained in:
David Mak 2024-03-19 00:20:09 +08:00
parent 2c4bf3ce59
commit f0da9c0283
6 changed files with 645 additions and 303 deletions
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792
nac3core/src/codegen/classes.rs
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@ -11,6 +11,383 @@ use crate::codegen::{
stmt::gen_for_callback_incrementing,
};
/// An LLVM value that is array-like, i.e. it contains a contiguous, sequenced collection of
/// elements.
pub trait ArrayLikeValue<'ctx> {
/// Returns the element type of this array-like value.
fn element_type<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
generator: &G,
) -> AnyTypeEnum<'ctx>;
/// Returns the base pointer to the array.
fn base_ptr<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
generator: &G,
) -> PointerValue<'ctx>;
/// Returns the size of this array-like value.
fn size<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
generator: &G,
) -> IntValue<'ctx>;
/// Returns a [`ArraySliceValue`] representing this value.
fn as_slice_value<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
generator: &G,
) -> ArraySliceValue<'ctx> {
ArraySliceValue::from_ptr_val(
self.base_ptr(ctx, generator),
self.size(ctx, generator),
None,
)
}
}
/// An array-like value that can be indexed by memory offset.
pub trait ArrayLikeIndexer<'ctx, Index = IntValue<'ctx>>: ArrayLikeValue<'ctx> {
/// # Safety
///
/// This function should be called with a valid index.
unsafe fn ptr_offset_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
name: Option<&str>,
) -> PointerValue<'ctx>;
/// Returns the pointer to the data at the `idx`-th index.
fn ptr_offset<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
name: Option<&str>,
) -> PointerValue<'ctx>;
}
/// An array-like value that can have its array elements accessed as a [`BasicValueEnum`].
pub trait UntypedArrayLikeAccessor<'ctx, Index = IntValue<'ctx>>: ArrayLikeIndexer<'ctx, Index> {
/// # Safety
///
/// This function should be called with a valid index.
unsafe fn get_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
name: Option<&str>,
) -> BasicValueEnum<'ctx> {
let ptr = self.ptr_offset_unchecked(ctx, generator, idx, name);
ctx.builder.build_load(ptr, name.unwrap_or_default()).unwrap()
}
/// Returns the data at the `idx`-th index.
fn get<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
name: Option<&str>,
) -> BasicValueEnum<'ctx> {
let ptr = self.ptr_offset(ctx, generator, idx, name);
ctx.builder.build_load(ptr, name.unwrap_or_default()).unwrap()
}
}
/// An array-like value that can have its array elements mutated as a [`BasicValueEnum`].
pub trait UntypedArrayLikeMutator<'ctx, Index = IntValue<'ctx>>: ArrayLikeIndexer<'ctx, Index> {
/// # Safety
///
/// This function should be called with a valid index.
unsafe fn set_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
value: BasicValueEnum<'ctx>,
) {
let ptr = self.ptr_offset_unchecked(ctx, generator, idx, None);
ctx.builder.build_store(ptr, value).unwrap();
}
/// Sets the data at the `idx`-th index.
fn set<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
value: BasicValueEnum<'ctx>,
) {
let ptr = self.ptr_offset(ctx, generator, idx, None);
ctx.builder.build_store(ptr, value).unwrap();
}
}
/// An array-like value that can have its array elements accessed as an arbitrary type `T`.
pub trait TypedArrayLikeAccessor<'ctx, T, Index = IntValue<'ctx>>: UntypedArrayLikeAccessor<'ctx, Index> {
/// Casts an element from [`BasicValueEnum`] into `T`.
fn downcast_to_type(&self, ctx: &mut CodeGenContext<'ctx, '_>, value: BasicValueEnum<'ctx>) -> T;
/// # Safety
///
/// This function should be called with a valid index.
unsafe fn get_typed_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
name: Option<&str>,
) -> T {
let value = self.get_unchecked(ctx, generator, idx, name);
self.downcast_to_type(ctx, value)
}
/// Returns the data at the `idx`-th index.
fn get_typed<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
name: Option<&str>,
) -> T {
let value = self.get(ctx, generator, idx, name);
self.downcast_to_type(ctx, value)
}
}
/// An array-like value that can have its array elements mutated as an arbitrary type `T`.
pub trait TypedArrayLikeMutator<'ctx, T, Index = IntValue<'ctx>>: UntypedArrayLikeMutator<'ctx, Index> {
/// Casts an element from T into [`BasicValueEnum`].
fn upcast_from_type(&self, ctx: &mut CodeGenContext<'ctx, '_>, value: T) -> BasicValueEnum<'ctx>;
/// # Safety
///
/// This function should be called with a valid index.
unsafe fn set_typed_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
value: T,
) {
let value = self.upcast_from_type(ctx, value);
self.set_unchecked(ctx, generator, idx, value);
}
/// Sets the data at the `idx`-th index.
fn set_typed<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
value: T,
) {
let value = self.upcast_from_type(ctx, value);
self.set(ctx, generator, idx, value);
}
}
/// Type alias for a function that casts a [`BasicValueEnum`] into a `T`.
type ValueDowncastFn<'ctx, T> = Box<dyn Fn(&mut CodeGenContext<'ctx, '_>, BasicValueEnum<'ctx>) -> T>;
/// Type alias for a function that casts a `T` into a [`BasicValueEnum`].
type ValueUpcastFn<'ctx, T> = Box<dyn Fn(&mut CodeGenContext<'ctx, '_>, T) -> BasicValueEnum<'ctx>>;
/// An adapter for constraining untyped array values as typed values.
pub struct TypedArrayLikeAdapter<'ctx, T, Adapted: ArrayLikeValue<'ctx> = ArraySliceValue<'ctx>> {
adapted: Adapted,
downcast_fn: ValueDowncastFn<'ctx, T>,
upcast_fn: ValueUpcastFn<'ctx, T>,
}
impl<'ctx, T, Adapted> TypedArrayLikeAdapter<'ctx, T, Adapted>
where Adapted: ArrayLikeValue<'ctx> {
/// Creates a [`TypedArrayLikeAdapter`].
///
/// * `adapted` - The value to be adapted.
/// * `downcast_fn` - The function converting a [`BasicValueEnum`] into a `T`.
/// * `upcast_fn` - The function converting a T into a [`BasicValueEnum`].
pub fn from(
adapted: Adapted,
downcast_fn: ValueDowncastFn<'ctx, T>,
upcast_fn: ValueUpcastFn<'ctx, T>,
) -> Self {
TypedArrayLikeAdapter { adapted, downcast_fn, upcast_fn }
}
}
impl<'ctx, T, Adapted> ArrayLikeValue<'ctx> for TypedArrayLikeAdapter<'ctx, T, Adapted>
where Adapted: ArrayLikeValue<'ctx> {
fn element_type<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
generator: &G,
) -> AnyTypeEnum<'ctx> {
self.adapted.element_type(ctx, generator)
}
fn base_ptr<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
generator: &G,
) -> PointerValue<'ctx> {
self.adapted.base_ptr(ctx, generator)
}
fn size<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
generator: &G,
) -> IntValue<'ctx> {
self.adapted.size(ctx, generator)
}
}
impl<'ctx, T, Index, Adapted> ArrayLikeIndexer<'ctx, Index> for TypedArrayLikeAdapter<'ctx, T, Adapted>
where Adapted: ArrayLikeIndexer<'ctx, Index> {
unsafe fn ptr_offset_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
name: Option<&str>,
) -> PointerValue<'ctx> {
self.adapted.ptr_offset_unchecked(ctx, generator, idx, name)
}
fn ptr_offset<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: Index,
name: Option<&str>,
) -> PointerValue<'ctx> {
self.adapted.ptr_offset(ctx, generator, idx, name)
}
}
impl<'ctx, T, Index, Adapted> UntypedArrayLikeAccessor<'ctx, Index> for TypedArrayLikeAdapter<'ctx, T, Adapted>
where Adapted: UntypedArrayLikeAccessor<'ctx, Index> {}
impl<'ctx, T, Index, Adapted> UntypedArrayLikeMutator<'ctx, Index> for TypedArrayLikeAdapter<'ctx, T, Adapted>
where Adapted: UntypedArrayLikeMutator<'ctx, Index> {}
impl<'ctx, T, Index, Adapted> TypedArrayLikeAccessor<'ctx, T, Index> for TypedArrayLikeAdapter<'ctx, T, Adapted>
where Adapted: UntypedArrayLikeAccessor<'ctx, Index> {
fn downcast_to_type(&self, ctx: &mut CodeGenContext<'ctx, '_>, value: BasicValueEnum<'ctx>) -> T {
(self.downcast_fn)(ctx, value)
}
}
impl<'ctx, T, Index, Adapted> TypedArrayLikeMutator<'ctx, T, Index> for TypedArrayLikeAdapter<'ctx, T, Adapted>
where Adapted: UntypedArrayLikeMutator<'ctx, Index> {
fn upcast_from_type(&self, ctx: &mut CodeGenContext<'ctx, '_>, value: T) -> BasicValueEnum<'ctx> {
(self.upcast_fn)(ctx, value)
}
}
/// An LLVM value representing an array slice, consisting of a pointer to the data and the size of
/// the slice.
#[derive(Copy, Clone)]
pub struct ArraySliceValue<'ctx>(PointerValue<'ctx>, IntValue<'ctx>, Option<&'ctx str>);
impl<'ctx> ArraySliceValue<'ctx> {
/// Creates an [`ArraySliceValue`] from a [`PointerValue`] and its size.
#[must_use]
pub fn from_ptr_val(
ptr: PointerValue<'ctx>,
size: IntValue<'ctx>,
name: Option<&'ctx str>,
) -> Self {
ArraySliceValue(ptr, size, name)
}
}
impl<'ctx> From<ArraySliceValue<'ctx>> for PointerValue<'ctx> {
fn from(value: ArraySliceValue<'ctx>) -> Self {
value.0
}
}
impl<'ctx> ArrayLikeValue<'ctx> for ArraySliceValue<'ctx> {
fn element_type<G: CodeGenerator + ?Sized>(
&self,
_: &CodeGenContext<'ctx, '_>,
_: &G,
) -> AnyTypeEnum<'ctx> {
self.0.get_type().get_element_type()
}
fn base_ptr<G: CodeGenerator + ?Sized>(
&self,
_: &CodeGenContext<'ctx, '_>,
_: &G,
) -> PointerValue<'ctx> {
self.0
}
fn size<G: CodeGenerator + ?Sized>(
&self,
_: &CodeGenContext<'ctx, '_>,
_: &G,
) -> IntValue<'ctx> {
self.1
}
}
impl<'ctx> ArrayLikeIndexer<'ctx> for ArraySliceValue<'ctx> {
unsafe fn ptr_offset_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> PointerValue<'ctx> {
let var_name = name
.map(|v| format!("{v}.addr"))
.unwrap_or_default();
ctx.builder.build_in_bounds_gep(
self.base_ptr(ctx, generator),
&[idx],
var_name.as_str(),
).unwrap()
}
fn ptr_offset<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> PointerValue<'ctx> {
debug_assert_eq!(idx.get_type(), generator.get_size_type(ctx.ctx));
let size = self.size(ctx, generator);
let in_range = ctx.builder.build_int_compare(IntPredicate::ULT, idx, size, "").unwrap();
ctx.make_assert(
generator,
in_range,
"0:IndexError",
"list index out of range",
[None, None, None],
ctx.current_loc,
);
unsafe {
self.ptr_offset_unchecked(ctx, generator, idx, name)
}
}
}
impl<'ctx> UntypedArrayLikeAccessor<'ctx> for ArraySliceValue<'ctx> {}
impl<'ctx> UntypedArrayLikeMutator<'ctx> for ArraySliceValue<'ctx> {}
#[cfg(not(debug_assertions))]
pub fn assert_is_list<'ctx>(_value: PointerValue<'ctx>, _llvm_usize: IntType<'ctx>) {}
@ -120,8 +497,8 @@ impl<'ctx> ListValue<'ctx> {
/// Returns the double-indirection pointer to the `data` array, as if by calling `getelementptr`
/// on the field.
#[must_use]
pub fn data(&self) -> ListDataProxy<'ctx> {
ListDataProxy(*self)
pub fn data(&self) -> ListDataProxy<'ctx, '_> {
ListDataProxy(self)
}
/// Stores the `size` of this `list` into this instance.
@ -159,11 +536,22 @@ impl<'ctx> From<ListValue<'ctx>> for PointerValue<'ctx> {
/// Proxy type for accessing the `data` array of an `list` instance in LLVM.
#[derive(Copy, Clone)]
pub struct ListDataProxy<'ctx>(ListValue<'ctx>);
pub struct ListDataProxy<'ctx, 'a>(&'a ListValue<'ctx>);
impl<'ctx> ListDataProxy<'ctx> {
/// Returns the single-indirection pointer to the array.
pub fn as_ptr_value(&self, ctx: &CodeGenContext<'ctx, '_>) -> PointerValue<'ctx> {
impl<'ctx> ArrayLikeValue<'ctx> for ListDataProxy<'ctx, '_> {
fn element_type<G: CodeGenerator + ?Sized>(
&self,
_: &CodeGenContext<'ctx, '_>,
_: &G,
) -> AnyTypeEnum<'ctx> {
self.0.0.get_type().get_element_type()
}
fn base_ptr<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
_: &G,
) -> PointerValue<'ctx> {
let var_name = self.0.1.map(|v| format!("{v}.data")).unwrap_or_default();
ctx.builder.build_load(self.0.pptr_to_data(ctx), var_name.as_str())
@ -171,12 +559,20 @@ impl<'ctx> ListDataProxy<'ctx> {
.unwrap()
}
/// # Safety
///
/// This function should be called with a valid index.
pub unsafe fn ptr_offset_unchecked(
fn size<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
_: &G,
) -> IntValue<'ctx> {
self.0.load_size(ctx, None)
}
}
impl<'ctx> ArrayLikeIndexer<'ctx> for ListDataProxy<'ctx, '_> {
unsafe fn ptr_offset_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> PointerValue<'ctx> {
@ -185,14 +581,13 @@ impl<'ctx> ListDataProxy<'ctx> {
.unwrap_or_default();
ctx.builder.build_in_bounds_gep(
self.as_ptr_value(ctx),
self.base_ptr(ctx, generator),
&[idx],
var_name.as_str(),
).unwrap()
}
/// Returns the pointer to the data at the `idx`-th index.
pub fn ptr_offset<G: CodeGenerator + ?Sized>(
fn ptr_offset<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
@ -201,12 +596,8 @@ impl<'ctx> ListDataProxy<'ctx> {
) -> PointerValue<'ctx> {
debug_assert_eq!(idx.get_type(), generator.get_size_type(ctx.ctx));
let in_range = ctx.builder.build_int_compare(
IntPredicate::ULT,
idx,
self.0.load_size(ctx, None),
""
).unwrap();
let size = self.size(ctx, generator);
let in_range = ctx.builder.build_int_compare(IntPredicate::ULT, idx, size, "").unwrap();
ctx.make_assert(
generator,
in_range,
@ -217,36 +608,14 @@ impl<'ctx> ListDataProxy<'ctx> {
);
unsafe {
self.ptr_offset_unchecked(ctx, idx, name)
self.ptr_offset_unchecked(ctx, generator, idx, name)
}
}
/// # Safety
///
/// This function should be called with a valid index.
pub unsafe fn get_unchecked(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> BasicValueEnum<'ctx> {
let ptr = self.ptr_offset_unchecked(ctx, idx, name);
ctx.builder.build_load(ptr, name.unwrap_or_default()).unwrap()
}
/// Returns the data at the `idx`-th flattened index.
pub fn get<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> BasicValueEnum<'ctx> {
let ptr = self.ptr_offset(ctx, generator, idx, name);
ctx.builder.build_load(ptr, name.unwrap_or_default()).unwrap()
}
}
impl<'ctx> UntypedArrayLikeAccessor<'ctx> for ListDataProxy<'ctx, '_> {}
impl<'ctx> UntypedArrayLikeMutator<'ctx> for ListDataProxy<'ctx, '_> {}
#[cfg(not(debug_assertions))]
pub fn assert_is_range(_value: PointerValue) {}
@ -559,8 +928,8 @@ impl<'ctx> NDArrayValue<'ctx> {
/// Returns a proxy object to the field storing the size of each dimension of this `NDArray`.
#[must_use]
pub fn dim_sizes(&self) -> NDArrayDimsProxy<'ctx> {
NDArrayDimsProxy(*self)
pub fn dim_sizes(&self) -> NDArrayDimsProxy<'ctx, '_> {
NDArrayDimsProxy(self)
}
/// Returns the double-indirection pointer to the `data` array, as if by calling `getelementptr`
@ -596,8 +965,8 @@ impl<'ctx> NDArrayValue<'ctx> {
/// Returns a proxy object to the field storing the data of this `NDArray`.
#[must_use]
pub fn data(&self) -> NDArrayDataProxy<'ctx> {
NDArrayDataProxy(*self)
pub fn data(&self) -> NDArrayDataProxy<'ctx, '_> {
NDArrayDataProxy(self)
}
}
@ -609,24 +978,43 @@ impl<'ctx> From<NDArrayValue<'ctx>> for PointerValue<'ctx> {
/// Proxy type for accessing the `dims` array of an `NDArray` instance in LLVM.
#[derive(Copy, Clone)]
pub struct NDArrayDimsProxy<'ctx>(NDArrayValue<'ctx>);
pub struct NDArrayDimsProxy<'ctx, 'a>(&'a NDArrayValue<'ctx>);
impl<'ctx> NDArrayDimsProxy<'ctx> {
/// Returns the single-indirection pointer to the array.
pub fn as_ptr_value(&self, ctx: &CodeGenContext<'ctx, '_>) -> PointerValue<'ctx> {
let var_name = self.0.1.map(|v| format!("{v}.dims")).unwrap_or_default();
impl<'ctx> ArrayLikeValue<'ctx> for NDArrayDimsProxy<'ctx, '_> {
fn element_type<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
generator: &G,
) -> AnyTypeEnum<'ctx> {
self.0.dim_sizes().base_ptr(ctx, generator).get_type().get_element_type()
}
fn base_ptr<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
_: &G,
) -> PointerValue<'ctx> {
let var_name = self.0.1.map(|v| format!("{v}.data")).unwrap_or_default();
ctx.builder.build_load(self.0.ptr_to_dims(ctx), var_name.as_str())
.map(BasicValueEnum::into_pointer_value)
.unwrap()
}
/// # Safety
///
/// This function should be called with a valid index.
pub unsafe fn ptr_offset_unchecked(
fn size<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
_: &G,
) -> IntValue<'ctx> {
self.0.load_ndims(ctx)
}
}
impl<'ctx> ArrayLikeIndexer<'ctx, IntValue<'ctx>> for NDArrayDimsProxy<'ctx, '_> {
unsafe fn ptr_offset_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> PointerValue<'ctx> {
@ -635,24 +1023,24 @@ impl<'ctx> NDArrayDimsProxy<'ctx> {
.unwrap_or_default();
ctx.builder.build_in_bounds_gep(
self.as_ptr_value(ctx),
self.base_ptr(ctx, generator),
&[idx],
var_name.as_str(),
).unwrap()
}
/// Returns the pointer to the size of the `idx`-th dimension.
pub fn ptr_offset<G: CodeGenerator + ?Sized>(
fn ptr_offset<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> PointerValue<'ctx> {
let size = self.size(ctx, generator);
let in_range = ctx.builder.build_int_compare(
IntPredicate::ULT,
idx,
self.0.load_ndims(ctx),
size,
""
).unwrap();
ctx.make_assert(
@ -665,47 +1053,52 @@ impl<'ctx> NDArrayDimsProxy<'ctx> {
);
unsafe {
self.ptr_offset_unchecked(ctx, idx, name)
self.ptr_offset_unchecked(ctx, generator, idx, name)
}
}
}
/// # Safety
///
/// This function should be called with a valid index.
pub unsafe fn get_unchecked(
impl<'ctx> UntypedArrayLikeAccessor<'ctx, IntValue<'ctx>> for NDArrayDimsProxy<'ctx, '_> {}
impl<'ctx> UntypedArrayLikeMutator<'ctx, IntValue<'ctx>> for NDArrayDimsProxy<'ctx, '_> {}
impl<'ctx> TypedArrayLikeAccessor<'ctx, IntValue<'ctx>> for NDArrayDimsProxy<'ctx, '_> {
fn downcast_to_type(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
idx: IntValue<'ctx>,
name: Option<&str>,
_: &mut CodeGenContext<'ctx, '_>,
value: BasicValueEnum<'ctx>,
) -> IntValue<'ctx> {
let ptr = self.ptr_offset_unchecked(ctx, idx, name);
ctx.builder.build_load(ptr, name.unwrap_or_default())
.map(BasicValueEnum::into_int_value)
.unwrap()
value.into_int_value()
}
}
/// Returns the size of the `idx`-th dimension.
pub fn get<G: CodeGenerator + ?Sized>(
impl<'ctx> TypedArrayLikeMutator<'ctx, IntValue<'ctx>> for NDArrayDimsProxy<'ctx, '_> {
fn upcast_from_type(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> IntValue<'ctx> {
let ptr = self.ptr_offset(ctx, generator, idx, name);
ctx.builder.build_load(ptr, name.unwrap_or_default())
.map(BasicValueEnum::into_int_value)
.unwrap()
_: &mut CodeGenContext<'ctx, '_>,
value: IntValue<'ctx>,
) -> BasicValueEnum<'ctx> {
value.into()
}
}
/// Proxy type for accessing the `data` array of an `NDArray` instance in LLVM.
#[derive(Copy, Clone)]
pub struct NDArrayDataProxy<'ctx>(NDArrayValue<'ctx>);
pub struct NDArrayDataProxy<'ctx, 'a>(&'a NDArrayValue<'ctx>);
impl<'ctx> NDArrayDataProxy<'ctx> {
/// Returns the single-indirection pointer to the array.
pub fn as_ptr_value(&self, ctx: &CodeGenContext<'ctx, '_>) -> PointerValue<'ctx> {
impl<'ctx> ArrayLikeValue<'ctx> for NDArrayDataProxy<'ctx, '_> {
fn element_type<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
generator: &G,
) -> AnyTypeEnum<'ctx> {
self.0.data().base_ptr(ctx, generator).get_type().get_element_type()
}
fn base_ptr<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
_: &G,
) -> PointerValue<'ctx> {
let var_name = self.0.1.map(|v| format!("{v}.data")).unwrap_or_default();
ctx.builder.build_load(self.0.ptr_to_data(ctx), var_name.as_str())
@ -713,34 +1106,38 @@ impl<'ctx> NDArrayDataProxy<'ctx> {
.unwrap()
}
/// # Safety
///
/// This function should be called with a valid index.
pub unsafe fn ptr_to_data_flattened_unchecked(
fn size<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> PointerValue<'ctx> {
ctx.builder.build_in_bounds_gep(
self.as_ptr_value(ctx),
&[idx],
name.unwrap_or_default(),
).unwrap()
generator: &G,
) -> IntValue<'ctx> {
call_ndarray_calc_size(generator, ctx, &self.as_slice_value(ctx, generator))
}
}
/// Returns the pointer to the data at the `idx`-th flattened index.
pub fn ptr_to_data_flattened<G: CodeGenerator + ?Sized>(
impl<'ctx> ArrayLikeIndexer<'ctx> for NDArrayDataProxy<'ctx, '_> {
unsafe fn ptr_offset_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> PointerValue<'ctx> {
let ndims = self.0.load_ndims(ctx);
let dims = self.0.dim_sizes().as_ptr_value(ctx);
let data_sz = call_ndarray_calc_size(generator, ctx, ndims, dims);
ctx.builder.build_in_bounds_gep(
self.base_ptr(ctx, generator),
&[idx],
name.unwrap_or_default(),
).unwrap()
}
fn ptr_offset<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> PointerValue<'ctx> {
let data_sz = self.size(ctx, generator);
let in_range = ctx.builder.build_int_compare(
IntPredicate::ULT,
idx,
@ -757,71 +1154,16 @@ impl<'ctx> NDArrayDataProxy<'ctx> {
);
unsafe {
self.ptr_to_data_flattened_unchecked(ctx, idx, name)
self.ptr_offset_unchecked(ctx, generator, idx, name)
}
}
}
/// # Safety
///
/// This function should be called with a valid index.
pub unsafe fn get_flattened_unchecked(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> BasicValueEnum<'ctx> {
let ptr = self.ptr_to_data_flattened_unchecked(ctx, idx, name);
ctx.builder.build_load(ptr, name.unwrap_or_default()).unwrap()
}
impl<'ctx> UntypedArrayLikeAccessor<'ctx, IntValue<'ctx>> for NDArrayDataProxy<'ctx, '_> {}
impl<'ctx> UntypedArrayLikeMutator<'ctx, IntValue<'ctx>> for NDArrayDataProxy<'ctx, '_> {}
/// Returns the data at the `idx`-th flattened index.
pub fn get_flattened<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
idx: IntValue<'ctx>,
name: Option<&str>,
) -> BasicValueEnum<'ctx> {
let ptr = self.ptr_to_data_flattened(ctx, generator, idx, name);
ctx.builder.build_load(ptr, name.unwrap_or_default()).unwrap()
}
/// # Safety
///
/// This function should be called with valid indices.
pub unsafe fn ptr_offset_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &CodeGenContext<'ctx, '_>,
generator: &G,
indices: ListValue<'ctx>,
name: Option<&str>,
) -> PointerValue<'ctx> {
let indices_elem_ty = indices.data().as_ptr_value(ctx).get_type().get_element_type();
let Ok(indices_elem_ty) = IntType::try_from(indices_elem_ty) else {
panic!("Expected list[int32] but got {indices_elem_ty}")
};
assert_eq!(indices_elem_ty.get_bit_width(), 32, "Expected list[int32] but got {indices_elem_ty}");
let index = call_ndarray_flatten_index(
generator,
ctx,
self.0,
indices,
);
unsafe {
ctx.builder.build_in_bounds_gep(
self.as_ptr_value(ctx),
&[index],
name.unwrap_or_default(),
).unwrap()
}
}
/// # Safety
///
/// This function should be called with valid indices.
pub unsafe fn ptr_offset_unchecked_const<G: CodeGenerator + ?Sized>(
impl<'ctx> ArrayLikeIndexer<'ctx, ArrayValue<'ctx>> for NDArrayDataProxy<'ctx, '_> {
unsafe fn ptr_offset_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
@ -831,21 +1173,20 @@ impl<'ctx> NDArrayDataProxy<'ctx> {
let index = call_ndarray_flatten_index_const(
generator,
ctx,
self.0,
*self.0,
indices,
);
unsafe {
ctx.builder.build_in_bounds_gep(
self.as_ptr_value(ctx),
self.base_ptr(ctx, generator),
&[index],
name.unwrap_or_default(),
)
}.unwrap()
}
/// Returns the pointer to the data at the index specified by `indices`.
pub fn ptr_offset_const<G: CodeGenerator + ?Sized>(
fn ptr_offset<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
@ -884,7 +1225,7 @@ impl<'ctx> NDArrayDataProxy<'ctx> {
.map(|v| ctx.builder.build_int_z_extend_or_bit_cast(v, llvm_usize, "").unwrap())
.unwrap();
let dim_sz = unsafe {
self.0.dim_sizes().get_unchecked(ctx, i, None)
self.0.dim_sizes().get_typed_unchecked(ctx, generator, i, None)
};
let dim_lt = ctx.builder.build_int_compare(
@ -905,23 +1246,59 @@ impl<'ctx> NDArrayDataProxy<'ctx> {
}
unsafe {
self.ptr_offset_unchecked_const(ctx, generator, indices, name)
self.ptr_offset_unchecked(ctx, generator, indices, name)
}
}
}
/// Returns the pointer to the data at the index specified by `indices`.
pub fn ptr_offset<G: CodeGenerator + ?Sized>(
impl<'ctx> UntypedArrayLikeAccessor<'ctx, ArrayValue<'ctx>> for NDArrayDataProxy<'ctx, '_> {}
impl<'ctx> UntypedArrayLikeMutator<'ctx, ArrayValue<'ctx>> for NDArrayDataProxy<'ctx, '_> {}
impl<'ctx, Index: UntypedArrayLikeAccessor<'ctx>> ArrayLikeIndexer<'ctx, Index> for NDArrayDataProxy<'ctx, '_> {
unsafe fn ptr_offset_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
indices: ListValue<'ctx>,
indices: Index,
name: Option<&str>,
) -> PointerValue<'ctx> {
let llvm_usize = generator.get_size_type(ctx.ctx);
let indices_elem_ty = indices.ptr_offset(ctx, generator, llvm_usize.const_zero(), None).get_type().get_element_type();
let Ok(indices_elem_ty) = IntType::try_from(indices_elem_ty) else {
panic!("Expected list[int32] but got {indices_elem_ty}")
};
assert_eq!(indices_elem_ty.get_bit_width(), 32, "Expected list[int32] but got list[int{}]", indices_elem_ty.get_bit_width());
let index = call_ndarray_flatten_index(
generator,
ctx,
*self.0,
&indices,
);
unsafe {
ctx.builder.build_in_bounds_gep(
self.base_ptr(ctx, generator),
&[index],
name.unwrap_or_default(),
).unwrap()
}
}
fn ptr_offset<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
indices: Index,
name: Option<&str>,
) -> PointerValue<'ctx> {
let llvm_usize = generator.get_size_type(ctx.ctx);
let indices_size = indices.size(ctx, generator);
let nidx_leq_ndims = ctx.builder.build_int_compare(
IntPredicate::SLE,
indices.load_size(ctx, None),
indices_size,
self.0.load_ndims(ctx),
""
).unwrap();
@ -934,7 +1311,7 @@ impl<'ctx> NDArrayDataProxy<'ctx> {
ctx.current_loc,
);
let indices_len = indices.load_size(ctx, None);
let indices_len = indices.size(ctx, generator);
let ndarray_len = self.0.load_ndims(ctx);
let len = call_int_umin(ctx, indices_len, ndarray_len, None);
gen_for_callback_incrementing(
@ -945,8 +1322,8 @@ impl<'ctx> NDArrayDataProxy<'ctx> {
|generator, ctx, i| {
let (dim_idx, dim_sz) = unsafe {
(
indices.data().get_unchecked(ctx, i, None).into_int_value(),
self.0.dim_sizes().get_unchecked(ctx, i, None),
indices.get_unchecked(ctx, generator, i, None).into_int_value(),
self.0.dim_sizes().get_typed_unchecked(ctx, generator, i, None),
)
};
@ -975,56 +1352,7 @@ impl<'ctx> NDArrayDataProxy<'ctx> {
self.ptr_offset_unchecked(ctx, generator, indices, name)
}
}
/// # Safety
///
/// This function should be called with valid indices.
pub unsafe fn get_unchecked_const<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
indices: ArrayValue<'ctx>,
name: Option<&str>,
) -> BasicValueEnum<'ctx> {
let ptr = self.ptr_offset_unchecked_const(ctx, generator, indices, name);
ctx.builder.build_load(ptr, name.unwrap_or_default()).unwrap()
}
/// # Safety
///
/// This function should be called with valid indices.
pub unsafe fn get_unchecked<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &G,
indices: ListValue<'ctx>,
name: Option<&str>,
) -> BasicValueEnum<'ctx> {
let ptr = self.ptr_offset_unchecked(ctx, generator, indices, name);
ctx.builder.build_load(ptr, name.unwrap_or_default()).unwrap()
}
/// Returns the data at the index specified by `indices`.
pub fn get_const<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
indices: ArrayValue<'ctx>,
name: Option<&str>,
) -> BasicValueEnum<'ctx> {
let ptr = self.ptr_offset_const(ctx, generator, indices, name);
ctx.builder.build_load(ptr, name.unwrap_or_default()).unwrap()
}
/// Returns the data at the index specified by `indices`.
pub fn get<G: CodeGenerator + ?Sized>(
&self,
ctx: &mut CodeGenContext<'ctx, '_>,
generator: &mut G,
indices: ListValue<'ctx>,
name: Option<&str>,
) -> BasicValueEnum<'ctx> {
let ptr = self.ptr_offset(ctx, generator, indices, name);
ctx.builder.build_load(ptr, name.unwrap_or_default()).unwrap()
}
}
impl<'ctx, Index: UntypedArrayLikeAccessor<'ctx>> UntypedArrayLikeAccessor<'ctx, Index> for NDArrayDataProxy<'ctx, '_> {}
impl<'ctx, Index: UntypedArrayLikeAccessor<'ctx>> UntypedArrayLikeMutator<'ctx, Index> for NDArrayDataProxy<'ctx, '_> {}

25
nac3core/src/codegen/expr.rs
View File

@ -2,7 +2,14 @@ use std::{collections::HashMap, convert::TryInto, iter::once, iter::zip};
use crate::{
codegen::{
classes::{ListValue, NDArrayValue, RangeValue},
classes::{
ArrayLikeIndexer,
ArrayLikeValue,
ListValue,
NDArrayValue,
RangeValue,
UntypedArrayLikeAccessor,
},
concrete_type::{ConcreteFuncArg, ConcreteTypeEnum, ConcreteTypeStore},
gen_in_range_check,
get_llvm_type,
@ -982,7 +989,7 @@ pub fn gen_comprehension<'ctx, G: CodeGenerator>(
list_alloc_size.into_int_value(),
Some("listcomp.addr")
);
list_content = list.data().as_ptr_value(ctx);
list_content = list.data().base_ptr(ctx, generator);
let i = generator.gen_store_target(ctx, target, Some("i.addr"))?.unwrap();
ctx.builder
@ -1015,7 +1022,7 @@ pub fn gen_comprehension<'ctx, G: CodeGenerator>(
)
.into_int_value();
list = allocate_list(generator, ctx, elem_ty, length, Some("listcomp"));
list_content = list.data().as_ptr_value(ctx);
list_content = list.data().base_ptr(ctx, generator);
let counter = generator.gen_var_alloc(ctx, size_t.into(), Some("counter.addr"))?;
// counter = -1
ctx.builder.build_store(counter, size_t.const_int(u64::MAX, true)).unwrap();
@ -1260,7 +1267,7 @@ fn gen_ndarray_subscript_expr<'ctx, G: CodeGenerator>(
};
Ok(Some(v.data()
.get_const(
.get(
ctx,
generator,
ctx.ctx.i32_type().const_array(&[index]),
@ -1307,13 +1314,14 @@ fn gen_ndarray_subscript_expr<'ctx, G: CodeGenerator>(
let v_dims_src_ptr = unsafe {
v.dim_sizes().ptr_offset_unchecked(
ctx,
generator,
llvm_usize.const_int(1, false),
None,
)
};
call_memcpy_generic(
ctx,
ndarray.dim_sizes().as_ptr_value(ctx),
ndarray.dim_sizes().base_ptr(ctx, generator),
v_dims_src_ptr,
ctx.builder
.build_int_mul(ndarray_num_dims, llvm_usize.size_of(), "")
@ -1325,12 +1333,11 @@ fn gen_ndarray_subscript_expr<'ctx, G: CodeGenerator>(
let ndarray_num_elems = call_ndarray_calc_size(
generator,
ctx,
ndarray.load_ndims(ctx),
ndarray.dim_sizes().as_ptr_value(ctx),
&ndarray.dim_sizes().as_slice_value(ctx, generator),
);
ndarray.create_data(ctx, llvm_ndarray_data_t, ndarray_num_elems);
let v_data_src_ptr = v.data().ptr_offset_const(
let v_data_src_ptr = v.data().ptr_offset(
ctx,
generator,
ctx.ctx.i32_type().const_array(&[index]),
@ -1338,7 +1345,7 @@ fn gen_ndarray_subscript_expr<'ctx, G: CodeGenerator>(
);
call_memcpy_generic(
ctx,
ndarray.data().as_ptr_value(ctx),
ndarray.data().base_ptr(ctx, generator),
v_data_src_ptr,
ctx.builder
.build_int_mul(ndarray_num_elems, llvm_ndarray_data_t.size_of().unwrap(), "")

6
nac3core/src/codegen/generator.rs
View File

@ -1,5 +1,5 @@
use crate::{
codegen::{expr::*, stmt::*, bool_to_i1, bool_to_i8, CodeGenContext},
codegen::{classes::ArraySliceValue, expr::*, stmt::*, bool_to_i1, bool_to_i8, CodeGenContext},
symbol_resolver::ValueEnum,
toplevel::{DefinitionId, TopLevelDef},
typecheck::typedef::{FunSignature, Type},
@ -99,8 +99,8 @@ pub trait CodeGenerator {
ctx: &mut CodeGenContext<'ctx, '_>,
ty: BasicTypeEnum<'ctx>,
size: IntValue<'ctx>,
name: Option<&str>,
) -> Result<PointerValue<'ctx>, String> {
name: Option<&'ctx str>,
) -> Result<ArraySliceValue<'ctx>, String> {
gen_array_var(ctx, ty, size, name)
}

84
nac3core/src/codegen/irrt/mod.rs
View File

@ -1,7 +1,7 @@
use crate::typecheck::typedef::Type;
use super::{
classes::{ListValue, NDArrayValue},
classes::{ArrayLikeIndexer, ArrayLikeValue, ListValue, NDArrayValue, UntypedArrayLikeMutator},
CodeGenContext,
CodeGenerator,
};
@ -338,7 +338,7 @@ pub fn list_slice_assignment<'ctx, G: CodeGenerator + ?Sized>(
let zero = int32.const_zero();
let one = int32.const_int(1, false);
let dest_arr_ptr = dest_arr.data().as_ptr_value(ctx);
let dest_arr_ptr = dest_arr.data().base_ptr(ctx, generator);
let dest_arr_ptr = ctx.builder.build_pointer_cast(
dest_arr_ptr,
elem_ptr_type,
@ -346,7 +346,7 @@ pub fn list_slice_assignment<'ctx, G: CodeGenerator + ?Sized>(
).unwrap();
let dest_len = dest_arr.load_size(ctx, Some("dest.len"));
let dest_len = ctx.builder.build_int_truncate_or_bit_cast(dest_len, int32, "srclen32").unwrap();
let src_arr_ptr = src_arr.data().as_ptr_value(ctx);
let src_arr_ptr = src_arr.data().base_ptr(ctx, generator);
let src_arr_ptr = ctx.builder.build_pointer_cast(
src_arr_ptr,
elem_ptr_type,
@ -574,12 +574,14 @@ pub fn call_j0<'ctx>(
///
/// * `num_dims` - An [`IntValue`] containing the number of dimensions.
/// * `dims` - A [`PointerValue`] to an array containing the size of each dimension.
pub fn call_ndarray_calc_size<'ctx, G: CodeGenerator + ?Sized>(
pub fn call_ndarray_calc_size<'ctx, G, Dims>(
generator: &G,
ctx: &mut CodeGenContext<'ctx, '_>,
num_dims: IntValue<'ctx>,
dims: PointerValue<'ctx>,
) -> IntValue<'ctx> {
ctx: &CodeGenContext<'ctx, '_>,
dims: &Dims,
) -> IntValue<'ctx>
where
G: CodeGenerator + ?Sized,
Dims: ArrayLikeIndexer<'ctx>, {
let llvm_i64 = ctx.ctx.i64_type();
let llvm_usize = generator.get_size_type(ctx.ctx);
@ -606,8 +608,8 @@ pub fn call_ndarray_calc_size<'ctx, G: CodeGenerator + ?Sized>(
.build_call(
ndarray_calc_size_fn,
&[
dims.into(),
num_dims.into(),
dims.base_ptr(ctx, generator).into(),
dims.size(ctx, generator).into(),
],
"",
)
@ -666,7 +668,7 @@ pub fn call_ndarray_calc_nd_indices<'ctx, G: CodeGenerator + ?Sized>(
ndarray_calc_nd_indices_fn,
&[
index.into(),
ndarray_dims.as_ptr_value(ctx).into(),
ndarray_dims.base_ptr(ctx, generator).into(),
ndarray_num_dims.into(),
indices.into(),
],
@ -677,13 +679,15 @@ pub fn call_ndarray_calc_nd_indices<'ctx, G: CodeGenerator + ?Sized>(
indices
}
fn call_ndarray_flatten_index_impl<'ctx, G: CodeGenerator + ?Sized>(
fn call_ndarray_flatten_index_impl<'ctx, G, Indices>(
generator: &G,
ctx: &CodeGenContext<'ctx, '_>,
ndarray: NDArrayValue<'ctx>,
indices: PointerValue<'ctx>,
indices_size: IntValue<'ctx>,
) -> IntValue<'ctx> {
indices: &Indices,
) -> IntValue<'ctx>
where
G: CodeGenerator + ?Sized,
Indices: ArrayLikeIndexer<'ctx>, {
let llvm_i32 = ctx.ctx.i32_type();
let llvm_usize = generator.get_size_type(ctx.ctx);
@ -691,14 +695,14 @@ fn call_ndarray_flatten_index_impl<'ctx, G: CodeGenerator + ?Sized>(
let llvm_pusize = llvm_usize.ptr_type(AddressSpace::default());
debug_assert_eq!(
IntType::try_from(indices.get_type().get_element_type())
IntType::try_from(indices.element_type(ctx, generator))
.map(IntType::get_bit_width)
.unwrap_or_default(),
llvm_i32.get_bit_width(),
"Expected i32 value for argument `indices` to `call_ndarray_flatten_index_impl`"
);
debug_assert_eq!(
indices_size.get_type().get_bit_width(),
indices.size(ctx, generator).get_type().get_bit_width(),
llvm_usize.get_bit_width(),
"Expected usize integer value for argument `indices_size` to `call_ndarray_flatten_index_impl`"
);
@ -729,10 +733,10 @@ fn call_ndarray_flatten_index_impl<'ctx, G: CodeGenerator + ?Sized>(
.build_call(
ndarray_flatten_index_fn,
&[
ndarray_dims.as_ptr_value(ctx).into(),
ndarray_dims.base_ptr(ctx, generator).into(),
ndarray_num_dims.into(),
indices.into(),
indices_size.into(),
indices.base_ptr(ctx, generator).into(),
indices.size(ctx, generator).into(),
],
"",
)
@ -750,21 +754,21 @@ fn call_ndarray_flatten_index_impl<'ctx, G: CodeGenerator + ?Sized>(
/// * `ndarray` - LLVM pointer to the `NDArray`. This value must be the LLVM representation of an
/// `NDArray`.
/// * `indices` - The multidimensional index to compute the flattened index for.
pub fn call_ndarray_flatten_index<'ctx, G: CodeGenerator + ?Sized>(
generator: &G,
ctx: &CodeGenContext<'ctx, '_>,
pub fn call_ndarray_flatten_index<'ctx, G, Index>(
generator: &mut G,
ctx: &mut CodeGenContext<'ctx, '_>,
ndarray: NDArrayValue<'ctx>,
indices: ListValue<'ctx>,
) -> IntValue<'ctx> {
let indices_size = indices.load_size(ctx, None);
let indices_data = indices.data();
indices: &Index,
) -> IntValue<'ctx>
where
G: CodeGenerator + ?Sized,
Index: ArrayLikeIndexer<'ctx>, {
call_ndarray_flatten_index_impl(
generator,
ctx,
ndarray,
indices_data.as_ptr_value(ctx),
indices_size,
indices,
)
}
/// Generates a call to `__nac3_ndarray_flatten_index`. Returns the flattened index for the
@ -786,27 +790,27 @@ pub fn call_ndarray_flatten_index_const<'ctx, G: CodeGenerator + ?Sized>(
ctx,
indices.get_type().get_element_type(),
llvm_usize.const_int(indices_size as u64, false),
None
None,
).unwrap();
for i in 0..indices_size {
let v = ctx.builder.build_extract_value(indices, i, "")
.unwrap()
.into_int_value();
let elem_ptr = unsafe {
ctx.builder.build_in_bounds_gep(
indices_alloca,
&[ctx.ctx.i32_type().const_int(i as u64, false)],
""
)
}.unwrap();
ctx.builder.build_store(elem_ptr, v).unwrap();
unsafe {
indices_alloca.set_unchecked(
ctx,
generator,
ctx.ctx.i32_type().const_int(i as u64, false),
v.into(),
);
}
}
call_ndarray_flatten_index_impl(
generator,
ctx,
ndarray,
indices_alloca,
llvm_usize.const_int(indices_size as u64, false),
&indices_alloca,
)
}

34
nac3core/src/codegen/numpy.rs
View File

@ -6,7 +6,14 @@ use inkwell::{
use nac3parser::ast::StrRef;
use crate::{
codegen::{
classes::{ListValue, NDArrayValue},
classes::{
ArrayLikeIndexer,
ArrayLikeValue,
ListValue,
NDArrayValue,
TypedArrayLikeAccessor,
UntypedArrayLikeAccessor,
},
CodeGenContext,
CodeGenerator,
irrt::{
@ -109,7 +116,7 @@ fn create_ndarray_dyn_shape<'ctx, 'a, G, V, LenFn, DataFn>(
.unwrap();
let ndarray_pdim = unsafe {
ndarray.dim_sizes().ptr_offset_unchecked(ctx, i, None)
ndarray.dim_sizes().ptr_offset_unchecked(ctx, generator, i, None)
};
ctx.builder.build_store(ndarray_pdim, shape_dim).unwrap();
@ -122,8 +129,7 @@ fn create_ndarray_dyn_shape<'ctx, 'a, G, V, LenFn, DataFn>(
let ndarray_num_elems = call_ndarray_calc_size(
generator,
ctx,
ndarray.load_ndims(ctx),
ndarray.dim_sizes().as_ptr_value(ctx),
&ndarray.dim_sizes().as_slice_value(ctx, generator),
);
ndarray.create_data(ctx, llvm_ndarray_data_t, ndarray_num_elems);
@ -193,12 +199,10 @@ fn create_ndarray_const_shape<'ctx, G: CodeGenerator + ?Sized>(
ctx.builder.build_store(ndarray_dim, shape_dim).unwrap();
}
let ndarray_dims = ndarray.dim_sizes().as_ptr_value(ctx);
let ndarray_num_elems = call_ndarray_calc_size(
generator,
ctx,
ndarray.load_ndims(ctx),
ndarray_dims,
&ndarray.dim_sizes().as_slice_value(ctx, generator),
);
ndarray.create_data(ctx, llvm_ndarray_data_t, ndarray_num_elems);
@ -288,8 +292,7 @@ fn ndarray_fill_flattened<'ctx, 'a, G, ValueFn>(
let ndarray_num_elems = call_ndarray_calc_size(
generator,
ctx,
ndarray.load_ndims(ctx),
ndarray.dim_sizes().as_ptr_value(ctx),
&ndarray.dim_sizes().as_slice_value(ctx, generator),
);
gen_for_callback_incrementing(
@ -299,7 +302,7 @@ fn ndarray_fill_flattened<'ctx, 'a, G, ValueFn>(
(ndarray_num_elems, false),
|generator, ctx, i| {
let elem = unsafe {
ndarray.data().ptr_to_data_flattened_unchecked(ctx, i, None)
ndarray.data().ptr_offset_unchecked(ctx, generator, i, None)
};
let value = value_fn(generator, ctx, i)?;
@ -548,16 +551,15 @@ fn ndarray_copy_impl<'ctx, G: CodeGenerator + ?Sized>(
|_, ctx, shape| {
Ok(shape.load_ndims(ctx))
},
|_, ctx, shape, idx| {
unsafe { Ok(shape.dim_sizes().get_unchecked(ctx, idx, None)) }
|generator, ctx, shape, idx| {
unsafe { Ok(shape.dim_sizes().get_typed_unchecked(ctx, generator, idx, None)) }
},
)?;
let len = call_ndarray_calc_size(
generator,
ctx,
ndarray.load_ndims(ctx),
ndarray.dim_sizes().as_ptr_value(ctx),
&ndarray.dim_sizes().as_slice_value(ctx, generator),
);
let sizeof_ty = ctx.get_llvm_type(generator, elem_ty);
let len_bytes = ctx.builder
@ -570,8 +572,8 @@ fn ndarray_copy_impl<'ctx, G: CodeGenerator + ?Sized>(
call_memcpy_generic(
ctx,
ndarray.data().as_ptr_value(ctx),
this.data().as_ptr_value(ctx),
ndarray.data().base_ptr(ctx, generator),
this.data().base_ptr(ctx, generator),
len_bytes,
llvm_i1.const_zero(),
);

7
nac3core/src/codegen/stmt.rs
View File

@ -6,7 +6,7 @@ use super::{
};
use crate::{
codegen::{
classes::{ListValue, RangeValue},
classes::{ArrayLikeIndexer, ArraySliceValue, ListValue, RangeValue},
expr::gen_binop_expr,
gen_in_range_check,
},
@ -65,8 +65,8 @@ pub fn gen_array_var<'ctx, 'a, T: BasicType<'ctx>>(
ctx: &mut CodeGenContext<'ctx, 'a>,
ty: T,
size: IntValue<'ctx>,
name: Option<&str>,
) -> Result<PointerValue<'ctx>, String> {
name: Option<&'ctx str>,
) -> Result<ArraySliceValue<'ctx>, String> {
// Restore debug location
let di_loc = ctx.debug_info.0.create_debug_location(
ctx.ctx,
@ -84,6 +84,7 @@ pub fn gen_array_var<'ctx, 'a, T: BasicType<'ctx>>(
ctx.builder.set_current_debug_location(di_loc);
let ptr = ctx.builder.build_array_alloca(ty, size, name.unwrap_or("")).unwrap();
let ptr = ArraySliceValue::from_ptr_val(ptr, size, name);
ctx.builder.position_at_end(current);
ctx.builder.set_current_debug_location(di_loc);