forked from M-Labs/nac3
core/model: add ListModel
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42
nac3core/src/codegen/structs/list.rs
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42
nac3core/src/codegen/structs/list.rs
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@ -0,0 +1,42 @@
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use crate::codegen::{model::*, CodeGenContext};
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/// Fields of [`List`]
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pub struct ListFields<'ctx, T: Model<'ctx>> {
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/// Length of the list
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pub size: Field<SizeTModel<'ctx>>,
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/// Base pointer of the list
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pub data: Field<PointerModel<T>>,
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}
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/// nac3core's `List` definition
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#[derive(Debug, Clone, Copy, PartialEq, Eq)]
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pub struct List<'ctx, T: Model<'ctx>> {
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pub sizet: SizeTModel<'ctx>,
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pub element: T,
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}
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impl<'ctx, T: Model<'ctx> + 'ctx> StructKind<'ctx> for List<'ctx, T> {
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type Fields = ListFields<'ctx, T>;
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fn struct_name(&self) -> &'static str {
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"List"
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}
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fn build_fields(&self, builder: &mut FieldBuilder<'ctx>) -> Self::Fields {
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Self::Fields {
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size: builder.add_field("size", self.sizet),
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data: builder.add_field("data", PointerModel(self.element)),
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}
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}
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}
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impl<'ctx, T: Model<'ctx> + 'ctx> Pointer<'ctx, StructModel<List<'ctx, T>>> {
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pub fn as_slice(
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&self,
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ctx: &CodeGenContext<'ctx, '_>,
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) -> ArraySlice<'ctx, SizeTModel<'ctx>, T> {
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let num_elements = self.gep(ctx, |f| f.size).load(ctx, "num_elements");
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let pointer = self.gep(ctx, |f| f.data).load(ctx, "base");
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ArraySlice { num_elements, pointer }
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}
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}
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@ -1,3 +1,4 @@
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pub mod cslice;
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pub mod exception;
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pub mod list;
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pub mod ndarray;
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