forked from M-Labs/nac3
core/ndstrides: implement ndarray len()
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parent
adb43958d0
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@ -9,16 +9,19 @@ use inkwell::{
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IntPredicate,
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};
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use itertools::Either;
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use ndarray::basic::call_nac3_ndarray_len;
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use strum::IntoEnumIterator;
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use crate::{
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codegen::{
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builtin_fns,
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classes::{ArrayLikeValue, NDArrayValue, ProxyValue, RangeValue, TypedArrayLikeAccessor},
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classes::{ProxyValue, RangeValue},
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expr::destructure_range,
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irrt::*,
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model::*,
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numpy::*,
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stmt::exn_constructor,
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structs::ndarray::NpArray,
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},
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symbol_resolver::SymbolValue,
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toplevel::{helper::PrimDef, numpy::make_ndarray_ty},
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@ -1464,51 +1467,12 @@ impl<'a> BuiltinBuilder<'a> {
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}
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}
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TypeEnum::TObj { obj_id, .. } if *obj_id == PrimDef::NDArray.id() => {
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let llvm_i32 = ctx.ctx.i32_type();
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let llvm_usize = generator.get_size_type(ctx.ctx);
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let sizet = generator.get_sizet(ctx.ctx);
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let pndarray_model = PointerModel(StructModel(NpArray { sizet }));
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let arg = NDArrayValue::from_ptr_val(
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arg.into_pointer_value(),
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llvm_usize,
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None,
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);
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let ndims = arg.dim_sizes().size(ctx, generator);
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ctx.make_assert(
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generator,
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ctx.builder
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.build_int_compare(
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IntPredicate::NE,
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ndims,
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llvm_usize.const_zero(),
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"",
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)
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.unwrap(),
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"0:TypeError",
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&format!("{name}() of unsized object", name = prim.name()),
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[None, None, None],
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ctx.current_loc,
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);
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let len = unsafe {
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arg.dim_sizes().get_typed_unchecked(
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ctx,
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generator,
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&llvm_usize.const_zero(),
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None,
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)
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};
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if len.get_type().get_bit_width() == 32 {
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Some(len.into())
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} else {
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Some(
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ctx.builder
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.build_int_truncate(len, llvm_i32, "len")
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.map(Into::into)
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.unwrap(),
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)
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}
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let ndarray = pndarray_model.review_value(ctx.ctx, arg).unwrap();
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let len = call_nac3_ndarray_len(generator, ctx, ndarray);
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Some(len.value.as_basic_value_enum())
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}
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_ => unreachable!(),
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}
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