M-Labs/nac3
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core/builtins: Fix len() on ndarrays

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This commit is contained in:
David Mak 2024-03-26 15:07:26 +08:00
parent 789bfb5a26
commit d5f4817134
1 changed files with 30 additions and 6 deletions
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34
nac3core/src/toplevel/builtins.rs
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@ -1,7 +1,7 @@
use super::*;
use crate::{
codegen::{
classes::RangeValue,
classes::{ArrayLikeValue, NDArrayValue, RangeValue, TypedArrayLikeAccessor},
expr::destructure_range,
irrt::*,
llvm_intrinsics::*,
@ -1458,13 +1458,37 @@ pub fn get_builtins(primitives: &mut (PrimitiveStore, Unifier)) -> BuiltinInfo {
}
TypeEnum::TObj { obj_id, .. } if *obj_id == PRIMITIVE_DEF_IDS.ndarray => {
let llvm_i32 = ctx.ctx.i32_type();
let i32_zero = llvm_i32.const_zero();
let llvm_usize = generator.get_size_type(ctx.ctx);
let len = ctx.build_gep_and_load(
let arg = NDArrayValue::from_ptr_val(
arg.into_pointer_value(),
&[i32_zero, i32_zero],
llvm_usize,
None
);
let ndims = arg.dim_sizes().size(ctx, generator);
ctx.make_assert(
generator,
ctx.builder.build_int_compare(
IntPredicate::NE,
ndims,
llvm_usize.const_zero(),
"",
).unwrap(),
"0:TypeError",
"len() of unsized object",
[None, None, None],
ctx.current_loc,
);
let len = unsafe {
arg.dim_sizes().get_typed_unchecked(
ctx,
generator,
llvm_usize.const_zero(),
None,
).into_int_value();
)
};
if len.get_type().get_bit_width() == 32 {
Some(len.into())