From 5dfcc639784def5d498fa7a3ad6574e46c02b6f3 Mon Sep 17 00:00:00 2001 From: David Mak Date: Tue, 16 Apr 2024 17:20:24 +0800 Subject: [PATCH] core/classes: Take reference of indexes --- nac3core/src/codegen/classes.rs | 75 ++++++++++++++++--------------- nac3core/src/codegen/expr.rs | 12 ++--- nac3core/src/codegen/irrt/mod.rs | 6 +-- nac3core/src/codegen/numpy.rs | 34 +++++++------- nac3core/src/codegen/stmt.rs | 2 +- nac3core/src/toplevel/builtins.rs | 2 +- 6 files changed, 67 insertions(+), 64 deletions(-) diff --git a/nac3core/src/codegen/classes.rs b/nac3core/src/codegen/classes.rs index 3df2d63d0..3b87bbbe5 100644 --- a/nac3core/src/codegen/classes.rs +++ b/nac3core/src/codegen/classes.rs @@ -58,7 +58,7 @@ pub trait ArrayLikeIndexer<'ctx, Index = IntValue<'ctx>>: ArrayLikeValue<'ctx> { &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, name: Option<&str>, ) -> PointerValue<'ctx>; @@ -67,7 +67,7 @@ pub trait ArrayLikeIndexer<'ctx, Index = IntValue<'ctx>>: ArrayLikeValue<'ctx> { &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, name: Option<&str>, ) -> PointerValue<'ctx>; } @@ -81,7 +81,7 @@ pub trait UntypedArrayLikeAccessor<'ctx, Index = IntValue<'ctx>>: ArrayLikeIndex &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, name: Option<&str>, ) -> BasicValueEnum<'ctx> { let ptr = self.ptr_offset_unchecked(ctx, generator, idx, name); @@ -93,7 +93,7 @@ pub trait UntypedArrayLikeAccessor<'ctx, Index = IntValue<'ctx>>: ArrayLikeIndex &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, name: Option<&str>, ) -> BasicValueEnum<'ctx> { let ptr = self.ptr_offset(ctx, generator, idx, name); @@ -110,7 +110,7 @@ pub trait UntypedArrayLikeMutator<'ctx, Index = IntValue<'ctx>>: ArrayLikeIndexe &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, value: BasicValueEnum<'ctx>, ) { let ptr = self.ptr_offset_unchecked(ctx, generator, idx, None); @@ -122,7 +122,7 @@ pub trait UntypedArrayLikeMutator<'ctx, Index = IntValue<'ctx>>: ArrayLikeIndexe &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, value: BasicValueEnum<'ctx>, ) { let ptr = self.ptr_offset(ctx, generator, idx, None); @@ -142,7 +142,7 @@ pub trait TypedArrayLikeAccessor<'ctx, T, Index = IntValue<'ctx>>: UntypedArrayL &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, name: Option<&str>, ) -> T { let value = self.get_unchecked(ctx, generator, idx, name); @@ -154,7 +154,7 @@ pub trait TypedArrayLikeAccessor<'ctx, T, Index = IntValue<'ctx>>: UntypedArrayL &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, name: Option<&str>, ) -> T { let value = self.get(ctx, generator, idx, name); @@ -174,7 +174,7 @@ pub trait TypedArrayLikeMutator<'ctx, T, Index = IntValue<'ctx>>: UntypedArrayLi &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, value: T, ) { let value = self.upcast_from_type(ctx, value); @@ -186,7 +186,7 @@ pub trait TypedArrayLikeMutator<'ctx, T, Index = IntValue<'ctx>>: UntypedArrayLi &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, value: T, ) { let value = self.upcast_from_type(ctx, value); @@ -255,7 +255,7 @@ impl<'ctx, T, Index, Adapted> ArrayLikeIndexer<'ctx, Index> for TypedArrayLikeAd &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, name: Option<&str>, ) -> PointerValue<'ctx> { self.adapted.ptr_offset_unchecked(ctx, generator, idx, name) @@ -265,7 +265,7 @@ impl<'ctx, T, Index, Adapted> ArrayLikeIndexer<'ctx, Index> for TypedArrayLikeAd &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: Index, + idx: &Index, name: Option<&str>, ) -> PointerValue<'ctx> { self.adapted.ptr_offset(ctx, generator, idx, name) @@ -345,7 +345,7 @@ impl<'ctx> ArrayLikeIndexer<'ctx> for ArraySliceValue<'ctx> { &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: IntValue<'ctx>, + idx: &IntValue<'ctx>, name: Option<&str>, ) -> PointerValue<'ctx> { let var_name = name @@ -354,7 +354,7 @@ impl<'ctx> ArrayLikeIndexer<'ctx> for ArraySliceValue<'ctx> { ctx.builder.build_in_bounds_gep( self.base_ptr(ctx, generator), - &[idx], + &[*idx], var_name.as_str(), ).unwrap() } @@ -363,13 +363,13 @@ impl<'ctx> ArrayLikeIndexer<'ctx> for ArraySliceValue<'ctx> { &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: IntValue<'ctx>, + 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(); + let in_range = ctx.builder.build_int_compare(IntPredicate::ULT, *idx, size, "").unwrap(); ctx.make_assert( generator, in_range, @@ -573,7 +573,7 @@ impl<'ctx> ArrayLikeIndexer<'ctx> for ListDataProxy<'ctx, '_> { &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: IntValue<'ctx>, + idx: &IntValue<'ctx>, name: Option<&str>, ) -> PointerValue<'ctx> { let var_name = name @@ -582,7 +582,7 @@ impl<'ctx> ArrayLikeIndexer<'ctx> for ListDataProxy<'ctx, '_> { ctx.builder.build_in_bounds_gep( self.base_ptr(ctx, generator), - &[idx], + &[*idx], var_name.as_str(), ).unwrap() } @@ -591,13 +591,13 @@ impl<'ctx> ArrayLikeIndexer<'ctx> for ListDataProxy<'ctx, '_> { &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: IntValue<'ctx>, + 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(); + let in_range = ctx.builder.build_int_compare(IntPredicate::ULT, *idx, size, "").unwrap(); ctx.make_assert( generator, in_range, @@ -1015,7 +1015,7 @@ impl<'ctx> ArrayLikeIndexer<'ctx, IntValue<'ctx>> for NDArrayDimsProxy<'ctx, '_> &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: IntValue<'ctx>, + idx: &IntValue<'ctx>, name: Option<&str>, ) -> PointerValue<'ctx> { let var_name = name @@ -1024,7 +1024,7 @@ impl<'ctx> ArrayLikeIndexer<'ctx, IntValue<'ctx>> for NDArrayDimsProxy<'ctx, '_> ctx.builder.build_in_bounds_gep( self.base_ptr(ctx, generator), - &[idx], + &[*idx], var_name.as_str(), ).unwrap() } @@ -1033,13 +1033,13 @@ impl<'ctx> ArrayLikeIndexer<'ctx, IntValue<'ctx>> for NDArrayDimsProxy<'ctx, '_> &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: IntValue<'ctx>, + 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, + *idx, size, "" ).unwrap(); @@ -1048,7 +1048,7 @@ impl<'ctx> ArrayLikeIndexer<'ctx, IntValue<'ctx>> for NDArrayDimsProxy<'ctx, '_> in_range, "0:IndexError", "index {0} is out of bounds for axis 0 with size {1}", - [Some(idx), Some(self.0.load_ndims(ctx)), None], + [Some(*idx), Some(self.0.load_ndims(ctx)), None], ctx.current_loc, ); @@ -1120,12 +1120,12 @@ impl<'ctx> ArrayLikeIndexer<'ctx> for NDArrayDataProxy<'ctx, '_> { &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: IntValue<'ctx>, + idx: &IntValue<'ctx>, name: Option<&str>, ) -> PointerValue<'ctx> { ctx.builder.build_in_bounds_gep( self.base_ptr(ctx, generator), - &[idx], + &[*idx], name.unwrap_or_default(), ).unwrap() } @@ -1134,13 +1134,13 @@ impl<'ctx> ArrayLikeIndexer<'ctx> for NDArrayDataProxy<'ctx, '_> { &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - idx: IntValue<'ctx>, + 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, + *idx, data_sz, "" ).unwrap(); @@ -1149,7 +1149,7 @@ impl<'ctx> ArrayLikeIndexer<'ctx> for NDArrayDataProxy<'ctx, '_> { in_range, "0:IndexError", "index {0} is out of bounds with size {1}", - [Some(idx), Some(self.0.load_ndims(ctx)), None], + [Some(*idx), Some(self.0.load_ndims(ctx)), None], ctx.current_loc, ); @@ -1167,12 +1167,15 @@ impl<'ctx, Index: UntypedArrayLikeAccessor<'ctx>> ArrayLikeIndexer<'ctx, Index> &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - indices: Index, + 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 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}") }; @@ -1182,7 +1185,7 @@ impl<'ctx, Index: UntypedArrayLikeAccessor<'ctx>> ArrayLikeIndexer<'ctx, Index> generator, ctx, *self.0, - &indices, + indices, ); unsafe { @@ -1198,7 +1201,7 @@ impl<'ctx, Index: UntypedArrayLikeAccessor<'ctx>> ArrayLikeIndexer<'ctx, Index> &self, ctx: &mut CodeGenContext<'ctx, '_>, generator: &mut G, - indices: Index, + indices: &Index, name: Option<&str>, ) -> PointerValue<'ctx> { let llvm_usize = generator.get_size_type(ctx.ctx); @@ -1230,8 +1233,8 @@ impl<'ctx, Index: UntypedArrayLikeAccessor<'ctx>> ArrayLikeIndexer<'ctx, Index> |generator, ctx, i| { let (dim_idx, dim_sz) = unsafe { ( - indices.get_unchecked(ctx, generator, i, None).into_int_value(), - self.0.dim_sizes().get_typed_unchecked(ctx, generator, i, None), + indices.get_unchecked(ctx, generator, &i, None).into_int_value(), + self.0.dim_sizes().get_typed_unchecked(ctx, generator, &i, None), ) }; let dim_idx = ctx.builder diff --git a/nac3core/src/codegen/expr.rs b/nac3core/src/codegen/expr.rs index b44e1a556..e29312115 100644 --- a/nac3core/src/codegen/expr.rs +++ b/nac3core/src/codegen/expr.rs @@ -1719,7 +1719,7 @@ fn gen_ndarray_subscript_expr<'ctx, G: CodeGenerator>( v.dim_sizes().get_typed_unchecked( ctx, generator, - llvm_usize.const_zero(), + &llvm_usize.const_zero(), None, ) }; @@ -1746,7 +1746,7 @@ fn gen_ndarray_subscript_expr<'ctx, G: CodeGenerator>( .get( ctx, generator, - ArraySliceValue::from_ptr_val(index_addr, llvm_usize.const_int(1, false), None), + &ArraySliceValue::from_ptr_val(index_addr, llvm_usize.const_int(1, false), None), None, ) .into())) @@ -1781,7 +1781,7 @@ fn gen_ndarray_subscript_expr<'ctx, G: CodeGenerator>( v.dim_sizes().ptr_offset_unchecked( ctx, generator, - llvm_usize.const_int(1, false), + &llvm_usize.const_int(1, false), None, ) }; @@ -1806,7 +1806,7 @@ fn gen_ndarray_subscript_expr<'ctx, G: CodeGenerator>( let v_data_src_ptr = v.data().ptr_offset( ctx, generator, - ArraySliceValue::from_ptr_val(index_addr, llvm_usize.const_int(1, false), None), + &ArraySliceValue::from_ptr_val(index_addr, llvm_usize.const_int(1, false), None), None ); call_memcpy_generic( @@ -1906,7 +1906,7 @@ pub fn gen_expr<'ctx, G: CodeGenerator>( let arr_ptr = arr_str_ptr.data(); for (i, v) in elements.iter().enumerate() { let elem_ptr = arr_ptr - .ptr_offset(ctx, generator, usize.const_int(i as u64, false), Some("elem_ptr")); + .ptr_offset(ctx, generator, &usize.const_int(i as u64, false), Some("elem_ptr")); ctx.builder.build_store(elem_ptr, *v).unwrap(); } arr_str_ptr.as_ptr_value().into() @@ -2324,7 +2324,7 @@ pub fn gen_expr<'ctx, G: CodeGenerator>( [Some(raw_index), Some(len), None], expr.location, ); - v.data().get(ctx, generator, index, None).into() + v.data().get(ctx, generator, &index, None).into() } } TypeEnum::TObj { obj_id, params, .. } if *obj_id == PRIMITIVE_DEF_IDS.ndarray => { diff --git a/nac3core/src/codegen/irrt/mod.rs b/nac3core/src/codegen/irrt/mod.rs index ce675ced6..086cdb4fc 100644 --- a/nac3core/src/codegen/irrt/mod.rs +++ b/nac3core/src/codegen/irrt/mod.rs @@ -833,8 +833,8 @@ pub fn call_ndarray_calc_broadcast<'ctx, G: CodeGenerator + ?Sized>( let idx = ctx.builder.build_int_sub(min_ndims, idx, "").unwrap(); let (lhs_dim_sz, rhs_dim_sz) = unsafe { ( - lhs.dim_sizes().get_typed_unchecked(ctx, generator, idx, None), - rhs.dim_sizes().get_typed_unchecked(ctx, generator, idx, None), + lhs.dim_sizes().get_typed_unchecked(ctx, generator, &idx, None), + rhs.dim_sizes().get_typed_unchecked(ctx, generator, &idx, None), ) }; @@ -955,7 +955,7 @@ pub fn call_ndarray_calc_broadcast_index<'ctx, G: CodeGenerator + ?Sized, Broadc broadcast_idx.ptr_offset_unchecked( ctx, generator, - llvm_usize.const_zero(), + &llvm_usize.const_zero(), None ) }; diff --git a/nac3core/src/codegen/numpy.rs b/nac3core/src/codegen/numpy.rs index 82c86a5fa..418f201a6 100644 --- a/nac3core/src/codegen/numpy.rs +++ b/nac3core/src/codegen/numpy.rs @@ -119,7 +119,7 @@ fn create_ndarray_dyn_shape<'ctx, 'a, G, V, LenFn, DataFn>( .unwrap(); let ndarray_pdim = unsafe { - ndarray.dim_sizes().ptr_offset_unchecked(ctx, generator, i, None) + ndarray.dim_sizes().ptr_offset_unchecked(ctx, generator, &i, None) }; ctx.builder.build_store(ndarray_pdim, shape_dim).unwrap(); @@ -190,7 +190,7 @@ fn create_ndarray_const_shape<'ctx, G: CodeGenerator + ?Sized>( let ndarray_dim = unsafe { ndarray .dim_sizes() - .ptr_offset_unchecked(ctx, generator, llvm_usize.const_int(i as u64, true), None) + .ptr_offset_unchecked(ctx, generator, &llvm_usize.const_int(i as u64, true), None) }; ctx.builder.build_store(ndarray_dim, *shape_dim).unwrap(); @@ -267,7 +267,7 @@ fn call_ndarray_empty_impl<'ctx, G: CodeGenerator + ?Sized>( Ok(shape.load_size(ctx, None)) }, |generator, ctx, shape, idx| { - Ok(shape.data().get(ctx, generator, idx, None).into_int_value()) + Ok(shape.data().get(ctx, generator, &idx, None).into_int_value()) }, ) } @@ -299,7 +299,7 @@ fn ndarray_fill_flattened<'ctx, 'a, G, ValueFn>( (ndarray_num_elems, false), |generator, ctx, i| { let elem = unsafe { - ndarray.data().ptr_offset_unchecked(ctx, generator, i, None) + ndarray.data().ptr_offset_unchecked(ctx, generator, &i, None) }; let value = value_fn(generator, ctx, i)?; @@ -321,7 +321,7 @@ fn ndarray_fill_indexed<'ctx, G, ValueFn>( ) -> Result<(), String> where G: CodeGenerator + ?Sized, - ValueFn: Fn(&mut G, &mut CodeGenContext<'ctx, '_>, TypedArrayLikeAdapter<'ctx, IntValue<'ctx>>) -> Result, String>, + ValueFn: Fn(&mut G, &mut CodeGenContext<'ctx, '_>, &TypedArrayLikeAdapter<'ctx, IntValue<'ctx>>) -> Result, String>, { ndarray_fill_flattened( generator, @@ -335,7 +335,7 @@ fn ndarray_fill_indexed<'ctx, G, ValueFn>( ndarray, ); - value_fn(generator, ctx, indices) + value_fn(generator, ctx, &indices) } ) } @@ -357,7 +357,7 @@ fn ndarray_fill_mapping<'ctx, G, MapFn>( dest, |generator, ctx, i| { let elem = unsafe { - src.data().get_unchecked(ctx, generator, i, None) + src.data().get_unchecked(ctx, generator, &i, None) }; map_fn(generator, ctx, elem) @@ -430,10 +430,10 @@ fn ndarray_broadcast_fill<'ctx, G, ValueFn>( lhs_val } else { let lhs = NDArrayValue::from_ptr_val(lhs_val.into_pointer_value(), llvm_usize, None); - let lhs_idx = call_ndarray_calc_broadcast_index(generator, ctx, lhs, &idx); + let lhs_idx = call_ndarray_calc_broadcast_index(generator, ctx, lhs, idx); unsafe { - lhs.data().get_unchecked(ctx, generator, lhs_idx, None) + lhs.data().get_unchecked(ctx, generator, &lhs_idx, None) } }; @@ -441,10 +441,10 @@ fn ndarray_broadcast_fill<'ctx, G, ValueFn>( rhs_val } else { let rhs = NDArrayValue::from_ptr_val(rhs_val.into_pointer_value(), llvm_usize, None); - let rhs_idx = call_ndarray_calc_broadcast_index(generator, ctx, rhs, &idx); + let rhs_idx = call_ndarray_calc_broadcast_index(generator, ctx, rhs, idx); unsafe { - rhs.data().get_unchecked(ctx, generator, rhs_idx, None) + rhs.data().get_unchecked(ctx, generator, &rhs_idx, None) } }; @@ -604,8 +604,8 @@ fn call_ndarray_eye_impl<'ctx, G: CodeGenerator + ?Sized>( |generator, ctx, indices| { let (row, col) = unsafe { ( - indices.get_typed_unchecked(ctx, generator, llvm_usize.const_zero(), None), - indices.get_typed_unchecked(ctx, generator, llvm_usize.const_int(1, false), None), + indices.get_typed_unchecked(ctx, generator, &llvm_usize.const_zero(), None), + indices.get_typed_unchecked(ctx, generator, &llvm_usize.const_int(1, false), None), ) }; @@ -652,7 +652,7 @@ fn ndarray_copy_impl<'ctx, G: CodeGenerator + ?Sized>( Ok(shape.load_ndims(ctx)) }, |generator, ctx, shape, idx| { - unsafe { Ok(shape.dim_sizes().get_typed_unchecked(ctx, generator, idx, None)) } + unsafe { Ok(shape.dim_sizes().get_typed_unchecked(ctx, generator, &idx, None)) } }, )?; @@ -704,7 +704,7 @@ pub fn ndarray_elementwise_unaryop_impl<'ctx, G, MapFn>( }, |generator, ctx, v, idx| { unsafe { - Ok(v.dim_sizes().get_typed_unchecked(ctx, generator, idx, None)) + Ok(v.dim_sizes().get_typed_unchecked(ctx, generator, &idx, None)) } }, ).unwrap() @@ -782,7 +782,7 @@ pub fn ndarray_elementwise_binop_impl<'ctx, G, ValueFn>( }, |generator, ctx, v, idx| { unsafe { - Ok(v.get_typed_unchecked(ctx, generator, idx, None)) + Ok(v.get_typed_unchecked(ctx, generator, &idx, None)) } }, ).unwrap() @@ -803,7 +803,7 @@ pub fn ndarray_elementwise_binop_impl<'ctx, G, ValueFn>( }, |generator, ctx, v, idx| { unsafe { - Ok(v.dim_sizes().get_typed_unchecked(ctx, generator, idx, None)) + Ok(v.dim_sizes().get_typed_unchecked(ctx, generator, &idx, None)) } }, ).unwrap() diff --git a/nac3core/src/codegen/stmt.rs b/nac3core/src/codegen/stmt.rs index c16fbaba2..fe9d61776 100644 --- a/nac3core/src/codegen/stmt.rs +++ b/nac3core/src/codegen/stmt.rs @@ -189,7 +189,7 @@ pub fn gen_store_target<'ctx, G: CodeGenerator>( [Some(raw_index), Some(len), None], slice.location, ); - v.data().ptr_offset(ctx, generator, index, name) + v.data().ptr_offset(ctx, generator, &index, name) } TypeEnum::TObj { obj_id, .. } if *obj_id == PRIMITIVE_DEF_IDS.ndarray => { diff --git a/nac3core/src/toplevel/builtins.rs b/nac3core/src/toplevel/builtins.rs index c15810ead..a8e2ca4e1 100644 --- a/nac3core/src/toplevel/builtins.rs +++ b/nac3core/src/toplevel/builtins.rs @@ -1730,7 +1730,7 @@ pub fn get_builtins(primitives: &mut (PrimitiveStore, Unifier)) -> BuiltinInfo { arg.dim_sizes().get_typed_unchecked( ctx, generator, - llvm_usize.const_zero(), + &llvm_usize.const_zero(), None, ) };