nac3/nac3core/src/toplevel/builtins.rs

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use super::*;
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use crate::{
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codegen::{
expr::destructure_range, irrt::calculate_len_for_slice_range, stmt::exn_constructor,
},
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symbol_resolver::SymbolValue,
};
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use inkwell::{types::BasicType, FloatPredicate, IntPredicate};
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type BuiltinInfo = (Vec<(Arc<RwLock<TopLevelDef>>, Option<Stmt>)>, &'static [&'static str]);
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pub fn get_exn_constructor(
name: &str,
class_id: usize,
cons_id: usize,
unifier: &mut Unifier,
primitives: &PrimitiveStore
)-> (TopLevelDef, TopLevelDef, Type, Type) {
let int32 = primitives.int32;
let int64 = primitives.int64;
let string = primitives.str;
let exception_fields = vec![
("__name__".into(), int32, true),
("__file__".into(), string, true),
("__line__".into(), int32, true),
("__col__".into(), int32, true),
("__func__".into(), string, true),
("__message__".into(), string, true),
("__param0__".into(), int64, true),
("__param1__".into(), int64, true),
("__param2__".into(), int64, true),
];
let exn_cons_args = vec![
FuncArg {
name: "msg".into(),
ty: string,
default_value: Some(SymbolValue::Str("".into())),
},
FuncArg { name: "param0".into(), ty: int64, default_value: Some(SymbolValue::I64(0)) },
FuncArg { name: "param1".into(), ty: int64, default_value: Some(SymbolValue::I64(0)) },
FuncArg { name: "param2".into(), ty: int64, default_value: Some(SymbolValue::I64(0)) },
];
let exn_type = unifier.add_ty(TypeEnum::TObj {
obj_id: DefinitionId(class_id),
fields: exception_fields.iter().map(|(a, b, c)| (*a, (*b, *c))).collect(),
params: Default::default(),
});
let signature = unifier.add_ty(TypeEnum::TFunc(FunSignature {
args: exn_cons_args,
ret: exn_type,
vars: Default::default(),
}));
let fun_def = TopLevelDef::Function {
name: format!("{}.__init__", name),
simple_name: "__init__".into(),
signature,
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(exn_constructor)))),
loc: None,
};
let class_def = TopLevelDef::Class {
name: name.into(),
object_id: DefinitionId(class_id),
type_vars: Default::default(),
fields: exception_fields,
methods: vec![("__init__".into(), signature, DefinitionId(cons_id))],
ancestors: vec![
TypeAnnotation::CustomClass { id: DefinitionId(class_id), params: Default::default() },
TypeAnnotation::CustomClass { id: DefinitionId(7), params: Default::default() },
],
constructor: Some(signature),
resolver: None,
loc: None,
};
(fun_def, class_def, signature, exn_type)
}
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pub fn get_builtins(primitives: &mut (PrimitiveStore, Unifier)) -> BuiltinInfo {
let int32 = primitives.0.int32;
let int64 = primitives.0.int64;
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let uint32 = primitives.0.uint32;
let uint64 = primitives.0.uint64;
let float = primitives.0.float;
let boolean = primitives.0.bool;
let range = primitives.0.range;
let string = primitives.0.str;
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let num_ty = primitives.1.get_fresh_var_with_range(
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&[int32, int64, float, boolean, uint32, uint64],
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Some("N".into()),
None,
);
let var_map: HashMap<_, _> = vec![(num_ty.1, num_ty.0)].into_iter().collect();
let exception_fields = vec![
("__name__".into(), int32, true),
("__file__".into(), string, true),
("__line__".into(), int32, true),
("__col__".into(), int32, true),
("__func__".into(), string, true),
("__message__".into(), string, true),
("__param0__".into(), int64, true),
("__param1__".into(), int64, true),
("__param2__".into(), int64, true),
];
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// for Option, is_some and is_none share the same type: () -> bool,
// and they are methods under the same class `Option`
let (is_some_ty, unwrap_ty, (option_ty_var, option_ty_var_id)) =
if let TypeEnum::TObj { fields, params, .. } =
primitives.1.get_ty(primitives.0.option).as_ref()
{
(
*fields.get(&"is_some".into()).unwrap(),
*fields.get(&"unwrap".into()).unwrap(),
(*params.iter().next().unwrap().1, *params.iter().next().unwrap().0),
)
} else {
unreachable!()
};
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let top_level_def_list = vec![
Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
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0,
None,
"int32".into(),
None,
None,
))),
Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
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1,
None,
"int64".into(),
None,
None,
))),
Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
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2,
None,
"float".into(),
None,
None,
))),
Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
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3,
None,
"bool".into(),
None,
None,
))),
Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
4,
None,
"none".into(),
None,
None,
))),
Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
5,
None,
"range".into(),
None,
None,
))),
Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
6,
None,
"str".into(),
None,
None,
))),
Arc::new(RwLock::new(TopLevelDef::Class {
name: "Exception".into(),
object_id: DefinitionId(7),
type_vars: Default::default(),
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fields: exception_fields,
methods: Default::default(),
ancestors: vec![],
constructor: None,
resolver: None,
loc: None,
})),
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Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
8,
None,
"uint32".into(),
None,
None,
))),
Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
9,
None,
"uint64".into(),
None,
None,
))),
Arc::new(RwLock::new({
TopLevelDef::Class {
name: "Option".into(),
object_id: DefinitionId(10),
type_vars: vec![option_ty_var],
fields: vec![],
methods: vec![
("is_some".into(), is_some_ty.0, DefinitionId(11)),
("is_none".into(), is_some_ty.0, DefinitionId(12)),
("unwrap".into(), unwrap_ty.0, DefinitionId(13)),
],
ancestors: vec![TypeAnnotation::CustomClass {
id: DefinitionId(10),
params: Default::default(),
}],
constructor: None,
resolver: None,
loc: None,
}
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "Option.is_some".into(),
simple_name: "is_some".into(),
signature: is_some_ty.0,
var_id: vec![option_ty_var_id],
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, obj, _, _, generator| {
let expect_ty = obj.clone().unwrap().0;
let obj_val = obj.unwrap().1.clone().to_basic_value_enum(
ctx,
generator,
expect_ty,
)?;
if let BasicValueEnum::PointerValue(ptr) = obj_val {
Ok(Some(ctx.builder.build_is_not_null(ptr, "is_some").into()))
} else {
unreachable!("option must be ptr")
}
},
)))),
loc: None,
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "Option.is_none".into(),
simple_name: "is_none".into(),
signature: is_some_ty.0,
var_id: vec![option_ty_var_id],
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, obj, _, _, generator| {
let expect_ty = obj.clone().unwrap().0;
let obj_val = obj.unwrap().1.clone().to_basic_value_enum(
ctx,
generator,
expect_ty,
)?;
if let BasicValueEnum::PointerValue(ptr) = obj_val {
Ok(Some(ctx.builder.build_is_null(ptr, "is_none").into()))
} else {
unreachable!("option must be ptr")
}
},
)))),
loc: None,
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "Option.unwrap".into(),
simple_name: "unwrap".into(),
signature: unwrap_ty.0,
var_id: vec![option_ty_var_id],
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
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|_, _, _, _, _| {
unreachable!("handled in gen_expr")
},
)))),
loc: None,
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "int32".into(),
simple_name: "int32".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![FuncArg { name: "n".into(), ty: num_ty.0, default_value: None }],
ret: int32,
vars: var_map.clone(),
})),
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
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|ctx, _, fun, args, generator| {
let int32 = ctx.primitives.int32;
let int64 = ctx.primitives.int64;
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let uint32 = ctx.primitives.uint32;
let uint64 = ctx.primitives.uint64;
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let float = ctx.primitives.float;
let boolean = ctx.primitives.bool;
let arg_ty = fun.0.args[0].ty;
let arg = args[0].1.clone().to_basic_value_enum(ctx, generator, arg_ty)?;
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Ok(if ctx.unifier.unioned(arg_ty, boolean) {
Some(
ctx.builder
.build_int_z_extend(
arg.into_int_value(),
ctx.ctx.i32_type(),
"zext",
)
.into(),
)
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} else if ctx.unifier.unioned(arg_ty, int32)
|| ctx.unifier.unioned(arg_ty, uint32)
{
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Some(arg)
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} else if ctx.unifier.unioned(arg_ty, int64)
|| ctx.unifier.unioned(arg_ty, uint64)
{
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Some(
ctx.builder
.build_int_truncate(
arg.into_int_value(),
ctx.ctx.i32_type(),
"trunc",
)
.into(),
)
} else if ctx.unifier.unioned(arg_ty, float) {
let val = ctx
.builder
.build_float_to_signed_int(
arg.into_float_value(),
ctx.ctx.i32_type(),
"fptosi",
)
.into();
Some(val)
} else {
unreachable!()
})
},
)))),
loc: None,
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "int64".into(),
simple_name: "int64".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![FuncArg { name: "n".into(), ty: num_ty.0, default_value: None }],
ret: int64,
vars: var_map.clone(),
})),
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
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|ctx, _, fun, args, generator| {
let int32 = ctx.primitives.int32;
let int64 = ctx.primitives.int64;
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let uint32 = ctx.primitives.uint32;
let uint64 = ctx.primitives.uint64;
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let float = ctx.primitives.float;
let boolean = ctx.primitives.bool;
let arg_ty = fun.0.args[0].ty;
let arg = args[0].1.clone().to_basic_value_enum(ctx, generator, arg_ty)?;
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Ok(
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if ctx.unifier.unioned(arg_ty, boolean)
|| ctx.unifier.unioned(arg_ty, uint32)
{
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Some(
ctx.builder
.build_int_z_extend(
arg.into_int_value(),
ctx.ctx.i64_type(),
"zext",
)
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.into(),
)
} else if ctx.unifier.unioned(arg_ty, int32) {
Some(
ctx.builder
.build_int_s_extend(
arg.into_int_value(),
ctx.ctx.i64_type(),
"sext",
)
.into(),
)
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} else if ctx.unifier.unioned(arg_ty, int64)
|| ctx.unifier.unioned(arg_ty, uint64)
{
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Some(arg)
} else if ctx.unifier.unioned(arg_ty, float) {
let val = ctx
.builder
.build_float_to_signed_int(
arg.into_float_value(),
ctx.ctx.i64_type(),
"fptosi",
)
.into();
Some(val)
} else {
unreachable!()
},
)
},
)))),
loc: None,
})),
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Arc::new(RwLock::new(TopLevelDef::Function {
name: "uint32".into(),
simple_name: "uint32".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![FuncArg { name: "n".into(), ty: num_ty.0, default_value: None }],
ret: uint32,
vars: var_map.clone(),
})),
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, fun, args, generator| {
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let int32 = ctx.primitives.int32;
let int64 = ctx.primitives.int64;
let uint32 = ctx.primitives.uint32;
let uint64 = ctx.primitives.uint64;
let float = ctx.primitives.float;
let boolean = ctx.primitives.bool;
let arg_ty = fun.0.args[0].ty;
let arg = args[0].1.clone().to_basic_value_enum(ctx, generator, arg_ty)?;
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let res = if ctx.unifier.unioned(arg_ty, boolean) {
ctx.builder
.build_int_z_extend(arg.into_int_value(), ctx.ctx.i64_type(), "zext")
.into()
} else if ctx.unifier.unioned(arg_ty, int32)
|| ctx.unifier.unioned(arg_ty, uint32)
{
arg
} else if ctx.unifier.unioned(arg_ty, int64)
|| ctx.unifier.unioned(arg_ty, uint64)
{
ctx.builder
.build_int_truncate(arg.into_int_value(), ctx.ctx.i32_type(), "trunc")
.into()
} else if ctx.unifier.unioned(arg_ty, float) {
ctx.builder
.build_float_to_unsigned_int(
arg.into_float_value(),
ctx.ctx.i32_type(),
"ftoi",
)
.into()
} else {
unreachable!();
};
Ok(Some(res))
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},
)))),
loc: None,
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "uint64".into(),
simple_name: "uint64".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![FuncArg { name: "n".into(), ty: num_ty.0, default_value: None }],
ret: uint64,
vars: var_map.clone(),
})),
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, fun, args, generator| {
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let int32 = ctx.primitives.int32;
let int64 = ctx.primitives.int64;
let uint32 = ctx.primitives.uint32;
let uint64 = ctx.primitives.uint64;
let float = ctx.primitives.float;
let boolean = ctx.primitives.bool;
let arg_ty = fun.0.args[0].ty;
let arg = args[0].1.clone().to_basic_value_enum(ctx, generator, arg_ty)?;
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let res = if ctx.unifier.unioned(arg_ty, int32)
|| ctx.unifier.unioned(arg_ty, uint32)
|| ctx.unifier.unioned(arg_ty, boolean)
{
ctx.builder
.build_int_z_extend(arg.into_int_value(), ctx.ctx.i64_type(), "zext")
.into()
} else if ctx.unifier.unioned(arg_ty, int64)
|| ctx.unifier.unioned(arg_ty, uint64)
{
arg
} else if ctx.unifier.unioned(arg_ty, float) {
ctx.builder
.build_float_to_unsigned_int(
arg.into_float_value(),
ctx.ctx.i64_type(),
"ftoi",
)
.into()
} else {
unreachable!();
};
Ok(Some(res))
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},
)))),
loc: None,
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "float".into(),
simple_name: "float".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![FuncArg { name: "n".into(), ty: num_ty.0, default_value: None }],
ret: float,
vars: var_map.clone(),
})),
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
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|ctx, _, fun, args, generator| {
let int32 = ctx.primitives.int32;
let int64 = ctx.primitives.int64;
let boolean = ctx.primitives.bool;
let float = ctx.primitives.float;
let arg_ty = fun.0.args[0].ty;
let arg = args[0].1.clone().to_basic_value_enum(ctx, generator, arg_ty)?;
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Ok(
if ctx.unifier.unioned(arg_ty, boolean)
|| ctx.unifier.unioned(arg_ty, int32)
|| ctx.unifier.unioned(arg_ty, int64)
{
let arg = arg.into_int_value();
let val = ctx
.builder
.build_signed_int_to_float(arg, ctx.ctx.f64_type(), "sitofp")
.into();
Some(val)
} else if ctx.unifier.unioned(arg_ty, float) {
Some(arg)
} else {
unreachable!()
},
)
},
)))),
loc: None,
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "range".into(),
simple_name: "range".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![
FuncArg { name: "start".into(), ty: int32, default_value: None },
FuncArg {
name: "stop".into(),
ty: int32,
// placeholder
default_value: Some(SymbolValue::I32(0)),
},
FuncArg {
name: "step".into(),
ty: int32,
default_value: Some(SymbolValue::I32(1)),
},
],
ret: range,
vars: Default::default(),
})),
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, _, args, generator| {
let mut start = None;
let mut stop = None;
let mut step = None;
let int32 = ctx.ctx.i32_type();
let zero = int32.const_zero();
let ty_i32 = ctx.primitives.int32;
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for (i, arg) in args.iter().enumerate() {
if arg.0 == Some("start".into()) {
start = Some(arg.1.clone().to_basic_value_enum(ctx, generator, ty_i32)?);
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} else if arg.0 == Some("stop".into()) {
stop = Some(arg.1.clone().to_basic_value_enum(ctx, generator, ty_i32)?);
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} else if arg.0 == Some("step".into()) {
step = Some(arg.1.clone().to_basic_value_enum(ctx, generator, ty_i32)?);
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} else if i == 0 {
start = Some(arg.1.clone().to_basic_value_enum(ctx, generator, ty_i32)?);
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} else if i == 1 {
stop = Some(arg.1.clone().to_basic_value_enum(ctx, generator, ty_i32)?);
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} else if i == 2 {
step = Some(arg.1.clone().to_basic_value_enum(ctx, generator, ty_i32)?);
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}
}
let step = match step {
Some(step) => {
let step = step.into_int_value();
// assert step != 0, throw exception if not
let not_zero = ctx.builder.build_int_compare(
IntPredicate::NE,
step,
step.get_type().const_zero(),
"range_step_ne",
);
ctx.make_assert(
generator,
not_zero,
"0:ValueError",
"range() step must not be zero",
[None, None, None],
ctx.current_loc,
);
step
}
None => int32.const_int(1, false),
};
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let stop = stop.unwrap_or_else(|| {
let v = start.unwrap();
start = None;
v
});
let start = start.unwrap_or_else(|| int32.const_zero().into());
let ty = int32.array_type(3);
let ptr = generator.gen_var_alloc(ctx, ty.into(), Some("range")).unwrap();
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unsafe {
let a = ctx.builder.build_in_bounds_gep(ptr, &[zero, zero], "start");
let b = ctx.builder.build_in_bounds_gep(
ptr,
&[zero, int32.const_int(1, false)],
"end",
);
let c = ctx.builder.build_in_bounds_gep(
ptr,
&[zero, int32.const_int(2, false)],
"step",
);
ctx.builder.build_store(a, start);
ctx.builder.build_store(b, stop);
ctx.builder.build_store(c, step);
}
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Ok(Some(ptr.into()))
},
)))),
loc: None,
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "str".into(),
simple_name: "str".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![FuncArg { name: "s".into(), ty: string, default_value: None }],
ret: string,
vars: Default::default(),
})),
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, fun, args, generator| {
let arg_ty = fun.0.args[0].ty;
Ok(Some(args[0].1.clone().to_basic_value_enum(ctx, generator, arg_ty)?))
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},
)))),
loc: None,
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "bool".into(),
simple_name: "bool".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![FuncArg { name: "n".into(), ty: num_ty.0, default_value: None }],
ret: primitives.0.bool,
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vars: var_map.clone(),
})),
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, fun, args, generator| {
let int32 = ctx.primitives.int32;
let int64 = ctx.primitives.int64;
let float = ctx.primitives.float;
let boolean = ctx.primitives.bool;
let arg_ty = fun.0.args[0].ty;
let arg = args[0].1.clone().to_basic_value_enum(ctx, generator, arg_ty)?;
Ok(if ctx.unifier.unioned(arg_ty, boolean) {
Some(arg)
} else if ctx.unifier.unioned(arg_ty, int32) {
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Some(
ctx.builder
.build_int_compare(
IntPredicate::NE,
ctx.ctx.i32_type().const_zero(),
arg.into_int_value(),
"bool",
)
.into(),
)
} else if ctx.unifier.unioned(arg_ty, int64) {
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Some(
ctx.builder
.build_int_compare(
IntPredicate::NE,
ctx.ctx.i64_type().const_zero(),
arg.into_int_value(),
"bool",
)
.into(),
)
} else if ctx.unifier.unioned(arg_ty, float) {
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let val = ctx
.builder
.build_float_compare(
// UEQ as bool(nan) is True
FloatPredicate::UEQ,
arg.into_float_value(),
ctx.ctx.f64_type().const_zero(),
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"bool",
)
.into();
Some(val)
} else {
unreachable!()
})
},
)))),
loc: None,
})),
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Arc::new(RwLock::new(TopLevelDef::Function {
name: "floor".into(),
simple_name: "floor".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![FuncArg { name: "n".into(), ty: float, default_value: None }],
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ret: int32,
vars: Default::default(),
})),
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var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, _, args, generator| {
let arg = args[0].1.clone().to_basic_value_enum(ctx, generator, ctx.primitives.float)?;
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let floor_intrinsic =
ctx.module.get_function("llvm.floor.f64").unwrap_or_else(|| {
let float = ctx.ctx.f64_type();
let fn_type = float.fn_type(&[float.into()], false);
ctx.module.add_function("llvm.floor.f64", fn_type, None)
});
let val = ctx
.builder
.build_call(floor_intrinsic, &[arg.into()], "floor")
.try_as_basic_value()
.left()
.unwrap();
Ok(Some(
ctx.builder
.build_float_to_signed_int(
val.into_float_value(),
ctx.ctx.i32_type(),
"fptosi",
)
.into(),
))
},
)))),
loc: None,
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})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "ceil".into(),
simple_name: "ceil".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![FuncArg { name: "n".into(), ty: float, default_value: None }],
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ret: int32,
vars: Default::default(),
})),
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var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, _, args, generator| {
let arg = args[0].1.clone().to_basic_value_enum(ctx, generator, ctx.primitives.float)?;
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let ceil_intrinsic =
ctx.module.get_function("llvm.ceil.f64").unwrap_or_else(|| {
let float = ctx.ctx.f64_type();
let fn_type = float.fn_type(&[float.into()], false);
ctx.module.add_function("llvm.ceil.f64", fn_type, None)
});
let val = ctx
.builder
.build_call(ceil_intrinsic, &[arg.into()], "ceil")
.try_as_basic_value()
.left()
.unwrap();
Ok(Some(
ctx.builder
.build_float_to_signed_int(
val.into_float_value(),
ctx.ctx.i32_type(),
"fptosi",
)
.into(),
))
},
)))),
loc: None,
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})),
Arc::new(RwLock::new({
let list_var = primitives.1.get_fresh_var(Some("L".into()), None);
let list = primitives.1.add_ty(TypeEnum::TList { ty: list_var.0 });
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let arg_ty = primitives.1.get_fresh_var_with_range(
&[list, primitives.0.range],
Some("I".into()),
None,
);
TopLevelDef::Function {
name: "len".into(),
simple_name: "len".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
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args: vec![FuncArg { name: "ls".into(), ty: arg_ty.0, default_value: None }],
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ret: int32,
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vars: vec![(list_var.1, list_var.0), (arg_ty.1, arg_ty.0)]
.into_iter()
.collect(),
})),
var_id: vec![arg_ty.1],
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, fun, args, generator| {
let range_ty = ctx.primitives.range;
let arg_ty = fun.0.args[0].ty;
let arg = args[0].1.clone().to_basic_value_enum(ctx, generator, arg_ty)?;
Ok(if ctx.unifier.unioned(arg_ty, range_ty) {
let arg = arg.into_pointer_value();
let (start, end, step) = destructure_range(ctx, arg);
Some(calculate_len_for_slice_range(generator, ctx, start, end, step).into())
} else {
let int32 = ctx.ctx.i32_type();
let zero = int32.const_zero();
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let len = ctx
.build_gep_and_load(
arg.into_pointer_value(),
&[zero, int32.const_int(1, false)],
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None,
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)
.into_int_value();
if len.get_type().get_bit_width() != 32 {
Some(ctx.builder.build_int_truncate(len, int32, "len2i32").into())
} else {
Some(len.into())
}
})
},
)))),
loc: None,
}
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})),
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Arc::new(RwLock::new(TopLevelDef::Function {
name: "min".into(),
simple_name: "min".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![
FuncArg { name: "m".into(), ty: num_ty.0, default_value: None },
FuncArg { name: "n".into(), ty: num_ty.0, default_value: None },
],
ret: num_ty.0,
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vars: var_map.clone(),
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})),
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, fun, args, generator| {
let boolean = ctx.primitives.bool;
let int32 = ctx.primitives.int32;
let int64 = ctx.primitives.int64;
let uint32 = ctx.primitives.uint32;
let uint64 = ctx.primitives.uint64;
let float = ctx.primitives.float;
let llvm_i8 = ctx.ctx.i8_type().as_basic_type_enum();
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let llvm_i32 = ctx.ctx.i32_type().as_basic_type_enum();
let llvm_i64 = ctx.ctx.i64_type().as_basic_type_enum();
let llvm_f64 = ctx.ctx.f64_type().as_basic_type_enum();
let m_ty = fun.0.args[0].ty;
let n_ty = fun.0.args[1].ty;
let m_val = args[0].1.clone().to_basic_value_enum(ctx, generator, m_ty)?;
let n_val = args[1].1.clone().to_basic_value_enum(ctx, generator, n_ty)?;
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let mut is_type = |a: Type, b: Type| ctx.unifier.unioned(a, b);
let (fun_name, arg_ty) = if is_type(m_ty, n_ty) && is_type(n_ty, boolean) {
("llvm.umin.i8", llvm_i8)
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} else if is_type(m_ty, n_ty) && is_type(n_ty, int32) {
("llvm.smin.i32", llvm_i32)
} else if is_type(m_ty, n_ty) && is_type(n_ty, int64) {
("llvm.smin.i64", llvm_i64)
} else if is_type(m_ty, n_ty) && is_type(n_ty, uint32) {
("llvm.umin.i32", llvm_i32)
} else if is_type(m_ty, n_ty) && is_type(n_ty, uint64) {
("llvm.umin.i64", llvm_i64)
} else if is_type(m_ty, n_ty) && is_type(n_ty, float) {
("llvm.minnum.f64", llvm_f64)
} else {
unreachable!();
};
let intrinsic = ctx.module.get_function(fun_name).unwrap_or_else(|| {
let fn_type = arg_ty.fn_type(&[arg_ty.into(), arg_ty.into()], false);
ctx.module.add_function(fun_name, fn_type, None)
});
let val = ctx
.builder
.build_call(intrinsic, &[m_val.into(), n_val.into()], "min")
.try_as_basic_value()
.left()
.unwrap();
Ok(val.into())
},
)))),
loc: None,
})),
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Arc::new(RwLock::new(TopLevelDef::Function {
name: "max".into(),
simple_name: "max".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![
FuncArg { name: "m".into(), ty: num_ty.0, default_value: None },
FuncArg { name: "n".into(), ty: num_ty.0, default_value: None },
],
ret: num_ty.0,
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vars: var_map.clone(),
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})),
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, fun, args, generator| {
let boolean = ctx.primitives.bool;
let int32 = ctx.primitives.int32;
let int64 = ctx.primitives.int64;
let uint32 = ctx.primitives.uint32;
let uint64 = ctx.primitives.uint64;
let float = ctx.primitives.float;
let llvm_i8 = ctx.ctx.i8_type().as_basic_type_enum();
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let llvm_i32 = ctx.ctx.i32_type().as_basic_type_enum();
let llvm_i64 = ctx.ctx.i64_type().as_basic_type_enum();
let llvm_f64 = ctx.ctx.f64_type().as_basic_type_enum();
let m_ty = fun.0.args[0].ty;
let n_ty = fun.0.args[1].ty;
let m_val = args[0].1.clone().to_basic_value_enum(ctx, generator, m_ty)?;
let n_val = args[1].1.clone().to_basic_value_enum(ctx, generator, n_ty)?;
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let mut is_type = |a: Type, b: Type| ctx.unifier.unioned(a, b);
let (fun_name, arg_ty) = if is_type(m_ty, n_ty) && is_type(n_ty, boolean) {
("llvm.umax.i8", llvm_i8)
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} else if is_type(m_ty, n_ty) && is_type(n_ty, int32) {
("llvm.smax.i32", llvm_i32)
} else if is_type(m_ty, n_ty) && is_type(n_ty, int64) {
("llvm.smax.i64", llvm_i64)
} else if is_type(m_ty, n_ty) && is_type(n_ty, uint32) {
("llvm.umax.i32", llvm_i32)
} else if is_type(m_ty, n_ty) && is_type(n_ty, uint64) {
("llvm.umax.i64", llvm_i64)
} else if is_type(m_ty, n_ty) && is_type(n_ty, float) {
("llvm.maxnum.f64", llvm_f64)
} else {
unreachable!();
};
let intrinsic = ctx.module.get_function(fun_name).unwrap_or_else(|| {
let fn_type = arg_ty.fn_type(&[arg_ty.into(), arg_ty.into()], false);
ctx.module.add_function(fun_name, fn_type, None)
});
let val = ctx
.builder
.build_call(intrinsic, &[m_val.into(), n_val.into()], "max")
.try_as_basic_value()
.left()
.unwrap();
Ok(val.into())
},
)))),
loc: None,
})),
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Arc::new(RwLock::new(TopLevelDef::Function {
name: "abs".into(),
simple_name: "abs".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![FuncArg { name: "n".into(), ty: num_ty.0, default_value: None }],
ret: num_ty.0,
vars: var_map,
})),
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, fun, args, generator| {
let boolean = ctx.primitives.bool;
let int32 = ctx.primitives.int32;
let int64 = ctx.primitives.int64;
let uint32 = ctx.primitives.uint32;
let uint64 = ctx.primitives.uint64;
let float = ctx.primitives.float;
let llvm_i1 = ctx.ctx.bool_type();
let llvm_i32 = ctx.ctx.i32_type().as_basic_type_enum();
let llvm_i64 = ctx.ctx.i64_type().as_basic_type_enum();
let llvm_f64 = ctx.ctx.f64_type().as_basic_type_enum();
let n_ty = fun.0.args[0].ty;
let n_val = args[0].1.clone().to_basic_value_enum(ctx, generator, n_ty)?;
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let mut is_type = |a: Type, b: Type| ctx.unifier.unioned(a, b);
let mut is_float = false;
let (fun_name, arg_ty) =
if is_type(n_ty, boolean) || is_type(n_ty, uint32) || is_type(n_ty, uint64)
{
return Ok(n_val.into());
} else if is_type(n_ty, int32) {
("llvm.abs.i32", llvm_i32)
} else if is_type(n_ty, int64) {
("llvm.abs.i64", llvm_i64)
} else if is_type(n_ty, float) {
is_float = true;
("llvm.fabs.f64", llvm_f64)
} else {
unreachable!();
};
let intrinsic = ctx.module.get_function(fun_name).unwrap_or_else(|| {
let fn_type = if is_float {
arg_ty.fn_type(&[arg_ty.into()], false)
} else {
arg_ty.fn_type(&[arg_ty.into(), llvm_i1.into()], false)
};
ctx.module.add_function(fun_name, fn_type, None)
});
let val = ctx
.builder
.build_call(
intrinsic,
&if is_float {
vec![n_val.into()]
} else {
vec![n_val.into(), llvm_i1.const_int(0, false).into()]
},
"abs",
)
.try_as_basic_value()
.left()
.unwrap();
Ok(val.into())
},
)))),
loc: None,
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "Some".into(),
simple_name: "Some".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(FunSignature {
args: vec![FuncArg { name: "n".into(), ty: option_ty_var, default_value: None }],
ret: primitives.0.option,
vars: HashMap::from([(option_ty_var_id, option_ty_var)]),
})),
var_id: vec![option_ty_var_id],
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(
|ctx, _, fun, args, generator| {
let arg_ty = fun.0.args[0].ty;
let arg_val = args[0].1.clone().to_basic_value_enum(ctx, generator, arg_ty)?;
let alloca = generator.gen_var_alloc(ctx, arg_val.get_type(), Some("alloca_some")).unwrap();
ctx.builder.build_store(alloca, arg_val);
Ok(Some(alloca.into()))
},
)))),
loc: None,
})),
];
let ast_list: Vec<Option<ast::Stmt<()>>> =
(0..top_level_def_list.len()).map(|_| None).collect();
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(
izip!(top_level_def_list, ast_list).collect_vec(),
&[
"int32",
"int64",
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"uint32",
"uint64",
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"float",
"range",
"str",
"bool",
"floor",
"ceil",
"len",
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"min",
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"max",
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"abs",
"Some",
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],
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)
}