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nac3core: implements bool conversion function

This commit is contained in:
pca006132 2021-11-05 20:34:34 +08:00
parent 8dbb4ad58a
commit 3db95b120b
1 changed files with 52 additions and 8 deletions
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60
nac3core/src/toplevel/composer.rs
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@ -1,6 +1,7 @@
use std::cell::RefCell;
use nac3parser::ast::fold::Fold;
use inkwell::FloatPredicate;
use crate::{
symbol_resolver::SymbolValue,
@ -78,12 +79,7 @@ impl TopLevelComposer {
"range".into(),
None,
))),
Arc::new(RwLock::new(Self::make_top_level_class_def(
6,
None,
"str".into(),
None,
))),
Arc::new(RwLock::new(Self::make_top_level_class_def(6, None, "str".into(), None))),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "int32".into(),
simple_name: "int32".into(),
@ -391,8 +387,56 @@ impl TopLevelComposer {
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver: None,
codegen_callback: Some(Arc::new(GenCall::new(Box::new(|_, _, _, args|
codegen_callback: Some(Arc::new(GenCall::new(Box::new(|_, _, _, args| {
Some(args[0].1)
})))),
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "bool".into(),
simple_name: "bool".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
args: vec![FuncArg { name: "_".into(), ty: num_ty.0, default_value: None }],
ret: primitives.0.bool,
vars: Default::default(),
}))),
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| {
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;
if ctx.unifier.unioned(arg_ty, boolean) {
Some(arg)
} else if ctx.unifier.unioned(arg_ty, int32) || ctx.unifier.unioned(arg_ty, int64) {
Some(
ctx.builder
.build_int_truncate(
arg.into_int_value(),
ctx.ctx.bool_type(),
"trunc",
)
.into(),
)
} else if ctx.unifier.unioned(arg_ty, float) {
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(),
"bool"
).into();
Some(val)
} else {
unreachable!()
}
},
)))),
})),
];
@ -426,7 +470,7 @@ impl TopLevelComposer {
let mut built_in_ty: HashMap<StrRef, Type> = Default::default();
for (id, name) in
["int32", "int64", "float", "round", "round64", "range", "str"].iter().rev().enumerate()
["int32", "int64", "float", "round", "round64", "range", "str", "bool"].iter().rev().enumerate()
{
let name = (**name).into();
let id = definition_ast_list.len() - id - 1;