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forked from M-Labs/nac3

nac3core: add ceil and floor

This commit is contained in:
ychenfo 2021-12-01 03:23:58 +08:00
parent 7ede4f15b6
commit fa2fe8ed5d
2 changed files with 173 additions and 9 deletions

View File

@ -1,12 +1,14 @@
use std::cell::RefCell;
use inkwell::{IntPredicate, FloatPredicate};
use crate::symbol_resolver::SymbolValue;
use super::*;
pub fn get_built_ins(primitives: &mut (PrimitiveStore, Unifier)) -> Vec<(Arc<RwLock<TopLevelDef>>, Option<Stmt>)> {
type BuiltinInfo = (
Vec<(Arc<RwLock<TopLevelDef>>, Option<Stmt>)>,
&'static [&'static str]
);
pub fn get_built_ins(primitives: &mut (PrimitiveStore, Unifier)) -> BuiltinInfo {
let int32 = primitives.0.int32;
let int64 = primitives.0.int64;
let float = primitives.0.float;
@ -400,8 +402,172 @@ pub fn get_built_ins(primitives: &mut (PrimitiveStore, Unifier)) -> Vec<(Arc<RwL
},
)))),
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "floor".into(),
simple_name: "floor".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
args: vec![FuncArg { name: "_".into(), ty: float, default_value: None }],
ret: int32,
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, _, _, args| {
let arg = args[0].1;
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], "floor")
.try_as_basic_value()
.left()
.unwrap();
Some(
ctx.builder
.build_float_to_signed_int(
val.into_float_value(),
ctx.ctx.i32_type(),
"fptosi",
)
.into(),
)
})))),
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "floor64".into(),
simple_name: "floor64".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
args: vec![FuncArg { name: "_".into(), ty: float, default_value: None }],
ret: int64,
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, _, _, args| {
let arg = args[0].1;
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], "floor")
.try_as_basic_value()
.left()
.unwrap();
Some(
ctx.builder
.build_float_to_signed_int(
val.into_float_value(),
ctx.ctx.i64_type(),
"fptosi",
)
.into(),
)
})))),
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "ceil".into(),
simple_name: "ceil".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
args: vec![FuncArg { name: "_".into(), ty: float, default_value: None }],
ret: int32,
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, _, _, args| {
let arg = args[0].1;
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], "ceil")
.try_as_basic_value()
.left()
.unwrap();
Some(
ctx.builder
.build_float_to_signed_int(
val.into_float_value(),
ctx.ctx.i32_type(),
"fptosi",
)
.into(),
)
})))),
})),
Arc::new(RwLock::new(TopLevelDef::Function {
name: "ceil64".into(),
simple_name: "ceil64".into(),
signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
args: vec![FuncArg { name: "_".into(), ty: float, default_value: None }],
ret: int64,
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, _, _, args| {
let arg = args[0].1;
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], "ceil")
.try_as_basic_value()
.left()
.unwrap();
Some(
ctx.builder
.build_float_to_signed_int(
val.into_float_value(),
ctx.ctx.i64_type(),
"fptosi",
)
.into(),
)
})))),
})),
];
let ast_list: Vec<Option<ast::Stmt<()>>> =
(0..top_level_def_list.len()).map(|_| None).collect();
izip!(top_level_def_list, ast_list).collect_vec()
(
izip!(top_level_def_list, ast_list).collect_vec(),
&[
"int32",
"int64",
"float",
"round",
"round64",
"range",
"str",
"bool",
"floor",
"floor64",
"ceil",
"ceil64"
]
)
}

View File

@ -42,7 +42,7 @@ impl TopLevelComposer {
builtins: Vec<(StrRef, FunSignature, Arc<GenCall>)>,
) -> (Self, HashMap<StrRef, DefinitionId>, HashMap<StrRef, Type>) {
let mut primitives = Self::make_primitives();
let mut definition_ast_list = builtins::get_built_ins(&mut primitives);
let (mut definition_ast_list, builtin_name_list) = builtins::get_built_ins(&mut primitives);
let primitives_ty = primitives.0;
let mut unifier = primitives.1;
let mut keyword_list: HashSet<StrRef> = HashSet::from_iter(vec![
@ -68,9 +68,7 @@ impl TopLevelComposer {
let mut built_in_id: HashMap<StrRef, DefinitionId> = Default::default();
let mut built_in_ty: HashMap<StrRef, Type> = Default::default();
for (id, name) in
["int32", "int64", "float", "round", "round64", "range", "str", "bool"].iter().rev().enumerate()
{
for (id, name) in builtin_name_list.iter().rev().enumerate() {
let name = (**name).into();
let id = definition_ast_list.len() - id - 1;
let def = definition_ast_list[id].0.read();