forked from M-Labs/nac3
628 lines
26 KiB
Rust
628 lines
26 KiB
Rust
use super::*;
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use crate::{
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codegen::{expr::destructure_range, irrt::calculate_len_for_slice_range},
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symbol_resolver::SymbolValue,
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};
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use inkwell::{FloatPredicate, IntPredicate};
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use std::cell::RefCell;
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type BuiltinInfo = (
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Vec<(Arc<RwLock<TopLevelDef>>, Option<Stmt>)>,
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&'static [&'static str]
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);
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pub fn get_builtins(primitives: &mut (PrimitiveStore, Unifier)) -> BuiltinInfo {
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let int32 = primitives.0.int32;
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let int64 = primitives.0.int64;
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let float = primitives.0.float;
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let boolean = primitives.0.bool;
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let range = primitives.0.range;
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let string = primitives.0.str;
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let num_ty = primitives.1.get_fresh_var_with_range(&[int32, int64, float, boolean]);
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let var_map: HashMap<_, _> = vec![(num_ty.1, num_ty.0)].into_iter().collect();
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let top_level_def_list = vec![
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Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
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0,
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None,
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"int32".into(),
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None,
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))),
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Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
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1,
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None,
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"int64".into(),
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None,
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))),
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Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
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2,
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None,
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"float".into(),
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None,
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))),
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Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(3, None, "bool".into(), None))),
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Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(4, None, "none".into(), None))),
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Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(
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5,
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None,
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"range".into(),
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None,
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))),
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Arc::new(RwLock::new(TopLevelComposer::make_top_level_class_def(6, None, "str".into(), None))),
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Arc::new(RwLock::new(TopLevelDef::Function {
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name: "int32".into(),
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simple_name: "int32".into(),
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signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
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args: vec![FuncArg { name: "_".into(), ty: num_ty.0, default_value: None }],
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ret: int32,
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vars: var_map.clone(),
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}))),
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var_id: Default::default(),
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instance_to_symbol: Default::default(),
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instance_to_stmt: Default::default(),
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resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(
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|ctx, _, fun, args| {
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let int32 = ctx.primitives.int32;
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let int64 = ctx.primitives.int64;
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let float = ctx.primitives.float;
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let boolean = ctx.primitives.bool;
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let arg_ty = fun.0.args[0].ty;
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let arg = args[0].1;
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if ctx.unifier.unioned(arg_ty, boolean) {
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Some(
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ctx.builder
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.build_int_z_extend(
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arg.into_int_value(),
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ctx.ctx.i32_type(),
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"zext",
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)
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.into(),
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)
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} else if ctx.unifier.unioned(arg_ty, int32) {
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Some(arg)
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} else if ctx.unifier.unioned(arg_ty, int64) {
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Some(
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ctx.builder
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.build_int_truncate(
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arg.into_int_value(),
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ctx.ctx.i32_type(),
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"trunc",
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)
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.into(),
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)
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} else if ctx.unifier.unioned(arg_ty, float) {
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let val = ctx
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.builder
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.build_float_to_signed_int(
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arg.into_float_value(),
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ctx.ctx.i32_type(),
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"fptosi",
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)
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.into();
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Some(val)
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} else {
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unreachable!()
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}
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},
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)))),
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})),
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Arc::new(RwLock::new(TopLevelDef::Function {
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name: "int64".into(),
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simple_name: "int64".into(),
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signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
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args: vec![FuncArg { name: "_".into(), ty: num_ty.0, default_value: None }],
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ret: int64,
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vars: var_map.clone(),
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}))),
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var_id: Default::default(),
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instance_to_symbol: Default::default(),
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instance_to_stmt: Default::default(),
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resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(
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|ctx, _, fun, args| {
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let int32 = ctx.primitives.int32;
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let int64 = ctx.primitives.int64;
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let float = ctx.primitives.float;
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let boolean = ctx.primitives.bool;
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let arg_ty = fun.0.args[0].ty;
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let arg = args[0].1;
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if ctx.unifier.unioned(arg_ty, boolean)
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|| ctx.unifier.unioned(arg_ty, int32)
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{
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Some(
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ctx.builder
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.build_int_z_extend(
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arg.into_int_value(),
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ctx.ctx.i64_type(),
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"zext",
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)
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.into(),
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)
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} else if ctx.unifier.unioned(arg_ty, int64) {
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Some(arg)
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} else if ctx.unifier.unioned(arg_ty, float) {
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let val = ctx
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.builder
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.build_float_to_signed_int(
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arg.into_float_value(),
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ctx.ctx.i64_type(),
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"fptosi",
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)
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.into();
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Some(val)
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} else {
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unreachable!()
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}
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},
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)))),
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})),
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Arc::new(RwLock::new(TopLevelDef::Function {
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name: "float".into(),
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simple_name: "float".into(),
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signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
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args: vec![FuncArg { name: "_".into(), ty: num_ty.0, default_value: None }],
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ret: float,
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vars: var_map.clone(),
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}))),
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var_id: Default::default(),
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instance_to_symbol: Default::default(),
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instance_to_stmt: Default::default(),
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resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(
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|ctx, _, fun, args| {
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let int32 = ctx.primitives.int32;
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let int64 = ctx.primitives.int64;
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let boolean = ctx.primitives.bool;
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let float = ctx.primitives.float;
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let arg_ty = fun.0.args[0].ty;
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let arg = args[0].1;
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if ctx.unifier.unioned(arg_ty, boolean)
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|| ctx.unifier.unioned(arg_ty, int32)
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|| ctx.unifier.unioned(arg_ty, int64)
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{
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let arg = args[0].1.into_int_value();
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let val = ctx
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.builder
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.build_signed_int_to_float(arg, ctx.ctx.f64_type(), "sitofp")
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.into();
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Some(val)
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} else if ctx.unifier.unioned(arg_ty, float) {
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Some(arg)
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} else {
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unreachable!()
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}
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},
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)))),
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})),
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Arc::new(RwLock::new(TopLevelDef::Function {
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name: "round".into(),
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simple_name: "round".into(),
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signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
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args: vec![FuncArg { name: "_".into(), ty: float, default_value: None }],
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ret: int32,
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vars: Default::default(),
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}))),
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var_id: Default::default(),
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instance_to_symbol: Default::default(),
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instance_to_stmt: Default::default(),
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resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(|ctx, _, _, args| {
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let arg = args[0].1;
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let round_intrinsic =
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ctx.module.get_function("llvm.round.f64").unwrap_or_else(|| {
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let float = ctx.ctx.f64_type();
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let fn_type = float.fn_type(&[float.into()], false);
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ctx.module.add_function("llvm.round.f64", fn_type, None)
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});
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let val = ctx
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.builder
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.build_call(round_intrinsic, &[arg.into()], "round")
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.try_as_basic_value()
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.left()
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.unwrap();
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Some(
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ctx.builder
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.build_float_to_signed_int(
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val.into_float_value(),
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ctx.ctx.i32_type(),
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"fptosi",
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)
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.into(),
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)
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})))),
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})),
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Arc::new(RwLock::new(TopLevelDef::Function {
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name: "round64".into(),
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simple_name: "round64".into(),
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signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
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args: vec![FuncArg { name: "_".into(), ty: float, default_value: None }],
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ret: int64,
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vars: Default::default(),
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}))),
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var_id: Default::default(),
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instance_to_symbol: Default::default(),
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instance_to_stmt: Default::default(),
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resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(|ctx, _, _, args| {
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let arg = args[0].1;
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let round_intrinsic =
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ctx.module.get_function("llvm.round.f64").unwrap_or_else(|| {
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let float = ctx.ctx.f64_type();
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let fn_type = float.fn_type(&[float.into()], false);
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ctx.module.add_function("llvm.round.f64", fn_type, None)
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});
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let val = ctx
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.builder
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.build_call(round_intrinsic, &[arg.into()], "round")
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.try_as_basic_value()
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.left()
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.unwrap();
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Some(
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ctx.builder
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.build_float_to_signed_int(
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val.into_float_value(),
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ctx.ctx.i64_type(),
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"fptosi",
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)
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.into(),
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)
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})))),
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})),
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Arc::new(RwLock::new(TopLevelDef::Function {
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name: "range".into(),
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simple_name: "range".into(),
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signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
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args: vec![
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FuncArg { name: "start".into(), ty: int32, default_value: None },
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FuncArg {
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name: "stop".into(),
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ty: int32,
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// placeholder
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default_value: Some(SymbolValue::I32(0)),
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},
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FuncArg {
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name: "step".into(),
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ty: int32,
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default_value: Some(SymbolValue::I32(1)),
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},
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],
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ret: range,
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vars: Default::default(),
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}))),
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var_id: Default::default(),
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instance_to_symbol: Default::default(),
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instance_to_stmt: Default::default(),
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resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(|ctx, _, _, args| {
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let mut start = None;
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let mut stop = None;
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let mut step = None;
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let int32 = ctx.ctx.i32_type();
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let zero = int32.const_zero();
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for (i, arg) in args.iter().enumerate() {
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if arg.0 == Some("start".into()) {
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start = Some(arg.1);
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} else if arg.0 == Some("stop".into()) {
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stop = Some(arg.1);
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} else if arg.0 == Some("step".into()) {
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step = Some(arg.1);
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} else if i == 0 {
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start = Some(arg.1);
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} else if i == 1 {
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stop = Some(arg.1);
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} else if i == 2 {
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step = Some(arg.1);
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}
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}
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// TODO: error when step == 0
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let step = step.unwrap_or_else(|| int32.const_int(1, false).into());
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let stop = stop.unwrap_or_else(|| {
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let v = start.unwrap();
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start = None;
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v
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});
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let start = start.unwrap_or_else(|| int32.const_zero().into());
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let ty = int32.array_type(3);
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let ptr = ctx.builder.build_alloca(ty, "range");
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unsafe {
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let a = ctx.builder.build_in_bounds_gep(ptr, &[zero, zero], "start");
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let b = ctx.builder.build_in_bounds_gep(
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ptr,
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&[zero, int32.const_int(1, false)],
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"end",
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);
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let c = ctx.builder.build_in_bounds_gep(
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ptr,
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&[zero, int32.const_int(2, false)],
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"step",
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);
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ctx.builder.build_store(a, start);
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ctx.builder.build_store(b, stop);
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ctx.builder.build_store(c, step);
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}
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Some(ptr.into())
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})))),
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})),
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Arc::new(RwLock::new(TopLevelDef::Function {
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name: "str".into(),
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simple_name: "str".into(),
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signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
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args: vec![FuncArg { name: "_".into(), ty: string, default_value: None }],
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ret: string,
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vars: Default::default(),
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}))),
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var_id: Default::default(),
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instance_to_symbol: Default::default(),
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instance_to_stmt: Default::default(),
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resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(|_, _, _, args| {
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Some(args[0].1)
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})))),
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})),
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Arc::new(RwLock::new(TopLevelDef::Function {
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name: "bool".into(),
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simple_name: "bool".into(),
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signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
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args: vec![FuncArg { name: "_".into(), ty: num_ty.0, default_value: None }],
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ret: primitives.0.bool,
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vars: var_map,
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}))),
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var_id: Default::default(),
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instance_to_symbol: Default::default(),
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instance_to_stmt: Default::default(),
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resolver: None,
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(
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|ctx, _, fun, args| {
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let int32 = ctx.primitives.int32;
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let int64 = ctx.primitives.int64;
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let float = ctx.primitives.float;
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let boolean = ctx.primitives.bool;
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let arg_ty = fun.0.args[0].ty;
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let arg = args[0].1;
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if ctx.unifier.unioned(arg_ty, boolean) {
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Some(arg)
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} else if ctx.unifier.unioned(arg_ty, int32) {
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Some(ctx.builder.build_int_compare(
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IntPredicate::NE,
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ctx.ctx.i32_type().const_zero(),
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arg.into_int_value(),
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"bool",
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).into())
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} else if ctx.unifier.unioned(arg_ty, int64) {
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Some(ctx.builder.build_int_compare(
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IntPredicate::NE,
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ctx.ctx.i64_type().const_zero(),
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arg.into_int_value(),
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"bool",
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).into())
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} else if ctx.unifier.unioned(arg_ty, float) {
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let val = ctx.builder.
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build_float_compare(
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// UEQ as bool(nan) is True
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FloatPredicate::UEQ,
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arg.into_float_value(),
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ctx.ctx.f64_type().const_zero(),
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"bool"
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).into();
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Some(val)
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} else {
|
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unreachable!()
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}
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},
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)))),
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})),
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Arc::new(RwLock::new(TopLevelDef::Function {
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name: "floor".into(),
|
|
simple_name: "floor".into(),
|
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signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
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args: vec![FuncArg { name: "_".into(), ty: float, default_value: None }],
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ret: int32,
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vars: Default::default(),
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}))),
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var_id: Default::default(),
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instance_to_symbol: Default::default(),
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instance_to_stmt: Default::default(),
|
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resolver: None,
|
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codegen_callback: Some(Arc::new(GenCall::new(Box::new(|ctx, _, _, args| {
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let arg = args[0].1;
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let floor_intrinsic =
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ctx.module.get_function("llvm.floor.f64").unwrap_or_else(|| {
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let float = ctx.ctx.f64_type();
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let fn_type = float.fn_type(&[float.into()], false);
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ctx.module.add_function("llvm.floor.f64", fn_type, None)
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});
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let val = ctx
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.builder
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.build_call(floor_intrinsic, &[arg.into()], "floor")
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.try_as_basic_value()
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.left()
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.unwrap();
|
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Some(
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ctx.builder
|
|
.build_float_to_signed_int(
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val.into_float_value(),
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ctx.ctx.i32_type(),
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"fptosi",
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)
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.into(),
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)
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})))),
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})),
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Arc::new(RwLock::new(TopLevelDef::Function {
|
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name: "floor64".into(),
|
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simple_name: "floor64".into(),
|
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signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
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args: vec![FuncArg { name: "_".into(), ty: float, default_value: None }],
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ret: int64,
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vars: Default::default(),
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}))),
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var_id: Default::default(),
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instance_to_symbol: Default::default(),
|
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instance_to_stmt: Default::default(),
|
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resolver: None,
|
|
codegen_callback: Some(Arc::new(GenCall::new(Box::new(|ctx, _, _, args| {
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let arg = args[0].1;
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let floor_intrinsic =
|
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ctx.module.get_function("llvm.floor.f64").unwrap_or_else(|| {
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let float = ctx.ctx.f64_type();
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let fn_type = float.fn_type(&[float.into()], false);
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ctx.module.add_function("llvm.floor.f64", fn_type, None)
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});
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|
let val = ctx
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|
.builder
|
|
.build_call(floor_intrinsic, &[arg.into()], "floor")
|
|
.try_as_basic_value()
|
|
.left()
|
|
.unwrap();
|
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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.into()], "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.into()], "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(),
|
|
)
|
|
})))),
|
|
})),
|
|
Arc::new(RwLock::new({
|
|
let list_var = primitives.1.get_fresh_var();
|
|
let list = primitives.1.add_ty(TypeEnum::TList { ty: list_var.0 });
|
|
let arg_ty = primitives.1.get_fresh_var_with_range(&[list, primitives.0.range]);
|
|
TopLevelDef::Function {
|
|
name: "len".into(),
|
|
simple_name: "len".into(),
|
|
signature: primitives.1.add_ty(TypeEnum::TFunc(RefCell::new(FunSignature {
|
|
args: vec![FuncArg {
|
|
name: "_".into(),
|
|
ty: arg_ty.0,
|
|
default_value: None
|
|
}],
|
|
ret: int32,
|
|
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| {
|
|
let range_ty = ctx.primitives.range;
|
|
let arg_ty = fun.0.args[0].ty;
|
|
let arg = args[0].1;
|
|
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(ctx, start, end, step).into())
|
|
} else {
|
|
let int32 = ctx.ctx.i32_type();
|
|
let zero = int32.const_zero();
|
|
let len = ctx.build_gep_and_load(arg.into_pointer_value(), &[zero, int32.const_int(1, false)]).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())
|
|
}
|
|
}
|
|
},
|
|
)))),
|
|
}
|
|
}))
|
|
];
|
|
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(),
|
|
&[
|
|
"int32",
|
|
"int64",
|
|
"float",
|
|
"round",
|
|
"round64",
|
|
"range",
|
|
"str",
|
|
"bool",
|
|
"floor",
|
|
"floor64",
|
|
"ceil",
|
|
"ceil64",
|
|
"len",
|
|
]
|
|
)
|
|
}
|