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support integer to float coersion in more places

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Signed-off-by: Jakub Doka <jakub.doka2@gmail.com>
This commit is contained in:
Jakub Doka 2024-12-16 14:38:41 +01:00
parent 04680c8b7c
commit 9fe8d6bbff
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GPG key ID: C6E9A89936B8C143
1 changed files with 26 additions and 24 deletions
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48
lang/src/son.rs
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@ -2985,17 +2985,9 @@ impl<'a> Codegen<'a> {
}
}
Expr::Bool { value, .. } => Some(self.ci.nodes.new_const_lit(ty::Id::BOOL, value)),
Expr::Number { value, .. }
if let Some(ty) = ctx.ty
&& ty.is_float() =>
{
Some(self.ci.nodes.new_const_lit(ty, (value as f64).to_bits() as i64))
}
Expr::Number { value, .. } => {
self.gen_inferred_const(ctx, ty::Id::DINT, value, ty::Id::is_integer)
}
Expr::Number { value, .. } => self.gen_inferred_const(ctx, ty::Id::DINT, value),
Expr::Float { value, .. } => {
self.gen_inferred_const(ctx, ty::Id::F32, value as i64, ty::Id::is_float)
self.gen_inferred_const_low(ctx, ty::Id::F32, value as i64, true)
}
Expr::Ident { id, .. } if let Ok(bt) = ty::Builtin::try_from(id) => {
Some(self.ci.nodes.new_const_lit(ty::Id::TYPE, bt))
@ -3038,7 +3030,7 @@ impl<'a> Codegen<'a> {
data.clear();
self.pool.lit_buf = data;
self.gen_inferred_const(ctx, ty::Id::U8, value, ty::Id::is_integer)
self.gen_inferred_const(ctx, ty::Id::U8, value)
} else {
if data.last() != Some(&0) {
self.error(pos, "string literal must end with null byte (for now)");
@ -3489,12 +3481,12 @@ impl<'a> Codegen<'a> {
}
Expr::Directive { name: "sizeof", args: [ty], .. } => {
let ty = self.ty(ty);
self.gen_inferred_const(ctx, ty::Id::DINT, self.tys.size_of(ty), ty::Id::is_integer)
self.gen_inferred_const(ctx, ty::Id::DINT, self.tys.size_of(ty))
}
Expr::Directive { name: "alignof", args: [ty], .. } => {
let ty = self.ty(ty);
let align = self.tys.align_of(ty);
self.gen_inferred_const(ctx, ty::Id::DINT, align, ty::Id::is_integer)
self.gen_inferred_const(ctx, ty::Id::DINT, align)
}
Expr::Directive { name: "len", args: [ety], .. } => {
let ty = self.ty(ety);
@ -3508,7 +3500,7 @@ impl<'a> Codegen<'a> {
),
);
};
self.gen_inferred_const(ctx, ty::Id::DINT, len, ty::Id::is_integer)
self.gen_inferred_const(ctx, ty::Id::DINT, len)
}
Expr::Directive { name: "bitcast", args: [val], pos } => {
let mut val = self.raw_expr(val)?;
@ -4547,17 +4539,27 @@ impl<'a> Codegen<'a> {
ctx: Ctx,
fallback: ty::Id,
value: impl Into<i64>,
filter: impl Fn(ty::Id) -> bool,
) -> Option<Value> {
Some(
self.ci.nodes.new_const_lit(
ctx.ty
self.gen_inferred_const_low(ctx, fallback, value, false)
}
fn gen_inferred_const_low(
&mut self,
ctx: Ctx,
fallback: ty::Id,
value: impl Into<i64>,
is_float: bool,
) -> Option<Value> {
let ty = ctx
.ty
.map(|ty| self.tys.inner_of(ty).unwrap_or(ty))
.filter(|&ty| filter(ty))
.unwrap_or(fallback),
value,
),
)
.filter(|&ty| (ty.is_integer() && !is_float) || ty.is_float())
.unwrap_or(fallback);
let value = value.into();
Some(self.ci.nodes.new_const_lit(
ty,
if ty.is_float() && !is_float { (value as f64).to_bits() as i64 } else { value },
))
}
fn gen_call(&mut self, func: &Expr, args: &[Expr], mut inline: bool) -> Option<Value> {