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Fix support for floating point numbers

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This commit is contained in:
Lachlan Sneff
2019-01-09 20:32:02 -05:00
parent e72aeddc60
commit 985e2b2f42
37 changed files with 19670 additions and 19755 deletions
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8
lib/runtime/src/backing.rs
View File

@ -154,8 +154,8 @@ impl LocalBacking {
to.data = match from.init {
Initializer::Const(Value::I32(x)) => x as u64,
Initializer::Const(Value::I64(x)) => x as u64,
Initializer::Const(Value::F32(x)) => x as u64,
Initializer::Const(Value::F64(x)) => x,
Initializer::Const(Value::F32(x)) => x.to_bits() as u64,
Initializer::Const(Value::F64(x)) => x.to_bits(),
Initializer::GetGlobal(index) => (imports.globals[index.index()].global).data,
};
}
@ -309,8 +309,8 @@ impl ImportBacking {
data: match val {
Value::I32(n) => *n as u64,
Value::I64(n) => *n as u64,
Value::F32(n) => *n as u64,
Value::F64(n) => *n,
Value::F32(n) => (*n).to_bits() as u64,
Value::F64(n) => (*n).to_bits(),
},
},
});

12
lib/runtime/src/types.rs
View File

@ -18,16 +18,16 @@ pub enum Type {
F64,
}
#[derive(Debug, Clone, PartialEq, Eq)]
#[derive(Debug, Clone, PartialEq)]
pub enum Value {
/// The `i32` type.
I32(i32),
/// The `i64` type.
I64(i64),
/// The `f32` type.
F32(u32),
F32(f32),
/// The `f64` type.
F64(u64),
F64(f64),
}
impl Value {
@ -55,13 +55,13 @@ impl From<i64> for Value {
impl From<f32> for Value {
fn from(f: f32) -> Self {
Value::F32(f as _)
Value::F32(f)
}
}
impl From<f64> for Value {
fn from(f: f64) -> Self {
Value::F64(f as _)
Value::F64(f)
}
}
@ -84,7 +84,7 @@ pub struct Table {
/// A global value initializer.
/// Overtime, this will be able to represent more and more
/// complex expressions.
#[derive(Debug, Clone, PartialEq, Eq)]
#[derive(Debug, Clone, PartialEq)]
pub enum Initializer {
/// Corresponds to a `const.*` instruction.
Const(Value),