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wasm_interp: use Value::from in more places

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Brian Carroll 2022-11-27 20:57:50 +00:00
parent 78fbc75249
commit 8e15d49720
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2 changed files with 30 additions and 29 deletions
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47
crates/wasm_interp/src/execute.rs
View file

@ -740,104 +740,93 @@ impl<'a> ExecutionState<'a> {
I32CLZ => {
let arg = self.value_stack.pop_u32();
self.value_stack
.push(Value::I32(arg.leading_zeros() as i32));
self.value_stack.push(Value::from(arg.leading_zeros()));
}
I32CTZ => {
let arg = self.value_stack.pop_u32();
self.value_stack
.push(Value::I32(arg.trailing_zeros() as i32));
self.value_stack.push(Value::from(arg.trailing_zeros()));
}
I32POPCNT => {
let arg = self.value_stack.pop_u32();
self.value_stack.push(Value::I32(arg.count_ones() as i32));
self.value_stack.push(Value::from(arg.count_ones()));
}
I32ADD => {
let arg2 = self.value_stack.pop_i32();
let arg1 = self.value_stack.pop_i32();
self.value_stack.push(Value::I32(arg1 + arg2));
self.value_stack.push(Value::from(arg1 + arg2));
}
I32SUB => {
let arg2 = self.value_stack.pop_i32();
let arg1 = self.value_stack.pop_i32();
self.value_stack.push(Value::I32(arg1 - arg2));
self.value_stack.push(Value::from(arg1 - arg2));
}
I32MUL => {
let arg2 = self.value_stack.pop_i32();
let arg1 = self.value_stack.pop_i32();
self.value_stack.push(Value::I32(arg1 * arg2));
self.value_stack.push(Value::from(arg1 * arg2));
}
I32DIVS => {
let arg2 = self.value_stack.pop_i32();
let arg1 = self.value_stack.pop_i32();
self.value_stack.push(Value::I32(arg1 / arg2));
self.value_stack.push(Value::from(arg1 / arg2));
}
I32DIVU => {
let arg2 = self.value_stack.pop_u32();
let arg1 = self.value_stack.pop_u32();
let result: u32 = arg1 / arg2;
self.value_stack.push(Value::from(result));
self.value_stack.push(Value::from(arg1 / arg2));
}
I32REMS => {
let arg2 = self.value_stack.pop_i32();
let arg1 = self.value_stack.pop_i32();
self.value_stack.push(Value::I32(arg1 % arg2));
self.value_stack.push(Value::from(arg1 % arg2));
}
I32REMU => {
let arg2 = self.value_stack.pop_u32();
let arg1 = self.value_stack.pop_u32();
let result: u32 = arg1 % arg2;
self.value_stack.push(Value::from(result));
self.value_stack.push(Value::from(arg1 % arg2));
}
I32AND => {
let arg2 = self.value_stack.pop_u32();
let arg1 = self.value_stack.pop_u32();
let result: u32 = arg1 & arg2;
self.value_stack.push(Value::from(result));
self.value_stack.push(Value::from(arg1 & arg2));
}
I32OR => {
let arg2 = self.value_stack.pop_u32();
let arg1 = self.value_stack.pop_u32();
let result: u32 = arg1 | arg2;
self.value_stack.push(Value::from(result));
self.value_stack.push(Value::from(arg1 | arg2));
}
I32XOR => {
let arg2 = self.value_stack.pop_u32();
let arg1 = self.value_stack.pop_u32();
let result: u32 = arg1 ^ arg2;
self.value_stack.push(Value::from(result));
self.value_stack.push(Value::from(arg1 ^ arg2));
}
I32SHL => {
let arg2 = self.value_stack.pop_u32();
let arg1 = self.value_stack.pop_u32();
let k = arg2 % 32;
let result: u32 = arg1 << k;
self.value_stack.push(Value::from(result));
self.value_stack.push(Value::from(arg1 << k));
}
I32SHRS => {
let arg2 = self.value_stack.pop_i32();
let arg1 = self.value_stack.pop_i32();
let k = arg2 % 32;
self.value_stack.push(Value::I32(arg1 >> k));
self.value_stack.push(Value::from(arg1 >> k));
}
I32SHRU => {
let arg2 = self.value_stack.pop_u32();
let arg1 = self.value_stack.pop_u32();
let k = arg2 % 32;
let result: u32 = arg1 >> k;
self.value_stack.push(Value::from(result));
self.value_stack.push(Value::from(arg1 >> k));
}
I32ROTL => {
let arg2 = self.value_stack.pop_u32();
let arg1 = self.value_stack.pop_u32();
let result: u32 = arg1.rotate_left(arg2);
self.value_stack.push(Value::from(result));
self.value_stack.push(Value::from(arg1.rotate_left(arg2)));
}
I32ROTR => {
let arg2 = self.value_stack.pop_u32();
let arg1 = self.value_stack.pop_u32();
let result: u32 = arg1.rotate_right(arg2);
self.value_stack.push(Value::from(result));
self.value_stack.push(Value::from(arg1.rotate_right(arg2)));
}
I64CLZ => todo!("{:?} @ {:#x}", op_code, file_offset),

12
crates/wasm_module/src/lib.rs
View file

@ -733,6 +733,18 @@ impl From<u64> for Value {
}
}
impl From<i32> for Value {
fn from(x: i32) -> Self {
Value::I32(x)
}
}
impl From<i64> for Value {
fn from(x: i64) -> Self {
Value::I64(x)
}
}
/// Wasm memory alignment for load/store instructions.
/// Rust representation matches Wasm encoding.
/// It's an error to specify alignment higher than the "natural" alignment of the instruction