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wasm_interp: bring back debug output

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Brian Carroll 2022-12-10 00:50:52 +00:00
parent 74bb8cc843
commit 06c675703a
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GPG key ID: 5C7B2EC4101703C0
2 changed files with 18 additions and 14 deletions
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28
crates/wasm_interp/src/instance.rs
View file

@ -10,7 +10,7 @@ use roc_wasm_module::{Value, ValueType};
use crate::call_stack::CallStack; use crate::call_stack::CallStack;
use crate::value_stack::ValueStack; use crate::value_stack::ValueStack;
use crate::{Error, ImportDispatcher}; use crate::{pc_to_fn_index, Error, ImportDispatcher};
#[derive(Debug)] #[derive(Debug)]
pub enum Action { pub enum Action {
@ -459,7 +459,7 @@ impl<'a, I: ImportDispatcher> Instance<'a, I> {
} }
let mut action = Action::Continue; let mut action = Action::Continue;
// let mut implicit_return = false; let mut implicit_return = false;
match op_code { match op_code {
UNREACHABLE => { UNREACHABLE => {
@ -517,7 +517,7 @@ impl<'a, I: ImportDispatcher> Instance<'a, I> {
if self.blocks.len() == self.outermost_block as usize { if self.blocks.len() == self.outermost_block as usize {
// implicit RETURN at end of function // implicit RETURN at end of function
action = self.do_return(); action = self.do_return();
// implicit_return = true; implicit_return = true;
} else { } else {
self.blocks.pop().unwrap(); self.blocks.pop().unwrap();
} }
@ -1518,17 +1518,17 @@ impl<'a, I: ImportDispatcher> Instance<'a, I> {
} }
} }
// if let Some(debug_string) = &self.debug_string { if let Some(debug_string) = &self.debug_string {
// let base = self.call_stack.value_stack_base(); let base = self.call_stack.value_stack_base();
// let slice = self.value_stack.get_slice(base as usize); let slice = self.value_stack.get_slice(base as usize);
// eprintln!("{:06x} {:17} {:?}", file_offset, debug_string, slice); eprintln!("{:06x} {:17} {:?}", file_offset, debug_string, slice);
// if op_code == RETURN || (op_code == END && implicit_return) { if op_code == RETURN || (op_code == END && implicit_return) {
// let fn_index = pc_to_fn_index(self.program_counter, module); let fn_index = pc_to_fn_index(self.program_counter, module);
// eprintln!("returning to function {}\n", fn_index); eprintln!("returning to function {}\n", fn_index);
// } else if op_code == CALL || op_code == CALLINDIRECT { } else if op_code == CALL || op_code == CALLINDIRECT {
// eprintln!(); eprintln!();
// } }
// } }
Ok(action) Ok(action)
} }

4
crates/wasm_interp/src/value_stack.rs
View file

@ -94,6 +94,10 @@ impl<'a> ValueStack<'a> {
pub(crate) fn truncate(&mut self, depth: usize) { pub(crate) fn truncate(&mut self, depth: usize) {
self.values.truncate(depth) self.values.truncate(depth)
} }
pub(crate) fn get_slice(&mut self, from: usize) -> &[Value] {
&self.values[from..]
}
} }
impl Debug for ValueStack<'_> { impl Debug for ValueStack<'_> {