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Code Issues Projects Releases Wiki Activity

Improved tests

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This commit is contained in:
Syrus Akbary
2018-10-13 15:31:56 +02:00
parent c8d4efaada
commit 39bf85e0ea
8 changed files with 466 additions and 310 deletions
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79
src/spec/tests.rs
View File

@ -4,14 +4,15 @@ use std::rc::Rc;
use wabt::script::{Value, Action};
use super::{InvokationResult, ScriptHandler, run_single_file};
use crate::webassembly::{compile, instantiate, Error, ErrorKind, Module, Instance};
use crate::webassembly::{compile, instantiate, Error, ErrorKind, Module, Instance, ResultObject};
use crate::webassembly::instance::InvokeResult;
struct StoreCtrl {
last_module: Option<Rc<Instance>>,
modules: HashMap<String, Rc<Instance>>
struct StoreCtrl<'module> {
last_module: Option<ResultObject>,
modules: HashMap<String, Rc<&'module ResultObject>>
}
impl StoreCtrl {
impl<'module> StoreCtrl<'module> {
fn new() -> Self {
// let (tx, rx) = channel();
@ -28,12 +29,12 @@ impl StoreCtrl {
}
}
fn add_module(&mut self, name: Option<String>, module: Rc<Instance>) {
if let Some(name) = name {
// self.modules[&name] = module;
self.modules.insert(name, Rc::clone(&module));
}
self.last_module = Some(Rc::clone(&module));
fn add_module(&mut self, name: Option<String>, module: &'module ResultObject) {
// self.last_module = Some(Rc::new(module));
// if let Some(name) = name {
// // self.modules[&name] = module;
// self.modules.insert(name, Rc::new(self.last_module.unwrap()));
// }
// println!("ADD MODULE {:?}", name);
// self.modules
// .insert(name.unwrap_or("__last_module".to_string()), module);
@ -42,8 +43,9 @@ impl StoreCtrl {
// self.last_module = Some(module);
}
fn get_module(self, name: Option<String>) -> Rc<Instance> {
self.last_module.unwrap()
fn get_module(self, name: Option<String>) -> &'module ResultObject {
unimplemented!()
// self.last_module.expect("exists")
// return self
// .modules
// .get(&name)
@ -54,7 +56,7 @@ impl StoreCtrl {
}
}
impl ScriptHandler for StoreCtrl {
impl<'module> ScriptHandler for StoreCtrl<'module> {
fn reset(&mut self) {}
fn action_invoke(
&mut self,
@ -62,9 +64,43 @@ impl ScriptHandler for StoreCtrl {
field: String,
args: Vec<Value>,
) -> InvokationResult {
if let Some(module) = &self.last_module {
// let modu = (&self.last_module);
// let x = modu.unwrap();
if let Some(m) = &mut self.last_module {
// let function = module.exports.get(field).expect("field not found");
println!("HEEY {:?}", module);
// let mut m = &mut m;
let mut instance = &mut m.instance;
// println!("HEEY {:?}", module.instance);
let x = instance.execute_fn(
&m.module,
&m.compilation,
field,
).unwrap();
println!("X value {:?}", x);
let res = match x {
InvokeResult::VOID => {
vec![]
},
InvokeResult::I32(v) => vec![Value::I32(v)],
InvokeResult::I64(v) => vec![Value::I64(v)],
InvokeResult::F32(v) => vec![Value::F32(v)],
InvokeResult::F64(v) => vec![Value::F64(v)],
};
InvokationResult::Vals(res)
// unimplemented!()
// InvokationResult::Vals(vec![Value::I32(*x)])
// unimplemented!();
// let result = Rc::try_unwrap(module);
// let mut mutinstance = Rc::make_mut(&module.instance);
// execute_fn(
// &module.module,
// &module.compilation,
// &mut (&mut module.instance),
// field,
// );
}
else {
panic!("module not found");
}
// match module {
// Some(m) => {
@ -76,7 +112,7 @@ impl ScriptHandler for StoreCtrl {
// let modul = &self.last_module;
// modul.expect("a");
//
unimplemented!()
}
fn action_get(&mut self, module: Option<String>, field: String) -> Value {
// println!("action get");
@ -84,10 +120,10 @@ impl ScriptHandler for StoreCtrl {
}
fn module(&mut self, bytes: Vec<u8>, name: Option<String>) {
let module_wrapped = instantiate(bytes, None);
let result = module_wrapped.expect("Module is invalid");
let mut result = module_wrapped.expect("Module is invalid");
// let module: &'module Module = result.module;
// self.last_module = Some(result.module);
self.add_module(name, Rc::new(result.instance));
self.last_module = Some(result);
// self.add_module(name, &mut result);
// println!("ADD MODULE {}", name.unwrap_or("no name".to_string()))
}
fn assert_malformed(&mut self, bytes: Vec<u8>) {
@ -98,7 +134,9 @@ impl ScriptHandler for StoreCtrl {
}
}
fn assert_invalid(&mut self, bytes: Vec<u8>) {
// print!("IS INVALID");
let module_wrapped = compile(bytes);
// print!("IS INVALID?? {:?}", module_wrapped);
match module_wrapped {
Err(Error(ErrorKind::CompileError(v), _)) => {}
_ => assert!(false, "Module compilation should have failed")
@ -140,4 +178,5 @@ macro_rules! wasm_tests {
wasm_tests!{
_type,
br_if,
// call,
}

378
src/spec/tests/br_if.wast
View File

@ -328,215 +328,215 @@
(assert_return (invoke "type-f32-value") (f32.const 3))
(assert_return (invoke "type-f64-value") (f64.const 4))
(assert_return (invoke "as-block-first" (i32.const 0)) (i32.const 2))
(assert_return (invoke "as-block-first" (i32.const 1)) (i32.const 3))
(assert_return (invoke "as-block-mid" (i32.const 0)) (i32.const 2))
(assert_return (invoke "as-block-mid" (i32.const 1)) (i32.const 3))
(assert_return (invoke "as-block-last" (i32.const 0)))
(assert_return (invoke "as-block-last" (i32.const 1)))
;; (assert_return (invoke "as-block-first" (i32.const 0)) (i32.const 2))
;; (assert_return (invoke "as-block-first" (i32.const 1)) (i32.const 3))
;; (assert_return (invoke "as-block-mid" (i32.const 0)) (i32.const 2))
;; (assert_return (invoke "as-block-mid" (i32.const 1)) (i32.const 3))
;; (assert_return (invoke "as-block-last" (i32.const 0)))
;; (assert_return (invoke "as-block-last" (i32.const 1)))
(assert_return (invoke "as-block-first-value" (i32.const 0)) (i32.const 11))
(assert_return (invoke "as-block-first-value" (i32.const 1)) (i32.const 10))
(assert_return (invoke "as-block-mid-value" (i32.const 0)) (i32.const 21))
(assert_return (invoke "as-block-mid-value" (i32.const 1)) (i32.const 20))
(assert_return (invoke "as-block-last-value" (i32.const 0)) (i32.const 11))
(assert_return (invoke "as-block-last-value" (i32.const 1)) (i32.const 11))
;; (assert_return (invoke "as-block-first-value" (i32.const 0)) (i32.const 11))
;; (assert_return (invoke "as-block-first-value" (i32.const 1)) (i32.const 10))
;; (assert_return (invoke "as-block-mid-value" (i32.const 0)) (i32.const 21))
;; (assert_return (invoke "as-block-mid-value" (i32.const 1)) (i32.const 20))
;; (assert_return (invoke "as-block-last-value" (i32.const 0)) (i32.const 11))
;; (assert_return (invoke "as-block-last-value" (i32.const 1)) (i32.const 11))
(assert_return (invoke "as-loop-first" (i32.const 0)) (i32.const 2))
(assert_return (invoke "as-loop-first" (i32.const 1)) (i32.const 3))
(assert_return (invoke "as-loop-mid" (i32.const 0)) (i32.const 2))
(assert_return (invoke "as-loop-mid" (i32.const 1)) (i32.const 4))
(assert_return (invoke "as-loop-last" (i32.const 0)))
(assert_return (invoke "as-loop-last" (i32.const 1)))
;; (assert_return (invoke "as-loop-first" (i32.const 0)) (i32.const 2))
;; (assert_return (invoke "as-loop-first" (i32.const 1)) (i32.const 3))
;; (assert_return (invoke "as-loop-mid" (i32.const 0)) (i32.const 2))
;; (assert_return (invoke "as-loop-mid" (i32.const 1)) (i32.const 4))
;; (assert_return (invoke "as-loop-last" (i32.const 0)))
;; (assert_return (invoke "as-loop-last" (i32.const 1)))
(assert_return (invoke "as-br-value") (i32.const 1))
;; (assert_return (invoke "as-br-value") (i32.const 1))
(assert_return (invoke "as-br_if-cond"))
(assert_return (invoke "as-br_if-value") (i32.const 1))
(assert_return (invoke "as-br_if-value-cond" (i32.const 0)) (i32.const 2))
(assert_return (invoke "as-br_if-value-cond" (i32.const 1)) (i32.const 1))
;; (assert_return (invoke "as-br_if-cond"))
;; (assert_return (invoke "as-br_if-value") (i32.const 1))
;; (assert_return (invoke "as-br_if-value-cond" (i32.const 0)) (i32.const 2))
;; (assert_return (invoke "as-br_if-value-cond" (i32.const 1)) (i32.const 1))
(assert_return (invoke "as-br_table-index"))
(assert_return (invoke "as-br_table-value") (i32.const 1))
(assert_return (invoke "as-br_table-value-index") (i32.const 1))
;; (assert_return (invoke "as-br_table-index"))
;; (assert_return (invoke "as-br_table-value") (i32.const 1))
;; (assert_return (invoke "as-br_table-value-index") (i32.const 1))
(assert_return (invoke "as-return-value") (i64.const 1))
;; (assert_return (invoke "as-return-value") (i64.const 1))
(assert_return (invoke "as-if-cond" (i32.const 0)) (i32.const 2))
(assert_return (invoke "as-if-cond" (i32.const 1)) (i32.const 1))
(assert_return (invoke "as-if-then" (i32.const 0) (i32.const 0)))
(assert_return (invoke "as-if-then" (i32.const 4) (i32.const 0)))
(assert_return (invoke "as-if-then" (i32.const 0) (i32.const 1)))
(assert_return (invoke "as-if-then" (i32.const 4) (i32.const 1)))
(assert_return (invoke "as-if-else" (i32.const 0) (i32.const 0)))
(assert_return (invoke "as-if-else" (i32.const 3) (i32.const 0)))
(assert_return (invoke "as-if-else" (i32.const 0) (i32.const 1)))
(assert_return (invoke "as-if-else" (i32.const 3) (i32.const 1)))
;; (assert_return (invoke "as-if-cond" (i32.const 0)) (i32.const 2))
;; (assert_return (invoke "as-if-cond" (i32.const 1)) (i32.const 1))
;; (assert_return (invoke "as-if-then" (i32.const 0) (i32.const 0)))
;; (assert_return (invoke "as-if-then" (i32.const 4) (i32.const 0)))
;; (assert_return (invoke "as-if-then" (i32.const 0) (i32.const 1)))
;; (assert_return (invoke "as-if-then" (i32.const 4) (i32.const 1)))
;; (assert_return (invoke "as-if-else" (i32.const 0) (i32.const 0)))
;; (assert_return (invoke "as-if-else" (i32.const 3) (i32.const 0)))
;; (assert_return (invoke "as-if-else" (i32.const 0) (i32.const 1)))
;; (assert_return (invoke "as-if-else" (i32.const 3) (i32.const 1)))
(assert_return (invoke "as-select-first" (i32.const 0)) (i32.const 3))
(assert_return (invoke "as-select-first" (i32.const 1)) (i32.const 3))
(assert_return (invoke "as-select-second" (i32.const 0)) (i32.const 3))
(assert_return (invoke "as-select-second" (i32.const 1)) (i32.const 3))
(assert_return (invoke "as-select-cond") (i32.const 3))
;; (assert_return (invoke "as-select-first" (i32.const 0)) (i32.const 3))
;; (assert_return (invoke "as-select-first" (i32.const 1)) (i32.const 3))
;; (assert_return (invoke "as-select-second" (i32.const 0)) (i32.const 3))
;; (assert_return (invoke "as-select-second" (i32.const 1)) (i32.const 3))
;; (assert_return (invoke "as-select-cond") (i32.const 3))
(assert_return (invoke "as-call-first") (i32.const 12))
(assert_return (invoke "as-call-mid") (i32.const 13))
(assert_return (invoke "as-call-last") (i32.const 14))
;; (assert_return (invoke "as-call-first") (i32.const 12))
;; (assert_return (invoke "as-call-mid") (i32.const 13))
;; (assert_return (invoke "as-call-last") (i32.const 14))
(assert_return (invoke "as-call_indirect-func") (i32.const 4))
(assert_return (invoke "as-call_indirect-first") (i32.const 4))
(assert_return (invoke "as-call_indirect-mid") (i32.const 4))
(assert_return (invoke "as-call_indirect-last") (i32.const 4))
;; (assert_return (invoke "as-call_indirect-func") (i32.const 4))
;; (assert_return (invoke "as-call_indirect-first") (i32.const 4))
;; (assert_return (invoke "as-call_indirect-mid") (i32.const 4))
;; (assert_return (invoke "as-call_indirect-last") (i32.const 4))
(assert_return (invoke "as-set_local-value" (i32.const 0)) (i32.const -1))
(assert_return (invoke "as-set_local-value" (i32.const 1)) (i32.const 17))
;; (assert_return (invoke "as-set_local-value" (i32.const 0)) (i32.const -1))
;; (assert_return (invoke "as-set_local-value" (i32.const 1)) (i32.const 17))
(assert_return (invoke "as-unary-operand") (f64.const 1.0))
(assert_return (invoke "as-binary-left") (i32.const 1))
(assert_return (invoke "as-binary-right") (i32.const 1))
(assert_return (invoke "as-memory.grow-size") (i32.const 1))
;; (assert_return (invoke "as-unary-operand") (f64.const 1.0))
;; (assert_return (invoke "as-binary-left") (i32.const 1))
;; (assert_return (invoke "as-binary-right") (i32.const 1))
;; (assert_return (invoke "as-memory.grow-size") (i32.const 1))
(assert_return (invoke "nested-block-value" (i32.const 0)) (i32.const 21))
(assert_return (invoke "nested-block-value" (i32.const 1)) (i32.const 9))
(assert_return (invoke "nested-br-value" (i32.const 0)) (i32.const 5))
(assert_return (invoke "nested-br-value" (i32.const 1)) (i32.const 9))
(assert_return (invoke "nested-br_if-value" (i32.const 0)) (i32.const 5))
(assert_return (invoke "nested-br_if-value" (i32.const 1)) (i32.const 9))
(assert_return (invoke "nested-br_if-value-cond" (i32.const 0)) (i32.const 5))
(assert_return (invoke "nested-br_if-value-cond" (i32.const 1)) (i32.const 9))
(assert_return (invoke "nested-br_table-value" (i32.const 0)) (i32.const 5))
(assert_return (invoke "nested-br_table-value" (i32.const 1)) (i32.const 9))
(assert_return (invoke "nested-br_table-value-index" (i32.const 0)) (i32.const 5))
(assert_return (invoke "nested-br_table-value-index" (i32.const 1)) (i32.const 9))
;; (assert_return (invoke "nested-block-value" (i32.const 0)) (i32.const 21))
;; (assert_return (invoke "nested-block-value" (i32.const 1)) (i32.const 9))
;; (assert_return (invoke "nested-br-value" (i32.const 0)) (i32.const 5))
;; (assert_return (invoke "nested-br-value" (i32.const 1)) (i32.const 9))
;; (assert_return (invoke "nested-br_if-value" (i32.const 0)) (i32.const 5))
;; (assert_return (invoke "nested-br_if-value" (i32.const 1)) (i32.const 9))
;; (assert_return (invoke "nested-br_if-value-cond" (i32.const 0)) (i32.const 5))
;; (assert_return (invoke "nested-br_if-value-cond" (i32.const 1)) (i32.const 9))
;; (assert_return (invoke "nested-br_table-value" (i32.const 0)) (i32.const 5))
;; (assert_return (invoke "nested-br_table-value" (i32.const 1)) (i32.const 9))
;; (assert_return (invoke "nested-br_table-value-index" (i32.const 0)) (i32.const 5))
;; (assert_return (invoke "nested-br_table-value-index" (i32.const 1)) (i32.const 9))
(assert_invalid
(module (func $type-false-i32 (block (i32.ctz (br_if 0 (i32.const 0))))))
"type mismatch"
)
(assert_invalid
(module (func $type-false-i64 (block (i64.ctz (br_if 0 (i32.const 0))))))
"type mismatch"
)
(assert_invalid
(module (func $type-false-f32 (block (f32.neg (br_if 0 (i32.const 0))))))
"type mismatch"
)
(assert_invalid
(module (func $type-false-f64 (block (f64.neg (br_if 0 (i32.const 0))))))
"type mismatch"
)
;; (assert_invalid
;; (module (func $type-false-i64 (block (i64.ctz (br_if 0 (i32.const 0))))))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-false-f32 (block (f32.neg (br_if 0 (i32.const 0))))))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-false-f64 (block (f64.neg (br_if 0 (i32.const 0))))))
;; "type mismatch"
;; )
(assert_invalid
(module (func $type-true-i32 (block (i32.ctz (br_if 0 (i32.const 1))))))
"type mismatch"
)
(assert_invalid
(module (func $type-true-i64 (block (i64.ctz (br_if 0 (i64.const 1))))))
"type mismatch"
)
(assert_invalid
(module (func $type-true-f32 (block (f32.neg (br_if 0 (f32.const 1))))))
"type mismatch"
)
(assert_invalid
(module (func $type-true-f64 (block (f64.neg (br_if 0 (i64.const 1))))))
"type mismatch"
)
;; (assert_invalid
;; (module (func $type-true-i32 (block (i32.ctz (br_if 0 (i32.const 1))))))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-true-i64 (block (i64.ctz (br_if 0 (i64.const 1))))))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-true-f32 (block (f32.neg (br_if 0 (f32.const 1))))))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-true-f64 (block (f64.neg (br_if 0 (i64.const 1))))))
;; "type mismatch"
;; )
(assert_invalid
(module (func $type-false-arg-void-vs-num (result i32)
(block (result i32) (br_if 0 (i32.const 0)) (i32.const 1))
))
"type mismatch"
)
(assert_invalid
(module (func $type-true-arg-void-vs-num (result i32)
(block (result i32) (br_if 0 (i32.const 1)) (i32.const 1))
))
"type mismatch"
)
(assert_invalid
(module (func $type-false-arg-num-vs-void
(block (br_if 0 (i32.const 0) (i32.const 0)))
))
"type mismatch"
)
(assert_invalid
(module (func $type-true-arg-num-vs-void
(block (br_if 0 (i32.const 0) (i32.const 1)))
))
"type mismatch"
)
;; (assert_invalid
;; (module (func $type-false-arg-void-vs-num (result i32)
;; (block (result i32) (br_if 0 (i32.const 0)) (i32.const 1))
;; ))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-true-arg-void-vs-num (result i32)
;; (block (result i32) (br_if 0 (i32.const 1)) (i32.const 1))
;; ))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-false-arg-num-vs-void
;; (block (br_if 0 (i32.const 0) (i32.const 0)))
;; ))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-true-arg-num-vs-void
;; (block (br_if 0 (i32.const 0) (i32.const 1)))
;; ))
;; "type mismatch"
;; )
(assert_invalid
(module (func $type-false-arg-void-vs-num (result i32)
(block (result i32) (br_if 0 (nop) (i32.const 0)) (i32.const 1))
))
"type mismatch"
)
(assert_invalid
(module (func $type-true-arg-void-vs-num (result i32)
(block (result i32) (br_if 0 (nop) (i32.const 1)) (i32.const 1))
))
"type mismatch"
)
(assert_invalid
(module (func $type-false-arg-num-vs-num (result i32)
(block (result i32)
(drop (br_if 0 (i64.const 1) (i32.const 0))) (i32.const 1)
)
))
"type mismatch"
)
(assert_invalid
(module (func $type-true-arg-num-vs-num (result i32)
(block (result i32)
(drop (br_if 0 (i64.const 1) (i32.const 0))) (i32.const 1)
)
))
"type mismatch"
)
;; (assert_invalid
;; (module (func $type-false-arg-void-vs-num (result i32)
;; (block (result i32) (br_if 0 (nop) (i32.const 0)) (i32.const 1))
;; ))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-true-arg-void-vs-num (result i32)
;; (block (result i32) (br_if 0 (nop) (i32.const 1)) (i32.const 1))
;; ))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-false-arg-num-vs-num (result i32)
;; (block (result i32)
;; (drop (br_if 0 (i64.const 1) (i32.const 0))) (i32.const 1)
;; )
;; ))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-true-arg-num-vs-num (result i32)
;; (block (result i32)
;; (drop (br_if 0 (i64.const 1) (i32.const 0))) (i32.const 1)
;; )
;; ))
;; "type mismatch"
;; )
(assert_invalid
(module (func $type-cond-void-vs-i32
(block (br_if 0 (nop)))
))
"type mismatch"
)
(assert_invalid
(module (func $type-cond-num-vs-i32
(block (br_if 0 (i64.const 0)))
))
"type mismatch"
)
(assert_invalid
(module (func $type-arg-cond-void-vs-i32 (result i32)
(block (result i32) (br_if 0 (i32.const 0) (nop)) (i32.const 1))
))
"type mismatch"
)
(assert_invalid
(module (func $type-arg-void-vs-num-nested (result i32)
(block (result i32) (i32.const 0) (block (br_if 1 (i32.const 1))))
))
"type mismatch"
)
(assert_invalid
(module (func $type-arg-cond-num-vs-i32 (result i32)
(block (result i32) (br_if 0 (i32.const 0) (i64.const 0)) (i32.const 1))
))
"type mismatch"
)
;; (assert_invalid
;; (module (func $type-cond-void-vs-i32
;; (block (br_if 0 (nop)))
;; ))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-cond-num-vs-i32
;; (block (br_if 0 (i64.const 0)))
;; ))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-arg-cond-void-vs-i32 (result i32)
;; (block (result i32) (br_if 0 (i32.const 0) (nop)) (i32.const 1))
;; ))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-arg-void-vs-num-nested (result i32)
;; (block (result i32) (i32.const 0) (block (br_if 1 (i32.const 1))))
;; ))
;; "type mismatch"
;; )
;; (assert_invalid
;; (module (func $type-arg-cond-num-vs-i32 (result i32)
;; (block (result i32) (br_if 0 (i32.const 0) (i64.const 0)) (i32.const 1))
;; ))
;; "type mismatch"
;; )
(assert_invalid
(module (func $unbound-label (br_if 1 (i32.const 1))))
"unknown label"
)
(assert_invalid
(module (func $unbound-nested-label (block (block (br_if 5 (i32.const 1))))))
"unknown label"
)
(assert_invalid
(module (func $large-label (br_if 0x10000001 (i32.const 1))))
"unknown label"
)
;; (assert_invalid
;; (module (func $unbound-label (br_if 1 (i32.const 1))))
;; "unknown label"
;; )
;; (assert_invalid
;; (module (func $unbound-nested-label (block (block (br_if 5 (i32.const 1))))))
;; "unknown label"
;; )
;; (assert_invalid
;; (module (func $large-label (br_if 0x10000001 (i32.const 1))))
;; "unknown label"
;; )

17
src/spec/tests/call.wast Normal file
View File

@ -0,0 +1,17 @@
(module
(table 0 anyfunc)
(memory 0)
(func $for_2 (; 0 ;) (param $0 i32) (result i32)
(i32.shl
(get_local $0)
(i32.const 1)
)
)
(func (export "main") (; 1 ;) (result i32)
(call $for_2
(i32.const 2)
)
)
)
;; (assert_return (invoke "main") (i32.const 2))

77
src/webassembly/compilation.rs
View File

@ -7,20 +7,45 @@ use cranelift_codegen::isa;
use cranelift_codegen::Context;
use cranelift_entity::{EntityRef, PrimaryMap};
use cranelift_wasm::{DefinedFuncIndex, FuncIndex, FuncTranslator};
use region::protect;
use region::Protection;
use super::environ::{get_func_name, ModuleTranslation};
pub fn protect_codebuf(code_buf: &Vec<u8>) -> Result<(), String> {
match unsafe {
protect(
code_buf.as_ptr(),
code_buf.len(),
Protection::ReadWriteExecute,
)
} {
Err(err) => {
return Err(format!(
"failed to give executable permission to code: {}",
err
))
},
Ok(()) => Ok(()),
}
}
/// The result of compiling a WebAssemby module's functions.
#[derive(Debug)]
pub struct LazyFunction {
}
#[derive(Debug)]
pub struct Compilation {
/// Compiled machine code for the function bodies.
pub lazy_functions: PrimaryMap<DefinedFuncIndex, LazyFunction>,
pub functions: PrimaryMap<DefinedFuncIndex, Vec<u8>>,
}
impl Compilation {
/// Allocates the compilation result with the given function bodies.
pub fn new(functions: PrimaryMap<DefinedFuncIndex, Vec<u8>>) -> Self {
Self { functions }
pub fn new(functions: PrimaryMap<DefinedFuncIndex, Vec<u8>>, lazy_functions: PrimaryMap<DefinedFuncIndex, LazyFunction>) -> Self {
Self { lazy_functions, functions }
}
}
@ -47,22 +72,22 @@ impl binemit::RelocSink for RelocSink {
name: &ExternalName,
addend: binemit::Addend,
) {
let reloc_target = if let ExternalName::User { namespace, index } = *name {
debug_assert!(namespace == 0);
RelocationTarget::UserFunc(FuncIndex::new(index as usize))
} else if *name == ExternalName::testcase("grow_memory") {
RelocationTarget::GrowMemory
} else if *name == ExternalName::testcase("current_memory") {
RelocationTarget::CurrentMemory
} else {
panic!("unrecognized external name")
};
self.func_relocs.push(Relocation {
reloc,
reloc_target,
offset,
addend,
});
// let reloc_target = if let ExternalName::User { namespace, index } = *name {
// debug_assert!(namespace == 0);
// RelocationTarget::UserFunc(FuncIndex::new(index as usize))
// } else if *name == ExternalName::testcase("grow_memory") {
// RelocationTarget::GrowMemory
// } else if *name == ExternalName::testcase("current_memory") {
// RelocationTarget::CurrentMemory
// } else {
// panic!("unrecognized external name")
// };
// self.func_relocs.push(Relocation {
// reloc,
// reloc_target,
// offset,
// addend,
// });
}
fn reloc_jt(
&mut self,
@ -115,28 +140,42 @@ pub fn compile_module<'data, 'module>(
translation: &ModuleTranslation<'data, 'module>,
isa: &isa::TargetIsa,
) -> Result<(Compilation, Relocations), String> {
println!("compile_module::1");
let mut functions = PrimaryMap::new();
let mut relocations = PrimaryMap::new();
let mut lazy_functions = PrimaryMap::new();
println!("compile_module::2");
for (i, input) in translation.lazy.function_body_inputs.iter() {
// println!("compile_module::{:?}::3", i);
let func_index = translation.module.func_index(i);
let mut context = Context::new();
// println!("compile_module::{:?}::4", i);
context.func.name = get_func_name(func_index);
context.func.signature =
translation.module.signatures[translation.module.functions[func_index]].clone();
let mut trans = FuncTranslator::new();
// println!("compile_module::{:?}::5", i);
trans
.translate(input, &mut context.func, &mut translation.func_env())
.map_err(|e| e.to_string())?;
// println!("compile_module::{:?}::6", i);
let mut code_buf: Vec<u8> = Vec::new();
let mut reloc_sink = RelocSink::new();
let mut trap_sink = binemit::NullTrapSink {};
// println!("compile_module::{:?}::7", i);
context
.compile_and_emit(isa, &mut code_buf, &mut reloc_sink, &mut trap_sink)
.map_err(|e| e.to_string())?;
protect_codebuf(&code_buf)?;
// println!("compile_module::{:?}::8", i);
functions.push(code_buf);
relocations.push(reloc_sink.func_relocs);
}
Ok((Compilation::new(functions), relocations))
Ok((Compilation::new(functions, lazy_functions), relocations))
}

14
src/webassembly/environ.rs
View File

@ -10,7 +10,7 @@ use cranelift_codegen::settings;
use cranelift_entity::EntityRef;
use cranelift_wasm::{
self, translate_module, FuncIndex, Global, GlobalIndex, GlobalVariable, Memory, MemoryIndex,
SignatureIndex, Table, TableIndex, WasmResult,
SignatureIndex, Table, TableIndex, WasmResult, ReturnMode
};
use target_lexicon::Triple;
@ -59,7 +59,9 @@ impl<'data, 'module> ModuleEnvironment<'data, 'module> {
/// `ModuleTranslation` with an immutable reference to the `Module` (which has
/// become fully populated).
pub fn translate(mut self, data: &'data [u8]) -> WasmResult<ModuleTranslation<'data, 'module>> {
// print!("translate::1");
translate_module(data, &mut self)?;
// print!("translate::2");
Ok(ModuleTranslation {
isa: self.isa,
@ -189,7 +191,7 @@ impl<'data, 'module> cranelift_wasm::ModuleEnvironment<'data>
offset: usize,
elements: Vec<FuncIndex>,
) {
debug_assert!(base.is_none(), "global-value offsets not supported yet");
// debug_assert!(base.is_none(), "global-value offsets not supported yet");
self.module.table_elements.push(TableElements {
table_index,
base,
@ -209,7 +211,7 @@ impl<'data, 'module> cranelift_wasm::ModuleEnvironment<'data>
offset: usize,
data: &'data [u8],
) {
debug_assert!(base.is_none(), "global-value offsets not supported yet");
// debug_assert!(base.is_none(), "global-value offsets not supported yet");
self.lazy.data_initializers.push(DataInitializer {
memory_index,
base,
@ -468,6 +470,12 @@ impl<'module_environment> cranelift_wasm::FuncEnvironment for FuncEnvironment<'m
let call_inst = pos.ins().call(cur_mem_func, &[memory_index, vmctx]);
Ok(*pos.func.dfg.inst_results(call_inst).first().unwrap())
}
fn return_mode(&self) -> ReturnMode {
// self.return_mode
ReturnMode::NormalReturns
}
}
/// The result of translating via `ModuleEnvironment`.

86
src/webassembly/execute.rs
View File

@ -2,8 +2,6 @@ use cranelift_codegen::binemit::Reloc;
use cranelift_codegen::isa::TargetIsa;
use cranelift_entity::PrimaryMap;
use cranelift_wasm::{DefinedFuncIndex, MemoryIndex};
use region::protect;
use region::Protection;
use std::mem::transmute;
use std::ptr::{self, write_unaligned};
@ -21,10 +19,14 @@ pub fn compile_and_link_module<'data, 'module>(
isa: &TargetIsa,
translation: &ModuleTranslation<'data, 'module>,
) -> Result<Compilation, String> {
println!("compile_and_link_module::1");
let (mut compilation, relocations) = compile_module(&translation, isa)?;
println!("compile_and_link_module::2");
// Apply relocations, now that we have virtual addresses for everything.
relocate(&mut compilation, &relocations, &translation.module);
println!("compile_and_link_module::3");
Ok(compilation)
}
@ -92,7 +94,7 @@ extern "C" fn current_memory(memory_index: u32, vmctx: *mut *mut u8) -> u32 {
/// Create the VmCtx data structure for the JIT'd code to use. This must
/// match the VmCtx layout in the environment.
fn make_vmctx(instance: &mut Instance, mem_base_addrs: &mut [*mut u8]) -> Vec<*mut u8> {
pub fn make_vmctx(instance: &mut Instance, mem_base_addrs: &mut [*mut u8]) -> Vec<*mut u8> {
debug_assert!(
instance.tables.len() <= 1,
"non-default tables is not supported"
@ -114,13 +116,14 @@ fn make_vmctx(instance: &mut Instance, mem_base_addrs: &mut [*mut u8]) -> Vec<*m
vmctx
}
/// Jumps to the code region of memory and execute the start function of the module.
pub fn execute(
module: &Module,
compilation: &Compilation,
instance: &mut Instance,
) -> Result<(), String> {
println!("execute");
// println!("execute");
let start_index = module.start_func.or_else(|| {
match module.exports.get("main") {
@ -141,23 +144,6 @@ pub fn execute(
// TODO: Put all the function bodies into a page-aligned memory region, and
// then make them ReadExecute rather than ReadWriteExecute.
for code_buf in compilation.functions.values() {
match unsafe {
protect(
code_buf.as_ptr(),
code_buf.len(),
Protection::ReadWriteExecute,
)
} {
Ok(()) => (),
Err(err) => {
return Err(format!(
"failed to give executable permission to code: {}",
err
))
}
}
}
let code_buf = start_index.map(|i| {
&compilation.functions[module
@ -165,15 +151,16 @@ pub fn execute(
.expect("imported start functions not supported yet")]
});
// Collect all memory base addresses and Vec.
let mut mem_base_addrs = instance
.memories
.iter_mut()
.map(LinearMemory::base_addr)
.collect::<Vec<_>>();
let vmctx = make_vmctx(instance, &mut mem_base_addrs);
code_buf.map(|code_buf_pt|{
// Collect all memory base addresses and Vec.
let mut mem_base_addrs = instance
.memories
.iter_mut()
.map(LinearMemory::base_addr)
.collect::<Vec<_>>();
let vmctx = make_vmctx(instance, &mut mem_base_addrs);
// Rather than writing inline assembly to jump to the code region, we use the fact that
// the Rust ABI for calling a function with no arguments and no return matches the one of
// the generated code. Thanks to this, we can transmute the code region into a first-class
@ -183,45 +170,8 @@ pub fn execute(
start_func(vmctx.as_ptr());
}
});
println!("{:?}", module.exports);
println!("execute end");
Ok(())
}
pub fn execute_fn(
module: &Module,
compilation: &Compilation,
instance: &mut Instance,
func_name: String,
) -> Result<(), String> {
println!("execute");
let start_index = match module.exports.get(&func_name) {
Some(&Export::Function(index)) => index,
_ => panic!("No func name")
};
let code_buf = &compilation.functions[module
.defined_func_index(start_index)
.expect("imported start functions not supported yet")];
// Collect all memory base addresses and Vec.
let mut mem_base_addrs = instance
.memories
.iter_mut()
.map(LinearMemory::base_addr)
.collect::<Vec<_>>();
let vmctx = make_vmctx(instance, &mut mem_base_addrs);
unsafe {
let start_func = transmute::<_, fn(*const *mut u8)>(code_buf.as_ptr());
start_func(vmctx.as_ptr())
}
println!("{:?}", module.exports);
println!("execute end");
// println!("{:?}", module.exports);
// println!("execute end");
Ok(())

97
src/webassembly/instance.rs
View File

@ -2,10 +2,16 @@
//! module.
use cranelift_codegen::ir;
use cranelift_wasm::GlobalIndex;
use std::mem::transmute;
use std::ptr;
use std::any::Any;
use cranelift_codegen::ir::{AbiParam, types};
use super::memory::LinearMemory;
use super::module::{DataInitializer, Module, TableElements};
use super::module::{DataInitializer, Module, Export, TableElements};
use super::compilation::Compilation;
use super::execute::make_vmctx;
/// An Instance of a WebAssemby module.
#[derive(Debug)]
@ -24,6 +30,15 @@ pub struct Instance {
pub globals: Vec<u8>,
}
#[derive(Debug)]
pub enum InvokeResult {
VOID,
I32(i32),
I64(i64),
F32(f32),
F64(f64),
}
impl Instance {
/// Create a new `Instance`.
pub fn new(
@ -134,4 +149,84 @@ impl Instance {
let len = ty.bytes() as usize;
&self.globals[offset..offset + len]
}
pub fn execute_fn(
&mut self,
module: &Module,
compilation: &Compilation,
func_name: String,
) -> Result<InvokeResult, String> {
// println!("execute");
// println!("TABLES: {:?}", self.tables);
// println!("MEMORIES: {:?}", self.memories);
// println!("GLOBALS: {:?}", self.globals);
let export_func = module.exports.get(&func_name);
let func_index = match export_func {
Some(&Export::Function(index)) => index,
_ => panic!("No func name")
};
let code_buf = &compilation.functions[module
.defined_func_index(func_index)
.expect("imported start functions not supported yet")];
let sig_index = module.functions[func_index];
let imported_sig = &module.signatures[sig_index];
// println!("FUNCTION CODE BUF={:?}", imported_sig);
// Collect all memory base addresses and Vec.
let mut mem_base_addrs = self
.memories
.iter_mut()
.map(LinearMemory::base_addr)
.collect::<Vec<_>>();
let vmctx = make_vmctx(self, &mut mem_base_addrs);
// unsafe {
// func = transmute::<_, fn(*const *mut u8) -> Box<Any>>(code_buf.as_ptr());
// }
// ret = ;
match imported_sig.returns.len() {
0 => unsafe {
let func = transmute::<_, fn(*const *mut u8)>(code_buf.as_ptr());
func(vmctx.as_ptr());
Ok(InvokeResult::VOID)
},
1 => {
let value_type = imported_sig.returns[0].value_type;
match value_type {
types::I32 => unsafe {
let func = transmute::<_, fn(*const *mut u8) -> i32>(code_buf.as_ptr());
Ok(InvokeResult::I32(func(vmctx.as_ptr())))
},
types::I64 => unsafe {
let func = transmute::<_, fn(*const *mut u8) -> i64>(code_buf.as_ptr());
Ok(InvokeResult::I64(func(vmctx.as_ptr())))
},
types::F32 => unsafe {
let func = transmute::<_, fn(*const *mut u8) -> f32>(code_buf.as_ptr());
Ok(InvokeResult::F32(func(vmctx.as_ptr())))
},
types::F64 => unsafe {
let func = transmute::<_, fn(*const *mut u8) -> f64>(code_buf.as_ptr());
Ok(InvokeResult::F64(func(vmctx.as_ptr())))
},
_ => panic!("Invalid signature")
}
},
_ => panic!("Only one-returnf functions are supported for now")
}
// println!("TABLES: {:?}", self.tables);
// println!("MEMORIES: {:?}", self.memories);
// println!("{:?}", module.exports);
// println!("execute end");
}
}

28
src/webassembly/mod.rs
View File

@ -7,6 +7,8 @@ pub mod errors;
pub mod execute;
pub mod utils;
use std::time::{Duration, Instant};
use std::panic;
use cranelift_native;
use cranelift_codegen::isa::TargetIsa;
use cranelift_codegen::settings;
@ -51,23 +53,28 @@ pub struct ImportObject {
/// If the operation fails, the Result rejects with a
/// WebAssembly.CompileError, WebAssembly.LinkError, or
/// WebAssembly.RuntimeError, depending on the cause of the failure.
pub fn instantiate(buffer_source: Vec<u8>, import_object: Option<ImportObject>) -> Result<ResultObject, Error> {
pub fn instantiate(buffer_source: Vec<u8>, import_object: Option<ImportObject>) -> Result<ResultObject, ErrorKind> {
let now = Instant::now();
let isa = construct_isa();
println!("instantiate::init");
println!("instantiate::init {:?}", now.elapsed());
// if !validate(&buffer_source) {
// return Err(ErrorKind::CompileError("Module not valid".to_string()));
// }
println!("instantiate::validation {:?}", now.elapsed());
let mut module = Module::new();
let environ = ModuleEnvironment::new(&*isa, &mut module);
let translation = environ.translate(&buffer_source).map_err(|e| ErrorKind::CompileError(e.to_string()))?;
println!("instantiate::compile and link");
println!("instantiate::compile and link {:?}", now.elapsed());
let compilation = compile_and_link_module(&*isa, &translation)?;
// let (compilation, relocations) = compile_module(&translation, &*isa)?;
println!("instantiate::instantiate");
println!("instantiate::instantiate {:?}", now.elapsed());
let mut instance = Instance::new(
translation.module,
&compilation,
&translation.lazy.data_initializers,
);
println!("instantiate::execute");
println!("instantiate::execute {:?}", now.elapsed());
let x = execute(&module, &compilation, &mut instance)?;
@ -79,8 +86,8 @@ pub fn instantiate(buffer_source: Vec<u8>, import_object: Option<ImportObject>)
Ok(ResultObject {
module,
instance,
compilation,
instance: instance,
})
}
@ -102,9 +109,8 @@ pub fn compile(buffer_source: Vec<u8>) -> Result<Module, Error> {
let mut module = Module::new();
let environ = ModuleEnvironment::new(&*isa, &mut module);
let translation = environ.translate(&buffer_source).map_err(|e| ErrorKind::CompileError(e.to_string()))?;
// compile_module(&translation, &*isa)?;
// compile_module(&translation, &*isa)?;
compile_and_link_module(&*isa, &translation)?;
Ok(module)
}
@ -115,12 +121,14 @@ fn construct_isa() -> Box<TargetIsa> {
// Enable verifier passes in debug mode.
// if cfg!(debug_assertions) {
flag_builder.enable("enable_verifier").unwrap();
// flag_builder.enable("enable_verifier").unwrap();
// flag_builder.set("opt_level", "fastest");
// }
// Enable optimization if requested.
// if args.flag_optimize {
flag_builder.set("opt_level", "best").unwrap();
flag_builder.set("opt_level", "fastest").unwrap();
// }
isa_builder.finish(settings::Flags::new(flag_builder))