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Commit a2caad33 authored by qinsoon's avatar qinsoon
Browse files

[wip] added a test that throws and catches exception twice

parent 7e5c1e7a
......@@ -240,7 +240,7 @@ impl fmt::Display for FrameCursor {
writeln!(f, " callee_saved:").unwrap();
for (reg, addr) in self.callee_saved_locs.iter() {
let val = unsafe {addr.load::<u64>()};
writeln!(f, " #{} at 0x{:x} (value=0x{:x}", reg, addr, val).unwrap()
writeln!(f, " #{} at 0x{:x} (value=0x{:x})", reg, addr, val).unwrap()
}
writeln!(f, "}}")
}
......
......@@ -312,8 +312,6 @@ fn throw_catch_dont_use_exception_arg() -> VM {
}
#[test]
// issue: didn't restore callee-saved register correctly, temporarily ignore this test
// FIXME: fix the bug
fn test_exception_throw_catch_and_add() {
VM::start_logging_trace();
let vm = Arc::new(throw_catch_and_add());
......@@ -437,7 +435,9 @@ fn create_catch_exception_and_add(vm: &VM) {
ssa! ((vm, catch_and_add_v1) <int64> ev2);
ssa! ((vm, catch_and_add_v1) <int64> ev3);
ssa! ((vm, catch_and_add_v1) <int64> ev4);
ssa! ((vm, catch_and_add_v1) <int64> exc_arg);
let ref_int64 = vm.get_type(vm.id_of("ref_int64"));
let iref_int64 = vm.get_type(vm.id_of("iref_int64"));
ssa! ((vm, catch_and_add_v1) <ref_int64> exc_arg);
inst! ((vm, catch_and_add_v1) blk_exception_px0:
PRINTHEX ev0
......@@ -455,7 +455,6 @@ fn create_catch_exception_and_add(vm: &VM) {
PRINTHEX ev4
);
// load and print exc_arg
let iref_int64 = vm.get_type(vm.id_of("iref_int64"));
ssa! ((vm, catch_and_add_v1) <iref_int64> exc_iref);
inst! ((vm, catch_and_add_v1) blk_exception_getiref:
exc_iref = GETIREF exc_arg
......@@ -523,4 +522,155 @@ fn create_catch_exception_and_add(vm: &VM) {
define_func_ver!((vm) catch_and_add_v1 (entry: blk_entry) {
blk_entry, blk_main, blk_normal, blk_exception
});
}
#[test]
fn test_exception_throw_catch_twice() {
VM::start_logging_trace();
let vm = Arc::new(throw_catch_twice());
let compiler = Compiler::new(CompilerPolicy::default(), &vm);
let func_throw = vm.id_of("throw_exception");
let func_catch = vm.id_of("catch_twice");
{
let funcs = vm.funcs().read().unwrap();
let func_vers = vm.func_vers().read().unwrap();
{
let func = funcs.get(&func_throw).unwrap().read().unwrap();
let mut func_ver = func_vers.get(&func.cur_ver.unwrap()).unwrap().write().unwrap();
compiler.compile(&mut func_ver);
}
{
let func = funcs.get(&func_catch).unwrap().read().unwrap();
let mut func_ver = func_vers.get(&func.cur_ver.unwrap()).unwrap().write().unwrap();
compiler.compile(&mut func_ver);
}
}
vm.make_primordial_thread(func_catch, true, vec![]);
backend::emit_context(&vm);
let executable = aot::link_primordial(vec![Mu("throw_exception"), Mu("catch_twice")], "throw_catch_twice", &vm);
let output = aot::execute_nocheck(executable);
// throw 1 twice, add 1 and 1 (equals 2)
assert!(output.status.code().is_some());
assert_eq!(output.status.code().unwrap(), 2);
}
fn throw_catch_twice() -> VM {
let vm = VM::new();
declare_commons(&vm);
create_throw_exception_func(&vm);
create_catch_twice(&vm);
vm
}
fn create_catch_twice(vm: &VM) {
let throw_exception_sig = vm.get_func_sig(vm.id_of("throw_exception_sig"));
let throw_exception_id = vm.id_of("throw_exception");
let ref_int64 = vm.get_type(vm.id_of("ref_int64"));
let iref_int64 = vm.get_type(vm.id_of("iref_int64"));
let int64 = vm.get_type(vm.id_of("int64"));
typedef! ((vm) type_funcref_throw_exception = mu_funcref(throw_exception_sig));
constdef! ((vm) <type_funcref_throw_exception> const_funcref_throw_exception = Constant::FuncRef(throw_exception_id));
funcsig! ((vm) catch_exception_sig = () -> ());
funcdecl! ((vm) <catch_exception_sig> catch_twice);
funcdef! ((vm) <catch_exception_sig> catch_twice VERSION catch_twice_v1);
// blk_entry
block! ((vm, catch_twice_v1) blk_entry);
block! ((vm, catch_twice_v1) blk_normal);
block! ((vm, catch_twice_v1) blk_exception1);
consta! ((vm, catch_twice_v1) funcref_throw_local = const_funcref_throw_exception);
inst! ((vm, catch_twice_v1) blk_entry_call:
CALL (funcref_throw_local) FUNC(0) (vec![]) CallConvention::Mu,
normal: blk_normal (vec![]),
exc : blk_exception1 (vec![])
);
define_block!((vm, catch_twice_v1) blk_entry() {
blk_entry_call
});
// blk_normal
inst! ((vm, catch_twice_v1) blk_normal_threadexit:
THREADEXIT
);
define_block!((vm, catch_twice_v1) blk_normal() {
blk_normal_threadexit
});
// blk_exception1
block! ((vm, catch_twice_v1) blk_exception2);
ssa! ((vm, catch_twice_v1) <ref_int64> exc_arg1);
inst! ((vm, catch_twice_v1) blk_exception1_call:
CALL (funcref_throw_local, exc_arg1) FUNC(0) (vec![]) CallConvention::Mu,
normal: blk_normal (vec![]),
exc : blk_exception2 (vec![DestArg::Normal(1)])
);
define_block!((vm, catch_twice_v1) blk_exception1() [exc_arg1] {
blk_exception1_call
});
// blk_exception2
ssa! ((vm, catch_twice_v1) <ref_int64> blk_exception2_exc_arg1);
ssa! ((vm, catch_twice_v1) <ref_int64> exc_arg2);
ssa! ((vm, catch_twice_v1) <iref_int64> blk_exception2_iref_exc1);
inst! ((vm, catch_twice_v1) blk_exception2_getiref1:
blk_exception2_iref_exc1 = GETIREF blk_exception2_exc_arg1
);
ssa! ((vm, catch_twice_v1) <int64> exc_arg1_val);
inst! ((vm, catch_twice_v1) blk_exception2_load1:
exc_arg1_val = LOAD blk_exception2_iref_exc1 (is_ptr: false, order: MemoryOrder::SeqCst)
);
ssa! ((vm, catch_twice_v1) <iref_int64> blk_exception2_iref_exc2);
inst! ((vm, catch_twice_v1) blk_exception2_getiref2:
blk_exception2_iref_exc2 = GETIREF exc_arg2
);
ssa! ((vm, catch_twice_v1) <int64> exc_arg2_val);
inst! ((vm, catch_twice_v1) blk_exception2_load2:
exc_arg2_val = LOAD blk_exception2_iref_exc2 (is_ptr: false, order: MemoryOrder::SeqCst)
);
ssa! ((vm, catch_twice_v1) <int64> res);
inst! ((vm, catch_twice_v1) blk_exception2_add:
res = BINOP (BinOp::Add) exc_arg1_val exc_arg2_val
);
let blk_exception2_exit = gen_ccall_exit(res.clone(), &mut catch_twice_v1, &vm);
inst! ((vm, catch_twice_v1) blk_exception2_ret:
RET (res)
);
define_block! ((vm, catch_twice_v1) blk_exception2(blk_exception2_exc_arg1) [exc_arg2] {
blk_exception2_getiref1,
blk_exception2_load1,
blk_exception2_getiref2,
blk_exception2_load2,
blk_exception2_add,
blk_exception2_exit,
blk_exception2_ret
});
define_func_ver!((vm) catch_twice_v1 (entry: blk_entry) {
blk_entry,
blk_normal,
blk_exception1,
blk_exception2
});
}
\ No newline at end of file
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