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updated vm

Browse source 
- updated func/fift
- additional checks in block validator
- docs
- tunnel prototype in ADNL
This commit is contained in:
ton 2020-03-11 14:19:31 +04:00
parent ba76f1404e
commit 54c7a4dcc3
50 changed files with 972 additions and 300 deletions
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33
crypto/vm/vm.cpp
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@ -72,6 +72,32 @@ VmState::VmState(Ref<CellSlice> _code, Ref<Stack> _stack, const GasLimits& gas,
init_cregs(flags & 1, flags & 2);
}
void VmState::init_cregs(bool same_c3, bool push_0) {
cr.set_c0(quit0);
cr.set_c1(quit1);
cr.set_c2(Ref<ExcQuitCont>{true});
if (same_c3) {
cr.set_c3(Ref<OrdCont>{true, code, cp});
if (push_0) {
VM_LOG(this) << "implicit PUSH 0 at start\n";
get_stack().push_smallint(0);
}
} else {
cr.set_c3(Ref<QuitCont>{true, 11});
}
if (cr.d[0].is_null() || cr.d[1].is_null()) {
auto empty_cell = CellBuilder{}.finalize();
for (int i = 0; i < ControlRegs::dreg_num; i++) {
if (cr.d[i].is_null()) {
cr.d[i] = empty_cell;
}
}
}
if (cr.c7.is_null()) {
cr.set_c7(Ref<Tuple>{true});
}
}
Ref<CellSlice> VmState::convert_code_cell(Ref<Cell> code_cell) {
if (code_cell.is_null()) {
return {};
@ -388,7 +414,7 @@ void VmState::change_gas_limit(long long new_limit) {
}
int VmState::step() {
assert(!code.is_null());
CHECK(code.not_null() && stack.not_null());
//VM_LOG(st) << "stack:"; stack->dump(VM_LOG(st));
//VM_LOG(st) << "; cr0.refcnt = " << get_c0()->get_refcnt() - 1 << std::endl;
if (stack_trace) {
@ -410,8 +436,9 @@ int VmState::step() {
}
int VmState::run() {
if (code.is_null()) {
throw VmError{Excno::fatal, "cannot run an uninitialized VM"};
if (code.is_null() || stack.is_null()) {
// throw VmError{Excno::fatal, "cannot run an uninitialized VM"};
return (int)Excno::fatal; // no ~ for unhandled exceptions
}
int res;
Guard guard(this);