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Code Issues Releases Wiki Activity

Activate new changes in TVM by version>=5, reduce gas cost for loading libraries (#875)

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Co-authored-by: SpyCheese <mikle98@yandex.ru>
This commit is contained in:
EmelyanenkoK 2024-01-24 13:05:22 +03:00 • committed by GitHub
parent 9f1b370f2c
commit 49d62dc3bb
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GPG key ID: B5690EEEBB952194
5 changed files with 47 additions and 31 deletions
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47
crypto/vm/cellops.cpp
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@ -892,34 +892,37 @@ int exec_load_special_cell(VmState* st, bool quiet) {
Stack& stack = st->get_stack();
VM_LOG(st) << "execute XLOAD" << (quiet ? "Q" : "");
auto cell = stack.pop_cell();
auto r_loaded_cell = cell->load_cell();
if (r_loaded_cell.is_error()) {
if (quiet) {
stack.push_bool(false);
return 0;
} else {
throw VmError{Excno::cell_und, "failed to load cell"};
}
}
auto loaded_cell = r_loaded_cell.move_as_ok();
if (loaded_cell.data_cell->is_special()) {
if (loaded_cell.data_cell->special_type() != CellTraits::SpecialType::Library) {
if (st->get_global_version() >= 5) {
st->register_cell_load(cell->get_hash());
auto r_loaded_cell = cell->load_cell();
if (r_loaded_cell.is_error()) {
if (quiet) {
stack.push_bool(false);
return 0;
} else {
throw VmError{Excno::cell_und, "unexpected special cell"};
throw VmError{Excno::cell_und, "failed to load cell"};
}
}
CellSlice cs(std::move(loaded_cell));
DCHECK(cs.size() == Cell::hash_bits + 8);
cell = st->load_library(cs.data_bits() + 8);
if (cell.is_null()) {
if (quiet) {
stack.push_bool(false);
return 0;
} else {
throw VmError{Excno::cell_und, "failed to load library cell"};
auto loaded_cell = r_loaded_cell.move_as_ok();
if (loaded_cell.data_cell->is_special()) {
if (loaded_cell.data_cell->special_type() != CellTraits::SpecialType::Library) {
if (quiet) {
stack.push_bool(false);
return 0;
} else {
throw VmError{Excno::cell_und, "unexpected special cell"};
}
}
CellSlice cs(std::move(loaded_cell));
DCHECK(cs.size() == Cell::hash_bits + 8);
cell = st->load_library(cs.data_bits() + 8);
if (cell.is_null()) {
if (quiet) {
stack.push_bool(false);
return 0;
} else {
throw VmError{Excno::cell_und, "failed to load library cell"};
}
}
}
}