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make alias pushing separate from setting value

master
Daniel Kolesa 2021-03-30 20:24:46 +02:00
parent d1243c5cc3
commit 970e37f318
4 changed files with 16 additions and 28 deletions
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15
src/cs_ident.cc
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@ -114,11 +114,10 @@ alias_impl::alias_impl(state &cs, string_ref name, any_value v, int fl):
p_val = v;
}
void alias_impl::push_arg(any_value &v, ident_stack &st, bool um) {
void alias_impl::push_arg(ident_stack &st, bool um) {
st.val_s = std::move(p_val);
st.next = p_astack;
p_astack = &st;
p_val = std::move(v);
clean_code();
if (um) {
p_flags &= ~IDENT_FLAG_UNKNOWN;
@ -154,12 +153,12 @@ void alias_impl::redo_arg(ident_stack &st) {
void alias_impl::set_arg(thread_state &ts, any_value &v) {
if (ident_is_used_arg(this, ts)) {
p_val = std::move(v);
clean_code();
} else {
push_arg(v, ts.idstack.emplace_back(*ts.pstate), false);
push_arg(ts.idstack.emplace_back(*ts.pstate), false);
ts.callstack->usedargs[get_index()] = true;
}
p_val = std::move(v);
}
void alias_impl::set_alias(thread_state &ts, any_value &v) {
@ -445,14 +444,12 @@ LIBCUBESCRIPT_EXPORT bool alias_stack::push(any_value val) {
return false;
}
auto &ts = *p_state.thread_pointer();
auto &ap = *static_cast<alias_impl *>(p_alias);
if (!p_pushed) {
static_cast<alias_impl *>(p_alias)->push_arg(
val, ts.idstack.emplace_back(p_state)
);
ap.push_arg(ts.idstack.emplace_back(p_state));
p_pushed = true;
} else {
static_cast<alias_impl *>(p_alias)->p_val = std::move(val);
}
ap.p_val = std::move(val);
return true;
}

2
src/cs_ident.hh
View File

@ -95,7 +95,7 @@ struct alias_impl: ident_impl, alias {
alias_impl(state &cs, string_ref n, int flags);
alias_impl(state &cs, string_ref n, any_value v, int flags);
void push_arg(any_value &v, ident_stack &st, bool um = true);
void push_arg(ident_stack &st, bool um = true);
void pop_arg();
void undo_arg(ident_stack &st);
void redo_arg(ident_stack &st);

10
src/cs_val.cc
View File

@ -452,16 +452,12 @@ bool stacked_value::push() {
return false;
}
auto &ts = *p_state.thread_pointer();
auto &ap = *static_cast<alias_impl *>(p_a);
if (!p_pushed) {
static_cast<alias_impl *>(p_a)->push_arg(
*this, ts.idstack.emplace_back(p_state)
);
ap.push_arg(ts.idstack.emplace_back(p_state));
p_pushed = true;
} else {
static_cast<alias_impl *>(p_a)->p_val = std::move(
*static_cast<any_value *>(this)
);
}
ap.p_val = std::move(*static_cast<any_value *>(this));
return true;
}

17
src/cs_vm.cc
View File

@ -10,8 +10,7 @@ namespace cubescript {
static inline void push_alias(state &cs, ident *id, ident_stack &st) {
if (id->is_alias() && !(id->get_flags() & IDENT_FLAG_ARG)) {
any_value nv{cs};
static_cast<alias_impl *>(id)->push_arg(nv, st);
static_cast<alias_impl *>(id)->push_arg(st);
}
}
@ -210,9 +209,9 @@ void exec_alias(
argset uargs{};
std::size_t noff = ts.idstack.size();
for(std::size_t i = 0; i < callargs; i++) {
static_cast<alias_impl *>(ts.istate->identmap[i])->push_arg(
args[offset + i], ts.idstack.emplace_back(*ts.pstate), false
);
auto &ap = *static_cast<alias_impl *>(ts.istate->identmap[i]);
ap.push_arg(ts.idstack.emplace_back(*ts.pstate), false);
ap.p_val = std::move(args[offset + i]);
uargs[i] = true;
}
auto oldargs = anargs->get_value();
@ -728,10 +727,8 @@ std::uint32_t *vm_exec(
(a->get_flags() & IDENT_FLAG_ARG) &&
!ident_is_used_arg(a, ts)
) {
any_value nv{cs};
static_cast<alias_impl *>(a)->push_arg(
nv, ts.idstack.emplace_back(*ts.pstate),
false
ts.idstack.emplace_back(*ts.pstate), false
);
ts.callstack->usedargs[a->get_index()] = true;
}
@ -748,10 +745,8 @@ std::uint32_t *vm_exec(
(id->get_flags() & IDENT_FLAG_ARG) &&
!ident_is_used_arg(id, ts)
) {
any_value nv{cs};
static_cast<alias_impl *>(id)->push_arg(
nv, ts.idstack.emplace_back(*ts.pstate),
false
ts.idstack.emplace_back(*ts.pstate), false
);
ts.callstack->usedargs[id->get_index()] = true;
}