alloc error stack using CsState
parent
e7f3213588
commit
b20eb94a9e
|
@ -313,12 +313,6 @@ enum {
|
|||
CsLibAll = 0b111
|
||||
};
|
||||
|
||||
struct CsStackStateNode {
|
||||
CsStackStateNode const *next;
|
||||
CsIdent const *id;
|
||||
int index;
|
||||
};
|
||||
|
||||
using CsHookCb = ostd::Function<void(CsState &)>;
|
||||
using CsAllocCb = void *(*)(void *, void *, ostd::Size, ostd::Size);
|
||||
|
||||
|
@ -411,6 +405,12 @@ struct OSTD_EXPORT CsState {
|
|||
alloc(v, sizeof(T), 0);
|
||||
}
|
||||
|
||||
template<typename T>
|
||||
void destroy_array(T *v, ostd::Size len) noexcept {
|
||||
v->~T();
|
||||
alloc(v, len * sizeof(T), 0);
|
||||
}
|
||||
|
||||
void init_libs(int libs = CsLibAll);
|
||||
|
||||
void clear_override(CsIdent &id);
|
||||
|
@ -558,8 +558,15 @@ private:
|
|||
CsStream *p_out, *p_err;
|
||||
};
|
||||
|
||||
struct CsStackStateNode {
|
||||
CsStackStateNode const *next;
|
||||
CsIdent const *id;
|
||||
int index;
|
||||
};
|
||||
|
||||
struct CsStackState {
|
||||
CsStackState(CsStackStateNode *nd = nullptr, bool gap = false);
|
||||
CsStackState() = delete;
|
||||
CsStackState(CsState &cs, CsStackStateNode *nd = nullptr, bool gap = false);
|
||||
CsStackState(CsStackState const &) = delete;
|
||||
CsStackState(CsStackState &&st);
|
||||
~CsStackState();
|
||||
|
@ -571,6 +578,7 @@ struct CsStackState {
|
|||
bool gap() const;
|
||||
|
||||
private:
|
||||
CsState &p_state;
|
||||
CsStackStateNode *p_node;
|
||||
bool p_gap;
|
||||
};
|
||||
|
@ -597,7 +605,7 @@ struct CsErrorException {
|
|||
}
|
||||
|
||||
CsErrorException(CsState &cs, ostd::ConstCharRange msg):
|
||||
p_errmsg(), p_stack()
|
||||
p_errmsg(), p_stack(cs)
|
||||
{
|
||||
p_errmsg = save_msg(cs, msg);
|
||||
p_stack = save_stack(cs);
|
||||
|
@ -605,7 +613,7 @@ struct CsErrorException {
|
|||
|
||||
template<typename ...A>
|
||||
CsErrorException(CsState &cs, ostd::ConstCharRange msg, A &&...args):
|
||||
p_errmsg(), p_stack()
|
||||
p_errmsg(), p_stack(cs)
|
||||
{
|
||||
char fbuf[512];
|
||||
auto ret = ostd::format(
|
||||
|
|
23
src/cs_vm.cc
23
src/cs_vm.cc
|
@ -35,18 +35,22 @@ static inline void cs_pop_alias(CsIdent *id) {
|
|||
}
|
||||
}
|
||||
|
||||
CsStackState::CsStackState(CsStackStateNode *nd, bool gap):
|
||||
p_node(nd), p_gap(gap)
|
||||
CsStackState::CsStackState(CsState &cs, CsStackStateNode *nd, bool gap):
|
||||
p_state(cs), p_node(nd), p_gap(gap)
|
||||
{}
|
||||
CsStackState::CsStackState(CsStackState &&st):
|
||||
p_node(st.p_node), p_gap(st.p_gap)
|
||||
p_state(st.p_state), p_node(st.p_node), p_gap(st.p_gap)
|
||||
{
|
||||
st.p_node = nullptr;
|
||||
st.p_gap = false;
|
||||
}
|
||||
|
||||
CsStackState::~CsStackState() {
|
||||
delete[] p_node;
|
||||
ostd::Size len = 0;
|
||||
for (CsStackStateNode const *nd = p_node; nd; nd = nd->next) {
|
||||
++len;
|
||||
}
|
||||
p_state.destroy_array(p_node, len);
|
||||
}
|
||||
|
||||
CsStackState &CsStackState::operator=(CsStackState &&st) {
|
||||
|
@ -68,17 +72,18 @@ bool CsStackState::gap() const {
|
|||
CsStackState cs_save_stack(CsState &cs) {
|
||||
CsIvar *dalias = static_cast<CsIvar *>(cs.p_state->identmap[DbgaliasIdx]);
|
||||
if (!dalias->get_value()) {
|
||||
return CsStackState(nullptr, !!cs.p_callstack);
|
||||
return CsStackState(cs, nullptr, !!cs.p_callstack);
|
||||
}
|
||||
int total = 0, depth = 0;
|
||||
for (CsIdentLink *l = cs.p_callstack; l; l = l->next) {
|
||||
total++;
|
||||
}
|
||||
if (!total) {
|
||||
return CsStackState(nullptr, false);
|
||||
return CsStackState(cs, nullptr, false);
|
||||
}
|
||||
CsStackStateNode *st =
|
||||
new CsStackStateNode[ostd::min(total, dalias->get_value())];
|
||||
CsStackStateNode *st = cs.create_array<CsStackStateNode>(
|
||||
ostd::min(total, dalias->get_value())
|
||||
);
|
||||
CsStackStateNode *ret = st, *nd = st;
|
||||
++st;
|
||||
for (CsIdentLink *l = cs.p_callstack; l; l = l->next) {
|
||||
|
@ -98,7 +103,7 @@ CsStackState cs_save_stack(CsState &cs) {
|
|||
nd->next = nullptr;
|
||||
}
|
||||
}
|
||||
return CsStackState(ret, total > dalias->get_value());
|
||||
return CsStackState(cs, ret, total > dalias->get_value());
|
||||
}
|
||||
|
||||
CsStackState CsErrorException::save_stack(CsState &cs) {
|
||||
|
|
|
@ -397,6 +397,7 @@ void *CsState::alloc(void *ptr, ostd::Size os, ostd::Size ns) {
|
|||
}
|
||||
if (!ns) {
|
||||
delete[] static_cast<unsigned char *>(ptr);
|
||||
return nullptr;
|
||||
}
|
||||
return new unsigned char[ns];
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue