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change id name & add test file

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This commit is contained in:
Valk Richard Li
2021-03-30 00:12:48 +08:00
parent be1bcdfe2c
commit c7316e9780
6 changed files with 421 additions and 348 deletions
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nasal_codegen.h
+40 -9
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@@ -48,6 +48,8 @@ enum op_code
op_findex, // index counter on the top of forindex_stack plus 1
op_feach, // index counter on the top of forindex_stack plus 1 and get the value in vector
op_call, // call identifier
op_callg,
op_calll,
op_callv, // call vec[index]
op_callvi, // call vec[immediate] (used in multi-assign/multi-define)
op_callh, // call hash.label
@@ -58,6 +60,8 @@ enum op_code
op_slc, // slice like vec[1]
op_slc2, // slice like vec[nil:10]
op_mcall, // get memory of identifier
op_mcallg,
op_mcalll,
op_mcallv, // get memory of vec[index]
op_mcallh, // get memory of hash.label
op_ret // return
@@ -114,6 +118,8 @@ struct
{op_findex, "findx "},
{op_feach, "feach "},
{op_call, "call "},
{op_callg, "callg "},
{op_calll, "calll "},
{op_callv, "callv "},
{op_callvi, "callvi"},
{op_callh, "callh "},
@@ -124,6 +130,8 @@ struct
{op_slc, "slc "},
{op_slc2, "slc2 "},
{op_mcall, "mcall "},
{op_mcallg, "mcallg"},
{op_mcalll, "mcalll"},
{op_mcallv, "mcallv"},
{op_mcallh, "mcallh"},
{op_ret, "ret "},
@@ -154,16 +162,20 @@ private:
int error;
int in_forindex;
int in_foreach;
std::unordered_map<double,int> number_table;
std::unordered_map<std::string,int> string_table;
std::vector<double> num_res_table;
std::vector<std::string> str_res_table;
std::vector<opcode> exec_code;
std::list<std::vector<int> > continue_ptr;
std::list<std::vector<int> > break_ptr;
std::unordered_map<double,int> number_table;
std::unordered_map<std::string,int> string_table;
std::vector<double> num_res_table;
std::vector<std::string> str_res_table;
std::vector<opcode> exec_code;
std::list<std::vector<int> > continue_ptr;
std::list<std::vector<int> > break_ptr;
std::vector<std::string> global;
std::list<std::vector<std::string> > local;
void regist_number(double);
void regist_string(std::string);
void regist_string(std::string&);
void add_sym(std::string&);
bool find_sym(std::string&);
void gen(unsigned char,unsigned int);
void pop_gen();
void nil_gen();
@@ -224,7 +236,7 @@ void nasal_codegen::regist_number(double num)
return;
}
void nasal_codegen::regist_string(std::string str)
void nasal_codegen::regist_string(std::string& str)
{
int size=string_table.size();
if(string_table.find(str)==string_table.end())
@@ -232,6 +244,21 @@ void nasal_codegen::regist_string(std::string str)
return;
}
void nasal_codegen::add_sym(std::string&)
{
if(local.empty())
;
else
;
return;
}
bool nasal_codegen::find_sym(std::string&)
{
return false;
}
void nasal_codegen::gen(unsigned char op,unsigned int index)
{
opcode opr(op,index);
@@ -334,7 +361,11 @@ void nasal_codegen::func_gen(nasal_ast& ast)
int ptr=exec_code.size();
gen(op_jmp,0);
nasal_ast& block=ast.get_children()[1];
std::vector<std::string> new_scope;
local.push_front(new_scope);
block_gen(block);
local.pop_front();
if(!block.get_children().size() || block.get_children().back().get_type()!=ast_return)
{
nil_gen();