config.default.h - suckless/dwm - Unnamed repository; edit this file 'description' to name the repository.

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generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2024-11-10 21:11:16 +0000

pe2 ...) struct operand { string name; vector<type_id> type; vector<string> properties; operand(string); void set_type(istream&); }; struct instruction { function_id id; string name; vector<operand> in; vector<operand> in_out; }; :(code) operand::operand(string s) { istringstream in(s); name = slurp_until(in, '/'); while (has_data(in)) properties.push_back(slurp_until(in, '/')); } // extremely hacky; assumes a single-level list of words in parens, with no nesting void operand::set_type(istream& in) { assert(has_data(in)); string curr; in >> curr; //? cerr << "2: " << curr << '\n'; if (curr.at(0) != '(') { type.push_back(get(Type_id, curr)); return; } curr = curr.substr(/*skip '('*/1); while (!ends_with(curr, ")")) { if (curr.empty()) continue; assert(curr.at(0) != '('); type.push_back(get(Type_id, curr)); // update assert(has_data(in)); in >> curr; } assert(ends_with(curr, ")")); curr = curr.substr(0, SIZE(curr)-1); if (!curr.empty()) { /*'(' or ')' isn't a token by itself*/ type.push_back(get(Type_id, curr)); } } string to_string(const operand& o) { ostringstream out; out << o.name; if (o.type.empty()) return out.str(); out << " : "; if (SIZE(o.type) == 1) { out << get(Type_info, o.type.at(0)).name; return out.str(); } out << "("; for (int i = 0; i < SIZE(o.type); ++i) { if (i > 0) out << ", "; out << get(Type_info, o.type.at(i)).name; } out << ")"; return out.str(); } string slurp_until(istream& in, char delim) { ostringstream out; char c; while (in >> c) { if (c == delim) { // drop the delim break; } out << c; } return out.str(); } bool ends_with(const string& s, const string& pat) { for (string::const_reverse_iterator p = s.rbegin(), q = pat.rbegin(); q != pat.rend(); ++p, ++q) { if (p == s.rend()) return false; // pat too long if (*p != *q) return false; } return true; } :(before "End One-time Setup") init_primitive_types(); :(code) void init_primitive_types() { Literal_type_id = new_type("literal", PRIMITIVE, 0); Int_type_id = new_type("int", PRIMITIVE, 4); Byte_type_id = new_type("byte", PRIMITIVE, 1); Address_type_id = new_type("address", PRIMITIVE, 4); Array_type_id = new_type("array", PRIMITIVE, 0); // size will depend on length Ref_type_id = new_type("ref", PRIMITIVE, 8); // address + alloc id } type_id new_type(string name, kind_of_type kind, int size) { assert(!contains_key(Type_id, name)); int result = Next_type_id++; put(Type_id, name, result); assert(!contains_key(Type_info, result)); type_info& curr = Type_info[result]; // insert curr.id = result; curr.name = name; curr.kind = kind; curr.size = size; return result; } //: Start each test by undoing the previous test's types, globals and functions :(before "End One-time Setup") save_snapshots(); :(before "End Reset") restore_snapshots(); :(before "End Globals") map<string, type_id> Type_id_snapshot; map<type_id, type_info> Type_info_snapshot; type_id Next_type_id_snapshot = 0; map<string, global_id> Global_id_snapshot; map<global_id, global_info> Global_info_snapshot; global_id Next_global_id_snapshot = 0; map<string, function_id> Function_id_snapshot; map<function_id, function_info> Function_info_snapshot; function_id Next_function_id_snapshot = 0; :(code) void save_snapshots() { Type_id_snapshot = Type_id; Type_info_snapshot = Type_info; Next_type_id_snapshot = Next_type_id; Global_id_snapshot = Global_id; Global_info_snapshot = Global_info; Next_global_id_snapshot = Next_global_id; Function_id_snapshot = Function_id; Function_info_snapshot = Function_info; Next_function_id_snapshot = Next_function_id; } void restore_snapshots() { Type_id = Type_id_snapshot; Type_info = Type_info_snapshot; Next_type_id = Next_type_id_snapshot; Global_id = Global_id_snapshot; Global_info = Global_info_snapshot; Next_global_id = Next_global_id_snapshot; Function_id = Function_id_snapshot; Function_info = Function_info_snapshot; Next_function_id = Next_function_id_snapshot; } :(before "End Includes") #include <map> using std::map;