mirror of
https://github.com/pocketpy/pocketpy
synced 2025-10-22 12:30:19 +00:00
280 lines
11 KiB
C
280 lines
11 KiB
C
#include "pocketpy/interpreter/vm.h"
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#include <math.h>
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// static int _py_print(const py_Ref args, int argc){
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// int length = py_tuple__len(args+0);
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// py_Str* sep;
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// py_Str* end;
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// int err;
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// err = py_tostr(args+1, &sep);
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// if(err) return err;
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// err = py_tostr(args+2, &end);
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// if(err) return err;
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// pk_SStream ss;
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// pk_SStream__ctor(&ss);
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// for(int i=0; i<length; i++){
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// const py_Ref item = py_tuple__getitem(args+0, i);
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// py_Str tmp;
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// int err = py_str(item, &tmp);
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// if(!err){
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// pk_SStream__write_Str(&ss, &tmp);
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// py_Str__dtor(&tmp);
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// if(i != length-1){
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// pk_SStream__write_Str(&ss, sep);
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// }
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// }else{
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// py_Str__dtor(&tmp);
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// pk_SStream__dtor(&ss);
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// return err;
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// }
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// }
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// pk_SStream__write_Str(&ss, end);
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// py_Str out = pk_SStream__submit(&ss);
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// pk_current_vm->_stdout(py_Str__data(&out));
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// py_Str__dtor(&out);
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// return 0;
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// }
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#define DEF_NUM_BINARY_OP(name, op, rint, rfloat) \
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static bool _py_int##name(int argc, py_Ref argv, py_Ref out) { \
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py_checkargc(2); \
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if(py_isint(&argv[1])) { \
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int64_t lhs = py_toint(&argv[0]); \
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int64_t rhs = py_toint(&argv[1]); \
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rint(out, lhs op rhs); \
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} else if(py_isfloat(&argv[1])) { \
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int64_t lhs = py_toint(&argv[0]); \
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double rhs = py_tofloat(&argv[1]); \
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rfloat(out, lhs op rhs); \
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} else { \
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py_newnotimplemented(out); \
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} \
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return true; \
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} \
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static bool _py_float##name(int argc, py_Ref argv, py_Ref out) { \
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py_checkargc(2); \
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double lhs = py_tofloat(&argv[0]); \
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double rhs; \
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if(py_castfloat(&argv[1], &rhs)) { \
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rfloat(out, lhs op rhs); \
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} else { \
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py_newnotimplemented(out); \
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} \
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return true; \
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}
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DEF_NUM_BINARY_OP(__add__, +, py_newint, py_newfloat)
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DEF_NUM_BINARY_OP(__sub__, -, py_newint, py_newfloat)
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DEF_NUM_BINARY_OP(__mul__, *, py_newint, py_newfloat)
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DEF_NUM_BINARY_OP(__eq__, ==, py_newbool, py_newbool)
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DEF_NUM_BINARY_OP(__ne__, ==, py_newbool, py_newbool)
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DEF_NUM_BINARY_OP(__lt__, <, py_newbool, py_newbool)
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DEF_NUM_BINARY_OP(__le__, <=, py_newbool, py_newbool)
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DEF_NUM_BINARY_OP(__gt__, >, py_newbool, py_newbool)
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DEF_NUM_BINARY_OP(__ge__, >=, py_newbool, py_newbool)
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#undef DEF_NUM_BINARY_OP
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static bool _py_int__neg__(int argc, py_Ref argv, py_Ref out) {
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py_checkargc(1);
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int64_t val = py_toint(&argv[0]);
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py_newint(out, -val);
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return true;
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}
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static bool _py_float__neg__(int argc, py_Ref argv, py_Ref out) {
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py_checkargc(1);
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double val = py_tofloat(&argv[0]);
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py_newfloat(out, -val);
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return true;
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}
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static bool _py_int__truediv__(int argc, py_Ref argv, py_Ref out) {
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py_checkargc(2);
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int64_t lhs = py_toint(&argv[0]);
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double rhs;
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if(py_castfloat(&argv[1], &rhs)) {
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py_newfloat(out, lhs / rhs);
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} else {
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py_newnotimplemented(out);
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}
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return true;
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}
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static bool _py_float__truediv__(int argc, py_Ref argv, py_Ref out) {
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py_checkargc(2);
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double lhs = py_tofloat(&argv[0]);
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double rhs;
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if(py_castfloat(&argv[1], &rhs)) {
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py_newfloat(out, lhs / rhs);
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} else {
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py_newnotimplemented(out);
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}
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return true;
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}
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#define ZeroDivisionError(msg) false
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static bool _py_number__pow__(int argc, py_Ref argv, py_Ref out) {
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py_checkargc(2);
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if(py_isint(&argv[0]) && py_isint(&argv[1])) {
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int64_t lhs = py_toint(&argv[0]);
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int64_t rhs = py_toint(&argv[1]);
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if(rhs < 0) {
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if(lhs == 0) {
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return ZeroDivisionError("0.0 cannot be raised to a negative power");
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} else {
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py_newfloat(out, pow(lhs, rhs));
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}
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} else {
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int64_t ret = 1;
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while(rhs) {
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if(rhs & 1) ret *= lhs;
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lhs *= lhs;
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rhs >>= 1;
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}
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py_newint(out, ret);
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}
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} else {
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double lhs, rhs;
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py_castfloat(&argv[0], &lhs);
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if(py_castfloat(&argv[1], &rhs)) {
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py_newfloat(out, pow(lhs, rhs));
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} else {
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py_newnotimplemented(out);
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}
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}
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return true;
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}
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static bool _py_int__floordiv__(int argc, py_Ref argv, py_Ref out) {
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py_checkargc(2);
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int64_t lhs = py_toint(&argv[0]);
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if(py_isint(&argv[1])) {
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int64_t rhs = py_toint(&argv[1]);
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if(rhs == 0) return -1;
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py_newint(out, lhs / rhs);
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} else {
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py_newnotimplemented(out);
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}
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return true;
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}
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static bool _py_int__mod__(int argc, py_Ref argv, py_Ref out) {
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py_checkargc(2);
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int64_t lhs = py_toint(&argv[0]);
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if(py_isint(&argv[1])) {
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int64_t rhs = py_toint(&argv[1]);
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if(rhs == 0) return ZeroDivisionError("integer division or modulo by zero");
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py_newint(out, lhs % rhs);
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} else {
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py_newnotimplemented(out);
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}
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return true;
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}
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static bool _py_int__invert__(int argc, py_Ref argv, py_Ref out) {
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py_checkargc(1);
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int64_t val = py_toint(&argv[0]);
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py_newint(out, ~val);
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return true;
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}
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static bool _py_int__bit_length(int argc, py_Ref argv, py_Ref out) {
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py_checkargc(1);
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int64_t x = py_toint(py_arg(0));
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if(x < 0) x = -x;
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int bits = 0;
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while(x) {
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x >>= 1;
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bits++;
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}
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py_newint(out, bits);
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return true;
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}
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#define DEF_INT_BITWISE_OP(name, op) \
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static bool _py_int##name(int argc, py_Ref argv, py_Ref out) { \
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py_checkargc(2); \
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int64_t lhs = py_toint(&argv[0]); \
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if(py_isint(&argv[1])) { \
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int64_t rhs = py_toint(&argv[1]); \
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py_newint(out, lhs op rhs); \
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} else { \
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py_newnotimplemented(out); \
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} \
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return true; \
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}
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DEF_INT_BITWISE_OP(__and__, &)
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DEF_INT_BITWISE_OP(__or__, |)
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DEF_INT_BITWISE_OP(__xor__, ^)
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DEF_INT_BITWISE_OP(__lshift__, <<)
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DEF_INT_BITWISE_OP(__rshift__, >>)
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#undef DEF_INT_BITWISE_OP
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void pk_VM__init_builtins(pk_VM* self) {
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/****** tp_int & tp_float ******/
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py_bindmagic(tp_int, __add__, _py_int__add__);
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py_bindmagic(tp_float, __add__, _py_float__add__);
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py_bindmagic(tp_int, __sub__, _py_int__sub__);
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py_bindmagic(tp_float, __sub__, _py_float__sub__);
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py_bindmagic(tp_int, __mul__, _py_int__mul__);
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py_bindmagic(tp_float, __mul__, _py_float__mul__);
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py_bindmagic(tp_int, __eq__, _py_int__eq__);
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py_bindmagic(tp_float, __eq__, _py_float__eq__);
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py_bindmagic(tp_int, __ne__, _py_int__ne__);
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py_bindmagic(tp_float, __ne__, _py_float__ne__);
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py_bindmagic(tp_int, __lt__, _py_int__lt__);
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py_bindmagic(tp_float, __lt__, _py_float__lt__);
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py_bindmagic(tp_int, __le__, _py_int__le__);
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py_bindmagic(tp_float, __le__, _py_float__le__);
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py_bindmagic(tp_int, __gt__, _py_int__gt__);
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py_bindmagic(tp_float, __gt__, _py_float__gt__);
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py_bindmagic(tp_int, __ge__, _py_int__ge__);
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py_bindmagic(tp_float, __ge__, _py_float__ge__);
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// __neg__
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py_bindmagic(tp_int, __neg__, _py_int__neg__);
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py_bindmagic(tp_float, __neg__, _py_float__neg__);
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// TODO: __repr__, __new__, __hash__
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// __truediv__
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py_bindmagic(tp_int, __truediv__, _py_int__truediv__);
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py_bindmagic(tp_float, __truediv__, _py_float__truediv__);
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// __pow__
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py_bindmagic(tp_int, __pow__, _py_number__pow__);
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py_bindmagic(tp_float, __pow__, _py_number__pow__);
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// __floordiv__ & __mod__
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py_bindmagic(tp_int, __floordiv__, _py_int__floordiv__);
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py_bindmagic(tp_int, __mod__, _py_int__mod__);
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// int.__invert__ & int.<BITWISE OP>
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py_bindmagic(tp_int, __invert__, _py_int__invert__);
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py_bindmagic(tp_int, __and__, _py_int__and__);
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py_bindmagic(tp_int, __or__, _py_int__or__);
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py_bindmagic(tp_int, __xor__, _py_int__xor__);
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py_bindmagic(tp_int, __lshift__, _py_int__lshift__);
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py_bindmagic(tp_int, __rshift__, _py_int__rshift__);
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// int.bit_length
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py_bindmethod(tp_int, "bit_length", _py_int__bit_length);
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// py_Ref builtins = py_getmodule("builtins");
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// py_newfunction(py_reg(0), _py_print,
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// "print(*args, sep=' ', end='\\n')",
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// BindType_FUNCTION
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// );
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// py_setdict(builtins, py_name("hello"), py_reg(0));
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} |