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Second stage of qstr revamp: uPy str object can be qstr or not.

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This commit is contained in:
Damien George 2014-01-22 14:35:10 +00:00
parent 8ae1c1beac
commit 5fa93b6755
24 changed files with 377 additions and 275 deletions
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16
py/builtin.c
View File

@ -139,8 +139,8 @@ MP_DEFINE_CONST_FUN_OBJ_1(mp_builtin_callable_obj, mp_builtin_callable);
static mp_obj_t mp_builtin_chr(mp_obj_t o_in) {
int ord = mp_obj_get_int(o_in);
if (0 <= ord && ord <= 0x10ffff) {
char str[1] = {ord};
return mp_obj_new_str(qstr_from_strn(str, 1));
byte str[1] = {ord};
return mp_obj_new_str(str, 1, true);
} else {
nlr_jump(mp_obj_new_exception_msg(MP_QSTR_ValueError, "chr() arg not in range(0x110000)"));
}
@ -258,7 +258,7 @@ MP_DEFINE_CONST_FUN_OBJ_1(mp_builtin_next_obj, mp_builtin_next);
static mp_obj_t mp_builtin_ord(mp_obj_t o_in) {
uint len;
const byte *str = qstr_data(mp_obj_get_qstr(o_in), &len);
const byte *str = mp_obj_str_get_data(o_in, &len);
if (len == 1) {
return mp_obj_new_int(str[0]);
} else {
@ -305,8 +305,9 @@ MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_builtin_range_obj, 1, 3, mp_builtin_range
static mp_obj_t mp_builtin_repr(mp_obj_t o_in) {
vstr_t *vstr = vstr_new();
mp_obj_print_helper((void (*)(void *env, const char *fmt, ...))vstr_printf, vstr, o_in, PRINT_REPR);
// TODO don't intern this string
return mp_obj_new_str(qstr_from_strn_take(vstr->buf, vstr->alloc, vstr->len));
mp_obj_t s = mp_obj_new_str((byte*)vstr->buf, vstr->len, false);
vstr_free(vstr);
return s;
}
MP_DEFINE_CONST_FUN_OBJ_1(mp_builtin_repr_obj, mp_builtin_repr);
@ -345,8 +346,9 @@ MP_DEFINE_CONST_FUN_OBJ_KW(mp_builtin_sorted_obj, 1, mp_builtin_sorted);
static mp_obj_t mp_builtin_str(mp_obj_t o_in) {
vstr_t *vstr = vstr_new();
mp_obj_print_helper((void (*)(void*, const char*, ...))vstr_printf, vstr, o_in, PRINT_STR);
// TODO don't intern this string
return mp_obj_new_str(qstr_from_strn_take(vstr->buf, vstr->alloc, vstr->len));
mp_obj_t s = mp_obj_new_str((byte*)vstr->buf, vstr->len, false);
vstr_free(vstr);
return s;
}
MP_DEFINE_CONST_FUN_OBJ_1(mp_builtin_str_obj, mp_builtin_str);

2
py/builtineval.c
View File

@ -21,7 +21,7 @@
static mp_obj_t mp_builtin_eval(mp_obj_t o_in) {
uint str_len;
const byte *str = qstr_data(mp_obj_get_qstr(o_in), &str_len);
const byte *str = mp_obj_str_get_data(o_in, &str_len);
// create the lexer
mp_lexer_t *lex = mp_lexer_new_from_str_len("<string>", (const char*)str, str_len, 0);

7
py/builtinimport.c
View File

@ -29,7 +29,10 @@ mp_obj_t mp_builtin___import__(int n_args, mp_obj_t *args) {
}
*/
qstr mod_name = mp_obj_get_qstr(args[0]);
uint mod_name_l;
const byte *mod_name_s = mp_obj_str_get_data(args[0], &mod_name_l);
qstr mod_name = qstr_from_strn((const char*)mod_name_s, mod_name_l);
mp_obj_t loaded = mp_obj_module_get(mod_name);
if (loaded != MP_OBJ_NULL) {
return loaded;
@ -43,7 +46,7 @@ mp_obj_t mp_builtin___import__(int n_args, mp_obj_t *args) {
}
// create a new module object
mp_obj_t module_obj = mp_obj_new_module(mp_obj_get_qstr(args[0]));
mp_obj_t module_obj = mp_obj_new_module(mod_name);
// save the old context
mp_map_t *old_locals = rt_locals_get();

52
py/obj.c
View File

@ -14,7 +14,7 @@
#include "runtime.h"
#include "map.h"
mp_obj_t mp_obj_get_type(mp_obj_t o_in) {
mp_obj_type_t *mp_obj_get_type(mp_obj_t o_in) {
if (MP_OBJ_IS_SMALL_INT(o_in)) {
return (mp_obj_t)&int_type;
} else if (MP_OBJ_IS_QSTR(o_in)) {
@ -26,14 +26,7 @@ mp_obj_t mp_obj_get_type(mp_obj_t o_in) {
}
const char *mp_obj_get_type_str(mp_obj_t o_in) {
if (MP_OBJ_IS_SMALL_INT(o_in)) {
return "int";
} else if (MP_OBJ_IS_QSTR(o_in)) {
return "str";
} else {
mp_obj_base_t *o = o_in;
return o->type->name;
}
return mp_obj_get_type(o_in)->name;
}
void printf_wrapper(void *env, const char *fmt, ...) {
@ -44,17 +37,11 @@ void printf_wrapper(void *env, const char *fmt, ...) {
}
void mp_obj_print_helper(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t o_in, mp_print_kind_t kind) {
if (MP_OBJ_IS_SMALL_INT(o_in)) {
print(env, "%d", (int)MP_OBJ_SMALL_INT_VALUE(o_in));
} else if (MP_OBJ_IS_QSTR(o_in)) {
mp_obj_str_print_qstr(print, env, MP_OBJ_QSTR_VALUE(o_in), kind);
mp_obj_type_t *type = mp_obj_get_type(o_in);
if (type->print != NULL) {
type->print(print, env, o_in, kind);
} else {
mp_obj_base_t *o = o_in;
if (o->type->print != NULL) {
o->type->print(print, env, o_in, kind);
} else {
print(env, "<%s>", o->type->name);
}
print(env, "<%s>", type->name);
}
}
@ -94,12 +81,10 @@ machine_int_t mp_obj_hash(mp_obj_t o_in) {
return 1; // needs to hash to same as the integer 1, since True==1
} else if (MP_OBJ_IS_SMALL_INT(o_in)) {
return MP_OBJ_SMALL_INT_VALUE(o_in);
} else if (MP_OBJ_IS_QSTR(o_in)) {
return MP_OBJ_QSTR_VALUE(o_in);
} else if (MP_OBJ_IS_STR(o_in)) {
return mp_obj_str_get_hash(o_in);
} else if (MP_OBJ_IS_TYPE(o_in, &none_type)) {
return (machine_int_t)o_in;
} else if (MP_OBJ_IS_TYPE(o_in, &str_type)) {
return mp_obj_str_get(o_in);
} else {
assert(0);
return 0;
@ -138,10 +123,8 @@ bool mp_obj_equal(mp_obj_t o1, mp_obj_t o2) {
}
return false;
}
} else if (MP_OBJ_IS_QSTR(o1) || MP_OBJ_IS_QSTR(o2)) {
return false;
} else if (MP_OBJ_IS_TYPE(o1, &str_type) && MP_OBJ_IS_TYPE(o2, &str_type)) {
return mp_obj_str_get(o1) == mp_obj_str_get(o2);
} else if (MP_OBJ_IS_STR(o1) && MP_OBJ_IS_STR(o2)) {
return mp_obj_str_equal(o1, o2);
} else {
mp_obj_base_t *o = o1;
if (o->type->binary_op != NULL) {
@ -218,17 +201,6 @@ void mp_obj_get_complex(mp_obj_t arg, mp_float_t *real, mp_float_t *imag) {
}
#endif
qstr mp_obj_get_qstr(mp_obj_t arg) {
if (MP_OBJ_IS_QSTR(arg)) {
return MP_OBJ_QSTR_VALUE(arg);
} else if (MP_OBJ_IS_TYPE(arg, &str_type)) {
return mp_obj_str_get(arg);
} else {
assert(0);
return 0;
}
}
mp_obj_t *mp_obj_get_array_fixed_n(mp_obj_t o_in, machine_int_t n) {
if (MP_OBJ_IS_TYPE(o_in, &tuple_type) || MP_OBJ_IS_TYPE(o_in, &list_type)) {
uint seq_len;
@ -266,8 +238,8 @@ uint mp_get_index(const mp_obj_type_t *type, machine_uint_t len, mp_obj_t index)
// may return MP_OBJ_NULL
mp_obj_t mp_obj_len_maybe(mp_obj_t o_in) {
mp_small_int_t len = 0;
if (MP_OBJ_IS_TYPE(o_in, &str_type)) {
len = qstr_len(mp_obj_str_get(o_in));
if (MP_OBJ_IS_STR(o_in)) {
len = mp_obj_str_get_len(o_in);
} else if (MP_OBJ_IS_TYPE(o_in, &tuple_type)) {
uint seq_len;
mp_obj_t *seq_items;

18
py/obj.h
View File

@ -40,6 +40,7 @@ typedef struct _mp_obj_base_t mp_obj_base_t;
#define MP_OBJ_IS_QSTR(o) ((((mp_small_int_t)(o)) & 3) == 2)
#define MP_OBJ_IS_OBJ(o) ((((mp_small_int_t)(o)) & 3) == 0)
#define MP_OBJ_IS_TYPE(o, t) (MP_OBJ_IS_OBJ(o) && (((mp_obj_base_t*)(o))->type == (t)))
#define MP_OBJ_IS_STR(o) (MP_OBJ_IS_QSTR(o) || MP_OBJ_IS_TYPE(o, &str_type))
#define MP_OBJ_SMALL_INT_VALUE(o) (((mp_small_int_t)(o)) >> 1)
#define MP_OBJ_NEW_SMALL_INT(small_int) ((mp_obj_t)(((small_int) << 1) | 1))
@ -199,14 +200,14 @@ extern const mp_obj_t mp_const_stop_iteration; // special object indicating end
// General API for objects
mp_obj_t mp_obj_new_type(qstr name, mp_obj_t bases_tuple, mp_obj_t locals_dict);
mp_obj_t mp_obj_new_type(const char *name, mp_obj_t bases_tuple, mp_obj_t locals_dict);
mp_obj_t mp_obj_new_none(void);
mp_obj_t mp_obj_new_bool(bool value);
mp_obj_t mp_obj_new_cell(mp_obj_t obj);
mp_obj_t mp_obj_new_int(machine_int_t value);
mp_obj_t mp_obj_new_int_from_uint(machine_uint_t value);
mp_obj_t mp_obj_new_int_from_long_str(const char *s);
mp_obj_t mp_obj_new_str(qstr qstr);
mp_obj_t mp_obj_new_str(const byte* data, uint len, bool make_qstr_if_not_already);
#if MICROPY_ENABLE_FLOAT
mp_obj_t mp_obj_new_float(mp_float_t val);
mp_obj_t mp_obj_new_complex(mp_float_t real, mp_float_t imag);
@ -231,7 +232,7 @@ mp_obj_t mp_obj_new_slice(mp_obj_t start, mp_obj_t stop, mp_obj_t step);
mp_obj_t mp_obj_new_bound_meth(mp_obj_t meth, mp_obj_t self);
mp_obj_t mp_obj_new_module(qstr module_name);
mp_obj_t mp_obj_get_type(mp_obj_t o_in);
mp_obj_type_t *mp_obj_get_type(mp_obj_t o_in);
const char *mp_obj_get_type_str(mp_obj_t o_in);
void mp_obj_print_helper(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t o_in, mp_print_kind_t kind);
@ -248,7 +249,7 @@ machine_int_t mp_obj_get_int(mp_obj_t arg);
mp_float_t mp_obj_get_float(mp_obj_t self_in);
void mp_obj_get_complex(mp_obj_t self_in, mp_float_t *real, mp_float_t *imag);
#endif
qstr mp_obj_get_qstr(mp_obj_t arg);
//qstr mp_obj_get_qstr(mp_obj_t arg);
mp_obj_t *mp_obj_get_array_fixed_n(mp_obj_t o, machine_int_t n);
uint mp_get_index(const mp_obj_type_t *type, machine_uint_t len, mp_obj_t index);
mp_obj_t mp_obj_len_maybe(mp_obj_t o_in); /* may return NULL */
@ -279,8 +280,13 @@ void mp_obj_exception_get_traceback(mp_obj_t self_in, machine_uint_t *n, machine
// str
extern const mp_obj_type_t str_type;
qstr mp_obj_str_get(mp_obj_t self_in);
void mp_obj_str_print_qstr(void (*print)(void *env, const char *fmt, ...), void *env, qstr q, mp_print_kind_t kind);
mp_obj_t mp_obj_str_builder_start(uint len, byte **data);
mp_obj_t mp_obj_str_builder_end(mp_obj_t o_in);
bool mp_obj_str_equal(mp_obj_t s1, mp_obj_t s2);
uint mp_obj_str_get_hash(mp_obj_t self_in);
uint mp_obj_str_get_len(mp_obj_t self_in);
const char *mp_obj_str_get_str(mp_obj_t self_in); // use this only if you need the string to be null terminated
const byte *mp_obj_str_get_data(mp_obj_t self_in, uint *len);
#if MICROPY_ENABLE_FLOAT
// float

6
py/objarray.c
View File

@ -167,9 +167,11 @@ static mp_obj_t array_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const m
switch (n_args) {
case 2:
{
const char *code = qstr_str(mp_obj_str_get(args[0]));
// TODO check args
uint l;
const byte *s = mp_obj_str_get_data(args[0], &l);
mp_obj_t initializer = args[1];
return array_construct(*code, initializer);
return array_construct(*s, initializer);
}
default:

8
py/objfun.c
View File

@ -56,8 +56,7 @@ mp_obj_t fun_native_call(mp_obj_t self_in, uint n_args, uint n_kw, const mp_obj_
// TODO if n_kw==0 then don't allocate any memory for map (either pass NULL or allocate it on the heap)
mp_map_t *kw_args = mp_map_new(n_kw);
for (int i = 0; i < 2 * n_kw; i += 2) {
qstr name = mp_obj_str_get(args[n_args + i]);
mp_map_lookup(kw_args, MP_OBJ_NEW_QSTR(name), MP_MAP_LOOKUP_ADD_IF_NOT_FOUND)->value = args[n_args + i + 1];
mp_map_lookup(kw_args, args[n_args + i], MP_MAP_LOOKUP_ADD_IF_NOT_FOUND)->value = args[n_args + i + 1];
}
mp_obj_t res = ((mp_fun_kw_t)self->fun)(n_args, args, kw_args);
// TODO clean up kw_args
@ -214,9 +213,10 @@ machine_uint_t convert_obj_for_inline_asm(mp_obj_t obj) {
return 0;
} else if (obj == mp_const_true) {
return 1;
} else if (MP_OBJ_IS_TYPE(obj, &str_type)) {
} else if (MP_OBJ_IS_STR(obj)) {
// pointer to the string (it's probably constant though!)
return (machine_uint_t)qstr_str(mp_obj_str_get(obj));
uint l;
return (machine_uint_t)mp_obj_str_get_data(obj, &l);
#if MICROPY_ENABLE_FLOAT
} else if (MP_OBJ_IS_TYPE(obj, &float_type)) {
// convert float to int (could also pass in float registers)

35
py/objint.c
View File

@ -20,34 +20,35 @@ static mp_obj_t int_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const mp_
return MP_OBJ_NEW_SMALL_INT(0);
case 1:
if (MP_OBJ_IS_TYPE(args[0], &str_type)) {
if (MP_OBJ_IS_STR(args[0])) {
// a string, parse it
return MP_OBJ_NEW_SMALL_INT(strtonum(qstr_str(mp_obj_get_qstr(args[0])), 0));
uint l;
const byte *s = mp_obj_str_get_data(args[0], &l);
return MP_OBJ_NEW_SMALL_INT(strtonum((const char*)s, 0));
} else {
return MP_OBJ_NEW_SMALL_INT(mp_obj_get_int(args[0]));
}
case 2:
{
// should be a string, parse it
// TODO proper error checking of argument types
return MP_OBJ_NEW_SMALL_INT(strtonum(qstr_str(mp_obj_get_qstr(args[0])), mp_obj_get_int(args[1])));
uint l;
const byte *s = mp_obj_str_get_data(args[0], &l);
return MP_OBJ_NEW_SMALL_INT(strtonum((const char*)s, mp_obj_get_int(args[1])));
}
default:
nlr_jump(mp_obj_new_exception_msg_1_arg(MP_QSTR_TypeError, "int takes at most 2 arguments, %d given", (void*)(machine_int_t)n_args));
}
}
const mp_obj_type_t int_type = {
{ &mp_const_type },
"int",
.print = int_print,
.make_new = int_make_new,
.binary_op = int_binary_op,
};
#if MICROPY_LONGINT_IMPL == MICROPY_LONGINT_IMPL_NONE
// This is called only for non-SMALL_INT
void int_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
if (MP_OBJ_IS_SMALL_INT(self_in)) {
print(env, "%d", (int)MP_OBJ_SMALL_INT_VALUE(self_in));
}
}
// This is called only for non-SMALL_INT
@ -88,4 +89,12 @@ machine_int_t mp_obj_int_get_checked(mp_obj_t self_in) {
return MP_OBJ_SMALL_INT_VALUE(self_in);
}
#endif
#endif // MICROPY_LONGINT_IMPL == MICROPY_LONGINT_IMPL_NONE
const mp_obj_type_t int_type = {
{ &mp_const_type },
"int",
.print = int_print,
.make_new = int_make_new,
.binary_op = int_binary_op,
};

8
py/objint_longlong.c
View File

@ -24,8 +24,12 @@ static mp_obj_t mp_obj_new_int_from_ll(long long val);
#endif
void int_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
mp_obj_int_t *self = self_in;
print(env, "%lld" SUFFIX, self->val);
if (MP_OBJ_IS_SMALL_INT(self_in)) {
print(env, "%d", (int)MP_OBJ_SMALL_INT_VALUE(self_in));
} else {
mp_obj_int_t *self = self_in;
print(env, "%lld" SUFFIX, self->val);
}
}
mp_obj_t int_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {

2
py/objmodule.c
View File

@ -64,7 +64,7 @@ mp_obj_t mp_obj_new_module(qstr module_name) {
o->name = module_name;
o->globals = mp_map_new(1);
el->value = o;
mp_map_lookup(o->globals, MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_MAP_LOOKUP_ADD_IF_NOT_FOUND)->value = mp_obj_new_str(module_name);
mp_map_lookup(o->globals, MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_MAP_LOOKUP_ADD_IF_NOT_FOUND)->value = MP_OBJ_NEW_QSTR(module_name);
return o;
}

298
py/objstr.c
View File

@ -14,28 +14,35 @@
typedef struct _mp_obj_str_t {
mp_obj_base_t base;
qstr qstr;
machine_uint_t hash : 16; // XXX here we assume the hash size is 16 bits (it is at the moment; see qstr.c)
machine_uint_t len : 16; // len == number of bytes used in data, alloc = len + 1 because (at the moment) we also append a null byte
byte data[];
} mp_obj_str_t;
static mp_obj_t mp_obj_new_str_iterator(mp_obj_str_t *str, int cur);
// use this macro to extract the string hash
#define GET_STR_HASH(str_obj_in, str_hash) uint str_hash; if (MP_OBJ_IS_QSTR(str_obj_in)) { str_hash = qstr_hash(MP_OBJ_QSTR_VALUE(str_obj_in)); } else { str_hash = ((mp_obj_str_t*)str_obj_in)->hash; }
// use this macro to extract the string length
#define GET_STR_LEN(str_obj_in, str_len) uint str_len; if (MP_OBJ_IS_QSTR(str_obj_in)) { str_len = qstr_len(MP_OBJ_QSTR_VALUE(str_obj_in)); } else { str_len = ((mp_obj_str_t*)str_obj_in)->len; }
// use this macro to extract the string data and length
#define GET_STR_DATA_LEN(str_obj_in, str_data, str_len) const byte *str_data; uint str_len; if (MP_OBJ_IS_QSTR(str_obj_in)) { str_data = qstr_data(MP_OBJ_QSTR_VALUE(str_obj_in), &str_len); } else { str_len = ((mp_obj_str_t*)str_obj_in)->len; str_data = ((mp_obj_str_t*)str_obj_in)->data; }
static mp_obj_t mp_obj_new_str_iterator(mp_obj_t str, int cur);
/******************************************************************************/
/* str */
void mp_obj_str_print_qstr(void (*print)(void *env, const char *fmt, ...), void *env, qstr q, mp_print_kind_t kind) {
void str_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
GET_STR_DATA_LEN(self_in, str_data, str_len);
if (kind == PRINT_STR) {
print(env, "%s", qstr_str(q));
print(env, "%.*s", str_len, str_data);
} else {
// TODO need to escape chars etc
print(env, "'%s'", qstr_str(q));
print(env, "'%.*s'", str_len, str_data);
}
}
void str_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
mp_obj_str_t *self = self_in;
mp_obj_str_print_qstr(print, env, self->qstr, kind);
}
// like strstr but with specified length and allows \0 bytes
// TODO replace with something more efficient/standard
static const byte *find_subbytes(const byte *haystack, uint hlen, const byte *needle, uint nlen) {
@ -57,16 +64,14 @@ static const byte *find_subbytes(const byte *haystack, uint hlen, const byte *ne
}
mp_obj_t str_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
mp_obj_str_t *lhs = lhs_in;
uint lhs_len;
const byte *lhs_data = qstr_data(lhs->qstr, &lhs_len);
GET_STR_DATA_LEN(lhs_in, lhs_data, lhs_len);
switch (op) {
case RT_BINARY_OP_SUBSCR:
// TODO: need predicate to check for int-like type (bools are such for example)
// ["no", "yes"][1 == 2] is common idiom
if (MP_OBJ_IS_SMALL_INT(rhs_in)) {
uint index = mp_get_index(lhs->base.type, lhs_len, rhs_in);
return mp_obj_new_str(qstr_from_strn((const char*)lhs_data + index, 1));
uint index = mp_get_index(mp_obj_get_type(lhs_in), lhs_len, rhs_in);
return mp_obj_new_str(lhs_data + index, 1, true);
#if MICROPY_ENABLE_SLICE
} else if (MP_OBJ_IS_TYPE(rhs_in, &slice_type)) {
machine_int_t start, stop, step;
@ -89,7 +94,7 @@ mp_obj_t str_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
} else if (stop > lhs_len) {
stop = lhs_len;
}
return mp_obj_new_str(qstr_from_strn((const char*)lhs_data + start, stop - start));
return mp_obj_new_str(lhs_data + start, stop - start, false);
#endif
} else {
// Message doesn't match CPython, but we don't have so much bytes as they
@ -99,37 +104,48 @@ mp_obj_t str_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
case RT_BINARY_OP_ADD:
case RT_BINARY_OP_INPLACE_ADD:
if (MP_OBJ_IS_TYPE(rhs_in, &str_type)) {
if (MP_OBJ_IS_STR(rhs_in)) {
// add 2 strings
uint rhs_len;
const byte *rhs_data = qstr_data(((mp_obj_str_t*)rhs_in)->qstr, &rhs_len);
GET_STR_DATA_LEN(rhs_in, rhs_data, rhs_len);
int alloc_len = lhs_len + rhs_len;
/* code for making qstr
byte *q_ptr;
byte *val = qstr_build_start(alloc_len, &q_ptr);
memcpy(val, lhs_data, lhs_len);
memcpy(val + lhs_len, rhs_data, rhs_len);
return mp_obj_new_str(qstr_build_end(q_ptr));
return MP_OBJ_NEW_QSTR(qstr_build_end(q_ptr));
*/
// code for non-qstr
byte *data;
mp_obj_t s = mp_obj_str_builder_start(alloc_len, &data);
memcpy(data, lhs_data, lhs_len);
memcpy(data + lhs_len, rhs_data, rhs_len);
return mp_obj_str_builder_end(s);
}
break;
case RT_COMPARE_OP_IN:
case RT_COMPARE_OP_NOT_IN:
/* NOTE `a in b` is `b.__contains__(a)` */
if (MP_OBJ_IS_TYPE(rhs_in, &str_type)) {
uint rhs_len;
const byte *rhs_data = qstr_data(((mp_obj_str_t*)rhs_in)->qstr, &rhs_len);
if (MP_OBJ_IS_STR(rhs_in)) {
GET_STR_DATA_LEN(rhs_in, rhs_data, rhs_len);
return MP_BOOL((op == RT_COMPARE_OP_IN) ^ (find_subbytes(lhs_data, lhs_len, rhs_data, rhs_len) == NULL));
return mp_const_false;
}
break;
case RT_BINARY_OP_MULTIPLY:
{
if (!MP_OBJ_IS_SMALL_INT(rhs_in)) {
return NULL;
}
int n = MP_OBJ_SMALL_INT_VALUE(rhs_in);
char *s = m_new(char, lhs_len * n);
mp_seq_multiply(lhs_data, sizeof(*lhs_data), lhs_len, n, s);
return MP_OBJ_NEW_QSTR(qstr_from_strn_take(s, lhs_len * n, lhs_len * n));
byte *data;
mp_obj_t s = mp_obj_str_builder_start(lhs_len * n, &data);
mp_seq_multiply(lhs_data, sizeof(*lhs_data), lhs_len, n, data);
return mp_obj_str_builder_end(s);
}
}
@ -141,12 +157,10 @@ static mp_obj_t str_getiter(mp_obj_t o_in) {
}
mp_obj_t str_join(mp_obj_t self_in, mp_obj_t arg) {
assert(MP_OBJ_IS_TYPE(self_in, &str_type));
mp_obj_str_t *self = self_in;
assert(MP_OBJ_IS_STR(self_in));
// get separation string
const char *sep_str = qstr_str(self->qstr);
size_t sep_len = strlen(sep_str);
GET_STR_DATA_LEN(self_in, sep_str, sep_len);
// process args
uint seq_len;
@ -162,32 +176,31 @@ mp_obj_t str_join(mp_obj_t self_in, mp_obj_t arg) {
// count required length
int required_len = 0;
for (int i = 0; i < seq_len; i++) {
if (!MP_OBJ_IS_TYPE(seq_items[i], &str_type)) {
if (!MP_OBJ_IS_STR(seq_items[i])) {
goto bad_arg;
}
if (i > 0) {
required_len += sep_len;
}
required_len += strlen(qstr_str(mp_obj_str_get(seq_items[i])));
GET_STR_LEN(seq_items[i], l);
required_len += l;
}
// make joined string
byte *q_ptr;
byte *s_dest = qstr_build_start(required_len, &q_ptr);
byte *data;
mp_obj_t joined_str = mp_obj_str_builder_start(required_len, &data);
for (int i = 0; i < seq_len; i++) {
if (i > 0) {
memcpy(s_dest, sep_str, sep_len);
s_dest += sep_len;
memcpy(data, sep_str, sep_len);
data += sep_len;
}
uint s2_len;
const byte *s2 = qstr_data(mp_obj_str_get(seq_items[i]), &s2_len);
memcpy(s_dest, s2, s2_len);
s_dest += s2_len;
GET_STR_DATA_LEN(seq_items[i], s, l);
memcpy(data, s, l);
data += l;
}
qstr q = qstr_build_end(q_ptr);
// return joined string
return mp_obj_new_str(q);
return mp_obj_str_builder_end(joined_str);
bad_arg:
nlr_jump(mp_obj_new_exception_msg(MP_QSTR_TypeError, "?str.join expecting a list of str's"));
@ -207,47 +220,39 @@ static mp_obj_t str_split(uint n_args, const mp_obj_t *args) {
assert(sep == mp_const_none);
(void)sep; // unused; to hush compiler warning
mp_obj_t res = mp_obj_new_list(0, NULL);
const char *s = qstr_str(mp_obj_str_get(args[0]));
const char *start;
GET_STR_DATA_LEN(args[0], s, len);
const byte *top = s + len;
const byte *start;
// Initial whitespace is not counted as split, so we pre-do it
while (is_ws(*s)) s++;
while (*s && splits != 0) {
while (s < top && is_ws(*s)) s++;
while (s < top && splits != 0) {
start = s;
while (*s != 0 && !is_ws(*s)) s++;
rt_list_append(res, MP_OBJ_NEW_QSTR(qstr_from_strn(start, s - start)));
if (*s == 0) {
while (s < top && !is_ws(*s)) s++;
rt_list_append(res, mp_obj_new_str(start, s - start, false));
if (s >= top) {
break;
}
while (is_ws(*s)) s++;
while (s < top && is_ws(*s)) s++;
if (splits > 0) {
splits--;
}
}
if (*s != 0) {
rt_list_append(res, MP_OBJ_NEW_QSTR(qstr_from_str(s)));
if (s < top) {
rt_list_append(res, mp_obj_new_str(s, top - s, false));
}
return res;
}
static bool chr_in_str(const char* const str, const size_t str_len, const char c) {
for (size_t i = 0; i < str_len; i++) {
if (str[i] == c) {
return true;
}
}
return false;
}
static mp_obj_t str_find(uint n_args, const mp_obj_t *args) {
assert(2 <= n_args && n_args <= 4);
const char* haystack = qstr_str(mp_obj_str_get(args[0]));
const char* needle = qstr_str(mp_obj_str_get(args[1]));
assert(MP_OBJ_IS_STR(args[0]));
assert(MP_OBJ_IS_STR(args[1]));
size_t haystack_len = strlen(haystack);
size_t needle_len = strlen(needle);
GET_STR_DATA_LEN(args[0], haystack, haystack_len);
GET_STR_DATA_LEN(args[1], needle, needle_len);
size_t start = 0;
size_t end = haystack_len;
@ -259,7 +264,7 @@ static mp_obj_t str_find(uint n_args, const mp_obj_t *args) {
end = mp_get_index(&str_type, haystack_len, args[3]);
}
char *p = strstr(haystack + start, needle);
const byte *p = find_subbytes(haystack + start, haystack_len - start, needle, needle_len);
if (p == NULL) {
// not found
return MP_OBJ_NEW_SMALL_INT(-1);
@ -273,21 +278,34 @@ static mp_obj_t str_find(uint n_args, const mp_obj_t *args) {
}
}
static bool chr_in_str(const byte* const str, const size_t str_len, int c) {
for (size_t i = 0; i < str_len; i++) {
if (str[i] == c) {
return true;
}
}
return false;
}
mp_obj_t str_strip(uint n_args, const mp_obj_t *args) {
assert(1 <= n_args && n_args <= 2);
assert(MP_OBJ_IS_TYPE(args[0], &str_type));
const char *chars_to_del;
static const char whitespace[] = " \t\n\r\v\f";
assert(MP_OBJ_IS_STR(args[0]));
const byte *chars_to_del;
uint chars_to_del_len;
static const byte whitespace[] = " \t\n\r\v\f";
if (n_args == 1) {
chars_to_del = whitespace;
chars_to_del_len = sizeof(whitespace);
} else {
chars_to_del = qstr_str(mp_obj_str_get(args[1]));
assert(MP_OBJ_IS_STR(args[1]));
GET_STR_DATA_LEN(args[1], s, l);
chars_to_del = s;
chars_to_del_len = l;
}
const size_t chars_to_del_len = strlen(chars_to_del);
const char *orig_str = qstr_str(mp_obj_str_get(args[0]));
const size_t orig_str_len = strlen(orig_str);
GET_STR_DATA_LEN(args[0], orig_str, orig_str_len);
size_t first_good_char_pos = 0;
bool first_good_char_pos_set = false;
@ -303,30 +321,29 @@ mp_obj_t str_strip(uint n_args, const mp_obj_t *args) {
}
if (first_good_char_pos == 0 && last_good_char_pos == 0) {
//string is all whitespace, return ''
return mp_obj_new_str(MP_QSTR_);
// string is all whitespace, return ''
return MP_OBJ_NEW_QSTR(MP_QSTR_);
}
assert(last_good_char_pos >= first_good_char_pos);
//+1 to accomodate the last character
size_t stripped_len = last_good_char_pos - first_good_char_pos + 1;
return mp_obj_new_str(qstr_from_strn(orig_str + first_good_char_pos, stripped_len));
return mp_obj_new_str(orig_str + first_good_char_pos, stripped_len, false);
}
mp_obj_t str_format(uint n_args, const mp_obj_t *args) {
assert(MP_OBJ_IS_TYPE(args[0], &str_type));
mp_obj_str_t *self = args[0];
assert(MP_OBJ_IS_STR(args[0]));
const char *str = qstr_str(self->qstr);
GET_STR_DATA_LEN(args[0], str, len);
int arg_i = 1;
vstr_t *vstr = vstr_new();
for (; *str; str++) {
for (const byte *top = str + len; str < top; str++) {
if (*str == '{') {
str++;
if (*str == '{') {
if (str < top && *str == '{') {
vstr_add_char(vstr, '{');
} else {
while (*str != '}') str++;
while (str < top && *str != '}') str++;
if (arg_i >= n_args) {
nlr_jump(mp_obj_new_exception_msg(MP_QSTR_IndexError, "tuple index out of range"));
}
@ -339,7 +356,9 @@ mp_obj_t str_format(uint n_args, const mp_obj_t *args) {
}
}
return mp_obj_new_str(qstr_from_strn_take(vstr->buf, vstr->alloc, vstr->len));
mp_obj_t s = mp_obj_new_str((byte*)vstr->buf, vstr->len, false);
vstr_free(vstr);
return s;
}
static MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(str_find_obj, 2, 4, str_find);
@ -366,23 +385,102 @@ const mp_obj_type_t str_type = {
.methods = str_type_methods,
};
mp_obj_t mp_obj_new_str(qstr qstr) {
mp_obj_str_t *o = m_new_obj(mp_obj_str_t);
mp_obj_t mp_obj_str_builder_start(uint len, byte **data) {
mp_obj_str_t *o = m_new_obj_var(mp_obj_str_t, byte, len + 1);
o->base.type = &str_type;
o->qstr = qstr;
o->len = len;
*data = o->data;
return o;
}
qstr mp_obj_str_get(mp_obj_t self_in) {
if (MP_OBJ_IS_QSTR(self_in)) {
return MP_OBJ_QSTR_VALUE(self_in);
mp_obj_t mp_obj_str_builder_end(mp_obj_t o_in) {
assert(MP_OBJ_IS_STR(o_in));
mp_obj_str_t *o = o_in;
o->hash = qstr_compute_hash(o->data, o->len);
o->data[o->len] = '\0'; // for now we add null for compatibility with C ASCIIZ strings
return o;
}
mp_obj_t mp_obj_new_str(const byte* data, uint len, bool make_qstr_if_not_already) {
qstr q = qstr_find_strn(data, len);
if (q != MP_QSTR_NULL) {
// qstr with this data already exists
return MP_OBJ_NEW_QSTR(q);
} else if (make_qstr_if_not_already) {
// no existing qstr, make a new one
return MP_OBJ_NEW_QSTR(qstr_from_strn((const char*)data, len));
} else {
// no existing qstr, don't make one
mp_obj_str_t *o = m_new_obj_var(mp_obj_str_t, byte, len + 1);
o->base.type = &str_type;
o->hash = qstr_compute_hash(data, len);
o->len = len;
memcpy(o->data, data, len * sizeof(byte));
o->data[len] = '\0'; // for now we add null for compatibility with C ASCIIZ strings
return o;
}
if (MP_OBJ_IS_TYPE(self_in, &str_type)) {
mp_obj_str_t *self = self_in;
return self->qstr;
}
bool mp_obj_str_equal(mp_obj_t s1, mp_obj_t s2) {
if (MP_OBJ_IS_QSTR(s1) && MP_OBJ_IS_QSTR(s2)) {
return s1 == s2;
} else {
GET_STR_HASH(s1, h1);
GET_STR_HASH(s2, h2);
if (h1 != h2) {
return false;
}
GET_STR_DATA_LEN(s1, d1, l1);
GET_STR_DATA_LEN(s2, d2, l2);
if (l1 != l2) {
return false;
}
return strncmp((const char*)d1, (const char*)d2, l1) == 0;
}
}
uint mp_obj_str_get_hash(mp_obj_t self_in) {
if (MP_OBJ_IS_STR(self_in)) {
GET_STR_HASH(self_in, h);
return h;
} else {
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_TypeError, "Can't convert '%s' object to str implicitly",
mp_obj_get_type_str(self_in)));
}
}
uint mp_obj_str_get_len(mp_obj_t self_in) {
if (MP_OBJ_IS_STR(self_in)) {
GET_STR_LEN(self_in, l);
return l;
} else {
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_TypeError, "Can't convert '%s' object to str implicitly",
mp_obj_get_type_str(self_in)));
}
}
// only use this function if you need the str data to be zero terminated
// at the moment all strings are zero terminated to help with C ASCIIZ compatibility
const char *mp_obj_str_get_str(mp_obj_t self_in) {
if (MP_OBJ_IS_STR(self_in)) {
GET_STR_DATA_LEN(self_in, s, l);
(void)l; // len unused
return (const char*)s;
} else {
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_TypeError, "Can't convert '%s' object to str implicitly",
mp_obj_get_type_str(self_in)));
}
}
const byte *mp_obj_str_get_data(mp_obj_t self_in, uint *len) {
if (MP_OBJ_IS_STR(self_in)) {
GET_STR_DATA_LEN(self_in, s, l);
*len = l;
return s;
} else {
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_TypeError, "Can't convert '%s' object to str implicitly",
mp_obj_get_type_str(self_in)));
}
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_TypeError, "Can't convert '%s' object to str implicitly",
mp_obj_get_type_str(self_in)));
}
/******************************************************************************/
@ -390,15 +488,15 @@ qstr mp_obj_str_get(mp_obj_t self_in) {
typedef struct _mp_obj_str_it_t {
mp_obj_base_t base;
mp_obj_str_t *str;
mp_obj_t str;
machine_uint_t cur;
} mp_obj_str_it_t;
mp_obj_t str_it_iternext(mp_obj_t self_in) {
mp_obj_str_it_t *self = self_in;
const char *str = qstr_str(self->str->qstr);
if (self->cur < strlen(str)) {
mp_obj_t o_out = mp_obj_new_str(qstr_from_strn(str + self->cur, 1));
GET_STR_DATA_LEN(self->str, str, len);
if (self->cur < len) {
mp_obj_t o_out = mp_obj_new_str(str + self->cur, 1, true);
self->cur += 1;
return o_out;
} else {
@ -412,7 +510,7 @@ static const mp_obj_type_t str_it_type = {
.iternext = str_it_iternext,
};
mp_obj_t mp_obj_new_str_iterator(mp_obj_str_t *str, int cur) {
mp_obj_t mp_obj_new_str_iterator(mp_obj_t str, int cur) {
mp_obj_str_it_t *o = m_new_obj(mp_obj_str_it_t);
o->base.type = &str_it_type;
o->str = str;

6
py/objtype.c
View File

@ -251,7 +251,7 @@ static mp_obj_t type_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const mp
// args[0] = name
// args[1] = bases tuple
// args[2] = locals dict
return mp_obj_new_type(mp_obj_get_qstr(args[0]), args[1], args[2]);
return mp_obj_new_type(mp_obj_str_get_str(args[0]), args[1], args[2]);
default:
nlr_jump(mp_obj_new_exception_msg(MP_QSTR_TypeError, "type takes at 1 or 3 arguments"));
@ -323,12 +323,12 @@ const mp_obj_type_t mp_const_type = {
.store_attr = type_store_attr,
};
mp_obj_t mp_obj_new_type(qstr name, mp_obj_t bases_tuple, mp_obj_t locals_dict) {
mp_obj_t mp_obj_new_type(const char *name, mp_obj_t bases_tuple, mp_obj_t locals_dict) {
assert(MP_OBJ_IS_TYPE(bases_tuple, &tuple_type)); // Micro Python restriction, for now
assert(MP_OBJ_IS_TYPE(locals_dict, &dict_type)); // Micro Python restriction, for now
mp_obj_type_t *o = m_new0(mp_obj_type_t, 1);
o->base.type = &mp_const_type;
o->name = qstr_str(name);
o->name = name;
o->print = class_print;
o->make_new = class_make_new;
o->binary_op = class_binary_op;

10
py/qstr.c
View File

@ -29,7 +29,7 @@
#define Q_GET_LENGTH(q) ((q)[2] | ((q)[3] << 8))
#define Q_GET_DATA(q) ((q) + 4)
static machine_uint_t compute_hash(const byte *data, uint len) {
machine_uint_t qstr_compute_hash(const byte *data, uint len) {
machine_uint_t hash = 0;
for (const byte *top = data + len; data < top; data++) {
hash += *data;
@ -99,9 +99,9 @@ static qstr qstr_add(const byte *q_ptr) {
return last_pool->total_prev_len + last_pool->len - 1;
}
static qstr qstr_find_strn(const byte *str, uint str_len) {
qstr qstr_find_strn(const byte *str, uint str_len) {
// work out hash of str
machine_uint_t str_hash = compute_hash((const byte*)str, str_len);
machine_uint_t str_hash = qstr_compute_hash((const byte*)str, str_len);
// search pools for the data
for (qstr_pool_t *pool = last_pool; pool != NULL; pool = pool->prev) {
@ -123,7 +123,7 @@ qstr qstr_from_str(const char *str) {
qstr qstr_from_strn(const char *str, uint len) {
qstr q = qstr_find_strn((const byte*)str, len);
if (q == 0) {
machine_uint_t hash = compute_hash((const byte*)str, len);
machine_uint_t hash = qstr_compute_hash((const byte*)str, len);
byte *q_ptr = m_new(byte, 4 + len + 1);
q_ptr[0] = hash;
q_ptr[1] = hash >> 8;
@ -154,7 +154,7 @@ qstr qstr_build_end(byte *q_ptr) {
qstr q = qstr_find_strn(Q_GET_DATA(q_ptr), Q_GET_LENGTH(q_ptr));
if (q == 0) {
machine_uint_t len = Q_GET_LENGTH(q_ptr);
machine_uint_t hash = compute_hash(Q_GET_DATA(q_ptr), len);
machine_uint_t hash = qstr_compute_hash(Q_GET_DATA(q_ptr), len);
q_ptr[0] = hash;
q_ptr[1] = hash >> 8;
q_ptr[4 + len] = '\0';

3
py/qstr.h
View File

@ -20,6 +20,9 @@ typedef machine_uint_t qstr;
void qstr_init(void);
machine_uint_t qstr_compute_hash(const byte *data, uint len);
qstr qstr_find_strn(const byte *str, uint str_len); // returns MP_QSTR_NULL if not found
qstr qstr_from_str(const char *str);
qstr qstr_from_strn(const char *str, uint len);
//qstr qstr_from_str_static(const char *str);

87
py/runtime.c
View File

@ -18,6 +18,7 @@
#include "map.h"
#include "builtin.h"
#include "objarray.h"
#include "bc.h"
#if 0 // print debugging info
#define DEBUG_PRINT (1)
@ -77,7 +78,7 @@ static void mp_map_add_qstr(mp_map_t *map, qstr qstr, mp_obj_t value) {
void rt_init(void) {
// locals = globals for outer module (see Objects/frameobject.c/PyFrame_New())
map_locals = map_globals = mp_map_new(1);
mp_map_add_qstr(map_globals, MP_QSTR___name__, mp_obj_new_str(MP_QSTR___main__));
mp_map_add_qstr(map_globals, MP_QSTR___name__, MP_OBJ_NEW_QSTR(MP_QSTR___main__));
// init built-in hash table
mp_map_init(&map_builtins, 3);
@ -306,12 +307,8 @@ int rt_is_true(mp_obj_t arg) {
return 0;
} else if (arg == mp_const_true) {
return 1;
} else if (MP_OBJ_IS_QSTR(arg)) {
// TODO: \0
return *qstr_str(MP_OBJ_QSTR_VALUE(arg)) != 0;
} else if (MP_OBJ_IS_TYPE(arg, &str_type)) {
// TODO: \0
return *qstr_str(mp_obj_str_get(arg)) != 0;
} else if (MP_OBJ_IS_STR(arg)) {
return mp_obj_str_get_len(arg) != 0;
} else if (MP_OBJ_IS_TYPE(arg, &list_type)) {
uint len;
mp_obj_t *dummy;
@ -404,7 +401,7 @@ mp_obj_t rt_load_const_dec(qstr qstr) {
mp_obj_t rt_load_const_str(qstr qstr) {
DEBUG_OP_printf("load '%s'\n", qstr_str(qstr));
return mp_obj_new_str(qstr);
return MP_OBJ_NEW_QSTR(qstr);
}
mp_obj_t rt_load_name(qstr qstr) {
@ -616,25 +613,23 @@ mp_obj_t rt_binary_op(int op, mp_obj_t lhs, mp_obj_t rhs) {
* needs to go below
*/
if (op == RT_COMPARE_OP_IN || op == RT_COMPARE_OP_NOT_IN) {
if (!MP_OBJ_IS_SMALL_INT(rhs)) {
mp_obj_base_t *o = rhs;
if (o->type->binary_op != NULL) {
mp_obj_t res = o->type->binary_op(op, rhs, lhs);
if (res != NULL) {
return res;
mp_obj_type_t *type = mp_obj_get_type(rhs);
if (type->binary_op != NULL) {
mp_obj_t res = type->binary_op(op, rhs, lhs);
if (res != NULL) {
return res;
}
}
if (type->getiter != NULL) {
/* second attempt, walk the iterator */
mp_obj_t next = NULL;
mp_obj_t iter = rt_getiter(rhs);
while ((next = rt_iternext(iter)) != mp_const_stop_iteration) {
if (mp_obj_equal(next, lhs)) {
return MP_BOOL(op == RT_COMPARE_OP_IN);
}
}
if (o->type->getiter != NULL) {
/* second attempt, walk the iterator */
mp_obj_t next = NULL;
mp_obj_t iter = rt_getiter(rhs);
while ((next = rt_iternext(iter)) != mp_const_stop_iteration) {
if (mp_obj_equal(next, lhs)) {
return MP_BOOL(op == RT_COMPARE_OP_IN);
}
}
return MP_BOOL(op != RT_COMPARE_OP_IN);
}
return MP_BOOL(op != RT_COMPARE_OP_IN);
}
nlr_jump(mp_obj_new_exception_msg_varg(
@ -643,17 +638,17 @@ mp_obj_t rt_binary_op(int op, mp_obj_t lhs, mp_obj_t rhs) {
return mp_const_none;
}
if (MP_OBJ_IS_OBJ(lhs)) {
mp_obj_base_t *o = lhs;
if (o->type->binary_op != NULL) {
mp_obj_t result = o->type->binary_op(op, lhs, rhs);
if (result != NULL) {
return result;
}
// generic binary_op supplied by type
mp_obj_type_t *type = mp_obj_get_type(lhs);
if (type->binary_op != NULL) {
mp_obj_t result = type->binary_op(op, lhs, rhs);
if (result != MP_OBJ_NULL) {
return result;
}
// TODO implement dispatch for reverse binary ops
}
// TODO implement dispatch for reverse binary ops
// TODO specify in error message what the operator is
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_TypeError,
"unsupported operand types for binary operator: '%s', '%s'",
@ -900,35 +895,27 @@ void rt_store_subscr(mp_obj_t base, mp_obj_t index, mp_obj_t value) {
}
mp_obj_t rt_getiter(mp_obj_t o_in) {
if (MP_OBJ_IS_SMALL_INT(o_in)) {
nlr_jump(mp_obj_new_exception_msg(MP_QSTR_TypeError, "'int' object is not iterable"));
mp_obj_type_t *type = mp_obj_get_type(o_in);
if (type->getiter != NULL) {
return type->getiter(o_in);
} else {
mp_obj_base_t *o = o_in;
if (o->type->getiter != NULL) {
return o->type->getiter(o_in);
} else {
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_TypeError, "'%s' object is not iterable", o->type->name));
}
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_TypeError, "'%s' object is not iterable", type->name));
}
}
mp_obj_t rt_iternext(mp_obj_t o_in) {
if (MP_OBJ_IS_SMALL_INT(o_in)) {
nlr_jump(mp_obj_new_exception_msg(MP_QSTR_TypeError, "'int' object is not an iterator"));
mp_obj_type_t *type = mp_obj_get_type(o_in);
if (type->iternext != NULL) {
return type->iternext(o_in);
} else {
mp_obj_base_t *o = o_in;
if (o->type->iternext != NULL) {
return o->type->iternext(o_in);
} else {
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_TypeError, "'%s' object is not an iterator", o->type->name));
}
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_TypeError, "'%s' object is not an iterator", type->name));
}
}
mp_obj_t rt_import_name(qstr name, mp_obj_t fromlist, mp_obj_t level) {
// build args array
mp_obj_t args[5];
args[0] = mp_obj_new_str(name);
args[0] = MP_OBJ_NEW_QSTR(name);
args[1] = mp_const_none; // TODO should be globals
args[2] = mp_const_none; // TODO should be locals
args[3] = fromlist;

17
py/stream.c
View File

@ -23,15 +23,15 @@ static mp_obj_t stream_read(uint n_args, const mp_obj_t *args) {
if (n_args == 1 || ((sz = mp_obj_get_int(args[1])) == -1)) {
return stream_readall(args[0]);
}
char *buf = m_new(char, sz);
byte *buf = m_new(byte, sz);
int error;
machine_int_t out_sz = o->type->stream_p.read(o, buf, sz, &error);
if (out_sz == -1) {
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_OSError, "[Errno %d]", error));
} else {
// TODO don't intern this string
buf = m_realloc(buf, sz, out_sz);
return mp_obj_new_str(qstr_from_strn_take(buf, out_sz, out_sz));
mp_obj_t s = mp_obj_new_str(buf, out_sz, false); // will reallocate to use exact size
m_free(buf, sz);
return s;
}
}
@ -43,7 +43,7 @@ static mp_obj_t stream_write(mp_obj_t self_in, mp_obj_t arg) {
}
uint sz;
const byte *buf = qstr_data(mp_obj_get_qstr(arg), &sz);
const byte *buf = mp_obj_str_get_data(arg, &sz);
int error;
machine_int_t out_sz = o->type->stream_p.write(self_in, buf, sz, &error);
if (out_sz == -1) {
@ -92,9 +92,10 @@ static mp_obj_t stream_readall(mp_obj_t self_in) {
}
}
}
// TODO don't intern this string
vstr_set_size(vstr, total_size);
return mp_obj_new_str(qstr_from_strn_take(vstr->buf, vstr->alloc, total_size));
mp_obj_t s = mp_obj_new_str((byte*)vstr->buf, total_size, false);
vstr_free(vstr);
return s;
}
// Unbuffered, inefficient implementation of readline() for raw I/O files.

4
stm/lcd.c
View File

@ -165,7 +165,9 @@ mp_obj_t lcd_pix_show(void) {
}
mp_obj_t lcd_print(mp_obj_t text) {
lcd_print_str(qstr_str(mp_obj_get_qstr(text)));
uint len;
const byte *data = mp_obj_str_get_data(text, &len);
lcd_print_strn((const char*)data, len);
return mp_const_none;
}

39
stm/main.c
View File

@ -69,16 +69,20 @@ void __fatal_error(const char *msg) {
}
}
static qstr pyb_config_source_dir = 0;
static qstr pyb_config_main = 0;
static mp_obj_t pyb_config_source_dir = MP_OBJ_NULL;
static mp_obj_t pyb_config_main = MP_OBJ_NULL;
mp_obj_t pyb_source_dir(mp_obj_t source_dir) {
pyb_config_source_dir = mp_obj_get_qstr(source_dir);
if (MP_OBJ_IS_STR(source_dir)) {
pyb_config_source_dir = source_dir;
}
return mp_const_none;
}
mp_obj_t pyb_main(mp_obj_t main) {
pyb_config_main = mp_obj_get_qstr(main);
if (MP_OBJ_IS_STR(main)) {
pyb_config_main = main;
}
return mp_const_none;
}
@ -482,7 +486,7 @@ mp_obj_t pyb_gc(void) {
mp_obj_t pyb_gpio(uint n_args, mp_obj_t *args) {
//assert(1 <= n_args && n_args <= 2);
const char *pin_name = qstr_str(mp_obj_get_qstr(args[0]));
const char *pin_name = mp_obj_str_get_str(args[0]);
GPIO_TypeDef *port;
switch (pin_name[0]) {
case 'A': case 'a': port = GPIOA; break;
@ -630,21 +634,22 @@ void file_obj_print(void (*print)(void *env, const char *fmt, ...), void *env, m
mp_obj_t file_obj_read(mp_obj_t self_in, mp_obj_t arg) {
pyb_file_obj_t *self = self_in;
int n = mp_obj_get_int(arg);
char *buf = m_new(char, n);
byte *buf = m_new(byte, n);
UINT n_out;
f_read(&self->fp, buf, n, &n_out);
return mp_obj_new_str(qstr_from_strn_take(buf, n, n_out));
return mp_obj_new_str(buf, n_out, false);
}
mp_obj_t file_obj_write(mp_obj_t self_in, mp_obj_t arg) {
pyb_file_obj_t *self = self_in;
const char *s = qstr_str(mp_obj_get_qstr(arg));
uint l;
const byte *s = mp_obj_str_get_data(arg, &l);
UINT n_out;
FRESULT res = f_write(&self->fp, s, strlen(s), &n_out);
FRESULT res = f_write(&self->fp, s, l, &n_out);
if (res != FR_OK) {
printf("File error: could not write to file; error code %d\n", res);
} else if (n_out != strlen(s)) {
printf("File error: could not write all data to file; wrote %d / %d bytes\n", n_out, strlen(s));
} else if (n_out != l) {
printf("File error: could not write all data to file; wrote %d / %d bytes\n", n_out, l);
}
return mp_const_none;
}
@ -676,8 +681,8 @@ static const mp_obj_type_t file_obj_type = {
};
mp_obj_t pyb_io_open(mp_obj_t o_filename, mp_obj_t o_mode) {
const char *filename = qstr_str(mp_obj_get_qstr(o_filename));
const char *mode = qstr_str(mp_obj_get_qstr(o_mode));
const char *filename = mp_obj_str_get_str(o_filename);
const char *mode = mp_obj_str_get_str(o_mode);
pyb_file_obj_t *self = m_new_obj(pyb_file_obj_t);
self->base.type = &file_obj_type;
if (mode[0] == 'r') {
@ -931,16 +936,16 @@ soft_reset:
{
vstr_t *vstr = vstr_new();
vstr_add_str(vstr, "0:/");
if (pyb_config_source_dir == 0) {
if (pyb_config_source_dir == MP_OBJ_NULL) {
vstr_add_str(vstr, "src");
} else {
vstr_add_str(vstr, qstr_str(pyb_config_source_dir));
vstr_add_str(vstr, mp_obj_str_get_str(pyb_config_source_dir));
}
vstr_add_char(vstr, '/');
if (pyb_config_main == 0) {
if (pyb_config_main == MP_OBJ_NULL) {
vstr_add_str(vstr, "main.py");
} else {
vstr_add_str(vstr, qstr_str(pyb_config_main));
vstr_add_str(vstr, mp_obj_str_get_str(pyb_config_main));
}
if (!do_file(vstr_str(vstr))) {
flash_error(3);

2
stm/string0.c
View File

@ -34,7 +34,7 @@ void *memset(void *s, int c, size_t n) {
return s;
}
int strlen(const char *str) {
size_t strlen(const char *str) {
int len = 0;
for (const char *s = str; *s; s++) {
len += 1;

11
stm/usart.c
View File

@ -151,6 +151,12 @@ void usart_tx_str(pyb_usart_t usart_id, const char *str) {
}
}
void usart_tx_bytes(pyb_usart_t usart_id, const byte *data, uint len) {
for (; len > 0; data++, len--) {
usart_tx_char(usart_id, *data);
}
}
void usart_tx_strn_cooked(pyb_usart_t usart_id, const char *str, int len) {
for (const char *top = str + len; str < top; str++) {
if (*str == '\n') {
@ -201,8 +207,9 @@ static mp_obj_t usart_obj_tx_str(mp_obj_t self_in, mp_obj_t s) {
pyb_usart_obj_t *self = self_in;
if (self->is_enabled) {
if (MP_OBJ_IS_TYPE(s, &str_type)) {
const char *str = qstr_str(mp_obj_get_qstr(s));
usart_tx_str(self->usart_id, str);
uint len;
const byte *data = mp_obj_str_get_data(s, &len);
usart_tx_bytes(self->usart_id, data, len);
}
}
return mp_const_none;

1
unix-cpy/main.c
View File

@ -5,6 +5,7 @@
#include "nlr.h"
#include "misc.h"
#include "mpconfig.h"
#include "qstr.h"
#include "lexer.h"
#include "lexerunix.h"
#include "parse.h"

4
unix/file.c
View File

@ -64,10 +64,10 @@ static mp_obj_t fdfile_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const
return o;
}
const char *fname = qstr_str(mp_obj_get_qstr(args[0]));
const char *fname = mp_obj_str_get_str(args[0]);
const char *mode_s;
if (n_args > 1) {
mode_s = qstr_str(mp_obj_get_qstr(args[1]));
mode_s = mp_obj_str_get_str(args[1]);
} else {
mode_s = "r";
}

2
unix/main.c
View File

@ -235,7 +235,7 @@ int main(int argc, char **argv) {
// test_obj = TestClass()
// test_obj.attr = 42
mp_obj_t test_class_type, test_class_instance;
test_class_type = mp_obj_new_type(QSTR_FROM_STR_STATIC("TestClass"), mp_const_empty_tuple, mp_obj_new_dict(0));
test_class_type = mp_obj_new_type("TestClass", mp_const_empty_tuple, mp_obj_new_dict(0));
rt_store_name(QSTR_FROM_STR_STATIC("test_obj"), test_class_instance = rt_call_function_0(test_class_type));
rt_store_attr(test_class_instance, QSTR_FROM_STR_STATIC("attr"), mp_obj_new_int(42));

14
unix/socket.c
View File

@ -153,8 +153,8 @@ static mp_obj_t socket_send(uint n_args, const mp_obj_t *args) {
flags = MP_OBJ_SMALL_INT_VALUE(args[2]);
}
const char *buf = qstr_str(mp_obj_str_get(args[1]));
int sz = strlen(buf);
uint sz;
const byte *buf = mp_obj_str_get_data(args[1], &sz);
int out_sz = send(self->fd, buf, sz, flags);
RAISE_ERRNO(out_sz, errno);
@ -225,7 +225,7 @@ static MP_DEFINE_CONST_FUN_OBJ_1(mod_socket_htons_obj, mod_socket_htons);
static mp_obj_t mod_socket_inet_aton(mp_obj_t arg) {
assert(MP_OBJ_IS_TYPE(arg, &str_type));
const char *s = qstr_str(mp_obj_str_get(arg));
const char *s = mp_obj_str_get_str(arg);
struct in_addr addr;
if (!inet_aton(s, &addr)) {
nlr_jump(mp_obj_new_exception_msg(MP_QSTR_OSError, "Invalid IP address"));
@ -238,7 +238,7 @@ static MP_DEFINE_CONST_FUN_OBJ_1(mod_socket_inet_aton_obj, mod_socket_inet_aton)
#if MICROPY_SOCKET_EXTRA
static mp_obj_t mod_socket_gethostbyname(mp_obj_t arg) {
assert(MP_OBJ_IS_TYPE(arg, &str_type));
const char *s = qstr_str(mp_obj_str_get(arg));
const char *s = mp_obj_str_get_str(arg);
struct hostent *h = gethostbyname(s);
if (h == NULL) {
nlr_jump(mp_obj_new_exception_msg_varg(MP_QSTR_OSError, "[Errno %d]", errno));
@ -252,9 +252,9 @@ static MP_DEFINE_CONST_FUN_OBJ_1(mod_socket_gethostbyname_obj, mod_socket_gethos
static mp_obj_t mod_socket_getaddrinfo(uint n_args, const mp_obj_t *args) {
// TODO: Implement all args
assert(n_args == 2);
assert(MP_OBJ_IS_TYPE(args[0], &str_type));
assert(MP_OBJ_IS_STR(args[0]));
const char *host = qstr_str(mp_obj_str_get(args[0]));
const char *host = mp_obj_str_get_str(args[0]);
const char *serv = NULL;
// getaddrinfo accepts port in string notation, so however
// it may seem stupid, we need to convert int to str
@ -264,7 +264,7 @@ static mp_obj_t mod_socket_getaddrinfo(uint n_args, const mp_obj_t *args) {
sprintf(buf, "%d", port);
serv = buf;
} else {
serv = qstr_str(mp_obj_str_get(args[1]));
serv = mp_obj_str_get_str(args[1]);
}
struct addrinfo hints;