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Make VM stack grow upwards, and so no reversed args arrays.

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Change state layout in VM so the stack starts at state[0] and grows
upwards.  Locals are at the top end of the state and number downwards.
This cleans up a lot of the interface connecting the VM to C: now all
functions that take an array of Micro Python objects are in order (ie no
longer in reverse).

Also clean up C API with keyword arguments (call_n and call_n_kw
replaced with single call method that takes keyword arguments).  And now
make_new takes keyword arguments.

emitnative.c has not yet been changed to comply with the new order of
stack layout.
This commit is contained in:
Damien George
2014-01-18 14:10:48 +00:00
parent 8655065f8c
commit 20006dbba9
28 changed files with 325 additions and 372 deletions
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8
py/objset.c
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@@ -46,7 +46,9 @@ void set_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj
}
static mp_obj_t set_make_new(mp_obj_t type_in, int n_args, const mp_obj_t *args) {
static mp_obj_t set_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const mp_obj_t *args) {
// TODO check n_kw == 0
switch (n_args) {
case 0:
// return a new, empty set
@@ -239,7 +241,7 @@ static mp_obj_t set_issubset_internal(mp_obj_t self_in, mp_obj_t other_in, bool
if (MP_OBJ_IS_TYPE(self_in, &set_type)) {
self = self_in;
} else {
self = set_make_new(NULL, 1, &self_in);
self = set_make_new((mp_obj_t)&set_type, 1, 0, &self_in);
cleanup_self = true;
}
@@ -248,7 +250,7 @@ static mp_obj_t set_issubset_internal(mp_obj_t self_in, mp_obj_t other_in, bool
if (MP_OBJ_IS_TYPE(other_in, &set_type)) {
other = other_in;
} else {
other = set_make_new(NULL, 1, &other_in);
other = set_make_new((mp_obj_t)&set_type, 1, 0, &other_in);
cleanup_other = true;
}
bool out = true;