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py: Convert all uses of alloca() to use new scoped allocation API.

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This commit is contained in:
Damien George
2017-11-26 23:37:19 +11:00
parent 02d830c035
commit 1e5a33df41
6 changed files with 41 additions and 6 deletions
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16
py/vm.c
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@@ -1108,7 +1108,13 @@ unwind_return:
if (code_state->prev != NULL) {
mp_obj_t res = *sp;
mp_globals_set(code_state->old_globals);
code_state = code_state->prev;
mp_code_state_t *new_code_state = code_state->prev;
#if MICROPY_ENABLE_PYSTACK
// The sizeof in the following statement does not include the size of the variable
// part of the struct. This arg is anyway not used if pystack is enabled.
mp_nonlocal_free(code_state, sizeof(mp_code_state_t));
#endif
code_state = new_code_state;
*code_state->sp = res;
goto run_code_state;
}
@@ -1450,7 +1456,13 @@ unwind_loop:
#if MICROPY_STACKLESS
} else if (code_state->prev != NULL) {
mp_globals_set(code_state->old_globals);
code_state = code_state->prev;
mp_code_state_t *new_code_state = code_state->prev;
#if MICROPY_ENABLE_PYSTACK
// The sizeof in the following statement does not include the size of the variable
// part of the struct. This arg is anyway not used if pystack is enabled.
mp_nonlocal_free(code_state, sizeof(mp_code_state_t));
#endif
code_state = new_code_state;
size_t n_state = mp_decode_uint_value(code_state->fun_bc->bytecode);
fastn = &code_state->state[n_state - 1];
exc_stack = (mp_exc_stack_t*)(code_state->state + n_state);