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py: Expose compile.c:list_get as mp_parse_node_extract_list.

This commit is contained in:
Damien George 2015-02-13 02:29:46 +00:00
parent 8dfbd2d589
commit dfe944c3e5
3 changed files with 36 additions and 36 deletions
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51
py/compile.c
View File

@ -400,25 +400,6 @@ STATIC void apply_to_single_or_list(compiler_t *comp, mp_parse_node_t pn, pn_kin
}
}
STATIC int list_get(mp_parse_node_t *pn, pn_kind_t pn_kind, mp_parse_node_t **nodes) {
if (MP_PARSE_NODE_IS_NULL(*pn)) {
*nodes = NULL;
return 0;
} else if (MP_PARSE_NODE_IS_LEAF(*pn)) {
*nodes = pn;
return 1;
} else {
mp_parse_node_struct_t *pns = (mp_parse_node_struct_t*)(*pn);
if (MP_PARSE_NODE_STRUCT_KIND(pns) != pn_kind) {
*nodes = pn;
return 1;
} else {
*nodes = pns->nodes;
return MP_PARSE_NODE_STRUCT_NUM_NODES(pns);
}
}
}
STATIC void compile_generic_all_nodes(compiler_t *comp, mp_parse_node_struct_t *pns) {
int num_nodes = MP_PARSE_NODE_STRUCT_NUM_NODES(pns);
for (int i = 0; i < num_nodes; i++) {
@ -1213,7 +1194,7 @@ STATIC bool compile_built_in_decorator(compiler_t *comp, int name_len, mp_parse_
STATIC void compile_decorated(compiler_t *comp, mp_parse_node_struct_t *pns) {
// get the list of decorators
mp_parse_node_t *nodes;
int n = list_get(&pns->nodes[0], PN_decorators, &nodes);
int n = mp_parse_node_extract_list(&pns->nodes[0], PN_decorators, &nodes);
// inherit emit options for this function/class definition
uint emit_options = comp->scope_cur->emit_options;
@ -1226,7 +1207,7 @@ STATIC void compile_decorated(compiler_t *comp, mp_parse_node_struct_t *pns) {
// nodes[0] contains the decorator function, which is a dotted name
mp_parse_node_t *name_nodes;
int name_len = list_get(&pns_decorator->nodes[0], PN_dotted_name, &name_nodes);
int name_len = mp_parse_node_extract_list(&pns_decorator->nodes[0], PN_dotted_name, &name_nodes);
// check for built-in decorators
if (compile_built_in_decorator(comp, name_len, name_nodes, &emit_options)) {
@ -1529,7 +1510,7 @@ STATIC void compile_import_from(compiler_t *comp, mp_parse_node_struct_t *pns) {
// get the list of . and/or ...'s
mp_parse_node_t *nodes;
int n = list_get(&pn_rel, PN_one_or_more_period_or_ellipsis, &nodes);
int n = mp_parse_node_extract_list(&pn_rel, PN_one_or_more_period_or_ellipsis, &nodes);
// count the total number of .'s
for (int i = 0; i < n; i++) {
@ -1563,7 +1544,7 @@ STATIC void compile_import_from(compiler_t *comp, mp_parse_node_struct_t *pns) {
// build the "fromlist" tuple
mp_parse_node_t *pn_nodes;
int n = list_get(&pns->nodes[1], PN_import_as_names, &pn_nodes);
int n = mp_parse_node_extract_list(&pns->nodes[1], PN_import_as_names, &pn_nodes);
#if MICROPY_EMIT_CPYTHON
{
vstr_t *vstr = vstr_new();
@ -1635,7 +1616,7 @@ STATIC void compile_declare_global(compiler_t *comp, mp_parse_node_t pn, qstr qs
STATIC void compile_global_stmt(compiler_t *comp, mp_parse_node_struct_t *pns) {
if (comp->pass == MP_PASS_SCOPE) {
mp_parse_node_t *nodes;
int n = list_get(&pns->nodes[0], PN_name_list, &nodes);
int n = mp_parse_node_extract_list(&pns->nodes[0], PN_name_list, &nodes);
for (int i = 0; i < n; i++) {
compile_declare_global(comp, (mp_parse_node_t)pns, MP_PARSE_NODE_LEAF_ARG(nodes[i]));
}
@ -1665,7 +1646,7 @@ STATIC void compile_nonlocal_stmt(compiler_t *comp, mp_parse_node_struct_t *pns)
return;
}
mp_parse_node_t *nodes;
int n = list_get(&pns->nodes[0], PN_name_list, &nodes);
int n = mp_parse_node_extract_list(&pns->nodes[0], PN_name_list, &nodes);
for (int i = 0; i < n; i++) {
compile_declare_nonlocal(comp, (mp_parse_node_t)pns, MP_PARSE_NODE_LEAF_ARG(nodes[i]));
}
@ -1717,7 +1698,7 @@ STATIC void compile_if_stmt(compiler_t *comp, mp_parse_node_struct_t *pns) {
// compile elif blocks (if any)
mp_parse_node_t *pn_elif;
int n_elif = list_get(&pns->nodes[2], PN_if_stmt_elif_list, &pn_elif);
int n_elif = mp_parse_node_extract_list(&pns->nodes[2], PN_if_stmt_elif_list, &pn_elif);
for (int i = 0; i < n_elif; i++) {
assert(MP_PARSE_NODE_IS_STRUCT_KIND(pn_elif[i], PN_if_stmt_elif)); // should be
mp_parse_node_struct_t *pns_elif = (mp_parse_node_struct_t*)pn_elif[i];
@ -1900,7 +1881,7 @@ STATIC void compile_for_stmt(compiler_t *comp, mp_parse_node_struct_t *pns) {
&& MP_PARSE_NODE_IS_NULL(pns_it->nodes[2])) {
mp_parse_node_t pn_range_args = ((mp_parse_node_struct_t*)pns_it->nodes[1])->nodes[0];
mp_parse_node_t *args;
int n_args = list_get(&pn_range_args, PN_arglist, &args);
int n_args = mp_parse_node_extract_list(&pn_range_args, PN_arglist, &args);
mp_parse_node_t pn_range_start;
mp_parse_node_t pn_range_end;
mp_parse_node_t pn_range_step;
@ -2094,7 +2075,7 @@ STATIC void compile_try_stmt(compiler_t *comp, mp_parse_node_struct_t *pns) {
} else if (MP_PARSE_NODE_STRUCT_KIND(pns2) == PN_try_stmt_except_and_more) {
// try-except and possibly else and/or finally
mp_parse_node_t *pn_excepts;
int n_except = list_get(&pns2->nodes[0], PN_try_stmt_except_list, &pn_excepts);
int n_except = mp_parse_node_extract_list(&pns2->nodes[0], PN_try_stmt_except_list, &pn_excepts);
if (MP_PARSE_NODE_IS_NULL(pns2->nodes[2])) {
// no finally
compile_try_except(comp, pns->nodes[0], n_except, pn_excepts, pns2->nodes[1]);
@ -2105,7 +2086,7 @@ STATIC void compile_try_stmt(compiler_t *comp, mp_parse_node_struct_t *pns) {
} else {
// just try-except
mp_parse_node_t *pn_excepts;
int n_except = list_get(&pns->nodes[1], PN_try_stmt_except_list, &pn_excepts);
int n_except = mp_parse_node_extract_list(&pns->nodes[1], PN_try_stmt_except_list, &pn_excepts);
compile_try_except(comp, pns->nodes[0], n_except, pn_excepts, MP_PARSE_NODE_NULL);
}
} else {
@ -2148,7 +2129,7 @@ STATIC void compile_with_stmt_helper(compiler_t *comp, int n, mp_parse_node_t *n
STATIC void compile_with_stmt(compiler_t *comp, mp_parse_node_struct_t *pns) {
// get the nodes for the pre-bit of the with (the a as b, c as d, ... bit)
mp_parse_node_t *nodes;
int n = list_get(&pns->nodes[0], PN_with_stmt_list, &nodes);
int n = mp_parse_node_extract_list(&pns->nodes[0], PN_with_stmt_list, &nodes);
assert(n > 0);
// compile in a nested fashion
@ -2509,7 +2490,7 @@ STATIC void compile_trailer_paren_helper(compiler_t *comp, mp_parse_node_t pn_ar
// get the list of arguments
mp_parse_node_t *args;
int n_args = list_get(&pn_arglist, PN_arglist, &args);
int n_args = mp_parse_node_extract_list(&pn_arglist, PN_arglist, &args);
// compile the arguments
// Rather than calling compile_node on the list, we go through the list of args
@ -2771,7 +2752,7 @@ STATIC void compile_atom_brace(compiler_t *comp, mp_parse_node_struct_t *pns) {
// get tail elements (2nd, 3rd, ...)
mp_parse_node_t *nodes;
int n = list_get(&pns1->nodes[0], PN_dictorsetmaker_list2, &nodes);
int n = mp_parse_node_extract_list(&pns1->nodes[0], PN_dictorsetmaker_list2, &nodes);
// first element sets whether it's a dict or set
bool is_dict;
@ -3439,7 +3420,7 @@ STATIC void compile_scope_inline_asm(compiler_t *comp, scope_t *scope, pass_kind
// parameters are in pns->nodes[1]
if (comp->pass == MP_PASS_CODE_SIZE) {
mp_parse_node_t *pn_params;
int n_params = list_get(&pns->nodes[1], PN_typedargslist, &pn_params);
int n_params = mp_parse_node_extract_list(&pns->nodes[1], PN_typedargslist, &pn_params);
scope->num_pos_args = EMIT_INLINE_ASM_ARG(count_params, n_params, pn_params);
if (comp->compile_error != MP_OBJ_NULL) {
goto inline_asm_error;
@ -3450,7 +3431,7 @@ STATIC void compile_scope_inline_asm(compiler_t *comp, scope_t *scope, pass_kind
mp_parse_node_t pn_body = pns->nodes[3]; // body
mp_parse_node_t *nodes;
int num = list_get(&pn_body, PN_suite_block_stmts, &nodes);
int num = mp_parse_node_extract_list(&pn_body, PN_suite_block_stmts, &nodes);
/*
if (comp->pass == MP_PASS_EMIT) {
@ -3482,7 +3463,7 @@ STATIC void compile_scope_inline_asm(compiler_t *comp, scope_t *scope, pass_kind
qstr op = MP_PARSE_NODE_LEAF_ARG(pns2->nodes[0]);
pns2 = (mp_parse_node_struct_t*)pns2->nodes[1]; // PN_trailer_paren
mp_parse_node_t *pn_arg;
int n_args = list_get(&pns2->nodes[0], PN_arglist, &pn_arg);
int n_args = mp_parse_node_extract_list(&pns2->nodes[0], PN_arglist, &pn_arg);
// emit instructions
if (op == MP_QSTR_label) {

19
py/parse.c
View File

@ -199,6 +199,25 @@ void mp_parse_node_free(mp_parse_node_t pn) {
}
}
int mp_parse_node_extract_list(mp_parse_node_t *pn, mp_uint_t pn_kind, mp_parse_node_t **nodes) {
if (MP_PARSE_NODE_IS_NULL(*pn)) {
*nodes = NULL;
return 0;
} else if (MP_PARSE_NODE_IS_LEAF(*pn)) {
*nodes = pn;
return 1;
} else {
mp_parse_node_struct_t *pns = (mp_parse_node_struct_t*)(*pn);
if (MP_PARSE_NODE_STRUCT_KIND(pns) != pn_kind) {
*nodes = pn;
return 1;
} else {
*nodes = pns->nodes;
return MP_PARSE_NODE_STRUCT_NUM_NODES(pns);
}
}
}
#if MICROPY_DEBUG_PRINTERS
void mp_parse_node_print(mp_parse_node_t pn, mp_uint_t indent) {
if (MP_PARSE_NODE_IS_STRUCT(pn)) {

2
py/parse.h
View File

@ -77,7 +77,7 @@ typedef struct _mp_parse_node_struct_t {
mp_parse_node_t mp_parse_node_new_leaf(mp_int_t kind, mp_int_t arg);
void mp_parse_node_free(mp_parse_node_t pn);
int mp_parse_node_extract_list(mp_parse_node_t *pn, mp_uint_t pn_kind, mp_parse_node_t **nodes);
void mp_parse_node_print(mp_parse_node_t pn, mp_uint_t indent);
typedef enum {