kopia lustrzana https://github.com/micropython/micropython
py/emit: Combine load/store/delete attr into one emit function.
Reduces code size by:
bare-arm: -20
minimal x86: -140
unix x64: -408
unix nanbox: -140
stm32: -68
cc3200: -16
esp8266: -80
esp32: -32
pull/3814/head
Damien George
rodzic
a4941a8ba4
commit
6211d979ee
14
py/compile.c
14
py/compile.c
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@ -381,12 +381,12 @@ STATIC void c_assign_atom_expr(compiler_t *comp, mp_parse_node_struct_t *pns, as
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assert(MP_PARSE_NODE_IS_ID(pns1->nodes[0]));
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if (assign_kind == ASSIGN_AUG_LOAD) {
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EMIT(dup_top);
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EMIT_ARG(load_attr, MP_PARSE_NODE_LEAF_ARG(pns1->nodes[0]));
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EMIT_ARG(attr, MP_PARSE_NODE_LEAF_ARG(pns1->nodes[0]), MP_EMIT_ATTR_LOAD);
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} else {
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if (assign_kind == ASSIGN_AUG_STORE) {
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EMIT(rot_two);
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}
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EMIT_ARG(store_attr, MP_PARSE_NODE_LEAF_ARG(pns1->nodes[0]));
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EMIT_ARG(attr, MP_PARSE_NODE_LEAF_ARG(pns1->nodes[0]), MP_EMIT_ATTR_STORE);
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}
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return;
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}
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@ -820,7 +820,7 @@ STATIC void compile_decorated(compiler_t *comp, mp_parse_node_struct_t *pns) {
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compile_node(comp, name_nodes[0]);
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for (int j = 1; j < name_len; j++) {
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assert(MP_PARSE_NODE_IS_ID(name_nodes[j])); // should be
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EMIT_ARG(load_attr, MP_PARSE_NODE_LEAF_ARG(name_nodes[j]));
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EMIT_ARG(attr, MP_PARSE_NODE_LEAF_ARG(name_nodes[j]), MP_EMIT_ATTR_LOAD);
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}
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// nodes[1] contains arguments to the decorator function, if any
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@ -887,7 +887,7 @@ STATIC void c_del_stmt(compiler_t *comp, mp_parse_node_t pn) {
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EMIT_ARG(subscr, MP_EMIT_SUBSCR_DELETE);
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} else if (MP_PARSE_NODE_STRUCT_KIND(pns1) == PN_trailer_period) {
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assert(MP_PARSE_NODE_IS_ID(pns1->nodes[0]));
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EMIT_ARG(delete_attr, MP_PARSE_NODE_LEAF_ARG(pns1->nodes[0]));
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EMIT_ARG(attr, MP_PARSE_NODE_LEAF_ARG(pns1->nodes[0]), MP_EMIT_ATTR_DELETE);
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} else {
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goto cannot_delete;
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}
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@ -1061,7 +1061,7 @@ STATIC void do_import_name(compiler_t *comp, mp_parse_node_t pn, qstr *q_base) {
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EMIT_ARG(import_name, q_full);
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if (is_as) {
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for (int i = 1; i < n; i++) {
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EMIT_ARG(load_attr, MP_PARSE_NODE_LEAF_ARG(pns->nodes[i]));
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EMIT_ARG(attr, MP_PARSE_NODE_LEAF_ARG(pns->nodes[i]), MP_EMIT_ATTR_LOAD);
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}
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}
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}
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@ -1811,7 +1811,7 @@ STATIC void compile_async_with_stmt_helper(compiler_t *comp, int n, mp_parse_nod
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// at this point the stack contains: ..., __aexit__, self, exc
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EMIT(dup_top);
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#if MICROPY_CPYTHON_COMPAT
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EMIT_ARG(load_attr, MP_QSTR___class__); // get type(exc)
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EMIT_ARG(attr, MP_QSTR___class__, MP_EMIT_ATTR_LOAD); // get type(exc)
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#else
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compile_load_id(comp, MP_QSTR_type);
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EMIT(rot_two);
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@ -2541,7 +2541,7 @@ STATIC void compile_trailer_bracket(compiler_t *comp, mp_parse_node_struct_t *pn
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STATIC void compile_trailer_period(compiler_t *comp, mp_parse_node_struct_t *pns) {
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// object who's attribute we want is on top of stack
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EMIT_ARG(load_attr, MP_PARSE_NODE_LEAF_ARG(pns->nodes[0])); // attribute to get
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EMIT_ARG(attr, MP_PARSE_NODE_LEAF_ARG(pns->nodes[0]), MP_EMIT_ATTR_LOAD); // attribute to get
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}
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#if MICROPY_PY_BUILTINS_SLICE
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13
py/emit.h
13
py/emit.h
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@ -68,6 +68,11 @@ typedef enum {
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#define MP_EMIT_SUBSCR_STORE (1)
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#define MP_EMIT_SUBSCR_DELETE (2)
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// Kind for emit->attr()
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#define MP_EMIT_ATTR_LOAD (0)
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#define MP_EMIT_ATTR_STORE (1)
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#define MP_EMIT_ATTR_DELETE (2)
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// Kind for emit->build()
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#define MP_EMIT_BUILD_TUPLE (0)
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#define MP_EMIT_BUILD_LIST (1)
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@ -105,12 +110,10 @@ typedef struct _emit_method_table_t {
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void (*load_const_str)(emit_t *emit, qstr qst);
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void (*load_const_obj)(emit_t *emit, mp_obj_t obj);
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void (*load_null)(emit_t *emit);
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void (*load_attr)(emit_t *emit, qstr qst);
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void (*load_method)(emit_t *emit, qstr qst, bool is_super);
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void (*load_build_class)(emit_t *emit);
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void (*subscr)(emit_t *emit, int kind);
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void (*store_attr)(emit_t *emit, qstr qst);
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void (*delete_attr)(emit_t *emit, qstr qst);
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void (*attr)(emit_t *emit, qstr qst, int kind);
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void (*dup_top)(emit_t *emit);
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void (*dup_top_two)(emit_t *emit);
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void (*pop_top)(emit_t *emit);
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@ -211,12 +214,10 @@ void mp_emit_bc_load_const_small_int(emit_t *emit, mp_int_t arg);
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void mp_emit_bc_load_const_str(emit_t *emit, qstr qst);
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void mp_emit_bc_load_const_obj(emit_t *emit, mp_obj_t obj);
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void mp_emit_bc_load_null(emit_t *emit);
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void mp_emit_bc_load_attr(emit_t *emit, qstr qst);
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void mp_emit_bc_load_method(emit_t *emit, qstr qst, bool is_super);
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void mp_emit_bc_load_build_class(emit_t *emit);
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void mp_emit_bc_subscr(emit_t *emit, int kind);
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void mp_emit_bc_store_attr(emit_t *emit, qstr qst);
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void mp_emit_bc_delete_attr(emit_t *emit, qstr qst);
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void mp_emit_bc_attr(emit_t *emit, qstr qst, int kind);
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void mp_emit_bc_dup_top(emit_t *emit);
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void mp_emit_bc_dup_top_two(emit_t *emit);
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void mp_emit_bc_pop_top(emit_t *emit);
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43
py/emitbc.c
43
py/emitbc.c
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@ -579,14 +579,6 @@ void mp_emit_bc_load_global(emit_t *emit, qstr qst, int kind) {
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}
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}
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void mp_emit_bc_load_attr(emit_t *emit, qstr qst) {
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emit_bc_pre(emit, 0);
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emit_write_bytecode_byte_qstr(emit, MP_BC_LOAD_ATTR, qst);
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if (MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE_DYNAMIC) {
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emit_write_bytecode_byte(emit, 0);
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}
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}
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void mp_emit_bc_load_method(emit_t *emit, qstr qst, bool is_super) {
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emit_bc_pre(emit, 1 - 2 * is_super);
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emit_write_bytecode_byte_qstr(emit, is_super ? MP_BC_LOAD_SUPER_METHOD : MP_BC_LOAD_METHOD, qst);
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@ -611,6 +603,23 @@ void mp_emit_bc_subscr(emit_t *emit, int kind) {
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}
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}
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void mp_emit_bc_attr(emit_t *emit, qstr qst, int kind) {
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if (kind == MP_EMIT_ATTR_LOAD) {
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emit_bc_pre(emit, 0);
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emit_write_bytecode_byte_qstr(emit, MP_BC_LOAD_ATTR, qst);
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} else {
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if (kind == MP_EMIT_ATTR_DELETE) {
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mp_emit_bc_load_null(emit);
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mp_emit_bc_rot_two(emit);
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}
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emit_bc_pre(emit, -2);
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emit_write_bytecode_byte_qstr(emit, MP_BC_STORE_ATTR, qst);
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}
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if (MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE_DYNAMIC) {
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emit_write_bytecode_byte(emit, 0);
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}
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}
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void mp_emit_bc_store_local(emit_t *emit, qstr qst, mp_uint_t local_num, int kind) {
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MP_STATIC_ASSERT(MP_BC_STORE_FAST_N + MP_EMIT_IDOP_LOCAL_FAST == MP_BC_STORE_FAST_N);
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MP_STATIC_ASSERT(MP_BC_STORE_FAST_N + MP_EMIT_IDOP_LOCAL_DEREF == MP_BC_STORE_DEREF);
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@ -630,14 +639,6 @@ void mp_emit_bc_store_global(emit_t *emit, qstr qst, int kind) {
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emit_write_bytecode_byte_qstr(emit, MP_BC_STORE_NAME + kind, qst);
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}
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void mp_emit_bc_store_attr(emit_t *emit, qstr qst) {
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emit_bc_pre(emit, -2);
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emit_write_bytecode_byte_qstr(emit, MP_BC_STORE_ATTR, qst);
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if (MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE_DYNAMIC) {
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emit_write_bytecode_byte(emit, 0);
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}
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}
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void mp_emit_bc_delete_local(emit_t *emit, qstr qst, mp_uint_t local_num, int kind) {
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MP_STATIC_ASSERT(MP_BC_DELETE_FAST + MP_EMIT_IDOP_LOCAL_FAST == MP_BC_DELETE_FAST);
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MP_STATIC_ASSERT(MP_BC_DELETE_FAST + MP_EMIT_IDOP_LOCAL_DEREF == MP_BC_DELETE_DEREF);
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@ -652,12 +653,6 @@ void mp_emit_bc_delete_global(emit_t *emit, qstr qst, int kind) {
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emit_write_bytecode_byte_qstr(emit, MP_BC_DELETE_NAME + kind, qst);
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}
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void mp_emit_bc_delete_attr(emit_t *emit, qstr qst) {
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mp_emit_bc_load_null(emit);
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mp_emit_bc_rot_two(emit);
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mp_emit_bc_store_attr(emit, qst);
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}
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void mp_emit_bc_dup_top(emit_t *emit) {
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emit_bc_pre(emit, 1);
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emit_write_bytecode_byte(emit, MP_BC_DUP_TOP);
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@ -959,12 +954,10 @@ const emit_method_table_t emit_bc_method_table = {
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mp_emit_bc_load_const_str,
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mp_emit_bc_load_const_obj,
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mp_emit_bc_load_null,
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mp_emit_bc_load_attr,
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mp_emit_bc_load_method,
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mp_emit_bc_load_build_class,
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mp_emit_bc_subscr,
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mp_emit_bc_store_attr,
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mp_emit_bc_delete_attr,
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mp_emit_bc_attr,
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mp_emit_bc_dup_top,
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mp_emit_bc_dup_top_two,
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mp_emit_bc_pop_top,
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@ -1457,6 +1457,16 @@ STATIC void emit_native_subscr(emit_t *emit, int kind) {
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}
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}
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STATIC void emit_native_attr(emit_t *emit, qstr qst, int kind) {
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if (kind == MP_EMIT_ATTR_LOAD) {
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emit_native_load_attr(emit, qst);
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} else if (kind == MP_EMIT_ATTR_STORE) {
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emit_native_store_attr(emit, qst);
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} else {
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emit_native_delete_attr(emit, qst);
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}
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}
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STATIC void emit_native_dup_top(emit_t *emit) {
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DEBUG_printf("dup_top\n");
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vtype_kind_t vtype;
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@ -2226,12 +2236,10 @@ const emit_method_table_t EXPORT_FUN(method_table) = {
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emit_native_load_const_str,
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emit_native_load_const_obj,
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emit_native_load_null,
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emit_native_load_attr,
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emit_native_load_method,
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emit_native_load_build_class,
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emit_native_subscr,
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emit_native_store_attr,
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emit_native_delete_attr,
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emit_native_attr,
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emit_native_dup_top,
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emit_native_dup_top_two,
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emit_native_pop_top,
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