diff options
| author | David Lechner <david@lechnology.com> | 2020-03-24 21:39:46 -0500 |
|---|---|---|
| committer | Damien George <damien@micropython.org> | 2022-03-31 16:54:00 +1100 |
| commit | 1e99d29f362f8cccc60a36fcbd8590404c719f40 (patch) | |
| tree | 05f686b181fdb078dbc2595809f2e24d2fa3a2db /py/emitnative.c | |
| parent | bb70874111dbb246624a68c013e8f1c3245ca0d8 (diff) | |
py/runtime: Allow multiple **args in a function call.
This is a partial implementation of PEP 448 to allow multiple ** unpackings
when calling a function or method.
The compiler is modified to encode the argument as a None: obj key-value
pair (similar to how regular keyword arguments are encoded as str: obj
pairs). The extra object that was pushed on the stack to hold a single **
unpacking object is no longer used and is removed.
The runtime is modified to decode this new format.
Signed-off-by: David Lechner <david@pybricks.com>
Diffstat (limited to 'py/emitnative.c')
| -rw-r--r-- | py/emitnative.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/py/emitnative.c b/py/emitnative.c index a207dd30f..286398404 100644 --- a/py/emitnative.c +++ b/py/emitnative.c @@ -2752,7 +2752,7 @@ STATIC void emit_native_call_function(emit_t *emit, mp_uint_t n_positional, mp_u } else { assert(vtype_fun == VTYPE_PYOBJ); if (star_flags) { - emit_get_stack_pointer_to_reg_for_pop(emit, REG_ARG_3, n_positional + 2 * n_keyword + 3); // pointer to args + emit_get_stack_pointer_to_reg_for_pop(emit, REG_ARG_3, n_positional + 2 * n_keyword + 2); // pointer to args emit_call_with_2_imm_args(emit, MP_F_CALL_METHOD_N_KW_VAR, 0, REG_ARG_1, n_positional | (n_keyword << 8), REG_ARG_2); emit_post_push_reg(emit, VTYPE_PYOBJ, REG_RET); } else { @@ -2768,7 +2768,7 @@ STATIC void emit_native_call_function(emit_t *emit, mp_uint_t n_positional, mp_u STATIC void emit_native_call_method(emit_t *emit, mp_uint_t n_positional, mp_uint_t n_keyword, mp_uint_t star_flags) { if (star_flags) { - emit_get_stack_pointer_to_reg_for_pop(emit, REG_ARG_3, n_positional + 2 * n_keyword + 4); // pointer to args + emit_get_stack_pointer_to_reg_for_pop(emit, REG_ARG_3, n_positional + 2 * n_keyword + 3); // pointer to args emit_call_with_2_imm_args(emit, MP_F_CALL_METHOD_N_KW_VAR, 1, REG_ARG_1, n_positional | (n_keyword << 8), REG_ARG_2); emit_post_push_reg(emit, VTYPE_PYOBJ, REG_RET); } else { |