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84e1d7f304
circuitpython/py
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Thea Flowers 84e1d7f304
Make the @micropython.native decorator no-op if support isn't enabled 
When adding the ability for boards to turn on the `@micropython.native`, `viper`, and `asm_thumb` decorators it was pointed out that it's somewhat awkward to write libraries and drivers that can take advantage of this since the decorators raise `SyntaxErrors` if they aren't enabled. In the case of `viper` and `asm_thumb` this behavior makes sense as they require writing non-normative code. Drivers could have a normal and viper/thumb implementation and implement them as such:

```python
try:
    import _viper_impl as _impl
except SyntaxError:
    import _python_impl as _impl

def do_thing():
    return _impl.do_thing()
```

For `native`, however, this behavior and the pattern to work around it is less than ideal. Since `native` code should also be valid Python code (although not necessarily the other way around) using the pattern above means *duplicating* the Python implementation and adding `@micropython.native` in the code. This is an unnecessary maintenance burden.

This commit *modifies* the behavior of the `@micropython.native` decorator. On boards with `CIRCUITPY_ENABLE_MPY_NATIVE` turned on it operates as usual. On boards with it turned off it does *nothing*- it doesn't raise a `SyntaxError` and doesn't apply optimizations. This means we can write our drivers/libraries once and take advantage of speedups on boards where they are enabled.
2019-11-26 13:09:30 -08:00
..
argcheck.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
asmarm.c py/asm*.c: Remove unnecessary check for num_locals<0 in asm entry func. 2018-02-24 23:10:20 +11:00
asmarm.h continued WIP: almost compiling 2018-07-12 14:13:51 -04:00
asmbase.c py/asmbase: Revert removal of clearing of label offsets for native emit. 2017-12-08 19:07:00 +11:00
asmbase.h py/asm: Remove need for dummy_data when doing initial assembler passes. 2016-12-09 22:50:58 +11:00
asmthumb.c py/asm*.c: Remove unnecessary check for num_locals<0 in asm entry func. 2018-02-24 23:10:20 +11:00
asmthumb.h continued WIP: almost compiling 2018-07-12 14:13:51 -04:00
asmx64.c py/asm*.c: Remove unnecessary check for num_locals<0 in asm entry func. 2018-02-24 23:10:20 +11:00
asmx64.h continued WIP: almost compiling 2018-07-12 14:13:51 -04:00
asmx86.c py/asm*.c: Remove unnecessary check for num_locals<0 in asm entry func. 2018-02-24 23:10:20 +11:00
asmx86.h WIP: complete manual inspection of all significant changes 2018-07-23 21:34:25 -04:00
asmxtensa.c py/asm: Remove need for dummy_data when doing initial assembler passes. 2016-12-09 22:50:58 +11:00
asmxtensa.h continued WIP: almost compiling 2018-07-12 14:13:51 -04:00
bc0.h py: Clean up unary and binary enum list to keep groups together. 2017-10-05 10:49:44 +11:00
bc.c Two fixes and translate more strings. 2018-08-09 13:29:30 -07:00
bc.h all: Remove inclusion of internal py header files. 2017-10-04 12:37:50 +11:00
binary.c mp_binary_get_int: avoid undefined behavior 2019-10-08 10:48:25 +09:00
binary.h py/binary: Change internal bytearray typecode from 0 to 1. 2017-08-17 16:19:35 +10:00
builtin.h py/builtinhelp: Change signature of help text var from pointer to array. 2017-09-12 16:03:52 +10:00
builtinevex.c Two fixes and translate more strings. 2018-08-09 13:29:30 -07:00
builtinhelp.c Fix output overflow and make help translatable 2018-11-09 16:41:08 -08:00
builtinimport.c modsys: exc_info: Add traceback 2018-10-07 19:37:49 +02:00
circuitpy_defns.mk Refine _bleio 2019-10-21 18:57:03 -07:00
circuitpy_mpconfig.h Allow boards to enable the micropython.native decorator 2019-11-05 14:27:53 -08:00
circuitpy_mpconfig.mk Merge remote-tracking branch 'adafruit/master' into testing-fixes 2019-11-22 11:55:34 -05:00
compile.c Make the @micropython.native decorator no-op if support isn't enabled 2019-11-26 13:09:30 -08:00
compile.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
emit.h py/emit: Combine setup with/except/finally into one emit function. 2018-05-23 00:35:16 +10:00
emitbc.c py/emit: Combine setup with/except/finally into one emit function. 2018-05-23 00:35:16 +10:00
emitcommon.c py/emit: Combine name and global into one func for load/store/delete. 2018-05-23 00:22:47 +10:00
emitglue.c Validate raw code and mpy read length 2019-06-25 17:54:27 -07:00
emitglue.h py/emitglue: When assigning bytecode only pass bytecode len if needed. 2018-02-14 18:41:17 +11:00
emitinlinethumb.c fix compilation errors in emitinlinethumb.c 2018-10-07 02:09:44 +03:00
emitinlinextensa.c Fix esp and samd 2018-08-16 17:41:35 -07:00
emitnarm.c py: Refactor how native emitter code is compiled with a file per arch. 2018-04-10 15:06:47 +10:00
emitnative.c Allow boards to enable the micropython.native decorator 2019-11-05 14:27:53 -08:00
emitnthumb.c py: Refactor how native emitter code is compiled with a file per arch. 2018-04-10 15:06:47 +10:00
emitnx64.c py: Refactor how native emitter code is compiled with a file per arch. 2018-04-10 15:06:47 +10:00
emitnx86.c py/emitnx86: Fix 32-bit x86 native emitter build by including header. 2018-05-04 20:39:16 +10:00
emitnxtensa.c py: Refactor how native emitter code is compiled with a file per arch. 2018-04-10 15:06:47 +10:00
formatfloat.c py/formatfloat: Fix case where floats could render with negative digits. 2018-03-01 17:00:02 +11:00
formatfloat.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
frozenmod.c merge finished 2018-07-28 13:29:47 -04:00
frozenmod.h Fix issue #207, esp8266 file operations problems (#222) 2017-09-01 16:12:26 -04:00
gc_long_lived.c * only make objects long lived if they are on the GC heap 2019-11-22 13:47:13 -05:00
gc_long_lived.h Introduce a long lived section of the heap. 2018-01-24 10:33:46 -08:00
gc.c * only make objects long lived if they are on the GC heap 2019-11-22 13:47:13 -05:00
gc.h * only make objects long lived if they are on the GC heap 2019-11-22 13:47:13 -05:00
grammar.h py/compile: Combine expr, xor_expr and and_expr into one function. 2018-06-22 17:00:29 +10:00
ioctl.h Initial merge of micropython v1.9.2 into circuitpython 2.0.0 (in development) master. 2017-08-25 22:17:07 -04:00
lexer.c Two fixes and translate more strings. 2018-08-09 13:29:30 -07:00
lexer.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
makemoduledefs.py Add files via upload 2019-04-05 21:38:32 +02:00
makeqstrdata.py makeqstrdata: permit longer "compressed" outputs 2019-08-06 07:39:09 -05:00
makeqstrdefs.py Update filter and handle nested quotes 2018-08-09 14:16:28 -07:00
makeversionhdr.py Support internationalisation. 2018-08-07 14:58:57 -07:00
malloc.c WIP: after merge; before testing 2018-07-11 16:45:30 -04:00
map.c py/map: Don't include ordered-dict mutating code when not needed. 2017-12-19 13:37:15 +11:00
misc.h WIP: after merge; before testing 2018-07-11 16:45:30 -04:00
mkenv.mk Use python3 for mpy-tool 2018-10-18 10:37:42 -07:00
mkrules.mk Update mkrules.mk 2019-04-05 21:41:40 +02:00
modarray.c all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
modbuiltins.c Enable MICROPY_PY_BUILTINS_ROUND_INT; make round() work beter when it's disabled as well 2019-05-17 15:56:40 -04:00
modcmath.c py: Change obsolete "///" comment formatting to normal comments. 2017-08-30 21:02:00 +10:00
modcollections.c WIP: after merge; before testing 2018-07-11 16:45:30 -04:00
modgc.c py: Change obsolete "///" comment formatting to normal comments. 2017-08-30 21:02:00 +10:00
modio.c More make_new updates 2019-01-18 17:09:56 -08:00
modmath.c Two fixes and translate more strings. 2018-08-09 13:29:30 -07:00
modmicropython.c Two fixes and translate more strings. 2018-08-09 13:29:30 -07:00
modstruct.c Improve struct compatibility with CPython 2019-01-20 15:12:34 -05:00
modsys.c modsys: exc_info: Add traceback 2018-10-07 19:37:49 +02:00
modthread.c Two fixes and translate more strings. 2018-08-09 13:29:30 -07:00
moduerrno.c Add CIRCUITPY macro; rename u* only when CIRCUITPY=1 2019-02-21 11:09:44 -05:00
mpconfig.h Add CIRCUITPY macro; rename u* only when CIRCUITPY=1 2019-02-21 11:09:44 -05:00
mperrno.h Support OSError attributes 2018-11-13 22:04:44 +01:00
mphal.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
mpprint.c py/mpprint: Fix "%x" vs "%X" regression introduced in previous commit. 2017-12-07 10:31:14 +02:00
mpprint.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
mpstate.c all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
mpstate.h Reorganize board busses into shared-bindings and shared-module. 2019-04-08 16:58:50 -07:00
mpthread.h all: Unify header guard usage. 2017-07-18 11:57:39 +10:00
mpz.c py/mpz: Avoid undefined behavior at integer overflow in mpz_hash. 2018-05-21 12:48:26 +10:00
mpz.h py/mpz: Simplify handling of borrow and quo adjustment in mpn_div. 2017-12-29 14:05:48 +11:00
nativeglue.c py/emit: Merge build set/slice into existing build emit function. 2018-05-23 00:23:36 +10:00
nlr.c continued WIP: almost compiling 2018-07-12 14:13:51 -04:00
nlr.h restructure nlr.h for udefined archtectures 2019-10-14 07:02:32 -04:00
nlrsetjmp.c py/nlr: Factor out common NLR code to macro and generic funcs in nlr.c. 2017-12-28 16:46:30 +11:00
nlrthumb.c WIP: after merge; before testing 2018-07-11 16:45:30 -04:00
nlrx64.c continued WIP: almost compiling 2018-07-12 14:13:51 -04:00
nlrx86.c continued WIP: almost compiling 2018-07-12 14:13:51 -04:00
nlrxtensa.c continued WIP: almost compiling 2018-07-12 14:13:51 -04:00
obj.c In py/, must guard uses of RUN_BACKGROUND_TASKS 2019-09-11 21:15:10 -05:00
obj.h bleio: API change to create and connect related objects simulatenously: no orphan bleio objects 2019-08-28 16:15:09 -04:00
objarray.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objarray.h py/objarray: Replace 0x80 with new MP_OBJ_ARRAY_TYPECODE_FLAG_RW macro. 2018-06-18 13:40:53 +10:00
objattrtuple.c all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
objbool.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objboundmeth.c py/objboundmeth: Support __func__ property as in CPython 2018-10-07 19:36:24 +02:00
objcell.c all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
objclosure.c all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
objcomplex.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objdeque.c More make_new fixes for unix build 2019-01-18 11:53:09 -08:00
objdict.c Fix dict_make_new 2019-01-20 17:32:43 -08:00
objenumerate.c fixup micropy 2019-01-14 18:09:02 -08:00
objexcept.c Make MpyError a ValueError (since that's what it was before) 2019-05-08 13:58:31 -07:00
objexcept.h py/objexcept: Make MP_DEFINE_EXCEPTION public so ports can define excs. 2018-03-17 00:31:40 +11:00
objfilter.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objfloat.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objfun.c Fix bad call to mp_arg_check_num 2019-11-05 17:49:47 -08:00
objfun.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
objgenerator.c Two fixes and translate more strings. 2018-08-09 13:29:30 -07:00
objgenerator.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
objgetitemiter.c all: Remove inclusion of internal py header files. 2017-10-04 12:37:50 +11:00
objint_longlong.c Two fixes and translate more strings. 2018-08-09 13:29:30 -07:00
objint_mpz.c Two fixes and translate more strings. 2018-08-09 13:29:30 -07:00
objint.c use approx of original @godlygeek code for smallints; add tests 2019-05-12 11:17:29 -04:00
objint.h Handle truth values; speed up smallint checks 2019-05-12 00:10:53 -04:00
objlist.c WIP: rework of Characteristic properties; enhance Descriptor; not tested 2019-08-02 17:57:31 -04:00
objlist.h py/obj.h: Move declaration of mp_obj_list_init to objlist.h. 2018-03-13 14:03:15 +11:00
objmap.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objmodule.c Update objmodule.c 2019-04-05 21:40:28 +02:00
objmodule.h py/objmodule: Factor common code for calling __init__ on builtin module. 2018-02-20 17:56:58 +11:00
objnamedtuple.c Check for null kw_args 2019-01-20 16:18:34 -08:00
objnamedtuple.h py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objnone.c all: Remove inclusion of internal py header files. 2017-10-04 12:37:50 +11:00
objobject.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objpolyiter.c all: Remove inclusion of internal py header files. 2017-10-04 12:37:50 +11:00
objproperty.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objproperty.h Initial merge of micropython v1.9.2 into circuitpython 2.0.0 (in development) master. 2017-08-25 22:17:07 -04:00
objrange.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objreversed.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objset.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objsingleton.c all: Remove inclusion of internal py header files. 2017-10-04 12:37:50 +11:00
objslice.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objstr.c Switch arg check back to allow ignored args for strings 2019-10-14 19:59:23 -07:00
objstr.h cleanup adapter.address; add uniquish suffix to BLE device name 2019-07-31 00:30:24 -04:00
objstringio.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
objstringio.h py/objstringio: If created from immutable object, follow copy on write policy. 2017-06-09 17:33:01 +03:00
objstrunicode.c extmod/ure: Support search/match() pos and endpos parameters 2019-02-14 15:42:28 +01:00
objtuple.c py: mp_obj_tuple_get: accept any item which can use tuple_getiter 2019-08-10 10:10:41 -05:00
objtuple.h WIP: works with just keyboard but not complex report descriptor 2018-03-30 23:24:00 -04:00
objtype.c mp_obj_instance_make_new: clearer way to avoid null pointer dereference 2019-10-10 13:25:24 +09:00
objtype.h Check native object in case of early access 2019-05-13 17:31:30 -07:00
objzip.c py changes for supporting superclass constructors that take kwargs 2019-01-14 17:29:19 -08:00
opmethods.c py/runtime: Add MP_BINARY_OP_CONTAINS as reverse of MP_BINARY_OP_IN. 2017-11-24 14:48:23 +11:00
parse.c Two fixes and translate more strings. 2018-08-09 13:29:30 -07:00
parse.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
parsenum.c Compress all translated strings with Huffman coding. 2018-08-16 17:40:57 -07:00
parsenum.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
parsenumbase.c all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
parsenumbase.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
persistentcode.c Validate raw code and mpy read length 2019-06-25 17:54:27 -07:00
persistentcode.h py: Factor out persistent-code reader into separate files. 2016-11-16 18:13:50 +11:00
py.mk Uncomment vm.c SUPEROPT (debugging typo); trim a few builds 2019-06-12 13:09:09 -04:00
pystack.c py/pystack: Use "pystack exhausted" as error msg for out of pystack mem. 2018-02-19 00:26:14 +11:00
pystack.h py: Introduce a Python stack for scoped allocation. 2017-12-11 13:49:09 +11:00
qstr.c Compress all translated strings with Huffman coding. 2018-08-16 17:40:57 -07:00
qstr.h Support internationalisation. 2018-08-07 14:58:57 -07:00
qstrdefs.h py/pystack: Use "pystack exhausted" as error msg for out of pystack mem. 2018-02-19 00:26:14 +11:00
reader.c py/reader: Allow MICROPY_VFS_POSIX to work with MICROPY_READER_POSIX. 2018-06-06 14:28:23 +10:00
reader.h py: Allow lexer to raise exceptions during construction. 2017-03-14 11:52:05 +11:00
reload.c move reload exception to reload.c 2018-05-14 17:41:17 -04:00
reload.h move reload exception to reload.c 2018-05-14 17:41:17 -04:00
repl.c Merge pull request #1859 from scottbelden/tabbing 2019-05-08 14:49:11 -04:00
repl.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
ringbuf.h Refine _bleio 2019-10-21 18:57:03 -07:00
runtime0.h WIP: after merge; before testing 2018-07-11 16:45:30 -04:00
runtime_utils.c WIP: after merge; before testing 2018-07-11 16:45:30 -04:00
runtime.c Use BluetoothError in _bleio 2019-11-20 14:02:15 -08:00
runtime.h Use OverflowError exception type for overflows 2019-05-09 03:22:26 -04:00
scheduler.c py: Add micropython.schedule() function and associated runtime code. 2017-03-20 15:20:26 +11:00
scope.c all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
scope.h all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
sequence.c Use generic overflow so 64 bit is handled ok. 2019-02-04 16:11:16 -08:00
showbc.c mp_bytecode_print_str: avoid undefined behavior 2019-10-08 11:16:11 +09:00
smallint.c all: Use the name MicroPython consistently in comments 2017-07-31 18:35:40 +10:00
smallint.h py: Extend nan-boxing config to have 47-bit small integers. 2017-12-11 22:39:12 +11:00
stackctrl.c WIP: after merge; before testing 2018-07-11 16:45:30 -04:00
stackctrl.h Initial merge of micropython v1.9.2 into circuitpython 2.0.0 (in development) master. 2017-08-25 22:17:07 -04:00
stream.c In py/, must guard uses of RUN_BACKGROUND_TASKS 2019-09-11 21:15:10 -05:00
stream.h Support print("", flush=True) 2019-02-15 16:53:19 -08:00
unicode.c py/unicode: Clean up utf8 funcs and provide non-utf8 inline versions. 2018-02-14 18:19:22 +11:00
unicode.h py/objstr: Add check for valid UTF-8 when making a str from bytes. 2017-09-06 16:43:09 +10:00
vm.c Refine _bleio 2019-10-21 18:57:03 -07:00
vmentrytable.h Turn on MICROPY_OPT_COMPUTED_GOTO for 5x CPU-bound speedup 2019-06-11 12:43:48 -04:00
vstr.c py/vstr: Raise a RuntimeError if fixed vstr buffer overflows. 2017-09-21 20:29:41 +10:00
warning.c py: Add config option to print warnings/errors to stderr. 2017-09-26 11:59:11 +10:00