384 lines
11 KiB
C
384 lines
11 KiB
C
/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2013, 2014 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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// This file contains default configuration settings for MicroPython.
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// You can override any of these options using mpconfigport.h file located
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// in a directory of your port.
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#include <mpconfigport.h>
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// Any options not explicitly set in mpconfigport.h will get default
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// values below.
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/*****************************************************************************/
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/* Memory allocation policy */
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// Initial amount for lexer indentation level
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#ifndef MICROPY_ALLOC_LEXER_INDENT_INIT
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#define MICROPY_ALLOC_LEXER_INDENT_INIT (10)
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#endif
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// Increment for lexer indentation level
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#ifndef MICROPY_ALLOC_LEXEL_INDENT_INC
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#define MICROPY_ALLOC_LEXEL_INDENT_INC (8)
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#endif
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// Initial amount for parse rule stack
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#ifndef MICROPY_ALLOC_PARSE_RULE_INIT
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#define MICROPY_ALLOC_PARSE_RULE_INIT (64)
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#endif
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// Increment for parse rule stack
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#ifndef MICROPY_ALLOC_PARSE_RULE_INC
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#define MICROPY_ALLOC_PARSE_RULE_INC (16)
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#endif
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// Initial amount for parse result stack
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#ifndef MICROPY_ALLOC_PARSE_RESULT_INIT
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#define MICROPY_ALLOC_PARSE_RESULT_INIT (32)
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#endif
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// Increment for parse result stack
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#ifndef MICROPY_ALLOC_PARSE_RESULT_INC
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#define MICROPY_ALLOC_PARSE_RESULT_INC (16)
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#endif
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// Strings this length or less will be interned by the parser
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#ifndef MICROPY_ALLOC_PARSE_INTERN_STRING_LEN
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#define MICROPY_ALLOC_PARSE_INTERN_STRING_LEN (10)
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#endif
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// Initial amount for ids in a scope
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#ifndef MICROPY_ALLOC_SCOPE_ID_INIT
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#define MICROPY_ALLOC_SCOPE_ID_INIT (4)
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#endif
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// Increment for ids in a scope
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#ifndef MICROPY_ALLOC_SCOPE_ID_INC
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#define MICROPY_ALLOC_SCOPE_ID_INC (6)
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#endif
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// Maximum length of a path in the filesystem
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// So we can allocate a buffer on the stack for path manipulation in import
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#ifndef MICROPY_ALLOC_PATH_MAX
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#define MICROPY_ALLOC_PATH_MAX (512)
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#endif
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/*****************************************************************************/
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/* Micro Python emitters */
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// Whether to emit CPython byte codes (for debugging/testing)
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// Enabling this overrides all other emitters
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#ifndef MICROPY_EMIT_CPYTHON
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#define MICROPY_EMIT_CPYTHON (0)
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#endif
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// Whether to emit x64 native code
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#ifndef MICROPY_EMIT_X64
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#define MICROPY_EMIT_X64 (0)
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#endif
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// Whether to emit thumb native code
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#ifndef MICROPY_EMIT_THUMB
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#define MICROPY_EMIT_THUMB (0)
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#endif
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// Whether to enable the thumb inline assembler
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#ifndef MICROPY_EMIT_INLINE_THUMB
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#define MICROPY_EMIT_INLINE_THUMB (0)
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#endif
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/*****************************************************************************/
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/* Compiler configuration */
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// Whether to enable constant optimisation; id = const(value)
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#ifndef MICROPY_COMP_CONST
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#define MICROPY_COMP_CONST (1)
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#endif
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/*****************************************************************************/
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/* Internal debugging stuff */
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// Whether to collect memory allocation stats
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#ifndef MICROPY_MEM_STATS
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#define MICROPY_MEM_STATS (0)
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#endif
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// Whether to build functions that print debugging info:
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// mp_token_show
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// mp_bytecode_print
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// mp_parse_node_print
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#ifndef MICROPY_DEBUG_PRINTERS
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#define MICROPY_DEBUG_PRINTERS (0)
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#endif
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/*****************************************************************************/
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/* Optimisations */
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// Whether to use computed gotos in the VM, or a switch
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// Computed gotos are roughly 10% faster, and increase VM code size by a little
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#ifndef MICROPY_OPT_COMPUTED_GOTO
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#define MICROPY_OPT_COMPUTED_GOTO (0)
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#endif
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/*****************************************************************************/
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/* Python internal features */
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// Whether to include the garbage collector
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#ifndef MICROPY_ENABLE_GC
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#define MICROPY_ENABLE_GC (0)
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#endif
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// Whether to enable finalisers in the garbage collector (ie call __del__)
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#ifndef MICROPY_ENABLE_GC_FINALISER
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#define MICROPY_ENABLE_GC_FINALISER (0)
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#endif
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// Whether to include REPL helper function
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#ifndef MICROPY_HELPER_REPL
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#define MICROPY_HELPER_REPL (0)
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#endif
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// Whether to include lexer helper function for unix
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#ifndef MICROPY_HELPER_LEXER_UNIX
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#define MICROPY_HELPER_LEXER_UNIX (0)
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#endif
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// Long int implementation
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#define MICROPY_LONGINT_IMPL_NONE (0)
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#define MICROPY_LONGINT_IMPL_LONGLONG (1)
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#define MICROPY_LONGINT_IMPL_MPZ (2)
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#ifndef MICROPY_LONGINT_IMPL
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#define MICROPY_LONGINT_IMPL (MICROPY_LONGINT_IMPL_NONE)
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#endif
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#if MICROPY_LONGINT_IMPL == MICROPY_LONGINT_IMPL_LONGLONG
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typedef long long mp_longint_impl_t;
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#endif
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// Whether to include information in the byte code to determine source
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// line number (increases RAM usage, but doesn't slow byte code execution)
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#ifndef MICROPY_ENABLE_SOURCE_LINE
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#define MICROPY_ENABLE_SOURCE_LINE (0)
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#endif
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// Whether to include doc strings (increases RAM usage)
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#ifndef MICROPY_ENABLE_DOC_STRING
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#define MICROPY_ENABLE_DOC_STRING (0)
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#endif
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// Exception messages are short static strings (TODO)
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#define MICROPY_ERROR_REPORTING_TERSE (1)
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// Exception messages provide basic error details
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#define MICROPY_ERROR_REPORTING_NORMAL (2)
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// Exception messages provide full info, e.g. object names
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#define MICROPY_ERROR_REPORTING_DETAILED (3)
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#ifndef MICROPY_ERROR_REPORTING
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#define MICROPY_ERROR_REPORTING (MICROPY_ERROR_REPORTING_NORMAL)
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#endif
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// Float and complex implementation
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#define MICROPY_FLOAT_IMPL_NONE (0)
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#define MICROPY_FLOAT_IMPL_FLOAT (1)
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#define MICROPY_FLOAT_IMPL_DOUBLE (2)
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#ifndef MICROPY_FLOAT_IMPL
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#define MICROPY_FLOAT_IMPL (MICROPY_FLOAT_IMPL_NONE)
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#endif
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#if MICROPY_FLOAT_IMPL == MICROPY_FLOAT_IMPL_FLOAT
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#define MICROPY_PY_BUILTINS_FLOAT (1)
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#define MICROPY_FLOAT_C_FUN(fun) fun##f
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typedef float mp_float_t;
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#elif MICROPY_FLOAT_IMPL == MICROPY_FLOAT_IMPL_DOUBLE
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#define MICROPY_PY_BUILTINS_FLOAT (1)
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#define MICROPY_FLOAT_C_FUN(fun) fun
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typedef double mp_float_t;
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#else
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#define MICROPY_PY_BUILTINS_FLOAT (0)
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#endif
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#ifndef MICROPY_PY_BUILTINS_COMPLEX
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#define MICROPY_PY_BUILTINS_COMPLEX (MICROPY_PY_BUILTINS_FLOAT)
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#endif
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// Enable features which improve CPython compatibility
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// but may lead to more code size/memory usage.
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// TODO: Originally intended as generic category to not
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// add bunch of once-off options. May need refactoring later
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#ifndef MICROPY_CPYTHON_COMPAT
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#define MICROPY_CPYTHON_COMPAT (1)
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#endif
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// Whether POSIX-semantics non-blocking streams are supported
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#ifndef MICROPY_STREAMS_NON_BLOCK
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#define MICROPY_STREAMS_NON_BLOCK (0)
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#endif
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/*****************************************************************************/
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/* Fine control over Python builtins, classes, modules, etc */
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// Whether to support set object
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#ifndef MICROPY_PY_BUILTINS_SET
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#define MICROPY_PY_BUILTINS_SET (1)
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#endif
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// Whether to support slice subscript operators and slice object
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#ifndef MICROPY_PY_BUILTINS_SLICE
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#define MICROPY_PY_BUILTINS_SLICE (1)
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#endif
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// Whether to support frozenset object
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#ifndef MICROPY_PY_BUILTINS_FROZENSET
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#define MICROPY_PY_BUILTINS_FROZENSET (0)
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#endif
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// Whether to support property object
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#ifndef MICROPY_PY_BUILTINS_PROPERTY
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#define MICROPY_PY_BUILTINS_PROPERTY (1)
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#endif
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// Whether to provide "collections" module
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#ifndef MICROPY_PY_COLLECTIONS
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#define MICROPY_PY_COLLECTIONS (1)
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#endif
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// Whether to provide "math" module
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#ifndef MICROPY_PY_MATH
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#define MICROPY_PY_MATH (1)
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#endif
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// Whether to provide "cmath" module
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#ifndef MICROPY_PY_CMATH
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#define MICROPY_PY_CMATH (0)
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#endif
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// Whether to provide "gc" module
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#ifndef MICROPY_PY_GC
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#define MICROPY_PY_GC (1)
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#endif
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// Whether to return number of collected objects from gc.collect()
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#ifndef MICROPY_PY_GC_COLLECT_RETVAL
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#define MICROPY_PY_GC_COLLECT_RETVAL (0)
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#endif
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// Whether to provide "io" module
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#ifndef MICROPY_PY_IO
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#define MICROPY_PY_IO (1)
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#endif
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// Whether to provide "io.FileIO" class
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#ifndef MICROPY_PY_IO_FILEIO
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#define MICROPY_PY_IO_FILEIO (0)
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#endif
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// Whether to provide "io.BytesIO" class
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#ifndef MICROPY_PY_IO_BYTESIO
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#define MICROPY_PY_IO_BYTESIO (1)
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#endif
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// Whether to provide "struct" module
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#ifndef MICROPY_PY_STRUCT
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#define MICROPY_PY_STRUCT (1)
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#endif
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// Whether to provide "sys" module
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#ifndef MICROPY_PY_SYS
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#define MICROPY_PY_SYS (1)
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#endif
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// Whether to provide "sys.exit" function
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#ifndef MICROPY_PY_SYS_EXIT
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#define MICROPY_PY_SYS_EXIT (0)
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#endif
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// Whether to provide sys.{stdin,stdout,stderr} objects
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#ifndef MICROPY_PY_SYS_STDFILES
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#define MICROPY_PY_SYS_STDFILES (0)
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#endif
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/*****************************************************************************/
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/* Hooks for a port to add builtins */
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// Additional builtin function definitions - see builtintables.c:builtin_object_table for format.
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#ifndef MICROPY_PORT_BUILTINS
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#define MICROPY_PORT_BUILTINS
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#endif
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// Additional builtin module definitions - see builtintables.c:builtin_module_table for format.
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#ifndef MICROPY_PORT_BUILTIN_MODULES
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#define MICROPY_PORT_BUILTIN_MODULES
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#endif
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// Additional constant definitions for the compiler - see compile.c:mp_constants_table.
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#ifndef MICROPY_PORT_CONSTANTS
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#define MICROPY_PORT_CONSTANTS
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#endif
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/*****************************************************************************/
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/* Miscellaneous settings */
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// Allow to override static modifier for global objects, e.g. to use with
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// object code analysis tools which don't support static symbols.
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#ifndef STATIC
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#define STATIC static
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#endif
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#define BITS_PER_BYTE (8)
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#define BITS_PER_WORD (BITS_PER_BYTE * BYTES_PER_WORD)
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// machine_int_t value with most significant bit set
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#define WORD_MSBIT_HIGH (((machine_uint_t)1) << (BYTES_PER_WORD * 8 - 1))
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#if !defined(MP_ENDIANNESS_LITTLE) && !defined(MP_ENDIANNESS_BIG)
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// Just because most archs are such?
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#define MP_ENDIANNESS_LITTLE (1)
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#endif
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// Ensure we don't accidentally set both endiannesses
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#if MP_ENDIANNESS_BIG
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#define MP_ENDIANNESS_LITTLE (0)
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#endif
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// printf format spec to use for machine_int_t and friends
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#ifndef INT_FMT
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#ifdef __LP64__
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// Archs where machine_int_t == long, long != int
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#define UINT_FMT "%lu"
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#define INT_FMT "%ld"
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#else
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// Archs where machine_int_t == int
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#define UINT_FMT "%u"
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#define INT_FMT "%d"
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#endif
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#endif //INT_FMT
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// Modifier for function which doesn't return
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#ifndef NORETURN
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#define NORETURN __attribute__((noreturn))
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#endif
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