circuitpython/supervisor/shared/translate/translate.h

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#pragma once
#include <stddef.h>
#include <stdint.h>
#include <string.h>
// Map MicroPython's error messages to our translations.
#if !defined(MICROPY_ENABLE_DYNRUNTIME) || !MICROPY_ENABLE_DYNRUNTIME
#include "supervisor/shared/translate/compressed_string.h"
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// MP_ERROR_TEXT() is a giant function with many strcmp calls. The assumption is
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// that the build process will optimize this away and replace it with the
// appropriate compressed data for each call site.
#if CIRCUITPY_TRANSLATE_OBJECT == 0
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// Without LTO, we need to include a copy of this function in each compilation
// unit so that the compile stage can do the optimization. Otherwise the linker
// will leave this as a giant function and have each call site call into it.
#include "supervisor/shared/translate/translate_impl.h"
#else
// In link time optimized (LTO) builds, we can compile this once into a .o and
// at link time the calls will be optimized.
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mp_rom_error_text_t MP_COMPRESSED_ROM_TEXT(const char *c);
#endif
#else
typedef const char *mp_rom_error_text_t;
#define MP_COMPRESSED_ROM_TEXT(x) x
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#endif