| /****************************************************************************** | |
| * | |
| * Name: acgcc.h - GCC specific defines, etc. | |
| * | |
| *****************************************************************************/ | |
| /* | |
| * Copyright (C) 2000 - 2017, Intel Corp. | |
| * All rights reserved. | |
| * | |
| * Redistribution and use in source and binary forms, with or without | |
| * modification, are permitted provided that the following conditions | |
| * are met: | |
| * 1. Redistributions of source code must retain the above copyright | |
| * notice, this list of conditions, and the following disclaimer, | |
| * without modification. | |
| * 2. Redistributions in binary form must reproduce at minimum a disclaimer | |
| * substantially similar to the "NO WARRANTY" disclaimer below | |
| * ("Disclaimer") and any redistribution must be conditioned upon | |
| * including a substantially similar Disclaimer requirement for further | |
| * binary redistribution. | |
| * 3. Neither the names of the above-listed copyright holders nor the names | |
| * of any contributors may be used to endorse or promote products derived | |
| * from this software without specific prior written permission. | |
| * | |
| * Alternatively, this software may be distributed under the terms of the | |
| * GNU General Public License ("GPL") version 2 as published by the Free | |
| * Software Foundation. | |
| * | |
| * NO WARRANTY | |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR | |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING | |
| * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| * POSSIBILITY OF SUCH DAMAGES. | |
| */ | |
| #ifndef __ACGCC_H__ | |
| #define __ACGCC_H__ | |
| /* | |
| * Use compiler specific <stdarg.h> is a good practice for even when | |
| * -nostdinc is specified (i.e., ACPI_USE_STANDARD_HEADERS undefined. | |
| */ | |
| #ifndef va_arg | |
| #ifdef ACPI_USE_BUILTIN_STDARG | |
| typedef __builtin_va_list va_list; | |
| #define va_start(v, l) __builtin_va_start(v, l) | |
| #define va_end(v) __builtin_va_end(v) | |
| #define va_arg(v, l) __builtin_va_arg(v, l) | |
| #define va_copy(d, s) __builtin_va_copy(d, s) | |
| #else | |
| #include <stdarg.h> | |
| #endif | |
| #endif | |
| #define ACPI_INLINE __inline__ | |
| /* Function name is used for debug output. Non-ANSI, compiler-dependent */ | |
| #define ACPI_GET_FUNCTION_NAME __func__ | |
| /* | |
| * This macro is used to tag functions as "printf-like" because | |
| * some compilers (like GCC) can catch printf format string problems. | |
| */ | |
| #define ACPI_PRINTF_LIKE(c) __attribute__ ((__format__ (__printf__, c, c+1))) | |
| /* | |
| * Some compilers complain about unused variables. Sometimes we don't want to | |
| * use all the variables (for example, _acpi_module_name). This allows us | |
| * to tell the compiler warning in a per-variable manner that a variable | |
| * is unused. | |
| */ | |
| #define ACPI_UNUSED_VAR __attribute__ ((unused)) | |
| /* GCC supports __VA_ARGS__ in macros */ | |
| #define COMPILER_VA_MACRO 1 | |
| /* GCC supports native multiply/shift on 32-bit platforms */ | |
| #define ACPI_USE_NATIVE_MATH64 | |
| #endif /* __ACGCC_H__ */ |