1a9f12690SJung-uk Kim /****************************************************************************** 2a9f12690SJung-uk Kim * 3a9f12690SJung-uk Kim * Name: acgcc.h - GCC specific defines, etc. 4a9f12690SJung-uk Kim * 5a9f12690SJung-uk Kim *****************************************************************************/ 6a9f12690SJung-uk Kim 70d84335fSJung-uk Kim /****************************************************************************** 80d84335fSJung-uk Kim * 90d84335fSJung-uk Kim * 1. Copyright Notice 100d84335fSJung-uk Kim * 11722b1667SJung-uk Kim * Some or all of this work - Copyright (c) 1999 - 2023, Intel Corp. 12a9f12690SJung-uk Kim * All rights reserved. 13a9f12690SJung-uk Kim * 140d84335fSJung-uk Kim * 2. License 150d84335fSJung-uk Kim * 160d84335fSJung-uk Kim * 2.1. This is your license from Intel Corp. under its intellectual property 170d84335fSJung-uk Kim * rights. You may have additional license terms from the party that provided 180d84335fSJung-uk Kim * you this software, covering your right to use that party's intellectual 190d84335fSJung-uk Kim * property rights. 200d84335fSJung-uk Kim * 210d84335fSJung-uk Kim * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 220d84335fSJung-uk Kim * copy of the source code appearing in this file ("Covered Code") an 230d84335fSJung-uk Kim * irrevocable, perpetual, worldwide license under Intel's copyrights in the 240d84335fSJung-uk Kim * base code distributed originally by Intel ("Original Intel Code") to copy, 250d84335fSJung-uk Kim * make derivatives, distribute, use and display any portion of the Covered 260d84335fSJung-uk Kim * Code in any form, with the right to sublicense such rights; and 270d84335fSJung-uk Kim * 280d84335fSJung-uk Kim * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 290d84335fSJung-uk Kim * license (with the right to sublicense), under only those claims of Intel 300d84335fSJung-uk Kim * patents that are infringed by the Original Intel Code, to make, use, sell, 310d84335fSJung-uk Kim * offer to sell, and import the Covered Code and derivative works thereof 320d84335fSJung-uk Kim * solely to the minimum extent necessary to exercise the above copyright 330d84335fSJung-uk Kim * license, and in no event shall the patent license extend to any additions 340d84335fSJung-uk Kim * to or modifications of the Original Intel Code. No other license or right 350d84335fSJung-uk Kim * is granted directly or by implication, estoppel or otherwise; 360d84335fSJung-uk Kim * 370d84335fSJung-uk Kim * The above copyright and patent license is granted only if the following 380d84335fSJung-uk Kim * conditions are met: 390d84335fSJung-uk Kim * 400d84335fSJung-uk Kim * 3. Conditions 410d84335fSJung-uk Kim * 420d84335fSJung-uk Kim * 3.1. Redistribution of Source with Rights to Further Distribute Source. 430d84335fSJung-uk Kim * Redistribution of source code of any substantial portion of the Covered 440d84335fSJung-uk Kim * Code or modification with rights to further distribute source must include 450d84335fSJung-uk Kim * the above Copyright Notice, the above License, this list of Conditions, 460d84335fSJung-uk Kim * and the following Disclaimer and Export Compliance provision. In addition, 470d84335fSJung-uk Kim * Licensee must cause all Covered Code to which Licensee contributes to 480d84335fSJung-uk Kim * contain a file documenting the changes Licensee made to create that Covered 490d84335fSJung-uk Kim * Code and the date of any change. Licensee must include in that file the 500d84335fSJung-uk Kim * documentation of any changes made by any predecessor Licensee. Licensee 510d84335fSJung-uk Kim * must include a prominent statement that the modification is derived, 520d84335fSJung-uk Kim * directly or indirectly, from Original Intel Code. 530d84335fSJung-uk Kim * 540d84335fSJung-uk Kim * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 550d84335fSJung-uk Kim * Redistribution of source code of any substantial portion of the Covered 560d84335fSJung-uk Kim * Code or modification without rights to further distribute source must 570d84335fSJung-uk Kim * include the following Disclaimer and Export Compliance provision in the 580d84335fSJung-uk Kim * documentation and/or other materials provided with distribution. In 590d84335fSJung-uk Kim * addition, Licensee may not authorize further sublicense of source of any 600d84335fSJung-uk Kim * portion of the Covered Code, and must include terms to the effect that the 610d84335fSJung-uk Kim * license from Licensee to its licensee is limited to the intellectual 620d84335fSJung-uk Kim * property embodied in the software Licensee provides to its licensee, and 630d84335fSJung-uk Kim * not to intellectual property embodied in modifications its licensee may 640d84335fSJung-uk Kim * make. 650d84335fSJung-uk Kim * 660d84335fSJung-uk Kim * 3.3. Redistribution of Executable. Redistribution in executable form of any 670d84335fSJung-uk Kim * substantial portion of the Covered Code or modification must reproduce the 680d84335fSJung-uk Kim * above Copyright Notice, and the following Disclaimer and Export Compliance 690d84335fSJung-uk Kim * provision in the documentation and/or other materials provided with the 700d84335fSJung-uk Kim * distribution. 710d84335fSJung-uk Kim * 720d84335fSJung-uk Kim * 3.4. Intel retains all right, title, and interest in and to the Original 730d84335fSJung-uk Kim * Intel Code. 740d84335fSJung-uk Kim * 750d84335fSJung-uk Kim * 3.5. Neither the name Intel nor any other trademark owned or controlled by 760d84335fSJung-uk Kim * Intel shall be used in advertising or otherwise to promote the sale, use or 770d84335fSJung-uk Kim * other dealings in products derived from or relating to the Covered Code 780d84335fSJung-uk Kim * without prior written authorization from Intel. 790d84335fSJung-uk Kim * 800d84335fSJung-uk Kim * 4. Disclaimer and Export Compliance 810d84335fSJung-uk Kim * 820d84335fSJung-uk Kim * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 830d84335fSJung-uk Kim * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 840d84335fSJung-uk Kim * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 850d84335fSJung-uk Kim * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 860d84335fSJung-uk Kim * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 870d84335fSJung-uk Kim * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 880d84335fSJung-uk Kim * PARTICULAR PURPOSE. 890d84335fSJung-uk Kim * 900d84335fSJung-uk Kim * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 910d84335fSJung-uk Kim * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 920d84335fSJung-uk Kim * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 930d84335fSJung-uk Kim * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 940d84335fSJung-uk Kim * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 950d84335fSJung-uk Kim * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 960d84335fSJung-uk Kim * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 970d84335fSJung-uk Kim * LIMITED REMEDY. 980d84335fSJung-uk Kim * 990d84335fSJung-uk Kim * 4.3. Licensee shall not export, either directly or indirectly, any of this 1000d84335fSJung-uk Kim * software or system incorporating such software without first obtaining any 1010d84335fSJung-uk Kim * required license or other approval from the U. S. Department of Commerce or 1020d84335fSJung-uk Kim * any other agency or department of the United States Government. In the 1030d84335fSJung-uk Kim * event Licensee exports any such software from the United States or 1040d84335fSJung-uk Kim * re-exports any such software from a foreign destination, Licensee shall 1050d84335fSJung-uk Kim * ensure that the distribution and export/re-export of the software is in 1060d84335fSJung-uk Kim * compliance with all laws, regulations, orders, or other restrictions of the 1070d84335fSJung-uk Kim * U.S. Export Administration Regulations. Licensee agrees that neither it nor 1080d84335fSJung-uk Kim * any of its subsidiaries will export/re-export any technical data, process, 1090d84335fSJung-uk Kim * software, or service, directly or indirectly, to any country for which the 1100d84335fSJung-uk Kim * United States government or any agency thereof requires an export license, 1110d84335fSJung-uk Kim * other governmental approval, or letter of assurance, without first obtaining 1120d84335fSJung-uk Kim * such license, approval or letter. 1130d84335fSJung-uk Kim * 1140d84335fSJung-uk Kim ***************************************************************************** 1150d84335fSJung-uk Kim * 1160d84335fSJung-uk Kim * Alternatively, you may choose to be licensed under the terms of the 1170d84335fSJung-uk Kim * following license: 1180d84335fSJung-uk Kim * 119d244b227SJung-uk Kim * Redistribution and use in source and binary forms, with or without 120d244b227SJung-uk Kim * modification, are permitted provided that the following conditions 121d244b227SJung-uk Kim * are met: 122d244b227SJung-uk Kim * 1. Redistributions of source code must retain the above copyright 123d244b227SJung-uk Kim * notice, this list of conditions, and the following disclaimer, 124d244b227SJung-uk Kim * without modification. 125d244b227SJung-uk Kim * 2. Redistributions in binary form must reproduce at minimum a disclaimer 126d244b227SJung-uk Kim * substantially similar to the "NO WARRANTY" disclaimer below 127d244b227SJung-uk Kim * ("Disclaimer") and any redistribution must be conditioned upon 128d244b227SJung-uk Kim * including a substantially similar Disclaimer requirement for further 129d244b227SJung-uk Kim * binary redistribution. 130d244b227SJung-uk Kim * 3. Neither the names of the above-listed copyright holders nor the names 131d244b227SJung-uk Kim * of any contributors may be used to endorse or promote products derived 132d244b227SJung-uk Kim * from this software without specific prior written permission. 133a9f12690SJung-uk Kim * 1340d84335fSJung-uk Kim * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1350d84335fSJung-uk Kim * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1360d84335fSJung-uk Kim * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1370d84335fSJung-uk Kim * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1380d84335fSJung-uk Kim * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 1390d84335fSJung-uk Kim * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 1400d84335fSJung-uk Kim * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 1410d84335fSJung-uk Kim * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 1420d84335fSJung-uk Kim * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 1430d84335fSJung-uk Kim * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 1440d84335fSJung-uk Kim * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 1450d84335fSJung-uk Kim * 1460d84335fSJung-uk Kim * Alternatively, you may choose to be licensed under the terms of the 147d244b227SJung-uk Kim * GNU General Public License ("GPL") version 2 as published by the Free 148d244b227SJung-uk Kim * Software Foundation. 149a9f12690SJung-uk Kim * 1500d84335fSJung-uk Kim *****************************************************************************/ 151a9f12690SJung-uk Kim 152a9f12690SJung-uk Kim #ifndef __ACGCC_H__ 153a9f12690SJung-uk Kim #define __ACGCC_H__ 154a9f12690SJung-uk Kim 155493deb39SJung-uk Kim /* 156493deb39SJung-uk Kim * Use compiler specific <stdarg.h> is a good practice for even when 157493deb39SJung-uk Kim * -nostdinc is specified (i.e., ACPI_USE_STANDARD_HEADERS undefined. 158493deb39SJung-uk Kim */ 159af051161SJung-uk Kim #ifndef va_arg 160af051161SJung-uk Kim #ifdef ACPI_USE_BUILTIN_STDARG 161af051161SJung-uk Kim typedef __builtin_va_list va_list; 162af051161SJung-uk Kim #define va_start(v, l) __builtin_va_start(v, l) 163af051161SJung-uk Kim #define va_end(v) __builtin_va_end(v) 164af051161SJung-uk Kim #define va_arg(v, l) __builtin_va_arg(v, l) 165af051161SJung-uk Kim #define va_copy(d, s) __builtin_va_copy(d, s) 166af051161SJung-uk Kim #else 16707c64d74SJung-uk Kim #if !defined(__FreeBSD__) || !defined(_KERNEL) 168493deb39SJung-uk Kim #include <stdarg.h> 169493deb39SJung-uk Kim #endif 170af051161SJung-uk Kim #endif 171af051161SJung-uk Kim #endif 172493deb39SJung-uk Kim 17342fecd12SJung-uk Kim #define ACPI_INLINE __inline__ 17442fecd12SJung-uk Kim 175a9f12690SJung-uk Kim /* Function name is used for debug output. Non-ANSI, compiler-dependent */ 176a9f12690SJung-uk Kim 177313a0c13SJung-uk Kim #define ACPI_GET_FUNCTION_NAME __func__ 178a9f12690SJung-uk Kim 179a9f12690SJung-uk Kim /* 180a9f12690SJung-uk Kim * This macro is used to tag functions as "printf-like" because 181a9f12690SJung-uk Kim * some compilers (like GCC) can catch printf format string problems. 182a9f12690SJung-uk Kim */ 183a9f12690SJung-uk Kim #define ACPI_PRINTF_LIKE(c) __attribute__ ((__format__ (__printf__, c, c+1))) 184a9f12690SJung-uk Kim 185a9f12690SJung-uk Kim /* 186a9f12690SJung-uk Kim * Some compilers complain about unused variables. Sometimes we don't want to 187a9f12690SJung-uk Kim * use all the variables (for example, _AcpiModuleName). This allows us 188efcc2a30SJung-uk Kim * to tell the compiler warning in a per-variable manner that a variable 189a9f12690SJung-uk Kim * is unused. 190a9f12690SJung-uk Kim */ 191a9f12690SJung-uk Kim #define ACPI_UNUSED_VAR __attribute__ ((unused)) 192a9f12690SJung-uk Kim 1935ef50723SJung-uk Kim /* GCC supports __VA_ARGS__ in macros */ 1945ef50723SJung-uk Kim 1955ef50723SJung-uk Kim #define COMPILER_VA_MACRO 1 1965ef50723SJung-uk Kim 1975f9b24faSJung-uk Kim /* GCC supports native multiply/shift on 32-bit platforms */ 1985f9b24faSJung-uk Kim 1995f9b24faSJung-uk Kim #define ACPI_USE_NATIVE_MATH64 2005f9b24faSJung-uk Kim 201385fb5d9SJung-uk Kim /* GCC did not support __has_attribute until 5.1. */ 202385fb5d9SJung-uk Kim 203385fb5d9SJung-uk Kim #ifndef __has_attribute 204385fb5d9SJung-uk Kim #define __has_attribute(x) 0 205385fb5d9SJung-uk Kim #endif 206385fb5d9SJung-uk Kim 207385fb5d9SJung-uk Kim /* 208cfd1ed46SJung-uk Kim * Explicitly mark intentional explicit fallthrough to silence 209385fb5d9SJung-uk Kim * -Wimplicit-fallthrough in GCC 7.1+. 210385fb5d9SJung-uk Kim */ 211385fb5d9SJung-uk Kim 212385fb5d9SJung-uk Kim #if __has_attribute(__fallthrough__) 213385fb5d9SJung-uk Kim #define ACPI_FALLTHROUGH __attribute__((__fallthrough__)) 214385fb5d9SJung-uk Kim #endif 215385fb5d9SJung-uk Kim 216722b1667SJung-uk Kim /* 217722b1667SJung-uk Kim * Flexible array members are not allowed to be part of a union under 218722b1667SJung-uk Kim * C99, but this is not for any technical reason. Work around the 219722b1667SJung-uk Kim * limitation. 220722b1667SJung-uk Kim */ 221722b1667SJung-uk Kim #define ACPI_FLEX_ARRAY(TYPE, NAME) \ 222722b1667SJung-uk Kim struct { \ 223722b1667SJung-uk Kim struct { } __Empty_ ## NAME; \ 224722b1667SJung-uk Kim TYPE NAME[]; \ 225722b1667SJung-uk Kim } 226722b1667SJung-uk Kim 227a9f12690SJung-uk Kim #endif /* __ACGCC_H__ */ 228