14c52cad2SJung-uk Kim %{ 24c52cad2SJung-uk Kim /****************************************************************************** 34c52cad2SJung-uk Kim * 44c52cad2SJung-uk Kim * Module Name: prparser.y - Bison input file for preprocessor parser 54c52cad2SJung-uk Kim * 64c52cad2SJung-uk Kim *****************************************************************************/ 74c52cad2SJung-uk Kim 80d84335fSJung-uk Kim /****************************************************************************** 90d84335fSJung-uk Kim * 100d84335fSJung-uk Kim * 1. Copyright Notice 110d84335fSJung-uk Kim * 120d84335fSJung-uk Kim * Some or all of this work - Copyright (c) 1999 - 2017, Intel Corp. 134c52cad2SJung-uk Kim * All rights reserved. 144c52cad2SJung-uk Kim * 150d84335fSJung-uk Kim * 2. License 160d84335fSJung-uk Kim * 170d84335fSJung-uk Kim * 2.1. This is your license from Intel Corp. under its intellectual property 180d84335fSJung-uk Kim * rights. You may have additional license terms from the party that provided 190d84335fSJung-uk Kim * you this software, covering your right to use that party's intellectual 200d84335fSJung-uk Kim * property rights. 210d84335fSJung-uk Kim * 220d84335fSJung-uk Kim * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 230d84335fSJung-uk Kim * copy of the source code appearing in this file ("Covered Code") an 240d84335fSJung-uk Kim * irrevocable, perpetual, worldwide license under Intel's copyrights in the 250d84335fSJung-uk Kim * base code distributed originally by Intel ("Original Intel Code") to copy, 260d84335fSJung-uk Kim * make derivatives, distribute, use and display any portion of the Covered 270d84335fSJung-uk Kim * Code in any form, with the right to sublicense such rights; and 280d84335fSJung-uk Kim * 290d84335fSJung-uk Kim * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 300d84335fSJung-uk Kim * license (with the right to sublicense), under only those claims of Intel 310d84335fSJung-uk Kim * patents that are infringed by the Original Intel Code, to make, use, sell, 320d84335fSJung-uk Kim * offer to sell, and import the Covered Code and derivative works thereof 330d84335fSJung-uk Kim * solely to the minimum extent necessary to exercise the above copyright 340d84335fSJung-uk Kim * license, and in no event shall the patent license extend to any additions 350d84335fSJung-uk Kim * to or modifications of the Original Intel Code. No other license or right 360d84335fSJung-uk Kim * is granted directly or by implication, estoppel or otherwise; 370d84335fSJung-uk Kim * 380d84335fSJung-uk Kim * The above copyright and patent license is granted only if the following 390d84335fSJung-uk Kim * conditions are met: 400d84335fSJung-uk Kim * 410d84335fSJung-uk Kim * 3. Conditions 420d84335fSJung-uk Kim * 430d84335fSJung-uk Kim * 3.1. Redistribution of Source with Rights to Further Distribute Source. 440d84335fSJung-uk Kim * Redistribution of source code of any substantial portion of the Covered 450d84335fSJung-uk Kim * Code or modification with rights to further distribute source must include 460d84335fSJung-uk Kim * the above Copyright Notice, the above License, this list of Conditions, 470d84335fSJung-uk Kim * and the following Disclaimer and Export Compliance provision. In addition, 480d84335fSJung-uk Kim * Licensee must cause all Covered Code to which Licensee contributes to 490d84335fSJung-uk Kim * contain a file documenting the changes Licensee made to create that Covered 500d84335fSJung-uk Kim * Code and the date of any change. Licensee must include in that file the 510d84335fSJung-uk Kim * documentation of any changes made by any predecessor Licensee. Licensee 520d84335fSJung-uk Kim * must include a prominent statement that the modification is derived, 530d84335fSJung-uk Kim * directly or indirectly, from Original Intel Code. 540d84335fSJung-uk Kim * 550d84335fSJung-uk Kim * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 560d84335fSJung-uk Kim * Redistribution of source code of any substantial portion of the Covered 570d84335fSJung-uk Kim * Code or modification without rights to further distribute source must 580d84335fSJung-uk Kim * include the following Disclaimer and Export Compliance provision in the 590d84335fSJung-uk Kim * documentation and/or other materials provided with distribution. In 600d84335fSJung-uk Kim * addition, Licensee may not authorize further sublicense of source of any 610d84335fSJung-uk Kim * portion of the Covered Code, and must include terms to the effect that the 620d84335fSJung-uk Kim * license from Licensee to its licensee is limited to the intellectual 630d84335fSJung-uk Kim * property embodied in the software Licensee provides to its licensee, and 640d84335fSJung-uk Kim * not to intellectual property embodied in modifications its licensee may 650d84335fSJung-uk Kim * make. 660d84335fSJung-uk Kim * 670d84335fSJung-uk Kim * 3.3. Redistribution of Executable. Redistribution in executable form of any 680d84335fSJung-uk Kim * substantial portion of the Covered Code or modification must reproduce the 690d84335fSJung-uk Kim * above Copyright Notice, and the following Disclaimer and Export Compliance 700d84335fSJung-uk Kim * provision in the documentation and/or other materials provided with the 710d84335fSJung-uk Kim * distribution. 720d84335fSJung-uk Kim * 730d84335fSJung-uk Kim * 3.4. Intel retains all right, title, and interest in and to the Original 740d84335fSJung-uk Kim * Intel Code. 750d84335fSJung-uk Kim * 760d84335fSJung-uk Kim * 3.5. Neither the name Intel nor any other trademark owned or controlled by 770d84335fSJung-uk Kim * Intel shall be used in advertising or otherwise to promote the sale, use or 780d84335fSJung-uk Kim * other dealings in products derived from or relating to the Covered Code 790d84335fSJung-uk Kim * without prior written authorization from Intel. 800d84335fSJung-uk Kim * 810d84335fSJung-uk Kim * 4. Disclaimer and Export Compliance 820d84335fSJung-uk Kim * 830d84335fSJung-uk Kim * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 840d84335fSJung-uk Kim * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 850d84335fSJung-uk Kim * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 860d84335fSJung-uk Kim * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 870d84335fSJung-uk Kim * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 880d84335fSJung-uk Kim * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 890d84335fSJung-uk Kim * PARTICULAR PURPOSE. 900d84335fSJung-uk Kim * 910d84335fSJung-uk Kim * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 920d84335fSJung-uk Kim * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 930d84335fSJung-uk Kim * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 940d84335fSJung-uk Kim * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 950d84335fSJung-uk Kim * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 960d84335fSJung-uk Kim * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 970d84335fSJung-uk Kim * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 980d84335fSJung-uk Kim * LIMITED REMEDY. 990d84335fSJung-uk Kim * 1000d84335fSJung-uk Kim * 4.3. Licensee shall not export, either directly or indirectly, any of this 1010d84335fSJung-uk Kim * software or system incorporating such software without first obtaining any 1020d84335fSJung-uk Kim * required license or other approval from the U. S. Department of Commerce or 1030d84335fSJung-uk Kim * any other agency or department of the United States Government. In the 1040d84335fSJung-uk Kim * event Licensee exports any such software from the United States or 1050d84335fSJung-uk Kim * re-exports any such software from a foreign destination, Licensee shall 1060d84335fSJung-uk Kim * ensure that the distribution and export/re-export of the software is in 1070d84335fSJung-uk Kim * compliance with all laws, regulations, orders, or other restrictions of the 1080d84335fSJung-uk Kim * U.S. Export Administration Regulations. Licensee agrees that neither it nor 1090d84335fSJung-uk Kim * any of its subsidiaries will export/re-export any technical data, process, 1100d84335fSJung-uk Kim * software, or service, directly or indirectly, to any country for which the 1110d84335fSJung-uk Kim * United States government or any agency thereof requires an export license, 1120d84335fSJung-uk Kim * other governmental approval, or letter of assurance, without first obtaining 1130d84335fSJung-uk Kim * such license, approval or letter. 1140d84335fSJung-uk Kim * 1150d84335fSJung-uk Kim ***************************************************************************** 1160d84335fSJung-uk Kim * 1170d84335fSJung-uk Kim * Alternatively, you may choose to be licensed under the terms of the 1180d84335fSJung-uk Kim * following license: 1190d84335fSJung-uk Kim * 1204c52cad2SJung-uk Kim * Redistribution and use in source and binary forms, with or without 1214c52cad2SJung-uk Kim * modification, are permitted provided that the following conditions 1224c52cad2SJung-uk Kim * are met: 1234c52cad2SJung-uk Kim * 1. Redistributions of source code must retain the above copyright 1244c52cad2SJung-uk Kim * notice, this list of conditions, and the following disclaimer, 1254c52cad2SJung-uk Kim * without modification. 1264c52cad2SJung-uk Kim * 2. Redistributions in binary form must reproduce at minimum a disclaimer 1274c52cad2SJung-uk Kim * substantially similar to the "NO WARRANTY" disclaimer below 1284c52cad2SJung-uk Kim * ("Disclaimer") and any redistribution must be conditioned upon 1294c52cad2SJung-uk Kim * including a substantially similar Disclaimer requirement for further 1304c52cad2SJung-uk Kim * binary redistribution. 1314c52cad2SJung-uk Kim * 3. Neither the names of the above-listed copyright holders nor the names 1324c52cad2SJung-uk Kim * of any contributors may be used to endorse or promote products derived 1334c52cad2SJung-uk Kim * from this software without specific prior written permission. 1344c52cad2SJung-uk Kim * 1350d84335fSJung-uk Kim * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1360d84335fSJung-uk Kim * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1370d84335fSJung-uk Kim * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1380d84335fSJung-uk Kim * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1390d84335fSJung-uk Kim * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 1400d84335fSJung-uk Kim * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 1410d84335fSJung-uk Kim * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 1420d84335fSJung-uk Kim * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 1430d84335fSJung-uk Kim * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 1440d84335fSJung-uk Kim * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 1450d84335fSJung-uk Kim * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 1460d84335fSJung-uk Kim * 1470d84335fSJung-uk Kim * Alternatively, you may choose to be licensed under the terms of the 1484c52cad2SJung-uk Kim * GNU General Public License ("GPL") version 2 as published by the Free 1494c52cad2SJung-uk Kim * Software Foundation. 1504c52cad2SJung-uk Kim * 1510d84335fSJung-uk Kim *****************************************************************************/ 1524c52cad2SJung-uk Kim 1534c52cad2SJung-uk Kim #include <contrib/dev/acpica/compiler/aslcompiler.h> 1544c52cad2SJung-uk Kim #include <contrib/dev/acpica/compiler/dtcompiler.h> 1554c52cad2SJung-uk Kim 1564c52cad2SJung-uk Kim #define _COMPONENT ASL_PREPROCESSOR 1574c52cad2SJung-uk Kim ACPI_MODULE_NAME ("prparser") 1584c52cad2SJung-uk Kim 1595ef50723SJung-uk Kim void * AslLocalAllocate (unsigned int Size); 1605ef50723SJung-uk Kim 1615ef50723SJung-uk Kim /* Bison/yacc configuration */ 1625ef50723SJung-uk Kim 1635ef50723SJung-uk Kim #undef alloca 1645ef50723SJung-uk Kim #define alloca AslLocalAllocate 1655ef50723SJung-uk Kim 1664c52cad2SJung-uk Kim int PrParserlex (void); 1674c52cad2SJung-uk Kim int PrParserparse (void); 1684c52cad2SJung-uk Kim void PrParsererror (char const *msg); 1694c52cad2SJung-uk Kim extern char *PrParsertext; 1704c52cad2SJung-uk Kim 1714c52cad2SJung-uk Kim UINT64 PrParserResult; /* Expression return value */ 1724c52cad2SJung-uk Kim 1734c52cad2SJung-uk Kim /* Bison/yacc configuration */ 1744c52cad2SJung-uk Kim 1754c52cad2SJung-uk Kim #define yytname PrParsername 1764c52cad2SJung-uk Kim #define YYDEBUG 1 /* Enable debug output */ 1774c52cad2SJung-uk Kim #define YYERROR_VERBOSE 1 /* Verbose error messages */ 1784c52cad2SJung-uk Kim #define YYFLAG -32768 1794c52cad2SJung-uk Kim 1804c52cad2SJung-uk Kim /* Define YYMALLOC/YYFREE to prevent redefinition errors */ 1814c52cad2SJung-uk Kim 1824c52cad2SJung-uk Kim #define YYMALLOC malloc 1834c52cad2SJung-uk Kim #define YYFREE free 1844c52cad2SJung-uk Kim %} 1854c52cad2SJung-uk Kim 1864c52cad2SJung-uk Kim %union 1874c52cad2SJung-uk Kim { 1884c52cad2SJung-uk Kim UINT64 value; 1894c52cad2SJung-uk Kim UINT32 op; 1904c52cad2SJung-uk Kim char *str; 1914c52cad2SJung-uk Kim } 1924c52cad2SJung-uk Kim 1934c52cad2SJung-uk Kim /*! [Begin] no source code translation */ 1944c52cad2SJung-uk Kim 1954c52cad2SJung-uk Kim %type <value> Expression 1964c52cad2SJung-uk Kim 1974c52cad2SJung-uk Kim %token <op> EXPOP_EOF 1984c52cad2SJung-uk Kim %token <op> EXPOP_NEW_LINE 1994c52cad2SJung-uk Kim %token <op> EXPOP_NUMBER 2004c52cad2SJung-uk Kim %token <op> EXPOP_HEX_NUMBER 2014c52cad2SJung-uk Kim %token <op> EXPOP_RESERVED1 2024c52cad2SJung-uk Kim %token <op> EXPOP_RESERVED2 2034c52cad2SJung-uk Kim %token <op> EXPOP_PAREN_OPEN 2044c52cad2SJung-uk Kim %token <op> EXPOP_PAREN_CLOSE 2054c52cad2SJung-uk Kim 2064c52cad2SJung-uk Kim %left <op> EXPOP_LOGICAL_OR 2074c52cad2SJung-uk Kim %left <op> EXPOP_LOGICAL_AND 2084c52cad2SJung-uk Kim %left <op> EXPOP_OR 2094c52cad2SJung-uk Kim %left <op> EXPOP_XOR 2104c52cad2SJung-uk Kim %left <op> EXPOP_AND 2114c52cad2SJung-uk Kim %left <op> EXPOP_EQUAL EXPOP_NOT_EQUAL 2124c52cad2SJung-uk Kim %left <op> EXPOP_GREATER EXPOP_LESS EXPOP_GREATER_EQUAL EXPOP_LESS_EQUAL 2134c52cad2SJung-uk Kim %left <op> EXPOP_SHIFT_RIGHT EXPOP_SHIFT_LEFT 2144c52cad2SJung-uk Kim %left <op> EXPOP_ADD EXPOP_SUBTRACT 2154c52cad2SJung-uk Kim %left <op> EXPOP_MULTIPLY EXPOP_DIVIDE EXPOP_MODULO 2164c52cad2SJung-uk Kim %right <op> EXPOP_ONES_COMPLIMENT EXPOP_LOGICAL_NOT 2174c52cad2SJung-uk Kim 2184c52cad2SJung-uk Kim /* Tokens above must be kept in synch with dtparser.y */ 2194c52cad2SJung-uk Kim 2204c52cad2SJung-uk Kim %token <op> EXPOP_DEFINE 2214c52cad2SJung-uk Kim %token <op> EXPOP_IDENTIFIER 2224c52cad2SJung-uk Kim 2234c52cad2SJung-uk Kim %% 2244c52cad2SJung-uk Kim 2254c52cad2SJung-uk Kim /* 2264c52cad2SJung-uk Kim * Operator precedence rules (from K&R) 2274c52cad2SJung-uk Kim * 2284c52cad2SJung-uk Kim * 1) ( ) 2294c52cad2SJung-uk Kim * 2) ! ~ (unary operators that are supported here) 2304c52cad2SJung-uk Kim * 3) * / % 2314c52cad2SJung-uk Kim * 4) + - 2324c52cad2SJung-uk Kim * 5) >> << 2334c52cad2SJung-uk Kim * 6) < > <= >= 2344c52cad2SJung-uk Kim * 7) == != 2354c52cad2SJung-uk Kim * 8) & 2364c52cad2SJung-uk Kim * 9) ^ 2374c52cad2SJung-uk Kim * 10) | 2384c52cad2SJung-uk Kim * 11) && 2394c52cad2SJung-uk Kim * 12) || 2404c52cad2SJung-uk Kim */ 2414c52cad2SJung-uk Kim 2424c52cad2SJung-uk Kim /*! [End] no source code translation !*/ 2434c52cad2SJung-uk Kim 2444c52cad2SJung-uk Kim Value 2454c52cad2SJung-uk Kim : Expression EXPOP_NEW_LINE { PrParserResult=$1; return 0; } /* End of line (newline) */ 2464c52cad2SJung-uk Kim | Expression EXPOP_EOF { PrParserResult=$1; return 0; } /* End of string (0) */ 2474c52cad2SJung-uk Kim ; 2484c52cad2SJung-uk Kim 2494c52cad2SJung-uk Kim Expression 2504c52cad2SJung-uk Kim 2514c52cad2SJung-uk Kim /* Unary operators */ 2524c52cad2SJung-uk Kim 2534c52cad2SJung-uk Kim : EXPOP_LOGICAL_NOT Expression { $$ = DtDoOperator ($2, EXPOP_LOGICAL_NOT, $2);} 2544c52cad2SJung-uk Kim | EXPOP_ONES_COMPLIMENT Expression { $$ = DtDoOperator ($2, EXPOP_ONES_COMPLIMENT, $2);} 2554c52cad2SJung-uk Kim 2564c52cad2SJung-uk Kim /* Binary operators */ 2574c52cad2SJung-uk Kim 2584c52cad2SJung-uk Kim | Expression EXPOP_MULTIPLY Expression { $$ = DtDoOperator ($1, EXPOP_MULTIPLY, $3);} 2594c52cad2SJung-uk Kim | Expression EXPOP_DIVIDE Expression { $$ = DtDoOperator ($1, EXPOP_DIVIDE, $3);} 2604c52cad2SJung-uk Kim | Expression EXPOP_MODULO Expression { $$ = DtDoOperator ($1, EXPOP_MODULO, $3);} 2614c52cad2SJung-uk Kim | Expression EXPOP_ADD Expression { $$ = DtDoOperator ($1, EXPOP_ADD, $3);} 2624c52cad2SJung-uk Kim | Expression EXPOP_SUBTRACT Expression { $$ = DtDoOperator ($1, EXPOP_SUBTRACT, $3);} 2634c52cad2SJung-uk Kim | Expression EXPOP_SHIFT_RIGHT Expression { $$ = DtDoOperator ($1, EXPOP_SHIFT_RIGHT, $3);} 2644c52cad2SJung-uk Kim | Expression EXPOP_SHIFT_LEFT Expression { $$ = DtDoOperator ($1, EXPOP_SHIFT_LEFT, $3);} 2654c52cad2SJung-uk Kim | Expression EXPOP_GREATER Expression { $$ = DtDoOperator ($1, EXPOP_GREATER, $3);} 2664c52cad2SJung-uk Kim | Expression EXPOP_LESS Expression { $$ = DtDoOperator ($1, EXPOP_LESS, $3);} 2674c52cad2SJung-uk Kim | Expression EXPOP_GREATER_EQUAL Expression { $$ = DtDoOperator ($1, EXPOP_GREATER_EQUAL, $3);} 2684c52cad2SJung-uk Kim | Expression EXPOP_LESS_EQUAL Expression { $$ = DtDoOperator ($1, EXPOP_LESS_EQUAL, $3);} 2694c52cad2SJung-uk Kim | Expression EXPOP_EQUAL Expression { $$ = DtDoOperator ($1, EXPOP_EQUAL, $3);} 2704c52cad2SJung-uk Kim | Expression EXPOP_NOT_EQUAL Expression { $$ = DtDoOperator ($1, EXPOP_NOT_EQUAL, $3);} 2714c52cad2SJung-uk Kim | Expression EXPOP_AND Expression { $$ = DtDoOperator ($1, EXPOP_AND, $3);} 2724c52cad2SJung-uk Kim | Expression EXPOP_XOR Expression { $$ = DtDoOperator ($1, EXPOP_XOR, $3);} 2734c52cad2SJung-uk Kim | Expression EXPOP_OR Expression { $$ = DtDoOperator ($1, EXPOP_OR, $3);} 2744c52cad2SJung-uk Kim | Expression EXPOP_LOGICAL_AND Expression { $$ = DtDoOperator ($1, EXPOP_LOGICAL_AND, $3);} 2754c52cad2SJung-uk Kim | Expression EXPOP_LOGICAL_OR Expression { $$ = DtDoOperator ($1, EXPOP_LOGICAL_OR, $3);} 2764c52cad2SJung-uk Kim 2774c52cad2SJung-uk Kim /* Parentheses: '(' Expression ')' */ 2784c52cad2SJung-uk Kim 2794c52cad2SJung-uk Kim | EXPOP_PAREN_OPEN Expression 2804c52cad2SJung-uk Kim EXPOP_PAREN_CLOSE { $$ = $2;} 2814c52cad2SJung-uk Kim 2824c52cad2SJung-uk Kim /* #if defined (ID) or #if defined ID */ 2834c52cad2SJung-uk Kim 2844c52cad2SJung-uk Kim | EXPOP_DEFINE EXPOP_PAREN_OPEN EXPOP_IDENTIFIER 2854c52cad2SJung-uk Kim EXPOP_PAREN_CLOSE { $$ = PrIsDefined (PrParserlval.str);} 2864c52cad2SJung-uk Kim 2874c52cad2SJung-uk Kim | EXPOP_DEFINE EXPOP_IDENTIFIER { $$ = PrIsDefined (PrParserlval.str);} 2884c52cad2SJung-uk Kim 2894c52cad2SJung-uk Kim | EXPOP_IDENTIFIER { $$ = PrResolveDefine (PrParserlval.str);} 2904c52cad2SJung-uk Kim 2914c52cad2SJung-uk Kim /* Default base for a non-prefixed integer is 10 */ 2924c52cad2SJung-uk Kim 293493deb39SJung-uk Kim | EXPOP_NUMBER { AcpiUtStrtoul64 (PrParsertext, ACPI_STRTOUL_64BIT, &$$);} 2944c52cad2SJung-uk Kim 2954c52cad2SJung-uk Kim /* Standard hex number (0x1234) */ 2964c52cad2SJung-uk Kim 297493deb39SJung-uk Kim | EXPOP_HEX_NUMBER { AcpiUtStrtoul64 (PrParsertext, (ACPI_STRTOUL_BASE16 | ACPI_STRTOUL_64BIT), &$$);} 2984c52cad2SJung-uk Kim ; 2994c52cad2SJung-uk Kim %% 3004c52cad2SJung-uk Kim 3014c52cad2SJung-uk Kim /* 3024c52cad2SJung-uk Kim * Local support functions, including parser entry point 3034c52cad2SJung-uk Kim */ 3044c52cad2SJung-uk Kim #define PR_FIRST_PARSE_OPCODE EXPOP_EOF 3054c52cad2SJung-uk Kim #define PR_YYTNAME_START 3 3064c52cad2SJung-uk Kim 3074c52cad2SJung-uk Kim 3084c52cad2SJung-uk Kim /****************************************************************************** 3094c52cad2SJung-uk Kim * 3104c52cad2SJung-uk Kim * FUNCTION: PrParsererror 3114c52cad2SJung-uk Kim * 3124c52cad2SJung-uk Kim * PARAMETERS: Message - Parser-generated error message 3134c52cad2SJung-uk Kim * 3144c52cad2SJung-uk Kim * RETURN: None 3154c52cad2SJung-uk Kim * 3164c52cad2SJung-uk Kim * DESCRIPTION: Handler for parser errors 3174c52cad2SJung-uk Kim * 3184c52cad2SJung-uk Kim *****************************************************************************/ 3194c52cad2SJung-uk Kim 3204c52cad2SJung-uk Kim void 3214c52cad2SJung-uk Kim PrParsererror ( 3224c52cad2SJung-uk Kim char const *Message) 3234c52cad2SJung-uk Kim { 324fe0f0bbbSJung-uk Kim 325fe0f0bbbSJung-uk Kim sprintf (StringBuffer, "Preprocessor Parser : %s (near line %u)", 326fe0f0bbbSJung-uk Kim Message, Gbl_CurrentLineNumber); 3274c52cad2SJung-uk Kim DtError (ASL_ERROR, ASL_MSG_SYNTAX, 328fe0f0bbbSJung-uk Kim NULL, (char *) StringBuffer); 3294c52cad2SJung-uk Kim } 3304c52cad2SJung-uk Kim 3314c52cad2SJung-uk Kim 3324c52cad2SJung-uk Kim /****************************************************************************** 3334c52cad2SJung-uk Kim * 3344c52cad2SJung-uk Kim * FUNCTION: PrGetOpName 3354c52cad2SJung-uk Kim * 3364c52cad2SJung-uk Kim * PARAMETERS: ParseOpcode - Parser token (EXPOP_*) 3374c52cad2SJung-uk Kim * 3384c52cad2SJung-uk Kim * RETURN: Pointer to the opcode name 3394c52cad2SJung-uk Kim * 3404c52cad2SJung-uk Kim * DESCRIPTION: Get the ascii name of the parse opcode for debug output 3414c52cad2SJung-uk Kim * 3424c52cad2SJung-uk Kim *****************************************************************************/ 3434c52cad2SJung-uk Kim 3444c52cad2SJung-uk Kim char * 3454c52cad2SJung-uk Kim PrGetOpName ( 3464c52cad2SJung-uk Kim UINT32 ParseOpcode) 3474c52cad2SJung-uk Kim { 3484c52cad2SJung-uk Kim #ifdef ASL_YYTNAME_START 3494c52cad2SJung-uk Kim /* 3504c52cad2SJung-uk Kim * First entries (PR_YYTNAME_START) in yytname are special reserved names. 3514c52cad2SJung-uk Kim * Ignore first 6 characters of name (EXPOP_) 3524c52cad2SJung-uk Kim */ 3534c52cad2SJung-uk Kim return ((char *) yytname 3544c52cad2SJung-uk Kim [(ParseOpcode - PR_FIRST_PARSE_OPCODE) + PR_YYTNAME_START] + 6); 3554c52cad2SJung-uk Kim #else 3564c52cad2SJung-uk Kim return ("[Unknown parser generator]"); 3574c52cad2SJung-uk Kim #endif 3584c52cad2SJung-uk Kim } 3594c52cad2SJung-uk Kim 3604c52cad2SJung-uk Kim 3614c52cad2SJung-uk Kim /****************************************************************************** 3624c52cad2SJung-uk Kim * 3634c52cad2SJung-uk Kim * FUNCTION: PrEvaluateExpression 3644c52cad2SJung-uk Kim * 3654c52cad2SJung-uk Kim * PARAMETERS: ExprString - Expression to be evaluated. Must be 3664c52cad2SJung-uk Kim * terminated by either a newline or a NUL 3674c52cad2SJung-uk Kim * string terminator 3684c52cad2SJung-uk Kim * 3694c52cad2SJung-uk Kim * RETURN: 64-bit value for the expression 3704c52cad2SJung-uk Kim * 3714c52cad2SJung-uk Kim * DESCRIPTION: Main entry point for the DT expression parser 3724c52cad2SJung-uk Kim * 3734c52cad2SJung-uk Kim *****************************************************************************/ 3744c52cad2SJung-uk Kim 3754c52cad2SJung-uk Kim UINT64 3764c52cad2SJung-uk Kim PrEvaluateExpression ( 3774c52cad2SJung-uk Kim char *ExprString) 3784c52cad2SJung-uk Kim { 3794c52cad2SJung-uk Kim 3804c52cad2SJung-uk Kim DbgPrint (ASL_DEBUG_OUTPUT, 3814c52cad2SJung-uk Kim "**** Input expression: %s\n", ExprString); 3824c52cad2SJung-uk Kim 3834c52cad2SJung-uk Kim /* Point lexer to the input string */ 3844c52cad2SJung-uk Kim 3854c52cad2SJung-uk Kim if (PrInitLexer (ExprString)) 3864c52cad2SJung-uk Kim { 3874c52cad2SJung-uk Kim DtError (ASL_ERROR, ASL_MSG_COMPILER_INTERNAL, 3884c52cad2SJung-uk Kim NULL, "Could not initialize lexer"); 3894c52cad2SJung-uk Kim return (0); 3904c52cad2SJung-uk Kim } 3914c52cad2SJung-uk Kim 3924c52cad2SJung-uk Kim /* Parse/Evaluate the input string (value returned in PrParserResult) */ 3934c52cad2SJung-uk Kim 3944c52cad2SJung-uk Kim PrParserparse (); 3954c52cad2SJung-uk Kim PrTerminateLexer (); 3964c52cad2SJung-uk Kim 3974c52cad2SJung-uk Kim DbgPrint (ASL_DEBUG_OUTPUT, 3984c52cad2SJung-uk Kim "**** Parser returned value: %u (%8.8X%8.8X)\n", 3994c52cad2SJung-uk Kim (UINT32) PrParserResult, ACPI_FORMAT_UINT64 (PrParserResult)); 4004c52cad2SJung-uk Kim 4014c52cad2SJung-uk Kim return (PrParserResult); 4024c52cad2SJung-uk Kim } 403