Import ACPICA 20120320.

1 files changed, 290 insertions, 0 deletions

diff --git a/source/compiler/preprocess.h b/source/compiler/preprocess.h
new file mode 100644
index 0000000..09b7b76
--- /dev/null
+++ b/source/compiler/preprocess.h
@@ -0,0 +1,290 @@
+/******************************************************************************
+ *
+ * Module Name: preprocess.h - header for iASL Preprocessor
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2012, 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.
+ */
+
+#define __PREPROCESS_H__
+
+#ifndef _PREPROCESS
+#define _PREPROCESS
+
+#undef PR_EXTERN
+
+#ifdef _DECLARE_PR_GLOBALS
+#define PR_EXTERN
+#define PR_INIT_GLOBAL(a,b)         (a)=(b)
+#else
+#define PR_EXTERN                   extern
+#define PR_INIT_GLOBAL(a,b)         (a)
+#endif
+
+
+/*
+ * Configuration
+ */
+#define PR_MAX_MACRO_ARGS       32              /* Max number of macro args */
+#define PR_MAX_ARG_INSTANCES    24              /* Max instances of any one arg */
+#define PR_LINES_PER_BLOCK      4096            /* Max input source lines per block */
+
+
+/*
+ * Local defines and macros
+ */
+#define PR_TOKEN_SEPARATORS     " ,(){}\t\n"
+#define PR_MACRO_SEPARATORS     " ,(){}~!*/%+-<>=&^|\"\t\n"
+#define PR_MACRO_ARGUMENTS      " ,\t\n"
+#define PR_EXPR_SEPARATORS      " ,(){}~!*/%+-<>=&^|\"\t\n"
+
+#define PR_PREFIX_ID            "Pr(%.4u) - "             /* Used for debug output */
+
+#define THIS_TOKEN_OFFSET(t)    ((t-Gbl_MainTokenBuffer) + 1)
+
+
+/*
+ * Preprocessor structures
+ */
+typedef struct pr_macro_arg
+{
+    char                        *Name;
+    UINT32                      Offset[PR_MAX_ARG_INSTANCES];
+    UINT16                      UseCount;
+
+} PR_MACRO_ARG;
+
+typedef struct pr_define_info
+{
+    struct pr_define_info       *Previous;
+    struct pr_define_info       *Next;
+    char                        *Identifier;
+    char                        *Replacement;
+    char                        *Body;          /* Macro body */
+    PR_MACRO_ARG                *Args;          /* Macro arg list */
+    UINT16                      ArgCount;       /* Macro arg count */
+    BOOLEAN                     Persist;        /* Keep for entire compiler run */
+
+} PR_DEFINE_INFO;
+
+typedef struct pr_directive_info
+{
+    char                        *Name;          /* Directive name */
+    UINT8                       ArgCount;       /* Required # of args */
+
+} PR_DIRECTIVE_INFO;
+
+typedef struct pr_operator_info
+{
+    char                        *Op;
+
+} PR_OPERATOR_INFO;
+
+typedef struct pr_file_node
+{
+    struct pr_file_node         *Next;
+    FILE                        *File;
+    char                        *Filename;
+    UINT32                      CurrentLineNumber;
+
+} PR_FILE_NODE;
+
+typedef struct pr_line_mapping
+{
+    UINT32                      *Map;
+    struct pr_line_mapping      *Next;
+
+} PR_LINE_MAPPING;
+
+
+/*
+ * Globals
+ */
+PR_EXTERN char                  XXXEvalBuffer[ASL_LINE_BUFFER_SIZE];
+PR_EXTERN char                  Gbl_MainTokenBuffer[ASL_LINE_BUFFER_SIZE];
+PR_EXTERN char                  Gbl_MacroTokenBuffer[ASL_LINE_BUFFER_SIZE];
+PR_EXTERN char                  Gbl_ExpressionTokenBuffer[ASL_LINE_BUFFER_SIZE];
+
+PR_EXTERN PR_LINE_MAPPING       *Gbl_MapBlockHead;
+PR_EXTERN PR_FILE_NODE          *Gbl_InputFileList;
+PR_EXTERN PR_DEFINE_INFO        PR_INIT_GLOBAL (*Gbl_DefineList, NULL);
+PR_EXTERN UINT32                Gbl_PreprocessorLineNumber;
+PR_EXTERN int                   Gbl_IfDepth;
+PR_EXTERN BOOLEAN               PR_INIT_GLOBAL (Gbl_PreprocessorError, FALSE);
+
+
+/*
+ * prscan - Preprocessor entry
+ */
+void
+PrInitializePreprocessor (
+    void);
+
+void
+PrInitializeGlobals (
+    void);
+
+void
+PrTerminatePreprocessor (
+    void);
+
+BOOLEAN
+PrDoPreprocess (
+    void);
+
+UINT32
+PrGetLineNumber (
+    UINT32                  PreprocessorLineNumber);
+
+UINT64
+PrIsDefined (
+    char                    *Identifier);
+
+UINT64
+PrResolveDefine (
+    char                    *Identifier);
+
+int
+PrInitLexer (
+    char                    *String);
+
+void
+PrTerminateLexer (
+    void);
+
+
+/*
+ * prmacros - Support for #defines and macros
+ */
+void
+PrDumpPredefinedNames (
+    void);
+
+PR_DEFINE_INFO *
+PrAddDefine (
+    char                    *Token,
+    char                    *Token2,
+    BOOLEAN                 Persist);
+
+void
+PrRemoveDefine (
+    char                    *DefineName);
+
+PR_DEFINE_INFO *
+PrMatchDefine (
+    char                    *MatchString);
+
+void
+PrAddMacro (
+    char                    *Name,
+    char                    **Next);
+
+void
+PrDoMacroInvocation (
+    char                    *TokenBuffer,
+    char                    *MacroStart,
+    PR_DEFINE_INFO          *DefineInfo,
+    char                    **Next);
+
+
+/*
+ * prexpress - #if expression support
+ */
+ACPI_STATUS
+PrResolveIntegerExpression (
+    char                    *Line,
+    UINT64                  *ReturnValue);
+
+char *
+PrPrioritizeExpression (
+    char                    *OriginalLine);
+
+/*
+ * prparser - lex/yacc expression parser
+ */
+UINT64
+PrEvaluateExpression (
+    char                    *ExprString);
+
+
+/*
+ * prutils - Preprocesor utilities
+ */
+char *
+PrGetNextToken (
+    char                    *Buffer,
+    char                    *MatchString,
+    char                    **Next);
+
+void
+PrSetLineNumber (
+    UINT32                  OriginalLineNumber,
+    UINT32                  NewLineNumber);
+
+void
+PrError (
+    UINT8                   Level,
+    UINT8                   MessageId,
+    UINT32                  Column);
+
+void
+PrReplaceData (
+    char                    *Buffer,
+    UINT32                  LengthToRemove,
+    char                    *BufferToAdd,
+    UINT32                  LengthToAdd);
+
+void
+PrOpenIncludeFile (
+    char                    *Filename);
+
+FILE *
+PrOpenIncludeWithPrefix (
+    char                    *PrefixDir,
+    char                    *Filename);
+
+void
+PrPushInputFileStack (
+    FILE                    *InputFile,
+    char                    *Filename);
+
+BOOLEAN
+PrPopInputFileStack (
+    void);
+
+#endif