tclCompile.h
上传用户:rrhhcc
上传日期:2015-12-11
资源大小:54129k
文件大小:44k
- /*
- * tclCompile.h --
- *
- * Copyright (c) 1996-1998 Sun Microsystems, Inc.
- * Copyright (c) 1998-2000 by Scriptics Corporation.
- * Copyright (c) 2001 by Kevin B. Kenny. All rights reserved.
- * Copyright (c) 2007 Daniel A. Steffen <das@users.sourceforge.net>
- *
- * See the file "license.terms" for information on usage and redistribution
- * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
- *
- * RCS: @(#) $Id: tclCompile.h,v 1.33.2.2 2007/09/13 15:28:11 das Exp $
- */
- #ifndef _TCLCOMPILATION
- #define _TCLCOMPILATION 1
- #ifndef _TCLINT
- #include "tclInt.h"
- #endif /* _TCLINT */
- #ifdef BUILD_tcl
- # undef TCL_STORAGE_CLASS
- # define TCL_STORAGE_CLASS DLLEXPORT
- #endif
- /*
- *------------------------------------------------------------------------
- * Variables related to compilation. These are used in tclCompile.c,
- * tclExecute.c, tclBasic.c, and their clients.
- *------------------------------------------------------------------------
- */
- #ifdef TCL_COMPILE_DEBUG
- /*
- * Variable that controls whether compilation tracing is enabled and, if so,
- * what level of tracing is desired:
- * 0: no compilation tracing
- * 1: summarize compilation of top level cmds and proc bodies
- * 2: display all instructions of each ByteCode compiled
- * This variable is linked to the Tcl variable "tcl_traceCompile".
- */
- extern int tclTraceCompile;
- #endif
- #ifdef TCL_COMPILE_DEBUG
- /*
- * Variable that controls whether execution tracing is enabled and, if so,
- * what level of tracing is desired:
- * 0: no execution tracing
- * 1: trace invocations of Tcl procs only
- * 2: trace invocations of all (not compiled away) commands
- * 3: display each instruction executed
- * This variable is linked to the Tcl variable "tcl_traceExec".
- */
- extern int tclTraceExec;
- #endif
- /*
- *------------------------------------------------------------------------
- * Data structures related to compilation.
- *------------------------------------------------------------------------
- */
- /*
- * The structure used to implement Tcl "exceptions" (exceptional returns):
- * for example, those generated in loops by the break and continue commands,
- * and those generated by scripts and caught by the catch command. This
- * ExceptionRange structure describes a range of code (e.g., a loop body),
- * the kind of exceptions (e.g., a break or continue) that might occur, and
- * the PC offsets to jump to if a matching exception does occur. Exception
- * ranges can nest so this structure includes a nesting level that is used
- * at runtime to find the closest exception range surrounding a PC. For
- * example, when a break command is executed, the ExceptionRange structure
- * for the most deeply nested loop, if any, is found and used. These
- * structures are also generated for the "next" subcommands of for loops
- * since a break there terminates the for command. This means a for command
- * actually generates two LoopInfo structures.
- */
- typedef enum {
- LOOP_EXCEPTION_RANGE, /* Exception's range is part of a loop.
- * Break and continue "exceptions" cause
- * jumps to appropriate PC offsets. */
- CATCH_EXCEPTION_RANGE /* Exception's range is controlled by a
- * catch command. Errors in the range cause
- * a jump to a catch PC offset. */
- } ExceptionRangeType;
- typedef struct ExceptionRange {
- ExceptionRangeType type; /* The kind of ExceptionRange. */
- int nestingLevel; /* Static depth of the exception range.
- * Used to find the most deeply-nested
- * range surrounding a PC at runtime. */
- int codeOffset; /* Offset of the first instruction byte of
- * the code range. */
- int numCodeBytes; /* Number of bytes in the code range. */
- int breakOffset; /* If LOOP_EXCEPTION_RANGE, the target PC
- * offset for a break command in the range. */
- int continueOffset; /* If LOOP_EXCEPTION_RANGE and not -1, the
- * target PC offset for a continue command in
- * the code range. Otherwise, ignore this range
- * when processing a continue command. */
- int catchOffset; /* If a CATCH_EXCEPTION_RANGE, the target PC
- * offset for any "exception" in range. */
- } ExceptionRange;
- /*
- * Structure used to map between instruction pc and source locations. It
- * defines for each compiled Tcl command its code's starting offset and
- * its source's starting offset and length. Note that the code offset
- * increases monotonically: that is, the table is sorted in code offset
- * order. The source offset is not monotonic.
- */
- typedef struct CmdLocation {
- int codeOffset; /* Offset of first byte of command code. */
- int numCodeBytes; /* Number of bytes for command's code. */
- int srcOffset; /* Offset of first char of the command. */
- int numSrcBytes; /* Number of command source chars. */
- } CmdLocation;
- #ifdef TCL_TIP280
- /*
- * TIP #280
- * Structure to record additional location information for byte code.
- * This information is internal and not saved. I.e. tbcload'ed code
- * will not have this information. It records the lines for all words
- * of all commands found in the byte code. The association with a
- * ByteCode structure BC is done through the 'lineBCPtr' HashTable in
- * Interp, keyed by the address of BC. Also recorded is information
- * coming from the context, i.e. type of the frame and associated
- * information, like the path of a sourced file.
- */
- typedef struct ECL {
- int srcOffset; /* cmd location to find the entry */
- int nline;
- int* line; /* line information for all words in the command */
- } ECL;
- typedef struct ExtCmdLoc {
- int type; /* Context type */
- Tcl_Obj* path; /* Path of the sourced file the command is in */
- ECL* loc; /* Command word locations (lines) */
- int nloc; /* Number of allocated entries in 'loc' */
- int nuloc; /* Number of used entries in 'loc' */
- } ExtCmdLoc;
- #endif
- /*
- * CompileProcs need the ability to record information during compilation
- * that can be used by bytecode instructions during execution. The AuxData
- * structure provides this "auxiliary data" mechanism. An arbitrary number
- * of these structures can be stored in the ByteCode record (during
- * compilation they are stored in a CompileEnv structure). Each AuxData
- * record holds one word of client-specified data (often a pointer) and is
- * given an index that instructions can later use to look up the structure
- * and its data.
- *
- * The following definitions declare the types of procedures that are called
- * to duplicate or free this auxiliary data when the containing ByteCode
- * objects are duplicated and freed. Pointers to these procedures are kept
- * in the AuxData structure.
- */
- typedef ClientData (AuxDataDupProc) _ANSI_ARGS_((ClientData clientData));
- typedef void (AuxDataFreeProc) _ANSI_ARGS_((ClientData clientData));
- /*
- * We define a separate AuxDataType struct to hold type-related information
- * for the AuxData structure. This separation makes it possible for clients
- * outside of the TCL core to manipulate (in a limited fashion!) AuxData;
- * for example, it makes it possible to pickle and unpickle AuxData structs.
- */
- typedef struct AuxDataType {
- char *name; /* the name of the type. Types can be
- * registered and found by name */
- AuxDataDupProc *dupProc; /* Callback procedure to invoke when the
- * aux data is duplicated (e.g., when the
- * ByteCode structure containing the aux
- * data is duplicated). NULL means just
- * copy the source clientData bits; no
- * proc need be called. */
- AuxDataFreeProc *freeProc; /* Callback procedure to invoke when the
- * aux data is freed. NULL means no
- * proc need be called. */
- } AuxDataType;
- /*
- * The definition of the AuxData structure that holds information created
- * during compilation by CompileProcs and used by instructions during
- * execution.
- */
- typedef struct AuxData {
- AuxDataType *type; /* pointer to the AuxData type associated with
- * this ClientData. */
- ClientData clientData; /* The compilation data itself. */
- } AuxData;
- /*
- * Structure defining the compilation environment. After compilation, fields
- * describing bytecode instructions are copied out into the more compact
- * ByteCode structure defined below.
- */
- #define COMPILEENV_INIT_CODE_BYTES 250
- #define COMPILEENV_INIT_NUM_OBJECTS 60
- #define COMPILEENV_INIT_EXCEPT_RANGES 5
- #define COMPILEENV_INIT_CMD_MAP_SIZE 40
- #define COMPILEENV_INIT_AUX_DATA_SIZE 5
- typedef struct CompileEnv {
- Interp *iPtr; /* Interpreter containing the code being
- * compiled. Commands and their compile
- * procs are specific to an interpreter so
- * the code emitted will depend on the
- * interpreter. */
- char *source; /* The source string being compiled by
- * SetByteCodeFromAny. This pointer is not
- * owned by the CompileEnv and must not be
- * freed or changed by it. */
- int numSrcBytes; /* Number of bytes in source. */
- Proc *procPtr; /* If a procedure is being compiled, a
- * pointer to its Proc structure; otherwise
- * NULL. Used to compile local variables.
- * Set from information provided by
- * ObjInterpProc in tclProc.c. */
- int numCommands; /* Number of commands compiled. */
- int exceptDepth; /* Current exception range nesting level;
- * -1 if not in any range currently. */
- int maxExceptDepth; /* Max nesting level of exception ranges;
- * -1 if no ranges have been compiled. */
- int maxStackDepth; /* Maximum number of stack elements needed
- * to execute the code. Set by compilation
- * procedures before returning. */
- int currStackDepth; /* Current stack depth. */
- LiteralTable localLitTable; /* Contains LiteralEntry's describing
- * all Tcl objects referenced by this
- * compiled code. Indexed by the string
- * representations of the literals. Used to
- * avoid creating duplicate objects. */
- unsigned char *codeStart; /* Points to the first byte of the code. */
- unsigned char *codeNext; /* Points to next code array byte to use. */
- unsigned char *codeEnd; /* Points just after the last allocated
- * code array byte. */
- int mallocedCodeArray; /* Set 1 if code array was expanded
- * and codeStart points into the heap.*/
- LiteralEntry *literalArrayPtr;
- /* Points to start of LiteralEntry array. */
- int literalArrayNext; /* Index of next free object array entry. */
- int literalArrayEnd; /* Index just after last obj array entry. */
- int mallocedLiteralArray; /* 1 if object array was expanded and
- * objArray points into the heap, else 0. */
- ExceptionRange *exceptArrayPtr;
- /* Points to start of the ExceptionRange
- * array. */
- int exceptArrayNext; /* Next free ExceptionRange array index.
- * exceptArrayNext is the number of ranges
- * and (exceptArrayNext-1) is the index of
- * the current range's array entry. */
- int exceptArrayEnd; /* Index after the last ExceptionRange
- * array entry. */
- int mallocedExceptArray; /* 1 if ExceptionRange array was expanded
- * and exceptArrayPtr points in heap,
- * else 0. */
- CmdLocation *cmdMapPtr; /* Points to start of CmdLocation array.
- * numCommands is the index of the next
- * entry to use; (numCommands-1) is the
- * entry index for the last command. */
- int cmdMapEnd; /* Index after last CmdLocation entry. */
- int mallocedCmdMap; /* 1 if command map array was expanded and
- * cmdMapPtr points in the heap, else 0. */
- AuxData *auxDataArrayPtr; /* Points to auxiliary data array start. */
- int auxDataArrayNext; /* Next free compile aux data array index.
- * auxDataArrayNext is the number of aux
- * data items and (auxDataArrayNext-1) is
- * index of current aux data array entry. */
- int auxDataArrayEnd; /* Index after last aux data array entry. */
- int mallocedAuxDataArray; /* 1 if aux data array was expanded and
- * auxDataArrayPtr points in heap else 0. */
- unsigned char staticCodeSpace[COMPILEENV_INIT_CODE_BYTES];
- /* Initial storage for code. */
- LiteralEntry staticLiteralSpace[COMPILEENV_INIT_NUM_OBJECTS];
- /* Initial storage of LiteralEntry array. */
- ExceptionRange staticExceptArraySpace[COMPILEENV_INIT_EXCEPT_RANGES];
- /* Initial ExceptionRange array storage. */
- CmdLocation staticCmdMapSpace[COMPILEENV_INIT_CMD_MAP_SIZE];
- /* Initial storage for cmd location map. */
- AuxData staticAuxDataArraySpace[COMPILEENV_INIT_AUX_DATA_SIZE];
- /* Initial storage for aux data array. */
- #ifdef TCL_TIP280
- /* TIP #280 */
- ExtCmdLoc* extCmdMapPtr; /* Extended command location information
- * for 'info frame'. */
- int line; /* First line of the script, based on the
- * invoking context, then the line of the
- * command currently compiled. */
- #endif
- } CompileEnv;
- /*
- * The structure defining the bytecode instructions resulting from compiling
- * a Tcl script. Note that this structure is variable length: a single heap
- * object is allocated to hold the ByteCode structure immediately followed
- * by the code bytes, the literal object array, the ExceptionRange array,
- * the CmdLocation map, and the compilation AuxData array.
- */
- /*
- * A PRECOMPILED bytecode struct is one that was generated from a compiled
- * image rather than implicitly compiled from source
- */
- #define TCL_BYTECODE_PRECOMPILED 0x0001
- typedef struct ByteCode {
- TclHandle interpHandle; /* Handle for interpreter containing the
- * compiled code. Commands and their compile
- * procs are specific to an interpreter so the
- * code emitted will depend on the
- * interpreter. */
- int compileEpoch; /* Value of iPtr->compileEpoch when this
- * ByteCode was compiled. Used to invalidate
- * code when, e.g., commands with compile
- * procs are redefined. */
- Namespace *nsPtr; /* Namespace context in which this code
- * was compiled. If the code is executed
- * if a different namespace, it must be
- * recompiled. */
- int nsEpoch; /* Value of nsPtr->resolverEpoch when this
- * ByteCode was compiled. Used to invalidate
- * code when new namespace resolution rules
- * are put into effect. */
- int refCount; /* Reference count: set 1 when created
- * plus 1 for each execution of the code
- * currently active. This structure can be
- * freed when refCount becomes zero. */
- unsigned int flags; /* flags describing state for the codebyte.
- * this variable holds ORed values from the
- * TCL_BYTECODE_ masks defined above */
- char *source; /* The source string from which this
- * ByteCode was compiled. Note that this
- * pointer is not owned by the ByteCode and
- * must not be freed or modified by it. */
- Proc *procPtr; /* If the ByteCode was compiled from a
- * procedure body, this is a pointer to its
- * Proc structure; otherwise NULL. This
- * pointer is also not owned by the ByteCode
- * and must not be freed by it. */
- size_t structureSize; /* Number of bytes in the ByteCode structure
- * itself. Does not include heap space for
- * literal Tcl objects or storage referenced
- * by AuxData entries. */
- int numCommands; /* Number of commands compiled. */
- int numSrcBytes; /* Number of source bytes compiled. */
- int numCodeBytes; /* Number of code bytes. */
- int numLitObjects; /* Number of objects in literal array. */
- int numExceptRanges; /* Number of ExceptionRange array elems. */
- int numAuxDataItems; /* Number of AuxData items. */
- int numCmdLocBytes; /* Number of bytes needed for encoded
- * command location information. */
- int maxExceptDepth; /* Maximum nesting level of ExceptionRanges;
- * -1 if no ranges were compiled. */
- int maxStackDepth; /* Maximum number of stack elements needed
- * to execute the code. */
- unsigned char *codeStart; /* Points to the first byte of the code.
- * This is just after the final ByteCode
- * member cmdMapPtr. */
- Tcl_Obj **objArrayPtr; /* Points to the start of the literal
- * object array. This is just after the
- * last code byte. */
- ExceptionRange *exceptArrayPtr;
- /* Points to the start of the ExceptionRange
- * array. This is just after the last
- * object in the object array. */
- AuxData *auxDataArrayPtr; /* Points to the start of the auxiliary data
- * array. This is just after the last entry
- * in the ExceptionRange array. */
- unsigned char *codeDeltaStart;
- /* Points to the first of a sequence of
- * bytes that encode the change in the
- * starting offset of each command's code.
- * If -127<=delta<=127, it is encoded as 1
- * byte, otherwise 0xFF (128) appears and
- * the delta is encoded by the next 4 bytes.
- * Code deltas are always positive. This
- * sequence is just after the last entry in
- * the AuxData array. */
- unsigned char *codeLengthStart;
- /* Points to the first of a sequence of
- * bytes that encode the length of each
- * command's code. The encoding is the same
- * as for code deltas. Code lengths are
- * always positive. This sequence is just
- * after the last entry in the code delta
- * sequence. */
- unsigned char *srcDeltaStart;
- /* Points to the first of a sequence of
- * bytes that encode the change in the
- * starting offset of each command's source.
- * The encoding is the same as for code
- * deltas. Source deltas can be negative.
- * This sequence is just after the last byte
- * in the code length sequence. */
- unsigned char *srcLengthStart;
- /* Points to the first of a sequence of
- * bytes that encode the length of each
- * command's source. The encoding is the
- * same as for code deltas. Source lengths
- * are always positive. This sequence is
- * just after the last byte in the source
- * delta sequence. */
- #ifdef TCL_COMPILE_STATS
- Tcl_Time createTime; /* Absolute time when the ByteCode was
- * created. */
- #endif /* TCL_COMPILE_STATS */
- } ByteCode;
- /*
- * Opcodes for the Tcl bytecode instructions. These must correspond to
- * the entries in the table of instruction descriptions,
- * tclInstructionTable, in tclCompile.c. Also, the order and number of
- * the expression opcodes (e.g., INST_LOR) must match the entries in
- * the array operatorStrings in tclExecute.c.
- */
- /* Opcodes 0 to 9 */
- #define INST_DONE 0
- #define INST_PUSH1 1
- #define INST_PUSH4 2
- #define INST_POP 3
- #define INST_DUP 4
- #define INST_CONCAT1 5
- #define INST_INVOKE_STK1 6
- #define INST_INVOKE_STK4 7
- #define INST_EVAL_STK 8
- #define INST_EXPR_STK 9
- /* Opcodes 10 to 23 */
- #define INST_LOAD_SCALAR1 10
- #define INST_LOAD_SCALAR4 11
- #define INST_LOAD_SCALAR_STK 12
- #define INST_LOAD_ARRAY1 13
- #define INST_LOAD_ARRAY4 14
- #define INST_LOAD_ARRAY_STK 15
- #define INST_LOAD_STK 16
- #define INST_STORE_SCALAR1 17
- #define INST_STORE_SCALAR4 18
- #define INST_STORE_SCALAR_STK 19
- #define INST_STORE_ARRAY1 20
- #define INST_STORE_ARRAY4 21
- #define INST_STORE_ARRAY_STK 22
- #define INST_STORE_STK 23
- /* Opcodes 24 to 33 */
- #define INST_INCR_SCALAR1 24
- #define INST_INCR_SCALAR_STK 25
- #define INST_INCR_ARRAY1 26
- #define INST_INCR_ARRAY_STK 27
- #define INST_INCR_STK 28
- #define INST_INCR_SCALAR1_IMM 29
- #define INST_INCR_SCALAR_STK_IMM 30
- #define INST_INCR_ARRAY1_IMM 31
- #define INST_INCR_ARRAY_STK_IMM 32
- #define INST_INCR_STK_IMM 33
- /* Opcodes 34 to 39 */
- #define INST_JUMP1 34
- #define INST_JUMP4 35
- #define INST_JUMP_TRUE1 36
- #define INST_JUMP_TRUE4 37
- #define INST_JUMP_FALSE1 38
- #define INST_JUMP_FALSE4 39
- /* Opcodes 40 to 64 */
- #define INST_LOR 40
- #define INST_LAND 41
- #define INST_BITOR 42
- #define INST_BITXOR 43
- #define INST_BITAND 44
- #define INST_EQ 45
- #define INST_NEQ 46
- #define INST_LT 47
- #define INST_GT 48
- #define INST_LE 49
- #define INST_GE 50
- #define INST_LSHIFT 51
- #define INST_RSHIFT 52
- #define INST_ADD 53
- #define INST_SUB 54
- #define INST_MULT 55
- #define INST_DIV 56
- #define INST_MOD 57
- #define INST_UPLUS 58
- #define INST_UMINUS 59
- #define INST_BITNOT 60
- #define INST_LNOT 61
- #define INST_CALL_BUILTIN_FUNC1 62
- #define INST_CALL_FUNC1 63
- #define INST_TRY_CVT_TO_NUMERIC 64
- /* Opcodes 65 to 66 */
- #define INST_BREAK 65
- #define INST_CONTINUE 66
- /* Opcodes 67 to 68 */
- #define INST_FOREACH_START4 67
- #define INST_FOREACH_STEP4 68
- /* Opcodes 69 to 72 */
- #define INST_BEGIN_CATCH4 69
- #define INST_END_CATCH 70
- #define INST_PUSH_RESULT 71
- #define INST_PUSH_RETURN_CODE 72
- /* Opcodes 73 to 78 */
- #define INST_STR_EQ 73
- #define INST_STR_NEQ 74
- #define INST_STR_CMP 75
- #define INST_STR_LEN 76
- #define INST_STR_INDEX 77
- #define INST_STR_MATCH 78
- /* Opcodes 78 to 81 */
- #define INST_LIST 79
- #define INST_LIST_INDEX 80
- #define INST_LIST_LENGTH 81
- /* Opcodes 82 to 87 */
- #define INST_APPEND_SCALAR1 82
- #define INST_APPEND_SCALAR4 83
- #define INST_APPEND_ARRAY1 84
- #define INST_APPEND_ARRAY4 85
- #define INST_APPEND_ARRAY_STK 86
- #define INST_APPEND_STK 87
- /* Opcodes 88 to 93 */
- #define INST_LAPPEND_SCALAR1 88
- #define INST_LAPPEND_SCALAR4 89
- #define INST_LAPPEND_ARRAY1 90
- #define INST_LAPPEND_ARRAY4 91
- #define INST_LAPPEND_ARRAY_STK 92
- #define INST_LAPPEND_STK 93
- /* TIP #22 - LINDEX operator with flat arg list */
- #define INST_LIST_INDEX_MULTI 94
- /*
- * TIP #33 - 'lset' command. Code gen also required a Forth-like
- * OVER operation.
- */
- #define INST_OVER 95
- #define INST_LSET_LIST 96
- #define INST_LSET_FLAT 97
- /* The last opcode */
- #define LAST_INST_OPCODE 97
- /*
- * Table describing the Tcl bytecode instructions: their name (for
- * displaying code), total number of code bytes required (including
- * operand bytes), and a description of the type of each operand.
- * These operand types include signed and unsigned integers of length
- * one and four bytes. The unsigned integers are used for indexes or
- * for, e.g., the count of objects to push in a "push" instruction.
- */
- #define MAX_INSTRUCTION_OPERANDS 2
- typedef enum InstOperandType {
- OPERAND_NONE,
- OPERAND_INT1, /* One byte signed integer. */
- OPERAND_INT4, /* Four byte signed integer. */
- OPERAND_UINT1, /* One byte unsigned integer. */
- OPERAND_UINT4 /* Four byte unsigned integer. */
- } InstOperandType;
- typedef struct InstructionDesc {
- char *name; /* Name of instruction. */
- int numBytes; /* Total number of bytes for instruction. */
- int stackEffect; /* The worst-case balance stack effect of the
- * instruction, used for stack requirements
- * computations. The value INT_MIN signals
- * that the instruction's worst case effect
- * is (1-opnd1).
- */
- int numOperands; /* Number of operands. */
- InstOperandType opTypes[MAX_INSTRUCTION_OPERANDS];
- /* The type of each operand. */
- } InstructionDesc;
- extern InstructionDesc tclInstructionTable[];
- /*
- * Definitions of the values of the INST_CALL_BUILTIN_FUNC instruction's
- * operand byte. Each value denotes a builtin Tcl math function. These
- * values must correspond to the entries in the tclBuiltinFuncTable array
- * below and to the values stored in the tclInt.h MathFunc structure's
- * builtinFuncIndex field.
- */
- #define BUILTIN_FUNC_ACOS 0
- #define BUILTIN_FUNC_ASIN 1
- #define BUILTIN_FUNC_ATAN 2
- #define BUILTIN_FUNC_ATAN2 3
- #define BUILTIN_FUNC_CEIL 4
- #define BUILTIN_FUNC_COS 5
- #define BUILTIN_FUNC_COSH 6
- #define BUILTIN_FUNC_EXP 7
- #define BUILTIN_FUNC_FLOOR 8
- #define BUILTIN_FUNC_FMOD 9
- #define BUILTIN_FUNC_HYPOT 10
- #define BUILTIN_FUNC_LOG 11
- #define BUILTIN_FUNC_LOG10 12
- #define BUILTIN_FUNC_POW 13
- #define BUILTIN_FUNC_SIN 14
- #define BUILTIN_FUNC_SINH 15
- #define BUILTIN_FUNC_SQRT 16
- #define BUILTIN_FUNC_TAN 17
- #define BUILTIN_FUNC_TANH 18
- #define BUILTIN_FUNC_ABS 19
- #define BUILTIN_FUNC_DOUBLE 20
- #define BUILTIN_FUNC_INT 21
- #define BUILTIN_FUNC_RAND 22
- #define BUILTIN_FUNC_ROUND 23
- #define BUILTIN_FUNC_SRAND 24
- #define BUILTIN_FUNC_WIDE 25
- #define LAST_BUILTIN_FUNC 25
- /*
- * Table describing the built-in math functions. Entries in this table are
- * indexed by the values of the INST_CALL_BUILTIN_FUNC instruction's
- * operand byte.
- */
- typedef int (CallBuiltinFuncProc) _ANSI_ARGS_((Tcl_Interp *interp,
- ExecEnv *eePtr, ClientData clientData));
- typedef struct {
- char *name; /* Name of function. */
- int numArgs; /* Number of arguments for function. */
- Tcl_ValueType argTypes[MAX_MATH_ARGS];
- /* Acceptable types for each argument. */
- CallBuiltinFuncProc *proc; /* Procedure implementing this function. */
- ClientData clientData; /* Additional argument to pass to the
- * function when invoking it. */
- } BuiltinFunc;
- extern BuiltinFunc tclBuiltinFuncTable[];
- /*
- * Compilation of some Tcl constructs such as if commands and the logical or
- * (||) and logical and (&&) operators in expressions requires the
- * generation of forward jumps. Since the PC target of these jumps isn't
- * known when the jumps are emitted, we record the offset of each jump in an
- * array of JumpFixup structures. There is one array for each sequence of
- * jumps to one target PC. When we learn the target PC, we update the jumps
- * with the correct distance. Also, if the distance is too great (> 127
- * bytes), we replace the single-byte jump with a four byte jump
- * instruction, move the instructions after the jump down, and update the
- * code offsets for any commands between the jump and the target.
- */
- typedef enum {
- TCL_UNCONDITIONAL_JUMP,
- TCL_TRUE_JUMP,
- TCL_FALSE_JUMP
- } TclJumpType;
- typedef struct JumpFixup {
- TclJumpType jumpType; /* Indicates the kind of jump. */
- int codeOffset; /* Offset of the first byte of the one-byte
- * forward jump's code. */
- int cmdIndex; /* Index of the first command after the one
- * for which the jump was emitted. Used to
- * update the code offsets for subsequent
- * commands if the two-byte jump at jumpPc
- * must be replaced with a five-byte one. */
- int exceptIndex; /* Index of the first range entry in the
- * ExceptionRange array after the current
- * one. This field is used to adjust the
- * code offsets in subsequent ExceptionRange
- * records when a jump is grown from 2 bytes
- * to 5 bytes. */
- } JumpFixup;
- #define JUMPFIXUP_INIT_ENTRIES 10
- typedef struct JumpFixupArray {
- JumpFixup *fixup; /* Points to start of jump fixup array. */
- int next; /* Index of next free array entry. */
- int end; /* Index of last usable entry in array. */
- int mallocedArray; /* 1 if array was expanded and fixups points
- * into the heap, else 0. */
- JumpFixup staticFixupSpace[JUMPFIXUP_INIT_ENTRIES];
- /* Initial storage for jump fixup array. */
- } JumpFixupArray;
- /*
- * The structure describing one variable list of a foreach command. Note
- * that only foreach commands inside procedure bodies are compiled inline so
- * a ForeachVarList structure always describes local variables. Furthermore,
- * only scalar variables are supported for inline-compiled foreach loops.
- */
- typedef struct ForeachVarList {
- int numVars; /* The number of variables in the list. */
- int varIndexes[1]; /* An array of the indexes ("slot numbers")
- * for each variable in the procedure's
- * array of local variables. Only scalar
- * variables are supported. The actual
- * size of this field will be large enough
- * to numVars indexes. THIS MUST BE THE
- * LAST FIELD IN THE STRUCTURE! */
- } ForeachVarList;
- /*
- * Structure used to hold information about a foreach command that is needed
- * during program execution. These structures are stored in CompileEnv and
- * ByteCode structures as auxiliary data.
- */
- typedef struct ForeachInfo {
- int numLists; /* The number of both the variable and value
- * lists of the foreach command. */
- int firstValueTemp; /* Index of the first temp var in a proc
- * frame used to point to a value list. */
- int loopCtTemp; /* Index of temp var in a proc frame
- * holding the loop's iteration count. Used
- * to determine next value list element to
- * assign each loop var. */
- ForeachVarList *varLists[1];/* An array of pointers to ForeachVarList
- * structures describing each var list. The
- * actual size of this field will be large
- * enough to numVars indexes. THIS MUST BE
- * THE LAST FIELD IN THE STRUCTURE! */
- } ForeachInfo;
- extern AuxDataType tclForeachInfoType;
- /*
- *----------------------------------------------------------------
- * Procedures exported by tclBasic.c to be used within the engine.
- *----------------------------------------------------------------
- */
- EXTERN int TclEvalObjvInternal _ANSI_ARGS_((Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[], CONST char *command, int length,
- int flags));
- EXTERN int TclInterpReady _ANSI_ARGS_((Tcl_Interp *interp));
- /*
- *----------------------------------------------------------------
- * Procedures exported by the engine to be used by tclBasic.c
- *----------------------------------------------------------------
- */
- #ifndef TCL_TIP280
- EXTERN int TclCompEvalObj _ANSI_ARGS_((Tcl_Interp *interp,
- Tcl_Obj *objPtr));
- #else
- EXTERN int TclCompEvalObj _ANSI_ARGS_((Tcl_Interp *interp,
- Tcl_Obj *objPtr, CONST CmdFrame* invoker,
- int word));
- #endif
- /*
- *----------------------------------------------------------------
- * Procedures shared among Tcl bytecode compilation and execution
- * modules but not used outside:
- *----------------------------------------------------------------
- */
- EXTERN void TclCleanupByteCode _ANSI_ARGS_((ByteCode *codePtr));
- EXTERN int TclCompileCmdWord _ANSI_ARGS_((Tcl_Interp *interp,
- Tcl_Token *tokenPtr, int count,
- CompileEnv *envPtr));
- EXTERN int TclCompileExpr _ANSI_ARGS_((Tcl_Interp *interp,
- CONST char *script, int numBytes,
- CompileEnv *envPtr));
- EXTERN int TclCompileExprWords _ANSI_ARGS_((Tcl_Interp *interp,
- Tcl_Token *tokenPtr, int numWords,
- CompileEnv *envPtr));
- EXTERN int TclCompileScript _ANSI_ARGS_((Tcl_Interp *interp,
- CONST char *script, int numBytes, int nested,
- CompileEnv *envPtr));
- EXTERN int TclCompileTokens _ANSI_ARGS_((Tcl_Interp *interp,
- Tcl_Token *tokenPtr, int count,
- CompileEnv *envPtr));
- EXTERN int TclCreateAuxData _ANSI_ARGS_((ClientData clientData,
- AuxDataType *typePtr, CompileEnv *envPtr));
- EXTERN int TclCreateExceptRange _ANSI_ARGS_((
- ExceptionRangeType type, CompileEnv *envPtr));
- EXTERN ExecEnv * TclCreateExecEnv _ANSI_ARGS_((Tcl_Interp *interp));
- EXTERN void TclDeleteExecEnv _ANSI_ARGS_((ExecEnv *eePtr));
- EXTERN void TclDeleteLiteralTable _ANSI_ARGS_((
- Tcl_Interp *interp, LiteralTable *tablePtr));
- EXTERN void TclEmitForwardJump _ANSI_ARGS_((CompileEnv *envPtr,
- TclJumpType jumpType, JumpFixup *jumpFixupPtr));
- EXTERN ExceptionRange * TclGetExceptionRangeForPc _ANSI_ARGS_((
- unsigned char *pc, int catchOnly,
- ByteCode* codePtr));
- EXTERN void TclExpandJumpFixupArray _ANSI_ARGS_((
- JumpFixupArray *fixupArrayPtr));
- EXTERN void TclFinalizeAuxDataTypeTable _ANSI_ARGS_((void));
- EXTERN int TclFindCompiledLocal _ANSI_ARGS_((CONST char *name,
- int nameChars, int create, int flags,
- Proc *procPtr));
- EXTERN LiteralEntry * TclLookupLiteralEntry _ANSI_ARGS_((
- Tcl_Interp *interp, Tcl_Obj *objPtr));
- EXTERN int TclFixupForwardJump _ANSI_ARGS_((
- CompileEnv *envPtr, JumpFixup *jumpFixupPtr,
- int jumpDist, int distThreshold));
- EXTERN void TclFreeCompileEnv _ANSI_ARGS_((CompileEnv *envPtr));
- EXTERN void TclFreeJumpFixupArray _ANSI_ARGS_((
- JumpFixupArray *fixupArrayPtr));
- EXTERN void TclInitAuxDataTypeTable _ANSI_ARGS_((void));
- EXTERN void TclInitByteCodeObj _ANSI_ARGS_((Tcl_Obj *objPtr,
- CompileEnv *envPtr));
- EXTERN void TclInitCompilation _ANSI_ARGS_((void));
- #ifndef TCL_TIP280
- EXTERN void TclInitCompileEnv _ANSI_ARGS_((Tcl_Interp *interp,
- CompileEnv *envPtr, char *string,
- int numBytes));
- #else
- EXTERN void TclInitCompileEnv _ANSI_ARGS_((Tcl_Interp *interp,
- CompileEnv *envPtr, char *string,
- int numBytes, CONST CmdFrame* invoker, int word));
- #endif
- EXTERN void TclInitJumpFixupArray _ANSI_ARGS_((
- JumpFixupArray *fixupArrayPtr));
- EXTERN void TclInitLiteralTable _ANSI_ARGS_((
- LiteralTable *tablePtr));
- #ifdef TCL_COMPILE_STATS
- EXTERN char * TclLiteralStats _ANSI_ARGS_((
- LiteralTable *tablePtr));
- EXTERN int TclLog2 _ANSI_ARGS_((int value));
- #endif
- #ifdef TCL_COMPILE_DEBUG
- EXTERN void TclPrintByteCodeObj _ANSI_ARGS_((Tcl_Interp *interp,
- Tcl_Obj *objPtr));
- #endif
- EXTERN int TclPrintInstruction _ANSI_ARGS_((ByteCode* codePtr,
- unsigned char *pc));
- EXTERN void TclPrintObject _ANSI_ARGS_((FILE *outFile,
- Tcl_Obj *objPtr, int maxChars));
- EXTERN void TclPrintSource _ANSI_ARGS_((FILE *outFile,
- CONST char *string, int maxChars));
- EXTERN void TclRegisterAuxDataType _ANSI_ARGS_((AuxDataType *typePtr));
- EXTERN int TclRegisterLiteral _ANSI_ARGS_((CompileEnv *envPtr,
- char *bytes, int length, int onHeap));
- EXTERN void TclReleaseLiteral _ANSI_ARGS_((Tcl_Interp *interp,
- Tcl_Obj *objPtr));
- EXTERN void TclSetCmdNameObj _ANSI_ARGS_((Tcl_Interp *interp,
- Tcl_Obj *objPtr, Command *cmdPtr));
- #ifdef TCL_COMPILE_DEBUG
- EXTERN void TclVerifyGlobalLiteralTable _ANSI_ARGS_((
- Interp *iPtr));
- EXTERN void TclVerifyLocalLiteralTable _ANSI_ARGS_((
- CompileEnv *envPtr));
- #endif
- EXTERN int TclCompileVariableCmd _ANSI_ARGS_((
- Tcl_Interp *interp, Tcl_Parse *parsePtr, CompileEnv *envPtr));
- /*
- *----------------------------------------------------------------
- * Macros used by Tcl bytecode compilation and execution modules
- * inside the Tcl core but not used outside.
- *----------------------------------------------------------------
- */
- /*
- * Form of TclRegisterLiteral with onHeap == 0.
- * In that case, it is safe to cast away CONSTness, and it
- * is cleanest to do that here, all in one place.
- */
- #define TclRegisterNewLiteral(envPtr, bytes, length)
- TclRegisterLiteral(envPtr, (char *)(bytes), length, /*onHeap*/ 0)
- /*
- * Macro used to update the stack requirements.
- * It is called by the macros TclEmitOpCode, TclEmitInst1 and
- * TclEmitInst4.
- * Remark that the very last instruction of a bytecode always
- * reduces the stack level: INST_DONE or INST_POP, so that the
- * maxStackdepth is always updated.
- */
- #define TclUpdateStackReqs(op, i, envPtr)
- {
- int delta = tclInstructionTable[(op)].stackEffect;
- if (delta) {
- if (delta < 0) {
- if((envPtr)->maxStackDepth < (envPtr)->currStackDepth) {
- (envPtr)->maxStackDepth = (envPtr)->currStackDepth;
- }
- if (delta == INT_MIN) {
- delta = 1 - (i);
- }
- }
- (envPtr)->currStackDepth += delta;
- }
- }
- /*
- * Macro to emit an opcode byte into a CompileEnv's code array.
- * The ANSI C "prototype" for this macro is:
- *
- * EXTERN void TclEmitOpcode _ANSI_ARGS_((unsigned char op,
- * CompileEnv *envPtr));
- */
- #define TclEmitOpcode(op, envPtr)
- if ((envPtr)->codeNext == (envPtr)->codeEnd)
- TclExpandCodeArray(envPtr);
- *(envPtr)->codeNext++ = (unsigned char) (op);
- TclUpdateStackReqs(op, 0, envPtr)
- /*
- * Macro to emit an integer operand.
- * The ANSI C "prototype" for this macro is:
- *
- * EXTERN void TclEmitInt1 _ANSI_ARGS_((int i, CompileEnv *envPtr));
- */
- #define TclEmitInt1(i, envPtr)
- if ((envPtr)->codeNext == (envPtr)->codeEnd)
- TclExpandCodeArray(envPtr);
- *(envPtr)->codeNext++ = (unsigned char) ((unsigned int) (i))
- /*
- * Macros to emit an instruction with signed or unsigned integer operands.
- * Four byte integers are stored in "big-endian" order with the high order
- * byte stored at the lowest address.
- * The ANSI C "prototypes" for these macros are:
- *
- * EXTERN void TclEmitInstInt1 _ANSI_ARGS_((unsigned char op, int i,
- * CompileEnv *envPtr));
- * EXTERN void TclEmitInstInt4 _ANSI_ARGS_((unsigned char op, int i,
- * CompileEnv *envPtr));
- */
- #define TclEmitInstInt1(op, i, envPtr)
- if (((envPtr)->codeNext + 2) > (envPtr)->codeEnd) {
- TclExpandCodeArray(envPtr);
- }
- *(envPtr)->codeNext++ = (unsigned char) (op);
- *(envPtr)->codeNext++ = (unsigned char) ((unsigned int) (i));
- TclUpdateStackReqs(op, i, envPtr)
- #define TclEmitInstInt4(op, i, envPtr)
- if (((envPtr)->codeNext + 5) > (envPtr)->codeEnd) {
- TclExpandCodeArray(envPtr);
- }
- *(envPtr)->codeNext++ = (unsigned char) (op);
- *(envPtr)->codeNext++ =
- (unsigned char) ((unsigned int) (i) >> 24);
- *(envPtr)->codeNext++ =
- (unsigned char) ((unsigned int) (i) >> 16);
- *(envPtr)->codeNext++ =
- (unsigned char) ((unsigned int) (i) >> 8);
- *(envPtr)->codeNext++ =
- (unsigned char) ((unsigned int) (i) );
- TclUpdateStackReqs(op, i, envPtr)
-
- /*
- * Macro to push a Tcl object onto the Tcl evaluation stack. It emits the
- * object's one or four byte array index into the CompileEnv's code
- * array. These support, respectively, a maximum of 256 (2**8) and 2**32
- * objects in a CompileEnv. The ANSI C "prototype" for this macro is:
- *
- * EXTERN void TclEmitPush _ANSI_ARGS_((int objIndex, CompileEnv *envPtr));
- */
- #define TclEmitPush(objIndex, envPtr)
- {
- register int objIndexCopy = (objIndex);
- if (objIndexCopy <= 255) {
- TclEmitInstInt1(INST_PUSH1, objIndexCopy, (envPtr));
- } else {
- TclEmitInstInt4(INST_PUSH4, objIndexCopy, (envPtr));
- }
- }
- /*
- * Macros to update a (signed or unsigned) integer starting at a pointer.
- * The two variants depend on the number of bytes. The ANSI C "prototypes"
- * for these macros are:
- *
- * EXTERN void TclStoreInt1AtPtr _ANSI_ARGS_((int i, unsigned char *p));
- * EXTERN void TclStoreInt4AtPtr _ANSI_ARGS_((int i, unsigned char *p));
- */
-
- #define TclStoreInt1AtPtr(i, p)
- *(p) = (unsigned char) ((unsigned int) (i))
-
- #define TclStoreInt4AtPtr(i, p)
- *(p) = (unsigned char) ((unsigned int) (i) >> 24);
- *(p+1) = (unsigned char) ((unsigned int) (i) >> 16);
- *(p+2) = (unsigned char) ((unsigned int) (i) >> 8);
- *(p+3) = (unsigned char) ((unsigned int) (i) )
- /*
- * Macros to update instructions at a particular pc with a new op code
- * and a (signed or unsigned) int operand. The ANSI C "prototypes" for
- * these macros are:
- *
- * EXTERN void TclUpdateInstInt1AtPc _ANSI_ARGS_((unsigned char op, int i,
- * unsigned char *pc));
- * EXTERN void TclUpdateInstInt4AtPc _ANSI_ARGS_((unsigned char op, int i,
- * unsigned char *pc));
- */
- #define TclUpdateInstInt1AtPc(op, i, pc)
- *(pc) = (unsigned char) (op);
- TclStoreInt1AtPtr((i), ((pc)+1))
- #define TclUpdateInstInt4AtPc(op, i, pc)
- *(pc) = (unsigned char) (op);
- TclStoreInt4AtPtr((i), ((pc)+1))
-
- /*
- * Macros to get a signed integer (GET_INT{1,2}) or an unsigned int
- * (GET_UINT{1,2}) from a pointer. There are two variants for each
- * return type that depend on the number of bytes fetched.
- * The ANSI C "prototypes" for these macros are:
- *
- * EXTERN int TclGetInt1AtPtr _ANSI_ARGS_((unsigned char *p));
- * EXTERN int TclGetInt4AtPtr _ANSI_ARGS_((unsigned char *p));
- * EXTERN unsigned int TclGetUInt1AtPtr _ANSI_ARGS_((unsigned char *p));
- * EXTERN unsigned int TclGetUInt4AtPtr _ANSI_ARGS_((unsigned char *p));
- */
- /*
- * The TclGetInt1AtPtr macro is tricky because we want to do sign
- * extension on the 1-byte value. Unfortunately the "char" type isn't
- * signed on all platforms so sign-extension doesn't always happen
- * automatically. Sometimes we can explicitly declare the pointer to be
- * signed, but other times we have to explicitly sign-extend the value
- * in software.
- */
- #ifndef __CHAR_UNSIGNED__
- # define TclGetInt1AtPtr(p) ((int) *((char *) p))
- #else
- # ifdef HAVE_SIGNED_CHAR
- # define TclGetInt1AtPtr(p) ((int) *((signed char *) p))
- # else
- # define TclGetInt1AtPtr(p) (((int) *((char *) p))
- | ((*(p) & 0200) ? (-256) : 0))
- # endif
- #endif
- #define TclGetInt4AtPtr(p) (((int) TclGetInt1AtPtr(p) << 24) |
- (*((p)+1) << 16) |
- (*((p)+2) << 8) |
- (*((p)+3)))
- #define TclGetUInt1AtPtr(p) ((unsigned int) *(p))
- #define TclGetUInt4AtPtr(p) ((unsigned int) (*(p) << 24) |
- (*((p)+1) << 16) |
- (*((p)+2) << 8) |
- (*((p)+3)))
- /*
- * Macros used to compute the minimum and maximum of two integers.
- * The ANSI C "prototypes" for these macros are:
- *
- * EXTERN int TclMin _ANSI_ARGS_((int i, int j));
- * EXTERN int TclMax _ANSI_ARGS_((int i, int j));
- */
- #define TclMin(i, j) ((((int) i) < ((int) j))? (i) : (j))
- #define TclMax(i, j) ((((int) i) > ((int) j))? (i) : (j))
- /*
- * DTrace probe macros (NOPs if DTrace support is not enabled).
- */
- #ifdef USE_DTRACE
- #include "tclDTrace.h"
- #if defined(__GNUC__ ) && __GNUC__ > 2
- /* Use gcc branch prediction hint to minimize cost of DTrace ENABLED checks. */
- #define unlikely(x) (__builtin_expect((x), 0))
- #else
- #define unlikely(x) (x)
- #endif
- #define TCL_DTRACE_PROC_ENTRY_ENABLED() unlikely(TCL_PROC_ENTRY_ENABLED())
- #define TCL_DTRACE_PROC_RETURN_ENABLED() unlikely(TCL_PROC_RETURN_ENABLED())
- #define TCL_DTRACE_PROC_RESULT_ENABLED() unlikely(TCL_PROC_RESULT_ENABLED())
- #define TCL_DTRACE_PROC_ARGS_ENABLED() unlikely(TCL_PROC_ARGS_ENABLED())
- #define TCL_DTRACE_PROC_ENTRY(a0, a1, a2) TCL_PROC_ENTRY(a0, a1, a2)
- #define TCL_DTRACE_PROC_RETURN(a0, a1) TCL_PROC_RETURN(a0, a1)
- #define TCL_DTRACE_PROC_RESULT(a0, a1, a2, a3) TCL_PROC_RESULT(a0, a1, a2, a3)
- #define TCL_DTRACE_PROC_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)
- TCL_PROC_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)
- #define TCL_DTRACE_CMD_ENTRY_ENABLED() unlikely(TCL_CMD_ENTRY_ENABLED())
- #define TCL_DTRACE_CMD_RETURN_ENABLED() unlikely(TCL_CMD_RETURN_ENABLED())
- #define TCL_DTRACE_CMD_RESULT_ENABLED() unlikely(TCL_CMD_RESULT_ENABLED())
- #define TCL_DTRACE_CMD_ARGS_ENABLED() unlikely(TCL_CMD_ARGS_ENABLED())
- #define TCL_DTRACE_CMD_ENTRY(a0, a1, a2) TCL_CMD_ENTRY(a0, a1, a2)
- #define TCL_DTRACE_CMD_RETURN(a0, a1) TCL_CMD_RETURN(a0, a1)
- #define TCL_DTRACE_CMD_RESULT(a0, a1, a2, a3) TCL_CMD_RESULT(a0, a1, a2, a3)
- #define TCL_DTRACE_CMD_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)
- TCL_CMD_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)
- #define TCL_DTRACE_INST_START_ENABLED() unlikely(TCL_INST_START_ENABLED())
- #define TCL_DTRACE_INST_DONE_ENABLED() unlikely(TCL_INST_DONE_ENABLED())
- #define TCL_DTRACE_INST_START(a0, a1, a2) TCL_INST_START(a0, a1, a2)
- #define TCL_DTRACE_INST_DONE(a0, a1, a2) TCL_INST_DONE(a0, a1, a2)
- #define TCL_DTRACE_TCL_PROBE_ENABLED() unlikely(TCL_TCL_PROBE_ENABLED())
- #define TCL_DTRACE_TCL_PROBE(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)
- TCL_TCL_PROBE(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)
- #else /* USE_DTRACE */
- #define TCL_DTRACE_PROC_ENTRY_ENABLED() 0
- #define TCL_DTRACE_PROC_RETURN_ENABLED() 0
- #define TCL_DTRACE_PROC_RESULT_ENABLED() 0
- #define TCL_DTRACE_PROC_ARGS_ENABLED() 0
- #define TCL_DTRACE_PROC_ENTRY(a0, a1, a2) {}
- #define TCL_DTRACE_PROC_RETURN(a0, a1) {}
- #define TCL_DTRACE_PROC_RESULT(a0, a1, a2, a3) {}
- #define TCL_DTRACE_PROC_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) {}
- #define TCL_DTRACE_CMD_ENTRY_ENABLED() 0
- #define TCL_DTRACE_CMD_RETURN_ENABLED() 0
- #define TCL_DTRACE_CMD_RESULT_ENABLED() 0
- #define TCL_DTRACE_CMD_ARGS_ENABLED() 0
- #define TCL_DTRACE_CMD_ENTRY(a0, a1, a2) {}
- #define TCL_DTRACE_CMD_RETURN(a0, a1) {}
- #define TCL_DTRACE_CMD_RESULT(a0, a1, a2, a3) {}
- #define TCL_DTRACE_CMD_ARGS(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) {}
- #define TCL_DTRACE_INST_START_ENABLED() 0
- #define TCL_DTRACE_INST_DONE_ENABLED() 0
- #define TCL_DTRACE_INST_START(a0, a1, a2) {}
- #define TCL_DTRACE_INST_DONE(a0, a1, a2) {}
- #define TCL_DTRACE_TCL_PROBE_ENABLED() 0
- #define TCL_DTRACE_TCL_PROBE(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) {}
- #endif /* USE_DTRACE */
- # undef TCL_STORAGE_CLASS
- # define TCL_STORAGE_CLASS DLLIMPORT
- #endif /* _TCLCOMPILATION */