diff options
Diffstat (limited to 'contrib/gdb/include/hp-symtab.h')
| -rw-r--r-- | contrib/gdb/include/hp-symtab.h | 983 |
1 files changed, 0 insertions, 983 deletions
diff --git a/contrib/gdb/include/hp-symtab.h b/contrib/gdb/include/hp-symtab.h deleted file mode 100644 index 051c4c6..0000000 --- a/contrib/gdb/include/hp-symtab.h +++ /dev/null @@ -1,983 +0,0 @@ -/* Definitions and structures for reading debug symbols from the - native HP C compiler. - - Written by the Center for Software Science at the University of Utah - and by Cygnus Support. - - Copyright 1994 Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#ifndef HP_SYMTAB_INCLUDED -#define HP_SYMTAB_INCLUDED - -/* General information: - - This header file defines and describes only the basic data structures - necessary to read debug symbols produced by the HP C compiler using the - SOM object file format. Definitions and structures used by other compilers - for other languages or object file formats may be missing. - (For a full description of the debug format, ftp hpux-symtab.h from - jaguar.cs.utah.edu:/dist). - - - Debug symbols are contained entirely within an unloadable space called - $DEBUG$. $DEBUG$ contains several subspaces which group related - debug symbols. - - $GNTT$ contains information for global variables, types and contants. - - $LNTT$ contains information for procedures (including nesting), scoping - information, local variables, types, and constants. - - $SLT$ contains source line information so that code addresses may be - mapped to source lines. - - $VT$ contains various strings and constants for named objects (variables, - typedefs, functions, etc). Strings are stored as null-terminated character - lists. Constants always begin on word boundaries. The first byte of - the VT must be zero (a null string). - - $XT$ is not currently used by GDB. - - Many structures within the subspaces point to other structures within - the same subspace, or to structures within a different subspace. These - pointers are represented as a structure index from the beginning of - the appropriate subspace. */ - -/* Used to describe where a constant is stored. */ -enum location_type -{ - LOCATION_IMMEDIATE, - LOCATION_PTR, - LOCATION_VT, -}; - -/* Languages supported by this debug format. Within the data structures - this type is limited to 4 bits for a maximum of 16 languages. */ -enum hp_language -{ - HP_LANGUAGE_UNKNOWN, - HP_LANGUAGE_C, - HP_LANGUAGE_F77, - HP_LANGUAGE_PASCAL, - HP_LANGUAGE_COBOL, - HP_LANGUAGE_BASIC, - HP_LANGUAGE_ADA, - HP_LANGUAGE_CPLUSPLUS, -}; - - -/* Basic data types available in this debug format. Within the data - structures this type is limited to 5 bits for a maximum of 32 basic - data types. */ -enum hp_type -{ - HP_TYPE_UNDEFINED, - HP_TYPE_BOOLEAN, - HP_TYPE_CHAR, - HP_TYPE_INT, - HP_TYPE_UNSIGNED_INT, - HP_TYPE_REAL, - HP_TYPE_COMPLEX, - HP_TYPE_STRING200, - HP_TYPE_LONGSTRING200, - HP_TYPE_TEXT, - HP_TYPE_FLABEL, - HP_TYPE_FTN_STRING_SPEC, - HP_TYPE_MOD_STRING_SPEC, - HP_TYPE_PACKED_DECIMAL, - HP_TYPE_REAL_3000, - HP_TYPE_MOD_STRING_3000, - HP_TYPE_ANYPOINTER, - HP_TYPE_GLOBAL_ANYPOINTER, - HP_TYPE_LOCAL_ANYPOINTER, - HP_TYPE_COMPLEXS3000, - HP_TYPE_FTN_STRING_S300_COMPAT, - HP_TYPE_FTN_STRING_VAX_COMPAT, - HP_TYPE_BOOLEAN_S300_COMPAT, - HP_TYPE_BOOLEAN_VAX_COMPAT, - HP_TYPE_WIDE_CHAR, - HP_TYPE_LONG, - HP_TYPE_UNSIGNED_LONG, - HP_TYPE_DOUBLE, - HP_TYPE_TEMPLATE_ARG, -}; - -/* An immediate name and type table entry. - - extension and immediate will always be one. - global will always be zero. - hp_type is the basic type this entry describes. - bitlength is the length in bits for the basic type. */ -struct dnttp_immediate -{ - unsigned int extension: 1; - unsigned int immediate: 1; - unsigned int global: 1; - unsigned int type: 5; - unsigned int bitlength: 24; -}; - -/* A nonimmediate name and type table entry. - - extension will always be one. - immediate will always be zero. - if global is zero, this entry points into the LNTT - if global is one, this entry points into the GNTT - index is the index within the GNTT or LNTT for this entry. */ -struct dnttp_nonimmediate -{ - unsigned int extension: 1; - unsigned int immediate: 1; - unsigned int global: 1; - unsigned int index: 29; -}; - -/* A pointer to an entry in the GNTT and LNTT tables. It has two - forms depending on the type being described. - - The immediate form is used for simple entries and is one - word. - - The nonimmediate form is used for complex entries and contains - an index into the LNTT or GNTT which describes the entire type. - - If a dnttpointer is -1, then it is a NIL entry. */ - -#define DNTTNIL (-1) -typedef union dnttpointer -{ - struct dnttp_immediate dntti; - struct dnttp_nonimmediate dnttp; - int word; -} dnttpointer; - -/* An index into the source line table. As with dnttpointers, a sltpointer - of -1 indicates a NIL entry. */ -#define SLTNIL (-1) -typedef int sltpointer; - -/* Unsigned byte offset into the VT. */ -typedef unsigned int vtpointer; - -/* A DNTT entry (used within the GNTT and LNTT). - - DNTT entries are variable sized objects, but are always a multiple - of 3 words (we call each group of 3 words a "block"). - - The first bit in each block is an extension bit. This bit is zero - for the first block of a DNTT entry. If the entry requires more - than one block, then this bit is set to one in all blocks after - the first one. */ - -/* Each DNTT entry describes a particular debug symbol (beginning of - a source file, a function, variables, structures, etc. - - The type of the DNTT entry is stored in the "kind" field within the - DNTT entry itself. */ - -enum dntt_entry_type -{ - DNTT_TYPE_NIL = -1, - DNTT_TYPE_SRCFILE, - DNTT_TYPE_MODULE, - DNTT_TYPE_FUNCTION, - DNTT_TYPE_ENTRY, - DNTT_TYPE_BEGIN, - DNTT_TYPE_END, - DNTT_TYPE_IMPORT, - DNTT_TYPE_LABEL, - DNTT_TYPE_FPARAM, - DNTT_TYPE_SVAR, - DNTT_TYPE_DVAR, - DNTT_TYPE_HOLE1, - DNTT_TYPE_CONST, - DNTT_TYPE_TYPEDEF, - DNTT_TYPE_TAGDEF, - DNTT_TYPE_POINTER, - DNTT_TYPE_ENUM, - DNTT_TYPE_MEMENUM, - DNTT_TYPE_SET, - DNTT_TYPE_SUBRANGE, - DNTT_TYPE_ARRAY, - DNTT_TYPE_STRUCT, - DNTT_TYPE_UNION, - DNTT_TYPE_FIELD, - DNTT_TYPE_VARIANT, - DNTT_TYPE_FILE, - DNTT_TYPE_FUNCTYPE, - DNTT_TYPE_WITH, - DNTT_TYPE_COMMON, - DNTT_TYPE_COBSTRUCT, - DNTT_TYPE_XREF, - DNTT_TYPE_SA, - DNTT_TYPE_MACRO, - DNTT_TYPE_BLOCKDATA, - DNTT_TYPE_CLASS_SCOPE, - DNTT_TYPE_REFERENCE, - DNTT_TYPE_PTRMEM, - DNTT_TYPE_PTRMEMFUNC, - DNTT_TYPE_CLASS, - DNTT_TYPE_GENFIELD, - DNTT_TYPE_VFUNC, - DNTT_TYPE_MEMACCESS, - DNTT_TYPE_INHERITANCE, - DNTT_TYPE_FRIEND_CLASS, - DNTT_TYPE_FRIEND_FUNC, - DNTT_TYPE_MODIFIER, - DNTT_TYPE_OBJECT_ID, - DNTT_TYPE_MEMFUNC, - DNTT_TYPE_TEMPLATE, - DNTT_TYPE_TEMPLATE_ARG, - DNTT_TYPE_FUNC_TEMPLATE, - DNTT_TYPE_LINK, - DNTT_TYPE_MAX, -}; - -/* DNTT_TYPE_SRCFILE: - - One DNTT_TYPE_SRCFILE symbol is output for the start of each source - file and at the begin and end of an included file. A DNTT_TYPE_SRCFILE - entry is also output before each DNTT_TYPE_FUNC symbol so that debuggers - can determine what file a function was defined in. - - LANGUAGE describes the source file's language. - - NAME points to an VT entry providing the source file's name. - - Note the name used for DNTT_TYPE_SRCFILE entries are exactly as seen - by the compiler (ie they may be relative or absolute). C include files - via <> inclusion must use absolute paths. - - ADDRESS points to an SLT entry from which line number and code locations - may be determined. */ - -struct dntt_type_srcfile -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int language: 4; - unsigned int unused: 17; - vtpointer name; - sltpointer address; -}; - -/* DNTT_TYPE_MODULE: - - A DNTT_TYPE_MODULE symbol is emitted for the start of a pascal - module or C source file. - - Each DNTT_TYPE_MODULE must have an associated DNTT_TYPE_END symbol. - - NAME points to a VT entry providing the module's name. Note C - source files are considered nameless modules. - - ALIAS point to a VT entry providing a secondary name. - - ADDRESS points to an SLT entry from which line number and code locations - may be determined. */ - -struct dntt_type_module -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int unused: 21; - vtpointer name; - vtpointer alias; - dnttpointer unused2; - sltpointer address; -}; - -/* DNTT_TYPE_FUNCTION: - - A DNTT_TYPE_FUNCTION symbol is emitted for each function definition; - a DNTT_TYPE_ENTRY symbols is used for secondary entry points. Both - symbols used the dntt_type_function structure. - - Each DNTT_TYPE_FUNCTION must have a matching DNTT_TYPE_END. - - GLOBAL is nonzero if the function has global scope. - - LANGUAGE describes the function's source language. - - OPT_LEVEL describes the optimization level the function was compiled - with. - - VARARGS is nonzero if the function uses varargs. - - NAME points to a VT entry providing the function's name. - - ALIAS points to a VT entry providing a secondary name for the function. - - FIRSTPARAM points to a LNTT entry which describes the parameter list. - - ADDRESS points to an SLT entry from which line number and code locations - may be determined. - - ENTRYADDR is the memory address corresponding the the function's entry point - - RETVAL points to a LNTT entry describing the function's return value. - - LOWADDR is the lowest memory address associated with this function. - - HIADDR is the highest memory address associated with this function. */ - -struct dntt_type_function -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int global: 1; - unsigned int language: 4; - unsigned int nest_level: 5; - unsigned int opt_level: 2; - unsigned int varargs: 1; - unsigned int lang_info: 4; - unsigned int inlined: 1; - unsigned int localalloc: 1; - unsigned int expansion: 1; - unsigned int unused: 1; - vtpointer name; - vtpointer alias; - dnttpointer firstparam; - sltpointer address; - CORE_ADDR entryaddr; - dnttpointer retval; - CORE_ADDR lowaddr; - CORE_ADDR hiaddr; -}; - -/* DNTT_TYPE_BEGIN: - - A DNTT_TYPE_BEGIN symbol is emitted to begin a new nested scope. - Every DNTT_TYPE_BEGIN symbol must have a matching DNTT_TYPE_END symbol. - - CLASSFLAG is nonzero if this is the beginning of a c++ class definition. - - ADDRESS points to an SLT entry from which line number and code locations - may be determined. */ - -struct dntt_type_begin -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int classflag: 1; - unsigned int unused: 20; - sltpointer address; -}; - -/* DNTT_TYPE_END: - - A DNTT_TYPE_END symbol is emitted when closing a scope started by - a DNTT_TYPE_MODULE, DNTT_TYPE_FUNCTION, and DNTT_TYPE_BEGIN symbols. - - ENDKIND describes what type of scope the DNTT_TYPE_END is closing - (DNTT_TYPE_MODULE, DNTT_TYPE_BEGIN, etc). - - CLASSFLAG is nonzero if this is the end of a c++ class definition. - - ADDRESS points to an SLT entry from which line number and code locations - may be determined. - - BEGINSCOPE points to the LNTT entry which opened the scope. */ - -struct dntt_type_end -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int endkind: 10; - unsigned int classflag: 1; - unsigned int unused: 10; - sltpointer address; - dnttpointer beginscope; -}; - -/* DNTT_TYPE_IMPORT is unused by GDB. */ -/* DNTT_TYPE_LABEL is unused by GDB. */ - -/* DNTT_TYPE_FPARAM: - - A DNTT_TYPE_FPARAM symbol is emitted for a function argument. When - chained together the symbols represent an argument list for a function. - - REGPARAM is nonzero if this parameter was passed in a register. - - INDIRECT is nonzero if this parameter is a pointer to the parameter - (pass by reference or pass by value for large items). - - LONGADDR is nonzero if the parameter is a 64bit pointer. - - NAME is a pointer into the VT for the parameter's name. - - LOCATION describes where the parameter is stored. Depending on the - parameter type LOCATION could be a register number, or an offset - from the stack pointer. - - TYPE points to a NTT entry describing the type of this parameter. - - NEXTPARAM points to the LNTT entry describing the next parameter. */ - -struct dntt_type_fparam -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int regparam: 1; - unsigned int indirect: 1; - unsigned int longaddr: 1; - unsigned int copyparam: 1; - unsigned int dflt: 1; - unsigned int unused: 16; - vtpointer name; - int location; - dnttpointer type; - dnttpointer nextparam; - int misc; -}; - -/* DNTT_TYPE_SVAR: - - A DNTT_TYPE_SVAR is emitted to describe a variable in static storage. - - GLOBAL is nonzero if the variable has global scope. - - INDIRECT is nonzero if the variable is a pointer to an object. - - LONGADDR is nonzero if the variable is in long pointer space. - - STATICMEM is nonzero if the variable is a member of a class. - - A_UNION is nonzero if the variable is an anonymous union member. - - NAME is a pointer into the VT for the variable's name. - - LOCATION provides the memory address for the variable. - - TYPE is a pointer into either the GNTT or LNTT which describes - the type of this variable. */ - -struct dntt_type_svar -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int global: 1; - unsigned int indirect: 1; - unsigned int longaddr: 1; - unsigned int staticmem: 1; - unsigned int a_union: 1; - unsigned int unused: 16; - vtpointer name; - CORE_ADDR location; - dnttpointer type; - unsigned int offset; - unsigned int displacement; -}; - -/* DNTT_TYPE_DVAR: - - A DNTT_TYPE_DVAR is emitted to describe automatic variables and variables - held in registers. - - GLOBAL is nonzero if the variable has global scope. - - INDIRECT is nonzero if the variable is a pointer to an object. - - REGVAR is nonzero if the variable is in a register. - - A_UNION is nonzero if the variable is an anonymous union member. - - NAME is a pointer into the VT for the variable's name. - - LOCATION provides the memory address or register number for the variable. - - TYPE is a pointer into either the GNTT or LNTT which describes - the type of this variable. */ - -struct dntt_type_dvar -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int global: 1; - unsigned int indirect: 1; - unsigned int regvar: 1; - unsigned int a_union: 1; - unsigned int unused: 17; - vtpointer name; - int location; - dnttpointer type; - unsigned int offset; -}; - -/* DNTT_TYPE_CONST: - - A DNTT_TYPE_CONST symbol is emitted for program constants. - - GLOBAL is nonzero if the constant has global scope. - - INDIRECT is nonzero if the constant is a pointer to an object. - - LOCATION_TYPE describes where to find the constant's value - (in the VT, memory, or embedded in an instruction). - - CLASSMEM is nonzero if the constant is a member of a class. - - NAME is a pointer into the VT for the constant's name. - - LOCATION provides the memory address, register number or pointer - into the VT for the constant's value. - - TYPE is a pointer into either the GNTT or LNTT which describes - the type of this variable. */ - -struct dntt_type_const -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int global: 1; - unsigned int indirect: 1; - unsigned int: 3; - unsigned int classmem: 1; - unsigned int unused: 15; - vtpointer name; - CORE_ADDR location; - dnttpointer type; - unsigned int offset; - unsigned int displacement; -}; - -/* DNTT_TYPE_TYPEDEF and DNTT_TYPE_TAGDEF: - - The same structure is used to describe typedefs and tagdefs. - - DNTT_TYPE_TYPEDEFS are associated with C "typedefs". - - DNTT_TYPE_TAGDEFs are associated with C "struct", "union", and "enum" - tags, which may have the same name as a typedef in the same scope. - - GLOBAL is nonzero if the typedef/tagdef has global scope. - - TYPEINFO is used to determine if full type information is available - for a tag. (usually 1, but can be zero for opaque types in C). - - NAME is a pointer into the VT for the constant's name. - - TYPE points to the underlying type for the typedef/tagdef in the - GNTT or LNTT. */ - -struct dntt_type_type -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int global: 1; - unsigned int typeinfo: 1; - unsigned int unused: 19; - vtpointer name; - dnttpointer type; -}; - -/* DNTT_TYPE_POINTER: - - Used to describe a pointer to an underlying type. - - POINTSTO is a pointer into the GNTT or LNTT for the type which this - pointer points to. - - BITLENGTH is the length of the pointer (not the underlying type). */ - -struct dntt_type_pointer -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int unused: 21; - dnttpointer pointsto; - unsigned int bitlength; -}; - - -/* DNTT_TYPE_ENUM: - - Used to describe enumerated types. - - FIRSTMEM is a pointer to a DNTT_TYPE_MEMENUM in the GNTT/LNTT which - describes the first member (and contains a pointer to the chain of - members). - - BITLENGTH is the number of bits used to hold the values of the enum's - members. */ - -struct dntt_type_enum -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int unused: 21; - dnttpointer firstmem; - unsigned int bitlength; -}; - -/* DNTT_TYPE_MEMENUM - - Used to describe members of an enumerated type. - - CLASSMEM is nonzero if this member is part of a class. - - NAME points into the VT for the name of this member. - - VALUE is the value of this enumeration member. - - NEXTMEM points to the next DNTT_TYPE_MEMENUM in the chain. */ - -struct dntt_type_memenum -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int classmem: 1; - unsigned int unused: 20; - vtpointer name; - unsigned int value; - dnttpointer nextmem; -}; - -/* DNTT_TYPE_SET - - DECLARATION describes the bitpacking of the set. - - SUBTYPE points to a DNTT entry describing the type of the members. - - BITLENGTH is the size of the set. */ - -struct dntt_type_set -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int declaration: 2; - unsigned int unused: 19; - dnttpointer subtype; - unsigned int bitlength; -}; - -/* DNTT_TYPE_SUBRANGE - - DYN_LOW describes the lower bound of the subrange: - - 00 for a constant lower bound (found in LOWBOUND). - - 01 for a dynamic lower bound with the lower bound found in the the - memory address pointed to by LOWBOUND. - - 10 for a dynamic lower bound described by an variable found in the - DNTT/LNTT (LOWBOUND would be a pointer into the DNTT/LNTT). - - DYN_HIGH is similar to DYN_LOW, except it describes the upper bound. - - SUBTYPE points to the type of the subrange. - - BITLENGTH is the length in bits needed to describe the subrange's - values. */ - -struct dntt_type_subrange -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int dyn_low: 2; - unsigned int dyn_high: 2; - unsigned int unused: 17; - int lowbound; - int highbound; - dnttpointer subtype; - unsigned int bitlength; -}; - -/* DNTT_TYPE_ARRAY - - DECLARATION describes the bit packing used in the array. - - ARRAYISBYTES is nonzero if the field in arraylength describes the - length in bytes rather than in bits. A value of zero is used to - describe an array with size 2**32. - - ELEMISBYTES is nonzero if the length if each element in the array - is describes in bytes rather than bits. A value of zero is used - to an element with size 2**32. - - ELEMORDER is nonzero if the elements are indexed in increasing order. - - JUSTIFIED if the elements are left justified to index zero. - - ARRAYLENGTH is the length of the array. - - INDEXTYPE is a DNTT pointer to the type used to index the array. - - ELEMTYPE is a DNTT pointer to the type for the array elements. - - ELEMLENGTH is the length of each element in the array (including - any padding). - - Multi-dimensional arrays are represented by ELEMTYPE pointing to - another DNTT_TYPE_ARRAY. */ - -struct dntt_type_array -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int declaration: 2; - unsigned int dyn_low: 2; - unsigned int dyn_high: 2; - unsigned int arrayisbytes: 1; - unsigned int elemisbytes: 1; - unsigned int elemorder: 1; - unsigned int justified: 1; - unsigned int unused: 11; - unsigned int arraylength; - dnttpointer indextype; - dnttpointer elemtype; - unsigned int elemlength; -}; - -/* DNTT_TYPE_STRUCT - - DNTT_TYPE_STRUCT is used to describe a C structure. - - DECLARATION describes the bitpacking used. - - FIRSTFIELD is a DNTT pointer to the first field of the structure - (each field contains a pointer to the next field, walk the list - to access all fields of the structure). - - VARTAGFIELD and VARLIST are used for Pascal variant records. - - BITLENGTH is the size of the structure in bits. */ - -struct dntt_type_struct -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int declaration: 2; - unsigned int unused: 19; - dnttpointer firstfield; - dnttpointer vartagfield; - dnttpointer varlist; - unsigned int bitlength; -}; - -/* DNTT_TYPE_UNION - - DNTT_TYPE_UNION is used to describe a C union. - - FIRSTFIELD is a DNTT pointer to the beginning of the field chain. - - BITLENGTH is the size of the union in bits. */ - -struct dntt_type_union -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int unused: 21; - dnttpointer firstfield; - unsigned int bitlength; -}; - -/* DNTT_TYPE_FIELD - - DNTT_TYPE_FIELD describes one field in a structure or union. - - VISIBILITY is used to describe the visibility of the field - (for c++. public = 0, protected = 1, private = 2). - - A_UNION is nonzero if this field is a member of an anonymous union. - - STATICMEM is nonzero if this field is a static member of a template. - - NAME is a pointer into the VT for the name of the field. - - BITOFFSET gives the offset of this field in bits from the beginning - of the structure or union this field is a member of. - - TYPE is a DNTT pointer to the type describing this field. - - BITLENGTH is the size of the entry in bits. - - NEXTFIELD is a DNTT pointer to the next field in the chain. */ - -struct dntt_type_field -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int visibility: 2; - unsigned int a_union: 1; - unsigned int staticmem: 1; - unsigned int unused: 17; - vtpointer name; - unsigned int bitoffset; - dnttpointer type; - unsigned int bitlength; - dnttpointer nextfield; -}; - -/* DNTT_TYPE_VARIANT is unused by GDB. */ -/* DNTT_TYPE_FILE is unused by GDB. */ - -/* DNTT_TYPE_COMMON is unused by GDB. */ -/* DNTT_TYPE_LINK is unused by GDB. */ -/* DNTT_TYPE_FFUNC_LINK is unused by GDB. */ -/* DNTT_TYPE_TEMPLATE is unused by GDB. */ - -/* DNTT_TYPE_FUNCTYPE - - VARARGS is nonzero if this function uses varargs. - - FIRSTPARAM is a DNTT pointer to the first entry in the parameter - chain. - - RETVAL is a DNTT pointer to the type of the return value. */ - -struct dntt_type_functype -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int varargs: 1; - unsigned int info: 4; - unsigned int unused: 16; - unsigned int bitlength; - dnttpointer firstparam; - dnttpointer retval; -}; - -/* DNTT_TYPE_WITH is unued by GDB. */ -/* DNTT_TYPE_COBSTRUCT is unused by GDB. */ -/* DNTT_TYPE_MODIFIER is unused by GDB. */ -/* DNTT_TYPE_GENFIELD is unused by GDB. */ -/* DNTT_TYPE_MEMACCESS is unused by GDB. */ -/* DNTT_TYPE_VFUNC is unused by GDB. */ -/* DNTT_TYPE_CLASS_SCOPE is unused by GDB. */ -/* DNTT_TYPE_FRIEND_CLASS is unused by GDB. */ -/* DNTT_TYPE_FRIEND_FUNC is unused by GDB. */ -/* DNTT_TYPE_CLASS unused by GDB. */ -/* DNTT_TYPE_TEMPLATE unused by GDB. */ -/* DNTT_TYPE_TEMPL_ARG is unused by GDB. */ -/* DNTT_TYPE_PTRMEM not used by GDB */ -/* DNTT_TYPE_INHERITANCE is unused by GDB. */ -/* DNTT_TYPE_OBJECT_ID is unused by GDB. */ -/* DNTT_TYPE_XREF is unused by GDB. */ -/* DNTT_TYPE_SA is unused by GDB. */ - -/* DNTT_TYPE_GENERIC and DNTT_TYPE_BLOCK are convience structures - so we can examine a DNTT entry in a generic fashion. */ -struct dntt_type_generic -{ - unsigned int word[9]; -}; - -struct dntt_type_block -{ - unsigned int extension: 1; - unsigned int kind: 10; - unsigned int unused: 21; - unsigned int word[2]; -}; - -/* One entry in a DNTT (either the LNTT or GNTT). */ -union dnttentry -{ - struct dntt_type_srcfile dsfile; - struct dntt_type_module dmodule; - struct dntt_type_function dfunc; - struct dntt_type_function dentry; - struct dntt_type_begin dbegin; - struct dntt_type_end dend; - struct dntt_type_fparam dfparam; - struct dntt_type_svar dsvar; - struct dntt_type_dvar ddvar; - struct dntt_type_const dconst; - struct dntt_type_type dtype; - struct dntt_type_type dtag; - struct dntt_type_pointer dptr; - struct dntt_type_enum denum; - struct dntt_type_memenum dmember; - struct dntt_type_set dset; - struct dntt_type_subrange dsubr; - struct dntt_type_array darray; - struct dntt_type_struct dstruct; - struct dntt_type_union dunion; - struct dntt_type_field dfield; - struct dntt_type_functype dfunctype; - struct dntt_type_generic dgeneric; - struct dntt_type_block dblock; -}; - -/* Source line entry types. */ -enum slttype -{ - SLT_NORMAL, - SLT_SRCFILE, - SLT_MODULE, - SLT_FUNCTION, - SLT_ENTRY, - SLT_BEGIN, - SLT_END, - SLT_WITH, - SLT_EXIT, - SLT_ASSIST, - SLT_MARKER, -}; - -/* A normal source line entry. Simply provides a mapping of a source - line number to a code address. - - SLTDESC will always be SLT_NORMAL or SLT_EXIT. */ - -struct slt_normal -{ - unsigned int sltdesc: 4; - unsigned int line: 28; - CORE_ADDR address; -}; - -/* A special source line entry. Provides a mapping of a declaration - to a line number. These entries point back into the DNTT which - references them. */ - -struct slt_special -{ - unsigned int sltdesc: 4; - unsigned int line: 28; - dnttpointer backptr; -}; - -/* Used to describe nesting. - - For nested languages, an slt_assist entry must follow each SLT_FUNC - entry in the SLT. The address field will point forward to the - first slt_normal entry within the function's scope. */ - -struct slt_assist -{ - unsigned int sltdesc: 4; - unsigned int unused: 28; - sltpointer address; -}; - -struct slt_generic -{ - unsigned int word[2]; -}; - -union sltentry -{ - struct slt_normal snorm; - struct slt_special sspec; - struct slt_assist sasst; - struct slt_generic sgeneric; -}; - -#endif /* HP_SYMTAB_INCLUDED */ |
