mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-24 11:29:10 +00:00
1764 lines
52 KiB
C
1764 lines
52 KiB
C
/* Output VMS debug format symbol table information from the GNU C compiler.
|
||
Copyright (C) 1987, 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
|
||
1999, 2000, 2001, 2002 Free Software Foundation, Inc.
|
||
Contributed by Douglas B. Rupp (rupp@gnat.com).
|
||
|
||
This file is part of GNU CC.
|
||
|
||
GCC 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, or (at your option) any later
|
||
version.
|
||
|
||
GCC 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 GCC; see the file COPYING. If not, write to the Free
|
||
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
|
||
02111-1307, USA. */
|
||
|
||
#include "config.h"
|
||
|
||
#ifdef VMS_DEBUGGING_INFO
|
||
#include "system.h"
|
||
#include "tree.h"
|
||
#include "flags.h"
|
||
#include "rtl.h"
|
||
#include "output.h"
|
||
#include "vmsdbg.h"
|
||
#include "debug.h"
|
||
#include "langhooks.h"
|
||
|
||
/* Difference in seconds between the VMS Epoch and the Unix Epoch */
|
||
static const long long vms_epoch_offset = 3506716800ll;
|
||
|
||
/* NOTE: In the comments in this file, many references are made to "Debug
|
||
Symbol Table". This term is abbreviated as `DST' throughout the remainder
|
||
of this file. */
|
||
|
||
typedef struct dst_line_info_struct *dst_line_info_ref;
|
||
|
||
/* Each entry in the line_info_table maintains the file and
|
||
line number associated with the label generated for that
|
||
entry. The label gives the PC value associated with
|
||
the line number entry. */
|
||
typedef struct dst_line_info_struct
|
||
{
|
||
unsigned long dst_file_num;
|
||
unsigned long dst_line_num;
|
||
}
|
||
dst_line_info_entry;
|
||
|
||
typedef struct dst_file_info_struct *dst_file_info_ref;
|
||
|
||
typedef struct dst_file_info_struct
|
||
{
|
||
char *file_name;
|
||
unsigned int max_line;
|
||
unsigned int listing_line_start;
|
||
long long cdt;
|
||
long ebk;
|
||
short ffb;
|
||
char rfo;
|
||
char flen;
|
||
}
|
||
dst_file_info_entry;
|
||
|
||
/* How to start an assembler comment. */
|
||
#ifndef ASM_COMMENT_START
|
||
#define ASM_COMMENT_START ";#"
|
||
#endif
|
||
|
||
/* Maximum size (in bytes) of an artificially generated label. */
|
||
#define MAX_ARTIFICIAL_LABEL_BYTES 30
|
||
|
||
/* Make sure we know the sizes of the various types debug can describe. These
|
||
are only defaults. If the sizes are different for your target, you should
|
||
override these values by defining the appropriate symbols in your tm.h
|
||
file. */
|
||
#ifndef CHAR_TYPE_SIZE
|
||
#define CHAR_TYPE_SIZE BITS_PER_UNIT
|
||
#endif
|
||
#ifndef PTR_SIZE
|
||
#define PTR_SIZE 4 /* Must be 32 bits for VMS debug info */
|
||
#endif
|
||
|
||
/* Pointer to an structure of filenames referenced by this compilation unit. */
|
||
static dst_file_info_ref file_info_table;
|
||
|
||
/* Total number of entries in the table (i.e. array) pointed to by
|
||
`file_info_table'. This is the *total* and includes both used and unused
|
||
slots. */
|
||
static unsigned int file_info_table_allocated;
|
||
|
||
/* Number of entries in the file_info_table which are actually in use. */
|
||
static unsigned int file_info_table_in_use;
|
||
|
||
/* Size (in elements) of increments by which we may expand the filename
|
||
table. */
|
||
#define FILE_TABLE_INCREMENT 64
|
||
|
||
static char **func_table;
|
||
static unsigned int func_table_allocated;
|
||
static unsigned int func_table_in_use;
|
||
#define FUNC_TABLE_INCREMENT 256
|
||
|
||
/* Local pointer to the name of the main input file. Initialized in
|
||
avmdbgout_init. */
|
||
static const char *primary_filename;
|
||
|
||
static char *module_producer;
|
||
static unsigned int module_language;
|
||
|
||
/* A pointer to the base of a table that contains line information
|
||
for each source code line in .text in the compilation unit. */
|
||
static dst_line_info_ref line_info_table;
|
||
|
||
/* Number of elements currently allocated for line_info_table. */
|
||
static unsigned int line_info_table_allocated;
|
||
|
||
/* Number of elements in line_info_table currently in use. */
|
||
static unsigned int line_info_table_in_use;
|
||
|
||
/* Size (in elements) of increments by which we may expand line_info_table. */
|
||
#define LINE_INFO_TABLE_INCREMENT 1024
|
||
|
||
/* The number of the current function definition for which debugging
|
||
information is being generated. These numbers range from 1 up to the
|
||
maximum number of function definitions contained within the current
|
||
compilation unit. These numbers are used to create unique label id's unique
|
||
to each function definition. */
|
||
static unsigned int current_funcdef_number = 0;
|
||
|
||
/* Forward declarations for functions defined in this file. */
|
||
static char *full_name PARAMS ((const char *));
|
||
static unsigned int lookup_filename PARAMS ((const char *));
|
||
static void addr_const_to_string PARAMS ((char *, rtx));
|
||
static int write_debug_header PARAMS ((DST_HEADER *, const char *, int));
|
||
static int write_debug_addr PARAMS ((char *, const char *, int));
|
||
static int write_debug_data1 PARAMS ((unsigned int, const char *, int));
|
||
static int write_debug_data2 PARAMS ((unsigned int, const char *, int));
|
||
static int write_debug_data4 PARAMS ((unsigned long, const char *, int));
|
||
static int write_debug_data8 PARAMS ((unsigned long long, const char *,
|
||
int));
|
||
static int write_debug_delta4 PARAMS ((char *, char *, const char *, int));
|
||
static int write_debug_string PARAMS ((char *, const char *, int));
|
||
static int write_modbeg PARAMS ((int));
|
||
static int write_modend PARAMS ((int));
|
||
static int write_rtnbeg PARAMS ((int, int));
|
||
static int write_rtnend PARAMS ((int, int));
|
||
static int write_pclines PARAMS ((int));
|
||
static int write_srccorr PARAMS ((int, dst_file_info_entry, int));
|
||
static int write_srccorrs PARAMS ((int));
|
||
|
||
static void vmsdbgout_init PARAMS ((const char *));
|
||
static void vmsdbgout_finish PARAMS ((const char *));
|
||
static void vmsdbgout_define PARAMS ((unsigned int, const char *));
|
||
static void vmsdbgout_undef PARAMS ((unsigned int, const char *));
|
||
static void vmsdbgout_start_source_file PARAMS ((unsigned int, const char *));
|
||
static void vmsdbgout_end_source_file PARAMS ((unsigned int));
|
||
static void vmsdbgout_begin_block PARAMS ((unsigned int, unsigned int));
|
||
static void vmsdbgout_end_block PARAMS ((unsigned int, unsigned int));
|
||
static bool vmsdbgout_ignore_block PARAMS ((tree));
|
||
static void vmsdbgout_source_line PARAMS ((unsigned int, const char *));
|
||
static void vmsdbgout_begin_prologue PARAMS ((unsigned int, const char *));
|
||
static void vmsdbgout_end_epilogue PARAMS ((void));
|
||
static void vmsdbgout_begin_function PARAMS ((tree));
|
||
static void vmsdbgout_decl PARAMS ((tree));
|
||
static void vmsdbgout_global_decl PARAMS ((tree));
|
||
static void vmsdbgout_abstract_function PARAMS ((tree));
|
||
|
||
/* The debug hooks structure. */
|
||
|
||
struct gcc_debug_hooks vmsdbg_debug_hooks
|
||
= {vmsdbgout_init,
|
||
vmsdbgout_finish,
|
||
vmsdbgout_define,
|
||
vmsdbgout_undef,
|
||
vmsdbgout_start_source_file,
|
||
vmsdbgout_end_source_file,
|
||
vmsdbgout_begin_block,
|
||
vmsdbgout_end_block,
|
||
vmsdbgout_ignore_block,
|
||
vmsdbgout_source_line,
|
||
vmsdbgout_begin_prologue,
|
||
debug_nothing_int, /* end_prologue */
|
||
vmsdbgout_end_epilogue, /* end_epilogue */
|
||
vmsdbgout_begin_function, /* begin_function */
|
||
debug_nothing_int, /* end_function */
|
||
vmsdbgout_decl,
|
||
vmsdbgout_global_decl,
|
||
debug_nothing_tree, /* deferred_inline_function */
|
||
vmsdbgout_abstract_function,
|
||
debug_nothing_rtx /* label */
|
||
};
|
||
|
||
/* Definitions of defaults for assembler-dependent names of various
|
||
pseudo-ops and section names.
|
||
Theses may be overridden in the tm.h file (if necessary) for a particular
|
||
assembler. */
|
||
#ifdef UNALIGNED_SHORT_ASM_OP
|
||
#undef UNALIGNED_SHORT_ASM_OP
|
||
#endif
|
||
#define UNALIGNED_SHORT_ASM_OP ".word"
|
||
|
||
#ifdef UNALIGNED_INT_ASM_OP
|
||
#undef UNALIGNED_INT_ASM_OP
|
||
#endif
|
||
#define UNALIGNED_INT_ASM_OP ".long"
|
||
|
||
#ifdef UNALIGNED_LONG_ASM_OP
|
||
#undef UNALIGNED_LONG_ASM_OP
|
||
#endif
|
||
#define UNALIGNED_LONG_ASM_OP ".long"
|
||
|
||
#ifdef UNALIGNED_DOUBLE_INT_ASM_OP
|
||
#undef UNALIGNED_DOUBLE_INT_ASM_OP
|
||
#endif
|
||
#define UNALIGNED_DOUBLE_INT_ASM_OP ".quad"
|
||
|
||
#ifdef ASM_BYTE_OP
|
||
#undef ASM_BYTE_OP
|
||
#endif
|
||
#define ASM_BYTE_OP ".byte"
|
||
|
||
#define NUMBYTES(I) ((I) < 256 ? 1 : (I) < 65536 ? 2 : 4)
|
||
|
||
#define NUMBYTES0(I) ((I) < 128 ? 0 : (I) < 65536 ? 2 : 4)
|
||
|
||
#ifndef UNALIGNED_PTR_ASM_OP
|
||
#define UNALIGNED_PTR_ASM_OP \
|
||
(PTR_SIZE == 8 ? UNALIGNED_DOUBLE_INT_ASM_OP : UNALIGNED_INT_ASM_OP)
|
||
#endif
|
||
|
||
#ifndef UNALIGNED_OFFSET_ASM_OP
|
||
#define UNALIGNED_OFFSET_ASM_OP(OFFSET) \
|
||
(NUMBYTES(OFFSET) == 4 \
|
||
? UNALIGNED_LONG_ASM_OP \
|
||
: (NUMBYTES(OFFSET) == 2 ? UNALIGNED_SHORT_ASM_OP : ASM_BYTE_OP))
|
||
#endif
|
||
|
||
/* Pseudo-op for defining a new section. */
|
||
#ifndef SECTION_ASM_OP
|
||
#define SECTION_ASM_OP ".section"
|
||
#endif
|
||
|
||
/* Definitions of defaults for formats and names of various special
|
||
(artificial) labels which may be generated within this file (when the -g
|
||
options is used and VMS_DEBUGGING_INFO is in effect. If necessary, these
|
||
may be overridden from within the tm.h file, but typically, overriding these
|
||
defaults is unnecessary. */
|
||
|
||
static char text_end_label[MAX_ARTIFICIAL_LABEL_BYTES];
|
||
|
||
#ifndef TEXT_END_LABEL
|
||
#define TEXT_END_LABEL "Lvetext"
|
||
#endif
|
||
#ifndef FUNC_BEGIN_LABEL
|
||
#define FUNC_BEGIN_LABEL "LVFB"
|
||
#endif
|
||
#ifndef FUNC_PROLOG_LABEL
|
||
#define FUNC_PROLOG_LABEL "LVFP"
|
||
#endif
|
||
#ifndef FUNC_END_LABEL
|
||
#define FUNC_END_LABEL "LVFE"
|
||
#endif
|
||
#ifndef BLOCK_BEGIN_LABEL
|
||
#define BLOCK_BEGIN_LABEL "LVBB"
|
||
#endif
|
||
#ifndef BLOCK_END_LABEL
|
||
#define BLOCK_END_LABEL "LVBE"
|
||
#endif
|
||
#ifndef LINE_CODE_LABEL
|
||
#define LINE_CODE_LABEL "LVM"
|
||
#endif
|
||
|
||
#ifndef ASM_OUTPUT_DEBUG_DELTA2
|
||
#define ASM_OUTPUT_DEBUG_DELTA2(FILE,LABEL1,LABEL2) \
|
||
do \
|
||
{ \
|
||
fprintf ((FILE), "\t%s\t", UNALIGNED_SHORT_ASM_OP); \
|
||
assemble_name (FILE, LABEL1); \
|
||
fprintf (FILE, "-"); \
|
||
assemble_name (FILE, LABEL2); \
|
||
} \
|
||
while (0)
|
||
#endif
|
||
|
||
#ifndef ASM_OUTPUT_DEBUG_DELTA4
|
||
#define ASM_OUTPUT_DEBUG_DELTA4(FILE,LABEL1,LABEL2) \
|
||
do \
|
||
{ \
|
||
fprintf ((FILE), "\t%s\t", UNALIGNED_INT_ASM_OP); \
|
||
assemble_name (FILE, LABEL1); \
|
||
fprintf (FILE, "-"); \
|
||
assemble_name (FILE, LABEL2); \
|
||
} \
|
||
while (0)
|
||
#endif
|
||
|
||
#ifndef ASM_OUTPUT_DEBUG_ADDR_DELTA
|
||
#define ASM_OUTPUT_DEBUG_ADDR_DELTA(FILE,LABEL1,LABEL2) \
|
||
do \
|
||
{ \
|
||
fprintf ((FILE), "\t%s\t", UNALIGNED_PTR_ASM_OP); \
|
||
assemble_name (FILE, LABEL1); \
|
||
fprintf (FILE, "-"); \
|
||
assemble_name (FILE, LABEL2); \
|
||
} \
|
||
while (0)
|
||
#endif
|
||
|
||
#ifndef ASM_OUTPUT_DEBUG_ADDR
|
||
#define ASM_OUTPUT_DEBUG_ADDR(FILE,LABEL) \
|
||
do \
|
||
{ \
|
||
fprintf ((FILE), "\t%s\t", UNALIGNED_PTR_ASM_OP); \
|
||
assemble_name (FILE, LABEL); \
|
||
} \
|
||
while (0)
|
||
#endif
|
||
|
||
#ifndef ASM_OUTPUT_DEBUG_ADDR_CONST
|
||
#define ASM_OUTPUT_DEBUG_ADDR_CONST(FILE,ADDR) \
|
||
fprintf ((FILE), "\t%s\t%s", UNALIGNED_PTR_ASM_OP, (ADDR))
|
||
#endif
|
||
|
||
#ifndef ASM_OUTPUT_DEBUG_DATA1
|
||
#define ASM_OUTPUT_DEBUG_DATA1(FILE,VALUE) \
|
||
fprintf ((FILE), "\t%s\t0x%x", ASM_BYTE_OP, (unsigned char) VALUE)
|
||
#endif
|
||
|
||
#ifndef ASM_OUTPUT_DEBUG_DATA2
|
||
#define ASM_OUTPUT_DEBUG_DATA2(FILE,VALUE) \
|
||
fprintf ((FILE), "\t%s\t0x%x", UNALIGNED_SHORT_ASM_OP, \
|
||
(unsigned short) VALUE)
|
||
#endif
|
||
|
||
#ifndef ASM_OUTPUT_DEBUG_DATA4
|
||
#define ASM_OUTPUT_DEBUG_DATA4(FILE,VALUE) \
|
||
fprintf ((FILE), "\t%s\t0x%lx", UNALIGNED_INT_ASM_OP, (unsigned long) VALUE)
|
||
#endif
|
||
|
||
#ifndef ASM_OUTPUT_DEBUG_DATA
|
||
#define ASM_OUTPUT_DEBUG_DATA(FILE,VALUE) \
|
||
fprintf ((FILE), "\t%s\t0x%lx", UNALIGNED_OFFSET_ASM_OP(VALUE), VALUE)
|
||
#endif
|
||
|
||
#ifndef ASM_OUTPUT_DEBUG_ADDR_DATA
|
||
#define ASM_OUTPUT_DEBUG_ADDR_DATA(FILE,VALUE) \
|
||
fprintf ((FILE), "\t%s\t0x%lx", UNALIGNED_PTR_ASM_OP, \
|
||
(unsigned long) VALUE)
|
||
#endif
|
||
|
||
#ifndef ASM_OUTPUT_DEBUG_DATA8
|
||
#define ASM_OUTPUT_DEBUG_DATA8(FILE,VALUE) \
|
||
fprintf ((FILE), "\t%s\t0x%llx", UNALIGNED_DOUBLE_INT_ASM_OP, \
|
||
(unsigned long long) VALUE)
|
||
#endif
|
||
|
||
/* This is similar to the default ASM_OUTPUT_ASCII, except that no trailing
|
||
newline is produced. When flag_verbose_asm is asserted, we add commnetary
|
||
at the end of the line, so we must avoid output of a newline here. */
|
||
#ifndef ASM_OUTPUT_DEBUG_STRING
|
||
#define ASM_OUTPUT_DEBUG_STRING(FILE,P) \
|
||
do \
|
||
{ \
|
||
register int slen = strlen(P); \
|
||
register char *p = (P); \
|
||
register int i; \
|
||
fprintf (FILE, "\t.ascii \""); \
|
||
for (i = 0; i < slen; i++) \
|
||
{ \
|
||
register int c = p[i]; \
|
||
if (c == '\"' || c == '\\') \
|
||
putc ('\\', FILE); \
|
||
if (c >= ' ' && c < 0177) \
|
||
putc (c, FILE); \
|
||
else \
|
||
fprintf (FILE, "\\%o", c); \
|
||
} \
|
||
fprintf (FILE, "\""); \
|
||
} \
|
||
while (0)
|
||
#endif
|
||
|
||
/* Convert a reference to the assembler name of a C-level name. This
|
||
macro has the same effect as ASM_OUTPUT_LABELREF, but copies to
|
||
a string rather than writing to a file. */
|
||
#ifndef ASM_NAME_TO_STRING
|
||
#define ASM_NAME_TO_STRING(STR, NAME) \
|
||
do \
|
||
{ \
|
||
if ((NAME)[0] == '*') \
|
||
strcpy (STR, NAME+1); \
|
||
else \
|
||
strcpy (STR, NAME); \
|
||
} \
|
||
while (0)
|
||
#endif
|
||
|
||
|
||
/* General utility functions. */
|
||
|
||
/* Convert an integer constant expression into assembler syntax. Addition and
|
||
subtraction are the only arithmetic that may appear in these expressions.
|
||
This is an adaptation of output_addr_const in final.c. Here, the target
|
||
of the conversion is a string buffer. We can't use output_addr_const
|
||
directly, because it writes to a file. */
|
||
|
||
static void
|
||
addr_const_to_string (str, x)
|
||
char *str;
|
||
rtx x;
|
||
{
|
||
char buf1[256];
|
||
char buf2[256];
|
||
|
||
restart:
|
||
str[0] = '\0';
|
||
switch (GET_CODE (x))
|
||
{
|
||
case PC:
|
||
if (flag_pic)
|
||
strcat (str, ",");
|
||
else
|
||
abort ();
|
||
break;
|
||
|
||
case SYMBOL_REF:
|
||
ASM_NAME_TO_STRING (buf1, XSTR (x, 0));
|
||
strcat (str, buf1);
|
||
break;
|
||
|
||
case LABEL_REF:
|
||
ASM_GENERATE_INTERNAL_LABEL (buf1, "L", CODE_LABEL_NUMBER (XEXP (x, 0)));
|
||
ASM_NAME_TO_STRING (buf2, buf1);
|
||
strcat (str, buf2);
|
||
break;
|
||
|
||
case CODE_LABEL:
|
||
ASM_GENERATE_INTERNAL_LABEL (buf1, "L", CODE_LABEL_NUMBER (x));
|
||
ASM_NAME_TO_STRING (buf2, buf1);
|
||
strcat (str, buf2);
|
||
break;
|
||
|
||
case CONST_INT:
|
||
sprintf (buf1, HOST_WIDE_INT_PRINT_DEC, INTVAL (x));
|
||
strcat (str, buf1);
|
||
break;
|
||
|
||
case CONST:
|
||
/* This used to output parentheses around the expression, but that does
|
||
not work on the 386 (either ATT or BSD assembler). */
|
||
addr_const_to_string (buf1, XEXP (x, 0));
|
||
strcat (str, buf1);
|
||
break;
|
||
|
||
case CONST_DOUBLE:
|
||
if (GET_MODE (x) == VOIDmode)
|
||
{
|
||
/* We can use %d if the number is one word and positive. */
|
||
if (CONST_DOUBLE_HIGH (x))
|
||
sprintf (buf1, HOST_WIDE_INT_PRINT_DOUBLE_HEX,
|
||
CONST_DOUBLE_HIGH (x), CONST_DOUBLE_LOW (x));
|
||
else if (CONST_DOUBLE_LOW (x) < 0)
|
||
sprintf (buf1, HOST_WIDE_INT_PRINT_HEX, CONST_DOUBLE_LOW (x));
|
||
else
|
||
sprintf (buf1, HOST_WIDE_INT_PRINT_DEC,
|
||
CONST_DOUBLE_LOW (x));
|
||
strcat (str, buf1);
|
||
}
|
||
else
|
||
/* We can't handle floating point constants; PRINT_OPERAND must
|
||
handle them. */
|
||
output_operand_lossage ("floating constant misused");
|
||
break;
|
||
|
||
case PLUS:
|
||
/* Some assemblers need integer constants to appear last (eg masm). */
|
||
if (GET_CODE (XEXP (x, 0)) == CONST_INT)
|
||
{
|
||
addr_const_to_string (buf1, XEXP (x, 1));
|
||
strcat (str, buf1);
|
||
if (INTVAL (XEXP (x, 0)) >= 0)
|
||
strcat (str, "+");
|
||
addr_const_to_string (buf1, XEXP (x, 0));
|
||
strcat (str, buf1);
|
||
}
|
||
else
|
||
{
|
||
addr_const_to_string (buf1, XEXP (x, 0));
|
||
strcat (str, buf1);
|
||
if (INTVAL (XEXP (x, 1)) >= 0)
|
||
strcat (str, "+");
|
||
addr_const_to_string (buf1, XEXP (x, 1));
|
||
strcat (str, buf1);
|
||
}
|
||
break;
|
||
|
||
case MINUS:
|
||
/* Avoid outputting things like x-x or x+5-x, since some assemblers
|
||
can't handle that. */
|
||
x = simplify_subtraction (x);
|
||
if (GET_CODE (x) != MINUS)
|
||
goto restart;
|
||
|
||
addr_const_to_string (buf1, XEXP (x, 0));
|
||
strcat (str, buf1);
|
||
strcat (str, "-");
|
||
if (GET_CODE (XEXP (x, 1)) == CONST_INT
|
||
&& INTVAL (XEXP (x, 1)) < 0)
|
||
{
|
||
strcat (str, "(");
|
||
addr_const_to_string (buf1, XEXP (x, 1));
|
||
strcat (str, buf1);
|
||
strcat (str, ")");
|
||
}
|
||
else
|
||
{
|
||
addr_const_to_string (buf1, XEXP (x, 1));
|
||
strcat (str, buf1);
|
||
}
|
||
break;
|
||
|
||
case ZERO_EXTEND:
|
||
case SIGN_EXTEND:
|
||
addr_const_to_string (buf1, XEXP (x, 0));
|
||
strcat (str, buf1);
|
||
break;
|
||
|
||
default:
|
||
output_operand_lossage ("invalid expression as operand");
|
||
}
|
||
}
|
||
|
||
/* Output the debug header HEADER. Also output COMMENT if flag_verbose_asm is
|
||
set. Return the header size. Just return the size if DOSIZEONLY is
|
||
non-zero. */
|
||
|
||
static int
|
||
write_debug_header (header, comment, dosizeonly)
|
||
DST_HEADER *header;
|
||
const char *comment;
|
||
int dosizeonly;
|
||
{
|
||
if (!dosizeonly)
|
||
{
|
||
ASM_OUTPUT_DEBUG_DATA2 (asm_out_file,
|
||
header->dst__header_length.dst_w_length);
|
||
|
||
if (flag_verbose_asm)
|
||
fprintf (asm_out_file, "\t%s record length", ASM_COMMENT_START);
|
||
fputc ('\n', asm_out_file);
|
||
|
||
ASM_OUTPUT_DEBUG_DATA2 (asm_out_file,
|
||
header->dst__header_type.dst_w_type);
|
||
|
||
if (flag_verbose_asm)
|
||
fprintf (asm_out_file, "\t%s record type (%s)", ASM_COMMENT_START,
|
||
comment);
|
||
|
||
fputc ('\n', asm_out_file);
|
||
}
|
||
|
||
return 4;
|
||
}
|
||
|
||
/* Output the address of SYMBOL. Also output COMMENT if flag_verbose_asm is
|
||
set. Return the address size. Just return the size if DOSIZEONLY is
|
||
non-zero. */
|
||
|
||
static int
|
||
write_debug_addr (symbol, comment, dosizeonly)
|
||
char *symbol;
|
||
const char *comment;
|
||
int dosizeonly;
|
||
{
|
||
if (!dosizeonly)
|
||
{
|
||
ASM_OUTPUT_DEBUG_ADDR (asm_out_file, symbol);
|
||
if (flag_verbose_asm)
|
||
fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment);
|
||
fputc ('\n', asm_out_file);
|
||
}
|
||
|
||
return PTR_SIZE;
|
||
}
|
||
|
||
/* Output the single byte DATA1. Also output COMMENT if flag_verbose_asm is
|
||
set. Return the data size. Just return the size if DOSIZEONLY is
|
||
non-zero. */
|
||
|
||
static int
|
||
write_debug_data1 (data1, comment, dosizeonly)
|
||
unsigned int data1;
|
||
const char *comment;
|
||
int dosizeonly;
|
||
{
|
||
if (!dosizeonly)
|
||
{
|
||
ASM_OUTPUT_DEBUG_DATA1 (asm_out_file, data1);
|
||
if (flag_verbose_asm)
|
||
fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment);
|
||
fputc ('\n', asm_out_file);
|
||
}
|
||
|
||
return 1;
|
||
}
|
||
|
||
/* Output the single word DATA2. Also output COMMENT if flag_verbose_asm is
|
||
set. Return the data size. Just return the size if DOSIZEONLY is
|
||
non-zero. */
|
||
|
||
static int
|
||
write_debug_data2 (data2, comment, dosizeonly)
|
||
unsigned int data2;
|
||
const char *comment;
|
||
int dosizeonly;
|
||
{
|
||
if (!dosizeonly)
|
||
{
|
||
ASM_OUTPUT_DEBUG_DATA2 (asm_out_file, data2);
|
||
if (flag_verbose_asm)
|
||
fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment);
|
||
fputc ('\n', asm_out_file);
|
||
}
|
||
|
||
return 2;
|
||
}
|
||
|
||
/* Output double word DATA4. Also output COMMENT if flag_verbose_asm is set.
|
||
Return the data size. Just return the size if DOSIZEONLY is non-zero. */
|
||
|
||
static int
|
||
write_debug_data4 (data4, comment, dosizeonly)
|
||
unsigned long data4;
|
||
const char *comment;
|
||
int dosizeonly;
|
||
{
|
||
if (!dosizeonly)
|
||
{
|
||
ASM_OUTPUT_DEBUG_DATA4 (asm_out_file, data4);
|
||
if (flag_verbose_asm)
|
||
fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment);
|
||
fputc ('\n', asm_out_file);
|
||
}
|
||
|
||
return 4;
|
||
}
|
||
|
||
/* Output quad word DATA8. Also output COMMENT if flag_verbose_asm is set.
|
||
Return the data size. Just return the size if DOSIZEONLY is non-zero. */
|
||
|
||
static int
|
||
write_debug_data8 (data8, comment, dosizeonly)
|
||
unsigned long long data8;
|
||
const char *comment;
|
||
int dosizeonly;
|
||
{
|
||
if (!dosizeonly)
|
||
{
|
||
ASM_OUTPUT_DEBUG_DATA8 (asm_out_file, data8);
|
||
if (flag_verbose_asm)
|
||
fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment);
|
||
fputc ('\n', asm_out_file);
|
||
}
|
||
|
||
return 8;
|
||
}
|
||
|
||
/* Output the difference between LABEL1 and LABEL2. Also output COMMENT if
|
||
flag_verbose_asm is set. Return the data size. Just return the size if
|
||
DOSIZEONLY is non-zero. */
|
||
|
||
static int
|
||
write_debug_delta4 (label1, label2, comment, dosizeonly)
|
||
char *label1;
|
||
char *label2;
|
||
const char *comment;
|
||
int dosizeonly;
|
||
{
|
||
if (!dosizeonly)
|
||
{
|
||
ASM_OUTPUT_DEBUG_DELTA4 (asm_out_file, label1, label2);
|
||
if (flag_verbose_asm)
|
||
fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment);
|
||
fputc ('\n', asm_out_file);
|
||
}
|
||
|
||
return 4;
|
||
}
|
||
|
||
/* Output a character string STRING. Also write COMMENT if flag_verbose_asm is
|
||
set. Return the string length. Just return the length if DOSIZEONLY is
|
||
non-zero. */
|
||
|
||
static int
|
||
write_debug_string (string, comment, dosizeonly)
|
||
char *string;
|
||
const char *comment;
|
||
int dosizeonly;
|
||
{
|
||
if (!dosizeonly)
|
||
{
|
||
ASM_OUTPUT_DEBUG_STRING (asm_out_file, string);
|
||
if (flag_verbose_asm)
|
||
fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment);
|
||
fputc ('\n', asm_out_file);
|
||
}
|
||
|
||
return strlen (string);
|
||
}
|
||
|
||
/* Output a module begin header and return the header size. Just return the
|
||
size if DOSIZEONLY is non-zero. */
|
||
|
||
static int
|
||
write_modbeg (dosizeonly)
|
||
int dosizeonly;
|
||
{
|
||
DST_MODULE_BEGIN modbeg;
|
||
DST_MB_TRLR mb_trlr;
|
||
int i;
|
||
char *module_name, *m;
|
||
int modnamelen;
|
||
int prodnamelen;
|
||
int totsize = 0;
|
||
|
||
/* Assumes primary filename has Unix syntax file spec. */
|
||
module_name = xstrdup (basename ((char *) primary_filename));
|
||
|
||
m = strrchr (module_name, '.');
|
||
if (m)
|
||
*m = 0;
|
||
|
||
modnamelen = strlen (module_name);
|
||
for (i = 0; i < modnamelen; i++)
|
||
module_name[i] = TOUPPER (module_name[i]);
|
||
|
||
prodnamelen = strlen (module_producer);
|
||
|
||
modbeg.dst_a_modbeg_header.dst__header_length.dst_w_length
|
||
= DST_K_MODBEG_SIZE + modnamelen + DST_K_MB_TRLR_SIZE + prodnamelen - 1;
|
||
modbeg.dst_a_modbeg_header.dst__header_type.dst_w_type = DST_K_MODBEG;
|
||
modbeg.dst_b_modbeg_flags.dst_v_modbeg_hide = 0;
|
||
modbeg.dst_b_modbeg_flags.dst_v_modbeg_version = 1;
|
||
modbeg.dst_b_modbeg_flags.dst_v_modbeg_unused = 0;
|
||
modbeg.dst_b_modbeg_unused = 0;
|
||
modbeg.dst_l_modbeg_language = module_language;
|
||
modbeg.dst_w_version_major = DST_K_VERSION_MAJOR;
|
||
modbeg.dst_w_version_minor = DST_K_VERSION_MINOR;
|
||
modbeg.dst_b_modbeg_name = strlen (module_name);
|
||
|
||
mb_trlr.dst_b_compiler = strlen (module_producer);
|
||
|
||
totsize += write_debug_header (&modbeg.dst_a_modbeg_header,
|
||
"modbeg", dosizeonly);
|
||
totsize += write_debug_data1 (*((char *) &modbeg.dst_b_modbeg_flags),
|
||
"flags", dosizeonly);
|
||
totsize += write_debug_data1 (modbeg.dst_b_modbeg_unused,
|
||
"unused", dosizeonly);
|
||
totsize += write_debug_data4 (modbeg.dst_l_modbeg_language,
|
||
"language", dosizeonly);
|
||
totsize += write_debug_data2 (modbeg.dst_w_version_major,
|
||
"DST major version", dosizeonly);
|
||
totsize += write_debug_data2 (modbeg.dst_w_version_minor,
|
||
"DST minor version", dosizeonly);
|
||
totsize += write_debug_data1 (modbeg.dst_b_modbeg_name,
|
||
"length of module name", dosizeonly);
|
||
totsize += write_debug_string (module_name, "module name", dosizeonly);
|
||
totsize += write_debug_data1 (mb_trlr.dst_b_compiler,
|
||
"length of compiler name", dosizeonly);
|
||
totsize += write_debug_string (module_producer, "compiler name", dosizeonly);
|
||
|
||
return totsize;
|
||
}
|
||
|
||
/* Output a module end trailer and return the trailer size. Just return
|
||
the size if DOSIZEONLY is non-zero. */
|
||
|
||
static int
|
||
write_modend (dosizeonly)
|
||
int dosizeonly;
|
||
{
|
||
DST_MODULE_END modend;
|
||
int totsize = 0;
|
||
|
||
modend.dst_a_modend_header.dst__header_length.dst_w_length
|
||
= DST_K_MODEND_SIZE - 1;
|
||
modend.dst_a_modend_header.dst__header_type.dst_w_type = DST_K_MODEND;
|
||
|
||
totsize += write_debug_header (&modend.dst_a_modend_header, "modend",
|
||
dosizeonly);
|
||
|
||
return totsize;
|
||
}
|
||
|
||
/* Output a routine begin header routine RTNNUM and return the header size.
|
||
Just return the size if DOSIZEONLY is non-zero. */
|
||
|
||
static int
|
||
write_rtnbeg (rtnnum, dosizeonly)
|
||
int rtnnum;
|
||
int dosizeonly;
|
||
{
|
||
char *rtnname;
|
||
int rtnnamelen, rtnentrynamelen;
|
||
char *rtnentryname;
|
||
int totsize = 0;
|
||
char label[MAX_ARTIFICIAL_LABEL_BYTES];
|
||
DST_ROUTINE_BEGIN rtnbeg;
|
||
DST_PROLOG prolog;
|
||
|
||
rtnname = func_table[rtnnum];
|
||
rtnnamelen = strlen (rtnname);
|
||
rtnentrynamelen = rtnnamelen + 4; /* "..en" */
|
||
rtnentryname = (char *) xmalloc (rtnentrynamelen + 1);
|
||
strcpy (rtnentryname, rtnname);
|
||
strcat (rtnentryname, "..en");
|
||
|
||
if (!strcmp (rtnname, "main"))
|
||
{
|
||
DST_HEADER header;
|
||
const char *go = "TRANSFER$BREAK$GO";
|
||
|
||
/* This command isn't documented in DSTRECORDS, so it's made to
|
||
look like what DEC C does */
|
||
|
||
/* header size - 1st byte + flag byte + STO_LW size
|
||
+ string count byte + string length */
|
||
header.dst__header_length.dst_w_length
|
||
= DST_K_DST_HEADER_SIZE - 1 + 1 + 4 + 1 + strlen (go);
|
||
header.dst__header_type.dst_w_type = 0x17;
|
||
|
||
totsize += write_debug_header (&header, "transfer", dosizeonly);
|
||
|
||
/* I think this is a flag byte, but I don't know what this flag means */
|
||
totsize += write_debug_data1 (0x1, "flags ???", dosizeonly);
|
||
|
||
/* Routine Begin PD Address */
|
||
totsize += write_debug_addr (rtnname, "main procedure descriptor",
|
||
dosizeonly);
|
||
totsize += write_debug_data1 (strlen (go), "length of main_name",
|
||
dosizeonly);
|
||
totsize += write_debug_string ((char *) go, "main name", dosizeonly);
|
||
}
|
||
|
||
/* The header length never includes the length byte */
|
||
rtnbeg.dst_a_rtnbeg_header.dst__header_length.dst_w_length
|
||
= DST_K_RTNBEG_SIZE + rtnnamelen - 1;
|
||
rtnbeg.dst_a_rtnbeg_header.dst__header_type.dst_w_type = DST_K_RTNBEG;
|
||
rtnbeg.dst_b_rtnbeg_flags.dst_v_rtnbeg_unused = 0;
|
||
rtnbeg.dst_b_rtnbeg_flags.dst_v_rtnbeg_unalloc = 0;
|
||
rtnbeg.dst_b_rtnbeg_flags.dst_v_rtnbeg_prototype = 0;
|
||
rtnbeg.dst_b_rtnbeg_flags.dst_v_rtnbeg_inlined = 0;
|
||
rtnbeg.dst_b_rtnbeg_flags.dst_v_rtnbeg_no_call = 1;
|
||
rtnbeg.dst_b_rtnbeg_name = rtnnamelen;
|
||
|
||
totsize += write_debug_header (&rtnbeg.dst_a_rtnbeg_header, "rtnbeg",
|
||
dosizeonly);
|
||
totsize += write_debug_data1 (*((char *) &rtnbeg.dst_b_rtnbeg_flags),
|
||
"flags", dosizeonly);
|
||
|
||
/* Routine Begin Address */
|
||
totsize += write_debug_addr (rtnentryname, "routine entry name", dosizeonly);
|
||
|
||
/* Routine Begin PD Address */
|
||
totsize += write_debug_addr (rtnname, "routine procedure descriptor",
|
||
dosizeonly);
|
||
|
||
/* Routine Begin Name */
|
||
totsize += write_debug_data1 (rtnbeg.dst_b_rtnbeg_name,
|
||
"length of routine name", dosizeonly);
|
||
|
||
totsize += write_debug_string (rtnname, "routine name", dosizeonly);
|
||
|
||
free (rtnentryname);
|
||
|
||
if (debug_info_level > DINFO_LEVEL_TERSE)
|
||
{
|
||
prolog.dst_a_prolog_header.dst__header_length.dst_w_length
|
||
= DST_K_PROLOG_SIZE - 1;
|
||
prolog.dst_a_prolog_header.dst__header_type.dst_w_type = DST_K_PROLOG;
|
||
|
||
totsize += write_debug_header (&prolog.dst_a_prolog_header, "prolog",
|
||
dosizeonly);
|
||
|
||
ASM_GENERATE_INTERNAL_LABEL (label, FUNC_PROLOG_LABEL, rtnnum);
|
||
totsize += write_debug_addr (label, "prolog breakpoint addr",
|
||
dosizeonly);
|
||
}
|
||
|
||
return totsize;
|
||
}
|
||
|
||
/* Output a routine end trailer for routine RTNNUM and return the header size.
|
||
Just return the size if DOSIZEONLY is non-zero. */
|
||
|
||
static int
|
||
write_rtnend (rtnnum, dosizeonly)
|
||
int rtnnum;
|
||
int dosizeonly;
|
||
{
|
||
DST_ROUTINE_END rtnend;
|
||
char label1[MAX_ARTIFICIAL_LABEL_BYTES];
|
||
char label2[MAX_ARTIFICIAL_LABEL_BYTES];
|
||
int totsize;
|
||
|
||
totsize = 0;
|
||
|
||
rtnend.dst_a_rtnend_header.dst__header_length.dst_w_length
|
||
= DST_K_RTNEND_SIZE - 1;
|
||
rtnend.dst_a_rtnend_header.dst__header_type.dst_w_type = DST_K_RTNEND;
|
||
rtnend.dst_b_rtnend_unused = 0;
|
||
rtnend.dst_l_rtnend_size = 0; /* Calculated below. */
|
||
|
||
totsize += write_debug_header (&rtnend.dst_a_rtnend_header, "rtnend",
|
||
dosizeonly);
|
||
totsize += write_debug_data1 (rtnend.dst_b_rtnend_unused, "unused",
|
||
dosizeonly);
|
||
|
||
ASM_GENERATE_INTERNAL_LABEL (label1, FUNC_BEGIN_LABEL, rtnnum);
|
||
ASM_GENERATE_INTERNAL_LABEL (label2, FUNC_END_LABEL, rtnnum);
|
||
totsize += write_debug_delta4 (label2, label1, "routine size", dosizeonly);
|
||
|
||
return totsize;
|
||
}
|
||
|
||
#define K_DELTA_PC(I) \
|
||
((I) < 128 ? -(I) : (I) < 65536 ? DST_K_DELTA_PC_W : DST_K_DELTA_PC_L)
|
||
|
||
#define K_SET_LINUM(I) \
|
||
((I) < 256 ? DST_K_SET_LINUM_B \
|
||
: (I) < 65536 ? DST_K_SET_LINUM : DST_K_SET_LINUM_L)
|
||
|
||
#define K_INCR_LINUM(I) \
|
||
((I) < 256 ? DST_K_INCR_LINUM \
|
||
: (I) < 65536 ? DST_K_INCR_LINUM_W : DST_K_INCR_LINUM_L)
|
||
|
||
/* Output the PC to line number correlations and return the size. Just return
|
||
the size if DOSIZEONLY is non-zero */
|
||
|
||
static int
|
||
write_pclines (dosizeonly)
|
||
int dosizeonly;
|
||
{
|
||
unsigned i;
|
||
int fn;
|
||
int ln, lastln;
|
||
int linestart = 0;
|
||
int max_line;
|
||
DST_LINE_NUM_HEADER line_num;
|
||
DST_PCLINE_COMMANDS pcline;
|
||
char label[MAX_ARTIFICIAL_LABEL_BYTES];
|
||
char lastlabel[MAX_ARTIFICIAL_LABEL_BYTES];
|
||
int totsize = 0;
|
||
char buff[256];
|
||
|
||
max_line = file_info_table[1].max_line;
|
||
file_info_table[1].listing_line_start = linestart;
|
||
linestart = linestart + ((max_line / 100000) + 1) * 100000;
|
||
|
||
for (i = 2; i < file_info_table_in_use; i++)
|
||
{
|
||
max_line = file_info_table[i].max_line;
|
||
file_info_table[i].listing_line_start = linestart;
|
||
linestart = linestart + ((max_line / 10000) + 1) * 10000;
|
||
}
|
||
|
||
/* Set starting address to beginning of text section */
|
||
line_num.dst_a_line_num_header.dst__header_length.dst_w_length = 8;
|
||
line_num.dst_a_line_num_header.dst__header_type.dst_w_type = DST_K_LINE_NUM;
|
||
pcline.dst_b_pcline_command = DST_K_SET_ABS_PC;
|
||
|
||
totsize += write_debug_header (&line_num.dst_a_line_num_header,
|
||
"line_num", dosizeonly);
|
||
totsize += write_debug_data1 (pcline.dst_b_pcline_command,
|
||
"line_num (SET ABS PC)", dosizeonly);
|
||
|
||
if (dosizeonly)
|
||
totsize += 4;
|
||
else
|
||
{
|
||
ASM_OUTPUT_DEBUG_ADDR (asm_out_file, TEXT_SECTION_ASM_OP);
|
||
if (flag_verbose_asm)
|
||
fprintf (asm_out_file, "\t%s line_num", ASM_COMMENT_START);
|
||
fputc ('\n', asm_out_file);
|
||
}
|
||
|
||
fn = line_info_table[1].dst_file_num;
|
||
ln = (file_info_table[fn].listing_line_start
|
||
+ line_info_table[1].dst_line_num);
|
||
line_num.dst_a_line_num_header.dst__header_length.dst_w_length = 4 + 4;
|
||
pcline.dst_b_pcline_command = DST_K_SET_LINUM_L;
|
||
|
||
totsize += write_debug_header (&line_num.dst_a_line_num_header,
|
||
"line_num", dosizeonly);
|
||
totsize += write_debug_data1 (pcline.dst_b_pcline_command,
|
||
"line_num (SET LINUM LONG)", dosizeonly);
|
||
|
||
sprintf (buff, "line_num (%d)", ln - 1);
|
||
totsize += write_debug_data4 (ln - 1, buff, dosizeonly);
|
||
|
||
lastln = ln;
|
||
strcpy (lastlabel, TEXT_SECTION_ASM_OP);
|
||
for (i = 1; i < line_info_table_in_use; i++)
|
||
{
|
||
int extrabytes;
|
||
|
||
fn = line_info_table[i].dst_file_num;
|
||
ln = (file_info_table[fn].listing_line_start
|
||
+ line_info_table[i].dst_line_num);
|
||
|
||
if (ln - lastln > 1)
|
||
extrabytes = 5; /* NUMBYTES (ln - lastln - 1) + 1; */
|
||
else if (ln <= lastln)
|
||
extrabytes = 5; /* NUMBYTES (ln - 1) + 1; */
|
||
else
|
||
extrabytes = 0;
|
||
|
||
line_num.dst_a_line_num_header.dst__header_length.dst_w_length
|
||
= 8 + extrabytes;
|
||
|
||
totsize += write_debug_header
|
||
(&line_num.dst_a_line_num_header, "line_num", dosizeonly);
|
||
|
||
if (ln - lastln > 1)
|
||
{
|
||
int lndif = ln - lastln - 1;
|
||
|
||
/* K_INCR_LINUM (lndif); */
|
||
pcline.dst_b_pcline_command = DST_K_INCR_LINUM_L;
|
||
|
||
totsize += write_debug_data1 (pcline.dst_b_pcline_command,
|
||
"line_num (INCR LINUM LONG)",
|
||
dosizeonly);
|
||
|
||
sprintf (buff, "line_num (%d)", lndif);
|
||
totsize += write_debug_data4 (lndif, buff, dosizeonly);
|
||
}
|
||
else if (ln <= lastln)
|
||
{
|
||
/* K_SET_LINUM (ln-1); */
|
||
pcline.dst_b_pcline_command = DST_K_SET_LINUM_L;
|
||
|
||
totsize += write_debug_data1 (pcline.dst_b_pcline_command,
|
||
"line_num (SET LINUM LONG)",
|
||
dosizeonly);
|
||
|
||
sprintf (buff, "line_num (%d)", ln - 1);
|
||
totsize += write_debug_data4 (ln - 1, buff, dosizeonly);
|
||
}
|
||
|
||
pcline.dst_b_pcline_command = DST_K_DELTA_PC_L;
|
||
|
||
totsize += write_debug_data1 (pcline.dst_b_pcline_command,
|
||
"line_num (DELTA PC LONG)", dosizeonly);
|
||
|
||
ASM_GENERATE_INTERNAL_LABEL (label, LINE_CODE_LABEL, i);
|
||
totsize += write_debug_delta4 (label, lastlabel, "increment line_num",
|
||
dosizeonly);
|
||
|
||
lastln = ln;
|
||
strcpy (lastlabel, label);
|
||
}
|
||
|
||
return totsize;
|
||
}
|
||
|
||
/* Output a source correlation for file FILEID using information saved in
|
||
FILE_INFO_ENTRY and return the size. Just return the size if DOSIZEONLY is
|
||
non-zero. */
|
||
|
||
static int
|
||
write_srccorr (fileid, file_info_entry, dosizeonly)
|
||
int fileid;
|
||
dst_file_info_entry file_info_entry;
|
||
int dosizeonly;
|
||
{
|
||
int src_command_size;
|
||
int linesleft = file_info_entry.max_line;
|
||
int linestart = file_info_entry.listing_line_start;
|
||
int flen = file_info_entry.flen;
|
||
int linestodo = 0;
|
||
DST_SOURCE_CORR src_header;
|
||
DST_SRC_COMMAND src_command;
|
||
DST_SRC_COMMAND src_command_sf;
|
||
DST_SRC_COMMAND src_command_sl;
|
||
DST_SRC_COMMAND src_command_sr;
|
||
DST_SRC_COMMAND src_command_dl;
|
||
DST_SRC_CMDTRLR src_cmdtrlr;
|
||
char buff[256];
|
||
int totsize = 0;
|
||
|
||
if (fileid == 1)
|
||
{
|
||
src_header.dst_a_source_corr_header.dst__header_length.dst_w_length
|
||
= DST_K_SOURCE_CORR_HEADER_SIZE + 1 - 1;
|
||
src_header.dst_a_source_corr_header.dst__header_type.dst_w_type
|
||
= DST_K_SOURCE;
|
||
src_command.dst_b_src_command = DST_K_SRC_FORMFEED;
|
||
|
||
totsize += write_debug_header (&src_header.dst_a_source_corr_header,
|
||
"source corr", dosizeonly);
|
||
|
||
totsize += write_debug_data1 (src_command.dst_b_src_command,
|
||
"source_corr (SRC FORMFEED)",
|
||
dosizeonly);
|
||
}
|
||
|
||
src_command_size
|
||
= DST_K_SRC_COMMAND_SIZE + flen + DST_K_SRC_CMDTRLR_SIZE;
|
||
src_command.dst_b_src_command = DST_K_SRC_DECLFILE;
|
||
src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_length
|
||
= src_command_size - 2;
|
||
src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_flags = 0;
|
||
src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_w_src_df_fileid
|
||
= fileid;
|
||
src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_q_src_df_rms_cdt
|
||
= file_info_entry.cdt;
|
||
src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_l_src_df_rms_ebk
|
||
= file_info_entry.ebk;
|
||
src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_w_src_df_rms_ffb
|
||
= file_info_entry.ffb;
|
||
src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_rms_rfo
|
||
= file_info_entry.rfo;
|
||
src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_filename
|
||
= file_info_entry.flen;
|
||
|
||
src_header.dst_a_source_corr_header.dst__header_length.dst_w_length
|
||
= DST_K_SOURCE_CORR_HEADER_SIZE + src_command_size - 1;
|
||
src_header.dst_a_source_corr_header.dst__header_type.dst_w_type
|
||
= DST_K_SOURCE;
|
||
|
||
src_cmdtrlr.dst_b_src_df_libmodname = 0;
|
||
|
||
totsize += write_debug_header (&src_header.dst_a_source_corr_header,
|
||
"source corr", dosizeonly);
|
||
totsize += write_debug_data1 (src_command.dst_b_src_command,
|
||
"source_corr (DECL SRC FILE)", dosizeonly);
|
||
totsize += write_debug_data1
|
||
(src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_length,
|
||
"source_corr (length)", dosizeonly);
|
||
|
||
totsize += write_debug_data1
|
||
(src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_flags,
|
||
"source_corr (flags)", dosizeonly);
|
||
|
||
totsize += write_debug_data2
|
||
(src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_w_src_df_fileid,
|
||
"source_corr (fileid)", dosizeonly);
|
||
|
||
totsize += write_debug_data8
|
||
(src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_q_src_df_rms_cdt,
|
||
"source_corr (creation date)", dosizeonly);
|
||
|
||
totsize += write_debug_data4
|
||
(src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_l_src_df_rms_ebk,
|
||
"source_corr (EOF block number)", dosizeonly);
|
||
|
||
totsize += write_debug_data2
|
||
(src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_w_src_df_rms_ffb,
|
||
"source_corr (first free byte)", dosizeonly);
|
||
|
||
totsize += write_debug_data1
|
||
(src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_rms_rfo,
|
||
"source_corr (record and file organization)", dosizeonly);
|
||
|
||
totsize += write_debug_data1
|
||
(src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_filename,
|
||
"source_corr (filename length)", dosizeonly);
|
||
|
||
totsize += write_debug_string (file_info_entry.file_name,
|
||
"source file name", dosizeonly);
|
||
totsize += write_debug_data1 (src_cmdtrlr.dst_b_src_df_libmodname,
|
||
"source_corr (libmodname)", dosizeonly);
|
||
|
||
src_command_sf.dst_b_src_command = DST_K_SRC_SETFILE;
|
||
src_command_sf.dst_a_src_cmd_fields.dst_w_src_unsword = fileid;
|
||
|
||
src_command_sr.dst_b_src_command = DST_K_SRC_SETREC_W;
|
||
src_command_sr.dst_a_src_cmd_fields.dst_w_src_unsword = 1;
|
||
|
||
src_command_sl.dst_b_src_command = DST_K_SRC_SETLNUM_L;
|
||
src_command_sl.dst_a_src_cmd_fields.dst_l_src_unslong = linestart + 1;
|
||
|
||
src_command_dl.dst_b_src_command = DST_K_SRC_DEFLINES_W;
|
||
|
||
if (linesleft > 65534)
|
||
linesleft = linesleft - 65534, linestodo = 65534;
|
||
else
|
||
linestodo = linesleft, linesleft = 0;
|
||
|
||
src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword = linestodo;
|
||
|
||
src_header.dst_a_source_corr_header.dst__header_length.dst_w_length
|
||
= DST_K_SOURCE_CORR_HEADER_SIZE + 3 + 3 + 5 + 3 - 1;
|
||
src_header.dst_a_source_corr_header.dst__header_type.dst_w_type
|
||
= DST_K_SOURCE;
|
||
|
||
totsize += write_debug_header (&src_header.dst_a_source_corr_header,
|
||
"source corr", dosizeonly);
|
||
|
||
totsize += write_debug_data1 (src_command_sf.dst_b_src_command,
|
||
"source_corr (src setfile)", dosizeonly);
|
||
|
||
totsize += write_debug_data2
|
||
(src_command_sf.dst_a_src_cmd_fields.dst_w_src_unsword,
|
||
"source_corr (fileid)", dosizeonly);
|
||
|
||
totsize += write_debug_data1 (src_command_sr.dst_b_src_command,
|
||
"source_corr (setrec)", dosizeonly);
|
||
|
||
totsize += write_debug_data2
|
||
(src_command_sr.dst_a_src_cmd_fields.dst_w_src_unsword,
|
||
"source_corr (recnum)", dosizeonly);
|
||
|
||
totsize += write_debug_data1 (src_command_sl.dst_b_src_command,
|
||
"source_corr (setlnum)", dosizeonly);
|
||
|
||
totsize += write_debug_data4
|
||
(src_command_sl.dst_a_src_cmd_fields.dst_l_src_unslong,
|
||
"source_corr (linenum)", dosizeonly);
|
||
|
||
totsize += write_debug_data1 (src_command_dl.dst_b_src_command,
|
||
"source_corr (deflines)", dosizeonly);
|
||
|
||
sprintf (buff, "source_corr (%d)",
|
||
src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword);
|
||
totsize += write_debug_data2
|
||
(src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword, buff, dosizeonly);
|
||
|
||
while (linesleft > 0)
|
||
{
|
||
src_header.dst_a_source_corr_header.dst__header_length.dst_w_length
|
||
= DST_K_SOURCE_CORR_HEADER_SIZE + 3 - 1;
|
||
src_header.dst_a_source_corr_header.dst__header_type.dst_w_type
|
||
= DST_K_SOURCE;
|
||
src_command_dl.dst_b_src_command = DST_K_SRC_DEFLINES_W;
|
||
|
||
if (linesleft > 65534)
|
||
linesleft = linesleft - 65534, linestodo = 65534;
|
||
else
|
||
linestodo = linesleft, linesleft = 0;
|
||
|
||
src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword = linestodo;
|
||
|
||
totsize += write_debug_header (&src_header.dst_a_source_corr_header,
|
||
"source corr", dosizeonly);
|
||
totsize += write_debug_data1 (src_command_dl.dst_b_src_command,
|
||
"source_corr (deflines)", dosizeonly);
|
||
sprintf (buff, "source_corr (%d)",
|
||
src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword);
|
||
totsize += write_debug_data2
|
||
(src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword,
|
||
buff, dosizeonly);
|
||
}
|
||
|
||
return totsize;
|
||
}
|
||
|
||
/* Output all the source correlation entries and return the size. Just return
|
||
the size if DOSIZEONLY is non-zero. */
|
||
|
||
static int
|
||
write_srccorrs (dosizeonly)
|
||
int dosizeonly;
|
||
{
|
||
unsigned int i;
|
||
int totsize = 0;
|
||
|
||
for (i = 1; i < file_info_table_in_use; i++)
|
||
totsize += write_srccorr (i, file_info_table[i], dosizeonly);
|
||
|
||
return totsize;
|
||
}
|
||
|
||
/* Output a marker (i.e. a label) for the beginning of a function, before
|
||
the prologue. */
|
||
|
||
static void
|
||
vmsdbgout_begin_prologue (line, file)
|
||
unsigned int line;
|
||
const char *file;
|
||
{
|
||
char label[MAX_ARTIFICIAL_LABEL_BYTES];
|
||
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.begin_prologue) (line, file);
|
||
|
||
if (debug_info_level > DINFO_LEVEL_NONE)
|
||
{
|
||
current_funcdef_number++;
|
||
ASM_GENERATE_INTERNAL_LABEL (label, FUNC_BEGIN_LABEL,
|
||
current_funcdef_number);
|
||
ASM_OUTPUT_LABEL (asm_out_file, label);
|
||
}
|
||
}
|
||
|
||
/* Output a marker (i.e. a label) for the beginning of a function, after
|
||
the prologue. */
|
||
|
||
void
|
||
vmsdbgout_after_prologue ()
|
||
{
|
||
char label[MAX_ARTIFICIAL_LABEL_BYTES];
|
||
|
||
if (debug_info_level > DINFO_LEVEL_TERSE)
|
||
{
|
||
ASM_GENERATE_INTERNAL_LABEL (label, FUNC_PROLOG_LABEL,
|
||
current_funcdef_number);
|
||
ASM_OUTPUT_LABEL (asm_out_file, label);
|
||
}
|
||
}
|
||
|
||
/* Output a marker (i.e. a label) for the absolute end of the generated code
|
||
for a function definition. This gets called *after* the epilogue code has
|
||
been generated. */
|
||
|
||
static void
|
||
vmsdbgout_end_epilogue ()
|
||
{
|
||
char label[MAX_ARTIFICIAL_LABEL_BYTES];
|
||
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.end_epilogue) ();
|
||
|
||
if (debug_info_level > DINFO_LEVEL_NONE)
|
||
{
|
||
/* Output a label to mark the endpoint of the code generated for this
|
||
function. */
|
||
ASM_GENERATE_INTERNAL_LABEL (label, FUNC_END_LABEL,
|
||
current_funcdef_number);
|
||
ASM_OUTPUT_LABEL (asm_out_file, label);
|
||
}
|
||
}
|
||
|
||
/* Output a marker (i.e. a label) for the beginning of the generated code for
|
||
a lexical block. */
|
||
|
||
static void
|
||
vmsdbgout_begin_block (line, blocknum)
|
||
register unsigned line;
|
||
register unsigned blocknum;
|
||
{
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.begin_block) (line, blocknum);
|
||
|
||
if (debug_info_level > DINFO_LEVEL_TERSE)
|
||
ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, BLOCK_BEGIN_LABEL, blocknum);
|
||
}
|
||
|
||
/* Output a marker (i.e. a label) for the end of the generated code for a
|
||
lexical block. */
|
||
|
||
static void
|
||
vmsdbgout_end_block (line, blocknum)
|
||
register unsigned line;
|
||
register unsigned blocknum;
|
||
{
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.end_block) (line, blocknum);
|
||
|
||
if (debug_info_level > DINFO_LEVEL_TERSE)
|
||
ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, BLOCK_END_LABEL, blocknum);
|
||
}
|
||
|
||
/* Not implemented in VMS Debug. */
|
||
|
||
static bool
|
||
vmsdbgout_ignore_block (block)
|
||
tree block;
|
||
{
|
||
bool retval = 0;
|
||
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
retval = (*dwarf2_debug_hooks.ignore_block) (block);
|
||
|
||
return retval;
|
||
}
|
||
|
||
/* Add an entry for function DECL into the func_table. */
|
||
|
||
static void
|
||
vmsdbgout_begin_function (decl)
|
||
tree decl;
|
||
{
|
||
const char *name = XSTR (XEXP (DECL_RTL (decl), 0), 0);
|
||
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.begin_function) (decl);
|
||
|
||
if (func_table_in_use == func_table_allocated)
|
||
{
|
||
func_table_allocated += FUNC_TABLE_INCREMENT;
|
||
func_table = (char **) xrealloc (func_table,
|
||
func_table_allocated * sizeof (char *));
|
||
}
|
||
|
||
/* Add the new entry to the end of the function name table. */
|
||
func_table[func_table_in_use++] = xstrdup (name);
|
||
}
|
||
|
||
static char fullname_buff [4096];
|
||
|
||
/* Return the full file specification for FILENAME. The specification must be
|
||
in VMS syntax in order to be processed by VMS Debug. */
|
||
|
||
static char *
|
||
full_name (filename)
|
||
const char *filename;
|
||
{
|
||
#ifdef VMS
|
||
FILE *fp = fopen (filename, "r");
|
||
|
||
fgetname (fp, fullname_buff, 1);
|
||
fclose (fp);
|
||
#else
|
||
getcwd (fullname_buff, sizeof (fullname_buff));
|
||
|
||
strcat (fullname_buff, "/");
|
||
strcat (fullname_buff, filename);
|
||
|
||
/* ??? Insert hairy code here to translate Unix style file specification
|
||
to VMS style. */
|
||
#endif
|
||
|
||
return fullname_buff;
|
||
}
|
||
|
||
/* Lookup a filename (in the list of filenames that we know about here in
|
||
vmsdbgout.c) and return its "index". The index of each (known) filename is
|
||
just a unique number which is associated with only that one filename. We
|
||
need such numbers for the sake of generating labels and references
|
||
to those files numbers. If the filename given as an argument is not
|
||
found in our current list, add it to the list and assign it the next
|
||
available unique index number. In order to speed up searches, we remember
|
||
the index of the filename was looked up last. This handles the majority of
|
||
all searches. */
|
||
|
||
static unsigned int
|
||
lookup_filename (file_name)
|
||
const char *file_name;
|
||
{
|
||
static unsigned int last_file_lookup_index = 0;
|
||
register char *fn;
|
||
register unsigned i;
|
||
char *fnam;
|
||
long long cdt;
|
||
long ebk;
|
||
short ffb;
|
||
char rfo;
|
||
char flen;
|
||
struct stat statbuf;
|
||
|
||
if (stat (file_name, &statbuf) == 0)
|
||
{
|
||
long gmtoff;
|
||
#ifdef VMS
|
||
struct tm *ts;
|
||
|
||
/* Adjust for GMT */
|
||
ts = (struct tm *) localtime (&statbuf.st_ctime);
|
||
gmtoff = ts->tm_gmtoff;
|
||
|
||
/* VMS has multiple file format types */
|
||
rfo = statbuf.st_fab_rfm;
|
||
#else
|
||
/* Is GMT adjustment an issue with a cross-compiler? */
|
||
gmtoff = 0;
|
||
|
||
/* Assume stream LF type file */
|
||
rfo = 2;
|
||
#endif
|
||
cdt = 10000000 * (statbuf.st_ctime + gmtoff + vms_epoch_offset);
|
||
ebk = statbuf.st_size / 512 + 1;
|
||
ffb = statbuf.st_size - ((statbuf.st_size / 512) * 512);
|
||
fnam = full_name (file_name);
|
||
flen = strlen (fnam);
|
||
}
|
||
else
|
||
{
|
||
cdt = 0;
|
||
ebk = 0;
|
||
ffb = 0;
|
||
rfo = 0;
|
||
fnam = (char *) "";
|
||
flen = 0;
|
||
}
|
||
|
||
/* Check to see if the file name that was searched on the previous call
|
||
matches this file name. If so, return the index. */
|
||
if (last_file_lookup_index != 0)
|
||
{
|
||
fn = file_info_table[last_file_lookup_index].file_name;
|
||
if (strcmp (fnam, fn) == 0)
|
||
return last_file_lookup_index;
|
||
}
|
||
|
||
/* Didn't match the previous lookup, search the table */
|
||
for (i = 1; i < file_info_table_in_use; ++i)
|
||
{
|
||
fn = file_info_table[i].file_name;
|
||
if (strcmp (fnam, fn) == 0)
|
||
{
|
||
last_file_lookup_index = i;
|
||
return i;
|
||
}
|
||
}
|
||
|
||
/* Prepare to add a new table entry by making sure there is enough space in
|
||
the table to do so. If not, expand the current table. */
|
||
if (file_info_table_in_use == file_info_table_allocated)
|
||
{
|
||
|
||
file_info_table_allocated += FILE_TABLE_INCREMENT;
|
||
file_info_table
|
||
= (dst_file_info_ref) xrealloc (file_info_table,
|
||
(file_info_table_allocated
|
||
* sizeof (dst_file_info_entry)));
|
||
}
|
||
|
||
/* Add the new entry to the end of the filename table. */
|
||
file_info_table[file_info_table_in_use].file_name = xstrdup (fnam);
|
||
file_info_table[file_info_table_in_use].max_line = 0;
|
||
file_info_table[file_info_table_in_use].cdt = cdt;
|
||
file_info_table[file_info_table_in_use].ebk = ebk;
|
||
file_info_table[file_info_table_in_use].ffb = ffb;
|
||
file_info_table[file_info_table_in_use].rfo = rfo;
|
||
file_info_table[file_info_table_in_use].flen = flen;
|
||
|
||
last_file_lookup_index = file_info_table_in_use++;
|
||
return last_file_lookup_index;
|
||
}
|
||
|
||
/* Output a label to mark the beginning of a source code line entry
|
||
and record information relating to this source line, in
|
||
'line_info_table' for later output of the .debug_line section. */
|
||
|
||
static void
|
||
vmsdbgout_source_line (line, filename)
|
||
register unsigned line;
|
||
register const char *filename;
|
||
{
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.source_line) (line, filename);
|
||
|
||
if (debug_info_level >= DINFO_LEVEL_TERSE)
|
||
{
|
||
dst_line_info_ref line_info;
|
||
|
||
ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, LINE_CODE_LABEL,
|
||
line_info_table_in_use);
|
||
|
||
/* Expand the line info table if necessary. */
|
||
if (line_info_table_in_use == line_info_table_allocated)
|
||
{
|
||
line_info_table_allocated += LINE_INFO_TABLE_INCREMENT;
|
||
line_info_table
|
||
= (dst_line_info_ref) xrealloc (line_info_table,
|
||
(line_info_table_allocated
|
||
* sizeof (dst_line_info_entry)));
|
||
}
|
||
|
||
/* Add the new entry at the end of the line_info_table. */
|
||
line_info = &line_info_table[line_info_table_in_use++];
|
||
line_info->dst_file_num = lookup_filename (filename);
|
||
line_info->dst_line_num = line;
|
||
if (line > file_info_table[line_info->dst_file_num].max_line)
|
||
file_info_table[line_info->dst_file_num].max_line = line;
|
||
}
|
||
}
|
||
|
||
/* Record the beginning of a new source file, for later output.
|
||
At present, unimplemented. */
|
||
|
||
static void
|
||
vmsdbgout_start_source_file (lineno, filename)
|
||
unsigned int lineno;
|
||
const char *filename;
|
||
{
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.start_source_file) (lineno, filename);
|
||
}
|
||
|
||
/* Record the end of a source file, for later output.
|
||
At present, unimplemented. */
|
||
|
||
static void
|
||
vmsdbgout_end_source_file (lineno)
|
||
unsigned int lineno ATTRIBUTE_UNUSED;
|
||
{
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.end_source_file) (lineno);
|
||
}
|
||
|
||
/* Set up for Debug output at the start of compilation. */
|
||
|
||
static void
|
||
vmsdbgout_init (main_input_filename)
|
||
const char *main_input_filename;
|
||
{
|
||
const char *language_string = lang_hooks.name;
|
||
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.init) (main_input_filename);
|
||
|
||
if (debug_info_level == DINFO_LEVEL_NONE)
|
||
return;
|
||
|
||
/* Remember the name of the primary input file. */
|
||
primary_filename = main_input_filename;
|
||
|
||
/* Allocate the initial hunk of the file_info_table. */
|
||
file_info_table
|
||
= (dst_file_info_ref) xcalloc (FILE_TABLE_INCREMENT,
|
||
sizeof (dst_file_info_entry));
|
||
file_info_table_allocated = FILE_TABLE_INCREMENT;
|
||
|
||
/* Skip the first entry - file numbers begin at 1 */
|
||
file_info_table_in_use = 1;
|
||
|
||
func_table = (char **) xcalloc (FUNC_TABLE_INCREMENT, sizeof (char *));
|
||
func_table_allocated = FUNC_TABLE_INCREMENT;
|
||
func_table_in_use = 1;
|
||
|
||
/* Allocate the initial hunk of the line_info_table. */
|
||
line_info_table
|
||
= (dst_line_info_ref) xcalloc (LINE_INFO_TABLE_INCREMENT,
|
||
sizeof (dst_line_info_entry));
|
||
line_info_table_allocated = LINE_INFO_TABLE_INCREMENT;
|
||
/* zero-th entry is allocated, but unused */
|
||
line_info_table_in_use = 1;
|
||
|
||
lookup_filename (primary_filename);
|
||
|
||
if (!strcmp (language_string, "GNU C"))
|
||
module_language = DST_K_C;
|
||
else if (!strcmp (language_string, "GNU C++"))
|
||
module_language = DST_K_CXX;
|
||
else if (!strcmp (language_string, "GNU Ada"))
|
||
module_language = DST_K_ADA;
|
||
else if (!strcmp (language_string, "GNU F77"))
|
||
module_language = DST_K_FORTRAN;
|
||
else
|
||
module_language = DST_K_UNKNOWN;
|
||
|
||
module_producer
|
||
= (char *) xmalloc (strlen (language_string) + 1
|
||
+ strlen (version_string) + 1);
|
||
sprintf (module_producer, "%s %s", language_string, version_string);
|
||
|
||
ASM_GENERATE_INTERNAL_LABEL (text_end_label, TEXT_END_LABEL, 0);
|
||
|
||
}
|
||
|
||
/* Not implemented in VMS Debug. */
|
||
|
||
static void
|
||
vmsdbgout_define (lineno, buffer)
|
||
unsigned int lineno;
|
||
const char *buffer;
|
||
{
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.define) (lineno, buffer);
|
||
}
|
||
|
||
/* Not implemented in VMS Debug. */
|
||
|
||
static void
|
||
vmsdbgout_undef (lineno, buffer)
|
||
unsigned int lineno;
|
||
const char *buffer;
|
||
{
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.undef) (lineno, buffer);
|
||
}
|
||
|
||
/* Not implemented in VMS Debug. */
|
||
|
||
static void
|
||
vmsdbgout_decl (decl)
|
||
tree decl;
|
||
{
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.function_decl) (decl);
|
||
}
|
||
|
||
/* Not implemented in VMS Debug. */
|
||
|
||
static void
|
||
vmsdbgout_global_decl (decl)
|
||
tree decl;
|
||
{
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.global_decl) (decl);
|
||
}
|
||
|
||
/* Not implemented in VMS Debug. */
|
||
|
||
static void
|
||
vmsdbgout_abstract_function (decl)
|
||
tree decl;
|
||
{
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.outlining_inline_function) (decl);
|
||
}
|
||
|
||
/* Output stuff that Debug requires at the end of every file and generate the
|
||
VMS Debug debugging info. */
|
||
|
||
static void
|
||
vmsdbgout_finish (input_filename)
|
||
const char *input_filename ATTRIBUTE_UNUSED;
|
||
{
|
||
unsigned int i;
|
||
int totsize;
|
||
|
||
if (write_symbols == VMS_AND_DWARF2_DEBUG)
|
||
(*dwarf2_debug_hooks.finish) (input_filename);
|
||
|
||
if (debug_info_level == DINFO_LEVEL_NONE)
|
||
return;
|
||
|
||
/* Output a terminator label for the .text section. */
|
||
text_section ();
|
||
ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, TEXT_END_LABEL, 0);
|
||
|
||
/* Output debugging information.
|
||
Warning! Do not change the name of the .vmsdebug section without
|
||
changing it in the assembler also. */
|
||
named_section (NULL_TREE, ".vmsdebug", 0);
|
||
ASM_OUTPUT_ALIGN (asm_out_file, 0);
|
||
|
||
totsize = write_modbeg (1);
|
||
for (i = 1; i < func_table_in_use; i++)
|
||
{
|
||
totsize += write_rtnbeg (i, 1);
|
||
totsize += write_rtnend (i, 1);
|
||
}
|
||
totsize += write_pclines (1);
|
||
|
||
write_modbeg (0);
|
||
for (i = 1; i < func_table_in_use; i++)
|
||
{
|
||
write_rtnbeg (i, 0);
|
||
write_rtnend (i, 0);
|
||
}
|
||
write_pclines (0);
|
||
|
||
if (debug_info_level > DINFO_LEVEL_TERSE)
|
||
{
|
||
totsize = write_srccorrs (1);
|
||
write_srccorrs (0);
|
||
}
|
||
|
||
totsize = write_modend (1);
|
||
write_modend (0);
|
||
}
|
||
#endif /* VMS_DEBUGGING_INFO */
|