* disasm.h: New file.
* mi/mi-cmd-disas.c (gdb_dis_asm_read_memory): Moved to disasm.c.
(compare_lines): Ditto.
(dump_insns): Ditto.
(do_mixed_source_and_assembly): Moved to disasm.c. Added uiout argument. (do_assembly_only): Ditto.
(do_disassembly): Renamed to gdb_disassembly and moved to disasm.c.
Sdded uiout argument.
* Makefile.in: Add new files. Reorder SFILES list. Update dependencies. Include libgdb.a later in the insight executable.
+2002-09-30 Fernando Nasser <fnasser@redhat.com>
+
+ * disasm.c: New file.
+ * disasm.h: New file.
+ * mi/mi-cmd-disas.c (gdb_dis_asm_read_memory): Moved to disasm.c.
+ (compare_lines): Ditto.
+ (dump_insns): Ditto.
+ (do_mixed_source_and_assembly): Moved to disasm.c. Added uiout argument.
+ (do_assembly_only): Ditto.
+ (do_disassembly): Renamed to gdb_disassembly and moved to disasm.c.
+ Sdded uiout argument.
+ * Makefile.in: Add new files. Reorder SFILES list. Update dependencies.
+ Include libgdb.a later in the insight executable.
+
2002-09-29 Andrew Cagney <ac131313@redhat.com>
* config/djgpp/fnchange.lst: Rename bfd/elf64-alpha.c and
# SFILES is used in building the distribution archive.
SFILES = ada-exp.y ada-lang.c ada-typeprint.c ada-valprint.c ada-tasks.c \
- ax-general.c ax-gdb.c bcache.c blockframe.c breakpoint.c \
- charset.c \
- buildsym.c c-exp.y c-lang.c c-typeprint.c c-valprint.c \
- coffread.c \
- complaints.c completer.c corefile.c cp-valprint.c dbxread.c \
- demangle.c dwarfread.c dwarf2read.c elfread.c environ.c eval.c \
- event-loop.c event-top.c \
- expprint.c f-exp.y f-lang.c f-typeprint.c f-valprint.c \
- findvar.c regcache.c gdbarch.c arch-utils.c gdbtypes.c osabi.c \
- inf-loop.c infcmd.c inflow.c infrun.c language.c \
- kod.c kod-cisco.c \
- ui-out.c cli-out.c \
- varobj.c wrapper.c \
+ ax-general.c ax-gdb.c \
+ bcache.c blockframe.c breakpoint.c buildsym.c builtin-regs.c \
+ c-exp.y c-lang.c c-typeprint.c c-valprint.c \
+ charset.c cli-out.c coffread.c complaints.c completer.c corefile.c \
+ cp-abi.c cp-support.c cp-valprint.c \
+ dbxread.c demangle.c disasm.c doublest.c dwarfread.c dwarf2read.c \
+ elfread.c environ.c eval.c event-loop.c event-top.c expprint.c \
+ f-exp.y f-lang.c f-typeprint.c f-valprint.c findvar.c frame.c \
+ gdbarch.c arch-utils.c gdbtypes.c gnu-v2-abi.c gnu-v3-abi.c \
+ hpacc-abi.c \
+ inf-loop.c infcmd.c inflow.c infrun.c \
jv-exp.y jv-lang.c jv-valprint.c jv-typeprint.c \
- m2-exp.y m2-lang.c m2-typeprint.c m2-valprint.c main.c maint.c \
- memattr.c mem-break.c minsyms.c mipsread.c nlmread.c objfiles.c \
- p-exp.y p-lang.c p-typeprint.c p-valprint.c parse.c \
- macrotab.c macroexp.c macrocmd.c macroscope.c \
- printcmd.c remote.c scm-exp.c scm-lang.c \
- scm-valprint.c source.c stabsread.c stack.c symfile.c \
- symmisc.c symtab.c linespec.c target.c thread.c top.c tracepoint.c \
- typeprint.c utils.c valarith.c valops.c valprint.c values.c \
- serial.c ser-unix.c mdebugread.c \
+ kod.c kod-cisco.c \
+ language.c linespec.c \
+ m2-exp.y m2-lang.c m2-typeprint.c m2-valprint.c \
+ macrotab.c macroexp.c macrocmd.c macroscope.c main.c maint.c \
+ mdebugread.c memattr.c mem-break.c minsyms.c mipsread.c \
+ nlmread.c \
+ objfiles.c osabi.c \
+ p-exp.y p-lang.c p-typeprint.c p-valprint.c parse.c printcmd.c \
+ regcache.c remote.c \
+ scm-exp.c scm-lang.c scm-valprint.c serial.c ser-unix.c source.c \
+ stabsread.c stack.c std-regs.c symfile.c symmisc.c symtab.c \
+ target.c thread.c top.c tracepoint.c typeprint.c \
tui/tui.c tui/tui.h tui/tuiCommand.c tui/tuiCommand.h \
tui/tuiData.c tui/tuiData.h tui/tuiDataWin.c tui/tuiDataWin.h \
tui/tuiDisassem.c tui/tuiDisassem.h tui/tuiGeneralWin.c \
tui/tuiSource.h tui/tuiSourceWin.c tui/tuiSourceWin.h \
tui/tuiStack.c tui/tuiStack.h tui/tuiWin.c tui/tuiWin.h \
tui/tui-file.h tui/tui-file.c tui/tui-out.c tui/tui-hooks.c \
- ui-file.h ui-file.c \
- frame.c doublest.c \
- builtin-regs.c std-regs.c \
- gnu-v2-abi.c gnu-v3-abi.c hpacc-abi.c cp-abi.c cp-support.c
+ ui-out.c utils.c ui-file.h ui-file.c \
+ valarith.c valops.c valprint.c values.c varobj.c \
+ wrapper.c
LINTFILES = $(SFILES) $(YYFILES) $(CONFIG_SRCS) init.c
defs_h = defs.h $(config_h) $(gdb_locale_h) $(gdb_signals_h) $(ansidecl_h) \
$(libiberty_h) $(progress_h) $(bfd_h) $(tui_h) $(ui_file_h) $(xm_h) \
$(nm_h) $(tm_h) $(fopen_same_h) $(gdbarch_h) $(arch_utils_h)
+disasm_h = disasm.h
doublest_h = doublest.h $(floatformat_h)
dst_h = dst.h
dwarf2cfi_h = dwarf2cfi.h
TAGFILES_WITH_SRCDIR = $(HFILES_WITH_SRCDIR)
COMMON_OBS = version.o blockframe.o breakpoint.o findvar.o regcache.o \
- charset.o \
+ charset.o disasm.o \
source.o values.o eval.o valops.o valarith.o valprint.o printcmd.o \
symtab.o symfile.o symmisc.o linespec.o infcmd.o infrun.o \
expprint.o environ.o stack.o thread.o \
$(gdb_string_h)
dink32-rom.o: dink32-rom.c $(defs_h) $(gdbcore_h) $(target_h) $(monitor_h) \
$(serial_h) $(symfile_h) $(inferior_h) $(regcache_h)
+disasm.o: disasm.c $(defs_h) $(gdb_string_h) $(target_h) $(value_h) \
+ $(disasm_h) $(ui_out_h)
doublest.o: doublest.c $(defs_h) $(doublest_h) $(floatformat_h) \
$(gdb_assert_h) $(gdb_string_h) $(gdbtypes_h)
dpx2-nat.o: dpx2-nat.c $(defs_h) $(gdbcore_h) $(gdb_string_h)
$(CDEPS) $(TDEPLIBS)
rm -f insight$(EXEEXT)
$(HLDENV) $(CC_LD) $(INTERNAL_LDFLAGS) $(WIN32LDAPP) \
- -o insight$(EXEEXT) gdbtk-main.o main.o libgdb.a $(CONFIG_OBS)\
+ -o insight$(EXEEXT) gdbtk-main.o main.o $(CONFIG_OBS) libgdb.a \
$(TDEPLIBS) $(TUI_LIBRARY) $(CLIBS) $(LOADLIBES)
gdbres.o: $(srcdir)/gdbtk/gdb.rc $(srcdir)/gdbtk/gdbtool.ico
$(mi_getopt_h) $(gdb_events_h) $(gdb_h)
$(CC) -c $(INTERNAL_CFLAGS) $(srcdir)/mi/mi-cmd-break.c
mi-cmd-disas.o: $(srcdir)/mi/mi-cmd-disas.c $(defs_h) $(target_h) $(value_h) \
- $(mi_cmds_h) $(mi_getopt_h) $(ui_out_h) $(gdb_string_h)
+ $(mi_cmds_h) $(mi_getopt_h) $(ui_out_h) $(gdb_string_h) $(disasm_h)
$(CC) -c $(INTERNAL_CFLAGS) $(srcdir)/mi/mi-cmd-disas.c
mi-cmd-stack.o: $(srcdir)/mi/mi-cmd-stack.c $(defs_h) $(target_h) $(frame_h) \
$(value_h) $(mi_cmds_h) $(ui_out_h) $(symtab_h)
--- /dev/null
+/* Disassemble support for GDB.
+ Copyright 2000, 2001, 2002 Free Software Foundation, Inc.
+
+ This file is part of GDB.
+
+ 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. */
+
+#include "defs.h"
+#include "target.h"
+#include "value.h"
+#include "ui-out.h"
+#include "gdb_string.h"
+
+#include "disasm.h"
+
+/* Disassemble functions.
+ FIXME: We should get rid of all the duplicate code in gdb that does
+ the same thing: disassemble_command() and the gdbtk variation. */
+
+/* This Structure is used to store line number information.
+ We need a different sort of line table from the normal one cuz we can't
+ depend upon implicit line-end pc's for lines to do the
+ reordering in this function. */
+
+struct dis_line_entry
+{
+ int line;
+ CORE_ADDR start_pc;
+ CORE_ADDR end_pc;
+};
+
+/* This variable determines where memory used for disassembly is read from. */
+int gdb_disassemble_from_exec = -1;
+
+/* This is the memory_read_func for gdb_disassemble when we are
+ disassembling from the exec file. */
+static int
+gdb_dis_asm_read_memory (bfd_vma memaddr, bfd_byte * myaddr,
+ unsigned int len, disassemble_info * info)
+{
+ extern struct target_ops exec_ops;
+ int res;
+
+ errno = 0;
+ res = xfer_memory (memaddr, myaddr, len, 0, 0, &exec_ops);
+
+ if (res == len)
+ return 0;
+ else if (errno == 0)
+ return EIO;
+ else
+ return errno;
+}
+
+static int
+compare_lines (const PTR mle1p, const PTR mle2p)
+{
+ struct dis_line_entry *mle1, *mle2;
+ int val;
+
+ mle1 = (struct dis_line_entry *) mle1p;
+ mle2 = (struct dis_line_entry *) mle2p;
+
+ val = mle1->line - mle2->line;
+
+ if (val != 0)
+ return val;
+
+ return mle1->start_pc - mle2->start_pc;
+}
+
+static int
+dump_insns (struct ui_out *uiout, disassemble_info * di,
+ CORE_ADDR low, CORE_ADDR high,
+ int how_many, struct ui_stream *stb)
+{
+ int num_displayed = 0;
+ CORE_ADDR pc;
+
+ /* parts of the symbolic representation of the address */
+ int unmapped;
+ char *filename = NULL;
+ char *name = NULL;
+ int offset;
+ int line;
+
+ for (pc = low; pc < high;)
+ {
+ QUIT;
+ if (how_many >= 0)
+ {
+ if (num_displayed >= how_many)
+ break;
+ else
+ num_displayed++;
+ }
+ ui_out_tuple_begin (uiout, NULL);
+ ui_out_field_core_addr (uiout, "address", pc);
+
+ if (!build_address_symbolic (pc, 0, &name, &offset, &filename,
+ &line, &unmapped))
+ {
+ /* We don't care now about line, filename and
+ unmapped. But we might in the future. */
+ ui_out_text (uiout, " <");
+ ui_out_field_string (uiout, "func-name", name);
+ ui_out_text (uiout, "+");
+ ui_out_field_int (uiout, "offset", offset);
+ ui_out_text (uiout, ">:\t");
+ }
+ if (filename != NULL)
+ xfree (filename);
+ if (name != NULL)
+ xfree (name);
+
+ ui_file_rewind (stb->stream);
+ pc += TARGET_PRINT_INSN (pc, di);
+ ui_out_field_stream (uiout, "inst", stb);
+ ui_file_rewind (stb->stream);
+ ui_out_tuple_end (uiout);
+ ui_out_text (uiout, "\n");
+ }
+ return num_displayed;
+}
+
+/* The idea here is to present a source-O-centric view of a
+ function to the user. This means that things are presented
+ in source order, with (possibly) out of order assembly
+ immediately following. */
+static void
+do_mixed_source_and_assembly (struct ui_out *uiout,
+ struct disassemble_info *di, int nlines,
+ struct linetable_entry *le,
+ CORE_ADDR low, CORE_ADDR high,
+ struct symtab *symtab,
+ int how_many, struct ui_stream *stb)
+{
+ int newlines = 0;
+ struct dis_line_entry *mle;
+ struct symtab_and_line sal;
+ int i;
+ int out_of_order = 0;
+ int next_line = 0;
+ CORE_ADDR pc;
+ int num_displayed = 0;
+
+ mle = (struct dis_line_entry *) alloca (nlines
+ * sizeof (struct dis_line_entry));
+
+ /* Copy linetable entries for this function into our data
+ structure, creating end_pc's and setting out_of_order as
+ appropriate. */
+
+ /* First, skip all the preceding functions. */
+
+ for (i = 0; i < nlines - 1 && le[i].pc < low; i++);
+
+ /* Now, copy all entries before the end of this function. */
+
+ for (; i < nlines - 1 && le[i].pc < high; i++)
+ {
+ if (le[i].line == le[i + 1].line && le[i].pc == le[i + 1].pc)
+ continue; /* Ignore duplicates */
+
+ /* Skip any end-of-function markers. */
+ if (le[i].line == 0)
+ continue;
+
+ mle[newlines].line = le[i].line;
+ if (le[i].line > le[i + 1].line)
+ out_of_order = 1;
+ mle[newlines].start_pc = le[i].pc;
+ mle[newlines].end_pc = le[i + 1].pc;
+ newlines++;
+ }
+
+ /* If we're on the last line, and it's part of the function,
+ then we need to get the end pc in a special way. */
+
+ if (i == nlines - 1 && le[i].pc < high)
+ {
+ mle[newlines].line = le[i].line;
+ mle[newlines].start_pc = le[i].pc;
+ sal = find_pc_line (le[i].pc, 0);
+ mle[newlines].end_pc = sal.end;
+ newlines++;
+ }
+
+ /* Now, sort mle by line #s (and, then by addresses within
+ lines). */
+
+ if (out_of_order)
+ qsort (mle, newlines, sizeof (struct dis_line_entry), compare_lines);
+
+ /* Now, for each line entry, emit the specified lines (unless
+ they have been emitted before), followed by the assembly code
+ for that line. */
+
+ ui_out_list_begin (uiout, "asm_insns");
+
+ for (i = 0; i < newlines; i++)
+ {
+ int close_list = 1;
+ /* Print out everything from next_line to the current line. */
+ if (mle[i].line >= next_line)
+ {
+ if (next_line != 0)
+ {
+ /* Just one line to print. */
+ if (next_line == mle[i].line)
+ {
+ ui_out_tuple_begin (uiout, "src_and_asm_line");
+ print_source_lines (symtab, next_line, mle[i].line + 1, 0);
+ }
+ else
+ {
+ /* Several source lines w/o asm instructions associated. */
+ for (; next_line < mle[i].line; next_line++)
+ {
+ ui_out_tuple_begin (uiout, "src_and_asm_line");
+ print_source_lines (symtab, next_line, next_line + 1,
+ 0);
+ ui_out_list_begin (uiout, "line_asm_insn");
+ ui_out_list_end (uiout);
+ ui_out_tuple_end (uiout);
+ }
+ /* Print the last line and leave list open for
+ asm instructions to be added. */
+ ui_out_tuple_begin (uiout, "src_and_asm_line");
+ print_source_lines (symtab, next_line, mle[i].line + 1, 0);
+ }
+ }
+ else
+ {
+ ui_out_tuple_begin (uiout, "src_and_asm_line");
+ print_source_lines (symtab, mle[i].line, mle[i].line + 1, 0);
+ }
+
+ next_line = mle[i].line + 1;
+ ui_out_list_begin (uiout, "line_asm_insn");
+ /* Don't close the list if the lines are not in order. */
+ if (i < (newlines - 1) && mle[i + 1].line <= mle[i].line)
+ close_list = 0;
+ }
+
+ num_displayed += dump_insns (uiout, di, mle[i].start_pc, mle[i].end_pc,
+ how_many, stb);
+ if (close_list)
+ {
+ ui_out_list_end (uiout);
+ ui_out_tuple_end (uiout);
+ ui_out_text (uiout, "\n");
+ close_list = 0;
+ }
+ if (how_many >= 0)
+ if (num_displayed >= how_many)
+ break;
+ }
+ ui_out_list_end (uiout);
+}
+
+
+static void
+do_assembly_only (struct ui_out *uiout, disassemble_info * di,
+ CORE_ADDR low, CORE_ADDR high,
+ int how_many, struct ui_stream *stb)
+{
+ int num_displayed = 0;
+
+ ui_out_list_begin (uiout, "asm_insns");
+
+ num_displayed = dump_insns (uiout, di, low, high, how_many, stb);
+
+ ui_out_list_end (uiout);
+}
+
+void
+gdb_disassembly (struct ui_out *uiout,
+ char *file_string,
+ int line_num,
+ int mixed_source_and_assembly,
+ int how_many, CORE_ADDR low, CORE_ADDR high)
+{
+ static disassemble_info di;
+ static int di_initialized;
+ /* To collect the instruction outputted from opcodes. */
+ static struct ui_stream *stb = NULL;
+ struct symtab *symtab = NULL;
+ struct linetable_entry *le = NULL;
+ int nlines = -1;
+
+ if (!di_initialized)
+ {
+ /* We don't add a cleanup for this, because the allocation of
+ the stream is done once only for each gdb run, and we need to
+ keep it around until the end. Hopefully there won't be any
+ errors in the init code below, that make this function bail
+ out. */
+ stb = ui_out_stream_new (uiout);
+ INIT_DISASSEMBLE_INFO_NO_ARCH (di, stb->stream,
+ (fprintf_ftype) fprintf_unfiltered);
+ di.flavour = bfd_target_unknown_flavour;
+ di.memory_error_func = dis_asm_memory_error;
+ di.print_address_func = dis_asm_print_address;
+ di_initialized = 1;
+ }
+
+ di.mach = TARGET_PRINT_INSN_INFO->mach;
+ if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
+ di.endian = BFD_ENDIAN_BIG;
+ else
+ di.endian = BFD_ENDIAN_LITTLE;
+
+ /* If gdb_disassemble_from_exec == -1, then we use the following heuristic to
+ determine whether or not to do disassembly from target memory or from the
+ exec file:
+
+ If we're debugging a local process, read target memory, instead of the
+ exec file. This makes disassembly of functions in shared libs work
+ correctly. Also, read target memory if we are debugging native threads.
+
+ Else, we're debugging a remote process, and should disassemble from the
+ exec file for speed. However, this is no good if the target modifies its
+ code (for relocation, or whatever). */
+
+ if (gdb_disassemble_from_exec == -1)
+ {
+ if (strcmp (target_shortname, "child") == 0
+ || strcmp (target_shortname, "procfs") == 0
+ || strcmp (target_shortname, "vxprocess") == 0
+ || strstr (target_shortname, "-threads") != NULL)
+ gdb_disassemble_from_exec = 0; /* It's a child process, read inferior mem */
+ else
+ gdb_disassemble_from_exec = 1; /* It's remote, read the exec file */
+ }
+
+ if (gdb_disassemble_from_exec)
+ di.read_memory_func = gdb_dis_asm_read_memory;
+ else
+ di.read_memory_func = dis_asm_read_memory;
+
+ /* Assume symtab is valid for whole PC range */
+ symtab = find_pc_symtab (low);
+
+ if (symtab != NULL && symtab->linetable != NULL)
+ {
+ /* Convert the linetable to a bunch of my_line_entry's. */
+ le = symtab->linetable->item;
+ nlines = symtab->linetable->nitems;
+ }
+
+ if (!mixed_source_and_assembly || nlines <= 0
+ || symtab == NULL || symtab->linetable == NULL)
+ do_assembly_only (uiout, &di, low, high, how_many, stb);
+
+ else if (mixed_source_and_assembly)
+ do_mixed_source_and_assembly (uiout, &di, nlines, le, low,
+ high, symtab, how_many, stb);
+
+ gdb_flush (gdb_stdout);
+}
--- /dev/null
+/* Disassemble support for GDB.
+ Copyright 2002 Free Software Foundation, Inc.
+
+ This file is part of GDB.
+
+ 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 DISASM_H
+#define DISASM_H
+
+extern void gdb_disassembly (struct ui_out *uiout,
+ char *file_string,
+ int line_num,
+ int mixed_source_and_assembly,
+ int how_many, CORE_ADDR low, CORE_ADDR high);
+#endif
#include "value.h"
#include "mi-cmds.h"
#include "mi-getopt.h"
-#include "ui-out.h"
#include "gdb_string.h"
-
-/* Disassemble functions. FIXME: these do not really belong here. We
- should get rid of all the duplicate code in gdb that does the same
- thing: disassemble_command() and the gdbtk variation. */
-
-/* This Structure is used in mi_cmd_disassemble.
- We need a different sort of line table from the normal one cuz we can't
- depend upon implicit line-end pc's for lines to do the
- reordering in this function. */
-
-struct dis_line_entry
-{
- int line;
- CORE_ADDR start_pc;
- CORE_ADDR end_pc;
-};
-
-/* This variable determines where memory used for disassembly is read from. */
-int gdb_disassemble_from_exec = -1;
-
-/* This is the memory_read_func for gdb_disassemble when we are
- disassembling from the exec file. */
-static int
-gdb_dis_asm_read_memory (bfd_vma memaddr, bfd_byte * myaddr,
- unsigned int len, disassemble_info * info)
-{
- extern struct target_ops exec_ops;
- int res;
-
- errno = 0;
- res = xfer_memory (memaddr, myaddr, len, 0, 0, &exec_ops);
-
- if (res == len)
- return 0;
- else if (errno == 0)
- return EIO;
- else
- return errno;
-}
-
-static int
-compare_lines (const PTR mle1p, const PTR mle2p)
-{
- struct dis_line_entry *mle1, *mle2;
- int val;
-
- mle1 = (struct dis_line_entry *) mle1p;
- mle2 = (struct dis_line_entry *) mle2p;
-
- val = mle1->line - mle2->line;
-
- if (val != 0)
- return val;
-
- return mle1->start_pc - mle2->start_pc;
-}
-
-static int
-dump_insns (disassemble_info * di, CORE_ADDR low, CORE_ADDR high,
- int how_many, struct ui_stream *stb)
-{
- int num_displayed = 0;
- CORE_ADDR pc;
-
- /* parts of the symbolic representation of the address */
- int unmapped;
- char *filename = NULL;
- char *name = NULL;
- int offset;
- int line;
-
- for (pc = low; pc < high;)
- {
- QUIT;
- if (how_many >= 0)
- {
- if (num_displayed >= how_many)
- break;
- else
- num_displayed++;
- }
- ui_out_tuple_begin (uiout, NULL);
- ui_out_field_core_addr (uiout, "address", pc);
-
- if (!build_address_symbolic (pc, 0, &name, &offset, &filename,
- &line, &unmapped))
- {
- /* We don't care now about line, filename and
- unmapped. But we might in the future. */
- ui_out_text (uiout, " <");
- ui_out_field_string (uiout, "func-name", name);
- ui_out_text (uiout, "+");
- ui_out_field_int (uiout, "offset", offset);
- ui_out_text (uiout, ">:\t");
- }
- if (filename != NULL)
- xfree (filename);
- if (name != NULL)
- xfree (name);
-
- ui_file_rewind (stb->stream);
- pc += TARGET_PRINT_INSN (pc, di);
- ui_out_field_stream (uiout, "inst", stb);
- ui_file_rewind (stb->stream);
- ui_out_tuple_end (uiout);
- ui_out_text (uiout, "\n");
- }
- return num_displayed;
-}
-
-/* The idea here is to present a source-O-centric view of a
- function to the user. This means that things are presented
- in source order, with (possibly) out of order assembly
- immediately following. */
-static void
-do_mixed_source_and_assembly (struct disassemble_info *di, int nlines,
- struct linetable_entry *le,
- CORE_ADDR low, CORE_ADDR high,
- struct symtab *symtab,
- int how_many, struct ui_stream *stb)
-{
- int newlines = 0;
- struct dis_line_entry *mle;
- struct symtab_and_line sal;
- int i;
- int out_of_order = 0;
- int next_line = 0;
- CORE_ADDR pc;
- int num_displayed = 0;
-
- mle = (struct dis_line_entry *) alloca (nlines
- * sizeof (struct dis_line_entry));
-
- /* Copy linetable entries for this function into our data
- structure, creating end_pc's and setting out_of_order as
- appropriate. */
-
- /* First, skip all the preceding functions. */
-
- for (i = 0; i < nlines - 1 && le[i].pc < low; i++);
-
- /* Now, copy all entries before the end of this function. */
-
- for (; i < nlines - 1 && le[i].pc < high; i++)
- {
- if (le[i].line == le[i + 1].line && le[i].pc == le[i + 1].pc)
- continue; /* Ignore duplicates */
-
- /* Skip any end-of-function markers. */
- if (le[i].line == 0)
- continue;
-
- mle[newlines].line = le[i].line;
- if (le[i].line > le[i + 1].line)
- out_of_order = 1;
- mle[newlines].start_pc = le[i].pc;
- mle[newlines].end_pc = le[i + 1].pc;
- newlines++;
- }
-
- /* If we're on the last line, and it's part of the function,
- then we need to get the end pc in a special way. */
-
- if (i == nlines - 1 && le[i].pc < high)
- {
- mle[newlines].line = le[i].line;
- mle[newlines].start_pc = le[i].pc;
- sal = find_pc_line (le[i].pc, 0);
- mle[newlines].end_pc = sal.end;
- newlines++;
- }
-
- /* Now, sort mle by line #s (and, then by addresses within
- lines). */
-
- if (out_of_order)
- qsort (mle, newlines, sizeof (struct dis_line_entry), compare_lines);
-
- /* Now, for each line entry, emit the specified lines (unless
- they have been emitted before), followed by the assembly code
- for that line. */
-
- ui_out_list_begin (uiout, "asm_insns");
-
- for (i = 0; i < newlines; i++)
- {
- int close_list = 1;
- /* Print out everything from next_line to the current line. */
- if (mle[i].line >= next_line)
- {
- if (next_line != 0)
- {
- /* Just one line to print. */
- if (next_line == mle[i].line)
- {
- ui_out_tuple_begin (uiout, "src_and_asm_line");
- print_source_lines (symtab, next_line, mle[i].line + 1, 0);
- }
- else
- {
- /* Several source lines w/o asm instructions associated. */
- for (; next_line < mle[i].line; next_line++)
- {
- ui_out_tuple_begin (uiout, "src_and_asm_line");
- print_source_lines (symtab, next_line, next_line + 1,
- 0);
- ui_out_list_begin (uiout, "line_asm_insn");
- ui_out_list_end (uiout);
- ui_out_tuple_end (uiout);
- }
- /* Print the last line and leave list open for
- asm instructions to be added. */
- ui_out_tuple_begin (uiout, "src_and_asm_line");
- print_source_lines (symtab, next_line, mle[i].line + 1, 0);
- }
- }
- else
- {
- ui_out_tuple_begin (uiout, "src_and_asm_line");
- print_source_lines (symtab, mle[i].line, mle[i].line + 1, 0);
- }
-
- next_line = mle[i].line + 1;
- ui_out_list_begin (uiout, "line_asm_insn");
- /* Don't close the list if the lines are not in order. */
- if (i < (newlines - 1) && mle[i + 1].line <= mle[i].line)
- close_list = 0;
- }
-
- num_displayed += dump_insns (di, mle[i].start_pc, mle[i].end_pc,
- how_many, stb);
- if (close_list)
- {
- ui_out_list_end (uiout);
- ui_out_tuple_end (uiout);
- ui_out_text (uiout, "\n");
- close_list = 0;
- }
- if (how_many >= 0)
- if (num_displayed >= how_many)
- break;
- }
- ui_out_list_end (uiout);
-}
-
-
-static void
-do_assembly_only (disassemble_info * di, CORE_ADDR low,
- CORE_ADDR high, int how_many, struct ui_stream *stb)
-{
- int num_displayed = 0;
-
- ui_out_list_begin (uiout, "asm_insns");
-
- num_displayed = dump_insns (di, low, high, how_many, stb);
-
- ui_out_list_end (uiout);
-}
-
-enum mi_cmd_result
-do_disassembly (char *file_string,
- int line_num,
- int mixed_source_and_assembly,
- int how_many, CORE_ADDR low, CORE_ADDR high)
-{
- static disassemble_info di;
- static int di_initialized;
- /* To collect the instruction outputted from opcodes. */
- static struct ui_stream *stb = NULL;
- struct symtab *symtab = NULL;
- struct linetable_entry *le = NULL;
- int nlines = -1;
-
- if (!di_initialized)
- {
- /* We don't add a cleanup for this, because the allocation of
- the stream is done once only for each gdb run, and we need to
- keep it around until the end. Hopefully there won't be any
- errors in the init code below, that make this function bail
- out. */
- stb = ui_out_stream_new (uiout);
- INIT_DISASSEMBLE_INFO_NO_ARCH (di, stb->stream,
- (fprintf_ftype) fprintf_unfiltered);
- di.flavour = bfd_target_unknown_flavour;
- di.memory_error_func = dis_asm_memory_error;
- di.print_address_func = dis_asm_print_address;
- di_initialized = 1;
- }
-
- di.mach = TARGET_PRINT_INSN_INFO->mach;
- if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
- di.endian = BFD_ENDIAN_BIG;
- else
- di.endian = BFD_ENDIAN_LITTLE;
-
- /* If gdb_disassemble_from_exec == -1, then we use the following heuristic to
- determine whether or not to do disassembly from target memory or from the
- exec file:
-
- If we're debugging a local process, read target memory, instead of the
- exec file. This makes disassembly of functions in shared libs work
- correctly. Also, read target memory if we are debugging native threads.
-
- Else, we're debugging a remote process, and should disassemble from the
- exec file for speed. However, this is no good if the target modifies its
- code (for relocation, or whatever). */
-
- if (gdb_disassemble_from_exec == -1)
- {
- if (strcmp (target_shortname, "child") == 0
- || strcmp (target_shortname, "procfs") == 0
- || strcmp (target_shortname, "vxprocess") == 0
- || strstr (target_shortname, "-threads") != NULL)
- gdb_disassemble_from_exec = 0; /* It's a child process, read inferior mem */
- else
- gdb_disassemble_from_exec = 1; /* It's remote, read the exec file */
- }
-
- if (gdb_disassemble_from_exec)
- di.read_memory_func = gdb_dis_asm_read_memory;
- else
- di.read_memory_func = dis_asm_read_memory;
-
- /* Assume symtab is valid for whole PC range */
- symtab = find_pc_symtab (low);
-
- if (symtab != NULL && symtab->linetable != NULL)
- {
- /* Convert the linetable to a bunch of my_line_entry's. */
- le = symtab->linetable->item;
- nlines = symtab->linetable->nitems;
- }
-
- if (!mixed_source_and_assembly || nlines <= 0
- || symtab == NULL || symtab->linetable == NULL)
- do_assembly_only (&di, low, high, how_many, stb);
-
- else if (mixed_source_and_assembly)
- do_mixed_source_and_assembly (&di, nlines, le, low,
- high, symtab, how_many, stb);
-
- gdb_flush (gdb_stdout);
-
- return MI_CMD_DONE;
-}
+#include "ui-out.h"
+#include "disasm.h"
/* The arguments to be passed on the command line and parsed here are:
error ("mi_cmd_disassemble: No function contains specified address");
}
- retval = do_disassembly (file_string,
- line_num,
- mixed_source_and_assembly, how_many, low, high);
- return retval;
+ gdb_disassembly (uiout,
+ file_string,
+ line_num,
+ mixed_source_and_assembly, how_many, low, high);
+
+ return MI_CMD_DONE;
}
projects / binutils-gdb.git / commitdiff