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gdb/gdb-6.3-large-core-20051206.patch

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2005-12-14 Jeff Johnston <jjohnstn@redhat.com>
* symfile-mem.c (read_memory): New static read callback function.
(symfile_add_from_memory): Pass read_memory to bfd instead of
target_read_memory.
* target.c (target_xfer_memory): Add support for LONGEST len and
change all callers.
(deprecated_debug_xfer_memory, target_read_memory): Ditto.
(target_write_memory, do_xfer_memory): Ditto.
(target_xfer_memory_partial, target_read_memory_partial): Ditto.
(target_write_memory_partial): Ditto.
* infptrace.c (child_xfer_memory): Ditto.
* linux-nat.c (linux_nat_xfer_memory): Ditto.
(linux_nat_proc_xfer_memory): Ditto.
* dcache.c (dcache_xfer_memory): Ditto.
* exec.c (xfer_memory): Ditto.
* remote.c (remote_xfer_memory): Ditto.
* remote-sim.c (gdbsim_xfer_interior_memory): Ditto.
* target.h: Change prototypes for functions changed above.
* linux-nat.h: Ditto.
* remote.h: Ditto.
* dcache.h: Ditto.
2007-10-15 Jan Kratochvil <jan.kratochvil@redhat.com>
Port to GDB-6.7.
Index: gdb-7.1.90.20100711/gdb/symfile-mem.c
===================================================================
--- gdb-7.1.90.20100711.orig/gdb/symfile-mem.c 2010-01-01 08:31:42.000000000 +0100
+++ gdb-7.1.90.20100711/gdb/symfile-mem.c 2010-07-12 10:46:24.000000000 +0200
@@ -57,6 +57,14 @@
#include "elf/common.h"
+/* Local callback routine to pass to bfd to read from target memory,
+ using a len constrained to INT_MAX. */
+static int
+read_target_memory (bfd_vma addr, bfd_byte *buf, int len)
+{
+ return target_read_memory (addr, buf, (LONGEST)len);
+}
+
/* Read inferior memory at ADDR to find the header of a loaded object file
and read its in-core symbols out of inferior memory. TEMPL is a bfd
representing the target's format. NAME is the name to use for this
@@ -77,7 +85,7 @@ symbol_file_add_from_memory (struct bfd
error (_("add-symbol-file-from-memory not supported for this target"));
nbfd = bfd_elf_bfd_from_remote_memory (templ, addr, &loadbase,
- target_read_memory);
+ read_target_memory);
if (nbfd == NULL)
error (_("Failed to read a valid object file image from memory."));
Index: gdb-7.1.90.20100711/gdb/target.c
===================================================================
--- gdb-7.1.90.20100711.orig/gdb/target.c 2010-07-12 10:00:56.000000000 +0200
+++ gdb-7.1.90.20100711/gdb/target.c 2010-07-12 10:47:04.000000000 +0200
@@ -58,7 +58,7 @@ static int nosymbol (char *, CORE_ADDR *
static void tcomplain (void) ATTRIBUTE_NORETURN;
-static int nomemory (CORE_ADDR, char *, int, int, struct target_ops *);
+static LONGEST nomemory (CORE_ADDR, char *, int, int, struct target_ops *);
static int return_zero (void);
@@ -513,7 +513,7 @@ target_terminal_inferior (void)
(*current_target.to_terminal_inferior) ();
}
-static int
+static LONGEST
nomemory (CORE_ADDR memaddr, char *myaddr, int len, int write,
struct target_ops *t)
{
@@ -718,7 +718,7 @@ update_current_target (void)
(void (*) (struct regcache *))
noprocess);
de_fault (deprecated_xfer_memory,
- (int (*) (CORE_ADDR, gdb_byte *, int, int, struct mem_attrib *, struct target_ops *))
+ (LONGEST (*) (CORE_ADDR, gdb_byte *, LONGEST, int, struct mem_attrib *, struct target_ops *))
nomemory);
de_fault (to_files_info,
(void (*) (struct target_ops *))
@@ -1526,7 +1526,7 @@ target_xfer_partial (struct target_ops *
it makes no progress, and then return how much was transferred). */
int
-target_read_memory (CORE_ADDR memaddr, gdb_byte *myaddr, int len)
+target_read_memory (CORE_ADDR memaddr, gdb_byte *myaddr, LONGEST len)
{
/* Dispatch to the topmost target, not the flattened current_target.
Memory accesses check target->to_has_(all_)memory, and the
@@ -1542,7 +1542,7 @@ target_read_memory (CORE_ADDR memaddr, g
the target's stack. This may trigger different cache behavior. */
int
-target_read_stack (CORE_ADDR memaddr, gdb_byte *myaddr, int len)
+target_read_stack (CORE_ADDR memaddr, gdb_byte *myaddr, LONGEST len)
{
/* Dispatch to the topmost target, not the flattened current_target.
Memory accesses check target->to_has_(all_)memory, and the
@@ -1561,7 +1561,7 @@ target_read_stack (CORE_ADDR memaddr, gd
Callers that can deal with partial writes should call target_write. */
int
-target_write_memory (CORE_ADDR memaddr, const gdb_byte *myaddr, int len)
+target_write_memory (CORE_ADDR memaddr, const gdb_byte *myaddr, LONGEST len)
{
/* Dispatch to the topmost target, not the flattened current_target.
Memory accesses check target->to_has_(all_)memory, and the
@@ -3218,8 +3218,8 @@ debug_to_prepare_to_store (struct regcac
fprintf_unfiltered (gdb_stdlog, "target_prepare_to_store ()\n");
}
-static int
-deprecated_debug_xfer_memory (CORE_ADDR memaddr, bfd_byte *myaddr, int len,
+static LONGEST
+deprecated_debug_xfer_memory (CORE_ADDR memaddr, bfd_byte *myaddr, LONGEST len,
int write, struct mem_attrib *attrib,
struct target_ops *target)
{
@@ -3229,8 +3229,8 @@ deprecated_debug_xfer_memory (CORE_ADDR
attrib, target);
fprintf_unfiltered (gdb_stdlog,
- "target_xfer_memory (%s, xxx, %d, %s, xxx) = %d",
- paddress (target_gdbarch, memaddr), len,
+ "target_xfer_memory (%s, xxx, %ld, %s, xxx) = %d",
+ paddress (target_gdbarch, memaddr), (long) len,
write ? "write" : "read", retval);
if (retval > 0)
Index: gdb-7.1.90.20100711/gdb/target.h
===================================================================
--- gdb-7.1.90.20100711.orig/gdb/target.h 2010-07-12 10:00:56.000000000 +0200
+++ gdb-7.1.90.20100711/gdb/target.h 2010-07-12 10:46:24.000000000 +0200
@@ -417,10 +417,10 @@ struct target_ops
NOTE: cagney/2004-10-01: This has been entirely superseeded by
to_xfer_partial and inferior inheritance. */
- int (*deprecated_xfer_memory) (CORE_ADDR memaddr, gdb_byte *myaddr,
- int len, int write,
- struct mem_attrib *attrib,
- struct target_ops *target);
+ LONGEST (*deprecated_xfer_memory) (CORE_ADDR memaddr, gdb_byte *myaddr,
+ LONGEST len, int write,
+ struct mem_attrib *attrib,
+ struct target_ops *target);
void (*to_files_info) (struct target_ops *);
int (*to_insert_breakpoint) (struct gdbarch *, struct bp_target_info *);
@@ -838,12 +838,12 @@ extern void target_dcache_invalidate (vo
extern int target_read_string (CORE_ADDR, char **, int, int *);
-extern int target_read_memory (CORE_ADDR memaddr, gdb_byte *myaddr, int len);
+extern int target_read_memory (CORE_ADDR memaddr, gdb_byte *myaddr, LONGEST len);
-extern int target_read_stack (CORE_ADDR memaddr, gdb_byte *myaddr, int len);
+extern int target_read_stack (CORE_ADDR memaddr, gdb_byte *myaddr, LONGEST len);
extern int target_write_memory (CORE_ADDR memaddr, const gdb_byte *myaddr,
- int len);
+ LONGEST len);
/* Fetches the target's memory map. If one is found it is sorted
and returned, after some consistency checking. Otherwise, NULL
Index: gdb-7.1.90.20100711/gdb/dcache.c
===================================================================
--- gdb-7.1.90.20100711.orig/gdb/dcache.c 2010-05-14 19:53:15.000000000 +0200
+++ gdb-7.1.90.20100711/gdb/dcache.c 2010-07-12 10:46:24.000000000 +0200
@@ -465,10 +465,10 @@ dcache_free (DCACHE *dcache)
NOTE: This is different than the to_xfer_partial interface, in which
positive values less than LEN mean further transfers may be possible. */
-int
+LONGEST
dcache_xfer_memory (struct target_ops *ops, DCACHE *dcache,
CORE_ADDR memaddr, gdb_byte *myaddr,
- int len, int should_write)
+ LONGEST len, int should_write)
{
int i;
int res;
Index: gdb-7.1.90.20100711/gdb/dcache.h
===================================================================
--- gdb-7.1.90.20100711.orig/gdb/dcache.h 2010-01-01 08:31:30.000000000 +0100
+++ gdb-7.1.90.20100711/gdb/dcache.h 2010-07-12 10:46:24.000000000 +0200
@@ -35,8 +35,8 @@ void dcache_free (DCACHE *);
/* Simple to call from <remote>_xfer_memory */
-int dcache_xfer_memory (struct target_ops *ops, DCACHE *cache, CORE_ADDR mem,
- gdb_byte *my, int len, int should_write);
+LONGEST dcache_xfer_memory (struct target_ops *ops, DCACHE *cache, CORE_ADDR mem,
+ gdb_byte *my, LONGEST len, int should_write);
void dcache_update (DCACHE *dcache, CORE_ADDR memaddr, gdb_byte *myaddr,
int len);
Index: gdb-7.1.90.20100711/gdb/exec.c
===================================================================
--- gdb-7.1.90.20100711.orig/gdb/exec.c 2010-05-14 20:35:11.000000000 +0200
+++ gdb-7.1.90.20100711/gdb/exec.c 2010-07-12 10:46:24.000000000 +0200
@@ -571,7 +571,7 @@ map_vmap (bfd *abfd, bfd *arch)
}
-int
+LONGEST
section_table_xfer_memory_partial (gdb_byte *readbuf, const gdb_byte *writebuf,
ULONGEST offset, LONGEST len,
struct target_section *sections,
Index: gdb-7.1.90.20100711/gdb/linux-nat.c
===================================================================
--- gdb-7.1.90.20100711.orig/gdb/linux-nat.c 2010-07-12 10:44:36.000000000 +0200
+++ gdb-7.1.90.20100711/gdb/linux-nat.c 2010-07-12 10:46:24.000000000 +0200
@@ -5197,7 +5197,7 @@ linux_xfer_partial (struct target_ops *o
#endif
if (iterate_over_lwps (ia64_linux_check_stack_region, &range) != NULL)
{ /* This region contains ia64 rse registers, we have to re-read. */
- int xxfer;
+ LONGEST xxfer;
/* Re-read register stack area. */
xxfer = super_xfer_partial (ops, object, annex,
Index: gdb-7.1.90.20100711/gdb/remote.c
===================================================================
--- gdb-7.1.90.20100711.orig/gdb/remote.c 2010-07-07 18:15:16.000000000 +0200
+++ gdb-7.1.90.20100711/gdb/remote.c 2010-07-12 10:46:24.000000000 +0200
@@ -25,6 +25,7 @@
#include "gdb_string.h"
#include <ctype.h>
#include <fcntl.h>
+#include <limits.h>
#include "inferior.h"
#include "bfd.h"
#include "symfile.h"
@@ -6515,12 +6516,19 @@ handle_notification (char *buf, size_t l
if SHOULD_WRITE is nonzero. Returns length of data written or
read; 0 for error. TARGET is unused. */
-static int
-remote_xfer_memory (CORE_ADDR mem_addr, gdb_byte *buffer, int mem_len,
+static LONGEST
+remote_xfer_memory (CORE_ADDR mem_addr, gdb_byte *buffer, LONGEST mem_len,
int should_write, struct mem_attrib *attrib,
struct target_ops *target)
{
int res;
+ int len;
+
+ /* This routine is not set up to handle > INT_MAX bytes. */
+ if (mem_len >= (LONGEST)INT_MAX)
+ return 0;
+
+ len = (int)mem_len;
set_general_thread (inferior_ptid);
@@ -6529,7 +6537,7 @@ remote_xfer_memory (CORE_ADDR mem_addr,
else
res = remote_read_bytes (mem_addr, buffer, mem_len);
- return res;
+ return (LONGEST)res;
}
/* Sends a packet with content determined by the printf format string
Index: gdb-7.1.90.20100711/gdb/remote-sim.c
===================================================================
--- gdb-7.1.90.20100711.orig/gdb/remote-sim.c 2010-05-16 23:11:14.000000000 +0200
+++ gdb-7.1.90.20100711/gdb/remote-sim.c 2010-07-12 10:46:24.000000000 +0200
@@ -759,11 +759,14 @@ gdbsim_prepare_to_store (struct regcache
Returns the number of bytes transferred. */
-static int
-gdbsim_xfer_inferior_memory (CORE_ADDR memaddr, gdb_byte *myaddr, int len,
+static LONGEST
+gdbsim_xfer_inferior_memory (CORE_ADDR memaddr, gdb_byte *myaddr, LONGEST len,
int write, struct mem_attrib *attrib,
struct target_ops *target)
{
+ /* Convert to len type that sim_read and sim_write can handle. */
+ int xfer_len = (int)len;
+
/* If no program is running yet, then ignore the simulator for
memory. Pass the request down to the next target, hopefully
an exec file. */
Index: gdb-7.1.90.20100711/gdb/exec.h
===================================================================
--- gdb-7.1.90.20100711.orig/gdb/exec.h 2010-01-01 08:31:31.000000000 +0100
+++ gdb-7.1.90.20100711/gdb/exec.h 2010-07-12 10:46:24.000000000 +0200
@@ -60,7 +60,7 @@ extern int resize_section_table (struct
One, and only one, of readbuf or writebuf must be non-NULL. */
-extern int section_table_xfer_memory_partial (gdb_byte *, const gdb_byte *,
+extern LONGEST section_table_xfer_memory_partial (gdb_byte *, const gdb_byte *,
ULONGEST, LONGEST,
struct target_section *,
struct target_section *,
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