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* [SCM] archer-sergiodj-stap: Using `extract_long_unsigned_integer' instead of casting.
@ 2011-02-14 18:36 sergiodj
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From: sergiodj @ 2011-02-14 18:36 UTC (permalink / raw)
To: archer-commits
The branch, archer-sergiodj-stap has been updated
via ab5ad0fa3b8e8ca06ef7974ae1a218a3b487b4d7 (commit)
from 18c80cb69448f129b9b13b3b8288a437d260cdb0 (commit)
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- Log -----------------------------------------------------------------
commit ab5ad0fa3b8e8ca06ef7974ae1a218a3b487b4d7
Author: Sergio Durigan Junior <sergiodj@redhat.com>
Date: Mon Feb 14 16:35:30 2011 -0200
Using `extract_long_unsigned_integer' instead of casting.
-----------------------------------------------------------------------
Summary of changes:
gdb/elfread.c | 25 +++++++++++++++++++------
1 files changed, 19 insertions(+), 6 deletions(-)
First 500 lines of diff:
diff --git a/gdb/elfread.c b/gdb/elfread.c
index c9efdda..101a1c0 100644
--- a/gdb/elfread.c
+++ b/gdb/elfread.c
@@ -1051,11 +1051,14 @@ elfstab_offset_sections (struct objfile *objfile, struct partial_symtab *pst)
_("elf/stab section information missing for %s"), filename);
}
+#include "arch-utils.h"
+
static void
handle_probe (struct sdt_note *el, struct stap_probe *ret, bfd *abfd,
CORE_ADDR base)
{
int size = bfd_get_arch_size (abfd) / 8;
+ enum bfd_endian byte_order = gdbarch_byte_order (get_current_arch ());
CORE_ADDR base_ref;
/* Provider and the name of the probe. */
@@ -1068,9 +1071,14 @@ handle_probe (struct sdt_note *el, struct stap_probe *ret, bfd *abfd,
++ret->name;
/* Retrieving the probe's address. */
- ret->address = ((CORE_ADDR *) el->data)[0];
- base_ref = ((CORE_ADDR *) el->data)[1];
- ret->sem_addr = ((CORE_ADDR *) el->data)[2];
+ extract_long_unsigned_integer ((const gdb_byte *) &el->data[0],
+ size, byte_order, &ret->address);
+ /* Link-time sh_addr of `.stapsdt.base' section. */
+ extract_long_unsigned_integer ((const gdb_byte *) &el->data[size],
+ size, byte_order, &base_ref);
+ /* Semaphore address. */
+ extract_long_unsigned_integer ((const gdb_byte *) &el->data[2 * size],
+ size, byte_order, &ret->sem_addr);
ret->address += base - base_ref;
if (ret->sem_addr)
@@ -1126,11 +1134,15 @@ elf_get_probes (struct objfile *objfile, int *num_probes)
return NULL;
/* Allocating space for probe info. */
- for (iter = elf_tdata (obfd)->sdt_note_head; iter; iter = iter->next, ++*num_probes);
+ for (iter = elf_tdata (obfd)->sdt_note_head;
+ iter;
+ iter = iter->next, ++*num_probes);
ret = xmalloc (*num_probes * sizeof (struct stap_probe));
- for (iter = elf_tdata (obfd)->sdt_note_head, i = 0; iter; iter = iter->next, i++)
+ for (iter = elf_tdata (obfd)->sdt_note_head, i = 0;
+ iter;
+ iter = iter->next, i++)
handle_probe (iter, &ret[i], obfd, base);
return ret;
@@ -1141,9 +1153,10 @@ static int
elf_get_probe_argument_count (struct objfile *objfile,
const struct stap_probe *probe)
{
- return 0;
+
}
#endif
+
\f
static const struct sym_probe_fns elf_probe_fns =
{
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2011-02-14 18:36 [SCM] archer-sergiodj-stap: Using `extract_long_unsigned_integer' instead of casting sergiodj
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