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Use gdb::byte_vector in ppc-linux-tdep.c

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This removes a cleanup from ppc-linux-tdep.c, replacing it with
gdb::byte_vector.

gdb/ChangeLog
2017-11-04  Tom Tromey  <tom@tromey.com>

	* ppc-linux-tdep.c (ppc_linux_get_syscall_number): Use
	gdb::byte_vector.
This commit is contained in:
Tom Tromey 2017-11-01 18:52:30 -06:00
parent ed2b3126d1
commit 779bc38eca
2 changed files with 9 additions and 13 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2017-11-04 Tom Tromey <tom@tromey.com>
* ppc-linux-tdep.c (ppc_linux_get_syscall_number): Use
gdb::byte_vector.
2017-11-04 Tom Tromey <tom@tromey.com>
* objfiles.c (do_free_objfile_cleanup): Remove.

17
gdb/ppc-linux-tdep.c
View File

@ -725,28 +725,19 @@ ppc_linux_get_syscall_number (struct gdbarch *gdbarch,
struct regcache *regcache = get_thread_regcache (ptid);
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
struct cleanup *cleanbuf;
/* The content of a register */
gdb_byte *buf;
/* The result */
LONGEST ret;
/* Make sure we're in a 32- or 64-bit machine */
gdb_assert (tdep->wordsize == 4 || tdep->wordsize == 8);
buf = (gdb_byte *) xmalloc (tdep->wordsize * sizeof (gdb_byte));
cleanbuf = make_cleanup (xfree, buf);
/* The content of a register */
gdb::byte_vector buf (tdep->wordsize);
/* Getting the system call number from the register.
When dealing with PowerPC architecture, this information
is stored at 0th register. */
regcache_cooked_read (regcache, tdep->ppc_gp0_regnum, buf);
regcache_cooked_read (regcache, tdep->ppc_gp0_regnum, buf.data ());
ret = extract_signed_integer (buf, tdep->wordsize, byte_order);
do_cleanups (cleanbuf);
return ret;
return extract_signed_integer (buf.data (), tdep->wordsize, byte_order);
}
/* PPC process record-replay */