RFA: remove regoff array

Jim Blandy
2004-06-01T22:27:41Z

Since we're not using a legacy regcache any more, the regoff member of
the PPC's 'struct gdbarch_tdep' is unused.

2004-05-28 Jim Blandy <jimb@redhat.com>

* ppc-tdep.h: Delete unused 'regoff' member.
* rs6000-tdep.c (rs6000_gdbarch_init): Don't initialize it.

Index: gdb/ppc-tdep.h
===================================================================
RCS file: /cvs/src/src/gdb/ppc-tdep.h,v
retrieving revision 1.35
diff -c -p -r1.35 ppc-tdep.h
*** gdb/ppc-tdep.h 22 May 2004 06:03:26 -0000 1.35
--- gdb/ppc-tdep.h 28 May 2004 22:01:50 -0000
*************** extern void ppc_collect_fpregset (const
*** 142,148 ****
struct gdbarch_tdep
{
int wordsize; /* size in bytes of fixed-point word */
- int *regoff; /* byte offsets in register arrays */
const struct reg *regs; /* from current variant */
int ppc_gp0_regnum; /* GPR register 0 */
int ppc_toc_regnum; /* TOC register */
--- 142,147 ----
Index: gdb/rs6000-tdep.c
===================================================================
RCS file: /cvs/src/src/gdb/rs6000-tdep.c,v
retrieving revision 1.210
diff -c -p -r1.210 rs6000-tdep.c
*** gdb/rs6000-tdep.c 28 May 2004 21:59:37 -0000 1.210
--- gdb/rs6000-tdep.c 28 May 2004 22:01:51 -0000
*************** rs6000_gdbarch_init (struct gdbarch_info
*** 2896,2909 ****
else
tdep->lr_frame_offset = 8;

- /* Calculate byte offsets in raw register array. */
- tdep->regoff = xmalloc (v->num_tot_regs * sizeof (int));
- for (i = off = 0; i < v->num_tot_regs; i++)
- {
- tdep->regoff[i] = off;
- off += regsize (v->regs + i, wordsize);
- }
-
if (v->arch == bfd_arch_powerpc)
switch (v->mach)
{
--- 2896,2901 ----