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* ppc-tdep.h (struct gdbarch_tdep): Remove ppc_ev31_regnum member.

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* rs6000-tdep.c (IS_SPE_PSEUDOREG): New macro.
	(spe_register_p, rs6000_register_name, rs6000_pseudo_register_type,
	rs6000_pseudo_register_reggroup_p, e500_move_ev_register,
	e500_pseudo_register_read, e500_pseudo_register_write): Use
	IS_SPE_PSEUDOREG macro.
	(rs6000_frame_cache): Remove use of tdep->ppc_ev31_regnum.
	(rs6000_gdbarch_init): Remove unnecessary num_sprs local variable.
	Remove initialization of tdep->ppc_ev31_regnum.
This commit is contained in:
Thiago Jung Bauermann 2008-01-31 13:22:40 +00:00
parent b7c368d0b6
commit 5a9e69ba86
3 changed files with 26 additions and 23 deletions
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12
gdb/ChangeLog
View File

@ -1,3 +1,15 @@
2008-01-31 Thiago Jung Bauermann <bauerman@br.ibm.com>
* ppc-tdep.h (struct gdbarch_tdep): Remove ppc_ev31_regnum member.
* rs6000-tdep.c (IS_SPE_PSEUDOREG): New macro.
(spe_register_p, rs6000_register_name, rs6000_pseudo_register_type,
rs6000_pseudo_register_reggroup_p, e500_move_ev_register,
e500_pseudo_register_read, e500_pseudo_register_write): Use
IS_SPE_PSEUDOREG macro.
(rs6000_frame_cache): Remove use of tdep->ppc_ev31_regnum.
(rs6000_gdbarch_init): Remove unnecessary num_sprs local variable.
Remove initialization of tdep->ppc_ev31_regnum.
2008-01-08 Paul Hilfinger <hilfinger@adacore.com>
* printcmd.c (print_formatted): Handle references as for unformatted

1
gdb/ppc-tdep.h
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@ -201,7 +201,6 @@ struct gdbarch_tdep
/* SPE registers. */
int ppc_ev0_upper_regnum; /* First GPR upper half register */
int ppc_ev0_regnum; /* First ev register */
int ppc_ev31_regnum; /* Last ev register */
int ppc_acc_regnum; /* SPE 'acc' register */
int ppc_spefscr_regnum; /* SPE 'spefscr' register */

36
gdb/rs6000-tdep.c
View File

@ -78,6 +78,11 @@
#include "features/rs6000/powerpc-e500.c"
#include "features/rs6000/rs6000.c"
/* Determine if regnum is an SPE pseudo-register. */
#define IS_SPE_PSEUDOREG(tdep, regnum) ((tdep)->ppc_ev0_regnum >= 0 \
&& (regnum) >= (tdep)->ppc_ev0_regnum \
&& (regnum) < (tdep)->ppc_ev0_regnum + 32)
/* The list of available "set powerpc ..." and "show powerpc ..."
commands. */
static struct cmd_list_element *setpowerpccmdlist = NULL;
@ -179,9 +184,7 @@ spe_register_p (struct gdbarch *gdbarch, int regno)
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* Is it a reference to EV0 -- EV31, and do we have those? */
if (tdep->ppc_ev0_regnum >= 0
&& tdep->ppc_ev31_regnum >= 0
&& tdep->ppc_ev0_regnum <= regno && regno <= tdep->ppc_ev31_regnum)
if (IS_SPE_PSEUDOREG (tdep, regno))
return 1;
/* Is it a reference to one of the raw upper GPR halves? */
@ -2371,9 +2374,7 @@ rs6000_register_name (struct gdbarch *gdbarch, int regno)
return "";
/* Check if the SPE pseudo registers are available. */
if (tdep->ppc_ev0_regnum >= 0
&& tdep->ppc_ev0_regnum <= regno
&& regno < tdep->ppc_ev0_regnum + ppc_num_gprs)
if (IS_SPE_PSEUDOREG (tdep, regno))
{
static const char *const spe_regnames[] = {
"ev0", "ev1", "ev2", "ev3", "ev4", "ev5", "ev6", "ev7",
@ -2396,9 +2397,7 @@ rs6000_pseudo_register_type (struct gdbarch *gdbarch, int regnum)
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* These are the only pseudo-registers we support. */
gdb_assert (tdep->ppc_ev0_regnum >= 0
&& regnum >= tdep->ppc_ev0_regnum
&& regnum < tdep->ppc_ev0_regnum + 32);
gdb_assert (IS_SPE_PSEUDOREG (tdep, regnum));
return rs6000_builtin_type_vec64 (gdbarch);
}
@ -2411,9 +2410,7 @@ rs6000_pseudo_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* These are the only pseudo-registers we support. */
gdb_assert (tdep->ppc_ev0_regnum >= 0
&& regnum >= tdep->ppc_ev0_regnum
&& regnum < tdep->ppc_ev0_regnum + 32);
gdb_assert (IS_SPE_PSEUDOREG (tdep, regnum));
if (group == all_reggroup || group == vector_reggroup)
return 1;
@ -2499,8 +2496,7 @@ e500_move_ev_register (void (*move) (struct regcache *regcache,
int reg_index;
gdb_byte *byte_buffer = buffer;
gdb_assert (tdep->ppc_ev0_regnum <= ev_reg
&& ev_reg < tdep->ppc_ev0_regnum + ppc_num_gprs);
gdb_assert (IS_SPE_PSEUDOREG (tdep, ev_reg));
reg_index = ev_reg - tdep->ppc_ev0_regnum;
@ -2525,8 +2521,7 @@ e500_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache,
gdb_assert (regcache_arch == gdbarch);
if (tdep->ppc_ev0_regnum <= reg_nr
&& reg_nr < tdep->ppc_ev0_regnum + ppc_num_gprs)
if (IS_SPE_PSEUDOREG (tdep, reg_nr))
e500_move_ev_register (regcache_raw_read, regcache, reg_nr, buffer);
else
internal_error (__FILE__, __LINE__,
@ -2544,8 +2539,7 @@ e500_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache,
gdb_assert (regcache_arch == gdbarch);
if (tdep->ppc_ev0_regnum <= reg_nr
&& reg_nr < tdep->ppc_ev0_regnum + ppc_num_gprs)
if (IS_SPE_PSEUDOREG (tdep, reg_nr))
e500_move_ev_register ((void (*) (struct regcache *, int, gdb_byte *))
regcache_raw_write,
regcache, reg_nr, (gdb_byte *) buffer);
@ -2986,7 +2980,7 @@ rs6000_frame_cache (struct frame_info *next_frame, void **this_cache)
/* if != -1, fdata.saved_ev is the smallest number of saved_ev.
All vr's from saved_ev to ev31 are saved. ????? */
if (tdep->ppc_ev0_regnum != -1 && tdep->ppc_ev31_regnum != -1)
if (tdep->ppc_ev0_regnum != -1)
{
if (fdata.saved_ev >= 0)
{
@ -3178,7 +3172,6 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
int tdesc_wordsize = -1;
const struct target_desc *tdesc = info.target_desc;
struct tdesc_arch_data *tdesc_data = NULL;
int num_sprs = 0;
from_xcoff_exec = info.abfd && info.abfd->format == bfd_object &&
bfd_get_flavour (info.abfd) == bfd_target_xcoff_flavour;
@ -3609,7 +3602,7 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
else
set_gdbarch_print_insn (gdbarch, gdb_print_insn_powerpc);
set_gdbarch_num_regs (gdbarch, PPC_NUM_REGS + num_sprs);
set_gdbarch_num_regs (gdbarch, PPC_NUM_REGS);
set_gdbarch_num_pseudo_regs (gdbarch, have_spe ? 32 : 0);
set_gdbarch_ptr_bit (gdbarch, wordsize * TARGET_CHAR_BIT);
@ -3732,7 +3725,6 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
/* Recording the numbering of pseudo registers. */
tdep->ppc_ev0_regnum = have_spe ? gdbarch_num_regs (gdbarch) : -1;
tdep->ppc_ev31_regnum = have_spe ? tdep->ppc_ev0_regnum + 31 : -1;
return gdbarch;
}