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2000-12-07 Elena Zannoni <ezannoni@kwikemart.cygnus.com>

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* config/sh/tm-sh.h (struct gdbarch_tdep): Rename fields
        {FP15,DR14,FV12}_REGNUM to {FP,DR,FV}_LAST_REGNUM.
	* sh-tdep.c (sh_sh3e_register_virtual_type,
 	sh_sh4_register_virtual_type, sh_do_registers_info,
 	sh_gdbarch_init, sh_sh4_register_byte, sh_sh4_register_raw_size,
 	sh_sh4_register_convertible, sh_sh4_register_convert_to_virtual,
 	sh_sh4_register_convert_to_raw, sh_fetch_pseudo_register,
 	sh_store_pseudo_register, sh_do_pseudo_register): Ditto.

	* sh-tdep.c (sh_gdbarch_init): Use a function pointer to set the
        disassembly print function.
	(_initialize_sh_tdep): Initialize tm_print_insn using the function
 	pointer.
This commit is contained in:
Elena Zannoni 2000-12-07 16:40:44 +00:00
parent ce58987770
commit e6c42fda06
3 changed files with 46 additions and 29 deletions
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16
gdb/ChangeLog
View file

@ -1,3 +1,19 @@
2000-12-07 Elena Zannoni <ezannoni@kwikemart.cygnus.com>
* config/sh/tm-sh.h (struct gdbarch_tdep): Rename fields
{FP15,DR14,FV12}_REGNUM to {FP,DR,FV}_LAST_REGNUM.
* sh-tdep.c (sh_sh3e_register_virtual_type,
sh_sh4_register_virtual_type, sh_do_registers_info,
sh_gdbarch_init, sh_sh4_register_byte, sh_sh4_register_raw_size,
sh_sh4_register_convertible, sh_sh4_register_convert_to_virtual,
sh_sh4_register_convert_to_raw, sh_fetch_pseudo_register,
sh_store_pseudo_register, sh_do_pseudo_register): Ditto.
* sh-tdep.c (sh_gdbarch_init): Use a function pointer to set the
disassembly print function.
(_initialize_sh_tdep): Initialize tm_print_insn using the function
pointer.
2000-12-07 Mark Kettenis <kettenis@gnu.org>
From Richard Henderson <rth@twiddle.net>:

6
gdb/config/sh/tm-sh.h
View file

@ -28,7 +28,7 @@ struct gdbarch_tdep
int FPUL_REGNUM; /* sh3e, sh4 */
int FPSCR_REGNUM; /* sh3e, sh4 */
int DSR_REGNUM; /* sh-dsp, sh3-dsp */
int FP15_REGNUM; /* sh3e, sh4 */
int FP_LAST_REGNUM; /* sh3e, sh4 */
int A0G_REGNUM; /* sh-dsp, sh3-dsp */
int A0_REGNUM; /* sh-dsp, sh3-dsp */
int A1G_REGNUM; /* sh-dsp, sh3-dsp */
@ -45,9 +45,9 @@ struct gdbarch_tdep
int RS_REGNUM; /* sh-dsp, sh3-dsp */
int RE_REGNUM; /* sh-dsp, sh3-dsp */
int DR0_REGNUM; /* sh4 */
int DR14_REGNUM; /* sh4 */
int DR_LAST_REGNUM; /* sh4 */
int FV0_REGNUM; /* sh4 */
int FV12_REGNUM; /* sh4 */
int FV_LAST_REGNUM; /* sh4 */
};
/* Registers common to all the SH variants. */

53
gdb/sh-tdep.c
View file

@ -112,7 +112,7 @@ static void sh_do_register (int regnum);
static void sh_print_register (int regnum);
void (*sh_show_regs) (void);
int (*print_sh_insn) (bfd_vma, disassemble_info*);
/* Define other aspects of the stack frame.
we keep a copy of the worked out return pc lying around, since it
@ -1404,10 +1404,10 @@ static int
sh_sh4_register_byte (int reg_nr)
{
if (reg_nr >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM
&& reg_nr <= gdbarch_tdep (current_gdbarch)->DR14_REGNUM)
&& reg_nr <= gdbarch_tdep (current_gdbarch)->DR_LAST_REGNUM)
return (dr_reg_base_num (reg_nr) * 4);
else if (reg_nr >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM
&& reg_nr <= gdbarch_tdep (current_gdbarch)->FV12_REGNUM)
&& reg_nr <= gdbarch_tdep (current_gdbarch)->FV_LAST_REGNUM)
return (fv_reg_base_num (reg_nr) * 4);
else
return (reg_nr * 4);
@ -1425,10 +1425,10 @@ static int
sh_sh4_register_raw_size (int reg_nr)
{
if (reg_nr >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM
&& reg_nr <= gdbarch_tdep (current_gdbarch)->DR14_REGNUM)
&& reg_nr <= gdbarch_tdep (current_gdbarch)->DR_LAST_REGNUM)
return 8;
else if (reg_nr >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM
&& reg_nr <= gdbarch_tdep (current_gdbarch)->FV12_REGNUM)
&& reg_nr <= gdbarch_tdep (current_gdbarch)->FV_LAST_REGNUM)
return 16;
else
return 4;
@ -1449,7 +1449,7 @@ static struct type *
sh_sh3e_register_virtual_type (int reg_nr)
{
if ((reg_nr >= FP0_REGNUM
&& (reg_nr <= gdbarch_tdep (current_gdbarch)->FP15_REGNUM))
&& (reg_nr <= gdbarch_tdep (current_gdbarch)->FP_LAST_REGNUM))
|| (reg_nr == gdbarch_tdep (current_gdbarch)->FPUL_REGNUM))
return builtin_type_float;
else
@ -1460,14 +1460,14 @@ static struct type *
sh_sh4_register_virtual_type (int reg_nr)
{
if ((reg_nr >= FP0_REGNUM
&& (reg_nr <= gdbarch_tdep (current_gdbarch)->FP15_REGNUM))
&& (reg_nr <= gdbarch_tdep (current_gdbarch)->FP_LAST_REGNUM))
|| (reg_nr == gdbarch_tdep (current_gdbarch)->FPUL_REGNUM))
return builtin_type_float;
else if (reg_nr >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM
&& reg_nr <= gdbarch_tdep (current_gdbarch)->DR14_REGNUM)
&& reg_nr <= gdbarch_tdep (current_gdbarch)->DR_LAST_REGNUM)
return builtin_type_double;
else if (reg_nr >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM
&& reg_nr <= gdbarch_tdep (current_gdbarch)->FV12_REGNUM)
&& reg_nr <= gdbarch_tdep (current_gdbarch)->FV_LAST_REGNUM)
return sh_sh4_build_float_register_type (3);
else
return builtin_type_int;
@ -1519,7 +1519,7 @@ sh_sh4_register_convertible (int nr)
{
if (TARGET_BYTE_ORDER == LITTLE_ENDIAN)
return (gdbarch_tdep (current_gdbarch)->DR0_REGNUM <= nr
&& nr <= gdbarch_tdep (current_gdbarch)->DR14_REGNUM);
&& nr <= gdbarch_tdep (current_gdbarch)->DR_LAST_REGNUM);
else
return 0;
}
@ -1529,7 +1529,7 @@ sh_sh4_register_convert_to_virtual (int regnum, struct type *type,
char *from, char *to)
{
if (regnum >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM
&& regnum <= gdbarch_tdep (current_gdbarch)->DR14_REGNUM)
&& regnum <= gdbarch_tdep (current_gdbarch)->DR_LAST_REGNUM)
{
DOUBLEST val;
floatformat_to_doublest (&floatformat_ieee_double_littlebyte_bigword, from, &val);
@ -1544,7 +1544,7 @@ sh_sh4_register_convert_to_raw (struct type *type, int regnum,
char *from, char *to)
{
if (regnum >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM
&& regnum <= gdbarch_tdep (current_gdbarch)->DR14_REGNUM)
&& regnum <= gdbarch_tdep (current_gdbarch)->DR_LAST_REGNUM)
{
DOUBLEST val = extract_floating (from, TYPE_LENGTH(type));
floatformat_from_doublest (&floatformat_ieee_double_littlebyte_bigword, &val, to);
@ -1561,7 +1561,7 @@ sh_fetch_pseudo_register (int reg_nr)
if (!register_cached (reg_nr))
{
if (reg_nr >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM
&& reg_nr <= gdbarch_tdep (current_gdbarch)->DR14_REGNUM)
&& reg_nr <= gdbarch_tdep (current_gdbarch)->DR_LAST_REGNUM)
{
base_regnum = dr_reg_base_num (reg_nr);
@ -1571,7 +1571,7 @@ sh_fetch_pseudo_register (int reg_nr)
target_fetch_registers (base_regnum + portion);
}
else if (reg_nr >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM
&& reg_nr <= gdbarch_tdep (current_gdbarch)->FV12_REGNUM)
&& reg_nr <= gdbarch_tdep (current_gdbarch)->FV_LAST_REGNUM)
{
base_regnum = fv_reg_base_num (reg_nr);
@ -1591,7 +1591,7 @@ sh_store_pseudo_register (int reg_nr)
int base_regnum, portion;
if (reg_nr >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM
&& reg_nr <= gdbarch_tdep (current_gdbarch)->DR14_REGNUM)
&& reg_nr <= gdbarch_tdep (current_gdbarch)->DR_LAST_REGNUM)
{
base_regnum = dr_reg_base_num (reg_nr);
@ -1603,7 +1603,7 @@ sh_store_pseudo_register (int reg_nr)
}
}
else if (reg_nr >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM
&& reg_nr <= gdbarch_tdep (current_gdbarch)->FV12_REGNUM)
&& reg_nr <= gdbarch_tdep (current_gdbarch)->FV_LAST_REGNUM)
{
base_regnum = fv_reg_base_num (reg_nr);
@ -1668,7 +1668,7 @@ sh_do_pseudo_register (int regnum)
regnum < gdbarch_tdep (current_gdbarch)->FV0_REGNUM)
do_dr_register_info (regnum);
else if (regnum >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM &&
regnum <= gdbarch_tdep (current_gdbarch)->FV12_REGNUM)
regnum <= gdbarch_tdep (current_gdbarch)->FV_LAST_REGNUM)
do_fv_register_info (regnum);
}
@ -1782,7 +1782,7 @@ sh_do_registers_info (int regnum, int fpregs)
regnum ++;
}
else
regnum += (gdbarch_tdep (current_gdbarch)->FP15_REGNUM - FP0_REGNUM); /* skip FP regs */
regnum += (gdbarch_tdep (current_gdbarch)->FP_LAST_REGNUM - FP0_REGNUM); /* skip FP regs */
}
else
{
@ -1872,7 +1872,7 @@ sh_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
tdep->FPUL_REGNUM = -1;
tdep->FPSCR_REGNUM = -1;
tdep->DSR_REGNUM = -1;
tdep->FP15_REGNUM = -1;
tdep->FP_LAST_REGNUM = -1;
tdep->A0G_REGNUM = -1;
tdep->A0_REGNUM = -1;
tdep->A1G_REGNUM = -1;
@ -1889,13 +1889,14 @@ sh_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
tdep->SSR_REGNUM = -1;
tdep->SPC_REGNUM = -1;
tdep->DR0_REGNUM = -1;
tdep->DR14_REGNUM = -1;
tdep->DR_LAST_REGNUM = -1;
tdep->FV0_REGNUM = -1;
tdep->FV12_REGNUM = -1;
tdep->FV_LAST_REGNUM = -1;
set_gdbarch_fp0_regnum (gdbarch, -1);
set_gdbarch_num_pseudo_regs (gdbarch, 0);
set_gdbarch_max_register_raw_size (gdbarch, 4);
set_gdbarch_max_register_virtual_size (gdbarch, 4);
print_sh_insn = gdb_print_insn_sh;
switch (info.bfd_arch_info->mach)
{
@ -1967,7 +1968,7 @@ sh_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
set_gdbarch_fp0_regnum (gdbarch, 25);
tdep->FPUL_REGNUM = 23;
tdep->FPSCR_REGNUM = 24;
tdep->FP15_REGNUM = 40;
tdep->FP_LAST_REGNUM = 40;
tdep->SSR_REGNUM = 41;
tdep->SPC_REGNUM = 42;
break;
@ -2015,13 +2016,13 @@ sh_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
set_gdbarch_register_convertible (gdbarch, sh_sh4_register_convertible);
tdep->FPUL_REGNUM = 23;
tdep->FPSCR_REGNUM = 24;
tdep->FP15_REGNUM = 40;
tdep->FP_LAST_REGNUM = 40;
tdep->SSR_REGNUM = 41;
tdep->SPC_REGNUM = 42;
tdep->DR0_REGNUM = 59;
tdep->DR14_REGNUM = 66;
tdep->DR_LAST_REGNUM = 66;
tdep->FV0_REGNUM = 67;
tdep->FV12_REGNUM = 70;
tdep->FV_LAST_REGNUM = 70;
break;
default:
sh_register_name = sh_generic_register_name;
@ -2117,7 +2118,7 @@ _initialize_sh_tdep (void)
struct cmd_list_element *c;
register_gdbarch_init (bfd_arch_sh, sh_gdbarch_init);
tm_print_insn = gdb_print_insn_sh;
tm_print_insn = print_sh_insn;
add_com ("regs", class_vars, sh_show_regs_command, "Print all registers");
}