/* Target-dependent code for Renesas Super-H, for GDB.
Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
- 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
+ 2003, 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
This file is part of GDB.
#include "elf/sh.h"
/* registers numbers shared with the simulator */
#include "gdb/sim-sh.h"
+#include "language.h"
/* Information that is dependent on the processor variant. */
enum sh_abi
};
static const char *
-sh64_register_name (int reg_nr)
+sh64_register_name (struct gdbarch *gdbarch, int reg_nr)
{
static char *register_names[] =
{
}
static const unsigned char *
-sh64_breakpoint_from_pc (CORE_ADDR *pcptr, int *lenptr)
+sh64_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr)
{
/* The BRK instruction for shmedia is
01101111 11110101 11111111 11110000
which translates in big endian mode to 0x0, 0x3b
and in little endian mode to 0x3b, 0x0*/
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG)
{
if (pc_is_isa32 (*pcptr))
{
}
static CORE_ADDR
-sh64_skip_prologue (CORE_ADDR pc)
+sh64_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
{
CORE_ADDR post_prologue_pc;
/* For vectors of 4 floating point registers. */
static int
-sh64_fv_reg_base_num (int fv_regnum)
+sh64_fv_reg_base_num (struct gdbarch *gdbarch, int fv_regnum)
{
int fp_regnum;
- fp_regnum = gdbarch_fp0_regnum (current_gdbarch) +
- (fv_regnum - FV0_REGNUM) * 4;
+ fp_regnum = gdbarch_fp0_regnum (gdbarch) + (fv_regnum - FV0_REGNUM) * 4;
return fp_regnum;
}
/* For double precision floating point registers, i.e 2 fp regs.*/
static int
-sh64_dr_reg_base_num (int dr_regnum)
+sh64_dr_reg_base_num (struct gdbarch *gdbarch, int dr_regnum)
{
int fp_regnum;
- fp_regnum = gdbarch_fp0_regnum (current_gdbarch) +
- (dr_regnum - DR0_REGNUM) * 2;
+ fp_regnum = gdbarch_fp0_regnum (gdbarch) + (dr_regnum - DR0_REGNUM) * 2;
return fp_regnum;
}
/* For pairs of floating point registers */
static int
-sh64_fpp_reg_base_num (int fpp_regnum)
+sh64_fpp_reg_base_num (struct gdbarch *gdbarch, int fpp_regnum)
{
int fp_regnum;
- fp_regnum = gdbarch_fp0_regnum (current_gdbarch) +
- (fpp_regnum - FPP0_REGNUM) * 2;
+ fp_regnum = gdbarch_fp0_regnum (gdbarch) + (fpp_regnum - FPP0_REGNUM) * 2;
return fp_regnum;
}
*/
/* *INDENT-ON* */
static int
-sh64_compact_reg_base_num (int reg_nr)
+sh64_compact_reg_base_num (struct gdbarch *gdbarch, int reg_nr)
{
int base_regnum = reg_nr;
/* floating point register N maps to floating point register N */
else if (reg_nr >= FP0_C_REGNUM
&& reg_nr <= FP_LAST_C_REGNUM)
- base_regnum = reg_nr - FP0_C_REGNUM + gdbarch_fp0_regnum (current_gdbarch);
+ base_regnum = reg_nr - FP0_C_REGNUM + gdbarch_fp0_regnum (gdbarch);
/* double prec register N maps to base regnum for double prec register N */
else if (reg_nr >= DR0_C_REGNUM
&& reg_nr <= DR_LAST_C_REGNUM)
- base_regnum = sh64_dr_reg_base_num (DR0_REGNUM + reg_nr - DR0_C_REGNUM);
+ base_regnum = sh64_dr_reg_base_num (gdbarch,
+ DR0_REGNUM + reg_nr - DR0_C_REGNUM);
/* vector N maps to base regnum for vector register N */
else if (reg_nr >= FV0_C_REGNUM
&& reg_nr <= FV_LAST_C_REGNUM)
- base_regnum = sh64_fv_reg_base_num (FV0_REGNUM + reg_nr - FV0_C_REGNUM);
+ base_regnum = sh64_fv_reg_base_num (gdbarch,
+ FV0_REGNUM + reg_nr - FV0_C_REGNUM);
else if (reg_nr == PC_C_REGNUM)
- base_regnum = gdbarch_pc_regnum (current_gdbarch);
+ base_regnum = gdbarch_pc_regnum (gdbarch);
else if (reg_nr == GBR_C_REGNUM)
base_regnum = 16;
base_regnum = FPSCR_REGNUM; /*???? this register is a mess. */
else if (reg_nr == FPUL_C_REGNUM)
- base_regnum = gdbarch_fp0_regnum (current_gdbarch) + 32;
+ base_regnum = gdbarch_fp0_regnum (gdbarch) + 32;
return base_regnum;
}
in eight registers available. Loop thru args from first to last. */
int_argreg = ARG0_REGNUM;
- float_argreg = gdbarch_fp0_regnum (current_gdbarch);
+ float_argreg = gdbarch_fp0_regnum (gdbarch);
double_argreg = DR0_REGNUM;
for (argnum = 0, stack_offset = 0; argnum < nargs; argnum++)
if (TYPE_CODE (type) != TYPE_CODE_FLT)
{
- argreg_size = register_size (current_gdbarch, int_argreg);
+ argreg_size = register_size (gdbarch, int_argreg);
if (len < argreg_size)
{
/* value gets right-justified in the register or stack word */
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG)
memcpy (valbuf + argreg_size - len,
(char *) value_contents (args[argnum]), len);
else
{
/* Goes in FR0...FR11 */
regcache_cooked_write (regcache,
- gdbarch_fp0_regnum (current_gdbarch)
+ gdbarch_fp0_regnum (gdbarch)
+ float_arg_index,
val);
fp_args[float_arg_index] = 1;
/* Update stack pointer. */
regcache_cooked_write_unsigned (regcache,
- gdbarch_sp_regnum (current_gdbarch), sp);
+ gdbarch_sp_regnum (gdbarch), sp);
return sp;
}
sh64_extract_return_value (struct type *type, struct regcache *regcache,
void *valbuf)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
int len = TYPE_LENGTH (type);
-
+
if (TYPE_CODE (type) == TYPE_CODE_FLT)
{
if (len == 4)
{
/* Return value stored in gdbarch_fp0_regnum */
regcache_raw_read (regcache,
- gdbarch_fp0_regnum (current_gdbarch), valbuf);
+ gdbarch_fp0_regnum (gdbarch), valbuf);
}
else if (len == 8)
{
regcache_cooked_read (regcache, DR0_REGNUM, buf);
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_LITTLE)
+ if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_LITTLE)
floatformat_to_doublest (&floatformat_ieee_double_littlebyte_bigword,
buf, &val);
else
at the most significant end. */
regcache_raw_read (regcache, DEFAULT_RETURN_REGNUM, buf);
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
- offset = register_size (current_gdbarch, DEFAULT_RETURN_REGNUM)
+ if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG)
+ offset = register_size (gdbarch, DEFAULT_RETURN_REGNUM)
- len;
else
offset = 0;
sh64_store_return_value (struct type *type, struct regcache *regcache,
const void *valbuf)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
char buf[64]; /* more than enough... */
int len = TYPE_LENGTH (type);
if (TYPE_CODE (type) == TYPE_CODE_FLT)
{
- int i, regnum = gdbarch_fp0_regnum (current_gdbarch);
+ int i, regnum = gdbarch_fp0_regnum (gdbarch);
for (i = 0; i < len; i += 4)
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_LITTLE)
+ if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_LITTLE)
regcache_raw_write (regcache, regnum++,
(char *) valbuf + len - 4 - i);
else
int return_register = DEFAULT_RETURN_REGNUM;
int offset = 0;
- if (len <= register_size (current_gdbarch, return_register))
+ if (len <= register_size (gdbarch, return_register))
{
/* Pad with zeros. */
- memset (buf, 0, register_size (current_gdbarch, return_register));
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_LITTLE)
- offset = 0; /*register_size (current_gdbarch,
+ memset (buf, 0, register_size (gdbarch, return_register));
+ if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_LITTLE)
+ offset = 0; /*register_size (gdbarch,
return_register) - len;*/
else
- offset = register_size (current_gdbarch, return_register) - len;
+ offset = register_size (gdbarch, return_register) - len;
memcpy (buf + offset, valbuf, len);
regcache_raw_write (regcache, return_register, buf);
}
static enum return_value_convention
-sh64_return_value (struct gdbarch *gdbarch, struct type *type,
- struct regcache *regcache,
+sh64_return_value (struct gdbarch *gdbarch, struct type *func_type,
+ struct type *type, struct regcache *regcache,
gdb_byte *readbuf, const gdb_byte *writebuf)
{
if (sh64_use_struct_convention (type))
static void
sh64_show_media_regs (struct frame_info *frame)
{
+ struct gdbarch *gdbarch = get_frame_arch (frame);
int i;
printf_filtered
("PC=%s SR=%016llx \n",
paddr (get_frame_register_unsigned (frame,
- gdbarch_pc_regnum (current_gdbarch))),
+ gdbarch_pc_regnum (gdbarch))),
(long long) get_frame_register_unsigned (frame, SR_REGNUM));
printf_filtered
("FR%d-FR%d %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
i, i + 7,
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 0),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 0),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 1),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 1),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 2),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 2),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 3),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 3),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 4),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 4),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 5),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 5),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 6),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 6),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 7));
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 7));
}
static void
sh64_show_compact_regs (struct frame_info *frame)
{
+ struct gdbarch *gdbarch = get_frame_arch (frame);
int i;
printf_filtered
("FR%d-FR%d %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
i, i + 7,
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 0),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 0),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 1),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 1),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 2),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 2),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 3),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 3),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 4),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 4),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 5),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 5),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 6),
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 6),
(long) get_frame_register_unsigned
- (frame, gdbarch_fp0_regnum (current_gdbarch) + i + 7));
+ (frame, gdbarch_fp0_regnum (gdbarch) + i + 7));
}
/* FIXME!!! This only shows the registers for shmedia, excluding the
static struct type *
sh64_register_type (struct gdbarch *gdbarch, int reg_nr)
{
- if ((reg_nr >= gdbarch_fp0_regnum (current_gdbarch)
+ if ((reg_nr >= gdbarch_fp0_regnum (gdbarch)
&& reg_nr <= FP_LAST_REGNUM)
|| (reg_nr >= FP0_C_REGNUM
&& reg_nr <= FP_LAST_C_REGNUM))
}
static void
-sh64_register_convert_to_virtual (int regnum, struct type *type,
- char *from, char *to)
+sh64_register_convert_to_virtual (struct gdbarch *gdbarch, int regnum,
+ struct type *type, char *from, char *to)
{
- if (gdbarch_byte_order (current_gdbarch) != BFD_ENDIAN_LITTLE)
+ if (gdbarch_byte_order (gdbarch) != BFD_ENDIAN_LITTLE)
{
/* It is a no-op. */
- memcpy (to, from, register_size (current_gdbarch, regnum));
+ memcpy (to, from, register_size (gdbarch, regnum));
return;
}
}
static void
-sh64_register_convert_to_raw (struct type *type, int regnum,
- const void *from, void *to)
+sh64_register_convert_to_raw (struct gdbarch *gdbarch, struct type *type,
+ int regnum, const void *from, void *to)
{
- if (gdbarch_byte_order (current_gdbarch) != BFD_ENDIAN_LITTLE)
+ if (gdbarch_byte_order (gdbarch) != BFD_ENDIAN_LITTLE)
{
/* It is a no-op. */
- memcpy (to, from, register_size (current_gdbarch, regnum));
+ memcpy (to, from, register_size (gdbarch, regnum));
return;
}
if (reg_nr >= DR0_REGNUM
&& reg_nr <= DR_LAST_REGNUM)
{
- base_regnum = sh64_dr_reg_base_num (reg_nr);
+ base_regnum = sh64_dr_reg_base_num (gdbarch, reg_nr);
/* Build the value in the provided buffer. */
/* DR regs are double precision registers obtained by
+ register_size (gdbarch, base_regnum) * portion));
/* We must pay attention to the endianness. */
- sh64_register_convert_to_virtual (reg_nr,
+ sh64_register_convert_to_virtual (gdbarch, reg_nr,
register_type (gdbarch, reg_nr),
temp_buffer, buffer);
else if (reg_nr >= FPP0_REGNUM
&& reg_nr <= FPP_LAST_REGNUM)
{
- base_regnum = sh64_fpp_reg_base_num (reg_nr);
+ base_regnum = sh64_fpp_reg_base_num (gdbarch, reg_nr);
/* Build the value in the provided buffer. */
/* FPP regs are pairs of single precision registers obtained by
else if (reg_nr >= FV0_REGNUM
&& reg_nr <= FV_LAST_REGNUM)
{
- base_regnum = sh64_fv_reg_base_num (reg_nr);
+ base_regnum = sh64_fv_reg_base_num (gdbarch, reg_nr);
/* Build the value in the provided buffer. */
/* FV regs are vectors of single precision registers obtained by
else if (reg_nr >= R0_C_REGNUM
&& reg_nr <= T_C_REGNUM)
{
- base_regnum = sh64_compact_reg_base_num (reg_nr);
+ base_regnum = sh64_compact_reg_base_num (gdbarch, reg_nr);
/* Build the value in the provided buffer. */
regcache_raw_read (regcache, base_regnum, temp_buffer);
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG)
offset = 4;
memcpy (buffer, temp_buffer + offset, 4); /* get LOWER 32 bits only????*/
}
else if (reg_nr >= FP0_C_REGNUM
&& reg_nr <= FP_LAST_C_REGNUM)
{
- base_regnum = sh64_compact_reg_base_num (reg_nr);
+ base_regnum = sh64_compact_reg_base_num (gdbarch, reg_nr);
/* Build the value in the provided buffer. */
/* Floating point registers map 1-1 to the media fp regs,
else if (reg_nr >= DR0_C_REGNUM
&& reg_nr <= DR_LAST_C_REGNUM)
{
- base_regnum = sh64_compact_reg_base_num (reg_nr);
+ base_regnum = sh64_compact_reg_base_num (gdbarch, reg_nr);
/* DR_C regs are double precision registers obtained by
concatenating 2 single precision floating point registers. */
+ register_size (gdbarch, base_regnum) * portion));
/* We must pay attention to the endianness. */
- sh64_register_convert_to_virtual (reg_nr,
+ sh64_register_convert_to_virtual (gdbarch, reg_nr,
register_type (gdbarch, reg_nr),
temp_buffer, buffer);
}
else if (reg_nr >= FV0_C_REGNUM
&& reg_nr <= FV_LAST_C_REGNUM)
{
- base_regnum = sh64_compact_reg_base_num (reg_nr);
+ base_regnum = sh64_compact_reg_base_num (gdbarch, reg_nr);
/* Build the value in the provided buffer. */
/* FV_C regs are vectors of single precision registers obtained by
else if (reg_nr == FPUL_C_REGNUM)
{
- base_regnum = sh64_compact_reg_base_num (reg_nr);
+ base_regnum = sh64_compact_reg_base_num (gdbarch, reg_nr);
/* FPUL_C register is floating point register 32,
same size, same endianness. */
if (reg_nr >= DR0_REGNUM
&& reg_nr <= DR_LAST_REGNUM)
{
- base_regnum = sh64_dr_reg_base_num (reg_nr);
+ base_regnum = sh64_dr_reg_base_num (gdbarch, reg_nr);
/* We must pay attention to the endianness. */
- sh64_register_convert_to_raw (register_type (gdbarch, reg_nr),
+ sh64_register_convert_to_raw (gdbarch, register_type (gdbarch, reg_nr),
reg_nr,
buffer, temp_buffer);
else if (reg_nr >= FPP0_REGNUM
&& reg_nr <= FPP_LAST_REGNUM)
{
- base_regnum = sh64_fpp_reg_base_num (reg_nr);
+ base_regnum = sh64_fpp_reg_base_num (gdbarch, reg_nr);
/* Write the real regs for which this one is an alias. */
for (portion = 0; portion < 2; portion++)
else if (reg_nr >= FV0_REGNUM
&& reg_nr <= FV_LAST_REGNUM)
{
- base_regnum = sh64_fv_reg_base_num (reg_nr);
+ base_regnum = sh64_fv_reg_base_num (gdbarch, reg_nr);
/* Write the real regs for which this one is an alias. */
for (portion = 0; portion < 4; portion++)
else if (reg_nr >= R0_C_REGNUM
&& reg_nr <= T_C_REGNUM)
{
- base_regnum = sh64_compact_reg_base_num (reg_nr);
+ base_regnum = sh64_compact_reg_base_num (gdbarch, reg_nr);
/* reg_nr is 32 bit here, and base_regnum is 64 bits. */
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG)
offset = 4;
else
offset = 0;
else if (reg_nr >= FP0_C_REGNUM
&& reg_nr <= FP_LAST_C_REGNUM)
{
- base_regnum = sh64_compact_reg_base_num (reg_nr);
+ base_regnum = sh64_compact_reg_base_num (gdbarch, reg_nr);
regcache_raw_write (regcache, base_regnum, buffer);
}
else if (reg_nr >= DR0_C_REGNUM
&& reg_nr <= DR_LAST_C_REGNUM)
{
- base_regnum = sh64_compact_reg_base_num (reg_nr);
+ base_regnum = sh64_compact_reg_base_num (gdbarch, reg_nr);
for (portion = 0; portion < 2; portion++)
{
/* We must pay attention to the endianness. */
- sh64_register_convert_to_raw (register_type (gdbarch, reg_nr),
+ sh64_register_convert_to_raw (gdbarch,
+ register_type (gdbarch, reg_nr),
reg_nr,
buffer, temp_buffer);
else if (reg_nr >= FV0_C_REGNUM
&& reg_nr <= FV_LAST_C_REGNUM)
{
- base_regnum = sh64_compact_reg_base_num (reg_nr);
+ base_regnum = sh64_compact_reg_base_num (gdbarch, reg_nr);
for (portion = 0; portion < 4; portion++)
{
else if (reg_nr == FPUL_C_REGNUM)
{
- base_regnum = sh64_compact_reg_base_num (reg_nr);
+ base_regnum = sh64_compact_reg_base_num (gdbarch, reg_nr);
regcache_raw_write (regcache, base_regnum, buffer);
}
}
raw_buffer = (unsigned char *) alloca
(register_size (gdbarch,
gdbarch_fp0_regnum
- (current_gdbarch)));
+ (gdbarch)));
/* Get the data in raw format. */
if (!frame_register_read (frame, regnum, raw_buffer))
error ("can't read register %d (%s)",
- regnum, gdbarch_register_name (current_gdbarch, regnum));
+ regnum, gdbarch_register_name (gdbarch, regnum));
/* Get the register as a number */
flt = unpack_double (builtin_type_float, raw_buffer, &inv);
/* Print the name and some spaces. */
- fputs_filtered (gdbarch_register_name (current_gdbarch, regnum), file);
+ fputs_filtered (gdbarch_register_name (gdbarch, regnum), file);
print_spaces_filtered (15 - strlen (gdbarch_register_name
- (current_gdbarch, regnum)), file);
+ (gdbarch, regnum)), file);
/* Print the value. */
if (inv)
fprintf_filtered (file, "\t(raw 0x");
for (j = 0; j < register_size (gdbarch, regnum); j++)
{
- int idx = gdbarch_byte_order (current_gdbarch)
+ int idx = gdbarch_byte_order (gdbarch)
== BFD_ENDIAN_BIG ? j : register_size
(gdbarch, regnum) - 1 - j;
fprintf_filtered (file, "%02x", raw_buffer[idx]);
{
/* All the sh64-compact mode registers are pseudo registers. */
- if (regnum < gdbarch_num_regs (current_gdbarch)
- || regnum >= gdbarch_num_regs (current_gdbarch)
+ if (regnum < gdbarch_num_regs (gdbarch)
+ || regnum >= gdbarch_num_regs (gdbarch)
+ NUM_PSEUDO_REGS_SH_MEDIA
+ NUM_PSEUDO_REGS_SH_COMPACT)
internal_error (__FILE__, __LINE__,
else if ((regnum >= DR0_REGNUM && regnum <= DR_LAST_REGNUM))
{
- int fp_regnum = sh64_dr_reg_base_num (regnum);
+ int fp_regnum = sh64_dr_reg_base_num (gdbarch, regnum);
fprintf_filtered (file, "dr%d\t0x%08x%08x\n", regnum - DR0_REGNUM,
(unsigned) get_frame_register_unsigned (frame, fp_regnum),
(unsigned) get_frame_register_unsigned (frame, fp_regnum + 1));
else if ((regnum >= DR0_C_REGNUM && regnum <= DR_LAST_C_REGNUM))
{
- int fp_regnum = sh64_compact_reg_base_num (regnum);
+ int fp_regnum = sh64_compact_reg_base_num (gdbarch, regnum);
fprintf_filtered (file, "dr%d_c\t0x%08x%08x\n", regnum - DR0_C_REGNUM,
(unsigned) get_frame_register_unsigned (frame, fp_regnum),
(unsigned) get_frame_register_unsigned (frame, fp_regnum + 1));
else if ((regnum >= FV0_REGNUM && regnum <= FV_LAST_REGNUM))
{
- int fp_regnum = sh64_fv_reg_base_num (regnum);
+ int fp_regnum = sh64_fv_reg_base_num (gdbarch, regnum);
fprintf_filtered (file, "fv%d\t0x%08x\t0x%08x\t0x%08x\t0x%08x\n",
regnum - FV0_REGNUM,
(unsigned) get_frame_register_unsigned (frame, fp_regnum),
else if ((regnum >= FV0_C_REGNUM && regnum <= FV_LAST_C_REGNUM))
{
- int fp_regnum = sh64_compact_reg_base_num (regnum);
+ int fp_regnum = sh64_compact_reg_base_num (gdbarch, regnum);
fprintf_filtered (file, "fv%d_c\t0x%08x\t0x%08x\t0x%08x\t0x%08x\n",
regnum - FV0_C_REGNUM,
(unsigned) get_frame_register_unsigned (frame, fp_regnum),
else if (regnum >= FPP0_REGNUM && regnum <= FPP_LAST_REGNUM)
{
- int fp_regnum = sh64_fpp_reg_base_num (regnum);
+ int fp_regnum = sh64_fpp_reg_base_num (gdbarch, regnum);
fprintf_filtered (file, "fpp%d\t0x%08x\t0x%08x\n", regnum - FPP0_REGNUM,
(unsigned) get_frame_register_unsigned (frame, fp_regnum),
(unsigned) get_frame_register_unsigned (frame, fp_regnum + 1));
else if (regnum >= R0_C_REGNUM && regnum <= R_LAST_C_REGNUM)
{
- int c_regnum = sh64_compact_reg_base_num (regnum);
+ int c_regnum = sh64_compact_reg_base_num (gdbarch, regnum);
fprintf_filtered (file, "r%d_c\t0x%08x\n", regnum - R0_C_REGNUM,
(unsigned) get_frame_register_unsigned (frame, c_regnum));
}
{
unsigned char raw_buffer[MAX_REGISTER_SIZE];
- fputs_filtered (gdbarch_register_name (current_gdbarch, regnum), file);
+ fputs_filtered (gdbarch_register_name (gdbarch, regnum), file);
print_spaces_filtered (15 - strlen (gdbarch_register_name
- (current_gdbarch, regnum)), file);
+ (gdbarch, regnum)), file);
/* Get the data in raw format. */
if (!frame_register_read (frame, regnum, raw_buffer))
fprintf_filtered (file, "*value not available*\n");
val_print (register_type (gdbarch, regnum), raw_buffer, 0, 0,
- file, 'x', 1, 0, Val_pretty_default);
+ file, 'x', 1, 0, Val_pretty_default, current_language);
fprintf_filtered (file, "\t");
val_print (register_type (gdbarch, regnum), raw_buffer, 0, 0,
- file, 0, 1, 0, Val_pretty_default);
+ file, 0, 1, 0, Val_pretty_default, current_language);
fprintf_filtered (file, "\n");
}
sh64_print_register (struct gdbarch *gdbarch, struct ui_file *file,
struct frame_info *frame, int regnum)
{
- if (regnum < 0 || regnum >= gdbarch_num_regs (current_gdbarch)
- + gdbarch_num_pseudo_regs (current_gdbarch))
+ if (regnum < 0 || regnum >= gdbarch_num_regs (gdbarch)
+ + gdbarch_num_pseudo_regs (gdbarch))
internal_error (__FILE__, __LINE__,
_("Invalid register number %d\n"), regnum);
- else if (regnum >= 0 && regnum < gdbarch_num_regs (current_gdbarch))
+ else if (regnum >= 0 && regnum < gdbarch_num_regs (gdbarch))
{
if (TYPE_CODE (register_type (gdbarch, regnum)) == TYPE_CODE_FLT)
sh64_do_fp_register (gdbarch, file, frame, regnum); /* FP regs */
sh64_do_register (gdbarch, file, frame, regnum);
}
- else if (regnum < gdbarch_num_regs (current_gdbarch)
- + gdbarch_num_pseudo_regs (current_gdbarch))
+ else if (regnum < gdbarch_num_regs (gdbarch)
+ + gdbarch_num_pseudo_regs (gdbarch))
sh64_do_pseudo_register (gdbarch, file, frame, regnum);
}
{
if (regnum != -1) /* do one specified register */
{
- if (*(gdbarch_register_name (current_gdbarch, regnum)) == '\0')
+ if (*(gdbarch_register_name (gdbarch, regnum)) == '\0')
error ("Not a valid register for the current processor type");
sh64_print_register (gdbarch, file, frame, regnum);
/* do all (or most) registers */
{
regnum = 0;
- while (regnum < gdbarch_num_regs (current_gdbarch))
+ while (regnum < gdbarch_num_regs (gdbarch))
{
/* If the register name is empty, it is undefined for this
processor, so don't display anything. */
- if (gdbarch_register_name (current_gdbarch, regnum) == NULL
- || *(gdbarch_register_name (current_gdbarch, regnum)) == '\0')
+ if (gdbarch_register_name (gdbarch, regnum) == NULL
+ || *(gdbarch_register_name (gdbarch, regnum)) == '\0')
{
regnum++;
continue;
regnum ++;
}
else
- regnum += FP_LAST_REGNUM - gdbarch_fp0_regnum (current_gdbarch);
+ regnum += FP_LAST_REGNUM - gdbarch_fp0_regnum (gdbarch);
/* skip FP regs */
}
else
}
if (fpregs)
- while (regnum < gdbarch_num_regs (current_gdbarch)
- + gdbarch_num_pseudo_regs (current_gdbarch))
+ while (regnum < gdbarch_num_regs (gdbarch)
+ + gdbarch_num_pseudo_regs (gdbarch))
{
sh64_do_pseudo_register (gdbarch, file, frame, regnum);
regnum++;
{
if (regnum != -1) /* do one specified register */
{
- if (*(gdbarch_register_name (current_gdbarch, regnum)) == '\0')
+ if (*(gdbarch_register_name (gdbarch, regnum)) == '\0')
error ("Not a valid register for the current processor type");
if (regnum >= 0 && regnum < R0_C_REGNUM)
/* do all compact registers */
{
regnum = R0_C_REGNUM;
- while (regnum < gdbarch_num_regs (current_gdbarch)
- + gdbarch_num_pseudo_regs (current_gdbarch))
+ while (regnum < gdbarch_num_regs (gdbarch)
+ + gdbarch_num_pseudo_regs (gdbarch))
{
sh64_do_pseudo_register (gdbarch, file, frame, regnum);
regnum++;
}
static struct sh64_frame_cache *
-sh64_frame_cache (struct frame_info *next_frame, void **this_cache)
+sh64_frame_cache (struct frame_info *this_frame, void **this_cache)
{
+ struct gdbarch *gdbarch;
struct sh64_frame_cache *cache;
CORE_ADDR current_pc;
int i;
if (*this_cache)
return *this_cache;
+ gdbarch = get_frame_arch (this_frame);
cache = sh64_alloc_frame_cache ();
*this_cache = cache;
- current_pc = frame_pc_unwind (next_frame);
+ current_pc = get_frame_pc (this_frame);
cache->media_mode = pc_is_isa32 (current_pc);
/* In principle, for normal frames, fp holds the frame pointer,
However, for functions that don't need it, the frame pointer is
optional. For these "frameless" functions the frame pointer is
actually the frame pointer of the calling frame. */
- cache->base = frame_unwind_register_unsigned (next_frame, MEDIA_FP_REGNUM);
+ cache->base = get_frame_register_unsigned (this_frame, MEDIA_FP_REGNUM);
if (cache->base == 0)
return cache;
- cache->pc = frame_func_unwind (next_frame, NORMAL_FRAME);
+ cache->pc = get_frame_func (this_frame);
if (cache->pc != 0)
- sh64_analyze_prologue (current_gdbarch, cache, cache->pc, current_pc);
+ sh64_analyze_prologue (gdbarch, cache, cache->pc, current_pc);
if (!cache->uses_fp)
{
setup yet. Try to reconstruct the base address for the stack
frame by looking at the stack pointer. For truly "frameless"
functions this might work too. */
- cache->base = frame_unwind_register_unsigned
- (next_frame, gdbarch_sp_regnum (current_gdbarch));
+ cache->base = get_frame_register_unsigned
+ (this_frame, gdbarch_sp_regnum (gdbarch));
}
/* Now that we have the base address for the stack frame we can
return cache;
}
-static void
-sh64_frame_prev_register (struct frame_info *next_frame, void **this_cache,
- int regnum, int *optimizedp,
- enum lval_type *lvalp, CORE_ADDR *addrp,
- int *realnump, gdb_byte *valuep)
+static struct value *
+sh64_frame_prev_register (struct frame_info *this_frame,
+ void **this_cache, int regnum)
{
- struct sh64_frame_cache *cache = sh64_frame_cache (next_frame, this_cache);
+ struct sh64_frame_cache *cache = sh64_frame_cache (this_frame, this_cache);
+ struct gdbarch *gdbarch = get_frame_arch (this_frame);
gdb_assert (regnum >= 0);
- if (regnum == gdbarch_sp_regnum (current_gdbarch) && cache->saved_sp)
- {
- *optimizedp = 0;
- *lvalp = not_lval;
- *addrp = 0;
- *realnump = -1;
- if (valuep)
- {
- /* Store the value. */
- store_unsigned_integer (valuep,
- register_size (current_gdbarch,
- gdbarch_sp_regnum (current_gdbarch)),
- cache->saved_sp);
- }
- return;
- }
+ if (regnum == gdbarch_sp_regnum (gdbarch) && cache->saved_sp)
+ frame_unwind_got_constant (this_frame, regnum, cache->saved_sp);
/* The PC of the previous frame is stored in the PR register of
the current frame. Frob regnum so that we pull the value from
the correct place. */
- if (regnum == gdbarch_pc_regnum (current_gdbarch))
+ if (regnum == gdbarch_pc_regnum (gdbarch))
regnum = PR_REGNUM;
if (regnum < SIM_SH64_NR_REGS && cache->saved_regs[regnum] != -1)
{
- int reg_size = register_size (current_gdbarch, regnum);
- int size;
-
- *optimizedp = 0;
- *lvalp = lval_memory;
- *addrp = cache->saved_regs[regnum];
- *realnump = -1;
- if (gdbarch_tdep (current_gdbarch)->sh_abi == SH_ABI_32
+ if (gdbarch_tdep (gdbarch)->sh_abi == SH_ABI_32
&& (regnum == MEDIA_FP_REGNUM || regnum == PR_REGNUM))
- size = 4;
- else
- size = reg_size;
- if (valuep)
{
- memset (valuep, 0, reg_size);
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_LITTLE)
- read_memory (*addrp, valuep, size);
- else
- read_memory (*addrp, (char *) valuep + reg_size - size, size);
+ CORE_ADDR val;
+ val = read_memory_unsigned_integer (cache->saved_regs[regnum], 4);
+ return frame_unwind_got_constant (this_frame, regnum, val);
}
- return;
+
+ return frame_unwind_got_memory (this_frame, regnum,
+ cache->saved_regs[regnum]);
}
- *optimizedp = 0;
- *lvalp = lval_register;
- *addrp = 0;
- *realnump = regnum;
- if (valuep)
- frame_unwind_register (next_frame, (*realnump), valuep);
+ return frame_unwind_got_register (this_frame, regnum, regnum);
}
static void
-sh64_frame_this_id (struct frame_info *next_frame, void **this_cache,
+sh64_frame_this_id (struct frame_info *this_frame, void **this_cache,
struct frame_id *this_id)
{
- struct sh64_frame_cache *cache = sh64_frame_cache (next_frame, this_cache);
+ struct sh64_frame_cache *cache = sh64_frame_cache (this_frame, this_cache);
/* This marks the outermost frame. */
if (cache->base == 0)
static const struct frame_unwind sh64_frame_unwind = {
NORMAL_FRAME,
sh64_frame_this_id,
- sh64_frame_prev_register
+ sh64_frame_prev_register,
+ NULL,
+ default_frame_sniffer
};
-static const struct frame_unwind *
-sh64_frame_sniffer (struct frame_info *next_frame)
-{
- return &sh64_frame_unwind;
-}
-
static CORE_ADDR
sh64_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame)
{
return frame_unwind_register_unsigned (next_frame,
- gdbarch_sp_regnum (current_gdbarch));
+ gdbarch_sp_regnum (gdbarch));
}
static CORE_ADDR
sh64_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
{
return frame_unwind_register_unsigned (next_frame,
- gdbarch_pc_regnum (current_gdbarch));
+ gdbarch_pc_regnum (gdbarch));
}
static struct frame_id
-sh64_unwind_dummy_id (struct gdbarch *gdbarch, struct frame_info *next_frame)
+sh64_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
{
- return frame_id_build (sh64_unwind_sp (gdbarch, next_frame),
- frame_pc_unwind (next_frame));
+ CORE_ADDR sp = get_frame_register_unsigned (this_frame,
+ gdbarch_sp_regnum (gdbarch));
+ return frame_id_build (sp, get_frame_pc (this_frame));
}
static CORE_ADDR
-sh64_frame_base_address (struct frame_info *next_frame, void **this_cache)
+sh64_frame_base_address (struct frame_info *this_frame, void **this_cache)
{
- struct sh64_frame_cache *cache = sh64_frame_cache (next_frame, this_cache);
+ struct sh64_frame_cache *cache = sh64_frame_cache (this_frame, this_cache);
return cache->base;
}
set_gdbarch_frame_align (gdbarch, sh64_frame_align);
set_gdbarch_unwind_sp (gdbarch, sh64_unwind_sp);
set_gdbarch_unwind_pc (gdbarch, sh64_unwind_pc);
- set_gdbarch_unwind_dummy_id (gdbarch, sh64_unwind_dummy_id);
+ set_gdbarch_dummy_id (gdbarch, sh64_dummy_id);
frame_base_set_default (gdbarch, &sh64_frame_base);
set_gdbarch_print_registers_info (gdbarch, sh64_print_registers_info);
/* Hook in ABI-specific overrides, if they have been registered. */
gdbarch_init_osabi (info, gdbarch);
- frame_unwind_append_sniffer (gdbarch, dwarf2_frame_sniffer);
- frame_unwind_append_sniffer (gdbarch, sh64_frame_sniffer);
+ dwarf2_append_unwinders (gdbarch);
+ frame_unwind_append_unwinder (gdbarch, &sh64_frame_unwind);
return gdbarch;
}
projects / deliverable / binutils-gdb.git / blobdiff