/* SPU target-dependent code for GDB, the GNU debugger.
- Copyright (C) 2006-2012 Free Software Foundation, Inc.
+ Copyright (C) 2006-2014 Free Software Foundation, Inc.
Contributed by Ulrich Weigand <uweigand@de.ibm.com>.
Based on a port by Sid Manning <sid@us.ibm.com>.
#include "gdbtypes.h"
#include "gdbcmd.h"
#include "gdbcore.h"
-#include "gdb_string.h"
-#include "gdb_assert.h"
#include "frame.h"
#include "frame-unwind.h"
#include "frame-base.h"
#include "observer.h"
#include "infcall.h"
#include "dwarf2.h"
-#include "exceptions.h"
+#include "dwarf2-frame.h"
+#include "ax.h"
#include "spu-tdep.h"
gdb_byte reg[32];
char annex[32];
ULONGEST id;
+ ULONGEST ul;
status = regcache_raw_read_unsigned (regcache, SPU_ID_REGNUM, &id);
if (status != REG_VALID)
target_read (¤t_target, TARGET_OBJECT_SPU, annex,
reg, 0, sizeof reg);
- store_unsigned_integer (buf, 4, byte_order, strtoulst (reg, NULL, 16));
+ ul = strtoulst ((char *) reg, NULL, 16);
+ store_unsigned_integer (buf, 4, byte_order, ul);
return REG_VALID;
}
{
struct gdbarch *gdbarch = get_regcache_arch (regcache);
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
- gdb_byte reg[32];
+ char reg[32];
char annex[32];
ULONGEST id;
xsnprintf (reg, sizeof reg, "0x%s",
phex_nz (extract_unsigned_integer (buf, 4, byte_order), 4));
target_write (¤t_target, TARGET_OBJECT_SPU, annex,
- reg, 0, strlen (reg));
+ (gdb_byte *) reg, 0, strlen (reg));
}
static void
}
}
+static int
+spu_ax_pseudo_register_collect (struct gdbarch *gdbarch,
+ struct agent_expr *ax, int regnum)
+{
+ switch (regnum)
+ {
+ case SPU_SP_REGNUM:
+ ax_reg_mask (ax, SPU_RAW_SP_REGNUM);
+ return 0;
+
+ case SPU_FPSCR_REGNUM:
+ case SPU_SRR0_REGNUM:
+ case SPU_LSLR_REGNUM:
+ case SPU_DECR_REGNUM:
+ case SPU_DECR_STATUS_REGNUM:
+ return -1;
+
+ default:
+ internal_error (__FILE__, __LINE__, _("invalid regnum"));
+ }
+}
+
+static int
+spu_ax_pseudo_register_push_stack (struct gdbarch *gdbarch,
+ struct agent_expr *ax, int regnum)
+{
+ switch (regnum)
+ {
+ case SPU_SP_REGNUM:
+ ax_reg (ax, SPU_RAW_SP_REGNUM);
+ return 0;
+
+ case SPU_FPSCR_REGNUM:
+ case SPU_SRR0_REGNUM:
+ case SPU_LSLR_REGNUM:
+ case SPU_DECR_REGNUM:
+ case SPU_DECR_STATUS_REGNUM:
+ return -1;
+
+ default:
+ internal_error (__FILE__, __LINE__, _("invalid regnum"));
+ }
+}
+
+
/* Value conversion -- access scalar values at the preferred slot. */
static struct value *
-spu_value_from_register (struct type *type, int regnum,
- struct frame_info *frame)
+spu_value_from_register (struct gdbarch *gdbarch, struct type *type,
+ int regnum, struct frame_id frame_id)
{
- struct value *value = default_value_from_register (type, regnum, frame);
+ struct value *value = default_value_from_register (gdbarch, type,
+ regnum, frame_id);
+ int len = TYPE_LENGTH (type);
- if (regnum < SPU_NUM_GPRS && TYPE_LENGTH (type) < 16)
+ if (regnum < SPU_NUM_GPRS && len < 16)
{
- int preferred_slot = TYPE_LENGTH (type) < 4 ? 4 - TYPE_LENGTH (type) : 0;
+ int preferred_slot = len < 4 ? 4 - len : 0;
set_value_offset (value, preferred_slot);
}
return default_register_reggroup_p (gdbarch, regnum, group);
}
+/* DWARF-2 register numbers. */
+
+static int
+spu_dwarf_reg_to_regnum (struct gdbarch *gdbarch, int reg)
+{
+ /* Use cooked instead of raw SP. */
+ return (reg == SPU_RAW_SP_REGNUM)? SPU_SP_REGNUM : reg;
+}
+
/* Address handling. */
{
/* Keep interrupt enabled state unchanged. */
ULONGEST old_pc;
+
regcache_cooked_read_unsigned (regcache, SPU_PC_REGNUM, &old_pc);
regcache_cooked_write_unsigned (regcache, SPU_PC_REGNUM,
(SPUADDR_ADDR (pc) & -4) | (old_pc & 3));
CORE_ADDR base, func, backchain;
gdb_byte buf[4];
- if (gdbarch_bfd_arch_info (target_gdbarch)->arch == bfd_arch_spu)
+ if (gdbarch_bfd_arch_info (target_gdbarch ())->arch == bfd_arch_spu)
return 0;
base = get_frame_sp (this_frame);
else
{
struct regcache *regcache;
- regcache = get_thread_arch_regcache (inferior_ptid, target_gdbarch);
+ regcache = get_thread_arch_regcache (inferior_ptid, target_gdbarch ());
cache->regcache = regcache_dup (regcache);
*this_prologue_cache = cache;
return 1;
else
{
if (optim)
- error (_("Could not determine address of "
- "single-step breakpoint."));
+ throw_error (OPTIMIZED_OUT_ERROR,
+ _("Could not determine address of "
+ "single-step breakpoint."));
if (unavail)
throw_error (NOT_AVAILABLE_ERROR,
_("Could not determine address of "
{
enum bfd_endian byte_order = bfd_big_endian (objfile->obfd)?
BFD_ENDIAN_BIG : BFD_ENDIAN_LITTLE;
- struct minimal_symbol *ovly_table_msym, *ovly_buf_table_msym;
+ struct bound_minimal_symbol ovly_table_msym, ovly_buf_table_msym;
CORE_ADDR ovly_table_base, ovly_buf_table_base;
unsigned ovly_table_size, ovly_buf_table_size;
struct spu_overlay_table *tbl;
struct obj_section *osect;
- char *ovly_table;
+ gdb_byte *ovly_table;
int i;
tbl = objfile_data (objfile, spu_overlay_data);
return tbl;
ovly_table_msym = lookup_minimal_symbol ("_ovly_table", NULL, objfile);
- if (!ovly_table_msym)
+ if (!ovly_table_msym.minsym)
return NULL;
ovly_buf_table_msym = lookup_minimal_symbol ("_ovly_buf_table",
NULL, objfile);
- if (!ovly_buf_table_msym)
+ if (!ovly_buf_table_msym.minsym)
return NULL;
- ovly_table_base = SYMBOL_VALUE_ADDRESS (ovly_table_msym);
- ovly_table_size = MSYMBOL_SIZE (ovly_table_msym);
+ ovly_table_base = BMSYMBOL_VALUE_ADDRESS (ovly_table_msym);
+ ovly_table_size = MSYMBOL_SIZE (ovly_table_msym.minsym);
- ovly_buf_table_base = SYMBOL_VALUE_ADDRESS (ovly_buf_table_msym);
- ovly_buf_table_size = MSYMBOL_SIZE (ovly_buf_table_msym);
+ ovly_buf_table_base = BMSYMBOL_VALUE_ADDRESS (ovly_buf_table_msym);
+ ovly_buf_table_size = MSYMBOL_SIZE (ovly_buf_table_msym.minsym);
ovly_table = xmalloc (ovly_table_size);
read_memory (ovly_table_base, ovly_table, ovly_table_size);
static void
spu_catch_start (struct objfile *objfile)
{
- struct minimal_symbol *minsym;
+ struct bound_minimal_symbol minsym;
struct symtab *symtab;
CORE_ADDR pc;
char buf[32];
/* There can be multiple symbols named "main". Search for the
"main" in *this* objfile. */
minsym = lookup_minimal_symbol ("main", NULL, objfile);
- if (!minsym)
+ if (!minsym.minsym)
return;
/* If we have debugging information, try to use it -- this
will allow us to properly skip the prologue. */
- pc = SYMBOL_VALUE_ADDRESS (minsym);
- symtab = find_pc_sect_symtab (pc, SYMBOL_OBJ_SECTION (minsym));
+ pc = BMSYMBOL_VALUE_ADDRESS (minsym);
+ symtab = find_pc_sect_symtab (pc, MSYMBOL_OBJ_SECTION (minsym.objfile,
+ minsym.minsym));
if (symtab != NULL)
{
- struct blockvector *bv = BLOCKVECTOR (symtab);
+ const struct blockvector *bv = BLOCKVECTOR (symtab);
struct block *block = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK);
struct symbol *sym;
struct symtab_and_line sal;
static void
flush_ea_cache (void)
{
- struct minimal_symbol *msymbol;
+ struct bound_minimal_symbol msymbol;
struct objfile *obj;
if (!has_stack_frames ())
/* Lookup inferior function __cache_flush. */
msymbol = lookup_minimal_symbol ("__cache_flush", NULL, obj);
- if (msymbol != NULL)
+ if (msymbol.minsym != NULL)
{
struct type *type;
CORE_ADDR addr;
type = objfile_type (obj)->builtin_void;
type = lookup_function_type (type);
type = lookup_pointer_type (type);
- addr = SYMBOL_VALUE_ADDRESS (msymbol);
+ addr = BMSYMBOL_VALUE_ADDRESS (msymbol);
call_function_by_hand (value_from_pointer (type, addr), 0, NULL);
}
if (len <= 0)
error (_("Could not read event_status."));
buf[len] = '\0';
- event_status = strtoulst (buf, NULL, 16);
+ event_status = strtoulst ((char *) buf, NULL, 16);
xsnprintf (annex, sizeof annex, "%d/event_mask", id);
len = target_read (¤t_target, TARGET_OBJECT_SPU, annex,
if (len <= 0)
error (_("Could not read event_mask."));
buf[len] = '\0';
- event_mask = strtoulst (buf, NULL, 16);
+ event_mask = strtoulst ((char *) buf, NULL, 16);
chain = make_cleanup_ui_out_tuple_begin_end (current_uiout, "SPUInfoEvent");
if (len <= 0)
error (_("Could not read signal1_type."));
buf[len] = '\0';
- signal1_type = strtoulst (buf, NULL, 16);
+ signal1_type = strtoulst ((char *) buf, NULL, 16);
xsnprintf (annex, sizeof annex, "%d/signal2", id);
len = target_read (¤t_target, TARGET_OBJECT_SPU, annex, buf, 0, 4);
if (len <= 0)
error (_("Could not read signal2_type."));
buf[len] = '\0';
- signal2_type = strtoulst (buf, NULL, 16);
+ signal2_type = strtoulst ((char *) buf, NULL, 16);
chain = make_cleanup_ui_out_tuple_begin_end (current_uiout, "SPUInfoSignal");
{
printf_unfiltered (_("\"info spu\" must be followed by "
"the name of an SPU facility.\n"));
- help_list (infospucmdlist, "info spu ", -1, gdb_stdout);
+ help_list (infospucmdlist, "info spu ", all_commands, gdb_stdout);
}
}
/* None found, so create a new architecture. */
- tdep = XCALLOC (1, struct gdbarch_tdep);
+ tdep = XCNEW (struct gdbarch_tdep);
tdep->id = id;
gdbarch = gdbarch_alloc (&info, tdep);
set_gdbarch_pseudo_register_write (gdbarch, spu_pseudo_register_write);
set_gdbarch_value_from_register (gdbarch, spu_value_from_register);
set_gdbarch_register_reggroup_p (gdbarch, spu_register_reggroup_p);
+ set_gdbarch_dwarf2_reg_to_regnum (gdbarch, spu_dwarf_reg_to_regnum);
+ set_gdbarch_ax_pseudo_register_collect
+ (gdbarch, spu_ax_pseudo_register_collect);
+ set_gdbarch_ax_pseudo_register_push_stack
+ (gdbarch, spu_ax_pseudo_register_push_stack);
/* Data types. */
set_gdbarch_char_signed (gdbarch, 0);
/* Frame handling. */
set_gdbarch_inner_than (gdbarch, core_addr_lessthan);
+ dwarf2_append_unwinders (gdbarch);
frame_unwind_append_unwinder (gdbarch, &spu_frame_unwind);
frame_base_set_default (gdbarch, &spu_frame_base);
set_gdbarch_unwind_pc (gdbarch, spu_unwind_pc);