X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=gdb%2Fspu-tdep.c;h=032f5de4618c3d7d9bab5eaa7e5e1eac6b9aa36e;hb=e609377629a12f6518eaf100c1983e23c80fecc1;hp=85baf3eed3f137c76786884fef441e9e68bf044f;hpb=f5656eadf4383cc733b96ff49ba8efbea6922ad3;p=platform%2Fupstream%2Fbinutils.git diff --git a/gdb/spu-tdep.c b/gdb/spu-tdep.c index 85baf3e..032f5de 100644 --- a/gdb/spu-tdep.c +++ b/gdb/spu-tdep.c @@ -1,5 +1,5 @@ /* 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 . Based on a port by Sid Manning . @@ -24,8 +24,6 @@ #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" @@ -44,7 +42,8 @@ #include "observer.h" #include "infcall.h" #include "dwarf2.h" -#include "exceptions.h" +#include "dwarf2-frame.h" +#include "ax.h" #include "spu-tdep.h" @@ -192,6 +191,7 @@ spu_pseudo_register_read_spu (struct regcache *regcache, const char *regname, 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) @@ -201,7 +201,8 @@ spu_pseudo_register_read_spu (struct regcache *regcache, const char *regname, 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; } @@ -254,7 +255,7 @@ spu_pseudo_register_write_spu (struct regcache *regcache, const char *regname, { 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; @@ -263,7 +264,7 @@ spu_pseudo_register_write_spu (struct regcache *regcache, const char *regname, 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 @@ -309,13 +310,59 @@ spu_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache, } } +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 && len < 16) @@ -349,6 +396,15 @@ spu_register_reggroup_p (struct gdbarch *gdbarch, int regnum, 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. */ @@ -1135,6 +1191,7 @@ spu_write_pc (struct regcache *regcache, CORE_ADDR pc) { /* 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)); @@ -1611,8 +1668,9 @@ spu_software_single_step (struct frame_info *frame) 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 " @@ -1743,12 +1801,12 @@ spu_get_overlay_table (struct objfile *objfile) { 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); @@ -1756,19 +1814,19 @@ spu_get_overlay_table (struct objfile *objfile) 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); @@ -1894,7 +1952,7 @@ spu_overlay_new_objfile (struct objfile *objfile) 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]; @@ -1914,16 +1972,17 @@ spu_catch_start (struct objfile *objfile) /* 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; @@ -1977,7 +2036,7 @@ spu_objfile_from_frame (struct frame_info *frame) static void flush_ea_cache (void) { - struct minimal_symbol *msymbol; + struct bound_minimal_symbol msymbol; struct objfile *obj; if (!has_stack_frames ()) @@ -1989,7 +2048,7 @@ flush_ea_cache (void) /* 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; @@ -1997,7 +2056,7 @@ flush_ea_cache (void) 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); } @@ -2044,7 +2103,7 @@ info_spu_event_command (char *args, int from_tty) 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, @@ -2052,7 +2111,7 @@ info_spu_event_command (char *args, int from_tty) 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"); @@ -2111,7 +2170,7 @@ info_spu_signal_command (char *args, int from_tty) 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); @@ -2129,7 +2188,7 @@ info_spu_signal_command (char *args, int from_tty) 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"); @@ -2587,7 +2646,7 @@ info_spu_command (char *args, int from_tty) { 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); } @@ -2654,7 +2713,7 @@ spu_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) } /* 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); @@ -2674,6 +2733,11 @@ spu_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) 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); @@ -2712,6 +2776,7 @@ spu_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) /* 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);