X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gdb%2Fv850-tdep.c;h=e374df8985e3a24d8a43863dd44e43e83d9315e6;hb=64c311498e46cef6b70aa88577e7d7c382e0f7cc;hp=7aa7dc33bbcbfd7cc53acfe7f08453ddce77bc12;hpb=d2ca4222d5a14ae1a0bcc28fc7ce667baec76ff0;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/v850-tdep.c b/gdb/v850-tdep.c index 7aa7dc33bb..e374df8985 100644 --- a/gdb/v850-tdep.c +++ b/gdb/v850-tdep.c @@ -1,13 +1,13 @@ /* Target-dependent code for the NEC V850 for GDB, the GNU debugger. - Copyright (C) 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007 - Free Software Foundation, Inc. + Copyright (C) 1996, 1998-2005, 2007-2012 Free Software Foundation, + Inc. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or + the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, @@ -16,9 +16,7 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. */ + along with this program. If not, see . */ #include "defs.h" #include "frame.h" @@ -104,6 +102,98 @@ enum E_R63_REGNUM, E_R64_REGNUM, E_PC_REGNUM = E_R64_REGNUM, E_R65_REGNUM, + E_NUM_OF_V850_REGS, + E_NUM_OF_V850E_REGS = E_NUM_OF_V850_REGS, + + /* mpu0 system registers */ + E_R66_REGNUM = E_NUM_OF_V850_REGS, + E_R67_REGNUM, + E_R68_REGNUM, + E_R69_REGNUM, + E_R70_REGNUM, + E_R71_REGNUM, + E_R72_REGNUM, + E_R73_REGNUM, + E_R74_REGNUM, + E_R75_REGNUM, + E_R76_REGNUM, + E_R77_REGNUM, + E_R78_REGNUM, + E_R79_REGNUM, + E_R80_REGNUM, + E_R81_REGNUM, + E_R82_REGNUM, + E_R83_REGNUM, + E_R84_REGNUM, + E_R85_REGNUM, + E_R86_REGNUM, + E_R87_REGNUM, + E_R88_REGNUM, + E_R89_REGNUM, + E_R90_REGNUM, + E_R91_REGNUM, + E_R92_REGNUM, + E_R93_REGNUM, + + /* mpu1 system registers */ + + E_R94_REGNUM, + E_R95_REGNUM, + E_R96_REGNUM, + E_R97_REGNUM, + E_R98_REGNUM, + E_R99_REGNUM, + E_R100_REGNUM, + E_R101_REGNUM, + E_R102_REGNUM, + E_R103_REGNUM, + E_R104_REGNUM, + E_R105_REGNUM, + E_R106_REGNUM, + E_R107_REGNUM, + E_R108_REGNUM, + E_R109_REGNUM, + E_R110_REGNUM, + E_R111_REGNUM, + E_R112_REGNUM, + E_R113_REGNUM, + E_R114_REGNUM, + E_R115_REGNUM, + E_R116_REGNUM, + E_R117_REGNUM, + E_R118_REGNUM, + E_R119_REGNUM, + E_R120_REGNUM, + E_R121_REGNUM, + + /* fpu system registers */ + E_R122_REGNUM, + E_R123_REGNUM, + E_R124_REGNUM, + E_R125_REGNUM, + E_R126_REGNUM, + E_R127_REGNUM, + E_R128_REGNUM, E_FPSR_REGNUM = E_R128_REGNUM, + E_R129_REGNUM, E_FPEPC_REGNUM = E_R129_REGNUM, + E_R130_REGNUM, E_FPST_REGNUM = E_R130_REGNUM, + E_R131_REGNUM, E_FPCC_REGNUM = E_R131_REGNUM, + E_R132_REGNUM, E_FPCFG_REGNUM = E_R132_REGNUM, + E_R133_REGNUM, + E_R134_REGNUM, + E_R135_REGNUM, + E_R136_REGNUM, + E_R137_REGNUM, + E_R138_REGNUM, + E_R139_REGNUM, + E_R140_REGNUM, + E_R141_REGNUM, + E_R142_REGNUM, + E_R143_REGNUM, + E_R144_REGNUM, + E_R145_REGNUM, + E_R146_REGNUM, + E_R147_REGNUM, + E_R148_REGNUM, E_NUM_REGS }; @@ -141,7 +231,7 @@ struct pifsr /* Info about one saved register. */ }; static const char * -v850_register_name (int regnum) +v850_register_name (struct gdbarch *gdbarch, int regnum) { static const char *v850_reg_names[] = { "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", @@ -154,13 +244,13 @@ v850_register_name (int regnum) "sr24", "sr25", "sr26", "sr27", "sr28", "sr29", "sr30", "sr31", "pc", "fp" }; - if (regnum < 0 || regnum >= E_NUM_REGS) + if (regnum < 0 || regnum > E_NUM_OF_V850_REGS) return NULL; return v850_reg_names[regnum]; } static const char * -v850e_register_name (int regnum) +v850e_register_name (struct gdbarch *gdbarch, int regnum) { static const char *v850e_reg_names[] = { @@ -174,19 +264,58 @@ v850e_register_name (int regnum) "sr24", "sr25", "sr26", "sr27", "sr28", "sr29", "sr30", "sr31", "pc", "fp" }; - if (regnum < 0 || regnum >= E_NUM_REGS) + if (regnum < 0 || regnum > E_NUM_OF_V850E_REGS) return NULL; return v850e_reg_names[regnum]; } +static const char * +v850e2_register_name (struct gdbarch *gdbarch, int regnum) +{ + static const char *v850e2_reg_names[] = + { + "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", + "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", + "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", + "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", + + "eipc", "eipsw", "fepc", "fepsw", "ecr", "psw", "sr6", "sr7", + "sr8", "sr9", "sr10", "sr11", "sr12", "sr13", "sr14", "sr15", + "ctpc", "ctpsw", "dbpc", "dbpsw", "ctbp", "sr21", "sr22", "sr23", + "sr24", "sr25", "sr26", "sr27", "sr28", "sr29", "sr30", "sr31", + "pc", "fp" + + /* mpu0 system registers */ + "vip", "sr33", "sr34", "sr35", "vmecr", "vmtid", "vmadr", "sr39", + "vpecr", "vptid", "vpadr", "sr43", "vdecr", "vdtid", "sr46", "sr47", + "sr48", "sr49", "sr50", "sr51", "sr52", "sr53", "sr54", "sr55", + "sr56", "sr57", "sr58", "sr59", + + /* mpu1 system registers */ + "mpm", "mpc", "tid", "ppa", "ppm", "ppc", "dcc", "dcv0", + "dcv1", "sr69", "spal", "spau", "ipa0l", "ipa0u", "ipa1l", "ipa1u", + "iap2l", "ipa2u", "ipa3l", "ipa3u", "dpa0l", "dpa0u", "dpa1l", "dpa1u", + "dpa2l", "dpa2u", "dpa3l", "dpa3u", + + /* fpu system registers */ + "sr88", "sr89", "sr90", "sr91", "sr92", "sr93", "fpsr", "fpepc", + "fpst", "fpcc", "fpcfg", "sr99", "sr100", "sr101", "sr102", "sr103", + "sr104", "sr105", "sr106", "sr107", "sr108", "sr109", "sr110", "sr111", + "sr112", "sr113", "sr114", "sr115" + }; + if (regnum < 0 || regnum >= E_NUM_REGS) + return NULL; + return v850e2_reg_names[regnum]; +} + /* Returns the default type for register N. */ static struct type * v850_register_type (struct gdbarch *gdbarch, int regnum) { if (regnum == E_PC_REGNUM) - return builtin_type_void_func_ptr; - return builtin_type_int32; + return builtin_type (gdbarch)->builtin_func_ptr; + return builtin_type (gdbarch)->builtin_int32; } static int @@ -252,8 +381,9 @@ v850_use_struct_convention (struct type *type) return 0; } - /* The value is a union which contains at least one field which would be - returned in registers according to these rules -> returned in register. */ + /* The value is a union which contains at least one field which + would be returned in registers according to these rules -> + returned in register. */ if (TYPE_CODE (type) == TYPE_CODE_UNION) { for (i = 0; i < TYPE_NFIELDS (type); ++i) @@ -402,7 +532,7 @@ v850_handle_pushm (int insn, int insn2, struct v850_frame_cache *pi, else reg_table = pushmh_reg_table; - /* Calculate the total size of the saved registers, and add it it to the + /* Calculate the total size of the saved registers, and add it to the immediate value used to adjust SP. */ for (i = 0; reg_table[i].mask != 0; i++) if (list12 & reg_table[i].mask) @@ -440,7 +570,7 @@ v850_is_save_register (int reg) { /* The caller-save registers are R2, R20 - R29 and R31. All other registers are either special purpose (PC, SP), argument registers, - or just considered free for use in the caller. */ + or just considered free for use in the caller. */ return reg == E_R2_REGNUM || (reg >= E_R20_REGNUM && reg <= E_R29_REGNUM) || reg == E_R31_REGNUM; @@ -455,13 +585,14 @@ v850_is_save_register (int reg) prologue. */ static CORE_ADDR -v850_analyze_prologue (CORE_ADDR func_addr, CORE_ADDR pc, +v850_analyze_prologue (struct gdbarch *gdbarch, + CORE_ADDR func_addr, CORE_ADDR pc, struct v850_frame_cache *pi, ULONGEST ctbp) { + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); CORE_ADDR prologue_end, current_pc; struct pifsr pifsrs[E_NUM_REGS + 1]; struct pifsr *pifsr, *pifsr_tmp; - int fp_used; int ep_used; int reg; CORE_ADDR save_pc, save_end; @@ -490,11 +621,11 @@ v850_analyze_prologue (CORE_ADDR func_addr, CORE_ADDR pc, int insn; int insn2 = -1; /* dummy value */ - insn = read_memory_integer (current_pc, 2); + insn = read_memory_integer (current_pc, 2, byte_order); current_pc += 2; - if ((insn & 0x0780) >= 0x0600) /* Four byte instruction? */ + if ((insn & 0x0780) >= 0x0600) /* Four byte instruction? */ { - insn2 = read_memory_integer (current_pc, 2); + insn2 = read_memory_integer (current_pc, 2, byte_order); current_pc += 2; } @@ -522,7 +653,8 @@ v850_analyze_prologue (CORE_ADDR func_addr, CORE_ADDR pc, save_pc = current_pc; save_end = prologue_end; regsave_func_p = 1; - current_pc = ctbp + (read_memory_unsigned_integer (adr, 2) & 0xffff); + current_pc = ctbp + (read_memory_unsigned_integer (adr, 2, byte_order) + & 0xffff); prologue_end = (current_pc + (2 * 3) /* prepare list2,imm5,sp/imm */ + 4 /* ctret */ @@ -557,7 +689,7 @@ v850_analyze_prologue (CORE_ADDR func_addr, CORE_ADDR pc, || (insn & 0xffe0) == 0x0060 /* jmp */ || (insn & 0x0780) == 0x0580) /* branch */ { - break; /* Ran into end of prologue */ + break; /* Ran into end of prologue. */ } else if ((insn & 0xffe0) == ((E_SP_REGNUM << 11) | 0x0240)) @@ -623,11 +755,11 @@ v850_analyze_prologue (CORE_ADDR func_addr, CORE_ADDR pc, /* Return the address of the first code past the prologue of the function. */ static CORE_ADDR -v850_skip_prologue (CORE_ADDR pc) +v850_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc) { CORE_ADDR func_addr, func_end; - /* See what the symbol table says */ + /* See what the symbol table says. */ if (find_pc_partial_function (pc, NULL, &func_addr, &func_end)) { @@ -643,7 +775,8 @@ v850_skip_prologue (CORE_ADDR pc) return pc; } - /* We can't find the start of this function, so there's nothing we can do. */ + /* We can't find the start of this function, so there's nothing we + can do. */ return pc; } @@ -673,6 +806,7 @@ v850_push_dummy_call (struct gdbarch *gdbarch, int struct_return, CORE_ADDR struct_addr) { + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); int argreg; int argnum; int len = 0; @@ -707,7 +841,8 @@ v850_push_dummy_call (struct gdbarch *gdbarch, if (!v850_type_is_scalar (value_type (*args)) && TYPE_LENGTH (value_type (*args)) > E_MAX_RETTYPE_SIZE_IN_REGS) { - store_unsigned_integer (valbuf, 4, VALUE_ADDRESS (*args)); + store_unsigned_integer (valbuf, 4, byte_order, + value_address (*args)); len = 4; val = valbuf; } @@ -722,7 +857,7 @@ v850_push_dummy_call (struct gdbarch *gdbarch, { CORE_ADDR regval; - regval = extract_unsigned_integer (val, v850_reg_size); + regval = extract_unsigned_integer (val, v850_reg_size, byte_order); regcache_cooked_write_unsigned (regcache, argreg, regval); len -= v850_reg_size; @@ -753,6 +888,8 @@ static void v850_extract_return_value (struct type *type, struct regcache *regcache, gdb_byte *valbuf) { + struct gdbarch *gdbarch = get_regcache_arch (regcache); + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); int len = TYPE_LENGTH (type); if (len <= v850_reg_size) @@ -760,7 +897,7 @@ v850_extract_return_value (struct type *type, struct regcache *regcache, ULONGEST val; regcache_cooked_read_unsigned (regcache, E_V0_REGNUM, &val); - store_unsigned_integer (valbuf, len, val); + store_unsigned_integer (valbuf, len, byte_order, val); } else if (len <= 2 * v850_reg_size) { @@ -778,11 +915,14 @@ static void v850_store_return_value (struct type *type, struct regcache *regcache, const gdb_byte *valbuf) { + struct gdbarch *gdbarch = get_regcache_arch (regcache); + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); int len = TYPE_LENGTH (type); if (len <= v850_reg_size) - regcache_cooked_write_unsigned (regcache, E_V0_REGNUM, - extract_unsigned_integer (valbuf, len)); + regcache_cooked_write_unsigned + (regcache, E_V0_REGNUM, + extract_unsigned_integer (valbuf, len, byte_order)); else if (len <= 2 * v850_reg_size) { int i, regnum = E_V0_REGNUM; @@ -792,8 +932,8 @@ v850_store_return_value (struct type *type, struct regcache *regcache, } static enum return_value_convention -v850_return_value (struct gdbarch *gdbarch, struct type *type, - struct regcache *regcache, +v850_return_value (struct gdbarch *gdbarch, struct value *function, + struct type *type, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf) { if (v850_use_struct_convention (type)) @@ -806,7 +946,7 @@ v850_return_value (struct gdbarch *gdbarch, struct type *type, } const static unsigned char * -v850_breakpoint_from_pc (CORE_ADDR *pcptr, int *lenptr) +v850_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr) { static unsigned char breakpoint[] = { 0x85, 0x05 }; *lenptr = sizeof (breakpoint); @@ -814,13 +954,12 @@ v850_breakpoint_from_pc (CORE_ADDR *pcptr, int *lenptr) } static struct v850_frame_cache * -v850_alloc_frame_cache (struct frame_info *next_frame) +v850_alloc_frame_cache (struct frame_info *this_frame) { struct v850_frame_cache *cache; - int i; cache = FRAME_OBSTACK_ZALLOC (struct v850_frame_cache); - cache->saved_regs = trad_frame_alloc_saved_regs (next_frame); + cache->saved_regs = trad_frame_alloc_saved_regs (this_frame); /* Base address. */ cache->base = 0; @@ -834,8 +973,9 @@ v850_alloc_frame_cache (struct frame_info *next_frame) } static struct v850_frame_cache * -v850_frame_cache (struct frame_info *next_frame, void **this_cache) +v850_frame_cache (struct frame_info *this_frame, void **this_cache) { + struct gdbarch *gdbarch = get_frame_arch (this_frame); struct v850_frame_cache *cache; CORE_ADDR current_pc; int i; @@ -843,7 +983,7 @@ v850_frame_cache (struct frame_info *next_frame, void **this_cache) if (*this_cache) return *this_cache; - cache = v850_alloc_frame_cache (next_frame); + cache = v850_alloc_frame_cache (this_frame); *this_cache = cache; /* In principle, for normal frames, fp holds the frame pointer, @@ -851,17 +991,17 @@ v850_frame_cache (struct frame_info *next_frame, void **this_cache) 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, E_FP_REGNUM); + cache->base = get_frame_register_unsigned (this_frame, E_FP_REGNUM); if (cache->base == 0) return cache; - cache->pc = frame_func_unwind (next_frame, NORMAL_FRAME); - current_pc = frame_pc_unwind (next_frame); + cache->pc = get_frame_func (this_frame); + current_pc = get_frame_pc (this_frame); if (cache->pc != 0) { ULONGEST ctbp; - ctbp = frame_unwind_register_unsigned (next_frame, E_CTBP_REGNUM); - v850_analyze_prologue (cache->pc, current_pc, cache, ctbp); + ctbp = get_frame_register_unsigned (this_frame, E_CTBP_REGNUM); + v850_analyze_prologue (gdbarch, cache->pc, current_pc, cache, ctbp); } if (!cache->uses_fp) @@ -873,7 +1013,7 @@ v850_frame_cache (struct frame_info *next_frame, void **this_cache) 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, E_SP_REGNUM); + cache->base = get_frame_register_unsigned (this_frame, E_SP_REGNUM); } /* Now that we have the base address for the stack frame we can @@ -883,7 +1023,7 @@ v850_frame_cache (struct frame_info *next_frame, void **this_cache) /* Adjust all the saved registers such that they contain addresses instead of offsets. */ - for (i = 0; i < E_NUM_REGS; i++) + for (i = 0; i < gdbarch_num_regs (gdbarch); i++) if (trad_frame_addr_p (cache->saved_regs, i)) cache->saved_regs[i].addr += cache->base; @@ -898,25 +1038,22 @@ v850_frame_cache (struct frame_info *next_frame, void **this_cache) } -static void -v850_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 * +v850_frame_prev_register (struct frame_info *this_frame, + void **this_cache, int regnum) { - struct v850_frame_cache *cache = v850_frame_cache (next_frame, this_cache); + struct v850_frame_cache *cache = v850_frame_cache (this_frame, this_cache); gdb_assert (regnum >= 0); - trad_frame_get_prev_register (next_frame, cache->saved_regs, regnum, - optimizedp, lvalp, addrp, realnump, valuep); + return trad_frame_get_prev_register (this_frame, cache->saved_regs, regnum); } static void -v850_frame_this_id (struct frame_info *next_frame, void **this_cache, +v850_frame_this_id (struct frame_info *this_frame, void **this_cache, struct frame_id *this_id) { - struct v850_frame_cache *cache = v850_frame_cache (next_frame, this_cache); + struct v850_frame_cache *cache = v850_frame_cache (this_frame, this_cache); /* This marks the outermost frame. */ if (cache->base == 0) @@ -927,39 +1064,39 @@ v850_frame_this_id (struct frame_info *next_frame, void **this_cache, static const struct frame_unwind v850_frame_unwind = { NORMAL_FRAME, + default_frame_unwind_stop_reason, v850_frame_this_id, - v850_frame_prev_register + v850_frame_prev_register, + NULL, + default_frame_sniffer }; - -static const struct frame_unwind * -v850_frame_sniffer (struct frame_info *next_frame) -{ - return &v850_frame_unwind; -} static CORE_ADDR v850_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame) { - return frame_unwind_register_unsigned (next_frame, SP_REGNUM); + return frame_unwind_register_unsigned (next_frame, + gdbarch_sp_regnum (gdbarch)); } static CORE_ADDR v850_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame) { - return frame_unwind_register_unsigned (next_frame, PC_REGNUM); + return frame_unwind_register_unsigned (next_frame, + gdbarch_pc_regnum (gdbarch)); } static struct frame_id -v850_unwind_dummy_id (struct gdbarch *gdbarch, struct frame_info *next_frame) +v850_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame) { - return frame_id_build (v850_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 -v850_frame_base_address (struct frame_info *next_frame, void **this_cache) +v850_frame_base_address (struct frame_info *this_frame, void **this_cache) { - struct v850_frame_cache *cache = v850_frame_cache (next_frame, this_cache); + struct v850_frame_cache *cache = v850_frame_cache (this_frame, this_cache); return cache->base; } @@ -986,14 +1123,20 @@ v850_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) { case bfd_mach_v850: set_gdbarch_register_name (gdbarch, v850_register_name); + set_gdbarch_num_regs (gdbarch, E_NUM_OF_V850_REGS); break; case bfd_mach_v850e: case bfd_mach_v850e1: set_gdbarch_register_name (gdbarch, v850e_register_name); + set_gdbarch_num_regs (gdbarch, E_NUM_OF_V850E_REGS); + break; + case bfd_mach_v850e2: + case bfd_mach_v850e2v3: + set_gdbarch_register_name (gdbarch, v850e2_register_name); + set_gdbarch_num_regs (gdbarch, E_NUM_REGS); break; } - set_gdbarch_num_regs (gdbarch, E_NUM_REGS); set_gdbarch_num_pseudo_regs (gdbarch, 0); set_gdbarch_sp_regnum (gdbarch, E_SP_REGNUM); set_gdbarch_pc_regnum (gdbarch, E_PC_REGNUM); @@ -1001,7 +1144,7 @@ v850_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) set_gdbarch_register_type (gdbarch, v850_register_type); - set_gdbarch_char_signed (gdbarch, 0); + set_gdbarch_char_signed (gdbarch, 1); set_gdbarch_short_bit (gdbarch, 2 * TARGET_CHAR_BIT); set_gdbarch_int_bit (gdbarch, 4 * TARGET_CHAR_BIT); set_gdbarch_long_bit (gdbarch, 4 * TARGET_CHAR_BIT); @@ -1026,14 +1169,14 @@ v850_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) set_gdbarch_frame_align (gdbarch, v850_frame_align); set_gdbarch_unwind_sp (gdbarch, v850_unwind_sp); set_gdbarch_unwind_pc (gdbarch, v850_unwind_pc); - set_gdbarch_unwind_dummy_id (gdbarch, v850_unwind_dummy_id); + set_gdbarch_dummy_id (gdbarch, v850_dummy_id); frame_base_set_default (gdbarch, &v850_frame_base); /* 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, v850_frame_sniffer); + dwarf2_append_unwinders (gdbarch); + frame_unwind_append_unwinder (gdbarch, &v850_frame_unwind); return gdbarch; }