unsigned long bfd_mach;
int processor;
int isa;
+ int ase;
const char * const *cp0_names;
const struct mips_cp0sel_name *cp0sel_names;
unsigned int cp0sel_names_len;
const struct mips_arch_choice mips_arch_choices[] =
{
- { "numeric", 0, 0, 0, 0,
+ { "numeric", 0, 0, 0, 0, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r3000", 1, bfd_mach_mips3000, CPU_R3000, ISA_MIPS1,
+ { "r3000", 1, bfd_mach_mips3000, CPU_R3000, ISA_MIPS1, 0,
mips_cp0_names_r3000, NULL, 0, mips_hwr_names_numeric },
- { "r3900", 1, bfd_mach_mips3900, CPU_R3900, ISA_MIPS1,
+ { "r3900", 1, bfd_mach_mips3900, CPU_R3900, ISA_MIPS1, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r4000", 1, bfd_mach_mips4000, CPU_R4000, ISA_MIPS3,
+ { "r4000", 1, bfd_mach_mips4000, CPU_R4000, ISA_MIPS3, 0,
mips_cp0_names_r4000, NULL, 0, mips_hwr_names_numeric },
- { "r4010", 1, bfd_mach_mips4010, CPU_R4010, ISA_MIPS2,
+ { "r4010", 1, bfd_mach_mips4010, CPU_R4010, ISA_MIPS2, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "vr4100", 1, bfd_mach_mips4100, CPU_VR4100, ISA_MIPS3,
+ { "vr4100", 1, bfd_mach_mips4100, CPU_VR4100, ISA_MIPS3, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "vr4111", 1, bfd_mach_mips4111, CPU_R4111, ISA_MIPS3,
+ { "vr4111", 1, bfd_mach_mips4111, CPU_R4111, ISA_MIPS3, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "vr4120", 1, bfd_mach_mips4120, CPU_VR4120, ISA_MIPS3,
+ { "vr4120", 1, bfd_mach_mips4120, CPU_VR4120, ISA_MIPS3, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r4300", 1, bfd_mach_mips4300, CPU_R4300, ISA_MIPS3,
+ { "r4300", 1, bfd_mach_mips4300, CPU_R4300, ISA_MIPS3, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r4400", 1, bfd_mach_mips4400, CPU_R4400, ISA_MIPS3,
+ { "r4400", 1, bfd_mach_mips4400, CPU_R4400, ISA_MIPS3, 0,
mips_cp0_names_r4000, NULL, 0, mips_hwr_names_numeric },
- { "r4600", 1, bfd_mach_mips4600, CPU_R4600, ISA_MIPS3,
+ { "r4600", 1, bfd_mach_mips4600, CPU_R4600, ISA_MIPS3, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r4650", 1, bfd_mach_mips4650, CPU_R4650, ISA_MIPS3,
+ { "r4650", 1, bfd_mach_mips4650, CPU_R4650, ISA_MIPS3, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r5000", 1, bfd_mach_mips5000, CPU_R5000, ISA_MIPS4,
+ { "r5000", 1, bfd_mach_mips5000, CPU_R5000, ISA_MIPS4, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "vr5400", 1, bfd_mach_mips5400, CPU_VR5400, ISA_MIPS4,
+ { "vr5400", 1, bfd_mach_mips5400, CPU_VR5400, ISA_MIPS4, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "vr5500", 1, bfd_mach_mips5500, CPU_VR5500, ISA_MIPS4,
+ { "vr5500", 1, bfd_mach_mips5500, CPU_VR5500, ISA_MIPS4, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r5900", 1, bfd_mach_mips5900, CPU_R5900, ISA_MIPS3,
+ { "r5900", 1, bfd_mach_mips5900, CPU_R5900, ISA_MIPS3, 0,
mips_cp0_names_r5900, NULL, 0, mips_hwr_names_numeric },
- { "r6000", 1, bfd_mach_mips6000, CPU_R6000, ISA_MIPS2,
+ { "r6000", 1, bfd_mach_mips6000, CPU_R6000, ISA_MIPS2, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "rm7000", 1, bfd_mach_mips7000, CPU_RM7000, ISA_MIPS4,
+ { "rm7000", 1, bfd_mach_mips7000, CPU_RM7000, ISA_MIPS4, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "rm9000", 1, bfd_mach_mips7000, CPU_RM7000, ISA_MIPS4,
+ { "rm9000", 1, bfd_mach_mips7000, CPU_RM7000, ISA_MIPS4, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r8000", 1, bfd_mach_mips8000, CPU_R8000, ISA_MIPS4,
+ { "r8000", 1, bfd_mach_mips8000, CPU_R8000, ISA_MIPS4, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r10000", 1, bfd_mach_mips10000, CPU_R10000, ISA_MIPS4,
+ { "r10000", 1, bfd_mach_mips10000, CPU_R10000, ISA_MIPS4, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r12000", 1, bfd_mach_mips12000, CPU_R12000, ISA_MIPS4,
+ { "r12000", 1, bfd_mach_mips12000, CPU_R12000, ISA_MIPS4, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r14000", 1, bfd_mach_mips14000, CPU_R14000, ISA_MIPS4,
+ { "r14000", 1, bfd_mach_mips14000, CPU_R14000, ISA_MIPS4, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "r16000", 1, bfd_mach_mips16000, CPU_R16000, ISA_MIPS4,
+ { "r16000", 1, bfd_mach_mips16000, CPU_R16000, ISA_MIPS4, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
- { "mips5", 1, bfd_mach_mips5, CPU_MIPS5, ISA_MIPS5,
+ { "mips5", 1, bfd_mach_mips5, CPU_MIPS5, ISA_MIPS5, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
/* For stock MIPS32, disassemble all applicable MIPS-specified ASEs.
MIPS32 Architecture_ (MIPS Document Number MD00082, Revision 0.95),
page 1. */
{ "mips32", 1, bfd_mach_mipsisa32, CPU_MIPS32,
- ISA_MIPS32 | INSN_SMARTMIPS,
+ ISA_MIPS32, ASE_SMARTMIPS,
mips_cp0_names_mips3264,
mips_cp0sel_names_mips3264, ARRAY_SIZE (mips_cp0sel_names_mips3264),
mips_hwr_names_numeric },
{ "mips32r2", 1, bfd_mach_mipsisa32r2, CPU_MIPS32R2,
- (ISA_MIPS32R2 | INSN_SMARTMIPS | INSN_DSP | INSN_DSPR2
- | INSN_MIPS3D | INSN_MT | INSN_MCU),
+ ISA_MIPS32R2,
+ (ASE_SMARTMIPS | ASE_DSP | ASE_DSPR2 | ASE_EVA | ASE_MIPS3D
+ | ASE_MT | ASE_MCU | ASE_VIRT),
mips_cp0_names_mips3264r2,
mips_cp0sel_names_mips3264r2, ARRAY_SIZE (mips_cp0sel_names_mips3264r2),
mips_hwr_names_mips3264r2 },
/* For stock MIPS64, disassemble all applicable MIPS-specified ASEs. */
{ "mips64", 1, bfd_mach_mipsisa64, CPU_MIPS64,
- ISA_MIPS64 | INSN_MIPS3D | INSN_MDMX,
+ ISA_MIPS64, ASE_MIPS3D | ASE_MDMX,
mips_cp0_names_mips3264,
mips_cp0sel_names_mips3264, ARRAY_SIZE (mips_cp0sel_names_mips3264),
mips_hwr_names_numeric },
{ "mips64r2", 1, bfd_mach_mipsisa64r2, CPU_MIPS64R2,
- (ISA_MIPS64R2 | INSN_MIPS3D | INSN_DSP | INSN_DSPR2
- | INSN_DSP64 | INSN_MT | INSN_MDMX | INSN_MCU),
+ ISA_MIPS64R2,
+ (ASE_MIPS3D | ASE_DSP | ASE_DSPR2 | ASE_DSP64 | ASE_EVA | ASE_MT
+ | ASE_MDMX | ASE_MCU | ASE_VIRT | ASE_VIRT64),
mips_cp0_names_mips3264r2,
mips_cp0sel_names_mips3264r2, ARRAY_SIZE (mips_cp0sel_names_mips3264r2),
mips_hwr_names_mips3264r2 },
{ "sb1", 1, bfd_mach_mips_sb1, CPU_SB1,
- ISA_MIPS64 | INSN_MIPS3D | INSN_SB1,
+ ISA_MIPS64 | INSN_SB1, ASE_MIPS3D,
mips_cp0_names_sb1,
mips_cp0sel_names_sb1, ARRAY_SIZE (mips_cp0sel_names_sb1),
mips_hwr_names_numeric },
{ "loongson2e", 1, bfd_mach_mips_loongson_2e, CPU_LOONGSON_2E,
- ISA_MIPS3 | INSN_LOONGSON_2E, mips_cp0_names_numeric,
+ ISA_MIPS3 | INSN_LOONGSON_2E, 0, mips_cp0_names_numeric,
NULL, 0, mips_hwr_names_numeric },
{ "loongson2f", 1, bfd_mach_mips_loongson_2f, CPU_LOONGSON_2F,
- ISA_MIPS3 | INSN_LOONGSON_2F, mips_cp0_names_numeric,
+ ISA_MIPS3 | INSN_LOONGSON_2F, 0, mips_cp0_names_numeric,
NULL, 0, mips_hwr_names_numeric },
{ "loongson3a", 1, bfd_mach_mips_loongson_3a, CPU_LOONGSON_3A,
- ISA_MIPS64 | INSN_LOONGSON_3A, mips_cp0_names_numeric,
+ ISA_MIPS64 | INSN_LOONGSON_3A, 0, mips_cp0_names_numeric,
NULL, 0, mips_hwr_names_numeric },
{ "octeon", 1, bfd_mach_mips_octeon, CPU_OCTEON,
- ISA_MIPS64R2 | INSN_OCTEON, mips_cp0_names_numeric, NULL, 0,
+ ISA_MIPS64R2 | INSN_OCTEON, 0, mips_cp0_names_numeric, NULL, 0,
mips_hwr_names_numeric },
{ "octeon+", 1, bfd_mach_mips_octeonp, CPU_OCTEONP,
- ISA_MIPS64R2 | INSN_OCTEONP, mips_cp0_names_numeric,
+ ISA_MIPS64R2 | INSN_OCTEONP, 0, mips_cp0_names_numeric,
NULL, 0, mips_hwr_names_numeric },
{ "octeon2", 1, bfd_mach_mips_octeon2, CPU_OCTEON2,
- ISA_MIPS64R2 | INSN_OCTEON2, mips_cp0_names_numeric,
+ ISA_MIPS64R2 | INSN_OCTEON2, 0, mips_cp0_names_numeric,
NULL, 0, mips_hwr_names_numeric },
{ "xlr", 1, bfd_mach_mips_xlr, CPU_XLR,
- ISA_MIPS64 | INSN_XLR,
+ ISA_MIPS64 | INSN_XLR, 0,
mips_cp0_names_xlr,
mips_cp0sel_names_xlr, ARRAY_SIZE (mips_cp0sel_names_xlr),
mips_hwr_names_numeric },
/* XLP is mostly like XLR, with the prominent exception it is being
MIPS64R2. */
{ "xlp", 1, bfd_mach_mips_xlr, CPU_XLR,
- ISA_MIPS64R2 | INSN_XLR,
+ ISA_MIPS64R2 | INSN_XLR, 0,
mips_cp0_names_xlr,
mips_cp0sel_names_xlr, ARRAY_SIZE (mips_cp0sel_names_xlr),
mips_hwr_names_numeric },
/* This entry, mips16, is here only for ISA/processor selection; do
not print its name. */
- { "", 1, bfd_mach_mips16, CPU_MIPS16, ISA_MIPS3,
+ { "", 1, bfd_mach_mips16, CPU_MIPS16, ISA_MIPS3, 0,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
};
values. */
static int mips_processor;
static int mips_isa;
+static int mips_ase;
static int micromips_ase;
static const char * const *mips_gpr_names;
static const char * const *mips_fpr_names;
mips_isa = ISA_MIPS3;
mips_processor = CPU_R3000;
micromips_ase = 0;
+ mips_ase = 0;
mips_gpr_names = mips_gpr_names_oldabi;
mips_fpr_names = mips_fpr_names_numeric;
mips_cp0_names = mips_cp0_names_numeric;
FIXME: Where does mips_target_info come from? */
target_processor = mips_target_info.processor;
mips_isa = mips_target_info.isa;
+ mips_ase = mips_target_info.ase;
#else
chosen_arch = choose_arch_by_number (info->mach);
if (chosen_arch != NULL)
{
mips_processor = chosen_arch->processor;
mips_isa = chosen_arch->isa;
+ mips_ase = chosen_arch->ase;
mips_cp0_names = chosen_arch->cp0_names;
mips_cp0sel_names = chosen_arch->cp0sel_names;
mips_cp0sel_names_len = chosen_arch->cp0sel_names_len;
no_aliases = 1;
return;
}
+
+ if (CONST_STRNEQ (option, "virt"))
+ {
+ mips_ase |= ASE_VIRT;
+ if (mips_isa & ISA_MIPS64R2)
+ mips_ase |= ASE_VIRT64;
+ return;
+ }
/* Look for the = that delimits the end of the option name. */
for (i = 0; i < len; i++)
infprintf (is, "0x%x", msbd + 1);
break;
+ case 'J': /* hypcall operand */
+ infprintf (is, "0x%x", GET_OP (l, CODE10));
+ break;
+
case 't': /* Coprocessor 0 reg name */
infprintf (is, "%s", mips_cp0_names[GET_OP (l, RT)]);
break;
infprintf (is, "%s", mips_fpr_names[GET_OP (l, FZ)]);
break;
+ case 'j': /* 9-bit signed offset in bit 7. */
+ infprintf (is, "%d", GET_OP_S (l, EVAOFFSET));
+ break;
+
default:
/* xgettext:c-format */
infprintf (is,
case 'U':
{
/* First check for both rd and rt being equal. */
- unsigned int reg = GET_OP (l, RD);
+ unsigned int reg;
+
+ reg = GET_OP (l, RD);
if (reg == GET_OP (l, RT))
infprintf (is, "%s", mips_gpr_names[reg]);
else
const char *d;
/* We always allow to disassemble the jalx instruction. */
- if (!opcode_is_member (op, mips_isa, mips_processor)
+ if (!opcode_is_member (op, mips_isa, mips_ase, mips_processor)
&& strcmp (op->name, "jalx"))
continue;
}
}
+
+/* Check if the given address is the last word of a MIPS16 PLT entry.
+ This word is data and depending on the value it may interfere with
+ disassembly of further PLT entries. We make use of the fact PLT
+ symbols are marked BSF_SYNTHETIC. */
+static bfd_boolean
+is_mips16_plt_tail (struct disassemble_info *info, bfd_vma addr)
+{
+ if (info->symbols
+ && info->symbols[0]
+ && (info->symbols[0]->flags & BSF_SYNTHETIC)
+ && addr == bfd_asymbol_value (info->symbols[0]) + 12)
+ return TRUE;
+
+ return FALSE;
+}
+
/* Disassemble mips16 instructions. */
static int
{
const fprintf_ftype infprintf = info->fprintf_func;
int status;
- bfd_byte buffer[2];
+ bfd_byte buffer[4];
int length;
int insn;
bfd_boolean use_extend;
info->insn_info_valid = 1;
info->branch_delay_insns = 0;
info->data_size = 0;
- info->insn_type = dis_nonbranch;
info->target = 0;
info->target2 = 0;
- status = (*info->read_memory_func) (memaddr, buffer, 2, info);
+ /* Decode PLT entry's GOT slot address word. */
+ if (is_mips16_plt_tail (info, memaddr))
+ {
+ info->insn_type = dis_noninsn;
+ status = (*info->read_memory_func) (memaddr, buffer, 4, info);
+ if (status == 0)
+ {
+ unsigned int gotslot;
+
+ if (info->endian == BFD_ENDIAN_BIG)
+ gotslot = bfd_getb32 (buffer);
+ else
+ gotslot = bfd_getl32 (buffer);
+ infprintf (is, ".word\t0x%x", gotslot);
+
+ return 4;
+ }
+ }
+ else
+ {
+ info->insn_type = dis_nonbranch;
+ status = (*info->read_memory_func) (memaddr, buffer, 2, info);
+ }
if (status != 0)
{
(*info->memory_error_func) (status, memaddr, info);
{
case 0x000000fc: /* mfc0 */
case 0x000002fc: /* mtc0 */
+ case 0x000004fc: /* mfgc0 */
+ case 0x000006fc: /* mtgc0 */
case 0x580000fc: /* dmfc0 */
case 0x580002fc: /* dmtc0 */
+ case 0x580000e7: /* dmfgc0 */
+ case 0x580002e7: /* dmtgc0 */
infprintf (is, "%s", mips_cp0_names[GET_OP (insn, RS)]);
break;
default:
infprintf (is, "0x%x", msbd + 1);
break;
+ case 'j': /* 9-bit signed offset in bit 0. */
+ delta = GET_OP_S (insn, EVAOFFSET);
+ infprintf (is, "%d", delta);
+ break;
+
default:
/* xgettext:c-format */
infprintf (is,
static bfd_boolean
is_compressed_mode_p (struct disassemble_info *info)
{
- elf_symbol_type *symbol;
- int pos;
int i;
-
- for (i = 0; i < info->num_symbols; i++)
- {
- pos = info->symtab_pos + i;
-
- if (bfd_asymbol_flavour (info->symtab[pos]) != bfd_target_elf_flavour)
- continue;
-
- if (info->symtab[pos]->section != info->section)
- continue;
-
- symbol = (elf_symbol_type *) info->symtab[pos];
- if ((!micromips_ase
- && ELF_ST_IS_MIPS16 (symbol->internal_elf_sym.st_other))
- || (micromips_ase
- && ELF_ST_IS_MICROMIPS (symbol->internal_elf_sym.st_other)))
- return 1;
- }
+ int l;
+
+ for (i = info->symtab_pos, l = i + info->num_symbols; i < l; i++)
+ if (((info->symtab[i])->flags & BSF_SYNTHETIC) != 0
+ && ((!micromips_ase
+ && ELF_ST_IS_MIPS16 ((*info->symbols)->udata.i))
+ || (micromips_ase
+ && ELF_ST_IS_MICROMIPS ((*info->symbols)->udata.i))))
+ return 1;
+ else if (bfd_asymbol_flavour (info->symtab[i]) == bfd_target_elf_flavour
+ && info->symtab[i]->section == info->section)
+ {
+ elf_symbol_type *symbol = (elf_symbol_type *) info->symtab[i];
+ if ((!micromips_ase
+ && ELF_ST_IS_MIPS16 (symbol->internal_elf_sym.st_other))
+ || (micromips_ase
+ && ELF_ST_IS_MICROMIPS (symbol->internal_elf_sym.st_other)))
+ return 1;
+ }
return 0;
}
The following MIPS specific disassembler options are supported for use\n\
with the -M switch (multiple options should be separated by commas):\n"));
+ fprintf (stream, _("\n\
+ virt Recognize the virtualization ASE instructions.\n"));
+
fprintf (stream, _("\n\
gpr-names=ABI Print GPR names according to specified ABI.\n\
Default: based on binary being disassembled.\n"));