/* Print mips instructions for GDB, the GNU debugger, or for objdump.
Copyright 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2005
+ 2000, 2001, 2002, 2003, 2005, 2006, 2007, 2008, 2009
Free Software Foundation, Inc.
Contributed by Nobuyuki Hikichi(hikichi@sra.co.jp).
- This file is part of GDB, GAS, and the GNU binutils.
+ This file is part of the GNU opcodes library.
- This program is free software; you can redistribute it and/or modify
+ This library 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
- (at your option) any later version.
+ the Free Software Foundation; either version 3, or (at your option)
+ any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
+ It is distributed in the hope that it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ or FITNESS FOR A PARTICULAR PURPOSE. See the 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
const char * const name;
};
-/* The mips16 register names. */
-static const char * const mips16_reg_names[] =
+/* The mips16 registers. */
+static const unsigned int mips16_to_32_reg_map[] =
{
- "s0", "s1", "v0", "v1", "a0", "a1", "a2", "a3"
+ 16, 17, 2, 3, 4, 5, 6, 7
};
+#define mips16_reg_names(rn) mips_gpr_names[mips16_to_32_reg_map[rn]]
+
+
static const char * const mips_gpr_names_numeric[32] =
{
"$0", "$1", "$2", "$3", "$4", "$5", "$6", "$7",
"$24", "$25", "$26", "$27", "$28", "$29", "$30", "$31"
};
+static const char * const mips_cp0_names_r3000[32] =
+{
+ "c0_index", "c0_random", "c0_entrylo", "$3",
+ "c0_context", "$5", "$6", "$7",
+ "c0_badvaddr", "$9", "c0_entryhi", "$11",
+ "c0_sr", "c0_cause", "c0_epc", "c0_prid",
+ "$16", "$17", "$18", "$19",
+ "$20", "$21", "$22", "$23",
+ "$24", "$25", "$26", "$27",
+ "$28", "$29", "$30", "$31",
+};
+
+static const char * const mips_cp0_names_r4000[32] =
+{
+ "c0_index", "c0_random", "c0_entrylo0", "c0_entrylo1",
+ "c0_context", "c0_pagemask", "c0_wired", "$7",
+ "c0_badvaddr", "c0_count", "c0_entryhi", "c0_compare",
+ "c0_sr", "c0_cause", "c0_epc", "c0_prid",
+ "c0_config", "c0_lladdr", "c0_watchlo", "c0_watchhi",
+ "c0_xcontext", "$21", "$22", "$23",
+ "$24", "$25", "c0_ecc", "c0_cacheerr",
+ "c0_taglo", "c0_taghi", "c0_errorepc", "$31",
+};
+
static const char * const mips_cp0_names_mips3264[32] =
{
"c0_index", "c0_random", "c0_entrylo0", "c0_entrylo1",
static const struct mips_cp0sel_name mips_cp0sel_names_mips3264r2[] =
{
{ 4, 1, "c0_contextconfig" },
+ { 0, 1, "c0_mvpcontrol" },
+ { 0, 2, "c0_mvpconf0" },
+ { 0, 3, "c0_mvpconf1" },
+ { 1, 1, "c0_vpecontrol" },
+ { 1, 2, "c0_vpeconf0" },
+ { 1, 3, "c0_vpeconf1" },
+ { 1, 4, "c0_yqmask" },
+ { 1, 5, "c0_vpeschedule" },
+ { 1, 6, "c0_vpeschefback" },
+ { 2, 1, "c0_tcstatus" },
+ { 2, 2, "c0_tcbind" },
+ { 2, 3, "c0_tcrestart" },
+ { 2, 4, "c0_tchalt" },
+ { 2, 5, "c0_tccontext" },
+ { 2, 6, "c0_tcschedule" },
+ { 2, 7, "c0_tcschefback" },
{ 5, 1, "c0_pagegrain" },
+ { 6, 1, "c0_srsconf0" },
+ { 6, 2, "c0_srsconf1" },
+ { 6, 3, "c0_srsconf2" },
+ { 6, 4, "c0_srsconf3" },
+ { 6, 5, "c0_srsconf4" },
{ 12, 1, "c0_intctl" },
{ 12, 2, "c0_srsctl" },
{ 12, 3, "c0_srsmap" },
{ 29, 3, "c0_datahi_d" },
};
+/* Xlr cop0 register names. */
+static const char * const mips_cp0_names_xlr[32] = {
+ "c0_index", "c0_random", "c0_entrylo0", "c0_entrylo1",
+ "c0_context", "c0_pagemask", "c0_wired", "$7",
+ "c0_badvaddr", "c0_count", "c0_entryhi", "c0_compare",
+ "c0_status", "c0_cause", "c0_epc", "c0_prid",
+ "c0_config", "c0_lladdr", "c0_watchlo", "c0_watchhi",
+ "c0_xcontext", "$21", "$22", "c0_debug",
+ "c0_depc", "c0_perfcnt", "c0_errctl", "c0_cacheerr_i",
+ "c0_taglo_i", "c0_taghi_i", "c0_errorepc", "c0_desave",
+};
+
+/* XLR's CP0 Select Registers. */
+
+static const struct mips_cp0sel_name mips_cp0sel_names_xlr[] = {
+ { 9, 6, "c0_extintreq" },
+ { 9, 7, "c0_extintmask" },
+ { 15, 1, "c0_ebase" },
+ { 16, 1, "c0_config1" },
+ { 16, 2, "c0_config2" },
+ { 16, 3, "c0_config3" },
+ { 16, 7, "c0_procid2" },
+ { 18, 1, "c0_watchlo,1" },
+ { 18, 2, "c0_watchlo,2" },
+ { 18, 3, "c0_watchlo,3" },
+ { 18, 4, "c0_watchlo,4" },
+ { 18, 5, "c0_watchlo,5" },
+ { 18, 6, "c0_watchlo,6" },
+ { 18, 7, "c0_watchlo,7" },
+ { 19, 1, "c0_watchhi,1" },
+ { 19, 2, "c0_watchhi,2" },
+ { 19, 3, "c0_watchhi,3" },
+ { 19, 4, "c0_watchhi,4" },
+ { 19, 5, "c0_watchhi,5" },
+ { 19, 6, "c0_watchhi,6" },
+ { 19, 7, "c0_watchhi,7" },
+ { 25, 1, "c0_perfcnt,1" },
+ { 25, 2, "c0_perfcnt,2" },
+ { 25, 3, "c0_perfcnt,3" },
+ { 25, 4, "c0_perfcnt,4" },
+ { 25, 5, "c0_perfcnt,5" },
+ { 25, 6, "c0_perfcnt,6" },
+ { 25, 7, "c0_perfcnt,7" },
+ { 27, 1, "c0_cacheerr,1" },
+ { 27, 2, "c0_cacheerr,2" },
+ { 27, 3, "c0_cacheerr,3" },
+ { 28, 1, "c0_datalo" },
+ { 29, 1, "c0_datahi" }
+};
+
static const char * const mips_hwr_names_numeric[32] =
{
"$0", "$1", "$2", "$3", "$4", "$5", "$6", "$7",
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
{ "r3000", 1, bfd_mach_mips3000, CPU_R3000, ISA_MIPS1,
- mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+ mips_cp0_names_r3000, NULL, 0, mips_hwr_names_numeric },
{ "r3900", 1, bfd_mach_mips3900, CPU_R3900, ISA_MIPS1,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
{ "r4000", 1, bfd_mach_mips4000, CPU_R4000, ISA_MIPS3,
- mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+ mips_cp0_names_r4000, NULL, 0, mips_hwr_names_numeric },
{ "r4010", 1, bfd_mach_mips4010, CPU_R4010, ISA_MIPS2,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
{ "vr4100", 1, bfd_mach_mips4100, CPU_VR4100, ISA_MIPS3,
{ "r4300", 1, bfd_mach_mips4300, CPU_R4300, ISA_MIPS3,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
{ "r4400", 1, bfd_mach_mips4400, CPU_R4400, ISA_MIPS3,
- mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+ mips_cp0_names_r4000, NULL, 0, mips_hwr_names_numeric },
{ "r4600", 1, bfd_mach_mips4600, CPU_R4600, ISA_MIPS3,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
{ "r4650", 1, bfd_mach_mips4650, CPU_R4650, ISA_MIPS3,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
{ "r12000", 1, bfd_mach_mips12000, CPU_R12000, ISA_MIPS4,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+ { "r14000", 1, bfd_mach_mips14000, CPU_R14000, ISA_MIPS4,
+ mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+ { "r16000", 1, bfd_mach_mips16000, CPU_R16000, ISA_MIPS4,
+ mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
{ "mips5", 1, bfd_mach_mips5, CPU_MIPS5, ISA_MIPS5,
mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
MIPS32 Architecture_ (MIPS Document Number MD00082, Revision 0.95),
page 1. */
{ "mips32", 1, bfd_mach_mipsisa32, CPU_MIPS32,
- ISA_MIPS32 | INSN_MIPS16 | INSN_DSP,
+ ISA_MIPS32 | INSN_MIPS16 | INSN_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_MIPS16 | INSN_DSP | INSN_MT,
+ (ISA_MIPS32R2 | INSN_MIPS16 | INSN_SMARTMIPS | INSN_DSP | INSN_DSPR2
+ | INSN_MIPS3D | INSN_MT),
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_MIPS16 | INSN_MIPS3D | INSN_MDMX | INSN_DSP,
+ ISA_MIPS64 | INSN_MIPS16 | INSN_MIPS3D | INSN_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_MIPS16 | INSN_MIPS3D | INSN_MDMX | INSN_DSP,
+ (ISA_MIPS64R2 | INSN_MIPS16 | INSN_MIPS3D | INSN_DSP | INSN_DSPR2
+ | INSN_DSP64 | INSN_MT | INSN_MDMX),
mips_cp0_names_mips3264r2,
mips_cp0sel_names_mips3264r2, ARRAY_SIZE (mips_cp0sel_names_mips3264r2),
mips_hwr_names_mips3264r2 },
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,
+ 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,
+ NULL, 0, mips_hwr_names_numeric },
+
+ { "octeon", 1, bfd_mach_mips_octeon, CPU_OCTEON,
+ ISA_MIPS64R2 | INSN_OCTEON, mips_cp0_names_numeric, NULL, 0,
+ mips_hwr_names_numeric },
+
+ { "xlr", 1, bfd_mach_mips_xlr, CPU_XLR,
+ ISA_MIPS64 | INSN_XLR,
+ 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 | INSN_MIPS16,
const struct mips_arch_choice *chosen_arch;
/* Try to match options that are simple flags */
- if (strncmp (option, "no-aliases", 10) == 0)
+ if (CONST_STRNEQ (option, "no-aliases"))
{
no_aliases = 1;
return;
print_insn_args (const char *d,
register unsigned long int l,
bfd_vma pc,
- struct disassemble_info *info)
+ struct disassemble_info *info,
+ const struct mips_opcode *opp)
{
int op, delta;
unsigned int lsb, msb, msbd;
(*info->fprintf_func) (info->stream, "0x%x", msb - lsb + 1);
break;
+ case '1':
+ (*info->fprintf_func) (info->stream, "0x%lx",
+ (l >> OP_SH_UDI1) & OP_MASK_UDI1);
+ break;
+
+ case '2':
+ (*info->fprintf_func) (info->stream, "0x%lx",
+ (l >> OP_SH_UDI2) & OP_MASK_UDI2);
+ break;
+
+ case '3':
+ (*info->fprintf_func) (info->stream, "0x%lx",
+ (l >> OP_SH_UDI3) & OP_MASK_UDI3);
+ break;
+
+ case '4':
+ (*info->fprintf_func) (info->stream, "0x%lx",
+ (l >> OP_SH_UDI4) & OP_MASK_UDI4);
+ break;
+
case 'C':
case 'H':
msbd = (l >> OP_SH_EXTMSBD) & OP_MASK_EXTMSBD;
break;
}
+ case 'x': /* bbit bit index */
+ (*info->fprintf_func) (info->stream, "0x%lx",
+ (l >> OP_SH_BBITIND) & OP_MASK_BBITIND);
+ break;
+
+ case 'p': /* cins, cins32, exts and exts32 position */
+ (*info->fprintf_func) (info->stream, "0x%lx",
+ (l >> OP_SH_CINSPOS) & OP_MASK_CINSPOS);
+ break;
+
+ case 's': /* cins and exts length-minus-one */
+ (*info->fprintf_func) (info->stream, "0x%lx",
+ (l >> OP_SH_CINSLM1) & OP_MASK_CINSLM1);
+ break;
+
+ case 'S': /* cins32 and exts32 length-minus-one field */
+ (*info->fprintf_func) (info->stream, "0x%lx",
+ (l >> OP_SH_CINSLM1) & OP_MASK_CINSLM1);
+ break;
+
+ case 'Q': /* seqi/snei immediate field */
+ op = (l >> OP_SH_SEQI) & OP_MASK_SEQI;
+ /* Sign-extend it. */
+ op = (op ^ 512) - 512;
+ (*info->fprintf_func) (info->stream, "%d", op);
+ break;
+
default:
/* xgettext:c-format */
(*info->fprintf_func) (info->stream,
}
break;
+ case '2':
+ (*info->fprintf_func) (info->stream, "0x%lx",
+ (l >> OP_SH_BP) & OP_MASK_BP);
+ break;
+
case '3':
(*info->fprintf_func) (info->stream, "0x%lx",
(l >> OP_SH_SA3) & OP_MASK_SA3);
case 'a':
info->target = (((pc + 4) & ~(bfd_vma) 0x0fffffff)
| (((l >> OP_SH_TARGET) & OP_MASK_TARGET) << 2));
+ /* For gdb disassembler, force odd address on jalx. */
+ if (info->flavour == bfd_target_unknown_flavour
+ && strcmp (opp->name, "jalx") == 0)
+ info->target |= 1;
(*info->print_address_func) (info->target, info);
break;
break;
case '<':
+ case '1':
(*info->fprintf_func) (info->stream, "0x%lx",
(l >> OP_SH_SHAMT) & OP_MASK_SHAMT);
break;
break;
case 'N':
- (*info->fprintf_func) (info->stream, "$fcc%ld",
+ (*info->fprintf_func) (info->stream,
+ ((opp->pinfo & (FP_D | FP_S)) != 0
+ ? "$fcc%ld" : "$cc%ld"),
(l >> OP_SH_BCC) & OP_MASK_BCC);
break;
default:
/* xgettext:c-format */
(*info->fprintf_func) (info->stream,
- _("# internal error, undefined modifier(%c)"),
+ _("# internal error, undefined modifier (%c)"),
*d);
return;
}
if (d != NULL && *d != '\0')
{
(*info->fprintf_func) (info->stream, "\t");
- print_insn_args (d, word, memaddr, info);
+ print_insn_args (d, word, memaddr, info, op);
}
return INSNLEN;
case 'y':
case 'w':
(*info->fprintf_func) (info->stream, "%s",
- mips16_reg_names[((l >> MIPS16OP_SH_RY)
- & MIPS16OP_MASK_RY)]);
+ mips16_reg_names(((l >> MIPS16OP_SH_RY)
+ & MIPS16OP_MASK_RY)));
break;
case 'x':
case 'v':
(*info->fprintf_func) (info->stream, "%s",
- mips16_reg_names[((l >> MIPS16OP_SH_RX)
- & MIPS16OP_MASK_RX)]);
+ mips16_reg_names(((l >> MIPS16OP_SH_RX)
+ & MIPS16OP_MASK_RX)));
break;
case 'z':
(*info->fprintf_func) (info->stream, "%s",
- mips16_reg_names[((l >> MIPS16OP_SH_RZ)
- & MIPS16OP_MASK_RZ)]);
+ mips16_reg_names(((l >> MIPS16OP_SH_RZ)
+ & MIPS16OP_MASK_RZ)));
break;
case 'Z':
(*info->fprintf_func) (info->stream, "%s",
- mips16_reg_names[((l >> MIPS16OP_SH_MOVE32Z)
- & MIPS16OP_MASK_MOVE32Z)]);
+ mips16_reg_names(((l >> MIPS16OP_SH_MOVE32Z)
+ & MIPS16OP_MASK_MOVE32Z)));
break;
case '0':
}
}
info->target = (baseaddr & ~((1 << shift) - 1)) + immed;
+ if (pcrel && branch
+ && info->flavour == bfd_target_unknown_flavour)
+ /* For gdb disassembler, maintain odd address. */
+ info->target |= 1;
(*info->print_address_func) (info->target, info);
}
}
break;
case 'a':
- if (! use_extend)
- extend = 0;
- l = ((l & 0x1f) << 23) | ((l & 0x3e0) << 13) | (extend << 2);
+ {
+ int jalx = l & 0x400;
+
+ if (! use_extend)
+ extend = 0;
+ l = ((l & 0x1f) << 23) | ((l & 0x3e0) << 13) | (extend << 2);
+ if (!jalx && info->flavour == bfd_target_unknown_flavour)
+ /* For gdb disassembler, maintain odd address. */
+ l |= 1;
+ }
info->target = ((memaddr + 4) & ~(bfd_vma) 0x0fffffff) | l;
(*info->print_address_func) (info->target, info);
info->insn_type = dis_jsr;
}
break;
+ case 'm':
+ case 'M':
+ /* MIPS16e save/restore. */
+ {
+ int need_comma = 0;
+ int amask, args, statics;
+ int nsreg, smask;
+ int framesz;
+ int i, j;
+
+ l = l & 0x7f;
+ if (use_extend)
+ l |= extend << 16;
+
+ amask = (l >> 16) & 0xf;
+ if (amask == MIPS16_ALL_ARGS)
+ {
+ args = 4;
+ statics = 0;
+ }
+ else if (amask == MIPS16_ALL_STATICS)
+ {
+ args = 0;
+ statics = 4;
+ }
+ else
+ {
+ args = amask >> 2;
+ statics = amask & 3;
+ }
+
+ if (args > 0) {
+ (*info->fprintf_func) (info->stream, "%s", mips_gpr_names[4]);
+ if (args > 1)
+ (*info->fprintf_func) (info->stream, "-%s",
+ mips_gpr_names[4 + args - 1]);
+ need_comma = 1;
+ }
+
+ framesz = (((l >> 16) & 0xf0) | (l & 0x0f)) * 8;
+ if (framesz == 0 && !use_extend)
+ framesz = 128;
+
+ (*info->fprintf_func) (info->stream, "%s%d",
+ need_comma ? "," : "",
+ framesz);
+
+ if (l & 0x40) /* $ra */
+ (*info->fprintf_func) (info->stream, ",%s", mips_gpr_names[31]);
+
+ nsreg = (l >> 24) & 0x7;
+ smask = 0;
+ if (l & 0x20) /* $s0 */
+ smask |= 1 << 0;
+ if (l & 0x10) /* $s1 */
+ smask |= 1 << 1;
+ if (nsreg > 0) /* $s2-$s8 */
+ smask |= ((1 << nsreg) - 1) << 2;
+
+ /* Find first set static reg bit. */
+ for (i = 0; i < 9; i++)
+ {
+ if (smask & (1 << i))
+ {
+ (*info->fprintf_func) (info->stream, ",%s",
+ mips_gpr_names[i == 8 ? 30 : (16 + i)]);
+ /* Skip over string of set bits. */
+ for (j = i; smask & (2 << j); j++)
+ continue;
+ if (j > i)
+ (*info->fprintf_func) (info->stream, "-%s",
+ mips_gpr_names[j == 8 ? 30 : (16 + j)]);
+ i = j + 1;
+ }
+ }
+
+ /* Statics $ax - $a3. */
+ if (statics == 1)
+ (*info->fprintf_func) (info->stream, ",%s", mips_gpr_names[7]);
+ else if (statics > 0)
+ (*info->fprintf_func) (info->stream, ",%s-%s",
+ mips_gpr_names[7 - statics + 1],
+ mips_gpr_names[7]);
+ }
+ break;
+
default:
/* xgettext:c-format */
(*info->fprintf_func)
#if SYMTAB_AVAILABLE
if (info->mach == bfd_mach_mips16
- || (info->flavour == bfd_target_elf_flavour
- && info->symbols != NULL
- && ((*(elf_symbol_type **) info->symbols)->internal_elf_sym.st_other
- == STO_MIPS16)))
+ || (info->symbols != NULL
+ && bfd_asymbol_flavour (*info->symbols) == bfd_target_elf_flavour
+ && ELF_ST_IS_MIPS16 ((*(elf_symbol_type **) info->symbols)
+ ->internal_elf_sym.st_other)))
return print_insn_mips16 (memaddr, info);
#endif