static void
print_insn_args (const char *d,
- register unsigned long int l,
+ int l,
bfd_vma pc,
struct disassemble_info *info,
const struct mips_opcode *opp)
{
- int op, delta;
+ const fprintf_ftype infprintf = info->fprintf_func;
unsigned int lsb, msb, msbd;
+ void *is = info->stream;
+ int op;
lsb = 0;
+#define GET_OP(insn, field) \
+ (((insn) >> OP_SH_##field) & OP_MASK_##field)
+#define GET_OP_S(insn, field) \
+ ((GET_OP (insn, field) ^ ((OP_MASK_##field >> 1) + 1)) \
+ - ((OP_MASK_##field >> 1) + 1))
for (; *d != '\0'; d++)
{
switch (*d)
case ')':
case '[':
case ']':
- (*info->fprintf_func) (info->stream, "%c", *d);
+ infprintf (is, "%c", *d);
break;
case '+':
{
case '\0':
/* xgettext:c-format */
- (*info->fprintf_func) (info->stream,
- _("# internal error, incomplete extension sequence (+)"));
+ infprintf (is,
+ _("# internal error, "
+ "incomplete extension sequence (+)"));
return;
case 'A':
- lsb = (l >> OP_SH_SHAMT) & OP_MASK_SHAMT;
- (*info->fprintf_func) (info->stream, "0x%x", lsb);
+ lsb = GET_OP (l, SHAMT);
+ infprintf (is, "0x%x", lsb);
break;
case 'B':
- msb = (l >> OP_SH_INSMSB) & OP_MASK_INSMSB;
- (*info->fprintf_func) (info->stream, "0x%x", msb - lsb + 1);
+ msb = GET_OP (l, INSMSB);
+ infprintf (is, "0x%x", msb - lsb + 1);
break;
case '1':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_UDI1) & OP_MASK_UDI1);
+ infprintf (is, "0x%x", GET_OP (l, UDI1));
break;
case '2':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_UDI2) & OP_MASK_UDI2);
+ infprintf (is, "0x%x", GET_OP (l, UDI2));
break;
case '3':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_UDI3) & OP_MASK_UDI3);
+ infprintf (is, "0x%x", GET_OP (l, UDI3));
break;
case '4':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_UDI4) & OP_MASK_UDI4);
+ infprintf (is, "0x%x", GET_OP (l, UDI4));
break;
case 'C':
case 'H':
- msbd = (l >> OP_SH_EXTMSBD) & OP_MASK_EXTMSBD;
- (*info->fprintf_func) (info->stream, "0x%x", msbd + 1);
+ msbd = GET_OP (l, EXTMSBD);
+ infprintf (is, "0x%x", msbd + 1);
break;
case 'D':
const struct mips_cp0sel_name *n;
unsigned int cp0reg, sel;
- cp0reg = (l >> OP_SH_RD) & OP_MASK_RD;
- sel = (l >> OP_SH_SEL) & OP_MASK_SEL;
+ cp0reg = GET_OP (l, RD);
+ sel = GET_OP (l, SEL);
/* CP0 register including 'sel' code for mtcN (et al.), to be
printed textually if known. If not known, print both
n = lookup_mips_cp0sel_name(mips_cp0sel_names,
mips_cp0sel_names_len, cp0reg, sel);
if (n != NULL)
- (*info->fprintf_func) (info->stream, "%s", n->name);
+ infprintf (is, "%s", n->name);
else
- (*info->fprintf_func) (info->stream, "$%d,%d", cp0reg, sel);
+ infprintf (is, "$%d,%d", cp0reg, sel);
break;
}
case 'E':
- lsb = ((l >> OP_SH_SHAMT) & OP_MASK_SHAMT) + 32;
- (*info->fprintf_func) (info->stream, "0x%x", lsb);
+ lsb = GET_OP (l, SHAMT) + 32;
+ infprintf (is, "0x%x", lsb);
break;
case 'F':
- msb = ((l >> OP_SH_INSMSB) & OP_MASK_INSMSB) + 32;
- (*info->fprintf_func) (info->stream, "0x%x", msb - lsb + 1);
+ msb = GET_OP (l, INSMSB) + 32;
+ infprintf (is, "0x%x", msb - lsb + 1);
break;
case 'G':
- msbd = ((l >> OP_SH_EXTMSBD) & OP_MASK_EXTMSBD) + 32;
- (*info->fprintf_func) (info->stream, "0x%x", msbd + 1);
+ msbd = GET_OP (l, EXTMSBD) + 32;
+ infprintf (is, "0x%x", msbd + 1);
break;
case 't': /* Coprocessor 0 reg name */
- (*info->fprintf_func) (info->stream, "%s",
- mips_cp0_names[(l >> OP_SH_RT) &
- OP_MASK_RT]);
+ infprintf (is, "%s", mips_cp0_names[GET_OP (l, RT)]);
break;
case 'T': /* Coprocessor 0 reg name */
const struct mips_cp0sel_name *n;
unsigned int cp0reg, sel;
- cp0reg = (l >> OP_SH_RT) & OP_MASK_RT;
- sel = (l >> OP_SH_SEL) & OP_MASK_SEL;
+ cp0reg = GET_OP (l, RT);
+ sel = GET_OP (l, SEL);
/* CP0 register including 'sel' code for mftc0, to be
printed textually if known. If not known, print both
n = lookup_mips_cp0sel_name(mips_cp0sel_names,
mips_cp0sel_names_len, cp0reg, sel);
if (n != NULL)
- (*info->fprintf_func) (info->stream, "%s", n->name);
+ infprintf (is, "%s", n->name);
else
- (*info->fprintf_func) (info->stream, "$%d,%d", cp0reg, sel);
+ infprintf (is, "$%d,%d", cp0reg, sel);
break;
}
case 'x': /* bbit bit index */
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_BBITIND) & OP_MASK_BBITIND);
+ infprintf (is, "0x%x", GET_OP (l, BBITIND));
break;
case 'p': /* cins, cins32, exts and exts32 position */
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_CINSPOS) & OP_MASK_CINSPOS);
+ infprintf (is, "0x%x", GET_OP (l, CINSPOS));
break;
case 's': /* cins and exts length-minus-one */
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_CINSLM1) & OP_MASK_CINSLM1);
+ infprintf (is, "0x%x", GET_OP (l, 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);
+ infprintf (is, "0x%x", GET_OP (l, 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);
+ infprintf (is, "%d", GET_OP_S (l, SEQI));
break;
case 'a': /* 8-bit signed offset in bit 6 */
- delta = (l >> OP_SH_OFFSET_A) & OP_MASK_OFFSET_A;
- if (delta & 0x80)
- delta |= ~OP_MASK_OFFSET_A;
- (*info->fprintf_func) (info->stream, "%d", delta);
+ infprintf (is, "%d", GET_OP_S (l, OFFSET_A));
break;
case 'b': /* 8-bit signed offset in bit 3 */
- delta = (l >> OP_SH_OFFSET_B) & OP_MASK_OFFSET_B;
- if (delta & 0x80)
- delta |= ~OP_MASK_OFFSET_B;
- (*info->fprintf_func) (info->stream, "%d", delta);
+ infprintf (is, "%d", GET_OP_S (l, OFFSET_B));
break;
case 'c': /* 9-bit signed offset in bit 6 */
- delta = (l >> OP_SH_OFFSET_C) & OP_MASK_OFFSET_C;
- if (delta & 0x100)
- delta |= ~OP_MASK_OFFSET_C;
/* Left shift 4 bits to print the real offset. */
- (*info->fprintf_func) (info->stream, "%d", delta << 4);
+ infprintf (is, "%d", GET_OP_S (l, OFFSET_C) << 4);
break;
case 'z':
- (*info->fprintf_func) (info->stream, "%s",
- mips_gpr_names[(l >> OP_SH_RZ) & OP_MASK_RZ]);
+ infprintf (is, "%s", mips_gpr_names[GET_OP (l, RZ)]);
break;
case 'Z':
- (*info->fprintf_func) (info->stream, "%s",
- mips_fpr_names[(l >> OP_SH_FZ) & OP_MASK_FZ]);
+ infprintf (is, "%s", mips_fpr_names[GET_OP (l, FZ)]);
break;
default:
/* xgettext:c-format */
- (*info->fprintf_func) (info->stream,
- _("# internal error, undefined extension sequence (+%c)"),
- *d);
+ infprintf (is,
+ _("# internal error, "
+ "undefined extension sequence (+%c)"),
+ *d);
return;
}
break;
case '2':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_BP) & OP_MASK_BP);
+ infprintf (is, "0x%x", GET_OP (l, BP));
break;
case '3':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_SA3) & OP_MASK_SA3);
+ infprintf (is, "0x%x", GET_OP (l, SA3));
break;
case '4':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_SA4) & OP_MASK_SA4);
+ infprintf (is, "0x%x", GET_OP (l, SA4));
break;
case '5':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_IMM8) & OP_MASK_IMM8);
+ infprintf (is, "0x%x", GET_OP (l, IMM8));
break;
case '6':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_RS) & OP_MASK_RS);
+ infprintf (is, "0x%x", GET_OP (l, RS));
break;
case '7':
- (*info->fprintf_func) (info->stream, "$ac%ld",
- (l >> OP_SH_DSPACC) & OP_MASK_DSPACC);
+ infprintf (is, "$ac%d", GET_OP (l, DSPACC));
break;
case '8':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_WRDSP) & OP_MASK_WRDSP);
+ infprintf (is, "0x%x", GET_OP (l, WRDSP));
break;
case '9':
- (*info->fprintf_func) (info->stream, "$ac%ld",
- (l >> OP_SH_DSPACC_S) & OP_MASK_DSPACC_S);
+ infprintf (is, "$ac%d", GET_OP (l, DSPACC_S));
break;
case '0': /* dsp 6-bit signed immediate in bit 20 */
- delta = ((l >> OP_SH_DSPSFT) & OP_MASK_DSPSFT);
- if (delta & 0x20) /* test sign bit */
- delta |= ~OP_MASK_DSPSFT;
- (*info->fprintf_func) (info->stream, "%d", delta);
+ infprintf (is, "%d", GET_OP_S (l, DSPSFT));
break;
case ':': /* dsp 7-bit signed immediate in bit 19 */
- delta = ((l >> OP_SH_DSPSFT_7) & OP_MASK_DSPSFT_7);
- if (delta & 0x40) /* test sign bit */
- delta |= ~OP_MASK_DSPSFT_7;
- (*info->fprintf_func) (info->stream, "%d", delta);
+ infprintf (is, "%d", GET_OP_S (l, DSPSFT_7));
break;
case '~':
- delta = (l >> OP_SH_OFFSET12) & OP_MASK_OFFSET12;
- if (delta & 0x800)
- delta |= ~0x7ff;
- (*info->fprintf_func) (info->stream, "%d", delta);
+ infprintf (is, "%d", GET_OP_S (l, OFFSET12));
break;
case '\\':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_3BITPOS) & OP_MASK_3BITPOS);
+ infprintf (is, "0x%x", GET_OP (l, 3BITPOS));
break;
case '\'':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_RDDSP) & OP_MASK_RDDSP);
+ infprintf (is, "0x%x", GET_OP (l, RDDSP));
break;
case '@': /* dsp 10-bit signed immediate in bit 16 */
- delta = ((l >> OP_SH_IMM10) & OP_MASK_IMM10);
- if (delta & 0x200) /* test sign bit */
- delta |= ~OP_MASK_IMM10;
- (*info->fprintf_func) (info->stream, "%d", delta);
+ infprintf (is, "%d", GET_OP_S (l, IMM10));
break;
case '!':
- (*info->fprintf_func) (info->stream, "%ld",
- (l >> OP_SH_MT_U) & OP_MASK_MT_U);
+ infprintf (is, "%d", GET_OP (l, MT_U));
break;
case '$':
- (*info->fprintf_func) (info->stream, "%ld",
- (l >> OP_SH_MT_H) & OP_MASK_MT_H);
+ infprintf (is, "%d", GET_OP (l, MT_H));
break;
case '*':
- (*info->fprintf_func) (info->stream, "$ac%ld",
- (l >> OP_SH_MTACC_T) & OP_MASK_MTACC_T);
+ infprintf (is, "$ac%d", GET_OP (l, MTACC_T));
break;
case '&':
- (*info->fprintf_func) (info->stream, "$ac%ld",
- (l >> OP_SH_MTACC_D) & OP_MASK_MTACC_D);
+ infprintf (is, "$ac%d", GET_OP (l, MTACC_D));
break;
case 'g':
/* Coprocessor register for CTTC1, MTTC2, MTHC2, CTTC2. */
- (*info->fprintf_func) (info->stream, "$%ld",
- (l >> OP_SH_RD) & OP_MASK_RD);
+ infprintf (is, "$%d", GET_OP (l, RD));
break;
case 's':
case 'b':
case 'r':
case 'v':
- (*info->fprintf_func) (info->stream, "%s",
- mips_gpr_names[(l >> OP_SH_RS) & OP_MASK_RS]);
+ infprintf (is, "%s", mips_gpr_names[GET_OP (l, RS)]);
break;
case 't':
case 'w':
- (*info->fprintf_func) (info->stream, "%s",
- mips_gpr_names[(l >> OP_SH_RT) & OP_MASK_RT]);
+ infprintf (is, "%s", mips_gpr_names[GET_OP (l, RT)]);
break;
case 'i':
case 'u':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_IMMEDIATE) & OP_MASK_IMMEDIATE);
+ infprintf (is, "0x%x", GET_OP (l, IMMEDIATE));
break;
case 'j': /* Same as i, but sign-extended. */
case 'o':
- delta = (l >> OP_SH_DELTA) & OP_MASK_DELTA;
- if (delta & 0x8000)
- delta |= ~0xffff;
- (*info->fprintf_func) (info->stream, "%d",
- delta);
+ infprintf (is, "%d", GET_OP_S (l, DELTA));
break;
case 'h':
- (*info->fprintf_func) (info->stream, "0x%x",
- (unsigned int) ((l >> OP_SH_PREFX)
- & OP_MASK_PREFX));
+ infprintf (is, "0x%x", GET_OP (l, PREFX));
break;
case 'k':
- (*info->fprintf_func) (info->stream, "0x%x",
- (unsigned int) ((l >> OP_SH_CACHE)
- & OP_MASK_CACHE));
+ infprintf (is, "0x%x", GET_OP (l, CACHE));
break;
case 'a':
info->target = (((pc + 4) & ~(bfd_vma) 0x0fffffff)
- | (((l >> OP_SH_TARGET) & OP_MASK_TARGET) << 2));
+ | (GET_OP (l, TARGET) << 2));
/* For gdb disassembler, force odd address on jalx. */
if (info->flavour == bfd_target_unknown_flavour
&& strcmp (opp->name, "jalx") == 0)
case 'p':
/* Sign extend the displacement. */
- delta = (l >> OP_SH_DELTA) & OP_MASK_DELTA;
- if (delta & 0x8000)
- delta |= ~0xffff;
- info->target = (delta << 2) + pc + INSNLEN;
+ info->target = (GET_OP_S (l, DELTA) << 2) + pc + INSNLEN;
(*info->print_address_func) (info->target, info);
break;
case 'd':
- (*info->fprintf_func) (info->stream, "%s",
- mips_gpr_names[(l >> OP_SH_RD) & OP_MASK_RD]);
+ infprintf (is, "%s", mips_gpr_names[GET_OP (l, RD)]);
break;
case 'U':
{
/* First check for both rd and rt being equal. */
- unsigned int reg = (l >> OP_SH_RD) & OP_MASK_RD;
- if (reg == ((l >> OP_SH_RT) & OP_MASK_RT))
- (*info->fprintf_func) (info->stream, "%s",
- mips_gpr_names[reg]);
+ unsigned int reg = GET_OP (l, RD);
+ if (reg == GET_OP (l, RT))
+ infprintf (is, "%s", mips_gpr_names[reg]);
else
{
/* If one is zero use the other. */
if (reg == 0)
- (*info->fprintf_func) (info->stream, "%s",
- mips_gpr_names[(l >> OP_SH_RT) & OP_MASK_RT]);
- else if (((l >> OP_SH_RT) & OP_MASK_RT) == 0)
- (*info->fprintf_func) (info->stream, "%s",
- mips_gpr_names[reg]);
+ infprintf (is, "%s", mips_gpr_names[GET_OP (l, RT)]);
+ else if (GET_OP (l, RT) == 0)
+ infprintf (is, "%s", mips_gpr_names[reg]);
else /* Bogus, result depends on processor. */
- (*info->fprintf_func) (info->stream, "%s or %s",
- mips_gpr_names[reg],
- mips_gpr_names[(l >> OP_SH_RT) & OP_MASK_RT]);
+ infprintf (is, "%s or %s",
+ mips_gpr_names[reg],
+ mips_gpr_names[GET_OP (l, RT)]);
}
}
break;
case 'z':
- (*info->fprintf_func) (info->stream, "%s", mips_gpr_names[0]);
+ infprintf (is, "%s", mips_gpr_names[0]);
break;
case '<':
case '1':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_SHAMT) & OP_MASK_SHAMT);
+ infprintf (is, "0x%x", GET_OP (l, SHAMT));
break;
case 'c':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_CODE) & OP_MASK_CODE);
+ infprintf (is, "0x%x", GET_OP (l, CODE));
break;
case 'q':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_CODE2) & OP_MASK_CODE2);
+ infprintf (is, "0x%x", GET_OP (l, CODE2));
break;
case 'C':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_COPZ) & OP_MASK_COPZ);
+ infprintf (is, "0x%x", GET_OP (l, COPZ));
break;
case 'B':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_CODE20) & OP_MASK_CODE20);
+ infprintf (is, "0x%x", GET_OP (l, CODE20));
break;
case 'J':
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_CODE19) & OP_MASK_CODE19);
+ infprintf (is, "0x%x", GET_OP (l, CODE19));
break;
case 'S':
case 'V':
- (*info->fprintf_func) (info->stream, "%s",
- mips_fpr_names[(l >> OP_SH_FS) & OP_MASK_FS]);
+ infprintf (is, "%s", mips_fpr_names[GET_OP (l, FS)]);
break;
case 'T':
case 'W':
- (*info->fprintf_func) (info->stream, "%s",
- mips_fpr_names[(l >> OP_SH_FT) & OP_MASK_FT]);
+ infprintf (is, "%s", mips_fpr_names[GET_OP (l, FT)]);
break;
case 'D':
- (*info->fprintf_func) (info->stream, "%s",
- mips_fpr_names[(l >> OP_SH_FD) & OP_MASK_FD]);
+ infprintf (is, "%s", mips_fpr_names[GET_OP (l, FD)]);
break;
case 'R':
- (*info->fprintf_func) (info->stream, "%s",
- mips_fpr_names[(l >> OP_SH_FR) & OP_MASK_FR]);
+ infprintf (is, "%s", mips_fpr_names[GET_OP (l, FR)]);
break;
case 'E':
'T' format. Therefore, until we gain understanding of
cp2 register names, we can simply print the register
numbers. */
- (*info->fprintf_func) (info->stream, "$%ld",
- (l >> OP_SH_RT) & OP_MASK_RT);
+ infprintf (is, "$%d", GET_OP (l, RT));
break;
case 'G':
that FPU (cp1) instructions disassemble this field using
'S' format. Therefore, we only need to worry about cp0,
cp2, and cp3. */
- op = (l >> OP_SH_OP) & OP_MASK_OP;
+ op = GET_OP (l, OP);
if (op == OP_OP_COP0)
- (*info->fprintf_func) (info->stream, "%s",
- mips_cp0_names[(l >> OP_SH_RD) & OP_MASK_RD]);
+ infprintf (is, "%s", mips_cp0_names[GET_OP (l, RD)]);
else
- (*info->fprintf_func) (info->stream, "$%ld",
- (l >> OP_SH_RD) & OP_MASK_RD);
+ infprintf (is, "$%d", GET_OP (l, RD));
break;
case 'K':
- (*info->fprintf_func) (info->stream, "%s",
- mips_hwr_names[(l >> OP_SH_RD) & OP_MASK_RD]);
+ infprintf (is, "%s", mips_hwr_names[GET_OP (l, RD)]);
break;
case 'N':
- (*info->fprintf_func) (info->stream,
- ((opp->pinfo & (FP_D | FP_S)) != 0
- ? "$fcc%ld" : "$cc%ld"),
- (l >> OP_SH_BCC) & OP_MASK_BCC);
+ infprintf (is,
+ (opp->pinfo & (FP_D | FP_S)) != 0 ? "$fcc%d" : "$cc%d",
+ GET_OP (l, BCC));
break;
case 'M':
- (*info->fprintf_func) (info->stream, "$fcc%ld",
- (l >> OP_SH_CCC) & OP_MASK_CCC);
+ infprintf (is, "$fcc%d", GET_OP (l, CCC));
break;
case 'P':
- (*info->fprintf_func) (info->stream, "%ld",
- (l >> OP_SH_PERFREG) & OP_MASK_PERFREG);
+ infprintf (is, "%d", GET_OP (l, PERFREG));
break;
case 'e':
- (*info->fprintf_func) (info->stream, "%ld",
- (l >> OP_SH_VECBYTE) & OP_MASK_VECBYTE);
+ infprintf (is, "%d", GET_OP (l, VECBYTE));
break;
case '%':
- (*info->fprintf_func) (info->stream, "%ld",
- (l >> OP_SH_VECALIGN) & OP_MASK_VECALIGN);
+ infprintf (is, "%d", GET_OP (l, VECALIGN));
break;
case 'H':
- (*info->fprintf_func) (info->stream, "%ld",
- (l >> OP_SH_SEL) & OP_MASK_SEL);
+ infprintf (is, "%d", GET_OP (l, SEL));
break;
case 'O':
- (*info->fprintf_func) (info->stream, "%ld",
- (l >> OP_SH_ALN) & OP_MASK_ALN);
+ infprintf (is, "%d", GET_OP (l, ALN));
break;
case 'Q':
{
- unsigned int vsel = (l >> OP_SH_VSEL) & OP_MASK_VSEL;
+ unsigned int vsel = GET_OP (l, VSEL);
if ((vsel & 0x10) == 0)
{
for (fmt = 0; fmt < 3; fmt++, vsel >>= 1)
if ((vsel & 1) == 0)
break;
- (*info->fprintf_func) (info->stream, "$v%ld[%d]",
- (l >> OP_SH_FT) & OP_MASK_FT,
- vsel >> 1);
+ infprintf (is, "$v%d[%d]", GET_OP (l, FT), vsel >> 1);
}
else if ((vsel & 0x08) == 0)
{
- (*info->fprintf_func) (info->stream, "$v%ld",
- (l >> OP_SH_FT) & OP_MASK_FT);
+ infprintf (is, "$v%d", GET_OP (l, FT));
}
else
{
- (*info->fprintf_func) (info->stream, "0x%lx",
- (l >> OP_SH_FT) & OP_MASK_FT);
+ infprintf (is, "0x%x", GET_OP (l, FT));
}
}
break;
case 'X':
- (*info->fprintf_func) (info->stream, "$v%ld",
- (l >> OP_SH_FD) & OP_MASK_FD);
+ infprintf (is, "$v%d", GET_OP (l, FD));
break;
case 'Y':
- (*info->fprintf_func) (info->stream, "$v%ld",
- (l >> OP_SH_FS) & OP_MASK_FS);
+ infprintf (is, "$v%d", GET_OP (l, FS));
break;
case 'Z':
- (*info->fprintf_func) (info->stream, "$v%ld",
- (l >> OP_SH_FT) & OP_MASK_FT);
+ infprintf (is, "$v%d", GET_OP (l, FT));
break;
default:
/* xgettext:c-format */
- (*info->fprintf_func) (info->stream,
- _("# internal error, undefined modifier (%c)"),
- *d);
+ infprintf (is, _("# internal error, undefined modifier (%c)"), *d);
return;
}
}
static int
print_insn_mips (bfd_vma memaddr,
- unsigned long int word,
+ int word,
struct disassemble_info *info)
{
+ static const struct mips_opcode *mips_hash[OP_MASK_OP + 1];
+ const fprintf_ftype infprintf = info->fprintf_func;
const struct mips_opcode *op;
static bfd_boolean init = 0;
- static const struct mips_opcode *mips_hash[OP_MASK_OP + 1];
+ void *is = info->stream;
/* Build a hash table to shorten the search time. */
if (! init)
if (op->pinfo == INSN_MACRO
|| (no_aliases && (op->pinfo2 & INSN2_ALIAS)))
continue;
- if (i == ((op->match >> OP_SH_OP) & OP_MASK_OP))
+ if (i == GET_OP (op->match, OP))
{
mips_hash[i] = op;
break;
info->target = 0;
info->target2 = 0;
- op = mips_hash[(word >> OP_SH_OP) & OP_MASK_OP];
+ op = mips_hash[GET_OP (word, OP)];
if (op != NULL)
{
for (; op < &mips_opcodes[NUMOPCODES]; op++)
| INSN_LOAD_MEMORY_DELAY)) != 0)
info->insn_type = dis_dref;
- (*info->fprintf_func) (info->stream, "%s", op->name);
+ infprintf (is, "%s", op->name);
d = op->args;
if (d != NULL && *d != '\0')
{
- (*info->fprintf_func) (info->stream, "\t");
+ infprintf (is, "\t");
print_insn_args (d, word, memaddr, info, op);
}
}
}
}
+#undef GET_OP_S
+#undef GET_OP
/* Handle undefined instructions. */
info->insn_type = dis_noninsn;
- (*info->fprintf_func) (info->stream, "0x%lx", word);
+ infprintf (is, "0x%x", word);
return INSNLEN;
}
\f
bfd_vma memaddr,
struct disassemble_info *info)
{
+ const fprintf_ftype infprintf = info->fprintf_func;
+ void *is = info->stream;
+
+#define GET_OP(insn, field) \
+ (((insn) >> MIPS16OP_SH_##field) & MIPS16OP_MASK_##field)
+#define GET_OP_S(insn, field) \
+ ((GET_OP (insn, field) ^ ((MIPS16OP_MASK_##field >> 1) + 1)) \
+ - ((MIPS16OP_MASK_##field >> 1) + 1))
switch (type)
{
case ',':
case '(':
case ')':
- (*info->fprintf_func) (info->stream, "%c", type);
+ infprintf (is, "%c", type);
break;
case 'y':
case 'w':
- (*info->fprintf_func) (info->stream, "%s",
- mips16_reg_names(((l >> MIPS16OP_SH_RY)
- & MIPS16OP_MASK_RY)));
+ infprintf (is, "%s", mips16_reg_names (GET_OP (l, RY)));
break;
case 'x':
case 'v':
- (*info->fprintf_func) (info->stream, "%s",
- mips16_reg_names(((l >> MIPS16OP_SH_RX)
- & MIPS16OP_MASK_RX)));
+ infprintf (is, "%s", mips16_reg_names (GET_OP (l, RX)));
break;
case 'z':
- (*info->fprintf_func) (info->stream, "%s",
- mips16_reg_names(((l >> MIPS16OP_SH_RZ)
- & MIPS16OP_MASK_RZ)));
+ infprintf (is, "%s", mips16_reg_names (GET_OP (l, RZ)));
break;
case 'Z':
- (*info->fprintf_func) (info->stream, "%s",
- mips16_reg_names(((l >> MIPS16OP_SH_MOVE32Z)
- & MIPS16OP_MASK_MOVE32Z)));
+ infprintf (is, "%s", mips16_reg_names (GET_OP (l, MOVE32Z)));
break;
case '0':
- (*info->fprintf_func) (info->stream, "%s", mips_gpr_names[0]);
+ infprintf (is, "%s", mips_gpr_names[0]);
break;
case 'S':
- (*info->fprintf_func) (info->stream, "%s", mips_gpr_names[29]);
+ infprintf (is, "%s", mips_gpr_names[29]);
break;
case 'P':
- (*info->fprintf_func) (info->stream, "$pc");
+ infprintf (is, "$pc");
break;
case 'R':
- (*info->fprintf_func) (info->stream, "%s", mips_gpr_names[31]);
+ infprintf (is, "%s", mips_gpr_names[31]);
break;
case 'X':
- (*info->fprintf_func) (info->stream, "%s",
- mips_gpr_names[((l >> MIPS16OP_SH_REGR32)
- & MIPS16OP_MASK_REGR32)]);
+ infprintf (is, "%s", mips_gpr_names[GET_OP (l, REGR32)]);
break;
case 'Y':
- (*info->fprintf_func) (info->stream, "%s",
- mips_gpr_names[MIPS16OP_EXTRACT_REG32R (l)]);
+ infprintf (is, "%s", mips_gpr_names[MIPS16OP_EXTRACT_REG32R (l)]);
break;
case '<':
{
case '<':
nbits = 3;
- immed = (l >> MIPS16OP_SH_RZ) & MIPS16OP_MASK_RZ;
+ immed = GET_OP (l, RZ);
extbits = 5;
extu = 1;
break;
case '>':
nbits = 3;
- immed = (l >> MIPS16OP_SH_RX) & MIPS16OP_MASK_RX;
+ immed = GET_OP (l, RX);
extbits = 5;
extu = 1;
break;
case '[':
nbits = 3;
- immed = (l >> MIPS16OP_SH_RZ) & MIPS16OP_MASK_RZ;
+ immed = GET_OP (l, RZ);
extbits = 6;
extu = 1;
break;
case ']':
nbits = 3;
- immed = (l >> MIPS16OP_SH_RX) & MIPS16OP_MASK_RX;
+ immed = GET_OP (l, RX);
extbits = 6;
extu = 1;
break;
case '4':
nbits = 4;
- immed = (l >> MIPS16OP_SH_IMM4) & MIPS16OP_MASK_IMM4;
+ immed = GET_OP (l, IMM4);
signedp = 1;
extbits = 15;
break;
case '5':
nbits = 5;
- immed = (l >> MIPS16OP_SH_IMM5) & MIPS16OP_MASK_IMM5;
+ immed = GET_OP (l, IMM5);
info->insn_type = dis_dref;
info->data_size = 1;
break;
case 'H':
nbits = 5;
shift = 1;
- immed = (l >> MIPS16OP_SH_IMM5) & MIPS16OP_MASK_IMM5;
+ immed = GET_OP (l, IMM5);
info->insn_type = dis_dref;
info->data_size = 2;
break;
case 'W':
nbits = 5;
shift = 2;
- immed = (l >> MIPS16OP_SH_IMM5) & MIPS16OP_MASK_IMM5;
+ immed = GET_OP (l, IMM5);
if ((op->pinfo & MIPS16_INSN_READ_PC) == 0
&& (op->pinfo & MIPS16_INSN_READ_SP) == 0)
{
case 'D':
nbits = 5;
shift = 3;
- immed = (l >> MIPS16OP_SH_IMM5) & MIPS16OP_MASK_IMM5;
+ immed = GET_OP (l, IMM5);
info->insn_type = dis_dref;
info->data_size = 8;
break;
case 'j':
nbits = 5;
- immed = (l >> MIPS16OP_SH_IMM5) & MIPS16OP_MASK_IMM5;
+ immed = GET_OP (l, IMM5);
signedp = 1;
break;
case '6':
nbits = 6;
- immed = (l >> MIPS16OP_SH_IMM6) & MIPS16OP_MASK_IMM6;
+ immed = GET_OP (l, IMM6);
break;
case '8':
nbits = 8;
- immed = (l >> MIPS16OP_SH_IMM8) & MIPS16OP_MASK_IMM8;
+ immed = GET_OP (l, IMM8);
break;
case 'V':
nbits = 8;
shift = 2;
- immed = (l >> MIPS16OP_SH_IMM8) & MIPS16OP_MASK_IMM8;
+ immed = GET_OP (l, IMM8);
/* FIXME: This might be lw, or it might be addiu to $sp or
$pc. We assume it's load. */
info->insn_type = dis_dref;
case 'C':
nbits = 8;
shift = 3;
- immed = (l >> MIPS16OP_SH_IMM8) & MIPS16OP_MASK_IMM8;
+ immed = GET_OP (l, IMM8);
info->insn_type = dis_dref;
info->data_size = 8;
break;
case 'U':
nbits = 8;
- immed = (l >> MIPS16OP_SH_IMM8) & MIPS16OP_MASK_IMM8;
+ immed = GET_OP (l, IMM8);
extu = 1;
break;
case 'k':
nbits = 8;
- immed = (l >> MIPS16OP_SH_IMM8) & MIPS16OP_MASK_IMM8;
+ immed = GET_OP (l, IMM8);
signedp = 1;
break;
case 'K':
nbits = 8;
shift = 3;
- immed = (l >> MIPS16OP_SH_IMM8) & MIPS16OP_MASK_IMM8;
+ immed = GET_OP (l, IMM8);
signedp = 1;
break;
case 'p':
nbits = 8;
- immed = (l >> MIPS16OP_SH_IMM8) & MIPS16OP_MASK_IMM8;
+ immed = GET_OP (l, IMM8);
signedp = 1;
pcrel = 1;
branch = 1;
break;
case 'q':
nbits = 11;
- immed = (l >> MIPS16OP_SH_IMM11) & MIPS16OP_MASK_IMM11;
+ immed = GET_OP (l, IMM11);
signedp = 1;
pcrel = 1;
branch = 1;
case 'A':
nbits = 8;
shift = 2;
- immed = (l >> MIPS16OP_SH_IMM8) & MIPS16OP_MASK_IMM8;
+ immed = GET_OP (l, IMM8);
pcrel = 1;
/* FIXME: This can be lw or la. We assume it is lw. */
info->insn_type = dis_dref;
case 'B':
nbits = 5;
shift = 3;
- immed = (l >> MIPS16OP_SH_IMM5) & MIPS16OP_MASK_IMM5;
+ immed = GET_OP (l, IMM5);
pcrel = 1;
info->insn_type = dis_dref;
info->data_size = 8;
case 'E':
nbits = 5;
shift = 2;
- immed = (l >> MIPS16OP_SH_IMM5) & MIPS16OP_MASK_IMM5;
+ immed = GET_OP (l, IMM5);
pcrel = 1;
break;
default:
}
if (! pcrel)
- (*info->fprintf_func) (info->stream, "%d", immed);
+ infprintf (is, "%d", immed);
else
{
bfd_vma baseaddr;
need_comma = 0;
- l = (l >> MIPS16OP_SH_IMM6) & MIPS16OP_MASK_IMM6;
+ l = GET_OP (l, IMM6);
amask = (l >> 3) & 7;
if (amask > 0 && amask < 5)
{
- (*info->fprintf_func) (info->stream, "%s", mips_gpr_names[4]);
+ infprintf (is, "%s", mips_gpr_names[4]);
if (amask > 1)
- (*info->fprintf_func) (info->stream, "-%s",
- mips_gpr_names[amask + 3]);
+ infprintf (is, "-%s", mips_gpr_names[amask + 3]);
need_comma = 1;
}
smask = (l >> 1) & 3;
if (smask == 3)
{
- (*info->fprintf_func) (info->stream, "%s??",
- need_comma ? "," : "");
+ infprintf (is, "%s??", need_comma ? "," : "");
need_comma = 1;
}
else if (smask > 0)
{
- (*info->fprintf_func) (info->stream, "%s%s",
- need_comma ? "," : "",
- mips_gpr_names[16]);
+ infprintf (is, "%s%s", need_comma ? "," : "", mips_gpr_names[16]);
if (smask > 1)
- (*info->fprintf_func) (info->stream, "-%s",
- mips_gpr_names[smask + 15]);
+ infprintf (is, "-%s", mips_gpr_names[smask + 15]);
need_comma = 1;
}
if (l & 1)
{
- (*info->fprintf_func) (info->stream, "%s%s",
- need_comma ? "," : "",
- mips_gpr_names[31]);
+ infprintf (is, "%s%s", need_comma ? "," : "", mips_gpr_names[31]);
need_comma = 1;
}
if (amask == 5 || amask == 6)
{
- (*info->fprintf_func) (info->stream, "%s$f0",
- need_comma ? "," : "");
+ infprintf (is, "%s$f0", need_comma ? "," : "");
if (amask == 6)
- (*info->fprintf_func) (info->stream, "-$f1");
+ infprintf (is, "-$f1");
}
}
break;
}
if (args > 0) {
- (*info->fprintf_func) (info->stream, "%s", mips_gpr_names[4]);
+ infprintf (is, "%s", mips_gpr_names[4]);
if (args > 1)
- (*info->fprintf_func) (info->stream, "-%s",
- mips_gpr_names[4 + args - 1]);
+ infprintf (is, "-%s", mips_gpr_names[4 + args - 1]);
need_comma = 1;
}
if (framesz == 0 && !use_extend)
framesz = 128;
- (*info->fprintf_func) (info->stream, "%s%d",
- need_comma ? "," : "",
- framesz);
+ infprintf (is, "%s%d", need_comma ? "," : "", framesz);
if (l & 0x40) /* $ra */
- (*info->fprintf_func) (info->stream, ",%s", mips_gpr_names[31]);
+ infprintf (is, ",%s", mips_gpr_names[31]);
nsreg = (l >> 24) & 0x7;
smask = 0;
{
if (smask & (1 << i))
{
- (*info->fprintf_func) (info->stream, ",%s",
- mips_gpr_names[i == 8 ? 30 : (16 + i)]);
+ infprintf (is, ",%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)]);
+ infprintf (is, "-%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]);
+ infprintf (is, ",%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]);
+ infprintf (is, ",%s-%s",
+ mips_gpr_names[7 - statics + 1],
+ mips_gpr_names[7]);
}
break;
default:
/* xgettext:c-format */
- (*info->fprintf_func)
- (info->stream,
- _("# internal disassembler error, unrecognised modifier (%c)"),
- type);
+ infprintf (is,
+ _("# internal disassembler error, "
+ "unrecognised modifier (%c)"),
+ type);
abort ();
}
}
static int
print_insn_mips16 (bfd_vma memaddr, struct disassemble_info *info)
{
+ const fprintf_ftype infprintf = info->fprintf_func;
int status;
bfd_byte buffer[2];
int length;
bfd_boolean use_extend;
int extend = 0;
const struct mips_opcode *op, *opend;
+ void *is = info->stream;
info->bytes_per_chunk = 2;
info->display_endian = info->endian;
status = (*info->read_memory_func) (memaddr, buffer, 2, info);
if (status != 0)
{
- (*info->fprintf_func) (info->stream, "extend 0x%x",
- (unsigned int) extend);
+ infprintf (is, "extend 0x%x", (unsigned int) extend);
(*info->memory_error_func) (status, memaddr, info);
return -1;
}
/* Check for an extend opcode followed by an extend opcode. */
if ((insn & 0xf800) == 0xf000)
{
- (*info->fprintf_func) (info->stream, "extend 0x%x",
- (unsigned int) extend);
+ infprintf (is, "extend 0x%x", (unsigned int) extend);
info->insn_type = dis_noninsn;
return length;
}
{
if (use_extend)
{
- (*info->fprintf_func) (info->stream, "extend 0x%x",
- (unsigned int) extend);
+ infprintf (is, "extend 0x%x", (unsigned int) extend);
info->insn_type = dis_noninsn;
return length - 2;
}
}
}
- (*info->fprintf_func) (info->stream, "%s", op->name);
+ infprintf (is, "%s", op->name);
if (op->args[0] != '\0')
- (*info->fprintf_func) (info->stream, "\t");
+ infprintf (is, "\t");
for (s = op->args; *s != '\0'; s++)
{
if (*s == ','
&& s[1] == 'w'
- && (((insn >> MIPS16OP_SH_RX) & MIPS16OP_MASK_RX)
- == ((insn >> MIPS16OP_SH_RY) & MIPS16OP_MASK_RY)))
+ && GET_OP (insn, RX) == GET_OP (insn, RY))
{
/* Skip the register and the comma. */
++s;
}
if (*s == ','
&& s[1] == 'v'
- && (((insn >> MIPS16OP_SH_RZ) & MIPS16OP_MASK_RZ)
- == ((insn >> MIPS16OP_SH_RX) & MIPS16OP_MASK_RX)))
+ && GET_OP (insn, RZ) == GET_OP (insn, RX))
{
/* Skip the register and the comma. */
++s;
return length;
}
}
+#undef GET_OP_S
+#undef GET_OP
if (use_extend)
- (*info->fprintf_func) (info->stream, "0x%x", extend | 0xf000);
- (*info->fprintf_func) (info->stream, "0x%x", insn);
+ infprintf (is, "0x%x", extend | 0xf000);
+ infprintf (is, "0x%x", insn);
info->insn_type = dis_noninsn;
return length;
#define GET_OP(insn, field) \
(((insn) >> MICROMIPSOP_SH_##field) & MICROMIPSOP_MASK_##field)
+#define GET_OP_S(insn, field) \
+ ((GET_OP (insn, field) ^ ((MICROMIPSOP_MASK_##field >> 1) + 1)) \
+ - ((MICROMIPSOP_MASK_##field >> 1) + 1))
opend = micromips_opcodes + bfd_micromips_num_opcodes;
for (op = micromips_opcodes; op < opend; op++)
{
break;
case '.':
- delta = GET_OP (insn, OFFSET10);
- if (delta & 0x200)
- delta |= ~0x3ff;
- infprintf (is, "%d", delta);
+ infprintf (is, "%d", GET_OP_S (insn, OFFSET10));
break;
case '1':
break;
case '~':
- delta = GET_OP (insn, OFFSET12);
- if (delta & 0x800)
- delta |= ~0x7ff;
- infprintf (is, "%d", delta);
+ infprintf (is, "%d", GET_OP_S (insn, OFFSET12));
break;
case 'a':
| (GET_OP (insn, TARGET) << 2));
else
info->target = (((memaddr + 4) & ~(bfd_vma) 0x07ffffff)
- | ((GET_OP (insn, TARGET)) << 1));
+ | (GET_OP (insn, TARGET) << 1));
/* For gdb disassembler, force odd address on jalx. */
if (info->flavour == bfd_target_unknown_flavour
&& strcmp (op->name, "jalx") == 0)
case 'j': /* Same as i, but sign-extended. */
case 'o':
- delta = (GET_OP (insn, DELTA) ^ 0x8000) - 0x8000;
- infprintf (is, "%d", delta);
+ infprintf (is, "%d", GET_OP_S (insn, DELTA));
break;
case 'k':
case 'p':
/* Sign-extend the displacement. */
- delta = (GET_OP (insn, DELTA) ^ 0x8000) - 0x8000;
+ delta = GET_OP_S (insn, DELTA);
info->target = (delta << 1) + memaddr + length;
(*info->print_address_func) (info->target, info);
break;
case 'A':
/* Sign-extend the immediate. */
- immed = ((GET_OP (insn, IMMA) ^ 0x40) - 0x40) << 2;
+ immed = GET_OP_S (insn, IMMA) << 2;
infprintf (is, "%d", immed);
break;
case 'D':
/* Sign-extend the displacement. */
- delta = (GET_OP (insn, IMMD) ^ 0x200) - 0x200;
+ delta = GET_OP_S (insn, IMMD);
info->target = (delta << 1) + memaddr + length;
(*info->print_address_func) (info->target, info);
break;
case 'E':
/* Sign-extend the displacement. */
- delta = (GET_OP (insn, IMME) ^ 0x40) - 0x40;
+ delta = GET_OP_S (insn, IMME);
info->target = (delta << 1) + memaddr + length;
(*info->print_address_func) (info->target, info);
break;
case 'Q':
/* Sign-extend the immediate. */
- immed = (GET_OP (insn, IMMQ) ^ 0x400000) - 0x400000;
- immed <<= 2;
+ immed = GET_OP_S (insn, IMMQ) << 2;
infprintf (is, "%d", immed);
break;
case 'X':
/* Sign-extend the immediate. */
- immed = (GET_OP (insn, IMMX) ^ 0x8) - 0x8;
+ immed = GET_OP_S (insn, IMMX);
infprintf (is, "%d", immed);
break;
case 'Y':
/* Sign-extend the immediate. */
- immed = (GET_OP (insn, IMMY) ^ 0x100) - 0x100;
- if (immed >= -2 && immed <= 1)
- immed ^= 0x100;
- immed = immed << 2;
+ immed = GET_OP_S (insn, IMMY) << 2;
+ if ((unsigned int) (immed + 8) < 16)
+ immed ^= 0x400;
infprintf (is, "%d", immed);
break;
return length;
}
}
+#undef GET_OP_S
#undef GET_OP
infprintf (is, "0x%x", insn);
status = (*info->read_memory_func) (memaddr, buffer, INSNLEN, info);
if (status == 0)
{
- unsigned long insn;
+ int insn;
if (endianness == BFD_ENDIAN_BIG)
- insn = (unsigned long) bfd_getb32 (buffer);
+ insn = bfd_getb32 (buffer);
else
- insn = (unsigned long) bfd_getl32 (buffer);
+ insn = bfd_getl32 (buffer);
return print_insn_mips (memaddr, insn, info);
}
projects / binutils-gdb.git / commitdiff