struct score_opcode
{
unsigned long value;
- unsigned long mask; /* Recognise instruction if (op & mask) == value. */
- char *assembler; /* Disassembly string. */
+ unsigned long mask; /* Recognise instruction if (op & mask) == value. */
+ char *assembler; /* Disassembly string. */
};
/* Note: There is a partial ordering in this table - it must be searched from
for (insn = score_opcodes; insn->assembler; insn++)
{
if ((insn->mask & 0xffff0000) && (given & insn->mask) == insn->value)
- {
- char *c;
-
- for (c = insn->assembler; *c; c++)
- {
- if (*c == '%')
- {
- switch (*++c)
- {
- case 'j':
- {
- int target;
-
- if (info->flags & INSN_HAS_RELOC)
- pc = 0;
- target = (pc & 0xfe000000) | (given & 0x01fffffe);
- (*info->print_address_func) (target, info);
- }
- break;
- case 'b':
- {
- /* Sign-extend a 20-bit number. */
-#define SEXT20(x) ((((x) & 0xfffff) ^ (~ 0x7ffff)) + 0x80000)
- int disp = ((given & 0x01ff8000) >> 5) | (given & 0x3fe);
- int target = (pc + SEXT20 (disp));
-
- (*info->print_address_func) (target, info);
- }
- break;
- case '0':
- case '1':
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9':
- {
- int bitstart = *c++ - '0';
- int bitend = 0;
-
- while (*c >= '0' && *c <= '9')
- bitstart = (bitstart * 10) + *c++ - '0';
-
- switch (*c)
- {
- case '-':
- c++;
- while (*c >= '0' && *c <= '9')
- bitend = (bitend * 10) + *c++ - '0';
-
- if (!bitend)
- abort ();
-
- switch (*c)
- {
- case 'r':
- {
- unsigned long reg;
-
- reg = given >> bitstart;
- reg &= (2u << (bitend - bitstart)) - 1;
-
- func (stream, "%s", score_regnames[reg]);
- }
- break;
- case 'd':
- {
- unsigned long reg;
-
- reg = given >> bitstart;
- reg &= (2u << (bitend - bitstart)) - 1;
-
- func (stream, "%ld", reg);
- }
- break;
- case 'i':
- {
- long reg;
-
- reg = given >> bitstart;
- reg &= (2u << (bitend - bitstart)) - 1;
- reg = ((reg ^ (1 << (bitend - bitstart)))
+ {
+ char *c;
+
+ for (c = insn->assembler; *c; c++)
+ {
+ if (*c == '%')
+ {
+ switch (*++c)
+ {
+ case 'j':
+ {
+ int target;
+
+ if (info->flags & INSN_HAS_RELOC)
+ pc = 0;
+ target = (pc & 0xfe000000) | (given & 0x01fffffe);
+ (*info->print_address_func) (target, info);
+ }
+ break;
+ case 'b':
+ {
+ /* Sign-extend a 20-bit number. */
+#define SEXT20(x) ((((x) & 0xfffff) ^ (~ 0x7ffff)) + 0x80000)
+ int disp = (given & 0x01ff8000) >> 5 | (given & 0x3fe);
+ int target = (pc + SEXT20 (disp));
+
+ (*info->print_address_func) (target, info);
+ }
+ break;
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
+ {
+ int bitstart = *c++ - '0';
+ int bitend = 0;
+
+ while (*c >= '0' && *c <= '9')
+ bitstart = (bitstart * 10) + *c++ - '0';
+
+ switch (*c)
+ {
+ case '-':
+ c++;
+ while (*c >= '0' && *c <= '9')
+ bitend = (bitend * 10) + *c++ - '0';
+
+ if (!bitend)
+ abort ();
+
+ switch (*c)
+ {
+ case 'r':
+ {
+ unsigned long reg;
+
+ reg = given >> bitstart;
+ reg &= (2u << (bitend - bitstart)) - 1;
+
+ func (stream, "%s", score_regnames[reg]);
+ }
+ break;
+ case 'd':
+ {
+ unsigned long reg;
+
+ reg = given >> bitstart;
+ reg &= (2u << (bitend - bitstart)) - 1;
+
+ func (stream, "%ld", reg);
+ }
+ break;
+ case 'i':
+ {
+ long reg;
+
+ reg = given >> bitstart;
+ reg &= (2u << (bitend - bitstart)) - 1;
+ reg = ((reg ^ (1 << (bitend - bitstart)))
- (1 << (bitend - bitstart)));
- if (((given & insn->mask) == 0x0c00000a) /* ldc1 */
- || ((given & insn->mask) == 0x0c000012) /* ldc2 */
- || ((given & insn->mask) == 0x0c00001c) /* ldc3 */
- || ((given & insn->mask) == 0x0c00000b) /* stc1 */
- || ((given & insn->mask) == 0x0c000013) /* stc2 */
- || ((given & insn->mask) == 0x0c00001b)) /* stc3 */
- reg *= 4;
-
- func (stream, "%ld", reg);
- }
- break;
- case 'x':
- {
- unsigned long reg;
-
- reg = given >> bitstart;
- reg &= (2u << (bitend - bitstart)) - 1;
-
- func (stream, "%lx", reg);
- }
- break;
- default:
- abort ();
- }
- break;
- case '`':
- c++;
- if ((given & (1u << bitstart)) == 0)
- func (stream, "%c", *c);
- break;
- case '\'':
- c++;
- if ((given & (1u << bitstart)) != 0)
- func (stream, "%c", *c);
- break;
- default:
- abort ();
- }
- break;
- }
- default:
+ if (((given & insn->mask) == 0x0c00000a) /* ldc1 */
+ || ((given & insn->mask) == 0x0c000012) /* ldc2 */
+ || ((given & insn->mask) == 0x0c00001c) /* ldc3 */
+ || ((given & insn->mask) == 0x0c00000b) /* stc1 */
+ || ((given & insn->mask) == 0x0c000013) /* stc2 */
+ || ((given & insn->mask) == 0x0c00001b)) /* stc3 */
+ reg *= 4;
+
+ func (stream, "%ld", reg);
+ }
+ break;
+ case 'x':
+ {
+ unsigned long reg;
+
+ reg = given >> bitstart;
+ reg &= (2u << (bitend - bitstart)) - 1;
+
+ func (stream, "%lx", reg);
+ }
+ break;
+ default:
+ abort ();
+ }
+ break;
+ case '`':
+ c++;
+ if ((given & (1u << bitstart)) == 0)
+ func (stream, "%c", *c);
+ break;
+ case '\'':
+ c++;
+ if ((given & (1u << bitstart)) != 0)
+ func (stream, "%c", *c);
+ break;
+ default:
+ abort ();
+ }
+ break;
+ }
+ default:
abort ();
- }
- }
- else
- func (stream, "%c", *c);
- }
- return 4;
- }
+ }
+ }
+ else
+ func (stream, "%c", *c);
+ }
+ return 4;
+ }
}
#if (SCORE_SIMULATOR_ACTIVE)
for (insn = score_opcodes; insn->assembler; insn++)
{
if (!(insn->mask & 0xffff0000) && (given & insn->mask) == insn->value)
- {
- char *c = insn->assembler;
-
- info->bytes_per_chunk = 2;
- info->bytes_per_line = 4;
- given &= 0xffff;
-
- for (; *c; c++)
- {
- if (*c == '%')
- {
- switch (*++c)
- {
-
- case 'j':
- {
- int target;
-
- if (info->flags & INSN_HAS_RELOC)
- pc = 0;
-
- target = (pc & 0xfffff000) | (given & 0x00000ffe);
- (*info->print_address_func) (target, info);
- }
- break;
- case 'b':
- {
- /* Sign-extend a 9-bit number. */
-#define SEXT9(x) ((((x) & 0x1ff) ^ (~ 0xff)) + 0x100)
- int disp = (given & 0xff) << 1;
- int target = (pc + SEXT9 (disp));
-
- (*info->print_address_func) (target, info);
- }
- break;
-
- case '0':
- case '1':
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9':
- {
- int bitstart = *c++ - '0';
- int bitend = 0;
-
- while (*c >= '0' && *c <= '9')
- bitstart = (bitstart * 10) + *c++ - '0';
-
- switch (*c)
- {
- case '-':
- {
- long reg;
-
- c++;
- while (*c >= '0' && *c <= '9')
- bitend = (bitend * 10) + *c++ - '0';
- if (!bitend)
- abort ();
- reg = given >> bitstart;
- reg &= (2u << (bitend - bitstart)) - 1;
- switch (*c)
- {
- case 'R':
- func (stream, "%s", score_regnames[reg + 16]);
- break;
- case 'r':
- func (stream, "%s", score_regnames[reg]);
- break;
- case 'd':
- if (*(c + 1) == '\0')
- func (stream, "%ld", reg);
- else
- {
- c++;
- if (*c == '1')
- func (stream, "%ld", reg << 1);
- else if (*c == '2')
- func (stream, "%ld", reg << 2);
- }
- break;
-
- case 'x':
- if (*(c + 1) == '\0')
- func (stream, "%lx", reg);
- else
- {
- c++;
- if (*c == '1')
- func (stream, "%lx", reg << 1);
- else if (*c == '2')
- func (stream, "%lx", reg << 2);
- }
- break;
- case 'i':
- reg = ((reg ^ (1 << bitend)) - (1 << bitend));
- func (stream, "%ld", reg);
- break;
- default:
- abort ();
- }
- }
- break;
-
- case '\'':
- c++;
- if ((given & (1u << bitstart)) != 0)
- func (stream, "%c", *c);
- break;
- default:
- abort ();
- }
- }
- break;
- default:
- abort ();
- }
- }
- else
- func (stream, "%c", *c);
- }
-
- return 2;
- }
+ {
+ char *c = insn->assembler;
+
+ info->bytes_per_chunk = 2;
+ info->bytes_per_line = 4;
+ given &= 0xffff;
+
+ for (; *c; c++)
+ {
+ if (*c == '%')
+ {
+ switch (*++c)
+ {
+
+ case 'j':
+ {
+ int target;
+
+ if (info->flags & INSN_HAS_RELOC)
+ pc = 0;
+
+ target = (pc & 0xfffff000) | (given & 0x00000ffe);
+ (*info->print_address_func) (target, info);
+ }
+ break;
+ case 'b':
+ {
+ /* Sign-extend a 9-bit number. */
+#define SEXT9(x) ((((x) & 0x1ff) ^ (~ 0xff)) + 0x100)
+ int disp = (given & 0xff) << 1;
+ int target = (pc + SEXT9 (disp));
+
+ (*info->print_address_func) (target, info);
+ }
+ break;
+
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
+ {
+ int bitstart = *c++ - '0';
+ int bitend = 0;
+
+ while (*c >= '0' && *c <= '9')
+ bitstart = (bitstart * 10) + *c++ - '0';
+
+ switch (*c)
+ {
+ case '-':
+ {
+ long reg;
+
+ c++;
+ while (*c >= '0' && *c <= '9')
+ bitend = (bitend * 10) + *c++ - '0';
+ if (!bitend)
+ abort ();
+ reg = given >> bitstart;
+ reg &= (2u << (bitend - bitstart)) - 1;
+ switch (*c)
+ {
+ case 'R':
+ func (stream, "%s", score_regnames[reg + 16]);
+ break;
+ case 'r':
+ func (stream, "%s", score_regnames[reg]);
+ break;
+ case 'd':
+ if (*(c + 1) == '\0')
+ func (stream, "%ld", reg);
+ else
+ {
+ c++;
+ if (*c == '1')
+ func (stream, "%ld", reg << 1);
+ else if (*c == '2')
+ func (stream, "%ld", reg << 2);
+ }
+ break;
+
+ case 'x':
+ if (*(c + 1) == '\0')
+ func (stream, "%lx", reg);
+ else
+ {
+ c++;
+ if (*c == '1')
+ func (stream, "%lx", reg << 1);
+ else if (*c == '2')
+ func (stream, "%lx", reg << 2);
+ }
+ break;
+ case 'i':
+ reg = ((reg ^ (1 << bitend)) - (1 << bitend));
+ func (stream, "%ld", reg);
+ break;
+ default:
+ abort ();
+ }
+ }
+ break;
+
+ case '\'':
+ c++;
+ if ((given & (1u << bitstart)) != 0)
+ func (stream, "%c", *c);
+ break;
+ default:
+ abort ();
+ }
+ }
+ break;
+ default:
+ abort ();
+ }
+ }
+ else
+ func (stream, "%c", *c);
+ }
+
+ return 2;
+ }
}
#if (SCORE_SIMULATOR_ACTIVE)
func (stream, _("<illegal instruction>"));
abort ();
}
-/*****************************************************************************/
/* s3_s7: exported functions. */
/* NOTE: There are no checks in these routines that
else
{
info->bytes_per_chunk = 4;
- status = info->read_memory_func (pc, (bfd_byte *) & b[0], 4, info);
+ status = info->read_memory_func (pc, (bfd_byte *) &b[0], 4, info);
if (status != 0)
- {
- info->bytes_per_chunk = 2;
- status = info->read_memory_func (pc, (bfd_byte *) b, 2, info);
- b[3] = b[2] = 0;
- insn_16_p = TRUE;
- }
+ {
+ info->bytes_per_chunk = 2;
+ status = info->read_memory_func (pc, (bfd_byte *) b, 2, info);
+ b[3] = b[2] = 0;
+ insn_16_p = TRUE;
+ }
}
if (status != 0)
}
if (little)
- {
- given = (b[0]) | (b[1] << 8) | (b[2] << 16) | ((unsigned) b[3] << 24);
- }
+ given = b[0] | b[1] << 8 | b[2] << 16 | (unsigned) b[3] << 24;
else
- {
- given = ((unsigned) b[0] << 24) | (b[1] << 16) | (b[2] << 8) | (b[3]);
- }
+ given = (unsigned) b[0] << 24 | b[1] << 16 | b[2] << 8 | b[3];
if ((given & 0x80008000) == 0x80008000)
{
insn_16_p = FALSE;
}
else if ((given & 0x8000) == 0x8000)
- {
- insn_pce_p = TRUE;
- }
+ insn_pce_p = TRUE;
else
- {
- insn_16_p = TRUE;
- }
+ insn_16_p = TRUE;
/* 16 bit instruction. */
if (insn_16_p)
{
if (little)
- {
- given = b[0] | (b[1] << 8);
- }
+ given = b[0] | (b[1] << 8);
else
- {
- given = (b[0] << 8) | b[1];
- }
+ given = (b[0] << 8) | b[1];
status = print_insn_score16 (pc, info, given);
}
status = print_insn_score16 (pc, info, given);
print_insn_parallel_sym (info);
status += print_insn_score16 (pc, info, other);
- /* disassemble_bytes() will output 4 byte per chunk for pce instructio. */
+ /* disassemble_bytes() will output 4 byte per chunk for pce
+ instruction. */
info->bytes_per_chunk = 4;
}
/* 32 bit instruction. */
return status;
}
-
-/*****************************************************************************/
projects / deliverable / binutils-gdb.git / blobdiff