- if (((insn->mask & 0xff0000000000LL)==0)&&(insn->mask & 0xffff0000) && (given & insn->mask) == insn->value)
- {
- /* check for bcmpeq / bcmpeqz / bcmpne / bcmpnez */
- /* given &0x7c00 is for to test if rb is zero ,
- rb_equal_zero =1 : index to bcmpeqz
- rb_equal_zero =0 , index to bcmpeq
- this checking rule only for branch compare ( insn->mask ==0x3e00007e*/
- if (((given & 0x7c00) !=0)&&(rb_equal_zero ==1)&&(insn->mask == 0x3e00007e)
- && (insn->value == 0x0000004c || insn->value == 0x0000004e))
- {
- rb_equal_zero =0;
- continue;
- }
-
- 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 'z':
- {
-#define SEXT10(x) ((((x) & 0x3ff) ^ (~ 0x1ff)) + 0x200)
- if ((given & 0x7c00 ) == 0)
- {
- /* Sign-extend a 20-bit number. */
- /* disp : [24 -20] , [9-7 ] , [0] */
- int disp = (given&1)<<1 |((given>>7)&7)<<2 |((given>>20)&0x1f)<<5;
- int target = (pc + SEXT10 (disp));
- (*info->print_address_func) (target, info);
- }
- else
- {
- long reg;
- int bitstart = 10;
- int bitend = 14;
- reg = given >> bitstart;
- reg &= (2 << (bitend - bitstart)) - 1;
- /* Sign-extend a 20-bit number. */
- int disp = (given&1)<<1 |((given>>7)&7)<<2 |((given>>20)&0x1f)<<5;
- int target = (pc + SEXT10 (disp));
- func (stream, "%s ,", score_regnames[reg] );
- (*info->print_address_func) (target, info);
-
- }
-
- }
- break;
- case 'm':
- {
- /* disp : [24 -20] , [9-7 ] , [0] */
- int disp = (given&1)<<2 |((given>>7)&7)<<3 |((given>>20)&0x1f)<<6;
- (*info->print_address_func) (disp, 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':
- {
- long reg;
-
- reg = given >> bitstart;
- reg &= (2 << (bitend - bitstart)) - 1;
-
- func (stream, "%s", score_regnames[reg]);
- }
- break;
- case 'd':
- {
- long reg;
-
- reg = given >> bitstart;
- reg &= (2 << (bitend - bitstart)) - 1;
-
- func (stream, "%ld", reg);
- }
- break;
- case 'i':
- {
- long reg;
-
- reg = given >> bitstart;
- reg &= (2 << (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 <<= 2;
-
- func (stream, "%ld", reg);
- }
- break;
- case 'x':
- {
- long reg;
-
- reg = given >> bitstart;
- reg &= (2 << (bitend - bitstart)) - 1;
-
- func (stream, "%lx", reg);
- }
- break;
- default:
- abort ();
- }
- break;
-
- case '`':
- c++;
- if ((given & (1 << bitstart)) == 0)
- func (stream, "%c", *c);
- break;
- case '\'':
- c++;
- if ((given & (1 << bitstart)) != 0)
- func (stream, "%c", *c);
- break;
- default:
- abort ();
- }
- break;
- }
- default:
+ if ((insn->mask & 0xff0000000000LL) == 0
+ && (insn->mask & 0xffff0000) != 0
+ && (given & insn->mask) == insn->value)
+ {
+ /* check for bcmpeq / bcmpeqz / bcmpne / bcmpnez
+ given & 0x7c00 is to test if rb is zero,
+ rb_equal_zero = 1 : index to bcmpeqz
+ rb_equal_zero = 0 , index to bcmpeq
+ only for branch compare (insn->mask == 0x3e00007e). */
+ if ((given & 0x7c00) != 0
+ && rb_equal_zero
+ && insn->mask == 0x3e00007e
+ && (insn->value == 0x0000004c || insn->value == 0x0000004e))
+ {
+ rb_equal_zero =0;
+ continue;
+ }
+
+ 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 'z':
+ {
+#define SEXT10(x) ((((x) & 0x3ff) ^ (~ 0x1ff)) + 0x200)
+ if ((given & 0x7c00 ) == 0)
+ {
+ /* Sign-extend a 20-bit number. */
+ /* disp : [24 -20] , [9-7 ] , [0] */
+ int disp = ((given & 1) << 1
+ | ((given >> 7) & 7) << 2
+ | ((given >> 20) & 0x1f) <<5);
+ int target = (pc + SEXT10 (disp));
+ (*info->print_address_func) (target, info);
+ }
+ else
+ {
+ unsigned long reg;
+ int bitstart = 10;
+ int bitend = 14;
+ reg = given >> bitstart;
+ reg &= (2u << (bitend - bitstart)) - 1;
+ /* Sign-extend a 20-bit number. */
+ int disp = ((given & 1) << 1
+ | ((given >> 7) & 7) << 2
+ | ((given >> 20) & 0x1f) <<5);
+ int target = (pc + SEXT10 (disp));
+ func (stream, "%s ,", score_regnames[reg] );
+ (*info->print_address_func) (target, info);
+
+ }
+
+ }
+ break;
+ case 'm':
+ {
+ /* disp : [24 -20] , [9-7 ] , [0] */
+ int disp = ((given & 1) << 2
+ | ((given >> 7) & 7) << 3
+ | ((given >> 20) & 0x1f) << 6);
+ (*info->print_address_func) (disp, 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 ^ (1u << (bitend - bitstart)))
+ - (1u << (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: