diff options
Diffstat (limited to 'emulators/pcemu/files/patch-ab')
| -rw-r--r-- | emulators/pcemu/files/patch-ab | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/emulators/pcemu/files/patch-ab b/emulators/pcemu/files/patch-ab deleted file mode 100644 index 877cfdbaa53f..000000000000 --- a/emulators/pcemu/files/patch-ab +++ /dev/null @@ -1,79 +0,0 @@ -*** cpu.c.orig Wed Jun 22 16:24:50 1994 ---- cpu.c Tue Jan 24 18:37:17 1995 -*************** -*** 1127,1132 **** ---- 1127,1133 ---- - - static INLINE2 void i_daa(void) - { -+ /* Opcode 0x27 */ - if (AF || ((*bregs[AL] & 0xf) > 9)) - { - *bregs[AL] += 6; -*************** -*** 1300,1305 **** ---- 1301,1330 ---- - c_ss = SegToMemPtr(SS); - } - -+ static INLINE2 void i_das(void) -+ { -+ /* Opcode 0x2f */ -+ if (AF || ((*bregs[AL] & 0xf) > 9)) -+ { -+ *bregs[AL] -= 6; -+ AF = 1; -+ } -+ else -+ AF = 0; -+ -+ if (CF || (*bregs[AL] > 0x9f)) -+ { -+ *bregs[AL] -= 0x60; -+ CF = 1; -+ } -+ else -+ CF = 0; -+ -+ SetPF(*bregs[AL]); -+ SetSFB(*bregs[AL]); -+ SetZFB(*bregs[AL]); -+ } -+ - - /* most XOR instructions go here */ - -*************** -*** 4140,4146 **** - { - fprintf(stderr,"Error: Unimplemented opcode %02X at cs:ip = %04X:%04X\n", - c_cs[ip-1],sregs[CS],ip-1); -! exit(1); - } - - ---- 4165,4171 ---- - { - fprintf(stderr,"Error: Unimplemented opcode %02X at cs:ip = %04X:%04X\n", - c_cs[ip-1],sregs[CS],ip-1); -! /* exit(1); */ - } - - -*************** -*** 4218,4224 **** - case 0x2c: i_sub_ald8(); break; - case 0x2d: i_sub_axd16(); break; - case 0x2e: i_cs(); break; -! case 0x2f: i_notdone(); break; - case 0x30: i_xor_br8(); break; - case 0x31: i_xor_wr16(); break; - case 0x32: i_xor_r8b(); break; ---- 4243,4249 ---- - case 0x2c: i_sub_ald8(); break; - case 0x2d: i_sub_axd16(); break; - case 0x2e: i_cs(); break; -! case 0x2f: i_das(); break; - case 0x30: i_xor_br8(); break; - case 0x31: i_xor_wr16(); break; - case 0x32: i_xor_r8b(); break; |