diff options
Diffstat (limited to 'z80inst.c')
| -rw-r--r-- | z80inst.c | 8 |
1 files changed, 4 insertions, 4 deletions
@@ -1397,10 +1397,10 @@ int z80_disasm(z80inst * decoded, char * dst) len += sprintf(dst+len, " ($%X)", decoded->immed); break; case Z80_IX_DISPLACE: - len += sprintf(dst+len, " (ix+%d)", decoded->ea_reg); + len += sprintf(dst+len, " (ix+%d)", decoded->ea_reg & 0x80 ? decoded->ea_reg - 256 : decoded->ea_reg); break; case Z80_IY_DISPLACE: - len += sprintf(dst+len, " (iy+%d)", decoded->ea_reg); + len += sprintf(dst+len, " (iy+%d)", decoded->ea_reg & 0x80 ? decoded->ea_reg - 256 : decoded->ea_reg); break; default: needcomma = 0; @@ -1449,10 +1449,10 @@ int z80_disasm(z80inst * decoded, char * dst) len += sprintf(dst+len, "%s ($%X)", needcomma ? "," : "" , decoded->immed); break; case Z80_IX_DISPLACE: - len += sprintf(dst+len, "%s (ix+%d)", needcomma ? "," : "" , decoded->ea_reg); + len += sprintf(dst+len, "%s (ix+%d)", needcomma ? "," : "" , decoded->ea_reg & 0x80 ? decoded->ea_reg - 256 : decoded->ea_reg); break; case Z80_IY_DISPLACE: - len += sprintf(dst+len, "%s (iy+%d)", needcomma ? "," : "" , decoded->ea_reg); + len += sprintf(dst+len, "%s (iy+%d)", needcomma ? "," : "" , decoded->ea_reg & 0x80 ? decoded->ea_reg - 256 : decoded->ea_reg); break; } } |