diff options
| author | Mike Pavone <pavone@retrodev.com> | 2013-05-03 20:15:23 -0700 |
|---|---|---|
| committer | Mike Pavone <pavone@retrodev.com> | 2013-05-03 20:15:23 -0700 |
| commit | 20fa900f979ba887d49cd42a59495ca337964f96 (patch) | |
| tree | b957c917270d7811f7acf9b2e4e2e5485f60fc1a /z80inst.c | |
| parent | 3e56c044f05ae889b7460178a28eb22c3759e892 (diff) | |
Use hex where appropriate in disassembler
Diffstat (limited to 'z80inst.c')
| -rw-r--r-- | z80inst.c | 18 |
1 files changed, 14 insertions, 4 deletions
@@ -1386,10 +1386,15 @@ int z80_disasm(z80inst * decoded, char * dst) len += sprintf(dst+len, " (%s)", z80_regs[decoded->ea_reg]); break; case Z80_IMMED: - len += sprintf(dst+len, " %d", decoded->immed); + if (decoded->immed >= 63 || decoded->op == Z80_JP || decoded->op == Z80_JPCC || decoded->op == Z80_CALL || decoded->op == Z80_CALLCC || decoded->op == Z80_RST) + { + len += sprintf(dst+len, " $%X", decoded->immed); + } else { + len += sprintf(dst+len, " %d", decoded->immed); + } break; case Z80_IMMED_INDIRECT: - len += sprintf(dst+len, " (%d)", decoded->immed); + len += sprintf(dst+len, " ($%X)", decoded->immed); break; case Z80_IX_DISPLACE: len += sprintf(dst+len, " (ix+%d)", decoded->ea_reg); @@ -1433,10 +1438,15 @@ int z80_disasm(z80inst * decoded, char * dst) len += sprintf(dst+len, "%s (%s)", needcomma ? "," : "" , z80_regs[decoded->ea_reg]); break; case Z80_IMMED: - len += sprintf(dst+len, "%s %d", needcomma ? "," : "" , decoded->immed); + if (decoded->immed >= 63 || decoded->op == Z80_JP || decoded->op == Z80_JPCC || decoded->op == Z80_CALL || decoded->op == Z80_CALLCC || decoded->op == Z80_RST) + { + len += sprintf(dst+len, "%s $%X", needcomma ? "," : "" , decoded->immed); + } else { + len += sprintf(dst+len, "%s %d", needcomma ? "," : "" , decoded->immed); + } break; case Z80_IMMED_INDIRECT: - len += sprintf(dst+len, "%s (%d)", needcomma ? "," : "" , decoded->immed); + len += sprintf(dst+len, "%s ($%X)", needcomma ? "," : "" , decoded->immed); break; case Z80_IX_DISPLACE: len += sprintf(dst+len, "%s (ix+%d)", needcomma ? "," : "" , decoded->ea_reg); |