Using it

Conformance ledger

What the recorded verdict corpus proves, per CPU. Every row is an observation of a real reference assembler, not an expectation written by hand. Regenerate with cargo xtask ledger.

  • Release: v0.0.72
  • Corpus hash: 70c2476eec69033b8e13ec904093d10cc15dd9d9fd691751b5f8cf376a64109c
  • Pinned curriculum: f11698d0b51b3a6c1209cec3d649229aa35af97f (2026-08-27)
  • CPUs: 23, holding 8156 verdict(s)

1802

Form coverage: 255/255 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 255

No tracked divergences.

2650

Form coverage: 245/245 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 245

No tracked divergences.

6502

Form coverage: 151/151 (100.0%)

arbiter version verdicts
acme This is ACME, release 0.97 (“Zem”), 1 Aug 2025 curriculum 138, form 151, fuzz 100, probe 103
ca65 ca65 V2.19 - Git 8d86ca7 curriculum 51

No tracked divergences.

65816

Form coverage: 270/270 (100.0%)

arbiter version verdicts
ca65 ca65 V2.19 - Git 8d86ca7 form 270, probe 65

No tracked divergences.

6800

Form coverage: 197/197 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 197

No tracked divergences.

68000

Form coverage: 838/838 (100.0%)

arbiter version verdicts
vasmm68k_mot vasm 2.0f (c) in 2002-2026 Volker Barthelmann curriculum 106, form 838, fuzz 91, probe 79, sweep-chunk 160

Tracked divergences — differences we know about and check:

  • issue-110 — 4 case(s)

6809

Form coverage: 277/280 (98.9%)

arbiter version verdicts
lwasm lwasm from lwtools 4.25 form 277, fuzz 198, probe 50, sweep-chunk 98

No tracked divergences.

8039

Form coverage: 210/214 (98.1%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 210

No tracked divergences.

8048

Form coverage: 214/214 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 214

No tracked divergences.

8080

Form coverage: 244/244 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 244

No tracked divergences.

CP1610

Form coverage: 30/30 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 30, sweep-chunk 50

No tracked divergences.

F8

Form coverage: 253/253 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 253

No tracked divergences.

PDP-11

Form coverage: 96/96 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 96, sweep-chunk 78

No tracked divergences.

SC/MP

Form coverage: 121/121 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 121

No tracked divergences.

SM83

arbiter version verdicts
rgbasm rgbasm v1.0.4 probe 59

No tracked divergences.

TMS7000

Form coverage: 203/203 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 203

No tracked divergences.

TMS9900

Form coverage: 69/69 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 69, sweep-chunk 56

No tracked divergences.

Z80

Form coverage: 796/796 (100.0%)

arbiter version verdicts
pasmo PasmoNext v0.1.3 (PC) (C) 2004-2005 Julian Albo curriculum 161, form 796, fuzz 200, probe 73
sjasmplus SjASMPlus Z80 Cross-Assembler v1.24.0 (https://github.com/z00m128/sjasmplus) curriculum 161, probe 129

No tracked divergences.

Z8000

Form coverage: 271/271 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 271, sweep-chunk 96

No tracked divergences.

Z8001

Form coverage: 271/271 (100.0%)

arbiter version verdicts
asl Macro Assembler 1.42 Beta [Bld 311] form 271, sweep-chunk 96

No tracked divergences.

Z80N

arbiter version verdicts
sjasmplus SjASMPlus Z80 Cross-Assembler v1.24.0 (https://github.com/z00m128/sjasmplus) probe 9

No tracked divergences.

huc6280

Form coverage: 234/234 (100.0%)

arbiter version verdicts
ca65 ca65 V2.19 - Git 8d86ca7 form 234

No tracked divergences.

sm83

Form coverage: 504/504 (100.0%)

arbiter version verdicts
rgbasm rgbasm v1.0.4 form 504

No tracked divergences.