Cybiko ByteCode Instruction Set
by Jeff Frohwein, v1.0127
Some contributions by Robert Ang.
Text file download of the byte codes - Bytecode Instruction Set
* Indicates predicted, but not observed, instructions. For all of the following, zz = xx + yy. 00 seteq 01 setne 02 setlt 03 setle 04 setgt 05 setge 06 switch 07 xx jump.c xx 08 xx jumpz.c xx 09 xx jumpnz.c xx 0a xx xx calln.s ? 0b *calli 0c xx callx.b ? 0d xx xx calls12.w ? 0e xx xx calls3.w ? 0f retf 10 retn 11 xx retn.c xx 12 xx stack.c xx 13 push 14 pop 15 move 16 xx load.c xx 17 x1 x2 load.s x1x2 18 zz leal.b xx yy 19 ? *leat.b 1a xx xx leag.u ? 0 1b loadic 1c loadis 1d loadil 1e storeic 1f storeis 20 storeil 21 zz loadlc.b xx yy 22 zz loadls.b xx yy 23 zz loadll.b xx yy 24 ? *loadtc.b 25 ? *loadts.b 26 ? *loadtl.b 27 zz storelc.b xx yy 28 zz storels.b xx yy 29 zz storell.b xx yy 2a ? *storetc.b 2b ? *storets.b 2c ? *storetl.b 2d inc1 2e inc2 2f inc4 30 dec1 31 dec2 32 dec4 33 lshift1 34 lshift2 35 rshift1 36 rshift2 37 add 38 sub 39 neg 3a mul 3b div 3c mod 3d and 3e or 3f xor 40 x1 x2 jump.s x1x2 41 x1 x2 jumpz.s x1x2 42 x1 x2 jumpnz.s x1x2 43 load0 44 load1 45 x1 x2 x3 x4 load.l x1x2x3x4 46 xx add.c xx 47 x1 x2 add.s x1x2 48 x1 x2 x3 x4 add.l x1x2x3x4 49 xx cmpe.c xx 4a x1 x2 cmpe.s x1x2 4b x1 x2 x3 x4 cmpe.l x1x2x3x4 4c xx xx/x3 x4 calld12.w ? / .disp x3x4 4d xx xx/x3 x4 calld3.w ? / .disp x3x4 4e setz 4f setnz 50 cwd 51 cbd 52 xx xx loadgc.u ? 0 53 xx xx loadgs.u ? 0 54 xx xx loadgl.u ? 0 55 xx xx storegc.u ? 0 56 xx xx storegs.u ? 0 57 xx xx storegl.u ? 0 58 load0p 59 load1p 5a xx loadp.c xx 5b x1 x2 loadp.s x1x2 5c x1 x2 x3 x4 loadp.l x1x2x3x4 5d zz lealp.b xx yy 5e ? *leatp.b 5f xx xx leagp.u ? 0 60 loadicp 61 loadisp 62 loadilp 63 zz loadlcp.b xx yy 64 zz loadlsp.b xx yy 65 zz loadllp.b xx yy 66 ? *loadtcp.b 67 ? *loadtsp.b 68 ? *loadtlp.b 69 xx xx *loadgcp.u ? 0 6a xx xx loadgsp.u ? 0 6b xx xx loadglp.u ? 0 6c load0m 6d load1m 6e xx loadm.c xx 6f x1 x2 loadm.s x1x2 70 x1 x2 x3 x4 *loadm.l x1x2x3x4 71 zz lealm.b xx yy 72 ? *leatm.b 73 xx xx leagm.u ? 0 74 *loadicm 75 loadism 76 loadilm 77 zz *loadlcm.b xx yy 78 zz loadlsm.b xx yy 79 zz loadllm.b xx yy 7a ? *loadtcm.b 7b ? *loadtsm.b 7c ? *loadtlm.b 7d xx xx loadgcm.u ? 0 7e xx xx loadgsm.u ? 0 7f xx xx loadglm.u ? 0 80 xx xx leas.w ? 81 xx xx/x3 x4 lead.w ? / .disp x3x4
Added with bytecode v11
83 decic1 84 incic1 85 decis1 86 incis1 87 decil1 88 incil1 89 popadd
Added with bytecode v12
8a x1x2 x3x4.. *patch 8b xx *loadic.b xx 8c xx loadis.b xx 8d xx loadil.b xx 8e xx mul.c xx 8f xx muladd.c xx 90 xx jumple.c xx 91 xx jumpge.c xx