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Spin2_interpreter.spin2
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'TESTT add registers stack_start (on launch) and stack_max (on call or return) to track stack size for allocation need
'******************************************
'* Spin2 Interpreter - v51 - 2025.04.02 *
'******************************************
'
CON bc_setup_reg_1D8_1F8 = $B0
bc_setup_var_0_15 = $C0
bc_setup_local_0_15 = $D0
bc_read_local_0_15 = $E0
bc_write_local_0_15 = $F0
'
'
' Set clock mode, clear first 16 hub longs and VAR space, then start interpreter
'
DAT org
mov y,clkmode_hub 'set clock mode
mov z,clkfreq_hub
call #clkset_init
setq #16-1 'clear $00..$3F in hub (this code space)
wrlong #0,#0
setq var_longs 'clear VAR space
wrlong #0,vbase_init
setq #2-1 'init stack with pbase/vbase
wrlong pbase_init,dbase_init
setq dbase_init 'restart cog 0 with interpreter
coginit #hubexec,##launch_spin
pbase_init long @test_pbase + 8 '$30 - compiler supplies initial pbase value, +8 without compiler
vbase_init long @test_vbase + 0 << 20 '$34 - compiler supplies initial vbase value, first pub in [31:20]
dbase_init long @test_dbase '$38 - compiler supplies initial dbase value
var_longs long (@test_dbase - @test_vbase) >> 2 '$3C - compiler supplies VAR longs to clear
clkmode_hub long %1_000000_0000001111_1111_10_11 '$40 - compiler supplies initial clkmode value
clkfreq_hub long 320_000_000 '$44 - compiler supplies initial clkfreq value
'
'
' Unaligned data
'
orgh
task_return byte bc_hub_bytecode & $FF 'task return, stops task or cog
byte bc_task_return
pri_sendb byte 0 'no locals PRI sendb(count,addr)
byte bc_read_local_0_15+0 'read count repeat count
.loop byte bc_setup_local_0_15+1 'setup addr send(byte[addr++])
byte bc_var_postinc_push & $FF 'addr++
byte bc_setup_byte_pa & $FF 'setup byte
byte bc_read & $FF 'read
byte bc_call_send & $FF 'call send
byte bc_djnz & $FF 'djnz
byte (.loop-$) & $7F 'loop address
byte bc_return_results & $FF 'return
'
'
' Hub bytecode vectors (up to $FE possible)
'
alignw 'word-align for vectors
bc_hubset word @hubset_ 'HUBSET(val) $54 miscellaneous routines
bc_clkset word @clkset_ 'CLKSET(clkmode,clkfreq) $56 (use ctrl-l to determine address)
bc_cogspin word @cogspin_ 'COGSPIN(cog,method(params),stackaddr) $58
bc_cogchk word @cogchk_ 'COGCHK(cog) (push) $5A
bc_org word @inline 'ORG inline pasm code $5C
bc_orgh word @inline 'ORGH inline pasm code $5E
bc_regexec word @regexec_ 'REGEXEC(hubadr) $60
bc_regload word @regload_ 'REGLOAD(hubadr) $62
bc_call word @call_ 'CALL(anyadr) $64
bc_getregs word @getregs_ 'GETREGS(hubadr,cogadr,longs) $66
bc_setregs word @getregs_ 'SETREGS(hubadr,cogadr,longs) $68
bc_bytefill word @bytefill_ 'BYTEFILL(dst,val,cnt) $6A (bit2..1=01) (<bc_wordfill)
bc_bytemove word @bytefill_ 'BYTEMOVE(dst,src,cnt) $6C (bit2..1=10)
bc_byteswap word @bytefill_ 'BYTESWAP(adra,adrb,cnt) $6E (bit2..1=11)
bc_bytecomp word @bytefill_ 'BYTECOMP(adra,adrb,cnt) (push) $70 (bit2..1=00)
bc_wordfill word @wordfill_ 'WORDFILL(dst,val,cnt) $72 (bit2..1=01) (<bc_longfill)
bc_wordmove word @wordfill_ 'WORDMOVE(dst,src,cnt) $74 (bit2..1=10)
bc_wordswap word @wordfill_ 'WORDSWAP(adra,adrb,cnt) $76 (bit2..1=11)
bc_wordcomp word @wordfill_ 'WORDCOMP(adra,adrb,cnt) (push) $78 (bit2..1=00)
bc_longfill word @longfill_ 'LONGFILL(dst,val,cnt) $7A (bit2..1=01)
bc_longmove word @longfill_ 'LONGMOVE(dst,src,cnt) $7C (bit2..1=10)
bc_longswap word @longfill_ 'LONGSWAP(adra,adrb,cnt) $7E (bit2..1=11)
bc_longcomp word @longfill_ 'LONGCOMP(adra,adrb,cnt) (push) $80 (bit2..1=00)
bc_strsize word @strsize_ 'STRSIZE(adr) (push) $82
bc_strcomp word @strcomp_ 'STRCOMP(adra,adrb) (push) $84
bc_strcopy word @strcopy_ 'STRCOPY(dst,src,max) $86
bc_getcrc word @getcrc_ 'GETCRC(ptr,poly,cnt) (push) $88
bc_waitus word @waitus_ 'WAITUS(us) $8A
bc_waitms word @waitus_ 'WAITMS(ms) $8C
bc_getms word @getms_ 'GETMS() (push) $8E
bc_getsec word @getms_ 'GETSEC() (push) $90
bc_muldiv64 word @muldiv64_ 'MULDIV64(m1,m2,d) (push) $92
bc_qsin word @qsin_ 'QSIN(rho,theta,twopi) (push) $94
bc_qcos word @qsin_ 'QCOS(rho,theta,twopi) (push) $96
bc_rotxy word @rotxy_ 'ROTXY(x,y,t) (push2) $98 (<bc_polxy)
bc_polxy word @polxy_ 'POLXY(r,t) (push2) $9A (=bc_polxy)
bc_xypol word @polxy_ 'XYPOL(x,y) (push2) $9C (>bc_polxy)
bc_pinread word @pinread_ 'PINREAD(pins) (push) $9E
bc_pinwrite word @pinwrite_ 'PINWRITE(pins,val) $A0
bc_pinstart word @pinstart_ 'PINSTART(pins,mode,xval,yval) $A2
bc_pinclear word @pinclear_ 'PINCLEAR(pins) $A4
bc_float word @float_ 'FLOAT(integer) (push) $A6 floating-point routines
bc_round word @round_ 'ROUND(float) (push) $A8 (bit1=0)
bc_trunc word @round_ 'TRUNC(float) (push) $AA (bit1=1)
bc_nan word @nan_ 'NAN(float) (push) $AC
bc_fneg word @fneg_ '-. float (push) $AE
bc_fabs word @fabs_ 'FABS float (push) $B0
bc_flt word @frel_ 'float <. float (push) $B2 (bit3..1=001)
bc_fgt word @frel_ 'float >. float (push) $B4 (bit3..1=010)
bc_fne word @frel_ 'float <>. float (push) $B6 (bit3..1=011)
bc_fe word @frel_ 'float ==. float (push) $B8 (bit3..1=100)
bc_flte word @frel_ 'float <=. float (push) $BA (bit3..1=101)
bc_fgte word @frel_ 'float >=. float (push) $BC (bit3..1=110)
bc_fadd word @fadd_ 'float +. float (push) $BE
bc_fsub word @fsub_ 'float -. float (push) $C0
bc_fmul word @fmul_ 'float *. float (push) $C2
bc_fdiv word @fdiv_ 'float /. float (push) $C4
bc_pow word @fpow_ 'floatx POW floaty (push) $C6 (<bc_log2)
bc_log2 word @flog_ 'LOG2 float (push) $C8 (<bc_log10)
bc_log10 word @flog_ 'LOG10 float (push) $CA (=bc_log10)
bc_log word @flog_ 'LOG float (push) $CC (>bc_log10)
bc_exp2 word @fexp_ 'EXP2 float (push) $CE (<bc_exp10)
bc_exp10 word @fexp_ 'EXP10 float (push) $D0 (=bc_exp10)
bc_exp word @fexp_ 'EXP float (push) $D2 (>bc_exp10)
bc_fsqrt word @fsqrt_ 'FSQRT float (push) $D4
bc_taskspin word @taskspin_ 'TASKSPIN(task,method(pars),stackaddr) $D6 multitasking routines
bc_taskstop word @taskctrl_ 'TASKSTOP(task) $D8
bc_taskhalt word @taskctrl_ 'TASKHALT(task) $DA
bc_taskcont word @taskctrl_ 'TASKCONT(task) $DC
bc_taskchk word @taskctrl_ 'TASKCHK(task) $DE
bc_taskid word @taskid_ 'TASKID() (push) $E0
bc_task_return word @task_return_ 'task return, stops task or cog $E2
alignl 'long-align for rest of interpreter
'
'
'********************
'* Free registers *
'********************
'
org $100 'registers $000..$11F are free
taskptr res $20 'task pointer list, builds from top down to maximize free register space
reg_code 'start of cog register code
'
'
'*********************************
'* Interpreter - cog registers *
'*********************************
'
'
' TASKNEXT() (1 long)
'
tasknext_ jmp #tasknexth 'continue in hub
'
'
' Setup hub structure variable (24 longs)
'
hub_sv rfvar y 'a b c d get starting offset << 4 | %wwii
getnib z,y,#0 'a b c d isolate %wwii
shr y,#4 'a b c d isolate starting offset
pusha x 'a b c | a: setup [pbase + rfvar {+pop*rfvar}]
mov x,pbase 'a | | | b: setup [vbase + rfvar {+pop*rfvar}]
mov x,vbase '| b | | c: setup [dbase + rfvar {+pop*rfvar}]
mov x,dbase '| | c | d: setup [pop + rfvar {+pop*rfvar}]
add x,y 'a b c d add starting offset before indexes
mov y,z 'get %ii index count
and y,#%11 wz '0..3 = index count
if_nz rep #4,y 'handle any indexes
if_nz popa v 'pop stack to get index
if_nz rfvar w 'get structure size
if_nz mul v,w 'multiply index by structure size
if_nz add x,v 'add into address
shr z,#2 wz 'get %ww word size, 0..3 = other/byte/word/long
if_nz add z,#bc_setup_byte_pa & $1FF - 1 'if byte/word/long, get setup bytecode
if_nz rdlut z,z 'look up execf value
if_nz execf z 'chain to setup byte/word/long[pop address]
rfbyte y wcz 'not byte/word/long, get address/push/pop command
if_z ret 'if address (y=0), return structure address on stack
getptr pb 'get updated bytecode pointer
if_c jmp #structpush 'push structure (y=$80 | byte count)
jmp #structpop 'pop structure (y=byte count, C=0, Z=0)
'
'
' Variable assignments / math operators (21 longs)
'
una_iso mov w,x ' m a: !!
una_psh pusha x 'push | n b: !
alti rd 'rd m n c: - (neg)
op_notb test x wz 'rd,!! m n a d: ABS
op_quna rep #99,#1 ' x x | i j k e: ENCOD use REP to protect cordic operation until ret/_ret_
qsqrt x,#0 'SQRT x x | i | | f: DECOD
qlog x 'LOG x x | | j | g: BMASK
qexp x 'EXP x x | | | k h: ONES
muxz x,_FFFFFFFF '!! x x a | | | i: SQRT
op_not not x '! x x | b | | | j: QLOG
op_neg neg x '- x x | | c | | | k: QEXP
op_abs abs x 'ABS x x | | | d | | |
op_encod encod x 'ENCOD x x | | | | e | | |
op_decod decod x 'DECOD x x | | | | | f | | |
op_bmask bmask x 'BMASK x x | | | | | | g | | |
op_ones ones x 'ONES x x | | | | | | | h | | |
getqx x ' x x | | | | | | | | i j k
alti wr 'wr m n | | | | | | | | | | |
ret 'wr,op m n a b c d e f g h i j k m: ?= var (isolated)
_ret_ mov x,w 'iso m | n: ?= var (push)
_ret_ zerox x,sz 'push n x: use a..k
'
'
' Variable assignments / math operators (16 longs)
'
sha_mod mov w,x ' x x a b c d e i j a: >>
rev_mod not w,x ' x x | | | | | f g h | | b: <<
alti rd 'rd m n | | | | | | | | | | c: SAR
popa x 'rd,op m n a b c d e f g h i j d: ROR
rev x 'REV x x | | | | | f | | | | e: ROL
shl x,w '<< x x | b | | | | g h | | f: REV
shr x,w '>> x x a | | | | f g | | | g: ZEROX
sar x,w 'SAR x x | | c | | | | h | | h: SIGNX
ror x,w 'ROR x x | | | d | | | | | | i: +
rol x,w 'ROL x x | | | | e | | | | | j: -
add x,w '+ x x | | | | | | | | i |
sub x,w '- x x | | | | | | | | | j
alti wr 'wr m n | | | | | | | | | |
ret 'wr,op m n a b c d e f g h i j m: var ?= exp (isolated)
_ret_ popa x 'iso m | n: var ?= exp (push)
_ret_ zerox x,sz 'push n x: use a..j
'
'
' Variable assignments / math operators (27 longs)
'
mul_mod abs w,x wc 'C=ys x x b d g a: *
muu_mod mov w,x ' x x a | c | e f | h b: /
alti rd 'rd m n | | | | | | | | c: +/
popa x 'rd,op m n a b c d e f g h d: //
testb x,#31 wz 'Z=xs x x | b | d | | g | e: +//
abs x ' x x | b | d | | g | f: SCA
rep #99,#1 ' x x a b c d e f g h g: SCAS use REP to protect cordic operation until call/ret/_ret_
qmul x,w '*,SCAx x x a | | | | f g | h: FRAC
qdiv x,w '/,// x x | b c d e | | |
qfrac x,w 'FRAC x x | | | | | | | h
getqx x ' x x a b c | | | | h
if_c_ne_z neg x '*,/ x x | b | | | | | |
getqy x ' x x | | | d e f g |
if_z neg x '// x x | | | d | | | |
getqx w 'SCAS x x | | | | | | g |
call #\.scas 'SCAS x x | | | | | | g |
alti wr 'wr m n | | | | | | | |
ret 'wr,op m n a b c d e f g h m: var ?= exp (isolated)
_ret_ popa x 'iso m | n: var ?= exp (push)
_ret_ zerox x,sz 'push n x: use a..h
.scas if_c_eq_z jmp #.scas2 'adjust 64-bit product for SCAS
neg w wz 'conditionally negate {x,w}
if_nz not x
if_z neg x
.scas2 shl x,#2 'x = {x,w}[61:30]
shr w,#32-2
_ret_ or x,w
'
'
' Variable assignments / math operators (19 longs)
'
add_mod and x,#$1F 'addpb i j a: &&
shl x,#5 'addb i | b: ^^
shl x,#6 'addp | j c: ||
log_mod mov w,x wz ' x x a b c d e f g h i j d: &
muxnz w,_FFFFFFFF 'bool x x a b c | | | | | | | e: ^
alti rd 'rd m n | | | | | | | | | | f: |
popa x wz 'rd,op m n a b c d e f g h i j g: #>
muxnz x,_FFFFFFFF 'bool x x a b c | | | | | | | h: <#
and x,w '&&,& x x a | | d | | | | | | i: ADDBITS
xor x,w '^^,^ x x | b | | e | | | | | j: ADDPINS
and x,#$1F 'addb x x | | | | | | | | i |
and x,#$3F 'addp x x | | | | | | | | | j
or x,w '||,| x x | | c | | f | | i j
fges x,w '#> x x | | | | | | g | | |
fles x,w '<# x x | | | | | | | h | |
alti wr 'wr m n | | | | | | | | | |
ret 'wr,op m n a b c d e f g h i j m: var ?= exp (isolated)
_ret_ popa x 'iso m | n: var ?= exp (push)
_ret_ zerox x,sz 'push n x: use a..j
'
'
' Variable pre/post modifiers (29 longs, must be in regs)
'
mod_iso mov w,x 'iso a b g i k l a: ++var, var++ (isolated)
mod_psh pusha x 'push | | c d e f | h | j | | m b: --var, var-- (isolated)
alti rd 'rd a b c d e f g h i j k l m c: ++var (push)
rd_field call #\rdf 'rd a b c d e f g h i j k l m d: --var (push) (pipeline spacer)
xoro32 x '?? | | | | | | | | | | | l m e: var++ (push)
mov v,x 'post | | | | e f | h | j k l m f: var-- (push)
add x,incdec '++ a | c | e | | | | | | | | g: var!! (isolated)
repvarin sub x,incdec '-- | b | d | f | | | | | | | n h: var!! (push)
mov incdec,#1 '++/-- a b c d e f | | | | | | | | i: var! (isolated)
zerox x,sz 'ptr | | c d | | | | | | | | | | j: var! (push)
pusha x '0..n-1 | | | | | | | | | | | | | n k: var\new (swap)
muxz x,_FFFFFFFF '!! | | | | | | g h | | | | | n l: ??var (isolated)
not x '! | | | | | | | | i j | | | | m: ??var (push)
mov x,w 'swap | | | | | | | | | | k | | |
alti wr 'wr a b c d e f g h i j k l m |
wr_field call #\wrf 'wr a b c d e f g h i j k l m | (pipeline spacer)
_ret_ mov x,w 'iso a b | | | | g | i | | l | |
_ret_ mov x,v 'iso | | e f h j k m |
ret 'main c d | n: REPEAT-var init, 0..n-1 (followed by repvari1)
'
'
' REPEAT-var init (must be in regs)
'
' x initial
' ptra[-1] delta
' ptra[-2] terminal
' ptra[-3] address
'
repvari1 pusha #1 'set step to 1 (insert between terminal and initial)
repvari alti wr 'write variable
_FFFFFFFF long $FFFFFFFF '(pipeline spacer)
setq #2-1 'pop terminal/delta into y/z
rdlong y,--ptra
add ptra,#2*4 'repoint to top of stack
cmps y,x wc 'sign-correct delta
abs z
if_c neg z
_ret_ wrlong z,ptra[-1]
'
'
' REPEAT-var loop (11 longs, must be in regs)
'
' x current (was initial)
' ptra[-1] delta
' ptra[-2] terminal
' ptra[-3] address
'
repvarl setq #3-1 'pop address/terminal/delta into a/b/c
rdlong a,--ptra
add x,c 'add delta into current
alti wr 'write variable
incdec long 1 '(pipeline spacer, also ++/-- value)
testb c,#31 wz 'check for out-of-bounds
if_nz cmps b,x wc
if_z cmps x,b wc
if_nc add ptra,#3*4 'if not out-of-bounds, unpop data and loop
if_nc jmp #absjmp
_ret_ popa x 'out-of-bounds, pop stack, continue
'
'
' Read bitfield (3 longs, must be in regs)
'
rdf long @lut_code 'read variable into x (rewritten)
ror x,fb 'lsb-justify bitfield
_ret_ zerox x,sz wz 'trim it, affect z
'
'
' Write bitfield (12 longs, must be in regs)
'
wrf mov fd,x 'get bitfield data
rol fd,fb
bmask fm,sz 'make bitfield mask
rol fm,fb
mov fx,x 'preserve x
rep @stall,#1 'use REP to protect variable from interrupts
wrf_rd push #$1FF 'read variable into x (rewritten) (initially: push $1FF, to begin xbyte on _ret_)
setq fm 'set bitfield mask (initially: no consequence)
muxq x,fd 'mux bitfield data into x (initially: no consequence)
wrf_wr _ret_ setq #$1A1 'write x back to variable (rewritten) (initially: begin xbyte, compress Ax..Fx, write flags)
stall _ret_ mov x,fx 'restore x
'
'
' Read/write instructions (8 longs, must be in regs)
'
rd_byte rdbyte x,ad wz 'all reads affect z
rd_word rdword x,ad wz
rd_long rdlong x,ad wz
rd_reg mov x,0 wz
wr_byte wrbyte x,ad
wr_word wrword x,ad
wr_long wrlong x,ad
wr_reg mov 0,x
'
'
' Multitasking
'
tasknum long $1F 'initial task number
taskena long $8000_0000 'initial task enable bits
reg_end 'end of cog register code
taskhlt res 1 'task halt bits
'
'
' Interpreter registers
'
v res 1 'v/pbase/vbase/dbase/mrecv/msend/w/dcall/x/y/z must remain in order
pbase res 1
vbase res 1
dbase res 1
mrecv res 1
msend res 1
w res 1
dcall res 1
ma res 0 '(x alias for float operations)
x res 1
y res 1
z res 1
'
'
' PASM registers - 8 longs
'
pr0_ res 1 'pasm-use registers at $1D8
pr1_ res 1
pr2_ res 1
pr3_ res 1
pr4_ res 1
pr5_ res 1
pr6_ res 1
pr7_ res 1
'
'
' Buff registers - 16 longs
'
buff 'buff registers at $1E0
rd res 1 'variable registers
wr res 1
sz res 1
ad res 1
fd res 1 'bitfield registers
fb res 1
fm res 1
fx res 1
a res 0 'a/b/c/d/e/f/g/h must remain in order
na res 1 '(a alias for float operations)
b res 0
sa res 1 '(b alias for float operations)
c res 0
xa res 1 '(c alias for float operations)
d res 0
mb res 1 '(d alias for float operations)
e res 0
nb res 1 '(e alias for float operations)
f res 0
sb res 1 '(f alias for float operations)
g res 0
xb res 1 '(g alias for float operations)
h res 1
fit $1F0 'buff must end at $1EF
'
'
'***************************
'* Interpreter - cog LUT *
'***************************
'
org $210 'leave $20x open for 16 streamer imm->LUT->DAC/pin values
lut_code
'
'
' Drop anchor (8 longs)
'
' dcall --> next_dbase[-1] (push)
' next_dbase --> dcall
'
'
' ptr[+0] <-- v := x (current top of stack)
' ptr[+1] <-- pbase | flags (trap_flag into bit 1, push_flag into bit 0)
' ptr[+2] <-- vbase
' ptr[+3] <-- dbase
' ptr[+4] <-- mrecv
' ptr[+5] <-- msend
' ptr += 6 (point to new top of stack)
' x (tos) <-- dcall (top of stack = dcall)
' dcall = ptr + 1*4 (set new dcall)
'
drop or pbase,pa 'get trap_flag into bit 1, get push_flag into bit 0
drophot mov v,x 'get top of stack into v
setq #6-1 'push v/pbase/vbase/dbase/mrecv/msend
wrlong v,ptra++ 'ptra points to dcall in stack
mov x,dcall 'get dcall (prior dbase) into top of stack
mov dcall,ptra 'update dcall (next dbase)
add dcall,#1*4
_ret_ andn pbase,#%11 'clear bits 1..0 in pbase
'
'
' Call method / Make method pointer (14 longs)
'
' dcall --> dbase (pop)
' dbase[-1] --> dcall
' retaddr --> dbase[-1]
'
'
callobj rfvar w 'a b g i j get obj into w
callsub rfvar v 'a b c | i j k get sub into v
getptr pb 'a b c g i j k get updated bytecode ptr
jmp #callh 'a b | | i j k continue in hub
jmp #callsubh ' c | continue in hub ('call sub' is optimized)
callptr jmp #callptrh ' d | continue in hub
callrecv jmp #callrecvh ' e | continue in hub
callsend jmp #callsendh ' f | continue in hub
jmp #callsendbh ' g continue in hub
callgo rdfast #0,x 'a b c d e f g h return from hub, start new bytecode read
rfvar x 'a b c d e f g h get number of local longs
_ret_ djnf x,#.clear 'a b c d e f g h if zero, continue
.clear setq x 'a b c d e f g h else, clear locals and point stack past them
_ret_ wrlong #0,ptra++ 'a b c d e f g h
'
'
' Setup reg variable (12 longs)
'
reg_im signx pa,#3 'a a: setup reg[$1D8..$1DF]/[$1F8..$1FF]
or pa,#$1D8 'a b: setup reg[rfvars]
' c: setup reg[rfvars][index]
reg_ap rfvars pa '| b c d: modify inc/dec value
add pa,x '| | c
popa x '| | c
mov rd,rd_reg 'a b c
mov wr,wr_reg 'a b c
sets rd,pa 'a b c
setd wr,pa 'a b c
mov sz,#31 'a b c
set_inc rfvar incdec '| | | d
_ret_ setq2 #$0E1 'a b c d (next bytecode is a variable operator)
'
'
' Setup hub variable (22 longs)
'
hub_im getnib ad,pa,#0 'a b a: setup long[vbase][0..15]
hub_ap rfvar ad '| | c d e f g h i j k l m n o p q r s t b: setup long[dbase][0..15]
hub_pp popa ad '| | | | | | | | | | | | | | | | | | | | u v w c: setup byte[pbase + rfvar]
' d: setup byte[vbase + rfvar]
shl x,#2 '| | | | | | | | | | | | | | | | | r s t | | w e: setup byte[dbase + rfvar]
shl x,#1 '| | | | | | | | | | | l m n | | | | | | | v | f: setup byte[pbase + rfvar][pop index]
add ad,x '| | | | | f g h | | | l m n | | | r s t u v w g: setup byte[vbase + rfvar][pop index]
shl ad,#2 'a b | | | | | | | | | | | | | | | | | | | | | h: setup byte[dbase + rfvar][pop index]
' i: setup word[pbase + rfvar]
add ad,pbase '| | c | | f | | i | | l | | o | | r | | | | | j: setup word[vbase + rfvar]
add ad,vbase 'a | | d | | g | | j | | m | | p | | s | | | | k: setup word[dbase + rfvar]
add ad,dbase '| b | | e | | h | | k | | n | | q | | t | | | l: setup word[pbase + rfvar][pop index]
' m: setup word[vbase + rfvar][pop index]
hub_p mov ad,x '| | | | | | | | | | | | | | | | | | | | | | | x y z n: setup word[dbase + rfvar][pop index]
popa x '| | | | | f g h | | | l m n | | | r s t u v w x y z o: setup long[pbase + rfvar]
' p: setup long[vbase + rfvar]
mov rd,rd_byte '| | c d e f g h | | | | | | | | | | | | u | | x | | q: setup long[dbase + rfvar]
mov rd,rd_word '| | | | | | | | i j k l m n | | | | | | | v | | y | r: setup long[pbase + rfvar][pop index]
mov rd,rd_long 'a b | | | | | | | | | | | | o p q r s t | | w | | z s: setup long[vbase + rfvar][pop index]
' t: setup long[dbase + rfvar][pop index]
mov wr,wr_byte '| | c d e f g h | | | | | | | | | | | | u | | x | | u: setup byte[pop base][pop index]
mov wr,wr_word '| | | | | | | | i j k l m n | | | | | | | v | | y | v: setup word[pop base][pop index]
mov wr,wr_long 'a b | | | | | | | | | | | | o p q r s t | | w | | z w: setup long[pop base][pop index]
' x: setup byte[pop address]
mov sz,#7 '| | c d e f g h | | | | | | | | | | | | u | | x | | y: setup word[pop address]
mov sz,#15 '| | | | | | | | i j k l m n | | | | | | | v | | y | z: setup long[pop address]
mov sz,#31 'a b | | | | | | | | | | | | o p q r s t | | w | | z
_ret_ setq2 #$0E1 'a b c d e f g h i j k l m n o p q r s t u v w x y z (next bytecode is a variable operator)
'
'
' Setup bitfield (13 longs)
' Set ++/-- value
'
bit_imm mov fb,pa 'a a: setup bitfield [0..31]
and fb,#$1F 'a b: setup bitfield [rfvar]
' c: setup bitfield [pop] (also used by fieldh, no skips)
bit_rfvar rfvar fb '| b
bit_pop mov fb,x '| | c
popa x '| | c
mov sz,fb 'a b c
shr sz,#5 'a b c
mov rdf,rd 'a b c
mov wrf_rd,rd 'a b c
mov wrf_wr,wr 'a b c
mov rd,rd_field 'a b c
mov wr,wr_field 'a b c
_ret_ setq2 #$0E1 'a b c (next bytecode is a variable operator)
'
'
' Variable read/write (10 longs)
'
var_rd pusha x 'a c a: read long[dbase][0..15]
' b: write long[dbase][0..15] (isolated)
var_wr_im getnib ad,pa,#0 'a b | c: read var
shl ad,#2 'a b | d: write var (isolated)
add ad,dbase 'a b | e: write var (push)
alti rd '| | c
_ret_ rdlong x,ad 'a | c
var_wr alti wr ' | | d e
wrlong x,ad ' b | d e
_ret_ popa x ' b | d |
_ret_ zerox x,sz ' c e (ret for c, ret+zerox for e)
'
'
' Miscellaneous (26 longs)
'
debug_ pusha x 'a a: DEBUG()
popx rfvar x 'a b b: pop rfvar
sub ptra,x 'a b c: PINLOW(pins)
pinl_ drvl x '| | c d: PINHIGH(pins)
pinh_ drvh x '| | | d e: PINTOGGLE(pins)
pint_ drvnot x '| | | | e f: PINFLOAT(pins)
pinf_ fltl x '| | | | | f g: AKPIN(pins)
akpin_ akpin x '| | | | | | g h: STRING() - push string address and jump over string
pop1 _ret_ popa x '| b c d e f g i: hub bytecode rfbyte - call function in hub with c/z/v[31]=0
popa x 'a j: jmp - branch
hub_str rfbyte pa 'a h i k: jz - test, pop, branch if z
_ret_ brk pa 'a | | l: jnz - test, pop, branch if nz
pusha x ' h | m: tjz - test, if z then pop and branch
getptr pb ' h i n: djnz - dec, if z then pop, else branch
mov x,pb ' h |
branch rfvars pa ' | | j k l m n
rdword v,pa wcz ' | i | | | | |
test x wz ' | | | k l m |
popa x ' | | | k l | |
if_nz ret ' | | | k | m |
sub x,#1 wz ' | | | | | | n
if_z popa x ' | | | | | m n
if_z ret ' | | | | l | n
add pb,pa ' h | j k l m n
call v ' | i | | | | |
resume _ret_ rdfast #0,pb ' h i j k l m n restart bytecode stream
'
'
' Variable operator bytecodes at $279 - triggered via '_ret_ setq2 #$0E1'
'
altcodes
orgf $279
bc_set_incdec long set_inc | %00 << 10 '79 set ++/--
bc_repeat_var_init_n long repvarin | %0111111100110 << 10 '7A Z=0 REPEAT-var init, 0..n-1
bc_repeat_var_init_1 long repvari1 | %0 << 10 '7B REPEAT-var init, step 1
bc_repeat_var_init long repvari | %0 << 10 '7C REPEAT-var init
bc_repeat_var_loop long repvarl | %0 << 10 '7D REPEAT-var loop
bc_get_field long var_ptr | %00 << 10 '7E ^@anyvar
bc_get_addr long var_ptr | %0010 << 10 '7F @hubvar
bc_read long var_rd | %0111001110 << 10 '80 read var
bc_write long var_wr | %0 << 10 '81 write var (isolated)
bc_write_push long var_wr | %0100 << 10 '82 write var (push)
bc_var_inc long mod_iso | %00011111010110010 << 10 '83 ++var, var++ (isolated)
bc_var_dec long mod_iso | %00011111001110010 << 10 '84 --var, var-- (isolated)
bc_var_preinc_push long mod_psh | %011001111001011000_ << 10 '85 ++var (push)
bc_var_predec_push long mod_psh | %011001111000111000_ << 10 '86 --var (push)
bc_var_postinc_push long mod_psh | %01001111101001000_ << 10 '87 var++ (push)
bc_var_postdec_push long mod_psh | %01001111100101000_ << 10 '88 var-- (push)
bc_var_lognot long mod_iso | %00011011111110010 << 10 '89 var!! (isolated)
bc_var_lognot_push long mod_psh | %01001101111101000_ << 10 '8A var!! (push)
bc_var_bitnot long mod_iso | %00010111111110010 << 10 '8B var! (isolated)
bc_var_bitnot_push long mod_psh | %01001011111101000_ << 10 '8C var! (push)
bc_var_swap long mod_iso | %010001111111010010 << 10 '8D var\new (swap)
bc_var_rnd long mod_iso | %00011111111000010 << 10 '8E ??var (isolated)
bc_var_rnd_push long mod_psh | %01001111111100000_ << 10 '8F ??var (push)
bc_lognot_write long una_iso | %00011111111011110010 << 10 '90 !!= var (isolated)
bc_bitnot_write long una_iso | %00011111110111110010 << 10 '91 != var (isolated)
bc_neg_write long una_iso | %00011111101111110010 << 10 '92 -= var (isolated)
bc_abs_write long una_iso | %00011111011111110010 << 10 '93 ABS= var (isolated)
bc_encod_write long una_iso | %00011110111111110010 << 10 '94 ENCOD= var (isolated)
bc_decod_write long una_iso | %00011101111111110010 << 10 '95 DECOD= var (isolated)
bc_bmask_write long una_iso | %00011011111111110010 << 10 '96 BMASK= var (isolated)
bc_ones_write long una_iso | %00010111111111110010 << 10 '97 ONES= var (isolated)
bc_sqrt_write long una_iso | %00001111111111000010 << 10 '98 SQRT= var (isolated)
bc_qlog_write long una_iso | %00001111111110100010 << 10 '99 QLOG= var (isolated)
bc_qexp_write long una_iso | %00001111111101100010 << 10 '9A QEXP= var (isolated)
bc_shr_write long sha_mod | %000111110110010 << 10 '9B var >>= exp (isolated)
bc_shl_write long sha_mod | %000111111010010 << 10 '9C var <<= exp (isolated)
bc_sar_write long sha_mod | %000111101110010 << 10 '9D var SAR= exp (isolated)
bc_ror_write long sha_mod | %000111011110010 << 10 '9E var ROR= exp (isolated)
bc_rol_write long sha_mod | %000110111110010 << 10 '9F var ROL= exp (isolated)
bc_rev_write long rev_mod | %00011111010000_ << 10 'A0 var REV= exp (isolated)
bc_zerox_write long rev_mod | %00011111001000_ << 10 'A1 var ZEROX= exp (isolated)
bc_signx_write long rev_mod | %00011110101000_ << 10 'A2 var SIGNX= exp (isolated)
bc_add_write long sha_mod | %000101111110010 << 10 'A3 var += exp (isolated)
bc_sub_write long sha_mod | %000011111110010 << 10 'A4 var -= exp (isolated)
bc_logand_write long log_mod | %000111111000000___ << 10 'A5 var &&= exp (isolated)
bc_logxor_write long log_mod | %000111110100000___ << 10 'A6 var ^^= exp (isolated)
bc_logor_write long log_mod | %000110111100000___ << 10 'A7 var ||= exp (isolated)
bc_bitand_write long log_mod | %000111111010010___ << 10 'A8 var &= exp (isolated)
bc_bitxor_write long log_mod | %000111110110010___ << 10 'A9 var ^= exp (isolated)
bc_bitor_write long log_mod | %000110111110010___ << 10 'AA var |= exp (isolated)
bc_fge_write long log_mod | %000101111110010___ << 10 'AB var #>= exp (isolated)
bc_fle_write long log_mod | %000011111110010___ << 10 'AC var <#= exp (isolated)
bc_addbits_write long add_mod | %000110101110010100 << 10 'AD var ADDBITS exp (isolated)
bc_addpins_write long add_mod | %000110011110010010 << 10 'AE var ADDPINS exp (isolated)
bc_mul_write long muu_mod | %000111110110011000_ << 10 'AF var *= exp (isolated)
bc_div_write long mul_mod | %0001111001010000010 << 10 'B0 var /= exp (isolated)
bc_divu_write long muu_mod | %000111110101011000_ << 10 'B1 var +/= exp (isolated)
bc_rem_write long mul_mod | %0001100111010000010 << 10 'B2 var //= exp (isolated)
bc_remu_write long muu_mod | %000111011101011000_ << 10 'B3 var +//= exp (isolated)
bc_sca_write long muu_mod | %000111011110011000_ << 10 'B4 var SCA= exp (isolated)
bc_scas_write long mul_mod | %0000010111100000010 << 10 'B5 var SCAS= exp (isolated)
bc_frac_write long muu_mod | %000111110011011000_ << 10 'B6 var FRAC= exp (isolated)
bc_lognot_write_push long una_psh | %01001111111101111000 << 10 'B7 !!= var (push)
bc_bitnot_write_push long una_psh | %01001111111011111000 << 10 'B8 != var (push)
bc_neg_write_push long una_psh | %01001111110111111000 << 10 'B9 -= var (push)
bc_abs_write_push long una_psh | %01001111101111111000 << 10 'BA ABS= var (push)
bc_encod_write_push long una_psh | %01001111011111111000 << 10 'BB ENCOD= var (push)
bc_decod_write_push long una_psh | %01001110111111111000 << 10 'BC DECOD= var (push)
bc_bmask_write_push long una_psh | %01001101111111111000 << 10 'BD BMASK= var (push)
bc_ones_write_push long una_psh | %01001011111111111000 << 10 'BE ONES= var (push)
bc_sqrt_write_push long una_psh | %01000111111111100000 << 10 'BF SQRT= var (push)
bc_qlog_write_push long una_psh | %01000111111111010000 << 10 'C0 QLOG= var (push)
bc_qexp_write_push long una_psh | %01000111111110110000 << 10 'C1 QEXP= var (push)
bc_shr_write_push long sha_mod | %0100111110110010 << 10 'C2 var >>= exp (push)
bc_shl_write_push long sha_mod | %0100111111010010 << 10 'C3 var <<= exp (push)
bc_sar_write_push long sha_mod | %0100111101110010 << 10 'C4 var SAR= exp (push)
bc_ror_write_push long sha_mod | %0100111011110010 << 10 'C5 var ROR= exp (push)
bc_rol_write_push long sha_mod | %0100110111110010 << 10 'C6 var ROL= exp (push)
bc_rev_write_push long rev_mod | %010011111010000_ << 10 'C7 var REV= exp (push)
bc_zerox_write_push long rev_mod | %010011111001000_ << 10 'C8 var ZEROX= exp (push)
bc_signx_write_push long rev_mod | %010011110101000_ << 10 'C9 var SIGNX= exp (push)
bc_add_write_push long sha_mod | %0100101111110010 << 10 'CA var += exp (push)
bc_sub_write_push long sha_mod | %0100011111110010 << 10 'CB var -= exp (push)
bc_logand_write_push long log_mod | %0100111111000000___ << 10 'CC var &&= exp (push)
bc_logxor_write_push long log_mod | %0100111110100000___ << 10 'CD var ^^= exp (push)
bc_logor_write_push long log_mod | %0100110111100000___ << 10 'CE var ||= exp (push)
bc_bitand_write_push long log_mod | %0100111111010010___ << 10 'CF var &= exp (push)
bc_bitxor_write_push long log_mod | %0100111110110010___ << 10 'D0 var ^= exp (push)
bc_bitor_write_push long log_mod | %0100110111110010___ << 10 'D1 var |= exp (push)
bc_fge_write_push long log_mod | %0100101111110010___ << 10 'D2 var #>= exp (push)
bc_fle_write_push long log_mod | %0100011111110010___ << 10 'D3 var <#= exp (push)
bc_addbits_write_push long add_mod | %0100110101110010100 << 10 'D4 var ADDBITS exp (push)
bc_addpins_write_push long add_mod | %0100110011110010010 << 10 'D5 var ADDPINS exp (push)
bc_mul_write_push long muu_mod | %0100111110110011000_ << 10 'D6 var *= exp (push)
bc_div_write_push long mul_mod | %01001111001010000010 << 10 'D7 var /= exp (push)
bc_divu_write_push long muu_mod | %0100111110101011000_ << 10 'D8 var +/= exp (push)
bc_rem_write_push long mul_mod | %01001100111010000010 << 10 'D9 var //= exp (push)
bc_remu_write_push long muu_mod | %0100111011101011000_ << 10 'DA var +//= exp (push)
bc_sca_write_push long muu_mod | %0100111011110011000_ << 10 'DB var SCA= exp (push)
bc_scas_write_push long mul_mod | %01000010111100000010 << 10 'DC var SCAS= exp (push)
bc_frac_write_push long muu_mod | %0100111110011011000_ << 10 'DD var FRAC= exp (push)
bc_setup_bfield_pop long bit_pop | %0000000000 << 10 'DE * setup bitfield .[pop]
bc_setup_bfield_rfvar long bit_rfvar | %00000000110 << 10 'DF * setup bitfield .[rfvar]
'bytecodes Ex/Fx are collapsed at runtime to LUT entries E0/E1
bc_setup_bfield_0_31 long bit_imm | %0000000011100 << 10 'Ex * setup bitfield .[0..15]
long bit_imm | %0000000011100 << 10 'Fx * setup bitfield .[16..31]
'
'
' Add pbase to x (1 long)
'
addbase _ret_ add x,pbase
'
'
' Constants (13 longs)
'
const pusha x 'a b c d e f g h i j a: constant -1..14
mov x,pa 'a | | | | | | | | | b: byte
_ret_ sub x,#bc_con_n-$2FF'a | | | | | | | | | c: byte!
_ret_ rfbyte x ' b | | | | | | | | d: word
rfbyte x ' c | | | g h i j e: word!
_ret_ rfword x ' | d | | | | | | f: long
rfword x ' | e | | | | | g: byte + decod
_ret_ rflong x ' | | f | | | | h: byte + decod + not
_ret_ decod x ' | | g | | | i: byte + bmask
decod x ' | | h | | j: byte + bmask + not
_ret_ bmask x ' | | | i |
bmask x ' | | | j
_ret_ not x ' c e h j
'
'
' Miscellaneous (16 longs)
'
pop2 mov w,x ' b c d e f a: CASE done
cased setq #2-1 'a b c d e f b: WRPIN(pins,val)
rdlong x,--ptra 'a b c d e f c: WXPIN(pins,val)
add y,pbase 'a | | | | | d: WYPIN(pins,val)
_ret_ rdfast #0,y 'a | | | | | e: COGINIT(cog,pgm,ptr) (push)
_ret_ wrpin w,y ' b | | | | f: COGINIT(cog,pgm,ptr)
_ret_ wxpin w,y ' c | | | g: COGSTOP(cog)
_ret_ wypin w,y ' d | | h: LOCKRET(lock)
setq w ' e f i: LOCKREL(lock)
coginit x,y wc ' e f j: COGATN(mask)
_ret_ bitc x,#31 ' e |
cogstop_ cogstop x ' | g
lockret_ lockret x ' | | h
lockrel_ lockrel x ' | | | i
cogatn_ cogatn x ' | | | | j
_ret_ popa x ' f g h i j
'
'
' Main bytecodes at $300
'
maincodes
orgf $300
bc_drop long drop | %0 << 10 '00 drop anchor (0..3)
bc_drop_push long drop | %0 << 10 '01 drop anchor, push
bc_drop_trap long drop | %0 << 10 '02 drop anchor, trap
bc_drop_trap_push long drop | %0 << 10 '03 drop anchor, trap, push
bc_return_results long return_ | %0 << 10 '04 Z=0 RETURN
bc_return_args long return_ | %0 << 10 '05 Z=1 RETURN x,y,z...
bc_abort_0 long abort_ | %0 << 10 '06 Z=0 ABORT
bc_abort_arg long abort_ | %0 << 10 '07 Z=1 ABORT x
bc_call_obj_sub long callobj | %01000010_0000 << 10 '08 call obj.sub
bc_call_obji_sub long callobj | %01001000000_0000 << 10 '09 call obj[].sub
bc_call_sub long callsub | %0_0100_ << 10 '0A call sub
bc_call_ptr long callptr | %0 << 10 '0B call ptr()
bc_call_recv long callrecv | %0 << 10 '0C call RECV()
bc_call_send long callsend | %0 << 10 '0D call SEND(x)
bc_call_send_bytes long callobj | %011111010 << 10 '0E call SEND(bytes...)
bc_mptr_obj_sub long callobj | %01100_0000010_0000 << 10 '0F @obj.sub (push)
bc_mptr_obji_sub long callobj | %01110_0000000_0000 << 10 '10 @obj[].sub (push)
bc_mptr_sub long callsub | %0111110_000_ << 10 '11 @sub (push)
bc_jmp long branch | %01011111110 << 10 '12 jmp rfvars
bc_jz long branch | %01011100010 << 10 '13 jz rfvars
bc_jnz long branch | %01001110010 << 10 '14 jnz rfvars
bc_tjz long branch | %01010101010 << 10 '15 tjz rfvars
bc_djnz long branch | %01000011110 << 10 '16 djnz rfvars
bc_pop long pop1 | %0 << 10 '17 pop
bc_pop_rfvar long popx | %01111100 << 10 '18 pop rfvar
bc_hub_bytecode long hub_str | %0011111110110110 << 10 '19 hub bytecode rfbyte
bc_case_fast_init long casefi | %01010000000000 << 10 '1A CASE_FAST init
bc_case_fast_done long casefd | %0 << 10 '1B CASE_FAST done
bc_case_value long casev | %0 << 10 '1C CASE value
bc_case_range long range | %0110110000000 << 10 '1D CASE value1..value2
bc_case_done long cased | %0000 << 10 '1E CASE done
bc_lookup_value long lookv | %00001000 << 10 '1F C=1 LOOKUP (target : ,,value,,)
bc_lookdown_value long lookv | %00000100 << 10 '20 C=0 LOOKDOWN(target : ,,value,,)
bc_lookup_range long range |%1100111111000000111100 << 10 '21 LOOKUP (target : ,,value1..value2,,)
bc_lookdown_range long range |%0011110000110000011100 << 10 '22 LOOKDOWN(target : ,,value1..value2,,)
bc_look_done long lookd | %0111110 << 10 '23 C=1 LOOKUP/LOOKDOWN done
bc_add_pbase long addbase | %0 << 10 '24 add pbase to x
bc_coginit long pop2 | %0111110011111000 << 10 '25 COGINIT(cog,pgm,ptr)
bc_coginit_push long pop2 | %00011111000 << 10 '26 COGINIT(cog,pgm,ptr) (push)
bc_cogstop long cogstop_ | %01110 << 10 '27 COGSTOP(cog)
bc_cogid long pushv | %01110 << 10 '28 COGID() (push)
bc_locknew long pushv | %0111111011110 << 10 '29 LOCKNEW() (push)
bc_lockret long lockret_ | %0110 << 10 '2A LOCKRET(lock)
bc_locktry long locktry_ | %00 << 10 '2B LOCKTRY(lock) (push)
bc_lockrel long lockrel_ | %010 << 10 '2C LOCKREL(lock)
bc_lockchk long lockchk_ | %0110 << 10 '2D LOCKCHK(lock) (push)
bc_cogatn long cogatn_ | %00 << 10 '2E COGATN(mask)
bc_pollatn long pushv | %011111110111110 << 10 '2F POLLATN() (push)
bc_waitatn long waitatn_ | %000 << 10 '30 WAITATN()
bc_getrnd long pushv | %010 << 10 '31 GETRND() (push)
bc_getct long pushv | %0110 << 10 '32 GETCT() (push)
bc_pollct long pwct | %01111111100 << 10 '33 POLLCT(tick) (push)
bc_waitct long pwct | %0 << 10 '34 WAITCT(tick)
bc_pinlow long pinl_ | %011110 << 10 '35 PINLOW(pins)
bc_pinhigh long pinh_ | %01110 << 10 '36 PINHIGH(pins)
bc_pintoggle long pint_ | %0110 << 10 '37 PINTOGGLE(pins)
bc_pinfloat long pinf_ | %010 << 10 '38 PINFLOAT(pins)
bc_wrpin long pop2 | %011000 << 10 '39 WRPIN(pins,val)
bc_wxpin long pop2 | %0111000 << 10 '3A WXPIN(pins,val)
bc_wypin long pop2 | %01111000 << 10 '3B WYPIN(pins,val)
bc_akpin long akpin_ | %00 << 10 '3C AKPIN(pins)
bc_rdpin long rdpin_ | %010 << 10 '3D RDPIN(pin) (push)
bc_rqpin long rqpin_ | %00 << 10 '3E RQPIN(pin) (push)
bc_tasknext long tasknext_ | %0 << 10 '3F TASKNEXT()
bc_unused long 0 | %0 << 10 '40 <unused>
bc_debug long debug_ | %000111111000 << 10 '41 DEBUG() rfvar,rfbyte
bc_con_rfbyte long const | %0110 << 10 '42 constant rfbyte
bc_con_rfbyte_not long const | %0111111101110 << 10 '43 constant rfbyte!
bc_con_rfword long const | %011110 << 10 '44 constant rfword
bc_con_rfword_not long const | %0111110111110 << 10 '45 constant rfword!
bc_con_rflong long const | %01111110 << 10 '46 constant rflong
bc_con_rfbyte_decod long const | %011101110 << 10 '47 constant rfbyte + decod
bc_con_rfbyte_decod_not long const | %0110111101110 << 10 '48 constant rfbyte + decod + not
bc_con_rfbyte_bmask long const | %01111101110 << 10 '49 constant rfbyte + bmask
bc_con_rfbyte_bmask_not long const | %0011111101110 << 10 '4A constant rfbyte + bmask + not
bc_setup_field_p long field_ | %0 << 10 '4B * setup field[pop field]
bc_setup_field_pi long fieldi_ | %0 << 10 '4C * setup field[pop field][pop index]
bc_setup_reg long reg_ap | %0100000110 << 10 '4D * setup reg[rfvars]
bc_setup_reg_pi long reg_ap | %0100000000 << 10 '4E * setup reg[rfvars][pop index]
bc_setup_byte_pbase long hub_ap | %011011011011110111110 << 10 '4F * setup byte[pbase + rfvar]
bc_setup_byte_vbase long hub_ap | %011011011011101111110 << 10 '50 * setup byte[vbase + rfvar]
bc_setup_byte_dbase long hub_ap | %011011011011011111110 << 10 '51 * setup byte[dbase + rfvar]
bc_setup_byte_pbase_pi long hub_ap | %011011011001110101110 << 10 '52 * setup byte[pbase + rfvar][pop index]
bc_setup_byte_vbase_pi long hub_ap | %011011011001101101110 << 10 '53 * setup byte[vbase + rfvar][pop index]
bc_setup_byte_dbase_pi long hub_ap | %011011011001011101110 << 10 '54 * setup byte[dbase + rfvar][pop index]
bc_setup_word_pbase long hub_ap | %010110110111110111110 << 10 '55 * setup word[pbase + rfvar]
bc_setup_word_vbase long hub_ap | %010110110111101111110 << 10 '56 * setup word[vbase + rfvar]
bc_setup_word_dbase long hub_ap | %010110110111011111110 << 10 '57 * setup word[dbase + rfvar]
bc_setup_word_pbase_pi long hub_ap | %010110110101110100110 << 10 '58 * setup word[pbase + rfvar][pop index]
bc_setup_word_vbase_pi long hub_ap | %010110110101101100110 << 10 '59 * setup word[vbase + rfvar][pop index]
bc_setup_word_dbase_pi long hub_ap | %010110110101011100110 << 10 '5A * setup word[dbase + rfvar][pop index]
bc_setup_long_pbase long hub_ap | %001101101111110111110 << 10 '5B * setup long[pbase + rfvar]
bc_setup_long_vbase long hub_ap | %001101101111101111110 << 10 '5C * setup long[vbase + rfvar]
bc_setup_long_dbase long hub_ap | %001101101111011111110 << 10 '5D * setup long[dbase + rfvar]
bc_setup_long_pbase_pi long hub_ap | %001101101101110101010 << 10 '5E * setup long[pbase + rfvar][pop index]
bc_setup_long_vbase_pi long hub_ap | %001101101101101101010 << 10 '5F * setup long[vbase + rfvar][pop index]
bc_setup_long_dbase_pi long hub_ap | %001101101101011101010 << 10 '60 * setup long[dbase + rfvar][pop index]
bc_setup_byte_pa long hub_p | %011011011000 << 10 '61 * setup byte[pop address]
bc_setup_word_pa long hub_p | %010110110100 << 10 '62 * setup word[pop address]
bc_setup_long_pa long hub_p | %001101101100 << 10 '63 * setup long[pop address]
bc_setup_byte_pb_pi long hub_pp | %01101101100111110110 << 10 '64 * setup byte[pop base][pop index]
bc_setup_word_pb_pi long hub_pp | %01011011010111110010 << 10 '65 * setup word[pop base][pop index]
bc_setup_long_pb_pi long hub_pp | %00110110110111110100 << 10 '66 * setup long[pop base][pop index]
bc_setup_struct_pbase long hub_sv | %01100000 << 10 '67 setup [pbase + rfvar {+pop*rfvar}]
bc_setup_struct_vbase long hub_sv | %01010000 << 10 '68 setup [vbase + rfvar {+pop*rfvar}]
bc_setup_struct_dbase long hub_sv | %00110000 << 10 '69 setup [dbase + rfvar {+pop*rfvar}]
bc_setup_struct_pop long hub_sv | %01111000 << 10 '6A setup [pop + rfvar {+pop*rfvar}]
bc_ternary long ternary | %0000 << 10 '6B x ? y : z
bc_lt long op_rel | %0111100 << 10 '6C exp < exp
bc_ltu long op_rel | %0110110 << 10 '6D exp +< exp
bc_lte long op_rel | %011010 << 10 '6E exp <= exp
bc_lteu long op_rel | %001110 << 10 '6F exp +<= exp
bc_e long op_rel | %011111100 << 10 '70 exp == exp
bc_ne long op_rel | %01111100 << 10 '71 exp <> exp
bc_gte long op_rel | %011100 << 10 '72 exp >= exp
bc_gteu long op_rel | %010110 << 10 '73 exp +>= exp
bc_gt long op_rel | %0111010 << 10 '74 exp > exp
bc_gtu long op_rel | %0101110 << 10 '75 exp +> exp
bc_ltegt long op_rel | %00111111100 << 10 '76 exp <=> exp
bc_lognot long op_notb | %0111111111011110 << 10 '77 !!exp (NOT exp)
bc_bitnot long op_not | %0111111110______ << 10 '78 !exp
bc_neg long op_neg | %011111110_______ << 10 '79 -exp
bc_abs long op_abs | %01111110________ << 10 '7A ABS exp
bc_encod long op_encod | %0111110_________ << 10 '7B ENCOD exp
bc_decod long op_decod | %011110__________ << 10 '7C DECOD exp