ORCA-C/Exp.macros
Stephen Heumann d66f6b27b7 Evaluate arithmetic and shifts in long long constant expressions.
This winds up calling functions for these operations in ORCALib, so an up-to-date version of that must now be available to build the ORCA/C compiler.
2021-02-14 20:39:35 -06:00

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MACRO
&lab subroutine &parms,&work
&lab anop
aif c:&work,.a
lclc &work
&work setc 0
.a
gbla &totallen
gbla &worklen
&worklen seta &work
&totallen seta 0
aif c:&parms=0,.e
lclc &len
lclc &p
lcla &i
&i seta c:&parms
.b
&p setc &parms(&i)
&len amid &p,2,1
aif "&len"=":",.c
&len amid &p,1,2
&p amid &p,4,l:&p-3
ago .d
.c
&len amid &p,1,1
&p amid &p,3,l:&p-2
.d
&p equ &totallen+3+&work
&totallen seta &totallen+&len
&i seta &i-1
aif &i,^b
.e
tsc
sec
sbc #&work
tcs
inc a
phd
tcd
mend
MACRO
&lab return &r
&lab anop
lclc &len
aif c:&r,.a
lclc &r
&r setc 0
&len setc 0
ago .h
.a
&len amid &r,2,1
aif "&len"=":",.b
&len amid &r,1,2
&r amid &r,4,l:&r-3
ago .c
.b
&len amid &r,1,1
&r amid &r,3,l:&r-2
.c
aif &len<>2,.d
ldy &r
ago .h
.d
aif &len<>4,.e
ldx &r+2
ldy &r
ago .h
.e
aif &len<>10,.g
aif &totallen=0,.f
lda &worklen+1
sta &worklen+&totallen+1
lda &worklen
sta &worklen+&totallen
.f
pld
tsc
clc
adc #&worklen+&totallen
tcs
phb
plx
ply
lda &r+8
pha
lda &r+6
pha
lda &r+4
pha
lda &r+2
pha
lda &r
pha
phy
phx
plb
rtl
mexit
.g
mnote 'Not a valid return length',16
mexit
.h
aif &totallen=0,.i
lda &worklen+1
sta &worklen+&totallen+1
lda &worklen
sta &worklen+&totallen
.i
pld
tsc
clc
adc #&worklen+&totallen
tcs
aif &len=0,.j
tya
.j
rtl
mend
MACRO
&LAB BGT &BP
&LAB BEQ *+4
BGE &BP
MEND
MACRO
&LAB BLE &BP
&LAB BLT &BP
BEQ &BP
MEND
MACRO
&LAB MOVE4 &F,&T
&LAB ~SETM
LDA 2+&F
STA 2+&T
LDA &F
STA &T
~RESTM
MEND
MACRO
&LAB ~SETM
&LAB ANOP
AIF C:&~LA,.B
GBLB &~LA
GBLB &~LI
.B
&~LA SETB S:LONGA
&~LI SETB S:LONGI
AIF S:LONGA.AND.S:LONGI,.A
REP #32*(.NOT.&~LA)+16*(.NOT.&~LI)
LONGA ON
LONGI ON
.A
MEND
MACRO
&LAB ~RESTM
&LAB ANOP
AIF (&~LA+&~LI)=2,.I
SEP #32*(.NOT.&~LA)+16*(.NOT.&~LI)
AIF &~LA,.H
LONGA OFF
.H
AIF &~LI,.I
LONGI OFF
.I
MEND
macro
&l ph8 &n1
lclc &c
&l anop
&c amid &n1,1,1
aif s:longa=1,.a
rep #%00100000
.a
aif "&c"="#",.d
aif "&c"="[",.b
aif "&c"<>"{",.c
&c amid &n1,l:&n1,1
aif "&c"<>"}",.g
&n1 amid &n1,2,l:&n1-2
&n1 setc (&n1)
.b
ldy #6
~&SYSCNT lda &n1,y
pha
dey
dey
bpl ~&SYSCNT
ago .e
.c
ldx #6
~&SYSCNT lda &n1,x
pha
dex
dex
bpl ~&SYSCNT
ago .e
.d
&n1 amid &n1,2,l:&n1-1
bra ~b&SYSCNT
~a&SYSCNT dc i8"&n1"
~b&SYSCNT ldx #6
~c&SYSCNT lda ~a&SYSCNT,x
pha
dex
dex
bpl ~c&SYSCNT
.e
aif s:longa=1,.f
sep #%00100000
.f
mexit
.g
mnote "Missing closing '}'",16
mend
macro
&l pl8 &n1
lclc &c
&l anop
aif s:longa=1,.a
rep #%00100000
.a
&c amid &n1,1,1
aif "&c"<>"{",.b
&c amid &n1,l:&n1,1
aif "&c"<>"}",.f
&n1 amid &n1,2,l:&n1-2
pla
sta (&n1)
ldy #2
pla
sta (&n1),y
ldy #4
pla
sta (&n1),y
ldy #6
pla
sta (&n1),y
ago .d
.b
aif "&c"<>"[",.c
pla
sta &n1
ldy #2
pla
sta &n1,y
ldy #4
pla
sta &n1,y
ldy #6
pla
sta &n1,y
ago .d
.c
pla
sta &n1
pla
sta &n1+2
pla
sta &n1+4
pla
sta &n1+6
.d
aif s:longa=1,.e
sep #%00100000
.e
mexit
.f
mnote "Missing closing '}'",16
mend