-/*
-Note that there's a problem here--even though it's NOT in phrase mode, it's still calculating
-a source shift... !!! FIX !!!
-Actually, the problem is the code that utilizes the source shift even when it's not needed... I think.
-
-Blit! (CMD = 01800609)
-Flags: SRCEN DSTEN UPDA1 UPDA2 LFUFUNC=C
- count = 10 x 12
- a1_base = 001F8300, a2_base = 00812F80
- a1_x = 0007, a1_y = 0000, a1_frac_x = 0000, a1_frac_y = 0000, a2_x = 0000, a2_y = 0000
- a1_step_x = FFF6, a1_step_y = 0001, a1_stepf_x = 0000, a1_stepf_y = 0000, a2_step_x = FFF6, a2_step_y = 0001
- a1_inc_x = 0000, a1_inc_y = 0000, a1_incf_x = 0000, a1_incf_y = 0000
- a1_win_x = 0000, a1_win_y = 0000, a2_mask_x = 0000, a2_mask_y = 0000
- a2_mask=F a1add=+1/+0 a2add=+1/+0
- a1_pixsize = 2, a2_pixsize = 2
- srcd=0000000000000000 dstd=0000000000000000 patd=0000000000000000 iinc=00000000
- srcz1=0000000000000000 srcz2=0000000000000000 dstz=0000000000000000 zinc=00000000, coll=0
- Phrase mode is off
- [in=T a1f=F a1=F zf=F z=F a2=F iif=F iii=F izf=F izi=F]
- Entering INNER state...
- Entering SREAD state... Source read address/pix address: 00812F80/0 [0000000000000000]
- Entering A2_ADD state [a2_x=0000, a2_y=0000, addasel=0, addbsel=1, modx=0, addareg=F, adda_xconst=0, adda_yconst=0]...
- Entering DREAD state... Dest read address/pix address: 001F8303/4 [0000000000000000]
- Entering DWRITE state... Dest write address/pix address: 001F8303/4 srcz=0000000000000000]
-
-[dcomp=FF zcomp=00 dbinh=00]
-
-[srcz=0000000000000000 dstz=0000000000000000 zwdata=0000000000000000 mask=000F]
- [0000000000000000] (icount=0009, inc=1)
- [dstart=4 dend=8 pwidth=4 srcshift=4][daas=0 dabs=0 dam=7 ds=1 daq=F]
- Entering A1_ADD state [a1_x=0007, a1_y=0000, addasel=0, addbsel=0, modx=0, addareg=F, adda_xconst=0, adda_yconst=0]...
-
-*/