b2f1b22335
-moved all includes into "include" directory -extracted "wait...()"-routines into separate files
247 lines
4.5 KiB
C
247 lines
4.5 KiB
C
/*****************************************************************************************/
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// opertionen
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/*****************************************************************************************/
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ii_lset_shd:.macro
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ii_lset_shdx e0 //r d0
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ii_lset_shdx e2 //r d1
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ii_lset_shdx e4 //r d2
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ii_lset_shdx e6 //r d3
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ii_lset_shdx e8 //r d4
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ii_lset_shdx ea //r d5
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ii_lset_shdx ec //r d6
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ii_lset_shdx ee //r d7
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ii_lset_shdx e1 //l d0
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ii_lset_shdx e3 //l d1
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ii_lset_shdx e4 //l d2
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ii_lset_shdx e5 //l d3
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ii_lset_shdx e9 //l d4
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ii_lset_shdx eb //l d5
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ii_lset_shdx ed //l d6
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ii_lset_shdx ef //l d7
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.endm
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ii_lset_shdx:.macro
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//byt
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ii_lset_opea \1,0 // as,ls #im,dx
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ii_lset_opea \1,1 // rox,ro #im,dx
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ii_lset_opea \1,2 // as,ls dy,dx
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ii_lset_opea \1,3 // rox,ro dy,dx
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//word
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ii_lset_opea \1,4 // as,ls #im,dx
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ii_lset_opea \1,5 // rox,ro #im,dx
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ii_lset_opea \1,6 // as,ls dy,dx
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ii_lset_opea \1,7 // rox,ro dy,dx
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//long
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// ii_lset_opea \1,8 // as,ls #im,dx -> vorhanden
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ii_lset_opea \1,9 // rox,ro #im,dx
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// ii_lset_opea \1,a // as,ls dy,dx -> vorhanden
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ii_lset_opea \1,b // rox,ro dy,dx
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.endm
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/******************************************************/
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ii_shd:.macro // 1=code 2=operation 3 = normal, direct oder immediat
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// byt
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opdx \1,\2,b,0,\3 // dx
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// word
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opdx \1,\2,w,4,\3 // dx
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// long
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opdx \1,\2,l,8,\3 // dx
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.endm
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/******************************************************/
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// byt word long routinen
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/******************************************************/
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sh_asr: .macro // asr -> 1=operation 2 = dx 3 = dy/im 4 = size b/w
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mvs.\4 \2,d1
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sh_shal \1,\2,\3,\4
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.endm
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sh_lsr: .macro // asl -> 1=operation 2 = dx 3 = dy/im 4 = size b/w
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mvz.\4 \2,d1
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sh_shal \1,\2,\3,\4
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.endm
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sh_shal:.macro
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move.w \3,d0
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\1.l d0,d1
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set_cc0
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move.\4 d1,\2
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.endm
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sh_all: .macro // asl/lsl -> 1=operation 2 = dx 3 = dy/im 4 = size b/w
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mvz.\4 \2,d1
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.ifc \4,b
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byterev.l d1
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.else
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swap.w d1
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.endif
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sh_asr \1,\2,\3,\4
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.endm
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sh_ror: .macro // ror -> 1=operation 2 = dx 3 = dy/im 4 = size b/w/l
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move.\4 \2,d1 /
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move.w \3,d0
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.ifc \4,b
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lsl.l #8,d1
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move.b \2,d1
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and.l #0x7,d0
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lsr.l d0,d1
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.else
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.ifc \4,w
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swap.w d1
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move.w \2,d1
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and.l #0xf,d0
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lsr.l d0,d1
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.else
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and.l #0x1f,d0
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lsr.l d0,d1
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move.l d1,a1
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move.l \2,d1
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sub.l #32,d0
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neg.l d0
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lsl.l d0,d1
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add.l a1,d1
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.endif
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.endif
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move.\4 d1,\2
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move.w ccr,d0
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and.l #1,d1 // ist auch carry bit
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or.l d1,d0
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move.b d0,ccr_off(a7)
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.endm
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sh_rol: .macro // rol -> 1=operation 2 = dx 3 = dy/im 4 = size b/w/l
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move.\4 \2,d1
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move.w \3,d0
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.ifc \4,b
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lsl.l #8,d1
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move.b \2,d1
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and.l #0x7,d0
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lsl.l d0,d1
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lsr.l #8,d1
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moveq #7,d0
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.else
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.ifc \4,w
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swap.w d1
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move.w \2,d1
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and.l #0xf,d0
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lsr.l d0,d1
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swap.w d1
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moveq #15,d0
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.else
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and.l #0x1f,d0
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lsl.l d0,d1
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move.l d1,a1
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move.l \2,d1
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sub.l #32,d0
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neg.l d0
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lsr.l d0,d1
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add.l a1,d1
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moveq #31,d0
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.endif
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.endif
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move.\4 d1,\2
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lsr.l d0,d1 // carry bit schieben
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move.w ccr,d0
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and.l #1,d1
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or.l d1,d0
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move.b d0,ccr_off(a7)
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.endm
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sh_roxr: .macro // roxr -> 1=operation 2 = dx 3 = dy/im 4 = size b/w/l
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clr.l d0
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addx.l d0,d0
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ifc \4,b
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mvz.b \2,d1
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lsl.l #1,d1
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add.l d0,d1
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lsl.l #8,d1
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move.b \2,d1
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move.w \3,d0
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and.l #0x7,d0
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lsr.l d0,d1
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set_cc0
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else
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.ifc \4,w
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mvz.b \2,d1
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lsl.l #1,d1
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add.l d0,d1
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lsl.l #8,d1
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lsl.l #8,d1
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move.w \2,d1
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move.w \3,d0
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and.l #0xf,d0
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lsr.l d0,d1
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set_cc0
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.else
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bitrev.l d0
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move.l \2,d1
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lsr.l #1,d1
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add.l d0,d1
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move.w \3,d0
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subq.l #1,d0
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and.l #0x1f,d0
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lsr.l d0,d1
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move.l d1,a1
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set_cc1
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move.l \2,d1
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sub.l #32,d0
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neg.l d0
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lsl.l d0,d1
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add.l a1,d1
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.endif
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.endif
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move.\4 d1,\2
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.endm
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sh_roxl: .macro // roxl -> 1=operation 2 = dx 3 = dy/im 4 = size b/w/l
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clr.l d0
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addx.l d0,d0
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ifc \4,b
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mvz.b \2,d1
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lsl.l #1,d1
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add.l d0,d1
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lsl.l #8,d1
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move.b \2,d1
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lsl.l #8,d1
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lsl.l #7,d1
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move.w \3,d0
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and.l #0x7,d0
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lsl.l d0,d1
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set_cc0
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byterev.l d1
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else
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.ifc \4,w
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mvz.b \2,d1
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lsl.l #1,d1
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add.l d0,d1
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lsl.l #8,d1
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lsl.l #7,d1
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mvz.w \2,d0
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lsr.l #1,d0
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add.l d0,d1
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move.w \3,d0
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and.l #0xf,d0
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lsl.l d0,d1
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set_cc0
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swap.w d1
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.else
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move.l \2,d1
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lsl.l #1,d1
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add.l d0,d1
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move.w \3,d0
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subq.l #1,d0
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and.l #0x1f,d0
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lsl.l d0,d1
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move.l d1,a1
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set_cc1
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move.l \2,d1
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sub.l #32,d0
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neg.l d0
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lsr.l d0,d1
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add.l a1,d1
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.endif
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.endif
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move.\4 d1,\2
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.endm
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