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Z*) speed optimizations

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FeralChild64 committed 2020-12-19 22:24:23 +01:00
1 parent 9c10a29448
commit ed25e2d250
10 files changed
+337 -288
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src/zvm_m65/z80_instr_math_16bit.s
+12 -12
View File
@@ -7,59 +7,59 @@
Z80_instr_03: ; INC BC
inw REG_C
rts
jmp ZVM_next
Z80_instr_13: ; INC DE
inw REG_E
rts
jmp ZVM_next
Z80_instr_23: ; INC HL
inw REG_L
rts
jmp ZVM_next
Z80_instr_33: ; INC SP
inw REG_SP
rts
jmp ZVM_next
Z80_instr_DD_23: ; INC IX
inw REG_IX
rts
jmp ZVM_next
Z80_instr_FD_23: ; INC IY
inw REG_IY
rts
jmp ZVM_next
Z80_instr_0B: ; DEC BC
dew REG_C
rts
jmp ZVM_next
Z80_instr_1B: ; DEC DE
dew REG_E
rts
jmp ZVM_next
Z80_instr_2B: ; DEC HL
dew REG_L
rts
jmp ZVM_next
Z80_instr_3B: ; DEC SP
dew REG_SP
rts
jmp ZVM_next
Z80_instr_DD_2B: ; DEC IX
dew REG_IX
rts
jmp ZVM_next
Z80_instr_FD_2B: ; DEC IY
dew REG_IY
rts
jmp ZVM_next