8085-Toolkit

Compiler and Assembler for Intel 8085

Compiler

Grammar

• program -> block

• block -> decls stmts

• decls -> decls decl empty

• decl -> type id ;

• type -> type [num] | primitive

• stmts -> stmts stmt | empty

• stmt -> empty

• empty -> null

• primitive -> char | int | float | boolean

Assembler instruction groups

Data Transfer Group

MOV, MVI, LXI, LDA, STA, LHLD, SHLD, LDAX, STAX, XCHG

Arithmetic Group

ADD, ADI, ADC, ACI, SUB, SUI, SBB, SBI, INR, DCR, INX, DCX, DAD, DAA

Logical Group

ANA, ANI, XRA, XRI, ORA, ORI, CMP, CPI, RLC, RRC, RAL, RAR, CMA, CMC, STC

Branch Group

JMP, Jcondition, CALL, Ccondition, RET, Rcondition, RST, PCHL

Conditions can be one of the following:

• NZ - not zero (Z = 0)
• Z - zero (Z = 1)
• NC - no carry (CY = 0)
• C - carry (CY = 1)
• PO - parity odd (P = 0)
• PE - parity even (P = 1)
• P - plus (S = 0)
• M - minus (S = 1)

Stack, I/O and Machine Control Group

PUSH, POP, XTHL, SPHL, IN, OUT, EI, DI, HLT, NOP, RIM, SIM