237 lines
4.3 KiB
Plaintext
237 lines
4.3 KiB
Plaintext
*DEFS FOR SYMBOLS REFERENCED FROM MACROS
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.GLOBL ERRORLOG
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*------- Macros for TMS34010 assembly language programs ----------------
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* Swap contents of two registers that reside in same file
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SWAP $MACRO R1,R2
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XOR :R1.S:,:R2.S:
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XOR :R2.S:,:R1.S:
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XOR :R1.S:,:R2.S:
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$END
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* Test a register for zero
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TEST $MACRO R1
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MOVE :R1.S:,:R1.S:
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$END
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*EQUATES FOR XY COMPARES(MOTOLORA STYLE)
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JRXEQ $MACRO P1
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JRXZ P1.S
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$END
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JRXNE $MACRO P1
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JRXNZ P1.S
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$END
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JRXGE $MACRO P1
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JRXNN P1.S
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$END
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JRXLT $MACRO P1
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JRXN P1.S
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$END
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JRYEQ $MACRO P1
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JRYZ P1.S
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$END
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JRYNE $MACRO P1
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JRYNZ P1.S
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$END
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JRYGE $MACRO P1
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JRYNN P1.S
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$END
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JRYLT $MACRO P1
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JRYN P1.S
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$END
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*
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*SUBTRACT REGISTER FROM MEMORY
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* SUBRM REG,ADDR,FIELD SIZE
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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*
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SUBRM $MACRO P1,P2,P3
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MOVE :P2:,A14,:P3:
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SUB :P1:,A14
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MOVE A14,:P2:,:P3:
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$END
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*
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*ADD REGISTER TO MEMORY
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* ADDRM REG,ADDR,FIELD SIZE
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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*
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ADDRM $MACRO P1,P2,P3
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MOVE :P2:,A14,:P3:
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ADD :P1:,A14
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MOVE A14,:P2:,:P3:
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$END
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*INCREMENT LOCATION
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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**
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INCW $MACRO P1
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MOVE :P1:,A14
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INC A14
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MOVE A14,:P1:
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$END
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*
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*DECREMENT WORD
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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**
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DECW $MACRO P1
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MOVE :P1:,A14
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DEC A14
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MOVE A14,:P1:
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$END
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*
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*SUBTRACT MEMORY
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* SUBM ADDR,REG,FIELD SIZE
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*SUBTRACTS ADDRESS FROM REGISTER
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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*
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SUBM $MACRO P1,P2,P3
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MOVE :P1:,A14,:P3:
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SUB A14,:P2:
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$END
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*
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*ADD MEMORY
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* ADDM ADDR,REG,FIELD SIZE
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*ADDS ADDRESS FROM REGISTER
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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*
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ADDM $MACRO P1,P2,P3
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MOVE :P1:,A14,:P3:
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ADD A14,:P2:
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$END
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*
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*NEGATE MEMORY
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* NEGM ADDR,FIELD SIZE
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*NEGATES ADDRESS CONTENTS
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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*
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NEGM $MACRO P1,P2
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MOVE :P1:,A14,:P2:
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NEG A14
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MOVE A14,:P1:,:P2:
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$END
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*
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*COMPARE MEMORY
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* CMPM ADDR,REG,FIELD SIZE
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*COMPARES ADDRESS TO REGISTER
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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*
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CMPM $MACRO P1,P2,P3
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MOVE :P1:,A14,:P3:
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CMP A14,:P2:
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$END
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*
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*CLEAR MEMORY
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* CLRM ADDR,FIELD SIZE
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*CLEARS ADDRESS CONTENTS
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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*
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CLRM $MACRO P1,P2
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CLR A14
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MOVE A14,:P1:,:P2:
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$END
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*
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*COMPLEMENT MEMORY
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* COMM ADDR,FIELD SIZE
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*COMPLEMENTS ADDRESS CONTENTS
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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*
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COMM $MACRO P1,P2
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MOVE :P1:,A14,:P2:
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NOT A14
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MOVE A14,:P1:,:P2:
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$END
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*
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*SHIFT LEFT MEMORY
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* SLLM SHIFT COUNT,ADDR,FIELD SIZE
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*SHIFTS ADDRESS CONTENTS
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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*
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SLLM $MACRO P1,P2,P3
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MOVE :P2:,A14,:P3:
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SLL :P1:,A14
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MOVE A14,:P2:,:P3:
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$END
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*
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*SHIFT RIGHT ARITHMETIC MEMORY
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* SRAM SHIFT COUNT,ADDR,FIELD SIZE
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*SHIFTS ADDRESS CONTENTS
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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*
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SRAM $MACRO P1,P2,P3
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MOVE :P2:,A14,:P3:
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SEXT A14,:P3:
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SRA :P1:,A14
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MOVE A14,:P2:,:P3:
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$END
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*
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*SHIFT RIGHT LOGICAL MEMORY
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* SRLM SHIFT COUNT,ADDR,FIELD SIZE
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*SHIFTS ADDRESS CONTENTS
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*A14 DESTROYED, 'A' REGISTER TYPE INSTRUCTIONS ONLY
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*
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SRLM $MACRO P1,P2,P3
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MOVE :P2:,A14,:P3:
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ZEXT A14,:P3:
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SRL :P1:,A14
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MOVE A14,:P2:,:P3:
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$END
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*PUSH REGISTER(S) ONTO THE STACK
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*USAGE: ONE OPERAND -> PUSH OP 2 OR MORE OPS -> PUSH (OP1,OP2,...,OPN)
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PUSH $MACRO REG
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MOVE :REG:,-*SP,1
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$END
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*PULL REGISTER(S) OFF OF THE STACK
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*USAGE: ONE REGISTER -> PULL REG 2 OR MORE REGS -> PULL (REG1,REG2,...,REGN)
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PULL $MACRO REG
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MMFM SP,:REG:
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$END
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*PUSH LOW WORD OF REGISTER ON TO STACK
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*ONE REGISTER ONLY!
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*USAGE: PUSHW REG
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PUSHW $MACRO REG
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MOVE :REG:,-*SP,0
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$END
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*PULL LOW WORD OF REGISTER OFF OF STACK
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*ONE REGISTER ONLY!
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*USAGE: PULLW REG
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PULLW $MACRO REG
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MOVE *SP+,:REG:,0
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$END
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*MAKE A SINGLE SOUND USING THE GSP SOUND PROCESSOR
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SOUND1 $MACRO SNDNUM
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MOVI :SNDNUM:,A0
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CALLA ONESND
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$END
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*NULL LONG WORD
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LONGNULL:$MACRO
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.LONG 0
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$END
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*
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*LOCKUP MACRO
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*
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LOCKUP $MACRO
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DINT
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JRUC $
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$END
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*
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*CALLERR - CALL THE ERROR LOG MACRO
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*REGS = # OF REGISTERS PUSHED ON THE STACK BY THIS SUBROUTINE
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*
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CALLERR $MACRO NUM,REGS
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MMTM SP,A1,A2
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MOVE *SP((:REGS:+2)*20H),A1,L
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MOVI :NUM:,A2
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CALLA ERRORLOG
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MMFM SP,A1,A2
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$END
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