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123 lines
1.7 KiB
Plaintext
123 lines
1.7 KiB
Plaintext
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;** DEFDBUG.ASM - Debugging Macro Definitions
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;
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;
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; DEBUG n,m,<format string>, <arg list>
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;
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;
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.sall
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DEBUG MACRO N,M,string,args
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local b,c
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IFDEF DEBUGFLG
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pushf
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DEBUGTST N,M
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jz b
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push ax
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push bp
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call c ;; push address of string
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DB '&string',0
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c: mov bp,sp
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; IFNB <args>
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IRP Y,<args>
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IFIDN <Y>,<ax>
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push 4[bp]
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ELSE
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IFIDN <Y>,<AX>
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push 4[bp]
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ELSE
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IFIDN <Y>,<bp>
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push 2[bp]
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ELSE
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IFIDN <Y>,<BP>
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push 2[bp]
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ELSE
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mov ax,Y
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push ax
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ENDIF
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ENDIF
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ENDIF
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ENDIF
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ENDM
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; ENDIF
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call DPRINTF
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mov sp,bp
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pop ax ;; discard format string offset
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pop bp
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pop ax
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b: popf
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ENDIF
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ENDM
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;** ERRNZ - generate assembly error if arg != 0
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;
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ERRNZ MACRO EXPR
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IF1
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IFE expr
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ELSE
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RADIX 0 ; CONDITION NOT MET - ERROR
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ENDIF
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ENDIF
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ENDM
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;** DBBEG - Start debugging range
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;
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DBBEG MACRO N,M
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LOCAL lab
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IFDEF DEBUGFLG
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pushf
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DEBUGTST N,M
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jnz lab ;; am to do it
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DBJMP %DBCNT
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lab:
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ENDM
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DBJMP MACRO N
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jmp DBLAB&N
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ENDM
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;** DEBUGTST - Test Debug Flags
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;
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; DEBUGTST n,m
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;
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; Where N and M are bit masks.
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;
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; If one or more of the bits in N is set in the high byte
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; of BUGBITS, and one or more of the bits in M is set in
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; the low byte of BUGBITS then clear the Z flag.
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;
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; In other words:
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;
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; If both masks show a "hit" clear 'Z' else set 'Z'
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;
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; USES FLAGS
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DEBUGTST MACRO N,M
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LOCAL A
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test BYTE PTR BUGBITS,n
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jz A
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test BYTE PTR BUGBITS+1,m
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A:
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ENDM
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DBEND MACRO
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DBLAB %DBCNT
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DBCNT = DBCNT+1
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popf
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ENDM
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DBLAB MACRO N
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DBLAB&N:
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ENDM
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DBCNT = 1
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