IBM PC CONVERTIBLE

THE FOLLOWING MACROS MAY BE USED WHEN A CONDITIONAL JUMP OF MORE THAN
+/- 128 BYTES IS REQUIRED. THE MACROS ARE NAMED THE SAME WAY AS THE
CONDITIONAL JUMP EXCEPT J BECOMES JF.
JFA MACRO JLABEL
JNA $+5
I F NOT ABOVE JUMP AROUND JMP
JMP JLABEL ELSE TAKE A LONG JUMP
ENDM
JFNA MACRO JLABEL
JA $+5
I F NOT NOT ABOVE JUMP AROUND
JMP
JLABEL
ELSE TAKE A LONG JUMP
ENDM
JFB MACRO
JLABEL
JNB $+5 I F NOT BELOW JUMP AROUND JMP
JMP
JLABEL ELSE TAKE A LONG JUMP
ENDM
JFNB MACRO JLABEL
JB
$+5
I F NOT NOT BELOW JUMP AROUND
JMP JLABEL ELSE TAKE A LONG JUMP
ENDM
JFG MACRO JLABEL
JNG $+5 I F NOT GREATER JUMP AROUND
JMP JLABEL ELSE TAKE A LONG JUMP
ENDM
JFNG
MACRO JLABEL
JG
$+5 I F NOT NOT GTR JUMP AROUND
JMP JLABEL ELSE TAKE A LONG JUMP
ENDM
JFL MACRO JLABEL
JNL $+5
I F NOT LESS JUMP AROUND JUMP
JMP JLABEL ELSE TAKE A LONG JUMP
ENDM
JFNL MACRO
JLABEL
JL $+5
I F NOT NOT LESS JUMP AROUND
JMP
JLABEL ELSE TAKE A LONG JUMP
ENDM
JFO MACRO JLABEL
JNO
$+5 I F NOT OVERFLOW JUMP AROUND
JMP JLABEL ELSE TAKE A LONG JUMP
ENDM
JFNO MACRO JLABEL
JO
$+5 I F NOT NOT OFLOW JMP AROUND
JMP JLABEL ELSE TAKE A LONG JUMP
ENDM
JFP MACRO JLABEL
JNP $+5 I F NOT PRTY E JMP AROUND JMP
JMP JLABEL ELSE TAKE A LONG JUMP
ENDM
JFNP MACRO JLABEL
JP $+5 I F PARITY E JMP AROUND JMP
JMP
JLABEL ELSE TAKE A LONG JUMP
ENDM
JFS MACRO JLABEL
JNS $+5 IF NOT SIGN NEG JMP AROUND
JMP JLABEL ELSE TAKE A LONG JUMP
ENDM
JFNS MACRO JLABEL
JS $+5 I F SIGN NEGATIVE JUMP AROUND
JMP JLABEL ELSE TAKE A LONG JUMP
ENDM
JFZ MACRO JLABEL
JNZ $+5 I F NOT ZERO JUMP AROUND JUMP
JMP
JLABEL
ELSE TAKE A LONG JUMP
ENDM
JFNZ MACRO JLABEL
JZ
$+5
I F NOT NOT 0 JMP AROUND JMP
JMP
JLABEL
ELSE TAKE A LONG JUMP
ENDM
END
ROM BIOS 2-25