Intel 121748-001 manual LOe, Fixup Representation, Location Pointer, Target Eisym

Models: 121748-001

1 122
Download 122 pages 57.59 Kb
Page 114
Image 114

8086 Object Module Formats

Version 4.9

2.2 Seqment-Relative Pointer Reference (lonq call) wil.h No Groupinq Where Reference is to an EXTERNAL Symbol

A LLLLLLLLLLLLLL

 

? ·

L

 

L

 

 

 

·

L +---.---~-+ L

 

L

LOe

,---~----

.

------------>.

SYM

L +---..----+L

 

·

L

 

L

 

·..

 

·

LLLLLLLLLLLLLL

 

.

FIXUP REPRESENTATION:

~--------- ...~.-----

LOCATION: POINTER

PSEG: TARGET (this is the most common choice)

TARGET: EI(SYM)

<- PP

<- PT

LINK OPERATIO~:

There are three ways in which an EXTER~AL seq~ent-relativereference may be resolved:

CASE 1: Ex'rERNAL symbol (SYM) is found (by LINK) to be in the same LSEG as the reference.

CASE 2: EXTERNAL symbol (SYM) is found (by LINK) to be in a d iff ere n t LS EG , B•

CASE 3: EXTERNAL symbol (SYM) is found (by LINK) to he absolute.

114

Page 114
Image 114
Intel 121748-001 manual LOe, Fixup Representation, Location Pointer, Target Eisym