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new to assembler....plz explain the flow of this code.

 
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abhishek_snn
Beginner


Joined: 24 Aug 2006
Posts: 16
Topics: 5
PostPosted: Thu Jul 12, 2007 9:06 am    Post subject: new to assembler....plz explain the flow of this code. Reply with quote
START 0
REGS
BEGIN BEGIN
WTO 'TEACH4A
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CICS Guy
Intermediate


Joined: 30 Apr 2007
Posts: 292
Topics: 3
PostPosted: Thu Jul 12, 2007 10:29 am    Post subject: Reply with quote
After the Branch And Link, R10 contains the address of the instruction after the BAL (used for returning).
The label "MAIN" has an address EQUivalent to "here". Normally control goes to the next consecutive address. The EQU * could even be used for data manipulation in addition to branching.
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abhishek_snn
Beginner


Joined: 24 Aug 2006
Posts: 16
Topics: 5
PostPosted: Thu Jul 12, 2007 11:19 pm    Post subject: Reply with quote
Thanks CICS guy. Things are clearer now.
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