User`s manual

xi
T - Trace .........................................................................................................3-216
TA - Terminal Attach....................................................................................3-220
TIME - Display Time and Date ..................................................................3-221
TM - Transparent Mode ..............................................................................3-222
TT - Trace to Temporary Breakpoint .........................................................3-224
VE - Verify S-Records Against Memory....................................................3-227
VER - Revision/Version Display ...............................................................3-231
WL - Write Loop...........................................................................................3-235
PART 2
CHAPTER 4 One-Line Assembler/ Disassembler
Introduction .............................................................................................................4-1
PowerPC Assembly Language..............................................................................4-1
Machine-Instruction Operation Codes .........................................................4-2
Directives...........................................................................................................4-2
Comparison with the Standard Assembler .........................................................4-2
Source Program Coding .........................................................................................4-3
Source Line Format..........................................................................................4-3
Operation Field .........................................................................................4-4
Operand Field............................................................................................4-4
Disassembled Source Line.......................................................................4-4
Mnemonics and Delimiters .....................................................................4-5
Instructions ................................................................................................4-6
Character Set..............................................................................................4-7
Addressing Modes...........................................................................................4-8
WORD DeÞne Constant Directive.................................................................4-9
SYSCALL System Call Directive..................................................................4-10
Entering and Modifying Source Programs........................................................4-11
Invoking the Assembler/Disassembler ......................................................4-11
Entering a Source Line ..................................................................................4-12
Entering Branch Operands ...........................................................................4-13
Assembler Output/Program Listings.........................................................4-13
Assembler Error Messages ...........................................................................4-14
CHAPTER 5 System Calls
Introduction .............................................................................................................5-1
Invoking System Calls.....................................................................................5-1
String Formats for I/O ....................................................................................5-2