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Quiz 2
CSE 30
Spring 2005
#1. a) Write the SPARC assembly instructions to define the following global variables in the data segment:
char MarsVolta[] = "The Widow";
double mirror = 420.024;
#2. What is the value (in hex) of %o1 after each set of instructions:
a) set 0xFACEBABE, %o1
sll %o1, 20, %o1
Value in %o1 at this point is 0x______________________________________________
b) set 0xFACEBABE, %o1
sra %o1, 8, %o1
Value in %o1 at this point is 0x______________________________________________
c) set 0xFACEBABE, %o1
set 0xDCDCDCDC, %o2
and %o1, %o2, %o1
Value in %o1 at this point is 0x______________________________________________
#3. Write the save SPARC instruction to allocate 3 shorts as local variables on the stack.
save %sp, ______________________________________ , %sp
(over)
