CS30 Fall 2005 Quiz 4 - SPARC Architecture and IEEE Floating-Point - Prof. Richard Ord, Quizzes of Computer Science

Download CS30 Fall 2005 Quiz 4 - SPARC Architecture and IEEE Floating-Point - Prof. Richard Ord and more Quizzes Computer Science in PDF only on Docsity! Signature __________________ Name_______________ cs30x____ Student ID _________________ Score: Quiz 4 CSE 30 Fall 2005 #1. To access local variables stored on the Runtime Stack in the SPARC architecture, you use a ____________________ offset relative to register ___________. The ___________ instruction saves the current value of %pc in %o7. The ret instruction adds __________ to the value in __________ and stores the result in __________. In gdb, how do you set a breakpoint at a function named scooby? _______________________________ The ___________ registers in the current register window set are mapped back to the ___________ registers as part of the restore instruction. ________________ subroutines support recursion. If we have a ret instruction, the next instruction should be ___________________. #2. a) Convert -76.12510 to binary fixed-point and single precision IEEE floating-point representation (expressed in hexadecimal). binary fixed-point __________________________________ x 20 IEEE floating-point _______________________________________ (hexadecimal) b) Convert 0x428A8000 (single precision IEEE floating-point representation) to fixed-point decimal. fixed-point decimal ______________________________ (decimal / no exponential notation) (over)