Motorola PowerQUICC II MPC8280 Series Reference Manual page 1432

Set-associative. Aspect of cache organization in which the cache space is
Significand. The component of a binary floating-point number that consists
Slave. A device that responds to the master's address. A slave receives data
Static branch prediction. Mechanism by which software (for example,
Sticky bit. A bit that when set must be cleared explicitly.
Superscalar machine. A machine that can issue multiple instructions
Supervisor mode. The privileged operation state of a processor. In
Synchronization. A process to ensure that operations occur strictly in order.
Synchronous exception. An exception that is generated by the execution of
System memory. Physical memory available to a processor.
T
Time-division multiplex (TDM). A single serial channel used by several
TLB (translation lookaside buffer). A cache that holds recently used page
Glossary-10
Freescale Semiconductor, Inc.
lower-order address bits. Because several memory locations can map
to the same location, cached data is typically placed in the set whose
cache block corresponding to that address was used least recently.
See Set-associative.
divided into sections, called sets. The cache controller associates a
particular main memory address with the contents of a particular set
or region within the cache.
of an explicit or implicit leading bit to the left of its implied binary
point and a fraction field to the right.
on a write cycle and gives data to the master on a read cycle.
compilers) can give a hint to the machine hardware about the
direction a branch is likely to take.
concurrently from a conventional linear instruction stream.
supervisor mode, software, typically the operating system, can
access all control registers and can access the supervisor memory
space, among other privileged operations.
See Context synchronization and Execution synchronization.
a particular instruction or instruction sequence. The two types of
synchronous exceptions are precise and imprecise.
channels that take turns.
table entries.
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