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it is a Previous year question paper
Typology: Exams
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National
Programme Name: B.Tech
Architecture
Duration: 90 Minutes
Instruetions:
to
one
any)
You have a
for
floating-point operations. You have
of your computations can use the
When a
uses the
floating-point
of the
floating-point
is 40% faster than
speedup
the
floating-point
In order to
the
1:
the
so that 70%
computations can use the
processor. Cost of this
is
2:
the
floating-point
The
processor floating-point is
when it does not use it. Assume in this case that 50% of the
can use the floating-point
Cost of this
is
answer
quantitatively.
Q
the
code
on
Use the
5 times. What is the average tlock
per
1 Loop: L.D
2
3 ADD.D F4, FO, F add scalar in F
stall
stall
S.D
8B
8 BNEZ R1,
stall
the following:
a Compiler
Static
Vs Hardware based
Page 1 of 2
05
execution of the
code
ADD.D F1, F2, F
on a
which
uses
to
issue per
speculation) with the
non-pipelined execution units:
A
FP add
A
FP
unit
A 6-cycle, FP divide unit
Trace the
the
the
station status and
status
the end of
12 and 15. Assume that two
stations are
used for each
of
Q
Instruction
Number
| SUBDFA)F4, F
DIVDF5)
F
ADDUF2,5, F
a Draw the
for the
indicate the
of data dependency for each edge.
that you have as
units as
list all
valid
and also
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