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UM0434 Datasheet(PDF) 232 Page - STMicroelectronics

Part # UM0434
Description  The primary objective of this user?셲 manual is to describe
PDF  390 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UM0434 Datasheet(HTML) 232 Page - STMicroelectronics

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UM0434
Instruction pipeline and execution timing
233/391
SPE scalar Floating-Point instruction timing
Timings for embedded scalar single-precision floating-point APU instructions are shown in
Table 163. The table is sorted by opcode.
evfsmsub
1
1
Destination also used as source
evfsmul
11
evfsnabs
11
evfsneg
11
evfsnmadd
1
1
Destination also used as source
evfsnmsub
1
1
Destination also used as source
evfssub
11
evfststeq
11
evfststgt
11
evfststlt
11
Table 163.
Scalar SPE Floating-Point instruction timing
Instruction
Latency
Throughput
Comments
efsabs
11
efsadd
11
efscfsf
11
efscfsi
11
efscfuf
11
efscfui
11
efscmpeq
11
efscmpgt
11
efscmplt
11
efsctsf
11
efsctsi
11
efsctsiz
11
efsctuf
11
efsctui
11
efsctuiz
11
efsdiv
12
12
Blocking, no execution overlap with next instruction
efsdiv
12
12
Blocking, no execution overlap with next instruction
efsmadd
1
1
Destination also used as source
efsmsub
1
1
Destination also used as source
Table 162.
SPE vector Floating-Point instruction timing (continued)
Instruction
Latency
Throughput
Comments



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