Hitachi SH7750 series Hardware Manual page 188

Superh risc engine
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Table 8.3
Execution Cycles (cont)
Functional
Category
No.
Instruction
Single-
182
FABS
precision
183
FADD
floating-point
184
FCMP/EQ FRm,FRn
instructions
185
FCMP/GT FRm,FRn
186
FDIV
187
FLOAT
188
FMAC
189
FMUL
190
FNEG
191
FSQRT
192
FSUB
193
FTRC
194
FMOV
195
FMOV
196
FMOV
197
FMOV
198
FMOV
199
FMOV
200
FMOV
Double-
201
FABS
precision
202
FADD
floating-point
203
FCMP/EQ DRm,DRn
instructions
204
FCMP/GT DRm,DRn
205
FCNVDS
206
FCNVSD
207
FDIV
208
FLOAT
209
FMUL
Instruc-
tion
Group
FRn
LS
FRm,FRn
FE
FE
FE
FRm,FRn
FE
FPUL,FRn
FE
FR0,FRm,FRn
FE
FRm,FRn
FE
FRn
LS
FRn
FE
FRm,FRn
FE
FRm,FPUL
FE
DRm,DRn
LS
@Rm,DRn
LS
@Rm+,DRn
LS
@(R0,Rm),DRn
LS
DRm,@Rn
LS
DRm,@-Rn
LS
DRm,@(R0,Rn)
LS
DRn
LS
DRm,DRn
FE
CO
CO
DRm,FPUL
FE
FPUL,DRn
FE
DRm,DRn
FE
FPUL,DRn
FE
DRm,DRn
FE
Execu-
Issue
tion
Rate
Pattern Stage Start Cycles
Latency
1
0
#1
1
3/4
#36
1
2/4
#36
1
2/4
#36
1
12/13
#37
1
3/4
#36
1
3/4
#36
1
3/4
#36
1
0
#1
1
11/12
#37
1
3/4
#36
1
3/4
#36
1
0
#1
1
2
#2
1
1/2
#2
1
2
#2
1
1
#2
1
1/1
#2
1
1
#2
1
0
#1
1
(7, 8)/9
#39
2
3/5
#40
2
3/5
#40
1
4/5
#38
1
(3, 4)/5
#38
1
(24, 25)/
#41
26
1
(3, 4)/5
#38
1
(7, 8)/9
#39
Rev. 4.0, 04/00, page 173 of 850
Lock
F3
2
10
F1
11
1
F3
2
9
F1
10
1
F1
2
6
F1
2
2
F1
2
2
F1
2
2
F1
2
2
F3
2
23
F1
22
3
F1
2
2
F1
2
2
F1
2
6

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