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SH7261 Datasheet(PDF) 92 Page - Renesas Technology Corp

Part # SH7261
Description  32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7260 Series
PDF  1348 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

SH7261 Datasheet(HTML) 92 Page - Renesas Technology Corp

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Section 2 CPU
Rev. 2.00 Sep. 07, 2007 Page 60 of 1312
REJ09B0320-0200
2.4.8
Floating Point Operation Instructions
Table 2.17
Floating Point Operation Instructions
Compatibility
Instruction
Instruction Code
Operation
Execution
Cycles
T Bit
SH2E
SH4
SH-2A/
SH2A-FPU
FABS
FRn
1111nnnn01011101
|FRn|
→FRn
1
Yes
Yes
Yes
FABS
DRn
1111nnn001011101
|DRn|
→DRn
1
Yes
Yes
FADD
FRm, FRn
1111nnnnmmmm0000
FRn+FRm
→FRn
1
Yes
Yes
Yes
FADD
DRm, DRn
1111nnn0mmm00000
DRn+DRm
→DRn
6
Yes
Yes
FCMP/EQ
FRm, FRn
1111nnnnmmmm0100
(FRn=FRm)? 1:0
→T
1
Operation
result
Yes
Yes
Yes
FCMP/EQ
DRm, DRn
1111nnn0mmm00100
(DRn=DRm)? 1:0
→T
2
Operation
result
Yes
Yes
FCMP/GT
FRm, FRn
1111nnnnmmmm0101
(FRn>FRm)? 1:0
→T
1
Operation
result
Yes
Yes
Yes
FCMP/GT
DRm, DRn
1111nnn0mmm00101
(DRn>DRm)? 1:0
→T
2
Operation
result
Yes
Yes
FCNVDS
DRm, FPUL
1111mmm010111101
(float)DRm
→FPUL
2
Yes
Yes
FCNVSD
FPUL, DRn
1111nnn010101101
(double)FPUL
→DRn
2
Yes
Yes
FDIV
FRm, FRn
1111nnnnmmmm0011
FRn/FRm
→FRn
10
Yes
Yes
Yes
FDIV
DRm, DRn
1111nnn0mmm00011
DRn/DRm
→DRn
23
Yes
Yes
FLDI0
FRn
1111nnnn10001101
0×00000000
→FRn
1
Yes
Yes
Yes
FLDI1
FRn
1111nnnn10011101
0×3F800000
→FRn
1
Yes
Yes
Yes
FLDS
FRm, FPUL
1111mmmm00011101
FRm
→FPUL
1
Yes
Yes
Yes
FLOAT
FPUL,FRn
1111nnnn00101101
(float)FPUL
→FRn
1
Yes
Yes
Yes
FLOAT
FPUL,DRn
1111nnn000101101
(double)FPUL
→DRn
2
Yes
Yes
FMAC
FR0,FRm,FRn
1111nnnnmmmm1110
FR0×FRm+FRn
→FRn
1
Yes
Yes
Yes
FMOV
FRm, FRn
1111nnnnmmmm1100
FRm
→FRn
1
Yes
Yes
Yes
FMOV
DRm, DRn
1111nnn0mmm01100
DRm
→DRn
2
Yes
Yes
FMOV.S
@(R0, Rm), FRn
1111nnnnmmmm0110
(R0+Rm)
→FRn
1
Yes
Yes
Yes
FMOV.D
@(R0, Rm), DRn
1111nnn0mmmm0110
(R0+Rm)
→DRn
2
Yes
Yes
FMOV.S
@Rm+, FRn
1111nnnnmmmm1001
(Rm)
→FRn, Rm+=4
1
Yes
Yes
Yes
FMOV.D
@Rm+, DRn
1111nnn0mmmm1001
(Rm)
→DRn, Rm+=8
2
Yes
Yes



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