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SH7670 Datasheet(PDF) 95 Page - Renesas Technology Corp

Part # SH7670
Description  32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7670 Series
PDF  1292 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

SH7670 Datasheet(HTML) 95 Page - Renesas Technology Corp

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Section 2 CPU
Rev. 1.00 Nov. 14, 2007 Page 69 of 1262
REJ09B0437-0100
Compatibility
Instruction
Instruction Code
Operation
Execu-
tion
Cycles T Bit
SH2E
SH4
SH-2A/
SH2A-
FPU
FSUB
DRm, DRn
1111nnn0mmm00001
DRn-DRm
→ DRn
6
Yes
Yes
FTRC
FRm, FPUL
1111mmmm00111101
(long)FRm
→ FPUL
1
Yes
Yes
Yes
FTRC
DRm, FPUL
1111mmm000111101
(long)DRm
→ FPUL
2
Yes
Yes
2.4.9
FPU-Related CPU Instructions
Table 2.18
FPU-Related CPU Instructions
Compatibility
Instruction
Instruction Code
Operation
Execu-
tion
Cycles T Bit
SH2E
SH4
SH-2A/
SH2A-
FPU
LDS
Rm,FPSCR
0100mmmm01101010
Rm
→ FPSCR
1
Yes
Yes
Yes
LDS
Rm,FPUL
0100mmmm01011010
Rm
→ FPUL
1
Yes
Yes
Yes
LDS.L
@Rm+, FPSCR
0100mmmm01100110
(Rm)
→ FPSCR, Rm+=4 1
Yes
Yes
Yes
LDS.L
@Rm+, FPUL
0100mmmm01010110
(Rm)
→ FPUL, Rm+=4
1
Yes
Yes
Yes
STS
FPSCR, Rn
0000nnnn01101010
FPSCR
→ Rn
1
Yes
Yes
Yes
STS
FPUL,Rn
0000nnnn01011010
FPUL
→ Rn
1
Yes
Yes
Yes
STS.L
FPSCR,@-Rn
0100nnnn01100010
Rn-=4, FPCSR
→ (Rn)
1
Yes
Yes
Yes
STS.L
FPUL,@-Rn
0100nnnn01010010
Rn-=4, FPUL
→ (Rn)
1
Yes
Yes
Yes



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