Section 3 Instruction Set
Rev.1.00 Dec. 13, 2005 Page 70 of 1286
REJ09B0158-0100
Table 3.11 Floating-Point Double-Precision Instructions
Instruction
Operation
Instruction Code
Privileged
T Bit
New
FABS
DRn
DRn & H'7FFF FFFF FFFF
FFFF
→
DRn
1111nnn001011101
— — —
FADD
DRm,DRn DRn + DRm
→
DRn
1111nnn0mmm00000
— — —
FCMP/EQ
DRm,DRn When DRn = DRm, 1
→
T
Otherwise, 0
→
T
1111nnn0mmm00100
— Comparison
result
—
FCMP/GT
DRm,DRn When DRn > DRm, 1
→
T
Otherwise, 0
→
T
1111nnn0mmm00101
— Comparison
result
—
FDIV DRm,DRn
DRn
/DRm
→
DRn
1111nnn0mmm00011
— — —
FCNVDS DRm,FPUL
double_to_
float(DRm)
→
FPUL
1111mmm010111101
— — —
FCNVSD FPUL,DRn
float_to_
double
(FPUL)
→
DRn
1111nnn010101101
— — —
FLOAT FPUL,DRn
(float)FPUL
→
DRn
1111nnn000101101
— — —
FMUL DRm,DRn
DRn
*
DRm
→
DRn
1111nnn0mmm00010
— — —
FNEG
DRn
DRn ^ H'8000 0000 0000
0000
→
DRn
1111nnn001001101
— — —
FSQRT DRn
√
DRn
→
DRn
1111nnn001101101
— — —
FSUB
DRm,DRn DRn – DRm
→
DRn
1111nnn0mmm00001
— — —
FTRC DRm,FPUL
(long)
DRm
→
FPUL
1111mmm000111101
— — —
Table 3.12 Floating-Point Control Instructions
Instruction Operation
Instruction Code
Privileged
T Bit
New
LDS Rm,FPSCR Rm
→
FPSCR
0100mmmm01101010
— —
—
LDS Rm,FPUL
Rm
→
FPUL
0100mmmm01011010
— —
—
LDS.L @Rm+,FPSCR (Rm)
→
FPSCR, Rm+4
→
Rm
0100mmmm01100110
— —
—
LDS.L @Rm+,FPUL (Rm)
→
FPUL, Rm+4
→
Rm
0100mmmm01010110
— —
—
STS FPSCR,Rn
FPSCR
→
Rn
0000nnnn01101010
— —
—
STS FPUL,Rn
FPUL
→
Rn
0000nnnn01011010
— —
—
STS.L FPSCR,@-Rn Rn – 4
→
Rn, FPSCR
→
(Rn)
0100nnnn01100010
— —
—
STS.L FPUL,@-Rn
Rn – 4
→
Rn, FPUL
→
(Rn)
0100nnnn01010010
— —
—
Summary of Contents for SH7780 Series
Page 2: ...Rev 1 00 Dec 13 2005 Page ii of l ...
Page 28: ...Rev 1 00 Dec 13 2005 Page xxviii of l ...
Page 50: ...Rev 1 00 Dec 13 2005 Page l of l ...
Page 82: ...Section 1 Overview Rev 1 00 Dec 13 2005 Page 32 of 1286 REJ09B0158 0100 ...
Page 122: ...Section 3 Instruction Set Rev 1 00 Dec 13 2005 Page 72 of 1286 REJ09B0158 0100 ...
Page 146: ...Section 4 Pipelining Rev 1 00 Dec 13 2005 Page 96 of 1286 REJ09B0158 0100 ...
Page 196: ...Section 6 Floating Point Unit FPU Rev 1 00 Dec 13 2005 Page 146 of 1286 REJ09B0158 0100 ...
Page 292: ...Section 9 L Memory Rev 1 00 Dec 13 2005 Page 242 of 1286 REJ09B0158 0100 ...
Page 492: ...Section 12 DDR SDRAM Interface DDRIF Rev 1 00 Dec 13 2005 Page 442 of 1286 REJ09B0158 0100 ...
Page 674: ...Section 15 Clock Pulse Generator CPG Rev 1 00 Dec 13 2005 Page 624 of 1286 REJ09B0158 0100 ...
Page 692: ...Section 16 Watchdog Timer and Reset Rev 1 00 Dec 13 2005 Page 642 of 1286 REJ09B0158 0100 ...
Page 726: ...Section 18 Timer Unit TMU Rev 1 00 Dec 13 2005 Page 676 of 1286 REJ09B0158 0100 ...
Page 1032: ...Section 25 Audio Codec Interface HAC Rev 1 00 Dec 13 2005 Page 982 of 1286 REJ09B0158 0100 ...
Page 1150: ...Section 28 General Purpose I O GPIO Rev 1 00 Dec 13 2005 Page 1100 of 1286 REJ09B0158 0100 ...
Page 1184: ...Section 29 User Break Controller UBC Rev 1 00 Dec 13 2005 Page 1134 of 1286 REJ09B0158 0100 ...
Page 1266: ...Section 31 Electrical Characteristics Rev 1 00 Dec 13 2005 Page 1216 of 1286 REJ09B0158 0100 ...
Page 1328: ...Appendix Rev 1 00 Dec 13 2005 Page 1278 of 1286 REJ09B0158 0100 ...
Page 1336: ...Rev 1 00 Dec 13 2005 Page 1286 of 1286 REJ09B0158 0100 ...
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Page 1340: ...SH7780 Hardware Manual ...