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CM71-00105-1E FUJITSU MICROELECTRONICS LIMITED 445
FR81 Family
APPENDIX
APPENDIX A Instruction Lists
Table A.2-18 FPU Single-Precision Floating Point Calculation Instruction (12 Instructions)
Table A.2-19 FPU Inter-Register Transfer Instruction (3 Instructions)
Mnemonic
Format
OP CYC
FCC
ELGU
RMW
Operation Remarks
Reference
FADDs FRk, FRj, FRi M 07-A0 1 ---- - FRk + FRj → FRi 7.64
FSUBs FRk, FRj, FRi M 07-A2 1 ---- - FRk - FRj → FRi 7.91
FCMPs FRk, FRj M 07-A4 1 CCCC - FRk - FRj 7.67
FMULs FRk, FRj, FRi M 07-A7 1 ---- - FRk × FRj → FRi 7.80
FDIVs FRk, FRj, FRi M 07-AA 9 ---- - FRk / FRj → FRi 7.68
FNEGs FRj, FRi M 07-AF 1 ---- - FRj × -1 → FRi 7.81
FABSs FRj, FRi M 07-AC 1 ---- - |FRj| → FRi 7.63
FMADDs FRk, FRj, FRi M 07-A5 4 ---- - FRk × FRj + FRi → FRi 7.77
FMSUBs FRk, FRj, FRi M 07-A6 4 ---- - FRk × FRj - FRi → FRi 7.79
FSQRTs FRj, FRi M 07-AB 14 ---- -
FRj → FRi
7.82
FiTOs FRj, FRi M 07-A8 1 ---- - (float)FRj → FRi 7.69
FsTOi FRj, FRi M 07-A9 1 ---- - (int)FRj → FRi 7.90
Mnemonic
Format
OP CYC
FCC
ELGU
RMW
Operation Remarks
Reference
FMOVs FRj, FRi M 07-AE 1 ---- - FRj → FRi 7.78
MOV Rj, FRi K 07-3 1 ---- - Rj → FRi 7.131
MOV FRj, Ri K 17-3 1 ---- - FRj → Ri 7.132