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CM71-00105-1E FUJITSU MICROELECTRONICS LIMITED 453
FR81 Family
APPENDIX
APPENDIX B Instruction Maps
Instructions with 16-bit and 14-bit operation codes (OP), each of which is divided into 8 higher bits and 8
lower bits are shown in Tables Table B.2-2 and Table B.2-3. An instruction with a 14-bit operation code is
padded to the MSB side to convert the 14-bit operation code to a 16-bit operation code.
Table B.2-2 Instruction Map with 16-Bit/14-Bit Operation Code
Higher 8 bits
07 17
Lower 8 bits
A0 FADDs FRK, FRj, FRi -
A1 - -
A2 FSUBs FRK, FRj, FRi -
A3 - -
A4 FCMPs FRk, FRj -
A5 FMADDs FRk, FRj, FRi -
A6 FMSUBs FRk, FRj, FRi -
A7 FMULs FRK, FRj, FRi -
A8 FiTOs FRj, FRi -
A9 FsTOi FRj, FRi -
AA FDIVs FRK, FRj, FRi -
AB FSQRTs FRk, FRj -
AC FABSs FRj, FRi -
AD - -
AE FMOVs FRj, FRi -
AF FNEGs FRj, FRi -
D0* FLD @(R14, disp16), FRi FST FRi, @(R14, disp16)
D4* FLD @(R15, udisp16), FRi FST FRi, @(R15, udisp16)
D8* FLD @R15+, FRi FST FRi, @-R15
DC* FLDM (frlist) FSTM (frlist)
*: Instruction of 14-Bit Operation Code
-: Undefined