SH-2A Datasheet, PDF (12/501 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family

6.5.8 FLDI1 ........ Floating-point LoaD Immediate 1.0
...................................................... Floating-Point Instruction........ 294
6.5.9 FLDS ......... Floating-point LoaD to System register
...................................................... Floating-Point Instruction........ 295
6.5.10 FLOAT ...... Floating-point convert from integer
...................................................... Floating-Point Instruction........ 296
6.5.11 FMAC ........ Floating-point Multiply and ACcumulate
...................................................... Floating-Point Instruction........ 298
6.5.12 FMOV ........ Floating-point MOVe .................. Floating-Point Instruction........ 304
6.5.13 FMUL ........ Floating-point MULtiply ............. Floating-Point Instruction........ 308
6.5.14 FNEG ......... Floating-point NEGate value ....... Floating-Point Instruction........ 310
6.5.15 FSCHG ...... Sz-bit CHanGe ............................ Floating-Point Instruction........ 311
6.5.16 FSQRT ....... Floating-point SQuare RooT ....... Floating-Point Instruction........ 312
6.5.17 FSTS .......... Floating-point STore System register
...................................................... Floating-Point Instruction........ 315
6.5.18 FSUB ......... Floating-point SUBtract .............. Floating-Point Instruction........ 316
6.5.19 FTRC ......... Floating-point TRuncate and Convert to integer
...................................................... Floating-Point Instruction........ 318
6.5.20 LDS ............ LoaD to FPU System register ...... System Control Instruction...... 321
6.5.21 STS ............ STore from FPU System register System Control Instruction...... 323
Section 7 Register Banks .................................................................................................. 325
7.1 Overview .......................................................................................................................... 325
7.2 Register Banks and Bank Control Registers ..................................................................... 326
7.2.1 Banked Data ........................................................................................................ 326
7.2.2 Register Banks..................................................................................................... 326
7.2.3 Bank Control Registers........................................................................................ 326
7.3 Bank Save and Retrieve Operations ................................................................................. 328
7.3.1 Save to Bank........................................................................................................ 328
7.3.2 Retrieve from Bank.............................................................................................. 329
7.3.3 Save and Retrieve Operations after Saving to All Banks .................................... 329
7.4 Register Bank Data Send Instructions .............................................................................. 330
7.4.1 Description of Instructions .................................................................................. 330
7.4.2 Register Bank Addressing ................................................................................... 330
7.5 Register Bank Exceptions ................................................................................................. 332
7.5.1 Register Bank Error Sources................................................................................ 332
7.5.2 Register Bank Error Exception Processing.......................................................... 332
7.6 SR Register Bank Overflow Bit (BO Bit)......................................................................... 333
Section 8 Pipeline Operation............................................................................................ 335
8.1 Basic Pipeline Configuration ............................................................................................ 335
Rev. 3.00 Jul 08, 2005 page xii of xiv