# 1.6.1 I-FORM |0 |6 |30|31 | | PO | LI |AA|LK | # 1.6.2 B-FORM |0 |6 |11 |16 |30|31 | | PO | BO| BI | BD |AA|LK | # 1.6.2.1 BM-FORM |0 |6 |10 |15 |22 |23 |31| | PO | RS | me | sh | me | XO |Rc| # 1.6.2.2 BM2-FORM |0 |6 |11 |16 |21 |26 |27 31| | PO | RT | RA | RB |bm |L | XO | | PO | RT | RA | RB |RC |nh | XO | # 1.6.2.2 CRB-FORM |0 |6 |9 |11 |14 | 16 |19 |26 | 31| | PO | BF | msk|BFA | msk | BFB | // | XO | / | | PO | BF | msk|BFA | msk | BFB | TLI | XO |TLI| # 1.6.2.3 CW-FORM |0 |6 |9 |11|12 |16 |19 |22 |26 |31| | PO | RA |M |fmsk |BF |XO |fmap | XO | | PO | BT |M |fmsk |BF |XO |fmap | XO | | PO | BF | |M |fmsk |BF |XO |fmap | XO | # 1.6.2.3 CW2-FORM |0 |6 |9 |11|12 |16 |19 |22 |26 |31| | PO | RT |M |fmsk |BFA |XO |fmap | XO |Rc| # 1.6.3 SC-FORM |0 |6 |11 |16 |20 |27 |30 |31 | | PO | ///| ///| // | LEV | //| 1| / | # 1.6.4 D-FORM |0 |6 |9 |10 |11 |16 |31 | | PO | RT | RA| D | | PO | RT | RA| SI | | PO | RS | RA| D | | PO | RS | RA| UI | | PO | BF | / | L | RA| SI | | PO | BF | / | L | RA| UI | | PO | TO | RA| SI | | PO | FRT | RA| D | | PO | FRS | RA| D | # 1.6.5 DS-FORM |0 |6 |11 |16 |30 |31 | | PO | RT | RA | DS | XO | | PO | RS | RA | DS | XO | | PO | RSp | RA | DS | XO | | PO | FRTp | RA | DS | XO | | PO | FRSp | RA | DS | XO | # 1.6.6 DQ-FORM |0 |6 |11 |16 |28|29 |31 | | PO | RTp | RA | DQ | PT | | PO | S | RA | DQ |SX| XO | | PO | T | RA | DQ |TX| XO | # V3.0B 1.6.6 DX-FORM |0 |6 |11 |16 |26 |31 | PO | RT| d1| d0| XO|d2 | PO | FRS| d1| d0| XO|d2 | PO | FRS| D | XO|D # 1.6.7 X-FORM |0 |6 |7|8|9 |10 |11|12|13 |15|16|17 |20|21 |31 | | PO | RT | RA | /// | XO | / | | PO | RT | RA | RB | XO | / | | PO | RT | RA | RB | XO |EH | | PO | RT | RA | NB | XO | / | | PO | RT | /|SR | /// | XO | / | | PO | RT | /// | RB | XO | / | | PO | RT | /// | RB | XO | 1 | | PO | RT | /// | /// | XO | / | | PO | RT | BI | /// | XO | / | | PO | RS | RA | RB | XO |Rc | | PO | RT | RA | RB | XO |Rc | | PO | RS | RA | RB | XO | 1 | | PO | RS | RA | RB | XO | / | | PO | RS | RA | NB | XO | / | | PO | RS | RA | SH | XO |Rc | | PO | RS | RA | /// | XO |Rc | | PO | RS | RA | /// | XO | / | | PO | RS | /|SR | /// | XO | / | | PO | RS | /// | RB | XO | / | | PO | RS | /// | /// | XO | / | | PO | RS | /// |L1| /// | XO | / | | PO | TH | RA | RB | XO | / | | PO | BF |/ | L | RA | RB | XO | / | | PO | BF |// | FRA | FRB | XO | / | | PO | BF |// | BFA | // | /// | XO | / | | PO | BF |// | /// |W | U |/ | XO |Rc | | PO | BF |// | /// | /// | XO | / | | PO | TH | RA | RB | XO | / | | PO | /| CT | /// | /// | XO | / | | PO | /| CT | RA | RB | XO | / | | PO | /// | L2 | RA | RB | XO | / | | PO | /// | L2 | /// | RB | XO | / | | PO | /// | L2 | /// | /// | XO | / | | PO | /// | L2 | /| E | /// | XO | / | | PO | TO | RA | RB | XO | / | | PO | FRT | RA | RB | XO | / | | PO | FRT | FRA | FRB | XO | / | | PO | FRTp | RA | RB | XO | / | | PO | FRT | /// | FRB | XO |Rc | | PO | FRT | /// | FRBp | XO |Rc | | PO | FRT | /// | /// | XO |Rc | | PO | FRTp | /// | FRB | XO |Rc | | PO | FRTp | /// | FRBp | XO |Rc | | PO | FRTp | FRA | FRBp | XO |Rc | | PO | FRTp | FRAp | FRBp | XO |Rc | | PO | BF |// | FRA | FRBp | XO | / | | PO | BF |// | FRAp | FRBp | XO | / | | PO | FRT |S | | FRB | XO |Rc | | PO | FRTp |S | | FRBp | XO |Rc | | PO | FRS | RA | RB | XO | / | | PO | FRSp | RA | RB | XO | / | | PO | BT | /// | /// | XO |Rc | | PO | BT | BA | BFB // | XO | 1 | | PO | /// | RA | RB | XO | / | | PO | /// | /// | RB | XO | / | | PO | /// | /// | /// | XO | / | | PO | /// | /// | E|/// | XO | / | | PO | //|IH | /// | /// | XO | / | | PO | A|// | /// | /// | XO | 1 | | PO | A|// |R | /// | /// | XO | 1 | | PO | /// | RA | RB | XO | 1 | | PO | /// |WC | /// | /// | XO | / | | PO | /// |T | RA | RB | XO | / | | PO | VRT | RA | RB | XO | / | | PO | VRS | RA | RB | XO | / | | PO | MO | /// | /// | XO | / | | PO | RT | /// |L3 | /// | XO | / | | PO | FRT | FRA | FRB | XO | Rc | | PO | FRT | FRA | RB | XO | Rc | | PO | RT | /// | FRB | XO | Rc | | PO | FRT | /// | RB | XO | Rc | | PO | FRT | IT | /// | RB | XO | Rc | # 1.6.7.1 DCT-FORM |0 |6 |11 |16 |21 |26 |31 | | PO | FRT | FRA | FRB | // | XO | Rc | # 1.6.8 XL-FORM |0 |6 |9 |11 |14 |16 |19|20|21 |31 | | PO | BT | BA | BB | XO | / | | PO | BO | BI | /// |BH | XO |LK | | PO | | /// |S | XO | / | | PO | BF |// |BFA |// | /// | XO | / | | PO | /// | XO | / | | PO | OC | XO | / | # 1.6.9 XFX-FORM |0 |6 |11|12 |20|21 |31 | | PO | RT | spr | XO | / | | PO | RT | tbr | XO | / | | PO | RT |0 | /// | XO | / | | PO | RT |1 | FXM |/ | XO | / | | PO | RT | dcr | XO | / | | PO | RT | pmrn | XO | / | | PO | RT | BHRBE | XO | / | | PO | DUI | DUIS | XO | / | | PO | RS |0 | FXM |/ | XO | / | | PO | RS |1 | FXM |/ | XO | / | | PO | RS | spr | XO | / | | PO | RS | dcr | XO | / | | PO | RS | pmrn | XO | / | # 1.6.10 XFL-FORM |0 |6|7 |15|16 |21 |31 | | PO |L| FLM |W |FRB | XO |Rc | # 1.6.11 XX1-FORM |0 |6 |11 |16 |21 |31 | | PO | T | RA | RB | XO |TX | | PO | S | RA | RB | XO |SX | # 1.6.12 XX2-FORM |0 |6 |9 |11 |14 |16 |21 |30|31 | | PO | T | /// | B |XO |BX|TX | | PO | T | /// |UIM | B |XO |BX|TX | | PO | BF | //| /// | B |XO |BX| / | # 1.6.13 XX3-FORM |0 |6 |9 |11 |16 |21 |22 |24 |29|30|31 | | PO | T | A | B | XO |AX|BX|TX | | PO | T | A | B |Rc | XO |AX|BX|TX | | PO | BF | // | A | B | XO |AX|BX|/ | | PO | T | A | B |XO |SHW | XO |AX|BX|TX | | PO | T | A | B |XO |DM | XO |AX|BX|TX | # 1.6.14 XX4-FORM |0 |6 |11 |16 |21 |26 |28|29 |30|31 | | PO | T | A | B | C | XO |CX|AX |BX|TX | # 1.6.15 XS-FORM |0 |6 |11 |16 |21 |30|31 | | PO | RS | RA | sh | XO |sh|Rc | # 1.6.16 XO-FORM |0 |6 |11 |13 |16 |21 |22 |31 | | PO | RT | RA | RB | OE | XO | Rc | | PO | RT | RA | RB | / | XO | Rc | | PO | RT | RA | RB | / | XO | / | | PO | RT | RA | /// | OE | XO | Rc | | PO | RT | IT | CVM | FRB | OE | XO | Rc | # 1.6.17 A-FORM |0 |6 |11 |16 |21 |26 |31 | | PO | FRT | FRA | FRB | FRC | XO |Rc | | PO | FRT | FRA | FRB | /// | XO |Rc | | PO | FRT | FRA | /// | FRC | XO |Rc | | PO | FRT | /// | FRB | /// | XO |Rc | | PO | RT | RA | RB | BC | XO | /| | PO | RT | RA | RB | SH | XO |Rc | # 1.6.18 M-FORM |0 |6 |11 |16 |21 |26 |31| | PO | RS | RA | RB | MB | ME |Rc| | PO | RS | RA | SH | MB | ME |Rc| # 1.6.19 MD-FORM |0 |6 |11 |16 |21 |27|30|31| | PO | RS | RA | sh | mb |XO|sh|Rc| | PO | RS | RA | sh | me |XO|sh|Rc| # 1.6.20 MDS-FORM |0 |6 |11 |16 |21 |27 |31| | PO | RS | RA | RB | mb | XO |Rc| | PO | RS | RA | RB | me | XO |Rc| # 1.6.21 VA-FORM |0 |6 |11 |16 |21|22 |25|26 |31| | PO | RT | RA | RB | RC | XO | | PO | VRT | VRA | VRB | VRC | XO | | PO | VRT | VRA | VRB | /|SHB | XO | | PO | VRT | VRA | VRB | /|BFA|/ | XO | # 1.6.21.1 VA2-FORM |0 |6 |11 |16 |21 |24|26 |31 | | PO | RT | RA | RB | RC | XO | Rc | # 1.6.22 VC-FORM |0 |6 |11 |16 |21|22 |31| | PO | VRT | VRA | VRB |Rc| XO | # 1.6.23 VX-FORM |0 |6 |11 |16 |21 |31| | PO | VRT | VRA | VRB | XO | | PO | VRT | /// | VRB | XO | | PO | VRT | UIM | VRB | XO | | PO | VRT | / UIM | VRB | XO | | PO | VRT | // UIM | VRB | XO | | PO | VRT | /// UIM | VRB | XO | | PO | VRT | SIM | ///| XO | | PO | VRT | ///| | XO | | PO | |/// | VRB | XO | # 1.6.24 EVX-FORM |0 |6 |9 |11 |16 |21 |31| | PO | RS | RA | RB | XO | | PO | RS | RA | UI | XO | | PO | RT | ///| RB | XO | | PO | RT | RA | RB | XO | | PO | RT | RA | ///| XO | | PO | RT | UI | RB | XO | | PO | BF|//| RA | RB | XO | | PO | RT | RA | UI | XO | | PO | RT | SI | ///| XO | # 1.6.25 EVS-FORM |0 |6 |11 |16 |21 |29 |31 | | PO | RT| RA | RB | XO |BFA | # 1.6.26 Z22-FORM |0 |6 |9 |11 |16 |22 |31 | | PO | BF|//| FRA | DCM | XO | / | | PO | BF|//| FRAp | DCM | XO | / | | PO | BF|//| FRA | DGM | XO | / | | PO | BF|//| FRAp | DGM | XO | / | | PO | FRT | FRA | SH | XO |Rc | | PO | FRTp| FRAp | SH | XO |Rc | # 1.6.27 Z23-FORM |0 |6 |11 |15 |16 |21 |23 |31 | | PO | FRT | TE | FRB |RMC| XO |Rc | | PO | FRTp| TE | FRBp |RMC| XO |Rc | | PO | FRT | FRA | FRB |RMC| XO |Rc | | PO | RT | RA | RB |SH | XO |Rc | | PO | RS | RA | RB |SH | XO |Rc | | PO | FRT | RA | RB |SH | XO |Rc | | PO | FRS | RA | RB |SH | XO |Rc | | PO | RT | RA | RB |CY | XO |Rc | | PO | FRTp| FRA | FRBp |RMC| XO |Rc | | PO | FRTp| FRAp | FRBp |RMC| XO |Rc | | PO | FRT | /// | R | FRB |RMC| XO |Rc | | PO | FRTp| /// | R | FRBp |RMC| XO |Rc | # 1.6.29 SVI-FORM |0 |6 |11 |16 |21 |23 |24|25|26 31| | PO | SVG|rmm | SVd |ew |SVyx|mm|sk| XO | # 1.6.30 SVL-FORM |0 |6 |11 |16 |23 |24 |25 |26 |31 | | PO | RT | RA | SVi |ms |vs |vf | XO |Rc | | PO | RT | / | SVi |/ |/ |vf | XO |Rc | # 1.6.31 SVC-FORM |0 |6 |9 |11 | | PO | SCi | SCm | SCi | # 1.6.32 SVR-FORM |0 |6 |9 |11 | 15 | | PO | SCi | SCm | SRb | SRi | # 1.6.33 SVD-FORM |0 |6 |11 |16 |21 |31 | | PO | RT | RA| RC | SVD | | PO | RS | RA| RC | SVD | | PO | FRT | RA| RC | SVD | | PO | FRS | RA| RC | SVD | # 1.6.34 SVDS-FORM |0 |6 |11 |16 |21 |30 |31 | | PO | RT | RA | RC | SVDS | XO | | PO | RS | RA | RC | SVDS | XO | # 1.6.35 SVM-FORM |0 |6 |11 |16 |21 |25 |26 |31 | | PO | SVxd | SVyd | SVzd | SVrm |vf | XO | # 1.6.35.1 SVM2-FORM |0 |6 |10 |11 |16 |21 |24|25 |26 |31 | | PO | SVo |SVyx| rmm | SVd |XO |mm|sk | XO | # 1.6.36 SVRM-FORM |0 |6 |11 |13 |15 |17 |19 |21 |22 |26 |31 | | PO | SVme |mi0 | mi1 | mi2 | mo0 | mo1 |pst |/// | XO | # 1.6.37 TLI-FORM |0 |6 |11 |16 |21 |29 |31 | | PO | RT | RA | RB | TLI | XO |Rc | | PO | RT | RA | RB | TLI | XO |L | | PO | BT | BA | BB | TLI | XO |/ | # 1.6.38 MM-FORM |0 |6 |11 |16 |21 |24 |25 |31 | | PO | FRT | FRA | FRB | FMM | XO | Rc | | PO | RT | RA | RB | MMM | / | XO | Rc | # 1.6.28 Instruction Fields A (6) Field used by the tbegin. instruction to specify an implementation-specific function. Field used by the tend. instruction to specify the completion of the outer transaction and all nested transactions. Formats: X AA (30) Absolute Address. 0 The immediate field represents an address relative to the current instruction address. For I-form branches the effective address of the branch target is the sum of the LI field sign-extended to 64 bits and the address of the branch instruction. For B-form branches the effective address of the branch target is the sum of the BD field sign-extended to 64 bits and the address of the branch instruction. 1 The immediate field represents an absolute address. For I-form branches the effective address of the branch target is the LI field sign-extended to 64 bits. For B-form branches the effective address of the branch target is the BD field sign-extended to 64 bits. Formats: B, I AX,A (29,11:15) Fields that are concatenated to specify a VSR to be used as a source. Formats: XX3, XX4 BA (11:15) Field used to specify a bit in the CR to be used as a source. Formats: XL, X, TLI BB (16:20) Field used to specify a bit in the CR to be used as a source. Formats: XL, TLI BC (21:25) Field used to specify a bit in the CR to be used as a source. Formats: A BD (16:29) Immediate field used to specify a 14-bit signed two's complement branch displacement which is concatenated on the right with 0b00 and sign-extended to 64 bits. Formats: B BF (6:8) Field used to specify one of the CR fields or one of the FPSCR fields to be used as a target. Formats: D, X, XL, XX2, XX3, Z22, CRB BFA (22:24) Field used to specify one of the CR fields to be used as a source. Formats: VA BFA (29:31) Field used to specify one of the CR fields or one of the FPSCR fields to be used as a source. Formats: EVS BFA (11:13) Field used to specify one of the CR fields or one of the FPSCR fields to be used as a source. Formats: X, XL, CRB BFB (16:18) Field used to specify one of the CR fields to be used as a source. Formats: CRB, X BH (19:20) Field used to specify a hint in the Branch Condi- tional to Link Register and Branch Conditional to Count Register instructions. The encoding is described in Section 2.4, 'Branch Instructions'. Formats: XL BHRBE (11:20) Field used to identify the BHRB entry to be used as a source by the Move From Branch History Rolling Buffer instruction. Formats: XFX BI (11:15) Field used to specify a bit in the CR to be tested by a Branch Conditional instruction. Formats: B, X, XL bm (21:25) Field used to specify the Bit-mask Mode for bmask Formats: BM2 BO (6:10) Field used to specify options for the Branch Condi- tional instructions. The encoding is described in Section 2.4, 'Branch Instructions'. Formats: B, XL, X, XL BT (6:10) Field used to specify a bit in the CR or in the FPSCR to be used as a target. Formats: XL, X, TLI BX,B (30,16:20) Fields that are concatenated to specify a VSR to be used as a source. Formats: XX2, XX3, XX4 CT (7:10) Field used in X-form instructions to specify a cache target (see Section 4.3.2 of Book II). Formats: X CVM (13:15) Field used to specify conversion mode for integer -> floating-point conversion. Formats: XO CX,C (28,21:25) Fields that are concatenated to specify a VSR to be used as a source. Formats: XX4 CY (21:22) Immediate field used for addex instruction Formats: Z23 D (16:31) Immediate field used to specify a 16-bit signed two's complement integer which is sign-extended to 64 bits. Formats: D d0,d1,d2 (16:25,11:15,31) Immediate fields that are concatenated to specify a 16-bit signed two's complement integer which is sign-extended to 64 bits. Formats: DX dc,dm,dx (25,29,11:15) Immediate fields that are concatenated to specify Data Class Mask. Formats: XX2 DCM (16:21) Immediate field used to specify Data Class Mask. Formats: Z22 DCMX (9:15) Immediate field used to specify Data Class Mask. Formats: X, XX2 DGM (16:21) Immediate field used as the Data Group Mask. Formats: Z22 DM (22:23) Immediate field used by xxpermdi instruction as doubleword permute control. Formats: XX3 DRM (18:20) Immediate operand field used to specify new deci- mal floating-point rounding mode. Formats: X DUI (6:10) Field used by the dnh instruction (see Book III-E). Formats: XFX DUIS (11:20) Field used by the dnh instruction (see Book III-E). Formats: XFX DQ (16:27) Immediate field used to specify a 12-bit signed two's complement integer which is concatenated on the right with 0b0000 and sign-extended to 64 bits. Formats: DQ DS (16:29) Immediate field used to specify a 14-bit signed two's complement integer which is concatenated on the right with 0b00 and sign-extended to 64 bits. Formats: DS EH (31) Field used to specify a hint in the Load and Reserve instructions. The meaning is described in Section 4.6.2, 'Load and Reserve and Store Con- ditional Instructions', in Book II. Formats: X EO (11:12) Expanded opcode field Formats: X EO (11:15) Expanded opcode field Formats: VX, X, XX2 EX (31) Field used to specify Inexact form of round to quad-precision integer. Formats: X ew (21:22) Field used to specify the element width for SVI-Form Formats: SVI FC (16:20) Field used to specify the function code in Load/ Store Atomic instructions. Formats: X FLM (7:14) Field mask used to identify the FPSCR fields that are to be updated by the mtfsf instruction. Formats: XFL FMM (21:24) Field used to specify minimum/maximum mode for fminmax. Formats: MM fmap (22:25) Field used to specify the CR Field set/clear map for CR Weird instructions. Formats: CW, CW2 fmsk (12:15) Field used to specify the CR Field mask for CR Weird instructions. Formats: CW, CW2 FRA (11:15) Field used to specify a FPR to be used as a source. Formats: A, MM, X, Z22, Z23, DCT FRAp (11:15) Field used to specify an even/odd pair of FPRs to be concatenated and used as a source. Formats: X, Z22, Z23 FRB (16:20) Field used to specify an FPR to be used as a source. Formats: A, MM, X, XFL, XO, Z23, DCT FRBp (16:20) Field used to specify an even/odd pair of FPRs to be concatenated and used as a source. Formats: X, Z23 FRC (21:25) Field used to specify an FPR to be used as a source. Formats: A FRS (6:10) Field used to specify an FPR to be used as a source. Formats: D, X, DX, Z23 FRSp (6:10) Field used to specify an even/odd pair of FPRs to be concatenated and used as a source. Formats: DS, X FRT (6:10) Field used to specify an FPR to be used as a tar- get. Formats: A, D, MM, X, Z22, Z23, DCT, Z23 FRTp (6:10) Field used to specify an even/odd pair of FPRs to be concatenated and used as a target. Formats: DS, X, Z22, Z23 FXM (12:19) Field mask used to identify the CR fields that are to be written by the mtcrf and mtocrf instructions, or read by the mfocrf instruction. Formats: XFX IB (16:20) Immediate field used to specify a 5-bit signed inte- ger. Formats: MDS IH (8:10) Field used to specify a hint in the SLB Invalidate All instruction. The meaning is described in Section 5.9.3.2, 'SLB Management Instructions', in Book III. Formats: X IMM8 (13:20) Immediate field used to specify an 8-bit integer. Formats: X IS (6:10) Immediate field used to specify a 5-bit signed inte- ger. Formats: MDS IT (11:12) Field used to specify integer type for FPR <-> GPR conversions. Formats: X, XO L (6) Field used to specify whether the mtfsf instruction updates the entire FPSCR. Formats: XFL L2 (9:10) Field used by the Data Cache Block Flush instruc- tion (see Section 4.3.2 of Book II) and also by the Synchronize instruction (see Section 4.6.3 of Book II). Formats: X L (10) Field used to specify whether a fixed-point Com- pare instruction is to compare 64-bit numbers or 32-bit numbers. Field used by the Compare Range Byte instruction to indicate whether to compare against 1 or 2 ranges of bytes. Formats: D, X L1 (15) Field used by the Move To Machine State Register instruction (see Book III). Field used by the SLB Move From Entry VSID and SLB Move From Entry ESID instructions for imple- mentation-specific purposes. Formats: X L3 (14:15) Field used by the Deliver A Random Number instruction (see Section 3.3.9, 'Fixed-Point Arith- metic Instructions') to choose the random number format. Formats: X L (26) Field used to specify whether mask-in occurs in bmask Formats: BM2 L (31) Field used to specify whether the grevlut instruction updates the whole GPR or the first half. Formats: TLI LEV (20:26) Field used by the System Call instructions. Formats: SC LI (6:29) Immediate field used to specify a 24-bit signed two's complement integer which is concatenated on the right with 0b00 and sign-extended to 64 bits. Formats: I LK (31) LINK bit. 0 Do not set the Link Register. 1 Set the Link Register. The address of the instruction following the Branch instruction is placed into the Link Register. Formats: B, I, XL rmm (11:15) Field used to specify a REMAP shape for SVI-Form Formats: SVI msk (9:10,14:15) Field used by crternlogi and crbinlut to select which bits of CR Field BF are to be modified. Requires BF to be Read-Modify-Write Formats: CRB MB (21:25) Field used in M-form instructions to specify the first 1-bit of a 64-bit mask, as described in Section 3.3.14, 'Fixed-Point Rotate and Shift Instructions' on page 101. Formats: M mb (21:26) Field used in MD-form and MDS-form instructions to specify the first 1-bit of a 64-bit mask, as described in Section 3.3.14, 'Fixed-Point Rotate and Shift Instructions' on page 101. Formats: MD, MDS me (21:26) Field used in MD-form and MDS-form instructions to specify the last 1-bit of a 64-bit mask, as described in Section 3.3.14, 'Fixed-Point Rotate and Shift Instructions' on page 101. Formats: MD, MDS ME (26:30) Field used in M-form instructions to specify the last 1-bit of a 64-bit mask, as described in Section 3.3.14, 'Fixed-Point Rotate and Shift Instructions' on page 101. Formats: M mi0 (11:12) Field used in REMAP to select the SVSHAPE for 1st input register Formats: SVRM mi1 (13:14) Field used in REMAP to select the SVSHAPE for 2nd input register Formats: SVRM mi2 (15:16) Field used in REMAP to select the SVSHAPE for 3rd input register Formats: SVRM mm (24) Field used to specify the meaning of the rmm field for SVI-Form and SVM2-Form Formats: SVI, SVM2 MMM (21:23) Field used to specify minimum/maximum mode for integer minmax. Formats: MM mo0 (17:18) Field used in REMAP to select the SVSHAPE for 1st output register Formats: SVRM mo1 (19:20) Field used in REMAP to select the SVSHAPE for 2nd output register Formats: SVRM MO (6:10) Field used in X-form instructions to specify a sub- set of storage accesses. Formats: X ms (23) Field used in Simple-V to specify whether MVL is to be set Formats: SVL NB (16:20) Field used to specify the number of bytes to move in an immediate Move Assist instruction. Formats: X nh (26) Field used to specify which half of RC to select as a LUT2 (4-bit lookup) table. Formats: BM2 OC (6:20) Field used by the Embedded Hypervisor Privilege instruction. Formats: XL OE (21) Field used by XO-form instructions to enable set- ting OV and SO in the XER. Formats: XO PO (0:5) Primary opcode field. Formats: all PRS (14) Field used to specify whether to invalidate pro- cess- or partition-scoped entries for tlbie[l]. Formats: X PS (22) Field used to specify preferred sign for BCD opera- tions. Formats: VX pst (21) Field used in REMAP to indicate "persistence" mode (REMAP continues to apply to multiple instructions) Formats: SVRM PT (28:31) Immediate field used to specify a 4-bit unsigned value. Formats: DQ R (10) Field used by the tbegin. instruction to specify the start of a ROT. Formats: X R (15) Immediate field that specifies whether the RMC is specifying the primary or secondary encoding Field used to specify whether to invalidate Radix Tree or HPT entries for tlbie[l]. Formats: X, Z23 RA (11:15) Field used to specify a GPR to be used as a source or as a target. Formats: A, BM2, D, DQ, DQE, DS, M, MD, MDS, MM, TX, VA, VA2, VX, X, XO, XS, SVL, TLI, Z23 RB (16:20) Field used to specify a GPR to be used as a source. Formats: A, BM2, M, MDS, MM, VA, VA2, X, XO, TLI, Z23 Rc (21) RECORD bit. 0 Do not alter the Condition Register. 1 Set Condition Register Field 6 as described in Section 2.3.1, 'Condition Register' on page 30. Formats: VC, XX3 RC (21:25) Field used to specify a GPR to be used as a source. Formats: VA, VA2, SVD, SVDS, BM2 Rc (31) RECORD bit. 0 Do not alter the Condition Register. 1 Set Condition Register Field 0 or Field 1 as described in Section 2.3.1, 'Condition Regis- ter' on page 30. Formats: A, M, MD, MDS, MM, VA2, X, XFL, XO, XS, Z22, Z23, SVL, TLI, DCT RIC (12:13) Field used to specify what types of entries to inval- idate for tlbie[l]. Formats: X RM (19:20) Immediate operand field used to specify new binary floating-point rounding mode. Formats: X RMC (21:22) Immediate field used for DFP rounding mode con- trol. Formats: Z23 rmm (11:15) REMAP Mode field for SVI-Form and SVM2-Form Formats: SVI, SVM2 RO (31) Round to Odd override Formats: X RS (6:10) Field used to specify a GPR to be used as a source. Formats: D, DS, M, MD, MDS, X, XFX, XS RSp (6:10) Field used to specify an even/odd pair of GPRs to be concatenated and used as a source. Formats: DS, X, Z23 RT (6:10) Field used to specify a GPR to be used as a target. Formats: A, BM2, D, DQE, DS, DX, MM, VA, VA2, VX, X, XFX, XO, XX2, SVL, TLI, Z23 RTp (6:10) Field used to specify an even/odd pair of GPRs to be concatenated and used as a target. Formats: DQ, X S (11) Immediate field that specifies signed versus unsigned conversion. Formats: X S (20) Immediate field that specifies whether or not the rfebb instruction re-enables event-based branches. Formats: XL SCi (6:8) Index to SV Context Propagation SPR Formats: SVC, SVR SCm (9:10) SV Context Propagation Mode Formats: SVC, SVR SCi (11:31) SV Context Propagation immediate bitfield Formats: SVC SRb (11:14) SV REMAP byte-reversal field. Formats: SVC SRi (15:31) SV REMAP immediate FIFO bitfield Formats: SVC SH (16:20) Field used to specify a shift amount. Formats: M, X SH (16:21) Field used to specify a shift amount. Formats: Z22 SH (21:25) Field used to specify a shift amount. Formats: A SH (21:22) Immediate field used for selecting operands (shift mode) Formats: Z23 sh (30,16:20) Fields that are concatenated to specify a shift amount. Formats: MD, XS SHB (22:25) Field used to specify a shift amount in bytes. Formats: VA SHW (22:23) Field used to specify a shift amount in words. Formats: XX3 SI (16:20) Immediate field used to specify a 5-bit signed inte- ger. Formats: X SI (16:31) Immediate field used to specify a 16-bit signed integer. Formats: D SIM (11:15) Immediate field used to specify a 5-bit signed inte- ger. Formats: VX sk (25) Field used to specify dimensional skipping in svindex Formats: SVI, SVM2 SP (11:12) Immediate field that specifies signed versus unsigned conversion. Formats: X spr (16:20,11:15) Field used to specify a Special Purpose Register for the mtspr and mfspr instructions. Formats: XFX SPR (11:20) Field used to specify a Special Purpose Register for the mtspr and mfspr instructions. Formats: XFX SR (12:15) Field used by the Segment Register Manipulation instructions (see Book III). Formats: X SVd (16:20) Immediate field used to specify the size of the REMAP dimension in the svindex and svshape2 instructions Formats: SVI, SVM2 SVD (21:31) Immediate field used to specify an 11-bit signed two's complement integer which is sign-extended to 64 bits. Formats: SVD SVDS (16:29) Immediate field used to specify a 9-bit signed two's complement integer which is concatenated on the right with 0b00 and sign-extended to 64 bits. Formats: SVDS SVG (6:10) Field used to specify a GPR to be used as a source for indexing. Formats: SVI SVi (16:22) Simple-V immediate field for setting VL or MVL Formats: SVL SVme (6:10) Simple-V "REMAP" map-enable bits (0-4) Formats: SVRM SVo (6:9) Field used by the svshape2 instruction as an offset Formats: SVM2 SVrm (21:24) Simple-V "REMAP" Mode Formats: SVM SVxd (6:10) Simple-V "REMAP" x-dimension size Formats: SVM SVyd (11:15) Simple-V "REMAP" y-dimension size Formats: SVM SVzd (16:20) Simple-V "REMAP" z-dimension size Formats: SVM SX,S (28,6:10) Fields SX and S are concatenated to specify a VSR to be used as a source. Formats: DQ SX,S (31,6:10) Fields SX and S are concatenated to specify a VSR to be used as a source. Formats: X T (9:10) Field used to specify the type of invalidation done by a TLB Invalidate Local instruction (see Book III-E). Formats: X TBR (11:20) Field used by the Move From Time Base instruc- tion (see Section 6.1 of Book II). Formats: X TE (11:15) Immediate field that specifies a DFP exponent. Formats: Z23 TH (6:10) Field used by the data stream variant of the dcbt and dcbtst instructions (see Section 4.3.2 of Book II). Formats: X TLI (21:28) Field used by the ternlogi instruction as the look-up table. Formats: TLI TLI (21:25,19:20,31) Field used by the crternlogi instruction as the look-up table. Formats: CRB TO (6:10) Field used to specify the conditions on which to trap. The encoding is described in Section 3.3.10.1, 'Character-Type Compare Instructions' on page 87. Formats: D, X TX,T (28,6:10) Fields that are concatenated to specify a VSR to be used as either a target. Formats: DQ TX,T (31,6:10) Fields that are concatenated to specify a VSR to be used as either a target or a source. Formats: X, XX2, XX3, XX4 U (16:19) Immediate field used as the data to be placed into a field in the FPSCR. Formats: X UI (16:20) Immediate field used to specify a 5-bit unsigned integer. Formats: TX UI (16:31) Immediate field used to specify a 16-bit unsigned integer. Formats: D UIM (11:15) Immediate field used to specify a 5-bit unsigned integer. Formats: VX, X UIM (12:15) Immediate field used to specify a 4-bit unsigned integer. Formats: VX, XX2 UIM (13:15) Immediate field used to specify a 3-bit unsigned integer. Formats: VX UIM (14:15) Immediate field used to specify a 2-bit unsigned integer. Formats: VX, XX2 VRA (11:15) Field used to specify a VR to be used as a source. Formats: VA, VC, VX VRB (16:20) Field used to specify a VR to be used as a source. Formats: VA, VC, VX VRC (21:25) Field used to specify a VR to be used as a source. Formats: VA VRS (6:10) Field used to specify a VR to be used as a source. Formats: DS, X VRT (6:10) Field used to specify a VR to be used as a target. Formats: DS, VA, VC, VX, X vf (25) Field used in Simple-V to specify whether "Vertical" Mode is set Formats: SVL, SVM vs (24) Field used in Simple-V to specify whether VL is to be set Formats: SVL W (15) Field used by the mtfsfi and mtfsf instructions to specify the target word in the FPSCR. Formats: X, XFL WC (9:10) Field used to specify the condition or conditions that cause instruction execution to resume after executing a wait instruction (see Section 4.6.4 of Book II). Formats: X XBI (21:24) Field used to specify a bit in the XER. Formats: MDS, MDS, TX XO (21:23,26:31) Extended opcode field. Formats: SVM2 XO (21,23:31) Extended opcode field. Formats: VX XO (21:24,26:28) Extended opcode field. Formats: XX2 XO (21:24:28) Extended opcode field. Formats: XX3 XO (21:28) Extended opcode field. Formats: XX3 XO (21:29) Extended opcode field. Formats: XS, XX2 XO (21:30) Extended opcode field. Formats: X, XFL, XFX, XL XO (21:31) Extended opcode field. Formats: VX XO (22:30) Extended opcode field. Formats: XO, XX3, Z22 XO (22:31) Extended opcode field. Formats: VC XO (23:30) Extended opcode field. Formats: X, Z23 XO (25:30) Extended opcode field. Formats: MM, TX XO (26:27) Extended opcode field. Formats: XX4 XO (26:30) Extended opcode field. Formats: A, DX, VA2, SVL, CRB, DCT XO (26:31) Extended opcode field. Formats: VA, SVM, SVRM, SVI XO (27:29) Extended opcode field. Formats: MD XO (27:30) Extended opcode field. Formats: MDS XO (27:31) Extended opcode field. Formats: BM2 XO (29:31) Extended opcode field. Formats: DQ XO (29:30) Extended opcode field. Formats: TLI XO (30) Extended opcode field. Formats: SC XO (30:31) Extended opcode field. Formats: DQE, DS, SC SVyx (23) Field used to specify loop dimension order in svindex Formats: SVI SVyx (10) Field used to specify loop dimension order in svshape2 Formats: SVM2