# # Power ISA decode for 64-bit prefixed insns (opcode space 0 and 1) # # Copyright (c) 2021 Instituto de Pesquisas Eldorado (eldorado.org.br) # # This library is free software; you can redistribute it and/or # modify it under the terms of the GNU Lesser General Public # License as published by the Free Software Foundation; either # version 2.1 of the License, or (at your option) any later version. # # This library is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public # License along with this library; if not, see . # # Format MLS:D and 8LS:D &PLS_D rt ra si:int64_t r:bool %pls_si 32:s18 0:16 @PLS_D ...... .. ... r:1 .. .................. \ ...... rt:5 ra:5 ................ \ &PLS_D si=%pls_si @8LS_D_TSX ...... .. . .. r:1 .. .................. \ ..... rt:6 ra:5 ................ \ &PLS_D si=%pls_si %rt_tsxp 21:1 22:4 !function=times_2 @8LS_D_TSXP ...... .. . .. r:1 .. .................. \ ...... ..... ra:5 ................ \ &PLS_D si=%pls_si rt=%rt_tsxp @8LS_D ...... .. . .. r:1 .. .................. \ ...... rt:5 ra:5 ................ \ &PLS_D si=%pls_si # Format 8RR:D %8rr_si 32:s16 0:16 %8rr_xt 16:1 21:5 &8RR_D_IX xt ix si @8RR_D_IX ...... .. .... .. .. ................ \ ...... ..... ... ix:1 . ................ \ &8RR_D_IX si=%8rr_si xt=%8rr_xt &8RR_D xt si:int32_t @8RR_D ...... .. .... .. .. ................ \ ...... ..... .... . ................ \ &8RR_D si=%8rr_si xt=%8rr_xt # Format 8RR:XX4 %8rr_xx_xt 0:1 21:5 %8rr_xx_xa 2:1 16:5 %8rr_xx_xb 1:1 11:5 %8rr_xx_xc 3:1 6:5 &8RR_XX4 xt xa xb xc @8RR_XX4 ........ ........ ........ ........ \ ...... ..... ..... ..... ..... .. .... \ &8RR_XX4 xt=%8rr_xx_xt xa=%8rr_xx_xa xb=%8rr_xx_xb xc=%8rr_xx_xc &8RR_XX4_imm xt xa xb xc imm @8RR_XX4_imm ........ ........ ........ imm:8 \ ...... ..... ..... ..... ..... .. .... \ &8RR_XX4_imm xt=%8rr_xx_xt xa=%8rr_xx_xa xb=%8rr_xx_xb xc=%8rr_xx_xc &8RR_XX4_uim3 xt xa xb xc uim3 @8RR_XX4_uim3 ...... .. .... .. ............... uim3:3 \ ...... ..... ..... ..... ..... .. .... \ &8RR_XX4_uim3 xt=%8rr_xx_xt xa=%8rr_xx_xa xb=%8rr_xx_xb xc=%8rr_xx_xc ### Fixed-Point Load Instructions PLBZ 000001 10 0--.-- .................. \ 100010 ..... ..... ................ @PLS_D PLHZ 000001 10 0--.-- .................. \ 101000 ..... ..... ................ @PLS_D PLHA 000001 10 0--.-- .................. \ 101010 ..... ..... ................ @PLS_D PLWZ 000001 10 0--.-- .................. \ 100000 ..... ..... ................ @PLS_D PLWA 000001 00 0--.-- .................. \ 101001 ..... ..... ................ @PLS_D PLD 000001 00 0--.-- .................. \ 111001 ..... ..... ................ @PLS_D PLQ 000001 00 0--.-- .................. \ 111000 ..... ..... ................ @PLS_D ### Fixed-Point Store Instructions PSTW 000001 10 0--.-- .................. \ 100100 ..... ..... ................ @PLS_D PSTB 000001 10 0--.-- .................. \ 100110 ..... ..... ................ @PLS_D PSTH 000001 10 0--.-- .................. \ 101100 ..... ..... ................ @PLS_D PSTD 000001 00 0--.-- .................. \ 111101 ..... ..... ................ @PLS_D PSTQ 000001 00 0--.-- .................. \ 111100 ..... ..... ................ @PLS_D ### Fixed-Point Arithmetic Instructions PADDI 000001 10 0--.-- .................. \ 001110 ..... ..... ................ @PLS_D ### Float-Point Load and Store Instructions PLFS 000001 10 0--.-- .................. \ 110000 ..... ..... ................ @PLS_D PLFD 000001 10 0--.-- .................. \ 110010 ..... ..... ................ @PLS_D PSTFS 000001 10 0--.-- .................. \ 110100 ..... ..... ................ @PLS_D PSTFD 000001 10 0--.-- .................. \ 110110 ..... ..... ................ @PLS_D ### Prefixed No-operation Instruction @PNOP 000001 11 0000-- 000000000000000000 \ ................................ { [ ## Invalid suffixes: Branch instruction # bc[l][a] INVALID ................................ \ 010000-------------------------- @PNOP # b[l][a] INVALID ................................ \ 010010-------------------------- @PNOP # bclr[l] INVALID ................................ \ 010011---------------0000010000- @PNOP # bcctr[l] INVALID ................................ \ 010011---------------1000010000- @PNOP # bctar[l] INVALID ................................ \ 010011---------------1000110000- @PNOP ## Invalid suffixes: rfebb INVALID ................................ \ 010011---------------0010010010- @PNOP ## Invalid suffixes: context synchronizing other than isync # sc INVALID ................................ \ 010001------------------------1- @PNOP # scv INVALID ................................ \ 010001------------------------01 @PNOP # rfscv INVALID ................................ \ 010011---------------0001010010- @PNOP # rfid INVALID ................................ \ 010011---------------0000010010- @PNOP # hrfid INVALID ................................ \ 010011---------------0100010010- @PNOP # urfid INVALID ................................ \ 010011---------------0100110010- @PNOP # stop INVALID ................................ \ 010011---------------0101110010- @PNOP # mtmsr w/ L=0 INVALID ................................ \ 011111---------0-----0010010010- @PNOP # mtmsrd w/ L=0 INVALID ................................ \ 011111---------0-----0010110010- @PNOP ## Invalid suffixes: Service Processor Attention INVALID ................................ \ 000000----------------100000000- @PNOP ] ## Valid suffixes PNOP ................................ \ -------------------------------- @PNOP } ### VSX instructions PLXSD 000001 00 0--.-- .................. \ 101010 ..... ..... ................ @8LS_D PSTXSD 000001 00 0--.-- .................. \ 101110 ..... ..... ................ @8LS_D PLXSSP 000001 00 0--.-- .................. \ 101011 ..... ..... ................ @8LS_D PSTXSSP 000001 00 0--.-- .................. \ 101111 ..... ..... ................ @8LS_D PLXV 000001 00 0--.-- .................. \ 11001 ...... ..... ................ @8LS_D_TSX PSTXV 000001 00 0--.-- .................. \ 11011 ...... ..... ................ @8LS_D_TSX PLXVP 000001 00 0--.-- .................. \ 111010 ..... ..... ................ @8LS_D_TSXP PSTXVP 000001 00 0--.-- .................. \ 111110 ..... ..... ................ @8LS_D_TSXP XXEVAL 000001 01 0000 -- ---------- ........ \ 100010 ..... ..... ..... ..... 01 .... @8RR_XX4_imm XXSPLTIDP 000001 01 0000 -- -- ................ \ 100000 ..... 0010 . ................ @8RR_D XXSPLTIW 000001 01 0000 -- -- ................ \ 100000 ..... 0011 . ................ @8RR_D XXSPLTI32DX 000001 01 0000 -- -- ................ \ 100000 ..... 000 .. ................ @8RR_D_IX XXBLENDVD 000001 01 0000 -- ------------------ \ 100001 ..... ..... ..... ..... 11 .... @8RR_XX4 XXBLENDVW 000001 01 0000 -- ------------------ \ 100001 ..... ..... ..... ..... 10 .... @8RR_XX4 XXBLENDVH 000001 01 0000 -- ------------------ \ 100001 ..... ..... ..... ..... 01 .... @8RR_XX4 XXBLENDVB 000001 01 0000 -- ------------------ \ 100001 ..... ..... ..... ..... 00 .... @8RR_XX4 XXPERMX 000001 01 0000 -- --------------- ... \ 100010 ..... ..... ..... ..... 00 .... @8RR_XX4_uim3