2021-06-01 21:35:17 +02:00
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#
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# Power ISA decode for 32-bit insns (opcode space 0)
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#
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# Copyright (c) 2021 Instituto de Pesquisas Eldorado (eldorado.org.br)
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, see <http://www.gnu.org/licenses/>.
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#
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2021-06-01 21:35:18 +02:00
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&D rt ra si:int64_t
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@D ...... rt:5 ra:5 si:s16 &D
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2021-06-01 21:35:20 +02:00
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%ds_si 2:s14 !function=times_4
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@DS ...... rt:5 ra:5 .............. .. &D si=%ds_si
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&X rt ra rb
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@X ...... rt:5 ra:5 rb:5 .......... . &X
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### Fixed-Point Load Instructions
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LBZ 100010 ..... ..... ................ @D
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LBZU 100011 ..... ..... ................ @D
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LBZX 011111 ..... ..... ..... 0001010111 - @X
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LBZUX 011111 ..... ..... ..... 0001110111 - @X
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LHZ 101000 ..... ..... ................ @D
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LHZU 101001 ..... ..... ................ @D
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LHZX 011111 ..... ..... ..... 0100010111 - @X
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LHZUX 011111 ..... ..... ..... 0100110111 - @X
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LHA 101010 ..... ..... ................ @D
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LHAU 101011 ..... ..... ................ @D
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LHAX 011111 ..... ..... ..... 0101010111 - @X
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LHAXU 011111 ..... ..... ..... 0101110111 - @X
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LWZ 100000 ..... ..... ................ @D
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LWZU 100001 ..... ..... ................ @D
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LWZX 011111 ..... ..... ..... 0000010111 - @X
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LWZUX 011111 ..... ..... ..... 0000110111 - @X
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LWA 111010 ..... ..... ..............10 @DS
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LWAX 011111 ..... ..... ..... 0101010101 - @X
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LWAUX 011111 ..... ..... ..... 0101110101 - @X
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LD 111010 ..... ..... ..............00 @DS
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LDU 111010 ..... ..... ..............01 @DS
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LDX 011111 ..... ..... ..... 0000010101 - @X
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LDUX 011111 ..... ..... ..... 0000110101 - @X
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2021-06-01 21:35:18 +02:00
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### Fixed-Point Arithmetic Instructions
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ADDI 001110 ..... ..... ................ @D
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ADDIS 001111 ..... ..... ................ @D
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