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/* Chrysalide - Outil d'analyse de fichiers binaires
* ##FILE## - traduction d'instructions ARMv7
*
* Copyright (C) 2014 Cyrille Bagard
*
* This file is part of Chrysalide.
*
* Chrysalide is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* Chrysalide 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Foobar. If not, see <http://www.gnu.org/licenses/>.
*/
@title SUB (immediate, ARM)
@encoding(A1) {
@word cond(4) 0 0 1 0 0 1 0 S(1) Rn(4) Rd(4) imm12(12)
@syntax {S} {c} <Rd> <Rn> <const>
@conv {
S = SetFlags(S)
c = Condition(cond)
Rd = Register(Rd)
Rn = Register(Rn)
const = ARMExpandImm(imm12)
}
@rules {
//if ((Rn == '1111') && (S == '0')) ; see ADR
//if (Rn == '1101') ; see SUB (SP minus immediate)
//if ((Rd == '1111') && (S == '1')) ; see SUBS PC, LR and related instructions
}
}
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