diff options
author | Cyrille Bagard <nocbos@gmail.com> | 2015-02-01 22:39:57 (GMT) |
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committer | Cyrille Bagard <nocbos@gmail.com> | 2015-02-01 22:39:57 (GMT) |
commit | 5511e355e7810f06bd610b79bcc94402c88d7ec9 (patch) | |
tree | 59023590f49f01cbd4ebfa9c1e82f797315e6f36 /src/arch/arm/v7/opdefs/sub_A88221.d | |
parent | 21a05df6423bdc13ca148ff2b96aec80bf7af2b2 (diff) |
Added some development assertions and avoided to load code twice.
git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@464 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a
Diffstat (limited to 'src/arch/arm/v7/opdefs/sub_A88221.d')
-rw-r--r-- | src/arch/arm/v7/opdefs/sub_A88221.d | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/src/arch/arm/v7/opdefs/sub_A88221.d b/src/arch/arm/v7/opdefs/sub_A88221.d new file mode 100644 index 0000000..0ef0e11 --- /dev/null +++ b/src/arch/arm/v7/opdefs/sub_A88221.d @@ -0,0 +1,116 @@ + +/* 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, Thumb) + +@encoding(t1) { + + @half 0 0 0 1 1 1 1 imm3(3) Rn(3) Rd(3) + + @syntax <Rd> <Rn> <const> + + @conv { + + Rd = Register(Rd) + Rn = Register(Rn) + const = ZeroExtend(imm3, 3, 32); + + } + + @rules { + + //setflags = !InITBlock(); + + } + +} + +@encoding(t2) { + + @half 0 0 1 1 1 Rdn(3) imm8(8) + + @syntax <Rdn> <const> + + @conv { + + Rdn = Register(Rdn) + const = ZeroExtend(imm8, 8, 32); + + } + + @rules { + + //setflags = !InITBlock(); + + } + +} + +@encoding(T3) { + + @word 1 1 1 1 0 i(1) 0 1 1 0 1 S(1) Rn(4) 0 imm3(3) Rd(4) imm8(8) + + @syntax {S} ".W" <Rd> <Rn> <const> + + @conv { + + S = SetFlags(S) + Rd = Register(Rd) + Rn = Register(Rn) + const = ThumbExpandImm_C(i:imm3:imm8, i) + + } + + @rules { + + //if Rd == '1111' && S == '1' then SEE CMP (immediate); + //if Rn == '1101' then SEE SUB (SP minus immediate); + //if d == 13 || (d == 15 && S == '0') || n == 15 then UNPREDICTABLE; + + } + +} + +@encoding(T4) { + + @word 1 1 1 1 0 i(1) 1 0 1 0 1 0 Rn(4) 0 imm3(3) Rd(4) imm8(8) + + @syntax "subw" <Rd> <Rn> <const> + + @conv { + + Rd = Register(Rd) + Rn = Register(Rn) + const = ZeroExtend((i:imm3:imm8, 12, 32) + + } + + @rules { + + //if Rn == '1111' then SEE ADR; + //if Rn == '1101' then SEE SUB (SP minus immediate); + //if d IN {13,15} then UNPREDICTABLE; + + } + +} |