diff options
Diffstat (limited to 'src/arch/arm/v7/opdefs/bic_A8821.d')
-rw-r--r-- | src/arch/arm/v7/opdefs/bic_A8821.d | 55 |
1 files changed, 29 insertions, 26 deletions
diff --git a/src/arch/arm/v7/opdefs/bic_A8821.d b/src/arch/arm/v7/opdefs/bic_A8821.d index 6f5bd46..9171b69 100644 --- a/src/arch/arm/v7/opdefs/bic_A8821.d +++ b/src/arch/arm/v7/opdefs/bic_A8821.d @@ -2,7 +2,7 @@ /* Chrysalide - Outil d'analyse de fichiers binaires * ##FILE## - traduction d'instructions ARMv7 * - * Copyright (C) 2014 Cyrille Bagard + * Copyright (C) 2015 Cyrille Bagard * * This file is part of Chrysalide. * @@ -23,49 +23,52 @@ @title BIC (immediate) -@encoding(T1) { +@desc Bitwise Bit Clear (immediate) performs a bitwise AND of a register value and the complement of an immediate value, and writes the result to the destination register. It can optionally update the condition flags based on the result. - @word 1 1 1 1 0 i(1) 0 0 0 0 1 S(1) Rn(4) 0 imm3(3) Rd(4) imm8(8) +@encoding (T1) { - @syntax {S} <Rd> <Rn> <const> + @word 1 1 1 1 0 i(1) 0 0 0 0 1 S(1) Rn(4) 0 imm3(3) Rd(4) imm8(8) - @conv { + @syntax <reg_D> <reg_N> <imm32> - S = SetFlags(S) - Rd = Register(Rd) - Rn = Register(Rn) - const = ThumbExpandImm_C(i:imm3:imm8, 0) + @conv { - } + reg_D = Register(Rd) + reg_N = Register(Rn) + setflags = (S == '1') + imm32 = ThumbExpandImm_C(i:imm3:imm8, 0) - @rules { + } - //if ((d IN {13,15}) || (n IN {13,15})) ; unpredictable + @rules { - } + if (setflags); chk_call ExtendKeyword("s") + + } } -@encoding(A1) { +@encoding (A1) { - @word cond(4) 0 0 1 1 1 1 0 S(1) Rn(4) Rd(4) imm12(12) + @word cond(4) 0 0 1 1 1 1 0 S(1) Rn(4) Rd(4) imm12(12) - @syntax {S} {c} <Rd> <Rn> <const> + @syntax <reg_D> <reg_N> <imm32> - @conv { + @conv { - S = SetFlags(S) - c = Condition(cond) - Rd = Register(Rd) - Rn = Register(Rn) - const = ARMExpandImm_C(imm12, 0) + reg_D = Register(Rd) + reg_N = Register(Rn) + setflags = (S == '1') + imm32 = ARMExpandImm_C(imm12, 0) - } + } - @rules { + @rules { - //if ((Rd == '1111') && (S == '1')) ; see SUBS PC, LR and related instructions + if (setflags); chk_call ExtendKeyword("s") + chk_call StoreCondition(cond) - } + } } + |