diff options
Diffstat (limited to 'src/arch/arm/v7/opdefs/ldr_A8864.d')
| -rw-r--r-- | src/arch/arm/v7/opdefs/ldr_A8864.d | 89 |
1 files changed, 40 insertions, 49 deletions
diff --git a/src/arch/arm/v7/opdefs/ldr_A8864.d b/src/arch/arm/v7/opdefs/ldr_A8864.d index bd7ed50..74afa2d 100644 --- a/src/arch/arm/v7/opdefs/ldr_A8864.d +++ b/src/arch/arm/v7/opdefs/ldr_A8864.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. * @@ -23,86 +23,77 @@ @title LDR (literal) -@encoding(t1) { +@desc Load Register (literal) calculates an address from the PC value and an immediate offset, loads a word from memory, and writes it to a register. For information about memory accesses see Memory accesses on page A8-294. - @half 0 1 0 0 1 Rt(3) imm8(8) +@encoding (t1) { - @syntax <Rgt> <label> + @half 0 1 0 0 1 Rt(3) imm8(8) - @conv { + @syntax <reg_T> <imm32> - Rgt = Register(Rt) - imm32 = ZeroExtend(imm8:'00', 10, 32) - label = MakeAccessOffset(1, imm32) + @conv { - } + reg_T = Register(Rt) + imm32 = ZeroExtend(imm8:'00', 32) - @hooks { + } - fetch = help_fetching_with_instruction_ldr_literal_from_thumb - post = post_process_ldr_instructions + @hooks { - } + fetch = help_fetching_with_instruction_ldr_literal_from_thumb + post = post_process_ldr_instructions -} - -@encoding(T2) { - - @word 1 1 1 1 1 0 0 0 U(1) 1 0 1 1 1 1 1 Rt(4) imm12(12) + } - @syntax <Rgt> <label> +} - @conv { +@encoding (T2) { - Rgt = Register(Rt) - imm32 = ZeroExtend(imm12, 12, 32) - label = MakeAccessOffset(U, imm32) + @word 1 1 1 1 1 0 0 0 U(1) 1 0 1 1 1 1 1 Rt(4) imm12(12) - } + @syntax ".W" <reg_T> <imm32> - @hooks { + @conv { - fetch = help_fetching_with_instruction_ldr_literal_from_thumb - post = post_process_ldr_instructions + reg_T = Register(Rt) + imm32 = ZeroExtend(imm12, 32) - } + } - @rules { + @hooks { - //if t == 15 && InITBlock() && !LastInITBlock() then UNPREDICTABLE; - if (Rt == '1111'); chk_call SetInsFlag(AIF_RETURN_POINT) + fetch = help_fetching_with_instruction_ldr_literal_from_thumb + post = post_process_ldr_instructions - } + } } -@encoding(A1) { +@encoding (A1) { - @word cond(4) 0 1 0 1 U(1) 0 0 1 1 1 1 1 Rt(4) imm12(12) + @word cond(4) 0 1 0 1 U(1) 0 0 1 1 1 1 1 Rt(4) imm12(12) - @syntax {c} <Rgt> <label> + @syntax <reg_T> <imm32> - @conv { + @conv { - c = Condition(cond) - Rgt = Register(Rt) - imm32 = ZeroExtend(imm12, 12, 32) - label = MakeAccessOffset(U, imm32) + reg_T = Register(Rt) + imm32 = ZeroExtend(imm12, 32) - } + } - @hooks { + @rules { - fetch = help_fetching_with_instruction_ldr_literal_from_arm - post = post_process_ldr_instructions + chk_call StoreCondition(cond) - } + } - @rules { + @hooks { - //if t == 15 && InITBlock() && !LastInITBlock() then UNPREDICTABLE; - if (Rt == '1111'); chk_call SetInsFlag(AIF_RETURN_POINT) + fetch = help_fetching_with_instruction_ldr_literal_from_arm + post = post_process_ldr_instructions - } + } } + |