diff options
author | Cyrille Bagard <nocbos@gmail.com> | 2018-04-02 11:58:42 (GMT) |
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committer | Cyrille Bagard <nocbos@gmail.com> | 2018-04-02 12:39:30 (GMT) |
commit | 1db4ef323b7a76093356ae76268132f3760e1631 (patch) | |
tree | fec36ee0ec1b6b2010b62ca4177edca0e31e2114 /plugins/arm/v7/opdefs/ldr_A8863.d | |
parent | 1bc80837dde03a32b5ab185067f7bd4c499a9850 (diff) |
Rewritten the whole instruction definition format.
Diffstat (limited to 'plugins/arm/v7/opdefs/ldr_A8863.d')
-rw-r--r-- | plugins/arm/v7/opdefs/ldr_A8863.d | 96 |
1 files changed, 83 insertions, 13 deletions
diff --git a/plugins/arm/v7/opdefs/ldr_A8863.d b/plugins/arm/v7/opdefs/ldr_A8863.d index 0d0ce1f..3e1b255 100644 --- a/plugins/arm/v7/opdefs/ldr_A8863.d +++ b/plugins/arm/v7/opdefs/ldr_A8863.d @@ -2,7 +2,7 @@ /* Chrysalide - Outil d'analyse de fichiers binaires * ##FILE## - traduction d'instructions ARMv7 * - * Copyright (C) 2015 Cyrille Bagard + * Copyright (C) 2017 Cyrille Bagard * * This file is part of Chrysalide. * @@ -23,29 +23,99 @@ @title LDR (immediate, ARM) -@desc Load Register (immediate) calculates an address from a base register value and an immediate offset, loads a word from memory, and writes it to a register. It can use offset, post-indexed, or pre-indexed addressing. For information about memory accesses see Memory accesses on page A8-294. +@id 62 + +@desc { + + Load Register (immediate) calculates an address from a base register value and an immediate offset, loads a word from memory, and writes it to a register. It can use offset, post-indexed, or pre-indexed addressing. For information about memory accesses see Memory accesses on page A8-294. + +} @encoding (A1) { @word cond(4) 0 1 0 P(1) U(1) 0 W(1) 1 Rn(4) Rt(4) imm12(12) - @syntax <reg_T> <mem_access> + @syntax { + + @assert { + + P == 1 + P == 1 && W == 0 + + } + + @conv { + + reg_T = Register(Rt) + reg_N = Register(Rn) + imm32 = ZeroExtend(imm12, 32) + maccess = MemAccessOffset(reg_N, imm32) + + } + + @asm ldr reg_T maccess + + @rules { + + check g_arm_instruction_set_cond(cond) + + } + + } + + @syntax { - @conv { + @assert { - reg_T = Register(Rt) - reg_N = Register(Rn) - imm32 = ZeroExtend(imm12, 32) - index = (P == '1') - add = (U == '1') - wback = (P == '0') || (W == '1') - mem_access = MakeMemoryAccess(reg_N, imm32, NULL, index, add, wback) + P == 1 + P == 0 || W == 1 + + } + + @conv { + + reg_T = Register(Rt) + reg_N = Register(Rn) + imm32 = ZeroExtend(imm12, 32) + maccess = MemAccessPreIndexed(reg_N, imm32) + + } + + @asm ldr reg_T maccess + + @rules { + + check g_arm_instruction_set_cond(cond) + + } } - @rules { + @syntax { + + @assert { + + P == 0 + P == 0 || W == 1 + + } + + @conv { + + reg_T = Register(Rt) + reg_N = Register(Rn) + imm32 = ZeroExtend(imm12, 32) + maccess = MemAccessPostIndexed(reg_N, imm32) + + } + + @asm ldr reg_T maccess + + @rules { + + check g_arm_instruction_set_cond(cond) - chk_call StoreCondition(cond) + } } |