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Diffstat (limited to 'plugins/arm/v7/opdefs/A88119_nop.d')
-rw-r--r-- | plugins/arm/v7/opdefs/A88119_nop.d | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/plugins/arm/v7/opdefs/A88119_nop.d b/plugins/arm/v7/opdefs/A88119_nop.d new file mode 100644 index 0000000..a46e84a --- /dev/null +++ b/plugins/arm/v7/opdefs/A88119_nop.d @@ -0,0 +1,81 @@ + +/* Chrysalide - Outil d'analyse de fichiers binaires + * ##FILE## - traduction d'instructions ARMv7 + * + * Copyright (C) 2017 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 Chrysalide. If not, see <http://www.gnu.org/licenses/>. + */ + + +@title NOP + +@id 113 + +@desc { + + No Operation does nothing. This instruction can be used for instruction alignment purposes. See Pre-UAL pseudo-instruction NOP on page AppxH-2472 for details of NOP before the introduction of UAL and the ARMv6K and ARMv6T2 architecture variants. Note The timing effects of including a NOP instruction in a program are not guaranteed. It can increase execution time, leave it unchanged, or even reduce it. Therefore, NOP instructions are not suitable for timing loops. + +} + +@encoding (t1) { + + @half 1 0 1 1 1 1 1 1 0 0 0 0 0 0 0 0 + + @syntax { + + @subid 353 + + @asm nop + + } + +} + +@encoding (T2) { + + @word 1 1 1 1 0 0 1 1 1 0 1 0 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 + + @syntax { + + @subid 354 + + @asm nop.w + + } + +} + +@encoding (A1) { + + @word cond(4) 0 0 1 1 0 0 1 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 + + @syntax { + + @subid 355 + + @asm nop + + @rules { + + check g_arm_instruction_set_cond(cond) + + } + + } + +} + |