angr.analyses.decompiler.optimization_passes.expr_op_swapper

class angr.analyses.decompiler.optimization_passes.expr_op_swapper.OuterWalker

Bases: SequenceWalker

A sequence walker that finds nodes and invokes expression replacer to replace expressions.

__init__(desc)

desc: dict[OpDescriptor, str]

class angr.analyses.decompiler.optimization_passes.expr_op_swapper.ExpressionReplacer

Bases: AILBlockRewriter

Replace expressions.

__init__(block_addr, target_expr_predicate, callback)

class angr.analyses.decompiler.optimization_passes.expr_op_swapper.OpDescriptor

Bases: object

Describes a specific operator.

__init__(block_addr, stmt_idx, ins_addr, op)

Parameters:

• block_addr (int)

• stmt_idx (int)

• ins_addr (int)

• op (str)

class angr.analyses.decompiler.optimization_passes.expr_op_swapper.ExprOpSwapper

Bases: SequenceOptimizationPass

Swap operands (and the operator accordingly) in a BinOp expression.

ARCHES = ['X86', 'AMD64', 'ARMEL', 'ARMHF', 'ARMCortexM', 'MIPS32', 'MIPS64']

PLATFORMS = ['windows', 'linux', 'cgc']

STAGE: OptimizationPassStage = 11

NAME = 'Swap operands of expressions as requested'

DESCRIPTION = 'Swap operands (and the operator accordingly) in a BinOp expression.'

__init__(*args, binop_operators=None, **kwargs)

Parameters:

binop_operators (dict[OpDescriptor, str] | None)