如何使用aarch64-linux- gnuobjdump来拆卸V7模式指令(A32,T32)

Im using aarch64-linux-gnu-objdump to disassemble part of a program for ARM v8. It works well for V8 64 bit instructions, but fails when the mode is changed to V7 instruction set(A32) - the code starts as V8 instruction set, switches to A32 ( AArch32 execution state) and than to to disassemb