About arm, X86, and MIPS in Android development

First, the structure

1.ARM Architecture

2.x86 Architecture

3.Mips Architecture

Two, 3 difference three, how to compile 64-bit so file in Android

If you are compiling Android code under Linux, there could be two reasons:

1. The lunch command has 32-bit and 64-bit differences, note that the command to compile 64-bit so

2. The Mk file has Local_module_path values such as $ (target_out_shared_libraries)/HW instead of local_module_relative_path: = HW, The latter can be respectively in Lib and lib64 under the 32-bit and 64-bit so file, this look at the compiled information to know.

About arm, X86, and MIPS in Android development