Pro Android Apps Performance Optimization

Android.mk

While Application.mk allows you to specify variables common to your whole application, Android.mk is used to specify what modules you want to build and how to build them, all of this in excruciating detail. Table 2–5 lists the available variables in NDK revision 6.

Once again, we are going to focus on the few variables that have an impact on performance:

• LOCAL_CFLAGS
• LOCAL_CPPFLAGS
• LOCAL_ARM_MODE
• LOCAL_ARM_NEON
• LOCAL_DISABLE_NO_EXECUTE

LOCAL_CFLAGS and LOCAL_CPPFLAGS are similar to APP_CFLAGS and APP_CPPFLAGS, but apply only to the current module, whereas the flags defined in Application.mk are for all the modules. It is recommended ...