By default Sourcery G++ generates Linux binaries that require
an ARMv5TE or later CPU. To build applications or libraries capable
of running on ARMv4T or early ARMv5 CPUs, use the
-march=armv4t
or -march=armv5t
command-line options. These options also select libraries for
ARMv4T processors; see Section 3.2, “Library Configurations” for details.
Code compiled for ARMv4T is ABI compatible with ARMv5 code. Code and binaries compiled for different architectures may be mixed freely.