G.4.2 i386 Features

The org.gnu.gdb.i386.core feature is required for i386/amd64 targets. It should describe the following registers:

The register sets may be different, depending on the target.

The org.gnu.gdb.i386.sse feature is optional. It should describe registers:

The org.gnu.gdb.i386.avx feature is optional and requires the org.gnu.gdb.i386.sse feature. It should describe the upper 128 bits of ymm registers:

The org.gnu.gdb.i386.linux feature is optional. It should describe a single register, orig_eax.