The IAMCU variant does not need to be the default, this calling
convention was to support the discontinued Quark platforms.
qemu_x86 and qemu_x86_nommu now are set as default.
Signed-off-by: Andrew Boie <andrew.p.boie@intel.com>
This will run all tests with the memory management unit disabled.
This means no hardware-based stack protection or user threads.
qemu_x86_iamcu now runs with all MMU features enabled.
Signed-off-by: Andrew Boie <andrew.p.boie@intel.com>