Remove Hwacha macros
ERET -> xRET; new memory map For now, we no longer build hex files, because the programs don't start at address 0. This decision will likely be revisited.
Update to new privileged spec
Add LICENSE
Avoid deprecated "b" pseudo-op; use "j" instead
Check FP corner cases and flags
Reference TESTNUM instead of x28 directly
Update to new privileged ISA
correctly set SR_EA bit for all vector physical tests
revamp hwacha tests
Reflect changes to ISA Conflicts: isa/Makefile
add more header information to test_macros
initial commit