- Enhanced ImmediateOperand with reloc_type and symbol attributes for better RISC-V support
- Updated RISC-V parser with relocation type support (%hi, %lo, %pcrel_hi, etc.)
- Renamed example files from rv6 to rv64 for consistency
- Updated related configuration and test files
- All 115 tests pass successfully
- Modified RISC-V parser to use x-register names instead of ABI names
- Added new vector instructions (vsetvli, vle8.v, vse8.v, vfmacc.vv, vfmul.vf)
- Added floating point instructions (fmul.d)
- Added unconditional jump instruction (j)
- Updated tests to match new register naming convention
- Added new RISC-V example files
- Updated .gitignore to exclude test environment and old examples
