Combined Gekko UnitTests

[ogamespec]

These tests cover the Gekko analyzer/interpreter/recompiler for individual instructions. We need to deal with this once and forever :p

• [ ] Integer Instructions
• [ ] Integer Logical Instructions
• [x] Integer Shift/Rotate Instructions
• [ ] Floating-Point Instructions
• [ ] Paired Single Instructions
• [x] Integer Load and Store Instructions
• [x] Floating-Point Load and Store Instructions
• [ ] Paired Single Load and Store Instructions
• [x] Branch Instructions
• [x] Condition Register Logical Instructions
• [ ] Misc Instructions