[CPU] Set VSCR NJ (non-Java) bit

src/xenia/cpu/thread_state.cc

@@ -93,7 +93,9 @@ ThreadState::ThreadState(Processor* processor, uint32_t thread_id,
   // Set initial registers.
   context_->r[1] = stack_base;
   context_->r[13] = pcr_address;
-  // fixme: VSCR must be set here!
+  // VSCR - Vector Status and Control Register
+  // NJ bit (bit 16) = 1: Non-Java IEEE mode (default for Xbox 360)
+  context_->vscr_vec = vec128i(0, 0, 0, 0x00010000);
   context_->msr = 0x9030;  // dumped from a real 360, 0x8000
 
   // this register can be used for arbitrary data according to the PPC docs