Merge branch 'endbr_opcodes' into 'master'

Treat endbr32 and endbr64 as nops instead of failing to build RTLs.

See merge request !30

src/base/SMPInstr.cpp

@@ -27279,9 +27279,17 @@ bool SMPInstr::BuildX86RTL(void)
 		case STARS_NN_wrussq:               // Write (8 bytes) to User Shadow Stack
 		case STARS_NN_setssbsy:             // Mark Shadow Stack Busy
 		case STARS_NN_clrssbsy:             // Clear Shadow Stack Busy Flag
+			return false;
+			break;
+
 		case STARS_NN_endbr64:              // Terminate an Indirect Branch in 64-bit Mode
 		case STARS_NN_endbr32:              // Terminate an Indirect Branch in 32-bit and Compatibility Mode
-			return false;
+			NopRT = new SMPRegTransfer;
+			NopRT->SetParentInst(this);
+			NopRT->SetOperator(SMP_NULL_OPERATOR);
+			this->RTL.push_back(NopRT);
+			NopRT = nullptr;
+			return true;
 			break;
 		// Undefined Instruction