SPURS: More fixes

Utilities/Thread.cpp

@@ -573,6 +573,18 @@ bool get_x64_reg_value(x64_context* context, x64_reg_t reg, size_t d_size, size_
 		case 8: out_value = (u64)imm_value; return true; // sign-extended
 		}
 	}
+	else if (reg == X64_IMM16)
+	{
+		// load the immediate value (assuming it's at the end of the instruction)
+		out_value = *(s16*)(RIP(context) + i_size - 2);
+		return true;
+	}
+	else if (reg == X64_IMM8)
+	{
+		// load the immediate value (assuming it's at the end of the instruction)
+		out_value = *(s8*)(RIP(context) + i_size - 1);
+		return true;
+	}
 	else if (reg == X64R_ECX)
 	{
 		out_value = (u32)RCX(context);