[LA64_DYNAREC] Improved 0F AE opcodes (#3466)

Author: ksco

src/dynarec/la64/dynarec_la64_0f.c

@@ -1592,19 +1592,13 @@ uintptr_t dynarec64_0F(dynarec_la64_t* dyn, uintptr_t addr, uintptr_t ip, int ni
                     case 0:
                         INST_NAME("FXSAVE Ed");
                         MESSAGE(LOG_DUMP, "Need Optimization\n");
-                        SKIPTEST(x1);
                         BARRIER(BARRIER_FLOAT);
-                        if (MODREG) {
-                            DEFAULT;
-                        } else {
-                            addr = geted(dyn, addr, ninst, nextop, &ed, x1, x3, &fixedaddress, rex, NULL, 0, 0);
-                            CALL(rex.is32bits ? const_fpu_fxsave32 : const_fpu_fxsave64, -1, ed, 0);
-                        }
+                        addr = geted(dyn, addr, ninst, nextop, &ed, x1, x3, &fixedaddress, rex, NULL, 0, 0);
+                        CALL(rex.is32bits ? const_fpu_fxsave32 : const_fpu_fxsave64, -1, ed, 0);
                         break;
                     case 1:
                         INST_NAME("FXRSTOR Ed");
                         MESSAGE(LOG_DUMP, "Need Optimization\n");
-                        SKIPTEST(x1);
                         BARRIER(BARRIER_FLOAT);
                         addr = geted(dyn, addr, ninst, nextop, &ed, x1, x3, &fixedaddress, rex, NULL, 0, 0);
                         CALL(rex.is32bits ? const_fpu_fxrstor32 : const_fpu_fxrstor64, -1, ed, 0);