Revert "Fix compile on ARM64"

This reverts commit c7153916eb.

src/cpu/386_dynarec.c

@@ -74,6 +74,7 @@ x386_dynarec_log(const char *fmt, ...)
 #    define x386_dynarec_log(fmt, ...)
 #endif
 
+/* Deliberately stashed here; this function is only relevant for dynamic recompilers. */
 #if defined(_MSC_VER) && !defined(__clang__)
 #    if defined i386 || defined __i386 || defined __i386__ || defined _X86_ || defined _M_IX86
 #        define X87_INLINE_ASM
@@ -84,6 +85,40 @@ x386_dynarec_log(const char *fmt, ...)
 #    endif
 #endif
 
+#ifdef USE_NEW_DYNAREC
+void
+x87_to_mmxreg(uint16_t reg)
+#else
+void
+x87_to_mmxreg(void)
+#endif
+{
+#ifndef USE_NEW_DYNAREC
+    uint32_t reg = cpu_state.TOP & 7;
+#endif
+    double val = cpu_state.ST[reg & 7];
+#ifdef X87_INLINE_ASM
+    unsigned char buffer[10];
+#else
+    x87_conv_t test;
+#endif
+
+#ifdef X87_INLINE_ASM
+    __asm volatile(""
+        :
+        :
+        : "memory");
+
+    __asm volatile("fldl %1\n"
+                    "fstpt %0\n" : "=m"(buffer) : "m"(val));
+
+    cpu_state.MM[reg & 7].q = (*(uint64_t*)buffer);
+#else
+    x87_to80(val, &test);
+    cpu_state.MM[reg & 7].q = test.eind.ll;
+#endif
+}
+
 static __inline void
 fetch_ea_32_long(uint32_t rmdat)
 {
@@ -243,41 +278,6 @@ fetch_ea_16_long(uint32_t rmdat)
 #    define CACHE_ON() (!(cr0 & (1 << 30)) && !(cpu_state.flags & T_FLAG))
 #endif
 
-/* Deliberately stashed here; this function is only relevant for dynamic recompilers. */
-#ifdef USE_NEW_DYNAREC
-void
-x87_to_mmxreg(uint16_t reg)
-#else
-void
-x87_to_mmxreg(void)
-#endif
-{
-#ifndef USE_NEW_DYNAREC
-    uint32_t reg = cpu_state.TOP & 7;
-#endif
-    double val = cpu_state.ST[reg & 7];
-#ifdef X87_INLINE_ASM
-    unsigned char buffer[10];
-#else
-    x87_conv_t test;
-#endif
-
-#ifdef X87_INLINE_ASM
-    __asm volatile(""
-        :
-        :
-        : "memory");
-
-    __asm volatile("fldl %1\n"
-                    "fstpt %0\n" : "=m"(buffer) : "m"(val));
-
-    cpu_state.MM[reg & 7].q = (*(uint64_t*)buffer);
-#else
-    x87_to80(val, &test);
-    cpu_state.MM[reg & 7].q = test.eind.ll;
-#endif
-}
-
 #ifdef USE_DYNAREC
 int32_t         cycles_main = 0;
 static int32_t  cycles_old  = 0;