-#if 0
- guint8 *ptr, *buf;
-
- ptr = buf = mono_global_codeman_reserve (16);
- mips_break (buf, 0xd0);
- mips_jr (buf, mips_ra);
- mips_nop (buf);
- mono_arch_flush_icache (ptr, buf - ptr);
-
- return ptr;
-#else
- return NULL;
-#endif
-}
+ guint8 *tramp;
+ guint8 *code, *buf;
+ static int byte_offset = -1;
+ static guint8 bitmask;
+ guint8 *jump;
+ int tramp_size;
+ guint32 code_len;
+ GSList *unwind_ops = NULL;
+ MonoJumpInfo *ji = NULL;
+
+ tramp_size = 64;
+
+ code = buf = mono_global_codeman_reserve (tramp_size);
+
+ if (byte_offset < 0)
+ mono_marshal_find_bitfield_offset (MonoVTable, initialized, &byte_offset, &bitmask);
+
+ /* if (!(vtable->initialized)) */
+ mips_lbu (code, mips_at, MONO_ARCH_VTABLE_REG, byte_offset);
+ g_assert (!(bitmask & 0xffff0000));
+ mips_andi (code, mips_at, mips_at, bitmask);
+ jump = code;
+ mips_beq (code, mips_at, mips_zero, 0);
+ mips_nop (code);
+ /* Initialized case */
+ mips_jr (code, mips_ra);
+ mips_nop (code);
+
+ /* Uninitialized case */
+ mips_patch ((guint32*)jump, (guint32)code);
+
+ if (aot) {
+ ji = mono_patch_info_list_prepend (ji, code - buf, MONO_PATCH_INFO_JIT_ICALL_ADDR, "specific_trampoline_generic_class_init");
+ mips_load (code, mips_at, 0);
+ mips_jr (code, mips_at);
+ mips_nop (code);
+ } else {
+ tramp = mono_arch_create_specific_trampoline (NULL, MONO_TRAMPOLINE_GENERIC_CLASS_INIT, mono_get_root_domain (), &code_len);
+ mips_load (code, mips_at, tramp);
+ mips_jr (code, mips_at);
+ mips_nop (code);
+ }
+
+ mono_arch_flush_icache (buf, code - buf);