vbox的更動 29732 路徑 trunk/src/recompiler/target-i386

時間撮記:

2010-5-21 下午01:13:04 (15 年 以前)

作者:

vboxsync

訊息:

Backed out 61853; causes more invalid state exits

檔案:

• trunk/src/recompiler/target-i386/translate.c (修改) (1 筆差異)

trunk/src/recompiler/target-i386/translate.c

@@ -2798 +2798 @@
                   offsetof(CPUX86State,segs[seg_reg].base));
 #ifdef VBOX
-    /* flags must be 0xf3; expand-up read/write accessed data segment with DPL=3. (VT-x) */
-    unsigned flags = DESC_P_MASK | DESC_S_MASK | DESC_W_MASK | DESC_A_MASK;
-    flags |= (3 << DESC_DPL_SHIFT);
-
+    int flags = DESC_P_MASK | DESC_S_MASK | DESC_W_MASK;
+    if (seg_reg == R_CS)
+        flags |= DESC_CS_MASK;
     gen_op_movl_T0_im(flags);
     tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,segs[seg_reg].flags));