From: pbrook <pbrook@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Mon, 30 Jun 2008 17:51:26 +0000 (+0000)
Subject: Fix rdtsc instruction counting.
X-Git-Tag: stefano.display-merge-start~979
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=efade670fe2c97c820cff17bb9d7817b8607c5fb;p=qemu-xen-3.4-testing.git

Fix rdtsc instruction counting.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4810 c046a42c-6fe2-441c-8c8c-71466251a162
---

diff --git a/target-i386/translate.c b/target-i386/translate.c
index ea0933ef..f7313ea8 100644
--- a/target-i386/translate.c
+++ b/target-i386/translate.c
@@ -6382,7 +6382,13 @@ static target_ulong disas_insn(DisasContext *s, target_ulong pc_start)
         if (s->cc_op != CC_OP_DYNAMIC)
             gen_op_set_cc_op(s->cc_op);
         gen_jmp_im(pc_start - s->cs_base);
+        if (use_icount)
+            gen_io_start();
         tcg_gen_helper_0_0(helper_rdtsc);
+        if (use_icount) {
+            gen_io_end();
+            gen_jmp(s, s->pc - s->cs_base);
+        }
         break;
     case 0x133: /* rdpmc */
         if (s->cc_op != CC_OP_DYNAMIC)