From: Nitin A Kamble <nitin.a.kamble@intel.com>
Implement emulation of more jump conditional instructions
jcc shortrel
opcodes: 0x70 - 0x7f
Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
---
drivers/kvm/x86_emulate.c | 15 +++++++++++++--
1 files changed, 13 insertions(+), 2 deletions(-)
diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c
index ba53e59..57f1a5a 100644
--- a/drivers/kvm/x86_emulate.c
+++ b/drivers/kvm/x86_emulate.c
@@ -111,8 +111,12 @@ static u8 opcode_table[256] = {
0, 0, ImplicitOps|Mov, 0,
SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps, /* insb, insw/insd */
SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps, /* outsb, outsw/outsd */
- /* 0x70 - 0x7F */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ /* 0x70 - 0x77 */
+ ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps,
+ ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps,
+ /* 0x78 - 0x7F */
+ ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps,
+ ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps,
/* 0x80 - 0x87 */
ByteOp | DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM,
ByteOp | DstMem | SrcImm | ModRM, DstMem | SrcImmByte | ModRM,
@@ -1268,6 +1272,13 @@ special_insn:
) == 0)
return -1;
return 0;
+ case 0x70 ... 0x7f: /* jcc (short) */ {
+ int rel = insn_fetch(s8, 1, _eip);
+
+ if (test_cc(b, _eflags))
+ JMP_REL(rel);
+ break;
+ }
case 0x9c: /* pushf */
src.val = (unsigned long) _eflags;
goto push;
--
1.5.3
-
| Bart Van Assche | Integration of SCST in the mainstream Linux kernel |
| Greg KH | [GIT PATCH] driver core patches against 2.6.24 |
| Andrew Morton | Re: CFD: linux-wanking@vger.kernel.org (was [PATCH] Standard indentation of argume... |
| Linus Torvalds | Linux 2.6.27-rc8 |
git: | |
| Junio C Hamano | Re: [PATCH] Teach remote machinery about remotes.default config variable |
| Ingo Molnar | git-rerere observations and feature suggestions |
| Mike | Re: I don't want the .git directory next to my code. |
| Stephen Hemminger | git pull for update of netdev fails. |
| Leon Dippenaar | New tcp stack attack |
| GVG GVG | ssh_exchange_identification: Connection closed by remote host |
| Daniel Ouellet | identifying sparse files and get ride of them trick available? |
| Shohrukh Shoyoqubov | Re: Site-to-site IPSec VPN between OpenBSD and Cisco PIX 515E |
| Jarek Poplawski | [PATCH] pkt_sched: Destroy gen estimators under rtnl_lock(). |
| Patrick McHardy | Re: Not understand some in htb_do_events function |
| David Miller | [GIT]: Networking |
| David Miller | Re: xfrm_state locking regression... |
