Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7f0aaee07b6afcf5a4ee8a1132447621d768076b Commit: 7f0aaee07b6afcf5a4ee8a1132447621d768076b Parent: 7700270ee3c1324c18f5b7c36ee5ba1a4165919a Author: Nitin A Kamble <[EMAIL PROTECTED]> AuthorDate: Tue Jun 19 11:16:04 2007 +0300 Committer: Avi Kivity <[EMAIL PROTECTED]> CommitDate: Mon Jul 16 12:05:47 2007 +0300
KVM: Implement emulation of "pop reg" instruction (opcode 0x58-0x5f) For use in real mode. Signed-off-by: Nitin A Kamble <[EMAIL PROTECTED]> Signed-off-by: Avi Kivity <[EMAIL PROTECTED]> --- drivers/kvm/x86_emulate.c | 17 +++++++++++++++-- 1 files changed, 15 insertions(+), 2 deletions(-) diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c index a4a8481..46c3806 100644 --- a/drivers/kvm/x86_emulate.c +++ b/drivers/kvm/x86_emulate.c @@ -98,8 +98,11 @@ static u8 opcode_table[256] = { 0, 0, 0, 0, /* 0x40 - 0x4F */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - /* 0x50 - 0x5F */ - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + /* 0x50 - 0x57 */ + 0, 0, 0, 0, 0, 0, 0, 0, + /* 0x58 - 0x5F */ + ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, + ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, /* 0x60 - 0x6F */ 0, 0, 0, DstReg | SrcMem32 | ModRM | Mov /* movsxd (x86/64) */ , 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, @@ -1153,6 +1156,16 @@ special_insn: case 0xf4: /* hlt */ ctxt->vcpu->halt_request = 1; goto done; + case 0x58 ... 0x5f: /* pop reg */ + dst.ptr = (unsigned long *)&_regs[b & 0x7]; + + if ((rc = ops->read_std(register_address(ctxt->ss_base, + _regs[VCPU_REGS_RSP]), dst.ptr, op_bytes, ctxt)) != 0) + goto done; + + register_address_increment(_regs[VCPU_REGS_RSP], dst.bytes); + dst.orig_val = dst.val; /* Disable writeback. */ + break; } goto writeback; - To unsubscribe from this list: send the line "unsubscribe git-commits-head" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html