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| author | Nitin A Kamble <nitin.a.kamble@intel.com> | 2007-08-28 17:58:52 -0700 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2007-10-13 10:18:28 +0200 |
| commit | 7d316911632acb8ba8cb7c1dd318ba723c9f1d50 (patch) | |
| tree | 458b003794584fc80163339b468e2435b4470fbf /drivers/kvm | |
| parent | bfdaab090386e7dda8c442721eeb91179258dad4 (diff) | |
| download | linux-7d316911632acb8ba8cb7c1dd318ba723c9f1d50.tar.bz2 | |
KVM: x86 emulator: push imm8
Implement the instruction
push imm8
opcode: 0x6a
Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm')
| -rw-r--r-- | drivers/kvm/x86_emulate.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c index 86171ca794dd..4fc2da6aae7d 100644 --- a/drivers/kvm/x86_emulate.c +++ b/drivers/kvm/x86_emulate.c @@ -104,10 +104,11 @@ static u8 opcode_table[256] = { /* 0x58 - 0x5F */ ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, - /* 0x60 - 0x6B */ + /* 0x60 - 0x67 */ 0, 0, 0, DstReg | SrcMem32 | ModRM | Mov /* movsxd (x86/64) */ , - 0, 0, 0, 0, 0, 0, 0, 0, - /* 0x6C - 0x6F */ + 0, 0, 0, 0, + /* 0x68 - 0x6F */ + 0, 0, ImplicitOps|Mov, 0, SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps, /* insb, insw/insd */ SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps, /* outsb, outsw/outsd */ /* 0x70 - 0x7F */ @@ -919,6 +920,16 @@ done_prefixes: goto cannot_emulate; dst.val = (s32) src.val; break; + case 0x6a: /* push imm8 */ + src.val = 0L; + src.val = insn_fetch(s8, 1, _eip); +push: + dst.type = OP_MEM; + dst.bytes = op_bytes; + dst.val = src.val; + register_address_increment(_regs[VCPU_REGS_RSP], -op_bytes); + dst.ptr = register_address(ctxt->ss_base, _regs[VCPU_REGS_RSP]); + break; case 0x80 ... 0x83: /* Grp1 */ switch (modrm_reg) { case 0: |