target-sh4: r2d --append option support
Remove qemu_ram_alloc(SDRAM_BASE) and related changes.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6919 c046a42c-6fe2-441c-8c8c-71466251a162
hw/eeprom93xx.c: support 93xx EEPROMs with more than 255 words
In the head of eeprom93xx.c we promise to support chips with 256 words,but store the size in an unsigned byte. This patch replaces this with an16 bit variable and changes the load/store code accordingly (introducing a...
hw/eeprom93xx.c: substitute structure dump with discrete dump in eeprom_save/load
The EEPROM 93xx device used to dump a C structure to the migration stream.This structure includes mixed 8 and 16bit variables and is thus subject tocompiler dependent padding. Replace this with discrete dumps of each member...
Add linux kernel command line ("--append" option) support.Fix kernel loading address to appropriate position when --append used.Using --kernel but --append case is left untouched for backward compatibility.
This also change the host<->SH address mapping for r2d to...
target-mips: fix FPU in 64-bit mode
TCG does not allow the same memory location to be aliased in twodifferent global registers, fpu_fpr32 and fpu_fpr64.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6915 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: implement FPU Flush-To-Zero mode
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6914 c046a42c-6fe2-441c-8c8c-71466251a162
gdbstub: Allow re-instantiation (Jan Kiszka)
[ Note: depends on char closing fixes ]
Properly clean up the gdbstub when the user tries to re-open it(possibly under a different address). Moreover, allow to shut it downfrom the monitor via 'gdbserver none'....
char: Fix closing of various char devices (Jan Kiszka)
This patch fixes several issues around closing char devices. Affectedwere pty (timer was left behind, even running), udp (no close handlingat all) and tcp (missing async IO handler cleanup). The bugs either...
qemu-img: adding a "-F base_fmt" option to "qemu-img create -b" (Uri Lublin)
If the user specifies the backing file format,then when opening the backing file, there is no needto probe the (backing file) image to figure out its format.
This follows my previous patches implementing bdrv_create2...
block-qcow2: keep backing file format in a qcow2 extension (Uri Lublin)
Use a qcow2 extension to keep the backing file format.
By keeping the backing file format, we can:1. Provide a way to know the backing file format without probing it (setting the format at creation time)....
block: support known backing format for image create and open (Uri Lublin)
Added a backing_format field to BlockDriverState.Added bdrv_create2 and drv->bdrv_create2 to create an image witha known backing file format.Upon bdrv_open2 if backing format is known use it, instead of...
Introducing qcow2 extensions (Uri Lublin)
Qcow2 extensions are build of magic (id) len (in bytes) and data.They reside right after the qcow2 header.If a backing filename exists it follows the qcow2 extension (if exist)
Qcow2 extensions are read upon image open....
kvm: Drop kvm_patch_opcode_byte (Jan Kiszka)
As cpu_memory_rw_debug is now capable of modifying ROM, we can drop ourown patch function.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6906 c046a42c-6fe2-441c-8c8c-71466251a162
ROM write access for debugging (Jan Kiszka)
Enhance cpu_memory_rw_debug so that it can write even to ROM regions.This allows to modify ROM via gdb (I see no point in denying this to theuser), and it will enable us to drop kvm_patch_opcode_byte().
Credits go to Avi for suggesting this....
Use the DMA api to map virtio elements.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6904 c046a42c-6fe2-441c-8c8c-71466251a162
virtio-blk: use generic vectored I/O APIs (Christoph Hellwig)
Use the generic bdrv_aio_readv/bdrv_aio_writev APIs instead of linearizingbuffers directly. This enables using the future native preadv/pwritevsupport.
Signed-off-by: Christoph Hellwig <hch@lst.de>...
add qemu_iovec_init_external (Christoph Hellwig)
Allow to initialize a QEMUIOVector from an externally allocated iovec.qiov->nalloc is initialized to 1 to indicate external storage for qiov>iovand all functions dealing with memory management assert on the iovec beeing...
Clean some PCI defines (Stefan Weil)
this patch adds some more defines from linux/pci_regs.h tohw/pci.h. There is now no longer a need to define them ineepro100.c, so they were removed there.
Some defines from linux/pci_regs.h had similar, but notthe same defines in hw/pci.h (PCI_REVISION_ID / PCI_REVISION,...
Fix monitor command (screendump) (Stefan Weil)
starting with r6839, the monitor command 'screendump'raises a nullpointer memory access which crashs Qemu.
Fix crash when calling screendump from monitor.
This was a regression introduced with r6839:DisplayAllocator interface (Stefano Stabellini)...
Remove nodisk_ok machine feature (Jan Kiszka)
All archs have some kind of firmware to load and can be fine with italready. So there is not much use in enforcing the presence of a disk.If the system setup requires one, the user will notice it anyway once...
musicpal: Fix regression caused by 6839 (Jan Kiszka)
Pass correct DisplayState field to is_surface_bgr().
Signed-off-by: Jan Kiszka <jan.kiszka@web.de>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6898 c046a42c-6fe2-441c-8c8c-71466251a162
gdbstub: Drop redundant memset after qemu_mallocz (Jan Kiszka)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6897 c046a42c-6fe2-441c-8c8c-71466251a162
get roms more room. (Glauber Costa)
This patch increases by 50 % the size available for option roms.The main motivator is that some roms grew bigger than the 64k wecurrently allocate for them (Hey, it's 2009!)
One example is the gpxe project, that produces some roms with 69k,...
new scsi-generic abstraction, use SG_IO (Christoph Hellwig)
Okay, I started looking into how to handle scsi-generic I/O in thenew world order.
I think the best is to use the SG_IO ioctl instead of the read/writeinterface as that allows us to support scsi passthrough on disk/cdrom...
Document sun ID PROM contents
Signed-off-by: Robert Reif <reif@earthlink.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6894 c046a42c-6fe2-441c-8c8c-71466251a162
Fix DMA API when handling an immediate error from block layer (Avi Kivity)
The block layer may signal an immediate error on an asynchronous requestby returning NULL. The DMA API did not handle this correctly, returningan AIO request which would never complete (and which would crash if...
Fix vectored aio bounce handling immediate errors (Avi Kivity)
If a bounced vectored aio fails immediately (the inner aio submissionreturning NULL) then the bounce handler erronously returns an aiorequest which will never be completed (and which crashes when cancelled)....
host_device_remove: remove incorrect check for device name (Eduardo Habkost)
There is no need to check for valid prefixes on the the device namewhen removing it. If the device name is found on the vlan client list,it can be removed, regardless of the prefix used on its name....
FreeBSD host physical cdrom fixes
This improves physical cdrom support on FreeBSD hosts to be almost asgood as on Linux, with the only notable exception that you still need toeither have the guest itself eject the disc if you want to take itout/change it, or do a change command in the monitor after taking out...
Fix warning in vl.c
vl.c calls dma_helper_init, so it needs to include dma.h to get adefinition for it, otherwise we get compiler warnings like:
/home/hch/work/qemu/vl.c: In function 'main':/home/hch/work/qemu/vl.c:5518: warning: implicit declaration of function 'dma_helper_init'...
Fix out of tree compilation
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6886 c046a42c-6fe2-441c-8c8c-71466251a162
Fix compile problems with r6884
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6885 c046a42c-6fe2-441c-8c8c-71466251a162
Syncing documentation vs. -help vs. qemu_options table
Try to keep documentation about command line switches, -help text andqemu_options table synchronized.
In true Qemu tradition, an include file is generated from single .hx filecontaining all relevant information in one place. The include file is...
Fix absolute mouse events generated by SDL frontend.
In r6839 ("DisplayAllocator interface") the "width" and "height" globalsstopped ever being assigned. Note that last time absolute input stoppedworking was for the same reason.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6875 c046a42c-6fe2-441c-8c8c-71466251a162
Move block dma helpers aiocb to store dma state (Avi Kivity)
Use the dedicated dma aiocb to store intermediate state for dma blocktransactions.
Signed-off-by: Avi Kivity <avi@redhat.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6874 c046a42c-6fe2-441c-8c8c-71466251a162
Use vectored aiocb storage to store vector translation state (Avi Kivity)
Now that we have a dedicated acb pool for vector translation acbs, we canstore the vector translation state in the acbs instead of in an externalstructure.
Signed-off-by: Avi Kivity <avi@redhat.com>...
Implement cancellation method for dma async I/O (Avi Kivity)
Move the dma helpers to a private aio pool, and implement a cancellationmethod for them. Should prevent issues when cancelling I/O while dma isin progress.
Convert vectored aio emulation to use a dedicated pool (Avi Kivity)
This allows us to remove a hack in the vectored aio cancellation code.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6871 c046a42c-6fe2-441c-8c8c-71466251a162
Refactor aio callback allocation to use an aiocb pool (Avi Kivity)
Move the AIOCB allocation code to use a dedicate structure, AIOPool. AIOCBspecific information, such as the AIOCB size and cancellation routine, ismoved into the pool.
At present, there is exactly one pool per block format driver, maintaining...
virtio: Allow guest to defer VIRTIO_F_NOTIFY_ON_EMPTY (Alex Williamson)
There may be cases where the guest does not want the avail queueinterrupt, even when it's empty. For the virtio-net case, theguest may use a different buffering scheme or decide polling for...
e1000: Fix RX descriptor low threshold interrupt logic (Alex Williamson)
The RXDMT0 interrupt is supposed to fire when the number of freeRX descriptors drops to some fraction of the total descriptors.However in practice, it seems like we're adding this interrupt...
x86: Add NULL check to lsl (Jan Kiszka)
According to the Intel specs, lsl performs a check against NULL for theprovided selector, just like lar does. helper_lar() includes thecorresponding code, helper_lsl() was lacking it so far.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>...
vnc: throttle screen updates. (Gerd Hoffmann)
This patch makes the vnc server code skip screen refreshes in casethere is data in the output buffer. This reduces the refresh rate tothrottle the bandwidth needed in case the network link is saturated.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>...
vnc: fix printf warnings showing up with VNC_DEBUG enabled. (Gerd Hoffmann)
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6861 c046a42c-6fe2-441c-8c8c-71466251a162
vnc: cleanup surface handling, fix screen corruption bug. (Gerd Hoffmann)
This patch killes the old_data hack in the qemu server and replacesit with a clean separation of the guest-visible display surface andthe vnc server display surface. Both guest and server surface have...
Remove dead code
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6859 c046a42c-6fe2-441c-8c8c-71466251a162
Fix VGA issue introduced by r6349
Thanks to Robert Riebisch for bisection
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6858 c046a42c-6fe2-441c-8c8c-71466251a162
Fix ARM quadword VDUP (core register).
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6857 c046a42c-6fe2-441c-8c8c-71466251a162
Delete some unused macros detected with -Wp,-Wunused-macros use
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6856 c046a42c-6fe2-441c-8c8c-71466251a162
Make the ELF loader aware of backwards compatibility
Most 64 bit architectures I'm aware of support running 32 bit codeof the same architecture as well.
So x86_64 can run i386 code easily and ppc64 can run ppc code.
Unfortunately, the current checks are pretty strict. So you can only...
temporarily disable logging around pci config writes (Avi Kivity)
A pci config write may remap the vga linear frame buffer, confusing thememory slot dirty logging logic.
Fixed Windows with -vga std.
Signed-off-by: Avi Kivity <avi@redhat.com>Sigend-off-by: Anthony Liguori <aliguori@us.ibm.com>...
stop dirty logging while updating cirrus bank memory (Glauber Costa)
Otherwise, slot tracking gets confused.
This fixes a screen corruption bug with Ubuntu guest installation.
Signed-off-by: Glauber Costa <glommer@redhat.com>Signed-off-by: Avi Kivity <avi@redhat.com>...
Add missing file
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6850 c046a42c-6fe2-441c-8c8c-71466251a162
Update changelog
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6849 c046a42c-6fe2-441c-8c8c-71466251a162
qemu:virtio-net: Check return size on the correct sg list (Alex Williamson)
When checking that the size of the control virtqueue return fieldis sufficient, use the correct sg list.
Signed-off-by: Alex Williamson <alex.williamson@hp.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>...
make qemu_announce_self handle non contiguous net tables (Marcelo Tosatti)
With hotplug nd_table might contain holes.
Noticed by Eduardo Habkost.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>...
Replace asprintf() with snprintf() in vnc.c ("Daniel P. Berrange")
As previously discussed, this patch removes the non-portable use ofasprintf(), replacing it with malloc+snprintf instead
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>...
monitor: Provide empty command as final history entry (Jan Kiszka)
Provide an empty line as last entry in command line history, just likebash e.g. does.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>...
Add and use remaining #defines for PCI device IDs (Stuart Brady)
This patch adds and uses #defines for the remaining hardcoded PCIdevice IDs. It also moves definitions taken from linux/pci_ids.hinto a separate header (hw/pci_ids.h), removes the 'RTL' from...
remove is_graphic_console from vga.c (Stefano Stabellini)
Hi all,since vga_draw_graphic is only called by vga_hw_update when the consoleassociated with the graphic card is active, we don't need to check ifthe current console is active using is_graphic_console....
DisplayAllocator interface (Stefano Stabellini)
Hi all,this patch adds a DisplayAllocator interface that allows displayfrontends (sdl in particular) to provide a preallocated display bufferfor the graphical backend to use.
Whenever a graphical backend cannot use...
tcg/x86_64: add bswap16_i{32,64} and bswap32_i64 ops
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6838 c046a42c-6fe2-441c-8c8c-71466251a162
tcg/x86: add bswap16_i32 ops
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6837 c046a42c-6fe2-441c-8c8c-71466251a162
target-i386: use the new bswap* TCG ops
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6836 c046a42c-6fe2-441c-8c8c-71466251a162
target-ppc: use the new bswap* TCG ops
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6835 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: update README wrt recent bswap changes
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6834 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: add _tl aliases to bswap16/32/64 TCG ops
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6833 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: add bswap16_i64 and bswap32_i64 TCG ops
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6832 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: optimize tcg_gen_bswap16_i32
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6831 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: allow bswap16_i32 to be implemented by TCG backends
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6830 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: rename bswap_i32/i64 functions
Rename bswap_i32 into bswap32_i32 and bswap_i64 into bswap64_i64
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6829 c046a42c-6fe2-441c-8c8c-71466251a162
Fix regression introduced by r6824
The changes introduced by r6824 broke a subtle, and admittedly obscure, aspectof the block API. While bdrv_{pread,pwrite} return the number of bytes reador written upon success, bdrv_{read,write} returns a zero upon success....
From 67e94ae77f8de4d5d822917f1723cefa7ebfb64d Mon Sep 17 00:00:00 2001From: Xiantao Zhang <xiantao.zhang@intel.com>Date: Tue, 3 Mar 2009 13:33:13 +0800Subject: [PATCH] Split ioapic logic from the current apic.
Add a new ioapic.c to hold ioapic's logic, and also...
monitor: sync from kvm state before generating output (Jan Kiszka)
Ported from the KVM tree: Synchronize the qemu cpu state with kvm'sbefore invoking various monitor info commands (like 'info registers').
Guest debugging support for KVM (Jan Kiszka)
This is a backport of the guest debugging support for the KVMaccelerator that is now part of the KVM tree. It implements the reworkedKVM kernel API for guest debugging (KVM_CAP_SET_GUEST_DEBUG) which isnot yet part of any mainline kernel but will probably be 2.6.30 stuff....
Drop internal bdrv_pread()/bdrv_pwrite() APIs (Avi Kivity)
Now that scsi generic no longer uses bdrv_pread() and bdrv_pwrite(), we candrop the corresponding internal APIs, which overlap bdrv_read()/bdrv_write()and, being byte oriented, are unnatural for a block device....
Add internal scsi generic block API (Avi Kivity)
Add an internal API for the generic block layer to send scsi generic commandsto block format driver. This means block format drivers no longer needto consider overloaded nb_sectors parameters.
Add specialized block driver scsi generic API (Avi Kivity)
When a scsi device is backed by a scsi generic device instead of anordinary host block device, the block API is abused in a couple of annoyingways:
- nb_sectors is negative, and specifies a byte count instead of a sector count...
Revert r6404
This series is broken by design as it requires expensive IO operations atopen time causing very long delays when starting a virtual machine for thefirst time.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6816 c046a42c-6fe2-441c-8c8c-71466251a162
Revert r6405
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6815 c046a42c-6fe2-441c-8c8c-71466251a162
Revert r6406
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6814 c046a42c-6fe2-441c-8c8c-71466251a162
Revert r6407
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6813 c046a42c-6fe2-441c-8c8c-71466251a162
Revert r6408
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6812 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: move {not,neg}_i{32,64} definitions at the right place
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6811 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: fix commit r6805
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6810 c046a42c-6fe2-441c-8c8c-71466251a162
Clean build: Add bt-host.h
Silence compiler warning by providing proper CONFIG_BLUEZ-independentheader for the bt-host API.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6809 c046a42c-6fe2-441c-8c8c-71466251a162
tcg-arm: fix qemu_ld64
Emulating fldl on arm doesn't seem to work too well. It's the wayqemu_ld64 is translated to arm instructions.
tcg_out_ld32_12(s, COND_AL, data_reg, addr_reg, 0); tcg_out_ld32_12(s, COND_AL, data_reg2, addr_reg, 4);...
tcg: update TODO
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6807 c046a42c-6fe2-441c-8c8c-71466251a162
tcg/x86: add not/neg/extu/bswap/rot i32 ops
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6806 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: optimize logical operations
Simplify nand/nor/eqv and move their optimizations to and/or/xor
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6805 c046a42c-6fe2-441c-8c8c-71466251a162
target-ppc: fix commit r6789
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6804 c046a42c-6fe2-441c-8c8c-71466251a162
musicpal: Reorganize IO memory handling (Jan Kiszka)
The new MMIO interface requires non-overlapping slots. Reorganize themusicpal accordingly, fixing a regression for the Ethernet emulation.
Signed-off-by: Jan Kiszka <jan.kiszka@web.de>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6803 c046a42c-6fe2-441c-8c8c-71466251a162
Fix tcg after commit 6800
The introduction of TCGV_EQUAL and not op is slightly broken.The definition of DEBUG_TCGV shows that.
Signed-off-by: Laurent Desnogues <laurent.desnogues@gmail.com>Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6802 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: use nor instead of or + not
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6801 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: use TCGV_EQUAL_I{32,64}
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6800 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: define TCGV_EQUAL_I{32,64}
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6799 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: optimize nor(X, Y, Y), used on PPC for not(X, Y)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6798 c046a42c-6fe2-441c-8c8c-71466251a162
Implement TCG not ops for x86-64
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6797 c046a42c-6fe2-441c-8c8c-71466251a162
tcg: don't define TCG rotation ops if they are not supported
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6796 c046a42c-6fe2-441c-8c8c-71466251a162
Implement TCG rotation ops for x86-64
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6795 c046a42c-6fe2-441c-8c8c-71466251a162