Commit Graph

48067 Commits

Author SHA1 Message Date
Marc-André Lureau
8197e24c38 pc: free i8259
Simiarly to 2ba154cf4e

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
2016-09-08 18:05:21 +04:00
Marc-André Lureau
ff1685a333 tests: fix qom-test leaks
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 18:05:21 +04:00
Marc-André Lureau
354fb471bd acpi-build: fix array leak
The free_ranges array is used as a temporary pointer array, the segment
should still be freed, however, it shouldn't free the elements themself.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Tested-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
2016-09-08 18:05:21 +04:00
Marc-André Lureau
8ea753718b machine: use class base init generated name
machine_class_base_init() member name is allocated by
machine_class_base_init(), but not freed by
machine_class_finalize().  Simply freeing there doesn't work,
because DEFINE_PC_MACHINE() overwrites it with a literal string.

Fix DEFINE_PC_MACHINE() not to overwrite it, and add the missing
free to machine_class_finalize().

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
2016-09-08 18:05:21 +04:00
Marc-André Lureau
ac64c5fdf8 pc: don't leak a20_line
The irqs array is no longer being used

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 18:05:21 +04:00
Marc-André Lureau
d80fe99de4 pc: simplify passing qemu_irq
qemu_irq is already a pointer, no need to have an extra pointer level.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 18:05:21 +04:00
Marc-André Lureau
e305a16510 portio: keep references on portio
The isa_register_portio_list() function allocates ioports
data/state. Let's keep the reference to this data on some owner.  This
isn't enough to fix leaks, but at least, ASAN stops complaining of
direct leaks. Further cleanup would require calling
portio_list_del/destroy().

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
2016-09-08 18:05:21 +04:00
Marc-André Lureau
bd794065ff tests: fix leak in test-string-input-visitor
Free the list returned by visit_type_intList().

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 18:05:21 +04:00
Marc-André Lureau
3972a4884d tests: fix check-qom-proplist leaks
Found thanks to ASAN.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 17:57:32 +04:00
Marc-André Lureau
265804b5d7 tests: fix check-qom-interface leaks
Found thanks to ASAN.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 17:57:32 +04:00
Marc-André Lureau
d55f295b2b tests: fix test-iov leaks
Spotted thanks to ASAN.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 17:57:32 +04:00
Marc-André Lureau
4ae3c0e27f tests: fix test-vmstate leaks
Spotted thanks to ASAN.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 17:57:32 +04:00
Marc-André Lureau
d6f723b513 tests: fix test-cutils leaks
Spotted thanks to ASAN.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 17:57:32 +04:00
Marc-André Lureau
3e3e302ff3 qga: free remaining leaking state
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 17:57:32 +04:00
Marc-André Lureau
2aa67a9196 qga: free the whole blacklist
Free the config blacklist list, not just the elements. Do it so in the
more appropriate function config_free().

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 17:57:32 +04:00
Marc-André Lureau
5c7e3e9fb1 glib-compat: add g_(s)list_free_full()
Those functions are only available since glib 2.28.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
2016-09-08 17:57:32 +04:00
Marc-André Lureau
1e2713384c tests: fix test-qga leaks
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-09-08 17:57:32 +04:00
Sascha Silbe
f8042deafa docker: silence debootstrap when --quiet is given
If we silence docker when --quiet is given, we should also silence the
.pre script (i.e. debootstrap).

Only discards stdout, so some diagnostics (e.g. from git clone) are
still printed. Most of the verbose output is gone however and this way
we still have a chance to see error messages.

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Message-Id: <1473192351-601-9-git-send-email-silbe@linux.vnet.ibm.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2016-09-08 19:56:34 +08:00
Sascha Silbe
ae2f659ca5 docker: build debootstrap after cloning
When using the git version of debootstrap (because no usable version
of debootstrap was installed on the host), we need to run 'make' so
that devices.tar.gz gets built. Otherwise the first debootstrap stage
will fail without printing any error message.

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Message-Id: <1473192351-601-8-git-send-email-silbe@linux.vnet.ibm.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2016-09-08 19:56:34 +08:00
Sascha Silbe
00263139f8 docker: make sure debootstrap is at least 1.0.67
debootstrap prior to 1.0.67 generated an empty sources.list during
foreign bootstraps (Debian#732255 [1]). Fall back to the git checkout
if the installed debootstrap version is too old.

[1] https://bugs.debian.org/732255

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Message-Id: <1473192351-601-7-git-send-email-silbe@linux.vnet.ibm.com>
[Update 'sort -C' to 'sorc -c &>/dev/null' - Fam]
Signed-off-by: Fam Zheng <famz@redhat.com>
2016-09-08 19:56:34 +08:00
Sascha Silbe
a351b4b06e docker: print warning if EXECUTABLE is not set when building debootstrap image
Building the debian-debootstrap image will usually fail if EXECUTABLE
isn't set (when using the Makefile). Warn the user in this case so
they know why it's failing.

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Message-Id: <1473192351-601-6-git-send-email-silbe@linux.vnet.ibm.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2016-09-08 19:56:34 +08:00
Sascha Silbe
341edc0c47 docker: debian-bootstrap.pre: print helpful message if DEB_ARCH/DEB_TYPE unset
The debian-bootstrap image doesn't choose a default architecture and
distribution version, instead the user has to set both DEB_ARCH and
DEB_TYPE in the environment. Print a reasonably helpful message if
either of them isn't set instead of complaining about "qemu-" being
missing or erroring out because we cannot cd to the mirror URL.

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Message-Id: <1473192351-601-5-git-send-email-silbe@linux.vnet.ibm.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2016-09-08 19:56:34 +08:00
Sascha Silbe
b5dc88ce24 docker: debian-bootstrap.pre: print error messages to stderr
Send error messages where they belong so they're seen even if stdout
is redirected to /dev/null.

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Message-Id: <1473192351-601-4-git-send-email-silbe@linux.vnet.ibm.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2016-09-08 19:56:34 +08:00
Sascha Silbe
08f4e8d23d docker: avoid dependency on 'realpath' package
The 'realpath' executable is shipped in a separate package that isn't
installed by default on some distros.

We already use 'readlink -e' (provided by GNU coreutils) in some other
part of the code, so let's settle for that instead.

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Message-Id: <1473192351-601-3-git-send-email-silbe@linux.vnet.ibm.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2016-09-08 19:56:34 +08:00
Sascha Silbe
c977257045 docker.py: don't hang on large docker output
Unlike Popen.communicate(), subprocess.call() doesn't read from the
stdout file descriptor. If the child process produces more output than
fits into the pipe buffer, it will block indefinitely.

If we don't intend to consume the output, just send it straight to
/dev/null to avoid this issue.

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Reviewed-by: Janosch Frank <frankja@linux.vnet.ibm.com>
Message-Id: <1473192351-601-2-git-send-email-silbe@linux.vnet.ibm.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2016-09-08 19:56:34 +08:00
Fam Zheng
9af4c174a3 docker: Add a glib2-2.22 image
It's a variation of our existing centos6, plus two more lines to
downgrade glib2 to version 2.22 which we download from vault.centos.org.

Suggested-by: Paolo Bonzini <pbonzoni@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <1470708908-12885-1-git-send-email-famz@redhat.com>
2016-09-08 19:56:34 +08:00
Peter Maydell
59351d9b40 ppc patch queue for 2016-Sep-7
This is my first pull request for the newly opened qemu-2.8 tree.  It
 contains a heap of things that were too late for 2.7 and have been
 queued for a while.  In particular:
     * A number of preliminary patches for the powernv machine type
         * A substantial cleanup of exception handling which will be
           necessary to support running a TCG with hypervisor
           facilities
     * A start on support for POWER9
         * Some TCG implementations for new POWER9 instructions
         * Some TCG and related cleanups in preparation for POWER9
     * Some assorted TCG optimizations
     * An implementation of the H_CHANGE_LOGICAL_LAN_MAC hypercall
       which allows the MAC address to be changed on the PAPR virtual
       NIC.
     * Add some extra test cases for several machines (this isn't
       strictly in the ppc code, but is most value to ppc)
 
 NOTE: This pull request supersedes ppc-for-2.8-20160906, which had
 some problems.  Changes:
   * Dropped BenH's lmw/stmw speedups, which break for
     qemu-system-ppc64 on BE hosts
   * A small fix to Thomas' serial output test to avoid a warning on
     the isapc machine type.
   * Some trivial checkpatch fixes
 
 Note that some of the patches in this series still have large numbers
 of checkpatch warnings.  This is because they're moving existing code
 that predates most of the checkpatch style conventions.
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Merge remote-tracking branch 'remotes/dgibson/tags/ppc-for-2.8-20160907' into staging

ppc patch queue for 2016-Sep-7

This is my first pull request for the newly opened qemu-2.8 tree.  It
contains a heap of things that were too late for 2.7 and have been
queued for a while.  In particular:
    * A number of preliminary patches for the powernv machine type
        * A substantial cleanup of exception handling which will be
          necessary to support running a TCG with hypervisor
          facilities
    * A start on support for POWER9
        * Some TCG implementations for new POWER9 instructions
        * Some TCG and related cleanups in preparation for POWER9
    * Some assorted TCG optimizations
    * An implementation of the H_CHANGE_LOGICAL_LAN_MAC hypercall
      which allows the MAC address to be changed on the PAPR virtual
      NIC.
    * Add some extra test cases for several machines (this isn't
      strictly in the ppc code, but is most value to ppc)

NOTE: This pull request supersedes ppc-for-2.8-20160906, which had
some problems.  Changes:
  * Dropped BenH's lmw/stmw speedups, which break for
    qemu-system-ppc64 on BE hosts
  * A small fix to Thomas' serial output test to avoid a warning on
    the isapc machine type.
  * Some trivial checkpatch fixes

Note that some of the patches in this series still have large numbers
of checkpatch warnings.  This is because they're moving existing code
that predates most of the checkpatch style conventions.

# gpg: Signature made Wed 07 Sep 2016 07:09:27 BST
# gpg:                using RSA key 0x6C38CACA20D9B392
# gpg: Good signature from "David Gibson <david@gibson.dropbear.id.au>"
# gpg:                 aka "David Gibson (Red Hat) <dgibson@redhat.com>"
# gpg:                 aka "David Gibson (ozlabs.org) <dgibson@ozlabs.org>"
# gpg:                 aka "David Gibson (kernel.org) <dwg@kernel.org>"
# Primary key fingerprint: 75F4 6586 AE61 A66C C44E  87DC 6C38 CACA 20D9 B392

* remotes/dgibson/tags/ppc-for-2.8-20160907: (64 commits)
  tests: Check serial output of firmware boot of some machines
  tests: Resort check-qtest entries in Makefile.include
  spapr: implement H_CHANGE_LOGICAL_LAN_MAC h_call
  ppc: Improve a few more helper flags
  ppc: Improve the exception helpers flags
  ppc: Improve flags for helpers loading/writing the time facilities
  ppc: Don't generate dead code on unconditional branches
  ppc: Stop dumping state on all exceptions in linux-user
  ppc: Fix catching some segfaults in user mode
  ppc: Fix macio ESCC legacy mapping
  hw/ppc: add a ppc_create_page_sizes_prop() helper routine
  hw/ppc: use error_report instead of fprintf
  ppc: Rename #include'd .c files to .inc.c
  target-ppc: add extswsli[.] instruction
  target-ppc: add vsrv instruction
  target-ppc: add vslv instruction
  target-ppc: add vcmpnez[b,h,w][.] instructions
  target-ppc: add vabsdu[b,h,w] instructions
  target-ppc: add dtstsfi[q] instructions
  target-ppc: implement branch-less divd[o][.]
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-09-08 11:28:12 +01:00
Peter Maydell
0813cbf913 tests/hd-geo-test: Don't pass NULL to unlink()
The unlink() function doesn't accept a NULL pointer, so
don't pass it one. Spotted by the clang sanitizer.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: 1470391392-28274-1-git-send-email-peter.maydell@linaro.org
2016-09-08 10:43:58 +01:00
Thomas Huth
d2ab58ffc9 tests: Check serial output of firmware boot of some machines
Some of the machines that we have got a firmware image for write
some output to the serial console while booting up. We can use
this output to make sure that the machine is basically working,
so this adds a test that checks the output of these machines
for some well-known "magic" strings.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:13 +10:00
Thomas Huth
29531542bc tests: Resort check-qtest entries in Makefile.include
The rather random list of check-qtest-xxx entries caused some
confusion in the past, where to use "=" and where to use "+="
(see commits 0ccac16f59 and 1f5c1cfbae
for example).
Sorting the check-qtest-xxx entries by architecure instead and
using some empty lines inbetween should help to ease this
situation a little bit, so that it is hopefully now obvious
that new tests should be added with "+=" instead of "=".
While we are at it, this patch also comments out two of the
"gcov-files-..." lines since the corresponding m48t59-test is
disabled for sparc and sparc64, too.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:13 +10:00
Laurent Vivier
32f5f50dad spapr: implement H_CHANGE_LOGICAL_LAN_MAC h_call
Since kernel v4.0, linux uses H_CHANGE_LOGICAL_LAN_MAC to change lively
the MAC address of an ibmveth interface.

As QEMU doesn't implement this h_call, we can't change anymore the
MAC address of an spapr-vlan interface.

Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:13 +10:00
Benjamin Herrenschmidt
a007b19b37 ppc: Improve a few more helper flags
Mostly turn "store" type of helpers into TCG_CALL_NO_WG because
they can take exceptions. Also fixup_thrm doesn't read nor write
the tracked environment.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Benjamin Herrenschmidt
76a3d2f750 ppc: Improve the exception helpers flags
They generate exceptions, but they don't update the environment

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Benjamin Herrenschmidt
d0f6ced17f ppc: Improve flags for helpers loading/writing the time facilities
Those helpers never load from or store to the TCG tracked environment,
not do they generate synchronous exceptions (they might generate an
asynchronous interrupt but that's not an issue here).

So we can make them all use TCG_CALL_NO_RWG

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Benjamin Herrenschmidt
accc60c47c ppc: Don't generate dead code on unconditional branches
We are always generating the "else" case of the condition even when
generating an unconditional branch that will never hit it.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Benjamin Herrenschmidt
4f5d326046 ppc: Stop dumping state on all exceptions in linux-user
Other archs don't do it, some programs catch signals just fine
and those dumps just clutter the output. Keep the dumps for cases
that aren't supposed to happen such as unknown codes.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Benjamin Herrenschmidt
ba4a8df83f ppc: Fix catching some segfaults in user mode
The usermode "translate" code generates an error code value that
has the "is_write" bit set, which causes our switch/case to miss
and display "Invalid segfault errno" and a spurrious second state
dump. Fix it.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Benjamin Herrenschmidt
dd2fa4f72d ppc: Fix macio ESCC legacy mapping
The current mapping, while correct for the base ports (which is all the
driver uses these days), is wrong for the extended registers.

I suspect the bugs come from incorrect tables in the CHRP IO Ref document,
I have verified the new values here match Apple's MacTech.pdf.

Note: Nothing that I know of actually uses these registers so it's not a
huge deal, but this patch has the added advantage of adding comments to
document what the registers are.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Cédric Le Goater
3654fa95bc hw/ppc: add a ppc_create_page_sizes_prop() helper routine
The exact same routine will be used in PowerNV.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Cédric Le Goater
ce9863b797 hw/ppc: use error_report instead of fprintf
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Benjamin Herrenschmidt
15848410af ppc: Rename #include'd .c files to .inc.c
Also while at it, group the #include statements in translate.c

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Nikunj A Dadhania
787bbe3711 target-ppc: add extswsli[.] instruction
extswsli : Extend Sign Word & Shift Left Immediate

Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Vivek Andrew Sha
4004c1dbca target-ppc: add vsrv instruction
Adds Vector Shift Right Variable instruction.

Signed-off-by: Vivek Andrew Sha <vivekandrewsha@gmail.com>
[ reverse the order of computation to avoid temporary array ]
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:12 +10:00
Vivek Andrew Sha
5644a17567 target-ppc: add vslv instruction
vslv: Vector Shift Left Variable

Signed-off-by: Vivek Andrew Sha <vivekandrewsha@gmail.com>
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:11 +10:00
Swapnil Bokade
f7cc8466f1 target-ppc: add vcmpnez[b,h,w][.] instructions
Adds following instructions:

vcmpnezb[.]: Vector Compare Not Equal or Zero Byte
vcmpnezh[.]: Vector Compare Not Equal or Zero Halfword
vcmpnezw[.]: Vector Compare Not Equal or Zero Word

Signed-off-by: Swapnil Bokade <bokadeswapnil@gmail.com>
[ collapse switch case ]
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:11 +10:00
Sandipan Das
377070595a target-ppc: add vabsdu[b,h,w] instructions
Adds following instructions:

vabsdub: Vector Absolute Difference Unsigned Byte
vabsduh: Vector Absolute Difference Unsigned Halfword
vabsduw: Vector Absolute Difference Unsigned Word

Signed-off-by: Sandipan Das <sandipandas1990@gmail.com>
[ use ISA300 define. Drop etype ]
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:11 +10:00
Sandipan Das
217f6b8805 target-ppc: add dtstsfi[q] instructions
DFP Test Significance Immediate [Quad]

Signed-off-by: Sandipan Das <sandipandas1990@gmail.com>
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:11 +10:00
Nikunj A Dadhania
4110b586de target-ppc: implement branch-less divd[o][.]
Similar to divw, implement branch-less divd.

Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:11 +10:00
Nikunj A Dadhania
b07c32dc4b target-ppc: implement branch-less divw[o][.]
While implementing modulo instructions figured out that the
implementation uses many branches. Change the logic to achieve the
branch-less code. Undefined value is set to dividend in case of invalid
input.

Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:11 +10:00
Benjamin Herrenschmidt
5817355ed0 ppc: load/store multiple and string insns don't do LE
Just generate an alignment interrupt

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-09-07 12:40:11 +10:00