Commit Graph

87263 Commits

Author SHA1 Message Date
Stefan Hajnoczi
9c4e99e879 tests/qtest: add multi-queue test case to vhost-user-blk-test
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20210309094106.196911-4-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210322092327.150720-3-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-05-18 12:57:38 +02:00
Coiby Xu
806952026d test: new qTest case to test the vhost-user-blk-server
This test case has the same tests as tests/virtio-blk-test.c except for
tests have block_resize. Since the vhost-user-blk export only serves one
client one time, two exports are started by qemu-storage-daemon for the
hotplug test.

Suggested-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Coiby Xu <coiby.xu@gmail.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20210309094106.196911-3-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210322092327.150720-2-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-05-18 12:57:38 +02:00
Peter Maydell
8e22b27994 Minor MAINTAINERS update.
Tweak to includes.
 Add tcg_constant_tl.
 Improve constant pool dump.
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Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-tcg-20210516' into staging

Minor MAINTAINERS update.
Tweak to includes.
Add tcg_constant_tl.
Improve constant pool dump.

# gpg: Signature made Sun 16 May 2021 15:08:42 BST
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* remotes/rth-gitlab/tags/pull-tcg-20210516:
  accel/tcg: Align data dumped at end of TB
  tcg: Add tcg_constant_tl
  exec/gen-icount.h: Add missing "exec/exec-all.h" include
  MAINTAINERS: Add include/exec/gen-icount.h to 'Main Loop' section

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-18 11:11:27 +01:00
Stefan Hajnoczi
1b0b2e6d06 block/export: improve vu_blk_sect_range_ok()
The checks in vu_blk_sect_range_ok() assume VIRTIO_BLK_SECTOR_SIZE is
equal to BDRV_SECTOR_SIZE. This is true, but let's add a
QEMU_BUILD_BUG_ON() to make it explicit.

We might as well check that the request buffer size is a multiple of
VIRTIO_BLK_SECTOR_SIZE while we're at it.

Suggested-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20210331142727.391465-1-stefanha@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-05-18 11:08:13 +02:00
Kevin Wolf
e3fc91aaaa block: Fix Transaction leak in bdrv_reopen_multiple()
Like other error paths, this one needs to call tran_finalize() and clean
up the BlockReopenQueue, too.

Fixes: CID 1452772
Fixes: 72373e40fb
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210503110555.24001-3-kwolf@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-05-18 11:08:13 +02:00
Kevin Wolf
e878bb1293 block: Fix Transaction leak in bdrv_root_attach_child()
The error path needs to call tran_finalize(), too.

Fixes: CID 1452773
Fixes: 548a74c0db
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210503110555.24001-2-kwolf@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-05-18 11:08:13 +02:00
Vladimir Sementsov-Ogievskiy
38b4409647 qcow2: set bdi->is_dirty
Set bdi->is_dirty, so that qemu-img info could show dirty flag.

After this commit the following check will show '"dirty-flag": true':

./build/qemu-img create -f qcow2 -o lazy_refcounts=on x 1M
./build/qemu-io x
qemu-io> write 0 1M

 After "write" command success, kill the qemu-io process:

kill -9 <qemu-io pid>

./build/qemu-img info --output=json x

This will show '"dirty-flag": true' among other things. (before this
commit it shows '"dirty-flag": false')

Note, that qcow2's dirty-bit is not a "dirty bit for the image". It
only protects qcow2 lazy refcounts feature. So, there are a lot of
conditions when qcow2 session may be not closed correctly, but bit is
0. Still, when bit is set, the last session is definitely not finished
correctly and it's better to report it.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210504160656.462836-1-vsementsov@virtuozzo.com>
Tested-by: Kirill Tkhai <ktkhai@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-05-18 11:08:13 +02:00
Alex Bennée
b1aa4de12e configure: use cc, not host_cc to set cross_cc for build arch
Otherwise you run into hilarity like trying when cross compiling a 32
bit ARM build on a 64 bit system trying to use host_cc to build 32 bit
test cases.

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-32-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Alex Bennée
cf22f936f2 tests/tcg: don't allow clang as a cross compiler
Currently there are two problems.

The first is clang generates a preamble (that is always executed) to
stack xmm registers. This causes a ILLOP on the x86_64 softmmu tests
as SSE isn't enabled.

The second is the inline assembler in test-i386.c breaks clangs
compiler and I don't know how to fix it. Even with Theodore's patch
series (D5741445-7EFD-4AF1-8DB2-E4AFA93CBB1A@icloud.com) I still get
compiler failures.

For now lets just skip clang and allow it to fall back to the
containers which we know have compilers which work.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-31-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Alex Bennée
ec6b219a4e tests/tcg: fix missing return
This was picked up when clang built the test.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-30-alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2021-05-18 09:36:21 +01:00
Matheus Ferst
ec9ad11d69 tests/tcg/ppc64le: tests for brh/brw/brd
Tests for Byte-Reverse Halfword, Word and Doubleword

Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br>
Tested-by: Fabiano Rosas <farosas@linux.ibm.com>
[AJB: tweak to make rules for skip/plugins]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210423205757.1752480-3-matheus.ferst@eldorado.org.br>
Message-Id: <20210512102051.12134-28-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Matheus Ferst
cf9b6d215e tests/docker: gcc-10 based images for ppc64{,le} tests
A newer compiler is needed to build tests for Power10 instructions. As
done for arm64 on c729a99d27, a new '-test-cross' image is created for
ppc64 and ppc64le. As done on 936fda4d77, a test for compiler support
is added to verify that the toolchain in use has '-mpower10'. Finally,
Unused images (docker-power-cross and docker-ppc64-cross) are removed.

Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210423205757.1752480-2-matheus.ferst@eldorado.org.br>
Message-Id: <20210512102051.12134-27-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
a1ff17fef5 tests/tcg/tricore: Add muls test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-16-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-26-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
0429e0955c tests/tcg/tricore: Add msub test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-15-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-25-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
6ad6701ce7 tests/tcg/tricore: Add madd test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-14-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-24-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
55f037a5d5 tests/tcg/tricore: Add ftoi test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-13-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-23-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
14c91f75e3 tests/tcg/tricore: Add fmul test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-12-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-22-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
0fb40c55d2 tests/tcg/tricore: Add fadd test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-11-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-21-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
d6f1593a77 tests/tcg/tricore: Add dvstep test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-10-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-20-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
a0d98ea802 tests/tcg/tricore: Add clz test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
[AJB: dropped duplicate Makefile]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-9-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-19-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
f271aa62e9 tests/tcg/tricore: Add bmerge test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-8-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-18-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
2d934b5951 tests/tcg/tricore: Add macros to create tests and first test 'abs'
This kind of tests is inspired by the riscv-tests repository. This adds
macros that makes it easy to create single instruction self containing
tests.

It is achieved by macros that create a test sequence for an
instruction and check for a supplied correct value. If the value is correct the
next instruction is tested. Otherwise we jump to fail handler that writes is
test number as a status code back to qemu that then exits on that status code.
If all tests pass we write back 0 as a status code and exit.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Message-Id: <20210305170045.869437-7-kbastian@mail.uni-paderborn.de>
[AJB: add container_hosts]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-17-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
433de74ced configure: Emit HOST_CC to config-host.mak
this is needed by the tricore-tcg-tests as tricore-gcc is not easily
available. Thus we rely on the HOST_CC to do the preprocessing of the
tricore assembly files.

Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-6-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-16-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
be78e79949 tests/tcg/tricore: Add build infrastructure
this includes the Makefile and linker script to build all the tests.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-5-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-15-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
582079c9d2 hw/tricore: Add testdevice for tests in tests/tcg/
this device is used to verify the correctness of regression tests by
allowing guests to write their exit status to this device. This is then
used by qemu to exit using the written status.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-4-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-14-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
9ab10ba31e tests/tcg: Run timeout cmds using --foreground
when trying to run successful short tests from the Makefile timeout would not
terminate. Rather it would wait until the time runs out. Excerpt from the
manpage:

--foreground
    when not running timeout directly from a shell prompt,
    allow COMMAND to read from the TTY and get TTY signals; in this mode, chil‐
    dren of COMMAND will not be timed out

Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-3-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-13-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
ac3c7c3f79 tests/tcg: Add docker_as and docker_ld cmds
At least for the TriCore target no easily available c compiler exists.
Thus we need to rely on "as" and "ld". This allows us to run them
through the docker image. We don't test the generation capabilities of
docker images as they are assumed to work.

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
[AJB: fix quoting, only handle docker & clear, test -n, tweak commit msg]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>

Message-Id: <20210512102051.12134-12-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Andrew Melnychenko
6a7e70006a tests/docker: Added libbpf library to the docker files.
The series of patches for eBPF RSS adds libbpf dependency for qemu.
https://lists.gnu.org/archive/html/qemu-devel/2021-03/msg08887.html

With this patch, libbpf added:
  Alpine - added libbpf-dev
  Centos 8 - added libbpf-devel
  Fedora - added libbpf-devel

Signed-off-by: Andrew Melnychenko <andrew@daynix.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210406082947.672708-2-andrew@daynix.com>
Message-Id: <20210512102051.12134-11-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Alex Bennée
d8e706da6c tests/tcg: don't iterate through other arch compilers
There should only be one compiler per architecture. Those cases where
the same compiler can deal with a different architecture should be
explicitly set for both cross_cc and docker configurations. Otherwise
you get strangeness like:

  --cross-cc-aarch64=/bin/false

causing the logic to attempt to use a locally available
arm-linux-gnueabihf-gcc rather than forcing the use of the docker
image which is what is implied by the command line option.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-10-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Alex Bennée
910c40ee94 gitlab: add build-user-hexagon test
We special case this as the container with the cross compiler for the
tests takes so long to build it is manually uploaded into the
registry.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210512102051.12134-9-alex.bennee@linaro.org>
2021-05-18 09:35:39 +01:00
Alessandro Di Federico
4ce7dbfb0d tests/tcg: Use Hexagon Docker image
[PMD: Split from 'Add Hexagon Docker image' patch]

Signed-off-by: Alessandro Di Federico <ale@rev.ng>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
[AJB: add container_hosts]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210228222314.304787-5-f4bug@amsat.org>
Message-Id: <20210512102051.12134-8-alex.bennee@linaro.org>
2021-05-18 09:35:39 +01:00
Alessandro Di Federico
afbdf0a44e docker: Add Hexagon image
This image is a little special because it takes a long time to build.
As such most users don't want to be doing that and just pull random
binaries from the ether as intended by the container gods. This
involves someone with credentials and a beefy machine running:

  make docker-image-debian-hexagon-cross V=1 NOCACHE=1 J=30
  docker tag qemu/debian-hexagon-cross registry.gitlab.com/qemu-project/qemu/qemu/debian-hexagon-cross
  docker push registry.gitlab.com/qemu-project/qemu/qemu/debian-hexagon-cross

With a suitable binary in the "cloud" a normal user will run:

  make docker-image-debian-hexagon-cross

or have it run for them through the dependency mechanism of our
over-engineered makefiles and get the binary they wanted. There are a
few wrinkles of course including needing to tweak the final image to
have the credentials of the user so we can actually do our cross
compiles.

Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Cc: Alessandro Di Federico <ale@rev.ng>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Brian Cain <bcain@quicinc.com>

Message-Id: <20210512102051.12134-7-alex.bennee@linaro.org>
2021-05-18 09:35:39 +01:00
Alex Bennée
c3ad904393 tests/docker: add "fetch" sub-command
This simply wraps up fetching a build from the registry and tagging it
as the local build.

Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-6-alex.bennee@linaro.org>
2021-05-18 09:35:39 +01:00
Alex Bennée
bf46c0eed3 tests/docker: allow "update" to add the current user
The current user functionality is used for cross compiling to avoid
complications with permissions when building test programs. However
for images that come from the registry we still need the ability to
add the user after the fact.

Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-5-alex.bennee@linaro.org>
2021-05-18 09:35:39 +01:00
Alex Bennée
8d628d075d tests/docker: make executable an optional argument to "update"
We're going to extend the abilities of the command shortly.

Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>

Message-Id: <20210512102051.12134-4-alex.bennee@linaro.org>
2021-05-18 09:35:39 +01:00
Alex Bennée
3218d829e3 tests/docker: fix copying of executable in "update"
We have the same symlink chasing problem when doing an "update"
operation. Fix that.

Based-on: 5e33f7fead ("tests/docker: better handle symlinked libs")
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210512102051.12134-3-alex.bennee@linaro.org>
2021-05-18 09:35:35 +01:00
Ilya Leoshkevich
4a1e8931ec linux-user/elfload: add s390x core dumping support
Provide the following definitions required by the common code:

* ELF_NREG: with the value of sizeof(s390_regs) / sizeof(long).
* target_elf_gregset_t: define it like all the other arches do.
* elf_core_copy_regs(): similar to kernel's s390_regs_get().
* USE_ELF_CORE_DUMP.
* ELF_EXEC_PAGESIZE.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Message-Id: <20210413205608.22587-1-iii@linux.ibm.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:10:46 +02:00
Ilya Leoshkevich
5f779a3a26 linux-user/elfload: fix filling psinfo->pr_psargs
The current code dumps the memory between arg_start and arg_end,
which contains the argv pointers. This results in the

    Core was generated by `<garbage>`

message when opening the core file in GDB. This is because the code is
supposed to dump the actual arg strings. Fix by using arg_strings and
env_strings instead of arg_start and arg_end.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Message-Id: <20210413205814.22821-1-iii@linux.ibm.com>
[lv: add missing braces]
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:10:46 +02:00
Richard Henderson
fb80439b1e linux-user: Tidy TARGET_NR_rt_sigaction
Initialize variables instead of elses.
Use an else instead of a goto.
Add braces.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210422230227.314751-8-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:10:46 +02:00
Richard Henderson
02d0de101c linux-user/alpha: Share code for TARGET_NR_sigaction
There's no longer a difference between the alpha code and
the generic code.

There is a type difference in target_old_sigaction.sa_flags,
which can be resolved with a very much smaller ifdef, which
allows us to finish sharing the target_sigaction definition.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210422230227.314751-7-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:10:46 +02:00
Richard Henderson
0f6f99032e linux-user/alpha: Define TARGET_ARCH_HAS_KA_RESTORER
This means that we can share the TARGET_NR_rt_sigaction code,
and the target_rt_sigaction structure is unused.  Untangling
the ifdefs so that target_sigaction can be shared will wait
until the next patch.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210422230227.314751-6-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:10:45 +02:00
Richard Henderson
ca192277db linux-user: Honor TARGET_ARCH_HAS_SA_RESTORER in do_syscall
Do not access a field that may not be present.  This will
become an issue when sharing more code in the next patch.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210422230227.314751-5-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:10:45 +02:00
Richard Henderson
02fb28e8ef linux-user: Pass ka_restorer to do_sigaction
The value of ka_restorer needs to be saved in sigact_table.
At the moment, the attempt to save it in do_syscall is
improperly clobbering user memory.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210422230227.314751-4-richard.henderson@linaro.org>
[lv: remove tab]
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:10:32 +02:00
Richard Henderson
f20a9ca6d0 linux-user/alpha: Rename the sigaction restorer field
Use ka_restorer, in line with TARGET_ARCH_HAS_KA_RESTORER
vs TARGET_ARCH_HAS_SA_RESTORER, since Alpha passes this
field as a syscall argument.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210422230227.314751-3-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:09:58 +02:00
Richard Henderson
8f5141a9e1 linux-user/alpha: Fix rt sigframe return
We incorrectly used the offset of the non-rt sigframe.

Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210422230227.314751-2-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:09:58 +02:00
Daniel P. Berrangé
68af19ad72 linux-user: use GDateTime for formatting timestamp for core file
The GDateTime APIs provided by GLib avoid portability pitfalls, such
as some platforms where 'struct timeval.tv_sec' field is still 'long'
instead of 'time_t'. When combined with automatic cleanup, GDateTime
often results in simpler code too.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20210505103702.521457-7-berrange@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:09:58 +02:00
Giuseppe Musacchio
0fa259dd79 linux-user: Fix erroneous conversion in copy_file_range
The implicit cast from abi_long to size_t may introduce an intermediate
unwanted sign-extension of the value for 32bit targets running on 64bit
hosts.

Signed-off-by: Giuseppe Musacchio <thatlemon@gmail.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20210503174159.54302-3-thatlemon@gmail.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:09:58 +02:00
Giuseppe Musacchio
db3221454d linux-user: Add copy_file_range to strace.list
Signed-off-by: Giuseppe Musacchio <thatlemon@gmail.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20210503174159.54302-2-thatlemon@gmail.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:09:58 +02:00
Richard Henderson
0b16f04c1f linux-user/s390x: Handle vector regs in signal stack
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20210428193408.233706-16-richard.henderson@linaro.org>
[lv: fix indentation]
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-18 07:09:36 +02:00
Peter Maydell
1acbc0fdf2 Reorg FloatParts to use QEMU_GENERIC.
Begin replacing the Berkeley float128 routines with FloatParts128.
   - includes a new implementation of float128_muladd
   - includes the snan silencing that was missing from
     float{32,64}_to_float128 and float128_to_float{32,64}.
   - does not include float128_min/max* (written but not yet reviewed).
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Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-fp-20210516' into staging

Reorg FloatParts to use QEMU_GENERIC.
Begin replacing the Berkeley float128 routines with FloatParts128.
  - includes a new implementation of float128_muladd
  - includes the snan silencing that was missing from
    float{32,64}_to_float128 and float128_to_float{32,64}.
  - does not include float128_min/max* (written but not yet reviewed).

# gpg: Signature made Sun 16 May 2021 13:27:10 BST
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* remotes/rth-gitlab/tags/pull-fp-20210516: (46 commits)
  softfloat: Move round_to_int_and_pack to softfloat-parts.c.inc
  softfloat: Move round_to_int to softfloat-parts.c.inc
  softfloat: Convert float-to-float conversions with float128
  softfloat: Split float_to_float
  softfloat: Move div_floats to softfloat-parts.c.inc
  softfloat: Introduce sh[lr]_double primitives
  softfloat: Tidy mul128By64To192
  softfloat: Use add192 in mul128To256
  softfloat: Use mulu64 for mul64To128
  softfloat: Move muladd_floats to softfloat-parts.c.inc
  softfloat: Move mul_floats to softfloat-parts.c.inc
  softfloat: Implement float128_add/sub via parts
  softfloat: Move addsub_floats to softfloat-parts.c.inc
  softfloat: Use uadd64_carry, usub64_borrow in softfloat-macros.h
  softfloat: Move round_canonical to softfloat-parts.c.inc
  softfloat: Move sf_canonicalize to softfloat-parts.c.inc
  softfloat: Move pick_nan_muladd to softfloat-parts.c.inc
  softfloat: Move pick_nan to softfloat-parts.c.inc
  softfloat: Move return_nan to softfloat-parts.c.inc
  softfloat: Convert float128_default_nan to parts
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-17 20:02:55 +01:00