History log of /external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
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ed39800a83baf5bffbe391f3974eb2af0f415f80 21-Jun-2017 Elliott Hughes <enh@google.com> Upgrade to valgrind 3.13.0 (15 June 2017).

Release 3.13.0 (15 June 2017)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

3.13.0 is a feature release with many improvements and the usual collection of
bug fixes.

This release supports X86/Linux, AMD64/Linux, ARM32/Linux, ARM64/Linux,
PPC32/Linux, PPC64BE/Linux, PPC64LE/Linux, S390X/Linux, MIPS32/Linux,
MIPS64/Linux, ARM/Android, ARM64/Android, MIPS32/Android, X86/Android,
X86/Solaris, AMD64/Solaris and AMD64/MacOSX 10.12.

* ==================== CORE CHANGES ===================

* The translation cache size has been increased to keep up with the demands of
large applications. The maximum number of sectors has increased from 24 to
48. The default number of sectors has increased from 16 to 32 on all
targets except Android, where the increase is from 6 to 12.

* The amount of memory that Valgrind can use has been increased from 64GB to
128GB. In particular this means your application can allocate up to about
60GB when running on Memcheck.

* Valgrind's default load address has been changed from 0x3800'0000 to
0x5800'0000, so as to make it possible to load larger executables. This
should make it possible to load executables of size at least 1200MB.

* A massive spaceleak caused by reading compressed debuginfo files has been
fixed. Valgrind should now be entirely usable with gcc-7.0 "-gz" created
debuginfo.

* The C++ demangler has been updated.

* Support for demangling Rust symbols has been added.

* A new representation of stack traces, the "XTree", has been added. An XTree
is a tree of stacktraces with data associated with the stacktraces. This is
used by various tools (Memcheck, Helgrind, Massif) to report on the heap
consumption of your program. Reporting is controlled by the new options
--xtree-memory=none|allocs|full and --xtree-memory-file=<file>.

A report can also be produced on demand using the gdbserver monitor command
'xtmemory [<filename>]>'. The XTree can be output in 2 formats: 'callgrind
format' and 'massif format. The existing visualisers for these formats (e.g.
callgrind_annotate, KCachegrind, ms_print) can be used to visualise and
analyse these reports.

Memcheck can also produce XTree leak reports using the Callgrind file
format. For more details, see the user manual.

* ================== PLATFORM CHANGES =================

* ppc64: support for ISA 3.0B and various fixes for existing 3.0 support

* amd64: fixes for JIT failure problems on long AVX2 code blocks

* amd64 and x86: support for CET prefixes has been added

* arm32: a few missing ARMv8 instructions have been implemented

* arm64, mips64, mips32: an alternative implementation of Load-Linked and
Store-Conditional instructions has been added. This is to deal with
processor implementations that implement the LL/SC specifications strictly
and as a result cause Valgrind to hang in certain situations. The
alternative implementation is automatically enabled at startup, as required.
You can use the option --sim-hints=fallback-llsc to force-enable it if you
want.

* Support for OSX 10.12 has been improved.

* On Linux, clone handling has been improved to honour CLONE_VFORK that
involves a child stack. Note however that CLONE_VFORK | CLONE_VM is handled
like CLONE_VFORK (by removing CLONE_VM), so applications that depend on
CLONE_VM exact semantics will (still) not work.

* The TileGX/Linux port has been removed because it appears to be both unused
and unsupported.

* ==================== TOOL CHANGES ====================

* Memcheck:

- Memcheck should give fewer false positives when running optimised
Clang/LLVM generated code.

- Support for --xtree-memory and 'xtmemory [<filename>]>'.

- New command line options --xtree-leak=no|yes and --xtree-leak-file=<file>
to produce the end of execution leak report in a xtree callgrind format
file.

- New option 'xtleak' in the memcheck leak_check monitor command, to produce
the leak report in an xtree file.

* Massif:

- Support for --xtree-memory and 'xtmemory [<filename>]>'.

- For some workloads (typically, for big applications), Massif memory
consumption and CPU consumption has decreased significantly.

* Helgrind:

- Support for --xtree-memory and 'xtmemory [<filename>]>'.

- addition of client request VALGRIND_HG_GNAT_DEPENDENT_MASTER_JOIN, useful
for Ada gnat compiled applications.

* ==================== OTHER CHANGES ====================

* For Valgrind developers: in an outer/inner setup, the outer Valgrind will
append the inner guest stacktrace to the inner host stacktrace. This helps
to investigate the errors reported by the outer, when they are caused by the
inner guest program (such as an inner regtest). See README_DEVELOPERS for
more info.

* To allow fast detection of callgrind files by desktop environments and file
managers, the format was extended to have an optional first line that
uniquely identifies the format ("# callgrind format"). Callgrind creates
this line now, as does the new xtree functionality.

* File name template arguments (such as --log-file, --xtree-memory-file, ...)
have a new %n format letter that is replaced by a sequence number.

* "--version -v" now shows the SVN revision numbers from which Valgrind was
built.

* ==================== FIXED BUGS ====================

The following bugs have been fixed or resolved. Note that "n-i-bz"
stands for "not in bugzilla" -- that is, a bug that was reported to us
but never got a bugzilla entry. We encourage you to file bugs in
bugzilla (https://bugs.kde.org/enter_bug.cgi?product=valgrind) rather
than mailing the developers (or mailing lists) directly -- bugs that
are not entered into bugzilla tend to get forgotten about or ignored.

To see details of a given bug, visit
https://bugs.kde.org/show_bug.cgi?id=XXXXXX
where XXXXXX is the bug number as listed below.

162848 --log-file output isn't split when a program forks
340777 Illegal instruction on mips (ar71xx)
341481 MIPS64: Iop_CmpNE32 triggers false warning on MIPS64 platforms
342040 Valgrind mishandles clone with CLONE_VFORK | CLONE_VM that clones
to a different stack.
344139 x86 stack-seg overrides, needed by the Wine people
344524 store conditional of guest applications always fail - observed on
Octeon3(MIPS)
348616 Wine/valgrind: noted but unhandled ioctl 0x5390 [..] (DVD_READ_STRUCT)
352395 Please provide SVN revision info in --version -v
352767 Wine/valgrind: noted but unhandled ioctl 0x5307 [..] (CDROMSTOP)
356374 Assertion 'DRD_(g_threadinfo)[tid].pt_threadid !=
INVALID_POSIX_THREADID' failed
358213 helgrind/drd bar_bad testcase hangs or crashes with new glibc pthread
barrier implementation
358697 valgrind.h: Some code remains even when defining NVALGRIND
359202 Add musl libc configure/compile
360415 amd64 instructions ADCX and ADOX are not implemented in VEX
== 372828 (vex amd64->IR: 0x66 0xF 0x3A 0x62 0x4A 0x10)
360429 unhandled ioctl 0x530d with no size/direction hints (CDROMREADMODE1)
362223 assertion failed when .valgrindrc is a directory instead of a file
367543 bt/btc/btr/bts x86/x86_64 instructions are poorly-handled wrt flags
367942 Segfault vgPlain_do_sys_sigaction (m_signals.c:1138)
368507 can't malloc chunks larger than about 34GB
368529 Android arm target link error, missing atexit and pthread_atfork
368863 WARNING: unhandled arm64-linux syscall: 100 (get_robust_list)
368865 WARNING: unhandled arm64-linux syscall: 272 (kcmp)
368868 disInstr(arm64): unhandled instruction 0xD53BE000 = cntfrq_el0 (ARMv8)
368917 WARNING: unhandled arm64-linux syscall: 218 (request_key)
368918 WARNING: unhandled arm64-linux syscall: 127 (sched_rr_get_interval)
368922 WARNING: unhandled arm64-linux syscall: 161 (sethostname)
368924 WARNING: unhandled arm64-linux syscall: 84 (sync_file_range)
368925 WARNING: unhandled arm64-linux syscall: 130 (tkill)
368926 WARNING: unhandled arm64-linux syscall: 97 (unshare)
369459 valgrind on arm64 violates the ARMv8 spec (ldxr/stxr)
370028 Reduce the number of compiler warnings on MIPS platforms
370635 arm64 missing syscall getcpu
371225 Fix order of timer_{gettime,getoverrun,settime} syscalls on arm64
371227 Clean AArch64 syscall table
371412 Rename wrap_sys_shmat to sys_shmat like other wrappers
371471 Valgrind complains about non legit memory leaks on placement new (C++)
371491 handleAddrOverrides() is [incorrect] when ASO prefix is used
371503 disInstr(arm64): unhandled instruction 0xF89F0000
371869 support '%' in symbol Z-encoding
371916 execution tree xtree concept
372120 c++ demangler demangles symbols which are not c++
372185 Support of valgrind on ARMv8 with 32 bit executable
372188 vex amd64->IR: 0x66 0xF 0x3A 0x62 0x4A 0x10 0x10 0x48 (PCMPxSTRx $0x10)
372195 Power PC, xxsel instruction is not always recognized.
372504 Hanging on exit_group
372600 process loops forever when fatal signals are arriving quickly
372794 LibVEX (arm32 front end): 'Assertion szBlg2 <= 3' failed
373046 Stacks registered by core are never deregistered
373069 memcheck/tests/leak_cpp_interior fails with GCC 5.1+
373086 Implement additional Xen hypercalls
373192 Calling posix_spawn in glibc 2.24 completely broken
373488 Support for fanotify API on ARM64 architecture
== 368864 WARNING: unhandled arm64-linux syscall: 262 (fanotify_init)
373555 Rename BBPTR to GSPTR as it denotes guest state pointer only
373938 const IRExpr arguments for matchIRExpr()
374719 some spelling fixes
374963 increase valgrind's load address to prevent mmap failure
375514 valgrind_get_tls_addr() does not work in case of static TLS
375772 +1 error in get_elf_symbol_info() when computing value of 'hi' address
for ML_(find_rx_mapping)()
375806 Test helgrind/tests/tc22_exit_w_lock fails with glibc 2.24
375839 Temporary storage exhausted, with long sequence of vfmadd231ps insns
== 377159 "vex: the `impossible' happened" still present
== 375150 Assertion 'tres.status == VexTransOK' failed
== 378068 valgrind crashes on AVX2 function in FFmpeg
376142 Segfaults on MIPS Cavium Octeon boards
376279 disInstr(arm64): unhandled instruction 0xD50320FF
376455 Solaris: unhandled syscall lgrpsys(180)
376518 Solaris: unhandled fast trap getlgrp(6)
376611 ppc64 and arm64 don't know about prlimit64 syscall
376729 PPC64, remove R2 from the clobber list
== 371668
376956 syswrap of SNDDRV and DRM_IOCTL_VERSION causing some addresses
to be wrongly marked as addressable
377066 Some Valgrind unit tests fail to compile on Ubuntu 16.10 with
PIE enabled by default
377376 memcheck/tests/linux/getregset fails with glibc2.24
377427 PPC64, lxv instruction failing on odd destination register
377478 PPC64: ISA 3.0 setup fixes
377698 Missing memory check for futex() uaddr arg for FUTEX_WAKE
and FUTEX_WAKE_BITSET, check only 4 args for FUTEX_WAKE_BITSET,
and 2 args for FUTEX_TRYLOCK_PI
377717 Fix massive space leak when reading compressed debuginfo sections
377891 Update Xen 4.6 domctl wrappers
377930 fcntl syscall wrapper is missing flock structure check
378524 libvexmultiarch_test regression on s390x and ppc64
378535 Valgrind reports INTERNAL ERROR in execve syscall wrapper
378673 Update libiberty demangler
378931 Add ISA 3.0B additional isnstructions, add OV32, CA32 setting support
379039 syscall wrapper for prctl(PR_SET_NAME) must not check more than 16 bytes
379094 Valgrind reports INTERNAL ERROR in rt_sigsuspend syscall wrapper
379371 UNKNOWN task message [id 3444, to mach_task_self(), reply 0x603]
(task_register_dyld_image_infos)
379372 UNKNOWN task message [id 3447, to mach_task_self(), reply 0x603]
(task_register_dyld_shared_cache_image_info)
379390 unhandled syscall: mach:70 (host_create_mach_voucher_trap)
379473 MIPS: add support for rdhwr cycle counter register
379504 remove TileGX/Linux port
379525 Support more x86 nop opcodes
379838 disAMode(x86): not an addr!
379703 PC ISA 3.0 fixes: stxvx, stxv, xscmpexpdp instructions
379890 arm: unhandled instruction: 0xEBAD 0x1B05 (sub.w fp, sp, r5, lsl #4)
379895 clock_gettime does not execute POST syscall wrapper
379925 PPC64, mtffs does not set the FPCC and C bits in the FPSCR correctly
379966 WARNING: unhandled amd64-linux syscall: 313 (finit_module)
380200 xtree generated callgrind files refer to files without directory name
380202 Assertion failure for cache line size (cls == 64) on aarch64.
380397 s390x: __GI_strcspn() replacement needed
n-i-bz Fix pub_tool_basics.h build issue with g++ 4.4.7.

(3.13.0.RC1: 2 June 2017, vex r3386, valgrind r16434)
(3.13.0.RC2: 9 June 2017, vex r3389, valgrind r16443)
(3.13.0: 14 June 2017, vex r3396, valgrind r16446)

Bug: N/A
Test: manual
Change-Id: Id4498a49f462c3689cbcb35c15f96a8c7e3cea17
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
a0664b9ca67b594bd6f570a61d3301167a24750c 19-Apr-2017 Elliott Hughes <enh@google.com> Upgrade to valgrind 3.12.0.

Release 3.12.0 (20 October 2016)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

3.12.0 is a feature release with many improvements and the usual
collection of bug fixes.

This release supports X86/Linux, AMD64/Linux, ARM32/Linux,
ARM64/Linux, PPC32/Linux, PPC64BE/Linux, PPC64LE/Linux, S390X/Linux,
MIPS32/Linux, MIPS64/Linux, ARM/Android, ARM64/Android,
MIPS32/Android, X86/Android, X86/Solaris, AMD64/Solaris, X86/MacOSX
10.10 and AMD64/MacOSX 10.10. There is also preliminary support for
X86/MacOSX 10.11/12, AMD64/MacOSX 10.11/12 and TILEGX/Linux.

* ================== PLATFORM CHANGES =================

* POWER: Support for ISA 3.0 has been added

* mips: support for O32 FPXX ABI has been added.
* mips: improved recognition of different processors
* mips: determination of page size now done at run time

* amd64: Partial support for AMD FMA4 instructions.

* arm, arm64: Support for v8 crypto and CRC instructions.

* Improvements and robustification of the Solaris port.

* Preliminary support for MacOS 10.12 (Sierra) has been added.

Whilst 3.12.0 continues to support the 32-bit x86 instruction set, we
would prefer users to migrate to 64-bit x86 (a.k.a amd64 or x86_64)
where possible. Valgrind's support for 32-bit x86 has stagnated in
recent years and has fallen far behind that for 64-bit x86
instructions. By contrast 64-bit x86 is well supported, up to and
including AVX2.

* ==================== TOOL CHANGES ====================

* Memcheck:

- Added meta mempool support for describing a custom allocator which:
- Auto-frees all chunks assuming that destroying a pool destroys all
objects in the pool
- Uses itself to allocate other memory blocks

- New flag --ignore-range-below-sp to ignore memory accesses below
the stack pointer, if you really have to. The related flag
--workaround-gcc296-bugs=yes is now deprecated. Use
--ignore-range-below-sp=1024-1 as a replacement.

* DRD:

- Improved thread startup time significantly on non-Linux platforms.

* DHAT

- Added collection of the metric "tot-blocks-allocd"

* ==================== OTHER CHANGES ====================

* Replacement/wrapping of malloc/new related functions is now done not just
for system libraries by default, but for any globally defined malloc/new
related function (both in shared libraries and statically linked alternative
malloc implementations). The dynamic (runtime) linker is excluded, though.
To only intercept malloc/new related functions in
system libraries use --soname-synonyms=somalloc=nouserintercepts (where
"nouserintercepts" can be any non-existing library name).
This new functionality is not implemented for MacOS X.

* The maximum number of callers in a suppression entry is now equal to
the maximum size for --num-callers (500).
Note that --gen-suppressions=yes|all similarly generates suppressions
containing up to --num-callers frames.

* New and modified GDB server monitor features:

- Valgrind's gdbserver now accepts the command 'catch syscall'.
Note that you must have GDB >= 7.11 to use 'catch syscall' with
gdbserver.

* New option --run-cxx-freeres=<yes|no> can be used to change whether
__gnu_cxx::__freeres() cleanup function is called or not. Default is
'yes'.

* Valgrind is able to read compressed debuginfo sections in two formats:
- zlib ELF gABI format with SHF_COMPRESSED flag (gcc option -gz=zlib)
- zlib GNU format with .zdebug sections (gcc option -gz=zlib-gnu)

* Modest JIT-cost improvements: the cost of instrumenting code blocks
for the most common use case (x86_64-linux, Memcheck) has been
reduced by 10%-15%.

* Improved performance for programs that do a lot of discarding of
instruction address ranges of 8KB or less.

* The C++ symbol demangler has been updated.

* More robustness against invalid syscall parameters on Linux.

* ==================== FIXED BUGS ====================

The following bugs have been fixed or resolved. Note that "n-i-bz"
stands for "not in bugzilla" -- that is, a bug that was reported to us
but never got a bugzilla entry. We encourage you to file bugs in
bugzilla (https://bugs.kde.org/enter_bug.cgi?product=valgrind) rather
than mailing the developers (or mailing lists) directly -- bugs that
are not entered into bugzilla tend to get forgotten about or ignored.

To see details of a given bug, visit
https://bugs.kde.org/show_bug.cgi?id=XXXXXX
where XXXXXX is the bug number as listed below.

191069 Exiting due to signal not reported in XML output
199468 Suppressions: stack size limited to 25
while --num-callers allows more frames
212352 vex amd64 unhandled opc_aux = 0x 2, first_opcode == 0xDC (FCOM)
278744 cvtps2pd with redundant RexW
303877 valgrind doesn't support compressed debuginfo sections.
345307 Warning about "still reachable" memory when using libstdc++ from gcc 5
348345 Assertion fails for negative lineno
351282 V 3.10.1 MIPS softfloat build broken with GCC 4.9.3 / binutils 2.25.1
351692 Dumps created by valgrind are not readable by gdb (mips32 specific)
351804 Crash on generating suppressions for "printf" call on OS X 10.10
352197 mips: mmap2() not wrapped correctly for page size > 4096
353083 arm64 doesn't implement various xattr system calls
353084 arm64 doesn't support sigpending system call
353137 www: update info for Supported Platforms
353138 www: update "The Valgrind Developers" page
353370 don't advertise RDRAND in cpuid for Core-i7-4910-like avx2 machine
== 365325
== 357873
353384 amd64->IR: 0x66 0xF 0x3A 0x62 0xD1 0x62 (pcmpXstrX $0x62)
353398 WARNING: unhandled amd64-solaris syscall: 207
353660 XML in auxwhat tag not escaping reserved symbols properly
353680 s390x: Crash with certain glibc versions due to non-implemented TBEGIN
353727 amd64->IR: 0x66 0xF 0x3A 0x62 0xD1 0x72 (pcmpXstrX $0x72)
353802 ELF debug info reader confused with multiple .rodata sections
353891 Assert 'bad_scanned_addr < VG_ROUNDDN(start+len, sizeof(Addr))' failed
353917 unhandled amd64-solaris syscall fchdir(120)
353920 unhandled amd64-solaris syscall: 170
354274 arm: unhandled instruction: 0xEBAD 0x0AC1 (sub.w sl, sp, r1, lsl #3)
354392 unhandled amd64-solaris syscall: 171
354797 Vbit test does not include Iops for Power 8 instruction support
354883 tst->os_state.pthread - magic_delta assertion failure on OSX 10.11
== 361351
== 362920
== 366222
354933 Fix documentation of --kernel-variant=android-no-hw-tls option
355188 valgrind should intercept all malloc related global functions
355454 do not intercept malloc related symbols from the runtime linker
355455 stderr.exp of test cases wrapmalloc and wrapmallocstatic overconstrained
356044 Dwarf line info reader misinterprets is_stmt register
356112 mips: replace addi with addiu
356393 valgrind (vex) crashes because isZeroU happened
== 363497
== 364497
356676 arm64-linux: unhandled syscalls 125, 126 (sched_get_priority_max/min)
356678 arm64-linux: unhandled syscall 232 (mincore)
356817 valgrind.h triggers compiler errors on MSVC when defining NVALGRIND
356823 Unsupported ARM instruction: stlex
357059 x86/amd64: SSE cvtpi2ps with memory source does transition to MMX state
357338 Unhandled instruction for SHA instructions libcrypto Boring SSL
357673 crash if I try to run valgrind with a binary link with libcurl
357833 Setting RLIMIT_DATA to zero breaks with linux 4.5+
357871 pthread_spin_destroy not properly wrapped
357887 Calls to VG_(fclose) do not close the file descriptor
357932 amd64->IR: accept redundant REX prefixes for {minsd,maxsd} m128, xmm.
358030 support direct socket calls on x86 32bit (new in linux 4.3)
358478 drd/tests/std_thread.cpp doesn't build with GCC6
359133 Assertion 'eltSzB <= ddpa->poolSzB' failed
359181 Buffer Overflow during Demangling
359201 futex syscall "skips" argument 5 if op is FUTEX_WAIT_BITSET
359289 s390x: popcnt (B9E1) not implemented
359472 The Power PC vsubuqm instruction doesn't always give the correct result
359503 Add missing syscalls for aarch64 (arm64)
359645 "You need libc6-dbg" help message could be more helpful
359703 s390: wire up separate socketcalls system calls
359724 getsockname might crash - deref_UInt should call safe_to_deref
359733 amd64 implement ld.so strchr/index override like x86
359767 Valgrind does not support the IBM POWER ISA 3.0 instructions, part 1/5
359829 Power PC test suite none/tests/ppc64/test_isa_2_07.c uses
uninitialized data
359838 arm64: Unhandled instruction 0xD5033F5F (clrex)
359871 Incorrect mask handling in ppoll
359952 Unrecognised PCMPESTRM variants (0x70, 0x19)
360008 Contents of Power vr registers contents is not printed correctly when
the --vgdb-shadow-registers=yes option is used
360035 POWER PC instruction bcdadd and bcdsubtract generate result with
non-zero shadow bits
360378 arm64: Unhandled instruction 0x5E280844 (sha1h s4, s2)
360425 arm64 unsupported instruction ldpsw
== 364435
360519 none/tests/arm64/memory.vgtest might fail with newer gcc
360571 Error about the Android Runtime reading below the stack pointer on ARM
360574 Wrong parameter type for an ashmem ioctl() call on Android and ARM64
360749 kludge for multiple .rodata sections on Solaris no longer needed
360752 raise the number of reserved fds in m_main.c from 10 to 12
361207 Valgrind does not support the IBM POWER ISA 3.0 instructions, part 2/5
361226 s390x: risbgn (EC59) not implemented
361253 [s390x] ex_clone.c:42: undefined reference to `pthread_create'
361354 ppc64[le]: wire up separate socketcalls system calls
361615 Inconsistent termination for multithreaded process terminated by signal
361926 Unhandled Solaris syscall: sysfs(84)
362009 V dumps core on unimplemented functionality before threads are created
362329 Valgrind does not support the IBM POWER ISA 3.0 instructions, part 3/5
362894 missing (broken) support for wbit field on mtfsfi instruction (ppc64)
362935 [AsusWRT] Assertion 'sizeof(TTEntryC) <= 88' failed
362953 Request for an update to the Valgrind Developers page
363680 add renameat2() support
363705 arm64 missing syscall name_to_handle_at and open_by_handle_at
363714 ppc64 missing syscalls sync, waitid and name_to/open_by_handle_at
363858 Valgrind does not support the IBM POWER ISA 3.0 instructions, part 4/5
364058 clarify in manual limitations of array overruns detections
364413 pselect sycallwrapper mishandles NULL sigmask
364728 Power PC, missing support for several HW registers in
get_otrack_shadow_offset_wrk()
364948 Valgrind does not support the IBM POWER ISA 3.0 instructions, part 5/5
365273 Invalid write to stack location reported after signal handler runs
365912 ppc64BE segfault during jm-insns test (RELRO)
366079 FPXX Support for MIPS32 Valgrind
366138 Fix configure errors out when using Xcode 8 (clang 8.0.0)
366344 Multiple unhandled instruction for Aarch64
(0x0EE0E020, 0x1AC15800, 0x4E284801, 0x5E040023, 0x5E056060)
367995 Integration of memcheck with custom memory allocator
368120 x86_linux asm _start functions do not keep 16-byte aligned stack pointer
368412 False positive result for altivec capability check
368416 Add tc06_two_races_xml.exp output for ppc64
368419 Perf Events ioctls not implemented
368461 mmapunmap test fails on ppc64
368823 run_a_thread_NORETURN assembly code typo for VGP_arm64_linux target
369000 AMD64 fma4 instructions unsupported.
369169 ppc64 fails jm_int_isa_2_07 test
369175 jm_vec_isa_2_07 test crashes on ppc64
369209 valgrind loops and eats up all memory if cwd doesn't exist.
369356 pre_mem_read_sockaddr syscall wrapper can crash with bad sockaddr
369359 msghdr_foreachfield can crash when handling bad iovec
369360 Bad sigprocmask old or new sets can crash valgrind
369361 vmsplice syscall wrapper crashes on bad iovec
369362 Bad sigaction arguments crash valgrind
369383 x86 sys_modify_ldt wrapper crashes on bad ptr
369402 Bad set/get_thread_area pointer crashes valgrind
369441 bad lvec argument crashes process_vm_readv/writev syscall wrappers
369446 valgrind crashes on unknown fcntl command
369439 S390x: Unhandled insns RISBLG/RISBHG and LDE/LDER
369468 Remove quadratic metapool algorithm using VG_(HT_remove_at_Iter)
370265 ISA 3.0 HW cap stuff needs updating
371128 BCD add and subtract instructions on Power BE in 32-bit mode do not work
n-i-bz Fix incorrect (or infinite loop) unwind on RHEL7 x86 and amd64
n-i-bz massif --pages-as-heap=yes does not report peak caused by mmap+munmap
n-i-bz false positive leaks due to aspacemgr merging heap & non heap segments
n-i-bz Fix ppoll_alarm exclusion on OS X
n-i-bz Document brk segment limitation, reference manual in limit reached msg.
n-i-bz Fix clobber list in none/tests/amd64/xacq_xrel.c [valgrind r15737]
n-i-bz Bump allowed shift value for "add.w reg, sp, reg, lsl #N" [vex r3206]
n-i-bz amd64: memcheck false positive with shr %edx
n-i-bz arm3: Allow early writeback of SP base register in "strd rD, [sp, #-16]"
n-i-bz ppc: Fix two cases of PPCAvFpOp vs PPCFpOp enum confusion
n-i-bz arm: Fix incorrect register-number constraint check for LDAEX{,B,H,D}
n-i-bz DHAT: added collection of the metric "tot-blocks-allocd"

(3.12.0.RC1: 20 October 2016, vex r3282, valgrind r16094)
(3.12.0.RC2: 20 October 2016, vex r3282, valgrind r16096)
(3.12.0: 21 October 2016, vex r3282, valgrind r16098)

Bug: http://b/37470713
Bug: http://b/29251682
Test: ran runtests-arm(64)?.sh and the bug reporter's specific binary (32- and 64-bit)
Change-Id: I43ccbea946d89fc4ae9f355181ac5061d6ce4453
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
b3a1e4bffbdbbf38304f216af405009868f43628 21-Aug-2015 sewardj <sewardj@a5019735-40e9-0310-863c-91ae7b9d1cf9> Update copyright dates, to include 2015. No functional change.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@15577 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
b26101c4d128f0bfed780434c4e4f8d67f8aeee4 08-Aug-2015 florian <florian@a5019735-40e9-0310-863c-91ae7b9d1cf9> Fix printf format inconsistencies as pointed out by gcc -Wformat-signedness.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@15510 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
ad4e979f408239dabbaae955d8ffcb84a51a5c85 05-Jul-2015 florian <florian@a5019735-40e9-0310-863c-91ae7b9d1cf9> Fix typos in source code. Patch by Dmitriy (olshevskiy87@bk.ru).
Fixes BZ #349874


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@15394 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
9e2645c0b8d76ece8eed2d08d1b7a8021da41252 07-May-2015 tom <tom@a5019735-40e9-0310-863c-91ae7b9d1cf9> Add support for the syncfs system call.

Based on patch from j@eckel.me on BZ#347389.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@15191 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
faaf86055a7af8ff13c591cdf692724aab94c960 18-Apr-2015 florian <florian@a5019735-40e9-0310-863c-91ae7b9d1cf9> Remove a few unneeded header files.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@15111 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
9d7592e571487e08e2166212890e65b87e2905a4 19-Jan-2015 tom <tom@a5019735-40e9-0310-863c-91ae7b9d1cf9> Handle the memfd_create system call.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14875 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
ddd61ff058f02059064e083a8accaefed23d5548 04-Jan-2015 florian <florian@a5019735-40e9-0310-863c-91ae7b9d1cf9> Change most remaining use of Addr64 in coregrind and the tools to Addr.
Tracking VEX r3056.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14846 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
e6366711ec586437958764b451145749c7bcded1 10-Nov-2014 tom <tom@a5019735-40e9-0310-863c-91ae7b9d1cf9> Add support for the getrandom system call. BZ#340788.

Requires r14705 for updated system call lists.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14709 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
38a74d2cc4670e3eb559adff51a376cd6ec98005 30-Aug-2014 philippe <philippe@a5019735-40e9-0310-863c-91ae7b9d1cf9> The semantic of the stack bounds is not consistent or is not described.
At various places, there were either some assumption that the 'end'
boundary (highest address) was either not included, included,
or was the highest addressable word, or the highest addressable byte.
This e.g. was very visible when doing:
./vg-in-place -d -d ./helgrind/tests/tc01_simple_race|&grep regi
giving
--24040:2:stacks register 0xBEDB4000-0xBEDB4FFF as stack 0
--24040:2:stacks register 0x402C000-0x4A2C000 as stack 1
showing that the main stack end was (on x86) not the highest word
but the highest byte, while for the thread 1, the registered end
was a byte not part of the stack.

The attached patch ensures that stack bounds semantic are documented and
consistent. Also, some of the stack handling code is factorised.

The convention that the patch ensures and documents is:
start is the lowest addressable byte, end is the highest addressable byte.
(the words 'min' and 'max' have been kept when already used, as this wording is
consistent with the new semantic of start/end).

In various debug log, used brackets [ and ] to make clear that
both bounds are included.

The code to guess and register the client stack was duplicated
in all the platform specific syswrap-<plat>-<os>.c files.
Code has been factorised in syswrap-generic.c

The patch has been regression tested on
x86, amd64, ppc32/64, s390x.
It has been compiled and one test run on arm64.
Not compiled/not tested on darwin, android, mips32/64, arm


More in details, the patch does the following:

coregrind/pub_core_aspacemgr.h
include/valgrind.h
include/pub_tool_machine.h
coregrind/pub_core_scheduler.h
coregrind/pub_core_stacks.h
- document start/end semantic in various functions
also in pub_tool_machine.h:
- replaces unclear 'bottommost address' by 'lowest address'
(unclear as stack bottom is or at least can be interpreted as
the 'functional' bottom of the stack, which is the highest
address for 'stack growing downwards').
coregrind/pub_core_initimg.h
replace unclear clstack_top by clstack_end
coregrind/m_main.c
updated to clstack_end

coregrind/pub_core_threadstate.h
renamed client_stack_highest_word to client_stack_highest_byte
coregrind/m_scheduler/scheduler.c
computes client_stack_highest_byte as the highest addressable byte
Update comments in call to VG_(show_sched_status)
coregrind/m_machine.c
coregrind/m_stacktrace.c
updated to client_stack_highest_byte, and switched
stack_lowest/highest_word to stack_lowest/highest_byte accordingly

coregrind/m_stacks.c
clarify semantic of start/end,
added a comment to indicate why we invert start/end in register call
(note that the code find_stack_by_addr was already assuming that
end was included as the checks were doing e.g.
sp >= i->start && sp <= i->end

coregrind/pub_core_clientstate.h
coregrind/m_clientstate.c
renames Addr VG_(clstk_base) to Addr VG_(clstk_start_base)
(start to indicate it is the lowest address, base suffix kept
to indicate it is the initial lowest address).

coregrind/m_initimg/initimg-darwin.c
updated to VG_(clstk_start_base)
replace unclear iicii.clstack_top by iicii.clstack_end
updated clstack_max_size computation according to both bounds included.

coregrind/m_initimg/initimg-linux.c
updated to VG_(clstk_start_base)
updated VG_(clstk_end) computation according to both bounds included.
replace unclear iicii.clstack_top by iicii.clstack_end

coregrind/pub_core_aspacemgr.h
extern Addr VG_(am_startup) : clarify semantic of the returned value
coregrind/m_aspacemgr/aspacemgr-linux.c
removed a copy of a comment that was already in pub_core_aspacemgr.h
(avoid double maintenance)
renamed unclear suggested_clstack_top to suggested_clstack_end
(note that here, it looks like suggested_clstack_top was already
the last addressable byte)

* factorisation of the stack guessing and registration causes
mechanical changes in the following files:
coregrind/m_syswrap/syswrap-ppc64-linux.c
coregrind/m_syswrap/syswrap-x86-darwin.c
coregrind/m_syswrap/syswrap-amd64-linux.c
coregrind/m_syswrap/syswrap-arm-linux.c
coregrind/m_syswrap/syswrap-generic.c
coregrind/m_syswrap/syswrap-mips64-linux.c
coregrind/m_syswrap/syswrap-ppc32-linux.c
coregrind/m_syswrap/syswrap-amd64-darwin.c
coregrind/m_syswrap/syswrap-mips32-linux.c
coregrind/m_syswrap/priv_syswrap-generic.h
coregrind/m_syswrap/syswrap-x86-linux.c
coregrind/m_syswrap/syswrap-s390x-linux.c
coregrind/m_syswrap/syswrap-darwin.c
coregrind/m_syswrap/syswrap-arm64-linux.c
Some files to look at more in details:
syswrap-darwin.c : the handling of sysctl(kern.usrstack) looked
buggy to me, and has probably be made correct by the fact that
VG_(clstk_end) is now the last addressable byte. However,unsure
about this, as I could not find any documentation about
sysctl(kern.usrstack). I only find several occurences on the web,
showing that the result of this is page aligned, which I guess
means it must be 1+ the last addressable byte.
syswrap-x86-darwin.c and syswrap-amd64-darwin.c
I suspect the code that was computing client_stack_highest_word
was wrong, and the patch makes it correct.
syswrap-mips64-linux.c
not sure what to do for this code. This is the only code
that was guessing the stack differently from others.
Kept (almost) untouched. To be discussed with mips maintainers.

coregrind/pub_core_libcassert.h
coregrind/m_libcassert.c
* void VG_(show_sched_status):
renamed Bool valgrind_stack_usage to Bool stack_usage
if stack_usage, shows both the valgrind stack usage and
the client stack boundaries
coregrind/m_scheduler/scheduler.c
coregrind/m_gdbserver/server.c
coregrind/m_gdbserver/remote-utils.c
Updated comments in callers to VG_(show_sched_status)



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14392 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
ddc4a18e6aeaf9124b9d86cd515e1093ff00eeed 30-Jan-2014 tom <tom@a5019735-40e9-0310-863c-91ae7b9d1cf9> Add support for the clock_adjtime system call.

Based on a patch from Stefan Sørensen on BZ#330469.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13785 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
4f5be8cb2f8e83559648578e5d2098425a6a3068 30-Jan-2014 tom <tom@a5019735-40e9-0310-863c-91ae7b9d1cf9> Both eventfd and eventfd2 have post handlers that we were failing
to call on most platforms. Fixes BZ #330459.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13784 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
17da3da27c5fe84adb195bf07f204c56dfbd514a 31-Oct-2013 dejanj <dejanj@a5019735-40e9-0310-863c-91ae7b9d1cf9> mips32/64: Fix the problem with cacheflush on mips platforms.

On mips platforms the second cacheflush parameter is the number
of bytes in cache that needs to be flushed. When we are discarding
translation we need to use this number instead of:
((ULong) ARG2) - ((ULong) ARG1) + 1ULL
This patch also include syscall wrapper for __NR_sigaction on mips32.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13707 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
0f157ddb404bcde7815a1c5bf2d7e41c114f3d73 18-Oct-2013 sewardj <sewardj@a5019735-40e9-0310-863c-91ae7b9d1cf9> Update copyright dates (20XY-2012 ==> 20XY-2013)


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13658 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
2aa453ec7715ac67e19e13e4f4880586f00fad2f 01-Oct-2013 dejanj <dejanj@a5019735-40e9-0310-863c-91ae7b9d1cf9> mips32: Fix the align problem with mmap.

Valgrind is doing mmap always with MAP_FIXED. On mips32 we need to check arg4.
If the arg4 is MAP_SHARED we need to align the address to SHMLBA.
If the program tries to do mmap with VKI_FIXED Valgrind doesn't need to align
the address to SHMLBA.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13593 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
a068ff581be0a5212ddc5a7b1f7b6650d99222f5 24-Sep-2013 dejanj <dejanj@a5019735-40e9-0310-863c-91ae7b9d1cf9> mips32: Add two syscall wrappers:
4345 __NR_process_vm_readv
4346 __NR_process_vm_writev
Code style, no functional changes.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13577 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
87557e73e2c0862871b6a4e6c784e2a75aa7870d 16-Sep-2013 dejanj <dejanj@a5019735-40e9-0310-863c-91ae7b9d1cf9> mips32: typo error fix.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13552 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
c91f58449e6fc2a4ce0851639a342c4277612fbb 15-Sep-2013 florian <florian@a5019735-40e9-0310-863c-91ae7b9d1cf9> Fix inclusion of header files in coregrind. No pub_tool_*.h should be
included here.
Added pub_core_poolalloc.h and renamed pub_tool_inner.h to pub_core_inner.h.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13548 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
379817b720dad58e2a0436c774ed48a15fb8fec7 12-Jul-2013 petarj <petarj@a5019735-40e9-0310-863c-91ae7b9d1cf9> mips32: another VG_(am_get_advisory) needs non-single-page-size adjustment

Another mmap issue in which another VG_(am_get_advisory) needs adjustment
wrapper for cases when (VKI_SHMLBA > VKI_PAGE_SIZE) and argument is
VKI_MAP_SHARED.

Fix by DejanJ for Bug #320057.
Issue and the test case by Vasile Floroiu.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13450 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
6b087764e018db13d67e9d896f02dc34df294da4 02-Mar-2013 philippe <philippe@a5019735-40e9-0310-863c-91ae7b9d1cf9> Factorise some code from syswrap-amd64/arm/mips32/mips64-linux.c to syswrap-linux.c

Almost mechanical transformation, removes > 1000 SLOC.

Compiled and regtested on amd64/x86/mips32
Compiled and (somewhat) tested on mips64
Compiled on arm



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13302 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
4df0bfc0614379192c780c944415dc420d9cfe8e 28-Feb-2013 petarj <petarj@a5019735-40e9-0310-863c-91ae7b9d1cf9> mips: adding MIPS64LE support to Valgrind

Necessary changes to Valgrind to support MIPS64LE on Linux.
Minor cleanup/style changes embedded in the patch as well.
The change corresponds to r2687 in VEX.
Patch written by Dejan Jevtic and Petar Jovanovic.

More information about this issue:
https://bugs.kde.org/show_bug.cgi?id=313267


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13292 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
fdd27acff8c73826e198f1464a7d52a40a9915a2 21-Feb-2013 tom <tom@a5019735-40e9-0310-863c-91ae7b9d1cf9> Make msgrcv wrappers on amd64, arm and mips32 look for IPC_NOWAIT in
the flags argument, not the type argument. Fixes #315534.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13289 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
f2a7bbe64a8a2e3bd91c8b9f344d8a343453b52a 04-Nov-2012 philippe <philippe@a5019735-40e9-0310-863c-91ae7b9d1cf9> factorise sys_socketcall
sys_socketcall was duplicated in syswrap-{ppc64|ppc32|arm|mips32|s390x}-linux.c
=>
* Similarly for what was done for sys_ipc, factorise the code in syswrap-linux.c
* re-enabled PRE_MEM_READ for VKI_SYS_SENDMSG and VKI_SYS_RECVMSG
(PRE_MEM_READ calls were commented out around 2003, for what
was supposed a glibc bug.
The PRE_MEM_READ calls were already re-enabled in s390x)
* s390x also had some more checking to verify the addressibility of
the args and fail the syscall with EFAULT if not addressable
=> same checks are now done for all platforms.

(tested on x86/amd64/mips32/s390x/ppc32/ppc64,
compiled for arm-android-emulator)



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13104 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
4eefc8c5ad997e8d925711ebcb07afef2658100d 21-Oct-2012 philippe <philippe@a5019735-40e9-0310-863c-91ae7b9d1cf9> restructure code for future fixing of 123837 (semctl GETVAL false positive)

Regrouped identical code (except for indentation)
from syswrap-ppc64-linux.c, syswrap-ppc32-linux.c,syswrap-mips32-linux.c
syswrap-x86-linux.c, syswrap-s390x-linux.c
into
syswrap-linux.c

(compiled/regtested on x86, amd64, ppc64, mips32, s390x)



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13076 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
896fe20a55c4af690762983c02ac44e2ee8e0c7d 18-Sep-2012 petarj <petarj@a5019735-40e9-0310-863c-91ae7b9d1cf9> Enable wrappers for sys_settimeofday and sys_stime on MIPS.

Enable wrappers for MIPS for the following two system calls:

- sys_settimeofday, and
- sys_stime.

Resolves https://bugs.kde.org/show_bug.cgi?id=306783
Patch contributed bederic M. <dark_footix@yahoo.fr>


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12995 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
5122e77cfbf65b13e2efe0b317ade3761182ba2c 14-Sep-2012 petarj <petarj@a5019735-40e9-0310-863c-91ae7b9d1cf9> Enable pre-wrapper for sys_shutdown for MIPS.

Small change to enable wrapper for sys_shutdown for MIPS.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12970 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
31c7478760c080808cf1aac83f9d16903f21d432 16-Jul-2012 petarj <petarj@a5019735-40e9-0310-863c-91ae7b9d1cf9> Add some missing syscall numbers for MIPS.

The header file has been extended with the missing syscall numbers for MIPS,
and sys_prlimit64 has been enabled. This will make none/tests/rlimit64_nofile
pass.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12752 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
13edb6aceb7326558203f4db6dd26a6e459bf97e 21-Jun-2012 petarj <petarj@a5019735-40e9-0310-863c-91ae7b9d1cf9> Correcting sys_shmdt wrapper for MIPS Linux.

This patch fixes incorrect handling of sys_shmdt for MIPS. Linux wrappers have
been added for sys_sigprocmask, sys_timerfd_create, sys_timerfd_gettime, and
sys_timerfd_settime on MIPS.
The bug has been reported at https://bugs.kde.org/show_bug.cgi?id=270777 as
sh_mat issue, and it can be reproduced with shmat-sample.c from
https://bugs.kde.org/show_bug.cgi?id=222545.
The change also fixes sigprocmask from memcheck tests.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12658 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
335d3c938544d13fbe935bb15d5c58b8915b7567 19-Jun-2012 petarj <petarj@a5019735-40e9-0310-863c-91ae7b9d1cf9> Adding MIPS-specific wrapper for syscall pipe.

Syscall pipe returns two descriptors in two registers, and thus a generic
Linux wrapper is not sufficient. This fixes none/tests/fdleak_pipe.
MIPS port is currently tracked as bug #270777.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12655 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c
c68994d397794fa5877315710d41c14d3ef57c5a 07-Jun-2012 sewardj <sewardj@a5019735-40e9-0310-863c-91ae7b9d1cf9> Merge in a port for mips32-linux, by Petar Jovanovic and Dejan Jevtic,
mips-valgrind@rt-rk.com, Bug 270777.

Valgrind: new non-test files for mips32-linux.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12617 a5019735-40e9-0310-863c-91ae7b9d1cf9
/external/valgrind/coregrind/m_syswrap/syswrap-mips32-linux.c