58 Commits

Author SHA1 Message Date
Goetz Lindenmaier
b5bca5cc1b 8139864: Improve handling of stack protection zones
Reviewed-by: stuefe, coleenp, fparain
2015-12-20 10:37:23 -05:00
Thomas Stuefe
0eda47f124 8145114: const-correctness for ucontext_t* reading functions
Reviewed-by: dholmes, coleenp
2015-12-14 02:29:11 -05:00
Mikael Vidstedt
c9fc986a36 8144881: Various fixes to linux/sparc
Fixed sigflags printing, format specfiers, codeCache includes and some function returns

Reviewed-by: dsamersoff, simonis
2015-12-08 11:36:16 -08:00
David Holmes
6e0ea9d21c 8132510: Replace ThreadLocalStorage with compiler/language-based thread-local variables
Used compiled-based TLS when available. Additional contributions by Thomas Stufe (AIX) and Andrew Haley (Aarch64)

Reviewed-by: stuefe, bdelsart, dcubed
2015-12-04 04:06:37 -05:00
Christian Thalinger
6896030b96 8140424: don't prefix developer and notproduct flag variables with CONST_ in product builds
Reviewed-by: goetz, stefank
2015-11-11 16:32:17 -10:00
David Lindholm
1e71f67736 8080775: Better argument formatting for assert() and friends
Reviewed-by: kbarrett, pliden
2015-09-29 11:02:08 +02:00
Gerald Thornbrugh
72c1fe89b2 8134161: JVM is creating too many GC helper threads on T7/M7 linux/sparc platform
Recognize the T7/M7 platform.

Reviewed-by: dcubed, kvn, jmasa
2015-09-01 14:01:18 -07:00
David Holmes
8dfd822c41 8080298: Clean up os::...::supports_variable_stack_size()
Reviewed-by: kbarrett, simonis, stuefe, coleenp
2015-08-03 16:54:08 -04:00
Jesper Wilhelmsson
5f5b27baba Merge 2015-03-23 22:08:14 +01:00
Thomas Stufe
33690bd090 8074552: SafeFetch32 and SafeFetchN do not work in error handling
Reviewed-by: dholmes, goetz
2015-03-12 19:34:50 -04:00
Erik Osterlund
c2a4574760 7143664: Clean up OrderAccess implementations and usage
Clarify and correct the abstract model for memory barriers provided by the orderAccess class. Refactor the implementations using template specialization to allow the bulk of the code to be shared, with platform specific customizations applied as needed.

Reviewed-by: acorn, dcubed, dholmes, dlong, goetz, kbarrett, sgehwolf
2015-03-03 19:20:26 -05:00
Jesper Wilhelmsson
c1bc0a31b2 8074459: Flags handling memory sizes should be of type size_t
Changed the type to size_t for flags that handles memory sizes

Reviewed-by: kbarrett, tschatzl
2015-03-03 18:01:27 +01:00
Stefan Johansson
2aea48249d 8062672: JVM crashes during GC on various asserts which checks that HeapWord ptr is an oop
Crashes were caused by not disabling UseMemSetInBOT as should be done on sparc. Added support for picking up blkinit as a platform feature if available on Linux sparc. This is needed to avoid enabling UseMemSetInBOT when running on this platform.

Reviewed-by: jwilhelm, brutisso
2014-12-11 09:56:57 +01:00
Aleksey Shipilev
13329b5040 8050147: StoreLoad barrier interferes with stack usages
Reviewed-by: jrose, kvn, drchase
2014-09-04 13:11:25 +04:00
Zhengyu Gu
5b85e36189 Merge 2014-07-21 09:48:38 -04:00
Zhengyu Gu
944d684ea8 8050167: linux-sparcv9: hs_err file does not show any stack information
Fixed creation of starting stack frame for stack walking in error handler

Reviewed-by: coleenp, mikael
2014-07-21 06:00:44 -07:00
Zhengyu Gu
039e3d7ccc 8050165: linux-sparcv9: NMT detail causes assert((intptr_t*)younger_sp[FP->sp_offset_in_saved_window()] == (intptr_t*)((intptr_t)sp - STACK_BIAS)) failed: younger_sp must be valid
Fixed native memory tracking stack walking

Reviewed-by: coleenp, mikael
2014-07-18 11:14:20 -07:00
Goetz Lindenmaier
25f33c005d 8049325: Introduce and clean up umbrella headers for the files in the cpu subdirectories
Introduce and clean up umbrella headers for the files in the cpu subdirectories.

Reviewed-by: lfoltan, coleenp, dholmes
2014-07-04 11:46:01 +02:00
Mikael Vidstedt
da1c36533e 8046769: Set T family feature bit on Niagara systems
Reviewed-by: kvn, iveresov
2014-06-16 16:27:41 -07:00
Mikael Vidstedt
fc984ddd84 8044071: Print format/argument warnings
Reviewed-by: drchase, dholmes, lfoltan, twisti
2014-05-29 16:01:13 -07:00
Mikael Vidstedt
c781bb874f 8042059: Various fixes to linux/sparc
Reviewed-by: twisti, kvn
2014-04-29 22:05:10 -07:00
Mikael Vidstedt
a0da47fd66 8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
Copyright year updated for files modified during 2013

Reviewed-by: twisti, iveresov
2013-12-24 11:48:39 -08:00
Daniel D. Daugherty
c2c0ba529a Merge 2013-07-18 12:35:55 -07:00
Rickard Bäckman
2d77390705 8020701: Avoid crashes in WatcherThread
Reviewed-by: acorn, dcubed, dsimms
2013-07-17 13:48:15 +02:00
Goetz Lindenmaier
ef69ce852c 8016697: Use stubs to implement safefetch
Implement Safefetch as stub routines. This reduces compiler and os dependencies.

Reviewed-by: twisti, kvn
2013-06-20 15:02:05 +02:00
Morris Meyer
5b2339a7a2 8008407: remove SPARC V8 support
Removed most of the SPARC V8 instructions

Reviewed-by: kvn, twisti
2013-06-07 16:46:37 -07:00
Calvin Cheung
0f7adcc3d9 8011661: Insufficient memory message says "malloc" when sometimes it should say "mmap"
Reviewed-by: coleenp, zgu, hseigel
2013-04-30 11:56:52 -07:00
Coleen Phillimore
e21f2d67e1 8008217: CDS: Class data sharing limits the malloc heap on Solaris
In 64bit VM move CDS archive address to 32G on all platforms using new flag SharedBaseAddress.  In 32bit VM set CDS archive address to 3Gb on Linux and let other OSs pick the address.

Reviewed-by: kvn, dcubed, zgu, hseigel
2013-03-20 08:04:54 -04:00
Ioi Lam
5116181e1f 7107135: Stack guard pages are no more protected after loading a shared library with executable stack
Detect the execstack attribute of the loaded library and attempt to fix the stack guard using Safepoint op.

Reviewed-by: dholmes, zgu
2013-03-05 13:55:56 -08:00
Volker Simonis
76fa595599 8008959: Fix non-PCH build on Linux, Windows and MacOS X
Fix the build without precompiled headers by either including the missing ".inline.hpp" files into the appropriate files or by turning inline-functions declared in header files into ordinary functions in ".cpp" files.

Reviewed-by: coleenp, stefank, dholmes
2013-02-27 09:40:30 +01:00
Mikael Vidstedt
e7e6443c6d 8004747: Remove last_entry from VM_STRUCT macros
Instead of passing in last_entry to all the VM_ macros just expand it in the main vmStructs.cpp file.

Reviewed-by: dholmes, sspitsyn, minqi
2013-01-10 17:06:26 -08:00
Roland Westrelin
d8921b191a Merge 2012-12-07 01:09:03 -08:00
Christian Thalinger
34733bb83c 8003250: SPARC: move MacroAssembler into separate file
Reviewed-by: jrose, kvn
2012-12-06 09:57:41 -08:00
Stefan Karlsson
57204d9f34 8003935: Simplify the needed includes for using Thread::current()
Reviewed-by: dholmes, rbackman, coleenp
2012-11-27 14:20:21 +01:00
Harold Seigel
fc938fcbd9 7188234: Deprecate VM command line options
Remove support for the UseVectoredExceptions flag

Reviewed-by: jcoomes, kamg
2012-10-25 16:33:15 -04:00
Mikael Vidstedt
769dd50182 7197424: update copyright year to match last edit in jdk8 hotspot repository
Update copyright year to 2012 for relevant files

Reviewed-by: dholmes, coleenp
2012-10-09 10:09:34 -07:00
Nils Eliasson
e228ec4078 8000102: Resolve include conflicts
Removing include of c1/c1_runtime.hpp and opto/runtime.hpp from all os-files.

Reviewed-by: kvn
2012-10-04 06:31:07 -07:00
Zhengyu Gu
afd497eecc 7190089: NMT ON: NMT failed assertion on thread's stack base address
Solaris only, record stack info to NMT after stack size adjustment was made for primordial threads

Reviewed-by: kvn, acorn, coleenp
2012-09-17 10:20:04 -04:00
Jon Masamitsu
5c58d27aac 6964458: Reimplement class meta-data storage to use native memory
Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes

Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
2012-09-01 13:25:18 -04:00
Rickard Bäckman
be3945d9ff 7161732: Improve handling of thread_id in OSThread
Reviewed-by: dholmes, kamg
2012-05-22 10:11:53 +02:00
Roland Westrelin
4012f6cd34 7147740: add assertions to check stack alignment on VM entry from generated code (x64)
Check stack alignment on VM entry on x64.

Reviewed-by: kvn, never
2012-02-27 09:17:44 +01:00
Erik Trimble
c9e484d473 7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass
Update the copyright to be 2010 on all changed files in OpenJDK

Reviewed-by: ohair
2011-04-05 14:12:31 -07:00
Coleen Phillimore
cba53708ec 6588413: Use -fvisibility=hidden for gcc compiles
Add option for gcc 4 and above, define JNIEXPORT and JNIIMPORT to visibility=default, add for jio_snprintf and others since -fvisibility=hidden overrides --version-script definitions.

Reviewed-by: kamg, never
2011-02-01 11:23:19 -05:00
Vladimir Kozlov
afbf71368c 7009756: volatile variables could be broken throw reflection API
Use Atomic::load() and Atomic::store() to access a volatile long.

Reviewed-by: iveresov, jrose, dholmes, never
2011-01-07 10:16:57 -08:00
Ivan P Krylov
9802f91e66 6348631: remove the use of the HPI library from Hotspot
Move functions from hpi library to hotspot, communicate with licensees and open source community, check jdk for dependency, file CCC request

Reviewed-by: coleenp, acorn, dsamersoff
2010-12-01 18:26:32 -05:00
Stefan Karlsson
8006fe8f75 6989984: Use standard include model for Hospot
Replaced MakeDeps and the includeDB files with more standardized solutions.

Reviewed-by: coleenp, kvn, kamg
2010-11-23 13:22:55 -08:00
Tom Rodriguez
1571a4a56f 6970683: improvements to hs_err output
Reviewed-by: kvn, jrose, dholmes, coleenp
2010-10-21 11:55:10 -07:00
John Cuthbertson
becf7cffb3 Merge 2010-08-14 00:47:52 -07:00
Y. Srinivas Ramakrishna
7ee29eeb6a 6973570: OrderAccess::storestore() scales poorly on multi-socket x64 and sparc: cache-line ping-ponging
Volatile store to static variable removed in favour of a volatile store to stack to avoid excessive cache coherency traffic; verified that the volatile store is not elided by any of our current compilers.

Reviewed-by: dholmes, dice, jcoomes, kvn
2010-08-10 14:53:35 -07:00
Bob Vandette
b95c7e9523 6953477: Increase portability and flexibility of building Hotspot
A collection of portability improvements including shared code support for PPC, ARM platforms, software floating point, cross compilation support and improvements in error crash detail.

Reviewed-by: phh, never, coleenp, dholmes
2010-08-03 08:13:38 -04:00