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425 Commits

Author SHA1 Message Date
John R Rose
d6a9b93b5a Merge 2010-06-02 22:45:42 -07:00
Vladimir Kozlov
a3005a16fc 6954029: Improve implicit null check generation with compressed oops 
Hoist DecodeN instruction above null check

Reviewed-by: never, twisti
 2010-06-02 09:49:32 -07:00
Igor Veresov
4da8658b14 6955349: C1: Make G1 barriers work with x64 
This fixes G1 barriers in c1 on x64.

Reviewed-by: never
 2010-05-27 22:01:55 -07:00
Erik Trimble
ba7c173659 6941466: Oracle rebranding changes for Hotspot repositories 
Change all the Sun copyrights to Oracle copyright

Reviewed-by: ohair
 2010-05-27 19:08:38 -07:00
Vladimir Kozlov
cc18a50e59 6916623: Align object to 16 bytes to use Compressed Oops with java heap up to 64Gb 
Added new product ObjectAlignmentInBytes flag to control object alignment.

Reviewed-by: twisti, ysr, iveresov
 2010-05-27 18:01:56 -07:00
Christian Thalinger
7a9f2e7625 6934104: JSR 292 needs to support SPARC C2 
C2 for SPARC needs to support JSR 292.

Reviewed-by: kvn, never
 2010-05-25 02:38:48 -07:00
John R Rose
581521ba96 6939207: refactor constant pool index processing 
Factored cleanup of instruction decode which prepares for enhanced ldc semantics.

Reviewed-by: twisti
 2010-05-23 01:38:26 -07:00
Christian Thalinger
2e24ba80e9 6930772: JSR 292 needs to support SPARC C1 
C1 for SPARC needs to support JSR 292.

Reviewed-by: never, jrose
 2010-05-21 02:59:24 -07:00
John R Rose
71599d89d4 Merge 2010-05-11 15:19:19 -07:00
Antonios Printezis
cc872846f5 Merge 2010-05-03 16:31:07 -04:00
John R Rose
4eb75c2df3 6939134: JSR 292 adjustments to method handle invocation 
Split MethodHandle.invoke into invokeExact and invokeGeneric; also clean up JVM-to-Java interfaces

Reviewed-by: twisti
 2010-05-01 02:42:18 -07:00
Christian Thalinger
0211f9703a 6943304: remove tagged stack interpreter 
Reviewed-by: coleenp, never, gbenson
 2010-04-30 08:37:24 -07:00
Christian Thalinger
6d2a896bcd 6829193: JSR 292 needs to support SPARC 
There are unimplemented portions of the hotspot code for method handles and invokedynamic specific to SPARC.

Reviewed-by: kvn, never, jrose
 2010-04-29 06:30:25 -07:00
Igor Veresov
cb911cf098 6946892: c1 shouldn't sign-extend to upper 32bits on x64 
C1 does sign-extension when it loads ints and shorts from memory to 64-bit registers. This causes problems for c2 because it relies on the fact the int passed in a 64-bit register is zero-extended.

Reviewed-by: never
 2010-04-27 11:19:12 -07:00
Hiroshi Yamauchi
cd48f31efe 6946040: add intrinsic for short and char reverseBytes 
Reviewed-by: never, twisti
 2010-04-26 11:27:21 -07:00
Tom Rodriguez
98ee92e724 6939930: exception unwind changes in 6919934 hurts compilation speed 
Reviewed-by: twisti
 2010-04-15 18:14:49 -07:00
Igor Veresov
fc76d07b40 6942223: c1 64 bit fixes 
This fixes lir_cmp_l2i on x64 and sparc 64bit, and the debug info generation.

Reviewed-by: never
 2010-04-08 12:13:07 -07:00
Christian Thalinger
4d0664b427 6941529: SharedRuntime::raw_exception_handler_for_return_address must reset thread MethodHandle flag 
During testing a bug was hit when an exception returned to the interpreter and the SP was wrong.

Reviewed-by: kvn, never
 2010-04-08 10:55:40 +02:00
Vladimir Kozlov
5f8098a402 6940701: Don't align loops in stubs for Niagara sparc 
Don't align loops in stubs for Niagara sparc since NOPs are expensive.

Reviewed-by: twisti, never
 2010-04-07 09:37:47 -07:00
Karen Kinnear
7aaaad73cf Merge 2010-03-26 11:10:26 -04:00
Christian Thalinger
1270c6c005 6932091: JSR 292 x86 code cleanup 
Some code cleanups found during the JSR 292 SPARC port.

Reviewed-by: kvn, never
 2010-03-18 09:56:51 +01:00
Vladimir Kozlov
72a7a6ffcf 6935535: String.indexOf() returns incorrect result on x86 with SSE4.2 
Added missing counter decrement when substring search restarted.

Reviewed-by: twisti
 2010-03-17 10:47:03 -07:00
Christian Thalinger
ebc298d208 6934966: JSR 292 add C1 logic for saved SP over MethodHandle calls 
The logic for x86 C1 to save the SP over MH calls is pretty straight forward but SPARC handles that differently.

Reviewed-by: never, jrose
 2010-03-17 10:22:41 +01:00
Christian Thalinger
82e9e2b4af 6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob 
Passing a null pointer to an InvokeDynamic function call should lead to a NullPointerException.

Reviewed-by: kvn, never
 2010-03-16 11:52:17 +01:00
Roland Westrelin
7dcf59914e 6932496: c1: deoptimization of jsr subroutine fails on sparcv9 
Store jsr ret bci as intptr constant in c1 debug info

Reviewed-by: never
 2010-03-05 13:58:34 +01:00
Christian Thalinger
ffec4c00c4 6919934: JSR 292 needs to support x86 C1 
This implements JSR 292 support for C1 x86.

Reviewed-by: never, jrose, kvn
 2010-03-09 20:16:19 +01:00
Christian Thalinger
94a808f51d 6932536: JSR 292 modified JDK MethodHandlesTest fails on x86_64 
A modified MethodHandlesTest revealed two bugs on x86_64.

Reviewed-by: never, jrose
 2010-03-08 04:46:30 -08:00
Christian Thalinger
d1a6f819e6 6928839: JSR 292 typo in x86 _adapter_check_cast 
There is a small typo in methodHandles_x86.cpp.

Reviewed-by: kvn
 2010-02-23 17:46:29 +01:00
Vladimir Kozlov
fa2d360cd5 6910664: C2: java/util/Arrays/Sorting.java fails with DeoptimizeALot flag 
Matcher::float_in_double should be true only when FPU is used for floats.

Reviewed-by: never, twisti
 2010-02-19 10:04:16 -08:00
Vladimir Kozlov
9110d86267 Merge 2010-02-12 15:27:36 -08:00
Vladimir Kozlov
d4437819bd 6925249: assert(last_sp < (intptr_t*) interpreter_frame_monitor_begin(),"bad tos") 
Fix assert since top deoptimized frame has last_sp == interpreter_frame_monitor_begin if there are no expressions.

Reviewed-by: twisti
 2010-02-12 08:54:13 -08:00
Neo Jia
7d7887d46c 6587322: dtrace probe object__alloc doesn't fire in some situations on amd64 
Fix misplaced probe point

Reviewed-by: rasbold, phh
 2010-02-08 13:49:03 -05:00
Vladimir Kozlov
2fd8d35905 6923002: assert(false,"this call site should not be polymorphic") 
Clear the total count when a receiver information is cleared.

Reviewed-by: never, jrose
 2010-02-07 12:15:06 -08:00
Andrei Pangin
134e70e53b Merge 2010-02-04 15:50:59 -08:00
Christian Thalinger
82ce2c602b Merge 2010-02-04 03:34:05 -08:00
Hiroshi Yamauchi
688398edef 6921969: optimize 64 long multiply for case with high bits zero 
Reviewed-by: never, twisti, kvn, rasbold
 2010-02-03 15:56:37 -08:00
Vladimir Kozlov
0c27c5537e 6614597: Performance variability in jvm2008 xml.validation 
Fix incorrect marking of methods as not compilable.

Reviewed-by: never
 2010-02-01 16:49:49 -08:00
Tom Deneau
f23b68b367 6902182: 4/4 Starting with jdwp agent should not incur performance penalty 
Rename can_post_exceptions support to can_post_on_exceptions. Add support for should_post_on_exceptions flag to permit per JavaThread optimizations.

Reviewed-by: never, kvn, dcubed
 2010-02-01 17:35:05 -07:00
Christian Thalinger
918c7a2e33 6921352: JSR 292 needs its own deopt handler 
We need to introduce a new MH deopt handler so we can easily determine if the deopt happened at a MH call site or not.

Reviewed-by: never, jrose
 2010-02-01 19:29:46 +01:00
Christian Thalinger
9aa675b7e6 6921339: backout 6917766 
Reviewed-by: mr
 2010-01-29 08:33:24 -08:00
Christian Thalinger
fbc43afae6 6917766: JSR 292 needs its own deopt handler 
We need to introduce a new MH deopt handler so we can easily determine if the deopt happened at a MH call site or not.

Reviewed-by: never, jrose
 2010-01-29 12:13:05 +01:00
Y. Srinivas Ramakrishna
679f958f72 Merge 2010-01-27 22:38:37 -08:00
Andrey Petrusenko
35324b7e7d 6918006: G1: spill space must be reserved on the stack for barrier calls on Windows x64 
Stub code generated to call G1 barriers does not allocate spill space on the stack as required by Windows x64 ABI. The fix is to use more ABI-friendly call_VM_leaf().

Reviewed-by: iveresov, never, kvn
 2010-01-21 18:51:10 -08:00
Tom Rodriguez
bac125984c 6911204: generated adapters with large signatures can fill up the code cache 
Reviewed-by: kvn, jrose
 2010-01-20 22:10:33 -08:00
Tom Rodriguez
72d0f638c7 6849984: Value methods for platform dependent math functions constant fold incorrectly 
Reviewed-by: kvn, twisti
 2010-01-15 11:53:33 -08:00
Christian Thalinger
375527d84e 6829187: compiler optimizations required for JSR 292 
C2 implementation for invokedynamic support.

Reviewed-by: kvn, never
 2010-01-05 13:05:58 +01:00
Christian Thalinger
caf28727eb 6893081: method handle & invokedynamic code needs additional cleanup (post 6815692, 6858164) 
During the work for 6829187 we have fixed a number of basic bugs which are logically grouped with 6815692 and 6858164 but which must be reviewed and pushed separately.

Reviewed-by: kvn, never
 2010-01-04 18:38:08 +01:00
Christian Thalinger
3a896a1408 6894206: JVM needs a way to traverse method handle structures 
We need a way to walk chained method handles in the JVM to call the right methods and to generate required bytecode adapters for the compilers.

Reviewed-by: kvn
 2010-01-04 15:52:40 +01:00
Christian Wimmer
9b131fbbb8 6986046: C1 valuestack cleanup 
Fixes an historical oddity in C1 with inlining where all of the expression stacks are kept in the topmost ValueStack instead of being in their respective ValueStacks.

Reviewed-by: never
 2009-12-29 19:08:54 +01:00
Christian Thalinger
fae9c37803 6829192: JSR 292 needs to support 64-bit x86 
Changes for method handles and invokedynamic

Reviewed-by: kvn
 2009-12-16 12:48:04 +01:00