Michael Berg
d49d1ea740
8134802: LCM register pressure scheduling
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Calculate register pressure in a block to help instructions scheduling.
Reviewed-by: kvn, dlong
2015-09-16 13:16:17 -07:00
Michael Berg
d67924dc8e
8132160: support for AVX 512 call frames and stack management
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Simplify save/restore frame on x86 systems which support EVEX.
Reviewed-by: kvn, iveresov
2015-09-11 17:02:44 -07:00
Michael Berg
e75f5a5cde
8135028: support for vectorizing double precision sqrt
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Reviewed-by: kvn, twisti
2015-09-09 10:34:17 -07:00
Tobias Hartmann
e834a48100
8130309: Need to bailout cleanly if creation of stubs fails when codecache is out of space
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Check for failed expansion of stub section in code buffer and bailout.
Reviewed-by: kvn, adinn, dlong, roland, twisti
2015-07-29 08:05:21 +02:00
Michael Berg
2ef39760e6
8081247: AVX 512 extended support
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Add more support for EVEX encoding
Reviewed-by: kvn, neliasso
2015-06-23 12:45:08 -07:00
Michael C Berg
4fca8dbb1f
8076276: Add support for AVX512
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Reviewed-by: kvn, roland
2015-05-08 11:49:20 -07:00
Zoltan Majo
a452b030ce
8068945: Use RBP register as proper frame pointer in JIT compiled code on x86
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Introduce the PreserveFramePointer flag to control if RBP is used as the frame pointer or as a general purpose register.
Reviewed-by: kvn, roland, dlong, enevill, shade
2015-04-27 10:49:43 +02:00
Michael C Berg
9e55e44c85
8074981: Integer/FP scalar reduction optimization
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Add scalar reduction optimization to C2 to take advantage of vector instructions in modern x86 CPUs.
Reviewed-by: kvn, twisti
2015-04-01 18:07:50 -07:00
Goetz Lindenmaier
25f33c005d
8049325: Introduce and clean up umbrella headers for the files in the cpu subdirectories
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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
Lutz Schmidt
ac75d4fc2f
8037821: Account for trampoline stubs when estimating code buffer sizes
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Take into account space needed for "trampoline code" used by calls on PPC64.
Reviewed-by: kvn
2014-03-25 12:54:21 -07:00
Shrinivas Joshi
d4c9d3889b
8002074: Support for AES on SPARC
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Add intrinsics/stub routines support for single-block and multi-block (as used by Cipher Block Chaining mode) AES encryption and decryption operations on the SPARC platform.
Reviewed-by: kvn, roland
2014-01-14 17:46:48 -08:00
Vladimir Kozlov
a9c2b6a900
8001183: incorrect results of char vectors right shift operaiton
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Do vector right shift operation for small int types only after loads
Reviewed-by: jrose, dlong
2012-10-23 13:06:37 -07:00
Vladimir Kozlov
e8332c76e9
7201026: add vector for shift count
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Add generation of vectors for scalar shift count.
Reviewed-by: roland, twisti, dlong
2012-10-02 12:25:13 -07:00
Roland Westrelin
302540691b
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
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Use shorter instruction sequences for atomic add and atomic exchange when possible.
Reviewed-by: kvn, jrose
2012-09-20 16:49:17 +02:00
Vladimir Kozlov
811c047ec1
7196199: java/text/Bidi/Bug6665028.java failed: Bidi run count incorrect
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Save whole XMM/YMM registers in safepoint interrupt handler.
Reviewed-by: roland, twisti
2012-09-17 19:39:07 -07:00
Jon Masamitsu
5c58d27aac
6964458: Reimplement class meta-data storage to use native memory
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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
Vladimir Kozlov
e3c3c8527e
6340864: Implement vectorization optimizations in hotspot-server
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Added asm encoding and mach nodes for vector arithmetic instructions on x86.
Reviewed-by: roland
2012-08-20 09:07:21 -07:00
Vladimir Kozlov
15f4203b0f
7181494: cleanup avx and vectors code
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Renamed mach nodes which use scalar AVX instructions, added integer vectors shuffling instructions
Reviewed-by: twisti
2012-07-16 17:10:22 -07:00
Vladimir Kozlov
b5b10846c2
7177923: SIGBUS on sparc in compiled code for java.util.Calendar.clear()
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Disable vectorization of a memory access with more elements per vector than one which is used for alignment on sparc
Reviewed-by: twisti
2012-06-19 15:12:56 -07:00
Vladimir Kozlov
d1191bb4f4
7119644: Increase superword's vector size up to 256 bits
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Increase vector size up to 256-bits for YMM AVX registers on x86.
Reviewed-by: never, twisti, roland
2012-06-15 01:25:19 -07:00
Vladimir Kozlov
867f3ba889
7145346: VerifyStackAtCalls is broken
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Replace call_epilog() encoding with macroassembler use. Moved duplicated code to x86.ad. Fixed return_addr() definition.
Reviewed-by: never
2012-02-16 17:12:49 -08:00
Vladimir Kozlov
dc542c9909
7121648: Use 3-operands SIMD instructions on x86 with AVX
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Use 3-operands SIMD instructions in C2 generated code for machines with AVX.
Reviewed-by: never
2011-12-20 00:55:02 -08:00