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Type: Bug
Resolution: Fixed
Priority: P3
Fix Version/s: hs10
Affects Version/s: 7
Component/s: hotspot
Labels:
- performance

Subcomponent:
compiler
Resolved In Build:
b13
CPU:

generic
OS:

generic

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-2176911	7	John Rose	P3	Closed	Fixed	b13
JDK-2171925	6u4	John Rose	P3	Resolved	Fixed	b03

The following functions should be intrinsics, because they can be optimized, their native performance is poor, and they are important either to known benchmarks or common uses of reflection.

Class.getComponentType, getSuperclass, isArray, isInterface, isPrimitive
Object.clone
Unsafe.copyMemory
Arrays.copyOf, copyOfRange
Array.getLength, newArray

backported by

JDK-2171925 server compiler should support certain reflective and data motion intrinsics

Resolved

JDK-2176911 server compiler should support certain reflective and data motion intrinsics

Closed

relates to

JDK-6569243 Crash in javac while building JDK7, after sync with 7.0-b14

Closed

JDK-6614036 REGRESSION: Java server x86 VM intermittently crash with SIGSEGV (0xb)

Resolved

JDK-6428387 array clone() much slower than Arrays.copyOf

Resolved

JDK-4463011 (bf) View-buffer bulk get/put operations are slow

Resolved

JDK-6565543 Unsafe.java changes corresponding to 6525802

Resolved

(2 relates to)

Assignee:: John Rose

Reporter:: John Rose

Votes:: 0 Vote for this issue

Watchers:: 2 Start watching this issue

Created:: 2007-02-15 18:25

Updated:: 2013-11-01 15:14

Resolved:: 2007-05-24 15:57

Imported:: 17/Sep/12 12:28 AM

Indexed:: 19/Jul/12 5:55 PM

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