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rednaxelafx
/ .hotspot_compiler
Created
March 6, 2012 13:18
Example (XS) of adding an intrinsic method to HotSpot C2. Patch against HS20-b12
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| exclude Main main | |
| dontinline Main doTest | |
| compileonly Main doTest | |
| compileonly FxIntrinsics * |
BenjaminPoulain
/ gist:2306122
Created
April 4, 2012 22:24
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| diff --git a/Source/JavaScriptCore/runtime/ArrayPrototype.cpp b/Source/JavaScriptCore/runtime/ArrayPrototype.cpp | |
| index 818895c..4b1278a 100644 | |
| --- a/Source/JavaScriptCore/runtime/ArrayPrototype.cpp | |
| +++ b/Source/JavaScriptCore/runtime/ArrayPrototype.cpp | |
| @@ -383,7 +383,7 @@ EncodedJSValue JSC_HOST_CALL arrayProtoFuncJoin(ExecState* exec) | |
| UString separator; | |
| if (!exec->argument(0).isUndefined()) | |
| - separator = exec->argument(0).toString(exec)->value(exec); | |
| + separator = fastJSValuetoUString(exec->argument(0), exec); |
rednaxelafx
/ StackOverflowCrashDemo.h
Created
May 2, 2012 06:27
demo of a Java-level stack overflow causing a native crash
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| /* DO NOT EDIT THIS FILE - it is machine generated */ | |
| #include <jni.h> | |
| /* Header for class StackOverflowCrashDemo */ | |
| #ifndef _Included_StackOverflowCrashDemo | |
| #define _Included_StackOverflowCrashDemo | |
| #ifdef __cplusplus | |
| extern "C" { | |
| #endif | |
| /* |
rednaxelafx
/ java_error_28522.short.extra.log
Created
May 3, 2012 09:05
A HotSpot crash log example of a crash caused by a bug in the C2 compiler (7070134)
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| # | |
| # A fatal error has been detected by the Java Runtime Environment: | |
| # | |
| # SIGSEGV (0xb) at pc=0x00002aaf0d11c031, pid=28522, tid=1104951616 | |
| # | |
| # JRE version: 6.0_23-b05 | |
| # Java VM: Java HotSpot(TM) 64-Bit Server VM (19.0-b09 mixed mode linux-amd64 compressed oops) | |
| # Problematic frame: | |
| # V [libjvm.so+0x593031] | |
| # |
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