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7125934: Add a fast unordered timestamp capability to Hotspot on x86/x64

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Add rdtsc detection and inline generation.

Reviewed-by: kamg, dholmes
This commit is contained in:
Karen Kinnear 2012-01-01 11:17:59 -05:00 • committed by Paul Hohensee
parent 2b6f4a741d
commit c323bcdca8
16 changed files with 366 additions and 46 deletions
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19
hotspot/src/share/vm/runtime/init.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -47,15 +47,16 @@ void bytecodes_init();
void classLoader_init();
void codeCache_init();
void VM_Version_init();
void os_init_globals(); // depends on VM_Version_init, before universe_init
void stubRoutines_init1();
jint universe_init(); // dependent on codeCache_init and stubRoutines_init
void interpreter_init(); // before any methods loaded
void invocationCounter_init(); // before any methods loaded
jint universe_init(); // depends on codeCache_init and stubRoutines_init
void interpreter_init(); // before any methods loaded
void invocationCounter_init(); // before any methods loaded
void marksweep_init();
void accessFlags_init();
void templateTable_init();
void InterfaceSupport_init();
void universe2_init(); // dependent on codeCache_init and stubRoutines_init
void universe2_init(); // dependent on codeCache_init and stubRoutines_init, loads primordial classes
void referenceProcessor_init();
void jni_handles_init();
void vmStructs_init();
@ -94,8 +95,10 @@ jint init_globals() {
classLoader_init();
codeCache_init();
VM_Version_init();
os_init_globals();
stubRoutines_init1();
jint status = universe_init(); // dependent on codeCache_init and stubRoutines_init
jint status = universe_init(); // dependent on codeCache_init and
// stubRoutines_init1
if (status != JNI_OK)
return status;
@ -106,7 +109,7 @@ jint init_globals() {
templateTable_init();
InterfaceSupport_init();
SharedRuntime::generate_stubs();
universe2_init(); // dependent on codeCache_init and stubRoutines_init
universe2_init(); // dependent on codeCache_init and stubRoutines_init1
referenceProcessor_init();
jni_handles_init();
#ifndef VM_STRUCTS_KERNEL
@ -122,7 +125,7 @@ jint init_globals() {
if (!universe_post_init()) {
return JNI_ERR;
}
javaClasses_init(); // must happen after vtable initialization
javaClasses_init(); // must happen after vtable initialization
stubRoutines_init2(); // note: StubRoutines need 2-phase init
// Although we'd like to, we can't easily do a heap verify