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comparison src/share/vm/code/codeCache.hpp @ 2491:0654ee04b214

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Merge with OpenJDK.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Fri, 22 Apr 2011 15:30:53 +0200
parents 6c97c830fb6f
children d2a62e0f25eb
comparison
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2490:29246b1d2d3c 2491:0654ee04b214
1 /* 1 /*
2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
120 static int nof_nmethods() { return _number_of_nmethods; } 120 static int nof_nmethods() { return _number_of_nmethods; }
121 121
122 // GC support 122 // GC support
123 static void gc_epilogue(); 123 static void gc_epilogue();
124 static void gc_prologue(); 124 static void gc_prologue();
125 static void verify_oops();
125 // If "unloading_occurred" is true, then unloads (i.e., breaks root links 126 // If "unloading_occurred" is true, then unloads (i.e., breaks root links
126 // to) any unmarked codeBlobs in the cache. Sets "marked_for_unloading" 127 // to) any unmarked codeBlobs in the cache. Sets "marked_for_unloading"
127 // to "true" iff some code got unloaded. 128 // to "true" iff some code got unloaded.
128 static void do_unloading(BoolObjectClosure* is_alive, 129 static void do_unloading(BoolObjectClosure* is_alive,
129 OopClosure* keep_alive, 130 OopClosure* keep_alive,
145 static void print() PRODUCT_RETURN; // prints summary 146 static void print() PRODUCT_RETURN; // prints summary
146 static void print_internals(); 147 static void print_internals();
147 static void verify(); // verifies the code cache 148 static void verify(); // verifies the code cache
148 static void print_trace(const char* event, CodeBlob* cb, int size = 0) PRODUCT_RETURN; 149 static void print_trace(const char* event, CodeBlob* cb, int size = 0) PRODUCT_RETURN;
149 static void print_bounds(outputStream* st); // Prints a summary of the bounds of the code cache 150 static void print_bounds(outputStream* st); // Prints a summary of the bounds of the code cache
151 static void log_state(outputStream* st);
150 152
151 // The full limits of the codeCache 153 // The full limits of the codeCache
152 static address low_bound() { return (address) _heap->low_boundary(); } 154 static address low_bound() { return (address) _heap->low_boundary(); }
153 static address high_bound() { return (address) _heap->high_boundary(); } 155 static address high_bound() { return (address) _heap->high_boundary(); }
154 156
156 static address first_address(); // first address used for CodeBlobs 158 static address first_address(); // first address used for CodeBlobs
157 static address last_address(); // last address used for CodeBlobs 159 static address last_address(); // last address used for CodeBlobs
158 static size_t capacity() { return _heap->capacity(); } 160 static size_t capacity() { return _heap->capacity(); }
159 static size_t max_capacity() { return _heap->max_capacity(); } 161 static size_t max_capacity() { return _heap->max_capacity(); }
160 static size_t unallocated_capacity() { return _heap->unallocated_capacity(); } 162 static size_t unallocated_capacity() { return _heap->unallocated_capacity(); }
161 static size_t largest_free_block() { return _heap->largest_free_block(); } 163 static size_t largest_free_block();
162 static bool needs_flushing() { return unallocated_capacity() < CodeCacheFlushingMinimumFreeSpace; } 164 static bool needs_flushing() { return largest_free_block() < CodeCacheFlushingMinimumFreeSpace; }
163 165
164 static bool needs_cache_clean() { return _needs_cache_clean; } 166 static bool needs_cache_clean() { return _needs_cache_clean; }
165 static void set_needs_cache_clean(bool v) { _needs_cache_clean = v; } 167 static void set_needs_cache_clean(bool v) { _needs_cache_clean = v; }
166 static void clear_inline_caches(); // clear all inline caches 168 static void clear_inline_caches(); // clear all inline caches
167 169