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comparison graal/com.oracle.max.cri/src/com/oracle/max/cri/ri/RiResolvedMethod.java @ 4439:f7251c729b31

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profiling info first try
author Christian Haeubl <christian.haeubl@oracle.com>
date Thu, 19 Jan 2012 16:29:35 -0800
parents aaac4894175c
children dc6f6e2f1a00
comparison
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4288:2bc254976621 4439:f7251c729b31
157 * @return The number of invocations, or -1 if this information isn't available. 157 * @return The number of invocations, or -1 if this information isn't available.
158 */ 158 */
159 int invocationCount(); 159 int invocationCount();
160 160
161 /** 161 /**
162 * Returns an estimate of hot often an exception was seen at the given bytecode. 162 * Returns an object that provides access to the method's profiling information.
163 * @return The estimate in percent (0-100), with 0 meaning never and 100 meaning always, or -1 if this information isn't available. 163 * @return The profiling information recorded for this method.
164 */ 164 */
165 int exceptionProbability(int bci); 165 RiProfilingInfo profilingInfo();
166
167 /**
168 * Returns the type profile of the instruction at the given byte code index.
169 * @return The RiTypeProfile information, or null if it isn't available.
170 */
171 RiTypeProfile typeProfile(int bci);
172
173 /**
174 * Returns an estimate of how often the branch at the given byte code was taken.
175 * @return The estimated probability, with 0.0 meaning never and 1.0 meaning always, or -1 if this information isn't available.
176 */
177 double branchProbability(int bci);
178
179 /**
180 * Returns an estimate of how often the branches of the switch at the given byte code were taken.
181 * @return The estimated probability, with 0.0 meaning never and 1.0 meaning always, or NULL if this information isn't available.
182 * The default case is specified at the last index.
183 */
184 double[] switchProbability(int bci);
185 166
186 /** 167 /**
187 * Returns a map that the compiler can use to store objects that should survive the current compilation. 168 * Returns a map that the compiler can use to store objects that should survive the current compilation.
188 */ 169 */
189 Map<Object, Object> compilerStorage(); 170 Map<Object, Object> compilerStorage();