1 /* |
1 /* |
2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 1997, 2012, 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. |
1332 guarantee( current >= low_mark , "Current BasicObjectLock* below than low_mark"); |
1332 guarantee( current >= low_mark , "Current BasicObjectLock* below than low_mark"); |
1333 } |
1333 } |
1334 |
1334 |
1335 |
1335 |
1336 void frame::describe(FrameValues& values, int frame_no) { |
1336 void frame::describe(FrameValues& values, int frame_no) { |
|
1337 intptr_t* frame_pointer = real_fp(); |
1337 if (is_entry_frame() || is_compiled_frame() || is_interpreted_frame() || is_native_frame()) { |
1338 if (is_entry_frame() || is_compiled_frame() || is_interpreted_frame() || is_native_frame()) { |
1338 // Label values common to most frames |
1339 // Label values common to most frames |
1339 values.describe(-1, unextended_sp(), err_msg("unextended_sp for #%d", frame_no)); |
1340 values.describe(-1, unextended_sp(), err_msg("unextended_sp for #%d", frame_no)); |
1340 values.describe(-1, sp(), err_msg("sp for #%d", frame_no)); |
1341 values.describe(-1, sp(), err_msg("sp for #%d", frame_no)); |
1341 if (is_compiled_frame()) { |
1342 values.describe(-1, frame_pointer, err_msg("frame pointer for #%d", frame_no)); |
1342 values.describe(-1, sp() + _cb->frame_size(), err_msg("computed fp for #%d", frame_no)); |
|
1343 } else { |
|
1344 values.describe(-1, fp(), err_msg("fp for #%d", frame_no)); |
|
1345 } |
|
1346 } |
1343 } |
1347 if (is_interpreted_frame()) { |
1344 if (is_interpreted_frame()) { |
1348 methodOop m = interpreter_frame_method(); |
1345 methodOop m = interpreter_frame_method(); |
1349 int bci = interpreter_frame_bci(); |
1346 int bci = interpreter_frame_bci(); |
1350 |
1347 |
1351 // Label the method and current bci |
1348 // Label the method and current bci |
1352 values.describe(-1, MAX2(sp(), fp()), |
1349 values.describe(-1, MAX2(sp(), frame_pointer), |
1353 FormatBuffer<1024>("#%d method %s @ %d", frame_no, m->name_and_sig_as_C_string(), bci), 2); |
1350 FormatBuffer<1024>("#%d method %s @ %d", frame_no, m->name_and_sig_as_C_string(), bci), 2); |
1354 values.describe(-1, MAX2(sp(), fp()), |
1351 values.describe(-1, MAX2(sp(), frame_pointer), |
1355 err_msg("- %d locals %d max stack", m->max_locals(), m->max_stack()), 1); |
1352 err_msg("- %d locals %d max stack", m->max_locals(), m->max_stack()), 1); |
1356 if (m->max_locals() > 0) { |
1353 if (m->max_locals() > 0) { |
1357 intptr_t* l0 = interpreter_frame_local_at(0); |
1354 intptr_t* l0 = interpreter_frame_local_at(0); |
1358 intptr_t* ln = interpreter_frame_local_at(m->max_locals() - 1); |
1355 intptr_t* ln = interpreter_frame_local_at(m->max_locals() - 1); |
1359 values.describe(-1, MAX2(l0, ln), err_msg("locals for #%d", frame_no), 1); |
1356 values.describe(-1, MAX2(l0, ln), err_msg("locals for #%d", frame_no), 1); |
1381 values.describe(frame_no, (intptr_t*)interpreter_frame_monitor_begin(), "monitors begin"); |
1378 values.describe(frame_no, (intptr_t*)interpreter_frame_monitor_begin(), "monitors begin"); |
1382 values.describe(frame_no, (intptr_t*)interpreter_frame_monitor_end(), "monitors end"); |
1379 values.describe(frame_no, (intptr_t*)interpreter_frame_monitor_end(), "monitors end"); |
1383 } |
1380 } |
1384 } else if (is_entry_frame()) { |
1381 } else if (is_entry_frame()) { |
1385 // For now just label the frame |
1382 // For now just label the frame |
1386 values.describe(-1, MAX2(sp(), fp()), err_msg("#%d entry frame", frame_no), 2); |
1383 values.describe(-1, MAX2(sp(), frame_pointer), err_msg("#%d entry frame", frame_no), 2); |
1387 } else if (is_compiled_frame()) { |
1384 } else if (is_compiled_frame()) { |
1388 // For now just label the frame |
1385 // For now just label the frame |
1389 nmethod* nm = cb()->as_nmethod_or_null(); |
1386 nmethod* nm = cb()->as_nmethod_or_null(); |
1390 values.describe(-1, MAX2(sp(), fp()), |
1387 values.describe(-1, MAX2(sp(), frame_pointer), |
1391 FormatBuffer<1024>("#%d nmethod " INTPTR_FORMAT " for method %s%s", frame_no, |
1388 FormatBuffer<1024>("#%d nmethod " INTPTR_FORMAT " for method %s%s", frame_no, |
1392 nm, nm->method()->name_and_sig_as_C_string(), |
1389 nm, nm->method()->name_and_sig_as_C_string(), |
1393 is_deoptimized_frame() ? " (deoptimized" : ""), 2); |
1390 is_deoptimized_frame() ? " (deoptimized" : ""), 2); |
1394 } else if (is_native_frame()) { |
1391 } else if (is_native_frame()) { |
1395 // For now just label the frame |
1392 // For now just label the frame |
1396 nmethod* nm = cb()->as_nmethod_or_null(); |
1393 nmethod* nm = cb()->as_nmethod_or_null(); |
1397 values.describe(-1, MAX2(sp(), fp()), |
1394 values.describe(-1, MAX2(sp(), frame_pointer), |
1398 FormatBuffer<1024>("#%d nmethod " INTPTR_FORMAT " for native method %s", frame_no, |
1395 FormatBuffer<1024>("#%d nmethod " INTPTR_FORMAT " for native method %s", frame_no, |
1399 nm, nm->method()->name_and_sig_as_C_string()), 2); |
1396 nm, nm->method()->name_and_sig_as_C_string()), 2); |
1400 } |
1397 } |
1401 describe_pd(values, frame_no); |
1398 describe_pd(values, frame_no); |
1402 } |
1399 } |