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comparison src/share/vm/opto/output.cpp @ 10169:e10e43e58e92

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Merge
author dlong
date Wed, 24 Apr 2013 21:11:02 -0400
parents a6e09d6dd8e5 a7fb14888912
children 70120f47d403
comparison
equal deleted inserted replaced
10168:a6e09d6dd8e5 10169:e10e43e58e92
1041 1041
1042 // Mark the end of the scope set. 1042 // Mark the end of the scope set.
1043 debug_info->end_non_safepoint(pc_offset); 1043 debug_info->end_non_safepoint(pc_offset);
1044 } 1044 }
1045 1045
1046
1047
1048 // helper for fill_buffer bailout logic
1049 static void turn_off_compiler(Compile* C) {
1050 if (CodeCache::largest_free_block() >= CodeCacheMinimumFreeSpace*10) {
1051 // Do not turn off compilation if a single giant method has
1052 // blown the code cache size.
1053 C->record_failure("excessive request to CodeCache");
1054 } else {
1055 // Let CompilerBroker disable further compilations.
1056 C->record_failure("CodeCache is full");
1057 }
1058 }
1059
1060
1061 //------------------------------init_buffer------------------------------------ 1046 //------------------------------init_buffer------------------------------------
1062 CodeBuffer* Compile::init_buffer(uint* blk_starts) { 1047 CodeBuffer* Compile::init_buffer(uint* blk_starts) {
1063 1048
1064 // Set the initially allocated size 1049 // Set the initially allocated size
1065 int code_req = initial_code_capacity; 1050 int code_req = initial_code_capacity;
1155 CodeBuffer* cb = code_buffer(); 1140 CodeBuffer* cb = code_buffer();
1156 cb->initialize(total_req, locs_req); 1141 cb->initialize(total_req, locs_req);
1157 1142
1158 // Have we run out of code space? 1143 // Have we run out of code space?
1159 if ((cb->blob() == NULL) || (!CompileBroker::should_compile_new_jobs())) { 1144 if ((cb->blob() == NULL) || (!CompileBroker::should_compile_new_jobs())) {
1160 turn_off_compiler(this); 1145 C->record_failure("CodeCache is full");
1161 return NULL; 1146 return NULL;
1162 } 1147 }
1163 // Configure the code buffer. 1148 // Configure the code buffer.
1164 cb->initialize_consts_size(const_req); 1149 cb->initialize_consts_size(const_req);
1165 cb->initialize_stubs_size(stub_req); 1150 cb->initialize_stubs_size(stub_req);
1473 } 1458 }
1474 1459
1475 // Verify that there is sufficient space remaining 1460 // Verify that there is sufficient space remaining
1476 cb->insts()->maybe_expand_to_ensure_remaining(MAX_inst_size); 1461 cb->insts()->maybe_expand_to_ensure_remaining(MAX_inst_size);
1477 if ((cb->blob() == NULL) || (!CompileBroker::should_compile_new_jobs())) { 1462 if ((cb->blob() == NULL) || (!CompileBroker::should_compile_new_jobs())) {
1478 turn_off_compiler(this); 1463 C->record_failure("CodeCache is full");
1479 return; 1464 return;
1480 } 1465 }
1481 1466
1482 // Save the offset for the listing 1467 // Save the offset for the listing
1483 #ifndef PRODUCT 1468 #ifndef PRODUCT
1630 } 1615 }
1631 } 1616 }
1632 1617
1633 // One last check for failed CodeBuffer::expand: 1618 // One last check for failed CodeBuffer::expand:
1634 if ((cb->blob() == NULL) || (!CompileBroker::should_compile_new_jobs())) { 1619 if ((cb->blob() == NULL) || (!CompileBroker::should_compile_new_jobs())) {
1635 turn_off_compiler(this); 1620 C->record_failure("CodeCache is full");
1636 return; 1621 return;
1637 } 1622 }
1638 1623
1639 #ifndef PRODUCT 1624 #ifndef PRODUCT
1640 // Dump the assembly code, including basic-block numbers 1625 // Dump the assembly code, including basic-block numbers