| /* |
| * Copyright (c) 2015, 2017, 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 |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #include "precompiled.hpp" |
| #include "classfile/stringTable.hpp" |
| #include "classfile/symbolTable.hpp" |
| #include "gc/shared/referenceProcessor.hpp" |
| #include "prims/jvm.h" |
| #include "oops/markOop.hpp" |
| #include "runtime/arguments.hpp" |
| #include "runtime/commandLineFlagConstraintList.hpp" |
| #include "runtime/commandLineFlagRangeList.hpp" |
| #include "runtime/globals_extension.hpp" |
| #include "runtime/os.hpp" |
| #include "runtime/task.hpp" |
| #include "utilities/defaultStream.hpp" |
| #include "utilities/macros.hpp" |
| |
| void CommandLineError::print(bool verbose, const char* msg, ...) { |
| if (verbose) { |
| va_list listPointer; |
| va_start(listPointer, msg); |
| jio_vfprintf(defaultStream::error_stream(), msg, listPointer); |
| va_end(listPointer); |
| } |
| } |
| |
| class CommandLineFlagRange_int : public CommandLineFlagRange { |
| int _min; |
| int _max; |
| const int* _ptr; |
| |
| public: |
| // the "name" argument must be a string literal |
| CommandLineFlagRange_int(const char* name, const int* ptr, int min, int max) |
| : CommandLineFlagRange(name), _min(min), _max(max), _ptr(ptr) {} |
| |
| Flag::Error check(bool verbose = true) { |
| return check_int(*_ptr, verbose); |
| } |
| |
| Flag::Error check_int(int value, bool verbose = true) { |
| if ((value < _min) || (value > _max)) { |
| CommandLineError::print(verbose, |
| "int %s=%d is outside the allowed range " |
| "[ %d ... %d ]\n", |
| name(), value, _min, _max); |
| return Flag::OUT_OF_BOUNDS; |
| } else { |
| return Flag::SUCCESS; |
| } |
| } |
| |
| void print(outputStream* st) { |
| st->print("[ %-25d ... %25d ]", _min, _max); |
| } |
| }; |
| |
| class CommandLineFlagRange_intx : public CommandLineFlagRange { |
| intx _min; |
| intx _max; |
| const intx* _ptr; |
| public: |
| // the "name" argument must be a string literal |
| CommandLineFlagRange_intx(const char* name, const intx* ptr, intx min, intx max) |
| : CommandLineFlagRange(name), _min(min), _max(max), _ptr(ptr) {} |
| |
| Flag::Error check(bool verbose = true) { |
| return check_intx(*_ptr, verbose); |
| } |
| |
| Flag::Error check_intx(intx value, bool verbose = true) { |
| if ((value < _min) || (value > _max)) { |
| CommandLineError::print(verbose, |
| "intx %s=" INTX_FORMAT " is outside the allowed range " |
| "[ " INTX_FORMAT " ... " INTX_FORMAT " ]\n", |
| name(), value, _min, _max); |
| return Flag::OUT_OF_BOUNDS; |
| } else { |
| return Flag::SUCCESS; |
| } |
| } |
| |
| void print(outputStream* st) { |
| st->print("[ " INTX_FORMAT_W(-25) " ... " INTX_FORMAT_W(25) " ]", _min, _max); |
| } |
| }; |
| |
| class CommandLineFlagRange_uint : public CommandLineFlagRange { |
| uint _min; |
| uint _max; |
| const uint* _ptr; |
| |
| public: |
| // the "name" argument must be a string literal |
| CommandLineFlagRange_uint(const char* name, const uint* ptr, uint min, uint max) |
| : CommandLineFlagRange(name), _min(min), _max(max), _ptr(ptr) {} |
| |
| Flag::Error check(bool verbose = true) { |
| return check_uint(*_ptr, verbose); |
| } |
| |
| Flag::Error check_uint(uint value, bool verbose = true) { |
| if ((value < _min) || (value > _max)) { |
| CommandLineError::print(verbose, |
| "uint %s=%u is outside the allowed range " |
| "[ %u ... %u ]\n", |
| name(), value, _min, _max); |
| return Flag::OUT_OF_BOUNDS; |
| } else { |
| return Flag::SUCCESS; |
| } |
| } |
| |
| void print(outputStream* st) { |
| st->print("[ %-25u ... %25u ]", _min, _max); |
| } |
| }; |
| |
| class CommandLineFlagRange_uintx : public CommandLineFlagRange { |
| uintx _min; |
| uintx _max; |
| const uintx* _ptr; |
| |
| public: |
| // the "name" argument must be a string literal |
| CommandLineFlagRange_uintx(const char* name, const uintx* ptr, uintx min, uintx max) |
| : CommandLineFlagRange(name), _min(min), _max(max), _ptr(ptr) {} |
| |
| Flag::Error check(bool verbose = true) { |
| return check_uintx(*_ptr, verbose); |
| } |
| |
| Flag::Error check_uintx(uintx value, bool verbose = true) { |
| if ((value < _min) || (value > _max)) { |
| CommandLineError::print(verbose, |
| "uintx %s=" UINTX_FORMAT " is outside the allowed range " |
| "[ " UINTX_FORMAT " ... " UINTX_FORMAT " ]\n", |
| name(), value, _min, _max); |
| return Flag::OUT_OF_BOUNDS; |
| } else { |
| return Flag::SUCCESS; |
| } |
| } |
| |
| void print(outputStream* st) { |
| st->print("[ " UINTX_FORMAT_W(-25) " ... " UINTX_FORMAT_W(25) " ]", _min, _max); |
| } |
| }; |
| |
| class CommandLineFlagRange_uint64_t : public CommandLineFlagRange { |
| uint64_t _min; |
| uint64_t _max; |
| const uint64_t* _ptr; |
| |
| public: |
| // the "name" argument must be a string literal |
| CommandLineFlagRange_uint64_t(const char* name, const uint64_t* ptr, uint64_t min, uint64_t max) |
| : CommandLineFlagRange(name), _min(min), _max(max), _ptr(ptr) {} |
| |
| Flag::Error check(bool verbose = true) { |
| return check_uint64_t(*_ptr, verbose); |
| } |
| |
| Flag::Error check_uint64_t(uint64_t value, bool verbose = true) { |
| if ((value < _min) || (value > _max)) { |
| CommandLineError::print(verbose, |
| "uint64_t %s=" UINT64_FORMAT " is outside the allowed range " |
| "[ " UINT64_FORMAT " ... " UINT64_FORMAT " ]\n", |
| name(), value, _min, _max); |
| return Flag::OUT_OF_BOUNDS; |
| } else { |
| return Flag::SUCCESS; |
| } |
| } |
| |
| void print(outputStream* st) { |
| st->print("[ " UINT64_FORMAT_W(-25) " ... " UINT64_FORMAT_W(25) " ]", _min, _max); |
| } |
| }; |
| |
| class CommandLineFlagRange_size_t : public CommandLineFlagRange { |
| size_t _min; |
| size_t _max; |
| const size_t* _ptr; |
| |
| public: |
| // the "name" argument must be a string literal |
| CommandLineFlagRange_size_t(const char* name, const size_t* ptr, size_t min, size_t max) |
| : CommandLineFlagRange(name), _min(min), _max(max), _ptr(ptr) {} |
| |
| Flag::Error check(bool verbose = true) { |
| return check_size_t(*_ptr, verbose); |
| } |
| |
| Flag::Error check_size_t(size_t value, bool verbose = true) { |
| if ((value < _min) || (value > _max)) { |
| CommandLineError::print(verbose, |
| "size_t %s=" SIZE_FORMAT " is outside the allowed range " |
| "[ " SIZE_FORMAT " ... " SIZE_FORMAT " ]\n", |
| name(), value, _min, _max); |
| return Flag::OUT_OF_BOUNDS; |
| } else { |
| return Flag::SUCCESS; |
| } |
| } |
| |
| void print(outputStream* st) { |
| st->print("[ " SIZE_FORMAT_W(-25) " ... " SIZE_FORMAT_W(25) " ]", _min, _max); |
| } |
| }; |
| |
| class CommandLineFlagRange_double : public CommandLineFlagRange { |
| double _min; |
| double _max; |
| const double* _ptr; |
| |
| public: |
| // the "name" argument must be a string literal |
| CommandLineFlagRange_double(const char* name, const double* ptr, double min, double max) |
| : CommandLineFlagRange(name), _min(min), _max(max), _ptr(ptr) {} |
| |
| Flag::Error check(bool verbose = true) { |
| return check_double(*_ptr, verbose); |
| } |
| |
| Flag::Error check_double(double value, bool verbose = true) { |
| if ((value < _min) || (value > _max)) { |
| CommandLineError::print(verbose, |
| "double %s=%f is outside the allowed range " |
| "[ %f ... %f ]\n", |
| name(), value, _min, _max); |
| return Flag::OUT_OF_BOUNDS; |
| } else { |
| return Flag::SUCCESS; |
| } |
| } |
| |
| void print(outputStream* st) { |
| st->print("[ %-25.3f ... %25.3f ]", _min, _max); |
| } |
| }; |
| |
| // No constraint emitting |
| void emit_range_no(...) { /* NOP */ } |
| |
| // No constraint emitting if function argument is NOT provided |
| void emit_range_bool(const char* /*name*/, const bool* /*value*/) { /* NOP */ } |
| void emit_range_ccstr(const char* /*name*/, const ccstr* /*value*/) { /* NOP */ } |
| void emit_range_ccstrlist(const char* /*name*/, const ccstrlist* /*value*/) { /* NOP */ } |
| void emit_range_int(const char* /*name*/, const int* /*value*/) { /* NOP */ } |
| void emit_range_intx(const char* /*name*/, const intx* /*value*/) { /* NOP */ } |
| void emit_range_uint(const char* /*name*/, const uint* /*value*/) { /* NOP */ } |
| void emit_range_uintx(const char* /*name*/, const uintx* /*value*/) { /* NOP */ } |
| void emit_range_uint64_t(const char* /*name*/, const uint64_t* /*value*/) { /* NOP */ } |
| void emit_range_size_t(const char* /*name*/, const size_t* /*value*/) { /* NOP */ } |
| void emit_range_double(const char* /*name*/, const double* /*value*/) { /* NOP */ } |
| |
| // CommandLineFlagRange emitting code functions if range arguments are provided |
| void emit_range_int(const char* name, const int* ptr, int min, int max) { |
| CommandLineFlagRangeList::add(new CommandLineFlagRange_int(name, ptr, min, max)); |
| } |
| void emit_range_intx(const char* name, const intx* ptr, intx min, intx max) { |
| CommandLineFlagRangeList::add(new CommandLineFlagRange_intx(name, ptr, min, max)); |
| } |
| void emit_range_uint(const char* name, const uint* ptr, uint min, uint max) { |
| CommandLineFlagRangeList::add(new CommandLineFlagRange_uint(name, ptr, min, max)); |
| } |
| void emit_range_uintx(const char* name, const uintx* ptr, uintx min, uintx max) { |
| CommandLineFlagRangeList::add(new CommandLineFlagRange_uintx(name, ptr, min, max)); |
| } |
| void emit_range_uint64_t(const char* name, const uint64_t* ptr, uint64_t min, uint64_t max) { |
| CommandLineFlagRangeList::add(new CommandLineFlagRange_uint64_t(name, ptr, min, max)); |
| } |
| void emit_range_size_t(const char* name, const size_t* ptr, size_t min, size_t max) { |
| CommandLineFlagRangeList::add(new CommandLineFlagRange_size_t(name, ptr, min, max)); |
| } |
| void emit_range_double(const char* name, const double* ptr, double min, double max) { |
| CommandLineFlagRangeList::add(new CommandLineFlagRange_double(name, ptr, min, max)); |
| } |
| |
| // Generate code to call emit_range_xxx function |
| #define EMIT_RANGE_PRODUCT_FLAG(type, name, value, doc) ); emit_range_##type(#name,&name |
| #define EMIT_RANGE_COMMERCIAL_FLAG(type, name, value, doc) ); emit_range_##type(#name,&name |
| #define EMIT_RANGE_DIAGNOSTIC_FLAG(type, name, value, doc) ); emit_range_##type(#name,&name |
| #define EMIT_RANGE_EXPERIMENTAL_FLAG(type, name, value, doc) ); emit_range_##type(#name,&name |
| #define EMIT_RANGE_MANAGEABLE_FLAG(type, name, value, doc) ); emit_range_##type(#name,&name |
| #define EMIT_RANGE_PRODUCT_RW_FLAG(type, name, value, doc) ); emit_range_##type(#name,&name |
| #define EMIT_RANGE_PD_PRODUCT_FLAG(type, name, doc) ); emit_range_##type(#name,&name |
| #define EMIT_RANGE_PD_DIAGNOSTIC_FLAG(type, name, doc) ); emit_range_##type(#name,&name |
| #ifndef PRODUCT |
| #define EMIT_RANGE_DEVELOPER_FLAG(type, name, value, doc) ); emit_range_##type(#name,&name |
| #define EMIT_RANGE_PD_DEVELOPER_FLAG(type, name, doc) ); emit_range_##type(#name,&name |
| #define EMIT_RANGE_NOTPRODUCT_FLAG(type, name, value, doc) ); emit_range_##type(#name,&name |
| #else |
| #define EMIT_RANGE_DEVELOPER_FLAG(type, name, value, doc) ); emit_range_no(#name,&name |
| #define EMIT_RANGE_PD_DEVELOPER_FLAG(type, name, doc) ); emit_range_no(#name,&name |
| #define EMIT_RANGE_NOTPRODUCT_FLAG(type, name, value, doc) ); emit_range_no(#name,&name |
| #endif |
| #ifdef _LP64 |
| #define EMIT_RANGE_LP64_PRODUCT_FLAG(type, name, value, doc) ); emit_range_##type(#name,&name |
| #else |
| #define EMIT_RANGE_LP64_PRODUCT_FLAG(type, name, value, doc) ); emit_range_no(#name,&name |
| #endif |
| |
| // Generate func argument to pass into emit_range_xxx functions |
| #define EMIT_RANGE_CHECK(a, b) , a, b |
| |
| #define INITIAL_RANGES_SIZE 379 |
| GrowableArray<CommandLineFlagRange*>* CommandLineFlagRangeList::_ranges = NULL; |
| |
| // Check the ranges of all flags that have them |
| void CommandLineFlagRangeList::init(void) { |
| |
| _ranges = new (ResourceObj::C_HEAP, mtArguments) GrowableArray<CommandLineFlagRange*>(INITIAL_RANGES_SIZE, true); |
| |
| emit_range_no(NULL RUNTIME_FLAGS(EMIT_RANGE_DEVELOPER_FLAG, |
| EMIT_RANGE_PD_DEVELOPER_FLAG, |
| EMIT_RANGE_PRODUCT_FLAG, |
| EMIT_RANGE_PD_PRODUCT_FLAG, |
| EMIT_RANGE_DIAGNOSTIC_FLAG, |
| EMIT_RANGE_PD_DIAGNOSTIC_FLAG, |
| EMIT_RANGE_EXPERIMENTAL_FLAG, |
| EMIT_RANGE_NOTPRODUCT_FLAG, |
| EMIT_RANGE_MANAGEABLE_FLAG, |
| EMIT_RANGE_PRODUCT_RW_FLAG, |
| EMIT_RANGE_LP64_PRODUCT_FLAG, |
| EMIT_RANGE_CHECK, |
| IGNORE_CONSTRAINT, |
| IGNORE_WRITEABLE)); |
| |
| EMIT_RANGES_FOR_GLOBALS_EXT |
| |
| emit_range_no(NULL ARCH_FLAGS(EMIT_RANGE_DEVELOPER_FLAG, |
| EMIT_RANGE_PRODUCT_FLAG, |
| EMIT_RANGE_DIAGNOSTIC_FLAG, |
| EMIT_RANGE_EXPERIMENTAL_FLAG, |
| EMIT_RANGE_NOTPRODUCT_FLAG, |
| EMIT_RANGE_CHECK, |
| IGNORE_CONSTRAINT, |
| IGNORE_WRITEABLE)); |
| |
| #if INCLUDE_JVMCI |
| emit_range_no(NULL JVMCI_FLAGS(EMIT_RANGE_DEVELOPER_FLAG, |
| EMIT_RANGE_PD_DEVELOPER_FLAG, |
| EMIT_RANGE_PRODUCT_FLAG, |
| EMIT_RANGE_PD_PRODUCT_FLAG, |
| EMIT_RANGE_DIAGNOSTIC_FLAG, |
| EMIT_RANGE_PD_DIAGNOSTIC_FLAG, |
| EMIT_RANGE_EXPERIMENTAL_FLAG, |
| EMIT_RANGE_NOTPRODUCT_FLAG, |
| EMIT_RANGE_CHECK, |
| IGNORE_CONSTRAINT, |
| IGNORE_WRITEABLE)); |
| #endif // INCLUDE_JVMCI |
| |
| #ifdef COMPILER1 |
| emit_range_no(NULL C1_FLAGS(EMIT_RANGE_DEVELOPER_FLAG, |
| EMIT_RANGE_PD_DEVELOPER_FLAG, |
| EMIT_RANGE_PRODUCT_FLAG, |
| EMIT_RANGE_PD_PRODUCT_FLAG, |
| EMIT_RANGE_DIAGNOSTIC_FLAG, |
| EMIT_RANGE_PD_DIAGNOSTIC_FLAG, |
| EMIT_RANGE_NOTPRODUCT_FLAG, |
| EMIT_RANGE_CHECK, |
| IGNORE_CONSTRAINT, |
| IGNORE_WRITEABLE)); |
| #endif // COMPILER1 |
| |
| #ifdef COMPILER2 |
| emit_range_no(NULL C2_FLAGS(EMIT_RANGE_DEVELOPER_FLAG, |
| EMIT_RANGE_PD_DEVELOPER_FLAG, |
| EMIT_RANGE_PRODUCT_FLAG, |
| EMIT_RANGE_PD_PRODUCT_FLAG, |
| EMIT_RANGE_DIAGNOSTIC_FLAG, |
| EMIT_RANGE_PD_DIAGNOSTIC_FLAG, |
| EMIT_RANGE_EXPERIMENTAL_FLAG, |
| EMIT_RANGE_NOTPRODUCT_FLAG, |
| EMIT_RANGE_CHECK, |
| IGNORE_CONSTRAINT, |
| IGNORE_WRITEABLE)); |
| #endif // COMPILER2 |
| |
| #if INCLUDE_ALL_GCS |
| emit_range_no(NULL G1_FLAGS(EMIT_RANGE_DEVELOPER_FLAG, |
| EMIT_RANGE_PD_DEVELOPER_FLAG, |
| EMIT_RANGE_PRODUCT_FLAG, |
| EMIT_RANGE_PD_PRODUCT_FLAG, |
| EMIT_RANGE_DIAGNOSTIC_FLAG, |
| EMIT_RANGE_PD_DIAGNOSTIC_FLAG, |
| EMIT_RANGE_EXPERIMENTAL_FLAG, |
| EMIT_RANGE_NOTPRODUCT_FLAG, |
| EMIT_RANGE_MANAGEABLE_FLAG, |
| EMIT_RANGE_PRODUCT_RW_FLAG, |
| EMIT_RANGE_CHECK, |
| IGNORE_CONSTRAINT, |
| IGNORE_WRITEABLE)); |
| #endif // INCLUDE_ALL_GCS |
| } |
| |
| CommandLineFlagRange* CommandLineFlagRangeList::find(const char* name) { |
| CommandLineFlagRange* found = NULL; |
| for (int i=0; i<length(); i++) { |
| CommandLineFlagRange* range = at(i); |
| if (strcmp(range->name(), name) == 0) { |
| found = range; |
| break; |
| } |
| } |
| return found; |
| } |
| |
| void CommandLineFlagRangeList::print(outputStream* st, const char* name, RangeStrFunc default_range_str_func) { |
| CommandLineFlagRange* range = CommandLineFlagRangeList::find(name); |
| if (range != NULL) { |
| range->print(st); |
| } else { |
| CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find(name); |
| if (constraint != NULL) { |
| assert(default_range_str_func!=NULL, "default_range_str_func must be provided"); |
| st->print("%s", default_range_str_func()); |
| } else { |
| st->print("[ ... ]"); |
| } |
| } |
| } |
| |
| bool CommandLineFlagRangeList::check_ranges() { |
| // Check ranges. |
| bool status = true; |
| for (int i=0; i<length(); i++) { |
| CommandLineFlagRange* range = at(i); |
| if (range->check(true) != Flag::SUCCESS) status = false; |
| } |
| return status; |
| } |
