jdk8-mips64-public/hotspot: comparison src/share/vm/runtime/globals.cpp

-:3068270ba476
+:2b8e28fdf503
 MATERIALIZE_NOTPRODUCT_FLAG)
 MATERIALIZE_FLAGS_EXT
+void Flag::check_writable() {
+if (is_constant_in_binary()) {
+fatal(err_msg("flag is constant: %s", _name));
+}
+}
+bool Flag::is_bool() const {
+return strcmp(_type, "bool") == 0;
+}
+bool Flag::get_bool() const {
+return *((bool*) _addr);
+}
+void Flag::set_bool(bool value) {
+check_writable();
+*((bool*) _addr) = value;
+}
+bool Flag::is_intx() const {
+return strcmp(_type, "intx")  == 0;
+}
+intx Flag::get_intx() const {
+return *((intx*) _addr);
+}
+void Flag::set_intx(intx value) {
+check_writable();
+*((intx*) _addr) = value;
+}
+bool Flag::is_uintx() const {
+return strcmp(_type, "uintx") == 0;
+}
+uintx Flag::get_uintx() const {
+return *((uintx*) _addr);
+}
+void Flag::set_uintx(uintx value) {
+check_writable();
+*((uintx*) _addr) = value;
+}
+bool Flag::is_uint64_t() const {
+return strcmp(_type, "uint64_t") == 0;
+}
+uint64_t Flag::get_uint64_t() const {
+return *((uint64_t*) _addr);
+}
+void Flag::set_uint64_t(uint64_t value) {
+check_writable();
+*((uint64_t*) _addr) = value;
+}
+bool Flag::is_double() const {
+return strcmp(_type, "double") == 0;
+}
+double Flag::get_double() const {
+return *((double*) _addr);
+}
+void Flag::set_double(double value) {
+check_writable();
+*((double*) _addr) = value;
+}
+bool Flag::is_ccstr() const {
+return strcmp(_type, "ccstr") == 0 || strcmp(_type, "ccstrlist") == 0;
+}
+bool Flag::ccstr_accumulates() const {
+return strcmp(_type, "ccstrlist") == 0;
+}
+ccstr Flag::get_ccstr() const {
+return *((ccstr*) _addr);
+}
+void Flag::set_ccstr(ccstr value) {
+check_writable();
+*((ccstr*) _addr) = value;
+}
+Flag::Flags Flag::get_origin() {
+return Flags(_flags & VALUE_ORIGIN_MASK);
+}
+void Flag::set_origin(Flags origin) {
+assert((origin & VALUE_ORIGIN_MASK) == origin, "sanity");
+_flags = Flags((_flags & ~VALUE_ORIGIN_MASK) | origin);
+}
+bool Flag::is_default() {
+return (get_origin() == DEFAULT);
+}
+bool Flag::is_ergonomic() {
+return (get_origin() == ERGONOMIC);
+}
+bool Flag::is_command_line() {
+return (get_origin() == COMMAND_LINE);
+}
+bool Flag::is_product() const {
+return (_flags & KIND_PRODUCT) != 0;
+}
+bool Flag::is_manageable() const {
+return (_flags & KIND_MANAGEABLE) != 0;
+}
+bool Flag::is_diagnostic() const {
+return (_flags & KIND_DIAGNOSTIC) != 0;
+}
+bool Flag::is_experimental() const {
+return (_flags & KIND_EXPERIMENTAL) != 0;
+}
+bool Flag::is_notproduct() const {
+return (_flags & KIND_NOT_PRODUCT) != 0;
+}
+bool Flag::is_develop() const {
+return (_flags & KIND_DEVELOP) != 0;
+}
+bool Flag::is_read_write() const {
+return (_flags & KIND_READ_WRITE) != 0;
+}
+bool Flag::is_commercial() const {
+return (_flags & KIND_COMMERCIAL) != 0;
+}
+/**
+* Returns if this flag is a constant in the binary.  Right now this is
+* true for notproduct and develop flags in product builds.
+*/
+bool Flag::is_constant_in_binary() const {
+#ifdef PRODUCT
+return is_notproduct() || is_develop();
+#else
+return false;
+#endif
+}
 bool Flag::is_unlocker() const {
-return strcmp(name, "UnlockDiagnosticVMOptions") == 0     ||
+return strcmp(_name, "UnlockDiagnosticVMOptions") == 0     ||
-strcmp(name, "UnlockExperimentalVMOptions") == 0   ||
+strcmp(_name, "UnlockExperimentalVMOptions") == 0   ||
 is_unlocker_ext();
 }
 bool Flag::is_unlocked() const {
-if (strcmp(kind, "{diagnostic}") == 0 ||
+if (is_diagnostic()) {
-strcmp(kind, "{C2 diagnostic}") == 0 ||
-strcmp(kind, "{ARCH diagnostic}") == 0 ||
-strcmp(kind, "{Shark diagnostic}") == 0) {
 return UnlockDiagnosticVMOptions;
-} else if (strcmp(kind, "{experimental}") == 0 ||
+}
-strcmp(kind, "{C2 experimental}") == 0 ||
+if (is_experimental()) {
-strcmp(kind, "{ARCH experimental}") == 0 ||
-strcmp(kind, "{Shark experimental}") == 0) {
 return UnlockExperimentalVMOptions;
-} else {
+}
 return is_unlocked_ext();
-}
 }
 // Get custom message for this locked flag, or return NULL if
 // none is available.
 void Flag::get_locked_message(char* buf, int buflen) const {
 get_locked_message_ext(buf, buflen);
 }
 bool Flag::is_writeable() const {
-return strcmp(kind, "{manageable}") == 0 ||
+return is_manageable() || (is_product() && is_read_write()) || is_writeable_ext();
-strcmp(kind, "{product rw}") == 0 ||
-is_writeable_ext();
 }
 // All flags except "manageable" are assumed to be internal flags.
 // Long term, we need to define a mechanism to specify which flags
 // are external/stable and change this function accordingly.
 bool Flag::is_external() const {
-return strcmp(kind, "{manageable}") == 0 || is_external_ext();
+return is_manageable() || is_external_ext();
 }
 // Length of format string (e.g. "%.1234s") for printing ccstr below
 #define FORMAT_BUFFER_LEN 16
 void Flag::print_on(outputStream* st, bool withComments) {
-st->print("%9s %-40s %c= ", type, name, (origin != DEFAULT ? ':' : ' '));
+// Don't print notproduct and develop flags in a product build.
-if (is_bool())     st->print("%-16s", get_bool() ? "true" : "false");
+if (is_constant_in_binary()) {
-if (is_intx())     st->print("%-16ld", get_intx());
+return;
-if (is_uintx())    st->print("%-16lu", get_uintx());
+}
-if (is_uint64_t()) st->print("%-16lu", get_uint64_t());
-if (is_double())   st->print("%-16f", get_double());
+st->print("%9s %-40s %c= ", _type, _name, (!is_default() ? ':' : ' '));
+if (is_bool()) {
+st->print("%-16s", get_bool() ? "true" : "false");
+}
+if (is_intx()) {
+st->print("%-16ld", get_intx());
+}
+if (is_uintx()) {
+st->print("%-16lu", get_uintx());
+}
+if (is_uint64_t()) {
+st->print("%-16lu", get_uint64_t());
+}
+if (is_double()) {
+st->print("%-16f", get_double());
+}
 if (is_ccstr()) {
 const char* cp = get_ccstr();
 if (cp != NULL) {
 const char* eol;
 while ((eol = strchr(cp, '\n')) != NULL) {
 char format_buffer[FORMAT_BUFFER_LEN];
 size_t llen = pointer_delta(eol, cp, sizeof(char));
 jio_snprintf(format_buffer, FORMAT_BUFFER_LEN,
 "%%." SIZE_FORMAT "s", llen);
 st->print(format_buffer, cp);
 st->cr();
 cp = eol+1;
-st->print("%5s %-35s += ", "", name);
+st->print("%5s %-35s += ", "", _name);
 }
 st->print("%-16s", cp);
 }
 else st->print("%-16s", "");
 }
-st->print("%-20s", kind);
+st->print("%-20");
+print_kind(st);
 if (withComments) {
 #ifndef PRODUCT
-st->print("%s", doc );
+st->print("%s", _doc);
 #endif
 }
 st->cr();
+}
+void Flag::print_kind(outputStream* st) {
+struct Data {
+int flag;
+const char* name;
+};
+Data data[] = {
+{ KIND_C1, "C1" },
+{ KIND_C2, "C2" },
+{ KIND_ARCH, "ARCH" },
+{ KIND_SHARK, "SHARK" },
+{ KIND_PLATFORM_DEPENDENT, "pd" },
+{ KIND_PRODUCT, "product" },
+{ KIND_MANAGEABLE, "manageable" },
+{ KIND_DIAGNOSTIC, "diagnostic" },
+{ KIND_NOT_PRODUCT, "notproduct" },
+{ KIND_DEVELOP, "develop" },
+{ KIND_LP64_PRODUCT, "lp64_product" },
+{ KIND_READ_WRITE, "rw" },
+{ -1, "" }
+};
+if ((_flags & KIND_MASK) != 0) {
+st->print("{");
+bool is_first = true;
+for (int i = 0; data[i].flag != -1; i++) {
+Data d = data[i];
+if ((_flags & d.flag) != 0) {
+if (is_first) {
+is_first = false;
+} else {
+st->print(" ");
+}
+st->print(d.name);
+}
+}
+st->print("}");
+}
 }
 void Flag::print_as_flag(outputStream* st) {
 if (is_bool()) {
-st->print("-XX:%s%s", get_bool() ? "+" : "-", name);
+st->print("-XX:%s%s", get_bool() ? "+" : "-", _name);
 } else if (is_intx()) {
-st->print("-XX:%s=" INTX_FORMAT, name, get_intx());
+st->print("-XX:%s=" INTX_FORMAT, _name, get_intx());
 } else if (is_uintx()) {
-st->print("-XX:%s=" UINTX_FORMAT, name, get_uintx());
+st->print("-XX:%s=" UINTX_FORMAT, _name, get_uintx());
 } else if (is_uint64_t()) {
-st->print("-XX:%s=" UINT64_FORMAT, name, get_uint64_t());
+st->print("-XX:%s=" UINT64_FORMAT, _name, get_uint64_t());
 } else if (is_double()) {
-st->print("-XX:%s=%f", name, get_double());
+st->print("-XX:%s=%f", _name, get_double());
 } else if (is_ccstr()) {
-st->print("-XX:%s=", name);
+st->print("-XX:%s=", _name);
 const char* cp = get_ccstr();
 if (cp != NULL) {
 // Need to turn embedded '\n's back into separate arguments
 // Not so efficient to print one character at a time,
 // but the choice is to do the transformation to a buffer
 switch (*cp) {
 default:
 st->print("%c", *cp);
 break;
 case '\n':
-st->print(" -XX:%s=", name);
+st->print(" -XX:%s=", _name);
 break;
 }
 }
 }
 } else {
 }
 // 4991491 do not "optimize out" the was_set false values: omitting them
 // tickles a Microsoft compiler bug causing flagTable to be malformed
-#define RUNTIME_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{product}", DEFAULT },
+#define NAME(name) NOT_PRODUCT(&name) PRODUCT_ONLY(&CONST_##name)
-#define RUNTIME_PD_PRODUCT_FLAG_STRUCT(type, name, doc)     { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{pd product}", DEFAULT },
-#define RUNTIME_DIAGNOSTIC_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{diagnostic}", DEFAULT },
+#define RUNTIME_PRODUCT_FLAG_STRUCT(     type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_PRODUCT) },
-#define RUNTIME_EXPERIMENTAL_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{experimental}", DEFAULT },
+#define RUNTIME_PD_PRODUCT_FLAG_STRUCT(  type, name,        doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
-#define RUNTIME_MANAGEABLE_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{manageable}", DEFAULT },
+#define RUNTIME_DIAGNOSTIC_FLAG_STRUCT(  type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_DIAGNOSTIC) },
-#define RUNTIME_PRODUCT_RW_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{product rw}", DEFAULT },
+#define RUNTIME_EXPERIMENTAL_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_EXPERIMENTAL) },
+#define RUNTIME_MANAGEABLE_FLAG_STRUCT(  type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_MANAGEABLE) },
-#ifdef PRODUCT
+#define RUNTIME_PRODUCT_RW_FLAG_STRUCT(  type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_PRODUCT | Flag::KIND_READ_WRITE) },
-#define RUNTIME_DEVELOP_FLAG_STRUCT(type, name, value, doc) /* flag is constant */
+#define RUNTIME_DEVELOP_FLAG_STRUCT(     type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_DEVELOP) },
-#define RUNTIME_PD_DEVELOP_FLAG_STRUCT(type, name, doc)     /* flag is constant */
+#define RUNTIME_PD_DEVELOP_FLAG_STRUCT(  type, name,        doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
-#define RUNTIME_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc)
+#define RUNTIME_NOTPRODUCT_FLAG_STRUCT(  type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_NOT_PRODUCT) },
+#ifdef _LP64
+#define RUNTIME_LP64_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_LP64_PRODUCT) },
 #else
-#define RUNTIME_DEVELOP_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, doc, "", DEFAULT },
+#define RUNTIME_LP64_PRODUCT_FLAG_STRUCT(type, name, value, doc) /* flag is constant */
-#define RUNTIME_PD_DEVELOP_FLAG_STRUCT(type, name, doc)     { #type, XSTR(name), &name, doc, "{pd}", DEFAULT },
-#define RUNTIME_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, doc, "{notproduct}", DEFAULT },
-#endif
-#ifdef _LP64
-#define RUNTIME_LP64_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{lp64_product}", DEFAULT },
-#else
-#define RUNTIME_LP64_PRODUCT_FLAG_STRUCT(type, name, value, doc) /* flag is constant */
 #endif // _LP64
-#define C1_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{C1 product}", DEFAULT },
+#define C1_PRODUCT_FLAG_STRUCT(          type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_PRODUCT) },
-#define C1_PD_PRODUCT_FLAG_STRUCT(type, name, doc)     { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{C1 pd product}", DEFAULT },
+#define C1_PD_PRODUCT_FLAG_STRUCT(       type, name,        doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
-#ifdef PRODUCT
+#define C1_DIAGNOSTIC_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_DIAGNOSTIC) },
-#define C1_DEVELOP_FLAG_STRUCT(type, name, value, doc) /* flag is constant */
+#define C1_DEVELOP_FLAG_STRUCT(          type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_DEVELOP) },
-#define C1_PD_DEVELOP_FLAG_STRUCT(type, name, doc)     /* flag is constant */
+#define C1_PD_DEVELOP_FLAG_STRUCT(       type, name,        doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
-#define C1_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc)
+#define C1_NOTPRODUCT_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_NOT_PRODUCT) },
-#else
-#define C1_DEVELOP_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, doc, "{C1}", DEFAULT },
+#define C2_PRODUCT_FLAG_STRUCT(          type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_PRODUCT) },
-#define C1_PD_DEVELOP_FLAG_STRUCT(type, name, doc)     { #type, XSTR(name), &name, doc, "{C1 pd}", DEFAULT },
+#define C2_PD_PRODUCT_FLAG_STRUCT(       type, name,        doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
-#define C1_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, doc, "{C1 notproduct}", DEFAULT },
+#define C2_DIAGNOSTIC_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_DIAGNOSTIC) },
-#endif
+#define C2_EXPERIMENTAL_FLAG_STRUCT(     type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_EXPERIMENTAL) },
+#define C2_DEVELOP_FLAG_STRUCT(          type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_DEVELOP) },
-#define C2_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{C2 product}", DEFAULT },
+#define C2_PD_DEVELOP_FLAG_STRUCT(       type, name,        doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
-#define C2_PD_PRODUCT_FLAG_STRUCT(type, name, doc)     { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{C2 pd product}", DEFAULT },
+#define C2_NOTPRODUCT_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_NOT_PRODUCT) },
-#define C2_DIAGNOSTIC_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{C2 diagnostic}", DEFAULT },
-#define C2_EXPERIMENTAL_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{C2 experimental}", DEFAULT },
+#define ARCH_PRODUCT_FLAG_STRUCT(        type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_PRODUCT) },
-#ifdef PRODUCT
+#define ARCH_DIAGNOSTIC_FLAG_STRUCT(     type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_DIAGNOSTIC) },
-#define C2_DEVELOP_FLAG_STRUCT(type, name, value, doc) /* flag is constant */
+#define ARCH_EXPERIMENTAL_FLAG_STRUCT(   type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_EXPERIMENTAL) },
-#define C2_PD_DEVELOP_FLAG_STRUCT(type, name, doc)     /* flag is constant */
+#define ARCH_DEVELOP_FLAG_STRUCT(        type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_DEVELOP) },
-#define C2_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc)
+#define ARCH_NOTPRODUCT_FLAG_STRUCT(     type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_NOT_PRODUCT) },
-#else
-#define C2_DEVELOP_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, doc, "{C2}", DEFAULT },
+#define SHARK_PRODUCT_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_PRODUCT) },
-#define C2_PD_DEVELOP_FLAG_STRUCT(type, name, doc)     { #type, XSTR(name), &name, doc, "{C2 pd}", DEFAULT },
+#define SHARK_PD_PRODUCT_FLAG_STRUCT(    type, name,        doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
-#define C2_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, doc, "{C2 notproduct}", DEFAULT },
+#define SHARK_DIAGNOSTIC_FLAG_STRUCT(    type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_DIAGNOSTIC) },
-#endif
+#define SHARK_DEVELOP_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_DEVELOP) },
+#define SHARK_PD_DEVELOP_FLAG_STRUCT(    type, name,        doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
-#define ARCH_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{ARCH product}", DEFAULT },
+#define SHARK_NOTPRODUCT_FLAG_STRUCT(    type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_NOT_PRODUCT) },
-#define ARCH_DIAGNOSTIC_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{ARCH diagnostic}", DEFAULT },
-#define ARCH_EXPERIMENTAL_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{ARCH experimental}", DEFAULT },
-#ifdef PRODUCT
-#define ARCH_DEVELOP_FLAG_STRUCT(type, name, value, doc) /* flag is constant */
-#define ARCH_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc)
-#else
-#define ARCH_DEVELOP_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, doc, "{ARCH}", DEFAULT },
-#define ARCH_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, doc, "{ARCH notproduct}", DEFAULT },
-#endif
-#define SHARK_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{Shark product}", DEFAULT },
-#define SHARK_PD_PRODUCT_FLAG_STRUCT(type, name, doc)     { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{Shark pd product}", DEFAULT },
-#define SHARK_DIAGNOSTIC_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) "{Shark diagnostic}", DEFAULT },
-#ifdef PRODUCT
-#define SHARK_DEVELOP_FLAG_STRUCT(type, name, value, doc) /* flag is constant */
-#define SHARK_PD_DEVELOP_FLAG_STRUCT(type, name, doc)     /* flag is constant */
-#define SHARK_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc)
-#else
-#define SHARK_DEVELOP_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, doc, "{Shark}", DEFAULT },
-#define SHARK_PD_DEVELOP_FLAG_STRUCT(type, name, doc)     { #type, XSTR(name), &name, doc, "{Shark pd}", DEFAULT },
-#define SHARK_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, doc, "{Shark notproduct}", DEFAULT },
-#endif
 static Flag flagTable[] = {
 RUNTIME_FLAGS(RUNTIME_DEVELOP_FLAG_STRUCT, RUNTIME_PD_DEVELOP_FLAG_STRUCT, RUNTIME_PRODUCT_FLAG_STRUCT, RUNTIME_PD_PRODUCT_FLAG_STRUCT, RUNTIME_DIAGNOSTIC_FLAG_STRUCT, RUNTIME_EXPERIMENTAL_FLAG_STRUCT, RUNTIME_NOTPRODUCT_FLAG_STRUCT, RUNTIME_MANAGEABLE_FLAG_STRUCT, RUNTIME_PRODUCT_RW_FLAG_STRUCT, RUNTIME_LP64_PRODUCT_FLAG_STRUCT)
 RUNTIME_OS_FLAGS(RUNTIME_DEVELOP_FLAG_STRUCT, RUNTIME_PD_DEVELOP_FLAG_STRUCT, RUNTIME_PRODUCT_FLAG_STRUCT, RUNTIME_PD_PRODUCT_FLAG_STRUCT, RUNTIME_DIAGNOSTIC_FLAG_STRUCT, RUNTIME_NOTPRODUCT_FLAG_STRUCT)
 #if INCLUDE_ALL_GCS
 G1_FLAGS(RUNTIME_DEVELOP_FLAG_STRUCT, RUNTIME_PD_DEVELOP_FLAG_STRUCT, RUNTIME_PRODUCT_FLAG_STRUCT, RUNTIME_PD_PRODUCT_FLAG_STRUCT, RUNTIME_DIAGNOSTIC_FLAG_STRUCT, RUNTIME_EXPERIMENTAL_FLAG_STRUCT, RUNTIME_NOTPRODUCT_FLAG_STRUCT, RUNTIME_MANAGEABLE_FLAG_STRUCT, RUNTIME_PRODUCT_RW_FLAG_STRUCT)
 #endif // INCLUDE_ALL_GCS
 #ifdef COMPILER1
-C1_FLAGS(C1_DEVELOP_FLAG_STRUCT, C1_PD_DEVELOP_FLAG_STRUCT, C1_PRODUCT_FLAG_STRUCT, C1_PD_PRODUCT_FLAG_STRUCT, C1_NOTPRODUCT_FLAG_STRUCT)
+C1_FLAGS(C1_DEVELOP_FLAG_STRUCT, C1_PD_DEVELOP_FLAG_STRUCT, C1_PRODUCT_FLAG_STRUCT, C1_PD_PRODUCT_FLAG_STRUCT, C1_DIAGNOSTIC_FLAG_STRUCT, C1_NOTPRODUCT_FLAG_STRUCT)
 #endif
 #ifdef COMPILER2
 C2_FLAGS(C2_DEVELOP_FLAG_STRUCT, C2_PD_DEVELOP_FLAG_STRUCT, C2_PRODUCT_FLAG_STRUCT, C2_PD_PRODUCT_FLAG_STRUCT, C2_DIAGNOSTIC_FLAG_STRUCT, C2_EXPERIMENTAL_FLAG_STRUCT, C2_NOTPRODUCT_FLAG_STRUCT)
 #endif
 #ifdef SHARK
 return strncmp(s, q, len) == 0;
 }
 // Search the flag table for a named flag
 Flag* Flag::find_flag(const char* name, size_t length, bool allow_locked) {
-for (Flag* current = &flagTable[0]; current->name != NULL; current++) {
+for (Flag* current = &flagTable[0]; current->_name != NULL; current++) {
-if (str_equal(current->name, name, length)) {
+if (str_equal(current->_name, name, length)) {
-// Found a matching entry.  Report locked flags only if allowed.
+// Found a matching entry.
+// Don't report notproduct and develop flags in product builds.
+if (current->is_constant_in_binary()) {
+return NULL;
+}
+// Report locked flags only if allowed.
 if (!(current->is_unlocked() || current->is_unlocker())) {
 if (!allow_locked) {
 // disable use of locked flags, e.g. diagnostic, experimental,
 // commercial... until they are explicitly unlocked
 return NULL;
 float VMOptionsFuzzyMatchSimilarity = 0.7f;
 Flag* match = NULL;
 float score;
 float max_score = -1;
-for (Flag* current = &flagTable[0]; current->name != NULL; current++) {
+for (Flag* current = &flagTable[0]; current->_name != NULL; current++) {
-score = str_similar(current->name, name, length);
+score = str_similar(current->_name, name, length);
 if (score > max_score) {
 max_score = score;
 match = current;
 }
 }
 }
 bool CommandLineFlagsEx::is_default(CommandLineFlag flag) {
 assert((size_t)flag < Flag::numFlags, "bad command line flag index");
 Flag* f = &Flag::flags[flag];
-return (f->origin == DEFAULT);
+return f->is_default();
 }
 bool CommandLineFlagsEx::is_ergo(CommandLineFlag flag) {
 assert((size_t)flag < Flag::numFlags, "bad command line flag index");
 Flag* f = &Flag::flags[flag];
-return (f->origin == ERGONOMIC);
+return f->is_ergonomic();
 }
 bool CommandLineFlagsEx::is_cmdline(CommandLineFlag flag) {
 assert((size_t)flag < Flag::numFlags, "bad command line flag index");
 Flag* f = &Flag::flags[flag];
-return (f->origin == COMMAND_LINE);
+return f->is_command_line();
 }
 bool CommandLineFlags::wasSetOnCmdline(const char* name, bool* value) {
 Flag* result = Flag::find_flag((char*)name, strlen(name));
 if (result == NULL) return false;
-*value = (result->origin == COMMAND_LINE);
+*value = result->is_command_line();
 return true;
 }
 bool CommandLineFlags::boolAt(char* name, size_t len, bool* value) {
 Flag* result = Flag::find_flag(name, len);
 if (!result->is_bool()) return false;
 *value = result->get_bool();
 return true;
 }
-bool CommandLineFlags::boolAtPut(char* name, size_t len, bool* value, FlagValueOrigin origin) {
+bool CommandLineFlags::boolAtPut(char* name, size_t len, bool* value, Flag::Flags origin) {
 Flag* result = Flag::find_flag(name, len);
 if (result == NULL) return false;
 if (!result->is_bool()) return false;
 bool old_value = result->get_bool();
 result->set_bool(*value);
 *value = old_value;
-result->origin = origin;
+result->set_origin(origin);
 return true;
 }
-void CommandLineFlagsEx::boolAtPut(CommandLineFlagWithType flag, bool value, FlagValueOrigin origin) {
+void CommandLineFlagsEx::boolAtPut(CommandLineFlagWithType flag, bool value, Flag::Flags origin) {
 Flag* faddr = address_of_flag(flag);
 guarantee(faddr != NULL && faddr->is_bool(), "wrong flag type");
 faddr->set_bool(value);
-faddr->origin = origin;
+faddr->set_origin(origin);
 }
 bool CommandLineFlags::intxAt(char* name, size_t len, intx* value) {
 Flag* result = Flag::find_flag(name, len);
 if (result == NULL) return false;
 if (!result->is_intx()) return false;
 *value = result->get_intx();
 return true;
 }
-bool CommandLineFlags::intxAtPut(char* name, size_t len, intx* value, FlagValueOrigin origin) {
+bool CommandLineFlags::intxAtPut(char* name, size_t len, intx* value, Flag::Flags origin) {
 Flag* result = Flag::find_flag(name, len);
 if (result == NULL) return false;
 if (!result->is_intx()) return false;
 intx old_value = result->get_intx();
 result->set_intx(*value);
 *value = old_value;
-result->origin = origin;
+result->set_origin(origin);
 return true;
 }
-void CommandLineFlagsEx::intxAtPut(CommandLineFlagWithType flag, intx value, FlagValueOrigin origin) {
+void CommandLineFlagsEx::intxAtPut(CommandLineFlagWithType flag, intx value, Flag::Flags origin) {
 Flag* faddr = address_of_flag(flag);
 guarantee(faddr != NULL && faddr->is_intx(), "wrong flag type");
 faddr->set_intx(value);
-faddr->origin = origin;
+faddr->set_origin(origin);
 }
 bool CommandLineFlags::uintxAt(char* name, size_t len, uintx* value) {
 Flag* result = Flag::find_flag(name, len);
 if (result == NULL) return false;
 if (!result->is_uintx()) return false;
 *value = result->get_uintx();
 return true;
 }
-bool CommandLineFlags::uintxAtPut(char* name, size_t len, uintx* value, FlagValueOrigin origin) {
+bool CommandLineFlags::uintxAtPut(char* name, size_t len, uintx* value, Flag::Flags origin) {
 Flag* result = Flag::find_flag(name, len);
 if (result == NULL) return false;
 if (!result->is_uintx()) return false;
 uintx old_value = result->get_uintx();
 result->set_uintx(*value);
 *value = old_value;
-result->origin = origin;
+result->set_origin(origin);
 return true;
 }
-void CommandLineFlagsEx::uintxAtPut(CommandLineFlagWithType flag, uintx value, FlagValueOrigin origin) {
+void CommandLineFlagsEx::uintxAtPut(CommandLineFlagWithType flag, uintx value, Flag::Flags origin) {
 Flag* faddr = address_of_flag(flag);
 guarantee(faddr != NULL && faddr->is_uintx(), "wrong flag type");
 faddr->set_uintx(value);
-faddr->origin = origin;
+faddr->set_origin(origin);
 }
 bool CommandLineFlags::uint64_tAt(char* name, size_t len, uint64_t* value) {
 Flag* result = Flag::find_flag(name, len);
 if (result == NULL) return false;
 if (!result->is_uint64_t()) return false;
 *value = result->get_uint64_t();
 return true;
 }
-bool CommandLineFlags::uint64_tAtPut(char* name, size_t len, uint64_t* value, FlagValueOrigin origin) {
+bool CommandLineFlags::uint64_tAtPut(char* name, size_t len, uint64_t* value, Flag::Flags origin) {
 Flag* result = Flag::find_flag(name, len);
 if (result == NULL) return false;
 if (!result->is_uint64_t()) return false;
 uint64_t old_value = result->get_uint64_t();
 result->set_uint64_t(*value);
 *value = old_value;
-result->origin = origin;
+result->set_origin(origin);
 return true;
 }
-void CommandLineFlagsEx::uint64_tAtPut(CommandLineFlagWithType flag, uint64_t value, FlagValueOrigin origin) {
+void CommandLineFlagsEx::uint64_tAtPut(CommandLineFlagWithType flag, uint64_t value, Flag::Flags origin) {
 Flag* faddr = address_of_flag(flag);
 guarantee(faddr != NULL && faddr->is_uint64_t(), "wrong flag type");
 faddr->set_uint64_t(value);
-faddr->origin = origin;
+faddr->set_origin(origin);
 }
 bool CommandLineFlags::doubleAt(char* name, size_t len, double* value) {
 Flag* result = Flag::find_flag(name, len);
 if (result == NULL) return false;
 if (!result->is_double()) return false;
 *value = result->get_double();
 return true;
 }
-bool CommandLineFlags::doubleAtPut(char* name, size_t len, double* value, FlagValueOrigin origin) {
+bool CommandLineFlags::doubleAtPut(char* name, size_t len, double* value, Flag::Flags origin) {
 Flag* result = Flag::find_flag(name, len);
 if (result == NULL) return false;
 if (!result->is_double()) return false;
 double old_value = result->get_double();
 result->set_double(*value);
 *value = old_value;
-result->origin = origin;
+result->set_origin(origin);
 return true;
 }
-void CommandLineFlagsEx::doubleAtPut(CommandLineFlagWithType flag, double value, FlagValueOrigin origin) {
+void CommandLineFlagsEx::doubleAtPut(CommandLineFlagWithType flag, double value, Flag::Flags origin) {
 Flag* faddr = address_of_flag(flag);
 guarantee(faddr != NULL && faddr->is_double(), "wrong flag type");
 faddr->set_double(value);
-faddr->origin = origin;
+faddr->set_origin(origin);
 }
 bool CommandLineFlags::ccstrAt(char* name, size_t len, ccstr* value) {
 Flag* result = Flag::find_flag(name, len);
 if (result == NULL) return false;
 return true;
 }
 // Contract:  Flag will make private copy of the incoming value.
 // Outgoing value is always malloc-ed, and caller MUST call free.
-bool CommandLineFlags::ccstrAtPut(char* name, size_t len, ccstr* value, FlagValueOrigin origin) {
+bool CommandLineFlags::ccstrAtPut(char* name, size_t len, ccstr* value, Flag::Flags origin) {
 Flag* result = Flag::find_flag(name, len);
 if (result == NULL) return false;
 if (!result->is_ccstr()) return false;
 ccstr old_value = result->get_ccstr();
 char* new_value = NULL;
 if (*value != NULL) {
 new_value = NEW_C_HEAP_ARRAY(char, strlen(*value)+1, mtInternal);
 strcpy(new_value, *value);
 }
 result->set_ccstr(new_value);
-if (result->origin == DEFAULT && old_value != NULL) {
+if (result->is_default() && old_value != NULL) {
 // Prior value is NOT heap allocated, but was a literal constant.
 char* old_value_to_free = NEW_C_HEAP_ARRAY(char, strlen(old_value)+1, mtInternal);
 strcpy(old_value_to_free, old_value);
 old_value = old_value_to_free;
 }
 *value = old_value;
-result->origin = origin;
+result->set_origin(origin);
 return true;
 }
 // Contract:  Flag will make private copy of the incoming value.
-void CommandLineFlagsEx::ccstrAtPut(CommandLineFlagWithType flag, ccstr value, FlagValueOrigin origin) {
+void CommandLineFlagsEx::ccstrAtPut(CommandLineFlagWithType flag, ccstr value, Flag::Flags origin) {
 Flag* faddr = address_of_flag(flag);
 guarantee(faddr != NULL && faddr->is_ccstr(), "wrong flag type");
 ccstr old_value = faddr->get_ccstr();
 char* new_value = NEW_C_HEAP_ARRAY(char, strlen(value)+1, mtInternal);
 strcpy(new_value, value);
 faddr->set_ccstr(new_value);
-if (faddr->origin != DEFAULT && old_value != NULL) {
+if (!faddr->is_default() && old_value != NULL) {
 // Prior value is heap allocated so free it.
 FREE_C_HEAP_ARRAY(char, old_value, mtInternal);
 }
-faddr->origin = origin;
+faddr->set_origin(origin);
 }
 extern "C" {
 static int compare_flags(const void* void_a, const void* void_b) {
-return strcmp((*((Flag**) void_a))->name, (*((Flag**) void_b))->name);
+return strcmp((*((Flag**) void_a))->_name, (*((Flag**) void_b))->_name);
 }
 }
 void CommandLineFlags::printSetFlags(outputStream* out) {
 // Print which flags were set on the command line
 // note: this method is called before the thread structure is in place
 //       which means resource allocation cannot be used.
-// Compute size
+// The last entry is the null entry.
-int length= 0;
+const size_t length = Flag::numFlags - 1;
-while (flagTable[length].name != NULL) length++;
 // Sort
 Flag** array = NEW_C_HEAP_ARRAY(Flag*, length, mtInternal);
-for (int index = 0; index < length; index++) {
+for (size_t i = 0; i < length; i++) {
-array[index] = &flagTable[index];
+array[i] = &flagTable[i];
 }
 qsort(array, length, sizeof(Flag*), compare_flags);
 // Print
-for (int i = 0; i < length; i++) {
+for (size_t i = 0; i < length; i++) {
-if (array[i]->origin /* naked field! */) {
+if (array[i]->get_origin() /* naked field! */) {
 array[i]->print_as_flag(out);
 out->print(" ");
 }
 }
 out->cr();
 void CommandLineFlags::printFlags(outputStream* out, bool withComments) {
 // Print the flags sorted by name
 // note: this method is called before the thread structure is in place
 //       which means resource allocation cannot be used.
-// Compute size
+// The last entry is the null entry.
-int length= 0;
+const size_t length = Flag::numFlags - 1;
-while (flagTable[length].name != NULL) length++;
 // Sort
 Flag** array = NEW_C_HEAP_ARRAY(Flag*, length, mtInternal);
-for (int index = 0; index < length; index++) {
+for (size_t i = 0; i < length; i++) {
-array[index] = &flagTable[index];
+array[i] = &flagTable[i];
 }
 qsort(array, length, sizeof(Flag*), compare_flags);
 // Print
 out->print_cr("[Global flags]");
-for (int i = 0; i < length; i++) {
+for (size_t i = 0; i < length; i++) {
 if (array[i]->is_unlocked()) {
 array[i]->print_on(out, withComments);
 }
 }
 FREE_C_HEAP_ARRAY(Flag*, array, mtInternal);

Mercurial > jdk8-mips64-public > hotspot / file comparison

comparison: src/share/vm/runtime/globals.cpp

src/share/vm/runtime/globals.cpp