22 *
23 */
24
25 #ifndef SHARE_VM_RUNTIME_JVMFLAGRANGELIST_HPP
26 #define SHARE_VM_RUNTIME_JVMFLAGRANGELIST_HPP
27
28 #include "memory/metaspaceShared.hpp"
29 #include "runtime/flags/jvmFlag.hpp"
30 #include "utilities/growableArray.hpp"
31
32 /*
33 * Here we have a mechanism for extracting ranges specified in flag macro tables.
34 *
35 * The specified ranges are used to verify that flags have valid values.
36 *
37 * An example of a range is "min <= flag <= max". Both "min" and "max" must be
38 * constant and can not change. If either "min" or "max" can change,
39 * then we need to use constraint instead.
40 */
41
42 class CommandLineError : public AllStatic {
43 public:
44 static void print(bool verbose, const char* msg, ...);
45 };
46
47 class JVMFlagRange : public CHeapObj<mtArguments> {
48 private:
49 const char* _name;
50 public:
51 // the "name" argument must be a string literal
52 JVMFlagRange(const char* name) { _name=name; }
53 ~JVMFlagRange() {}
54 const char* name() { return _name; }
55 virtual JVMFlag::Error check(bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
56 virtual JVMFlag::Error check_int(int value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
57 virtual JVMFlag::Error check_intx(intx value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
58 virtual JVMFlag::Error check_uint(uint value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
59 virtual JVMFlag::Error check_uintx(uintx value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
60 virtual JVMFlag::Error check_uint64_t(uint64_t value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
61 virtual JVMFlag::Error check_size_t(size_t value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
62 virtual JVMFlag::Error check_double(double value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
63 virtual void print(outputStream* st) { ; }
64 };
65
66 class JVMFlagRangeList : public AllStatic {
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22 *
23 */
24
25 #ifndef SHARE_VM_RUNTIME_JVMFLAGRANGELIST_HPP
26 #define SHARE_VM_RUNTIME_JVMFLAGRANGELIST_HPP
27
28 #include "memory/metaspaceShared.hpp"
29 #include "runtime/flags/jvmFlag.hpp"
30 #include "utilities/growableArray.hpp"
31
32 /*
33 * Here we have a mechanism for extracting ranges specified in flag macro tables.
34 *
35 * The specified ranges are used to verify that flags have valid values.
36 *
37 * An example of a range is "min <= flag <= max". Both "min" and "max" must be
38 * constant and can not change. If either "min" or "max" can change,
39 * then we need to use constraint instead.
40 */
41
42 class JVMFlagRange : public CHeapObj<mtArguments> {
43 private:
44 const char* _name;
45 public:
46 // the "name" argument must be a string literal
47 JVMFlagRange(const char* name) { _name=name; }
48 ~JVMFlagRange() {}
49 const char* name() { return _name; }
50 virtual JVMFlag::Error check(bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
51 virtual JVMFlag::Error check_int(int value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
52 virtual JVMFlag::Error check_intx(intx value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
53 virtual JVMFlag::Error check_uint(uint value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
54 virtual JVMFlag::Error check_uintx(uintx value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
55 virtual JVMFlag::Error check_uint64_t(uint64_t value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
56 virtual JVMFlag::Error check_size_t(size_t value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
57 virtual JVMFlag::Error check_double(double value, bool verbose = true) { ShouldNotReachHere(); return JVMFlag::ERR_OTHER; }
58 virtual void print(outputStream* st) { ; }
59 };
60
61 class JVMFlagRangeList : public AllStatic {
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