30 /**
31 * Base class for all CLI tests on SHA-related options.
32 *
33 * Instead of using huge complex tests for each option, each test is constructed
34 * from several test cases shared among different tests.
35 */
36 public class SHAOptionsBase extends CommandLineOptionTest {
37 protected static final String USE_SHA_OPTION = "UseSHA";
38 protected static final String USE_SHA1_INTRINSICS_OPTION
39 = "UseSHA1Intrinsics";
40 protected static final String USE_SHA256_INTRINSICS_OPTION
41 = "UseSHA256Intrinsics";
42 protected static final String USE_SHA512_INTRINSICS_OPTION
43 = "UseSHA512Intrinsics";
44
45 // Note that strings below will be passed to
46 // CommandLineOptionTest.verifySameJVMStartup and thus are regular
47 // expressions, not just a plain strings.
48 protected static final String SHA_INSTRUCTIONS_ARE_NOT_AVAILABLE
49 = "SHA instructions are not available on this CPU";
50 protected static final String SHA1_INSTRUCTION_IS_NOT_AVAILABLE
51 = "SHA1 instruction is not available on this CPU\\.";
52 protected static final String SHA256_INSTRUCTION_IS_NOT_AVAILABLE
53 = "SHA256 instruction \\(for SHA-224 and SHA-256\\) "
54 + "is not available on this CPU\\.";
55 protected static final String SHA512_INSTRUCTION_IS_NOT_AVAILABLE
56 = "SHA512 instruction \\(for SHA-384 and SHA-512\\) "
57 + "is not available on this CPU\\.";
58 protected static final String SHA_INTRINSICS_ARE_NOT_AVAILABLE
59 = "SHA intrinsics are not available on this CPU";
60
61 private final TestCase[] testCases;
62
63 /**
64 * Returns warning message that should occur in VM output if an option with
65 * the name {@code optionName} was turned on and CPU does not support
66 * required instructions.
67 *
68 * @param optionName The name of the option for which warning message should
69 * be returned.
70 * @return A warning message that will be printed out to VM output if CPU
71 * instructions required by the option are not supported.
72 */
73 protected static String getWarningForUnsupportedCPU(String optionName) {
74 if (Platform.isSparc() || Platform.isAArch64()) {
75 switch (optionName) {
76 case SHAOptionsBase.USE_SHA_OPTION:
77 return SHAOptionsBase.SHA_INSTRUCTIONS_ARE_NOT_AVAILABLE;
78 case SHAOptionsBase.USE_SHA1_INTRINSICS_OPTION:
79 return SHAOptionsBase.SHA1_INSTRUCTION_IS_NOT_AVAILABLE;
80 case SHAOptionsBase.USE_SHA256_INTRINSICS_OPTION:
81 return SHAOptionsBase.SHA256_INSTRUCTION_IS_NOT_AVAILABLE;
82 case SHAOptionsBase.USE_SHA512_INTRINSICS_OPTION:
83 return SHAOptionsBase.SHA512_INSTRUCTION_IS_NOT_AVAILABLE;
84 default:
85 throw new Error("Unexpected option " + optionName);
86 }
87 } else if (Platform.isX64() || Platform.isX86()) {
88 switch (optionName) {
89 case SHAOptionsBase.USE_SHA_OPTION:
90 return SHAOptionsBase.SHA_INSTRUCTIONS_ARE_NOT_AVAILABLE;
91 case SHAOptionsBase.USE_SHA1_INTRINSICS_OPTION:
92 case SHAOptionsBase.USE_SHA256_INTRINSICS_OPTION:
93 case SHAOptionsBase.USE_SHA512_INTRINSICS_OPTION:
94 return SHAOptionsBase.SHA_INTRINSICS_ARE_NOT_AVAILABLE;
95 default:
96 throw new Error("Unexpected option " + optionName);
97 }
98 } else {
99 throw new Error("Support for CPUs other then X86 or SPARC is not "
100 + "implemented.");
101 }
102 }
103
104 /**
105 * Returns the predicate indicating whether or not CPU instructions required
106 * by the option with name {@code optionName} are available.
107 *
108 * @param optionName The name of the option for which a predicate should be
109 * returned.
110 * @return The predicate on availability of CPU instructions required by the
111 * option.
112 */
113 protected static BooleanSupplier getPredicateForOption(String optionName) {
114 switch (optionName) {
115 case SHAOptionsBase.USE_SHA_OPTION:
116 return IntrinsicPredicates.ANY_SHA_INSTRUCTION_AVAILABLE;
117 case SHAOptionsBase.USE_SHA1_INTRINSICS_OPTION:
118 return IntrinsicPredicates.SHA1_INSTRUCTION_AVAILABLE;
119 case SHAOptionsBase.USE_SHA256_INTRINSICS_OPTION:
120 return IntrinsicPredicates.SHA256_INSTRUCTION_AVAILABLE;
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30 /**
31 * Base class for all CLI tests on SHA-related options.
32 *
33 * Instead of using huge complex tests for each option, each test is constructed
34 * from several test cases shared among different tests.
35 */
36 public class SHAOptionsBase extends CommandLineOptionTest {
37 protected static final String USE_SHA_OPTION = "UseSHA";
38 protected static final String USE_SHA1_INTRINSICS_OPTION
39 = "UseSHA1Intrinsics";
40 protected static final String USE_SHA256_INTRINSICS_OPTION
41 = "UseSHA256Intrinsics";
42 protected static final String USE_SHA512_INTRINSICS_OPTION
43 = "UseSHA512Intrinsics";
44
45 // Note that strings below will be passed to
46 // CommandLineOptionTest.verifySameJVMStartup and thus are regular
47 // expressions, not just a plain strings.
48 protected static final String SHA_INSTRUCTIONS_ARE_NOT_AVAILABLE
49 = "SHA instructions are not available on this CPU";
50 protected static final String SHA1_INTRINSICS_ARE_NOT_AVAILABLE
51 = "Intrinsics for SHA-1 crypto hash functions not available.";
52 protected static final String SHA256_INTRINSICS_ARE_NOT_AVAILABLE
53 = "Intrinsics for SHA-224 and SHA-256 crypto hash functions not available.";
54 protected static final String SHA512_INTRINSICS_ARE_NOT_AVAILABLE
55 = "Intrinsics for SHA-384 and SHA-512 crypto hash functions not available.";
56
57 private final TestCase[] testCases;
58
59 /**
60 * Returns warning message that should occur in VM output if an option with
61 * the name {@code optionName} was turned on and CPU does not support
62 * required instructions.
63 *
64 * @param optionName The name of the option for which warning message should
65 * be returned.
66 * @return A warning message that will be printed out to VM output if CPU
67 * instructions required by the option are not supported.
68 */
69 protected static String getWarningForUnsupportedCPU(String optionName) {
70 if (Platform.isSparc() || Platform.isAArch64() ||
71 Platform.isX64() || Platform.isX86()) {
72 switch (optionName) {
73 case SHAOptionsBase.USE_SHA_OPTION:
74 return SHAOptionsBase.SHA_INSTRUCTIONS_ARE_NOT_AVAILABLE;
75 case SHAOptionsBase.USE_SHA1_INTRINSICS_OPTION:
76 return SHAOptionsBase.SHA1_INTRINSICS_ARE_NOT_AVAILABLE;
77 case SHAOptionsBase.USE_SHA256_INTRINSICS_OPTION:
78 return SHAOptionsBase.SHA256_INTRINSICS_ARE_NOT_AVAILABLE;
79 case SHAOptionsBase.USE_SHA512_INTRINSICS_OPTION:
80 return SHAOptionsBase.SHA512_INTRINSICS_ARE_NOT_AVAILABLE;
81 default:
82 throw new Error("Unexpected option " + optionName);
83 }
84 } else {
85 throw new Error("Support for CPUs different fromn X86, SPARC, and AARCH64 "
86 + "is not implemented");
87 }
88 }
89
90 /**
91 * Returns the predicate indicating whether or not CPU instructions required
92 * by the option with name {@code optionName} are available.
93 *
94 * @param optionName The name of the option for which a predicate should be
95 * returned.
96 * @return The predicate on availability of CPU instructions required by the
97 * option.
98 */
99 protected static BooleanSupplier getPredicateForOption(String optionName) {
100 switch (optionName) {
101 case SHAOptionsBase.USE_SHA_OPTION:
102 return IntrinsicPredicates.ANY_SHA_INSTRUCTION_AVAILABLE;
103 case SHAOptionsBase.USE_SHA1_INTRINSICS_OPTION:
104 return IntrinsicPredicates.SHA1_INSTRUCTION_AVAILABLE;
105 case SHAOptionsBase.USE_SHA256_INTRINSICS_OPTION:
106 return IntrinsicPredicates.SHA256_INSTRUCTION_AVAILABLE;
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