107 static int platform_features(int features);
108
109 // Returns true if the platform is in the niagara line (T series)
110 static bool is_M_family(int features) { return (features & M_family_m) != 0; }
111 static bool is_T_family(int features) { return (features & T_family_m) != 0; }
112 static bool is_niagara() { return is_T_family(_features); }
113 #ifdef ASSERT
114 static bool is_niagara(int features) {
115 // 'sun4v_m' may be defined on both Sun/Oracle Sparc CPUs as well as
116 // on Fujitsu Sparc64 CPUs, but only Sun/Oracle Sparcs can be 'niagaras'.
117 return (features & sun4v_m) != 0 && (features & sparc64_family_m) == 0;
118 }
119 #endif
120
121 // Returns true if it is niagara1 (T1).
122 static bool is_T1_model(int features) { return is_T_family(features) && ((features & T1_model_m) != 0); }
123
124 static int maximum_niagara1_processor_count() { return 32; }
125
126 public:
127 // Initialization
128 static void initialize();
129
130 // Instruction support
131 static bool has_v8() { return (_features & v8_instructions_m) != 0; }
132 static bool has_v9() { return (_features & v9_instructions_m) != 0; }
133 static bool has_hardware_mul32() { return (_features & hardware_mul32_m) != 0; }
134 static bool has_hardware_div32() { return (_features & hardware_div32_m) != 0; }
135 static bool has_hardware_fsmuld() { return (_features & hardware_fsmuld_m) != 0; }
136 static bool has_hardware_popc() { return (_features & hardware_popc_m) != 0; }
137 static bool has_vis1() { return (_features & vis1_instructions_m) != 0; }
138 static bool has_vis2() { return (_features & vis2_instructions_m) != 0; }
139 static bool has_vis3() { return (_features & vis3_instructions_m) != 0; }
140 static bool has_blk_init() { return (_features & blk_init_instructions_m) != 0; }
141 static bool has_cbcond() { return (_features & cbcond_instructions_m) != 0; }
142 static bool has_sparc5_instr() { return (_features & sparc5_instructions_m) != 0; }
143 static bool has_aes() { return (_features & aes_instructions_m) != 0; }
144 static bool has_sha1() { return (_features & sha1_instruction_m) != 0; }
145 static bool has_sha256() { return (_features & sha256_instruction_m) != 0; }
146 static bool has_sha512() { return (_features & sha512_instruction_m) != 0; }
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107 static int platform_features(int features);
108
109 // Returns true if the platform is in the niagara line (T series)
110 static bool is_M_family(int features) { return (features & M_family_m) != 0; }
111 static bool is_T_family(int features) { return (features & T_family_m) != 0; }
112 static bool is_niagara() { return is_T_family(_features); }
113 #ifdef ASSERT
114 static bool is_niagara(int features) {
115 // 'sun4v_m' may be defined on both Sun/Oracle Sparc CPUs as well as
116 // on Fujitsu Sparc64 CPUs, but only Sun/Oracle Sparcs can be 'niagaras'.
117 return (features & sun4v_m) != 0 && (features & sparc64_family_m) == 0;
118 }
119 #endif
120
121 // Returns true if it is niagara1 (T1).
122 static bool is_T1_model(int features) { return is_T_family(features) && ((features & T1_model_m) != 0); }
123
124 static int maximum_niagara1_processor_count() { return 32; }
125
126 public:
127 static void early_initialize();
128 // Initialization
129 static void initialize();
130
131 // Instruction support
132 static bool has_v8() { return (_features & v8_instructions_m) != 0; }
133 static bool has_v9() { return (_features & v9_instructions_m) != 0; }
134 static bool has_hardware_mul32() { return (_features & hardware_mul32_m) != 0; }
135 static bool has_hardware_div32() { return (_features & hardware_div32_m) != 0; }
136 static bool has_hardware_fsmuld() { return (_features & hardware_fsmuld_m) != 0; }
137 static bool has_hardware_popc() { return (_features & hardware_popc_m) != 0; }
138 static bool has_vis1() { return (_features & vis1_instructions_m) != 0; }
139 static bool has_vis2() { return (_features & vis2_instructions_m) != 0; }
140 static bool has_vis3() { return (_features & vis3_instructions_m) != 0; }
141 static bool has_blk_init() { return (_features & blk_init_instructions_m) != 0; }
142 static bool has_cbcond() { return (_features & cbcond_instructions_m) != 0; }
143 static bool has_sparc5_instr() { return (_features & sparc5_instructions_m) != 0; }
144 static bool has_aes() { return (_features & aes_instructions_m) != 0; }
145 static bool has_sha1() { return (_features & sha1_instruction_m) != 0; }
146 static bool has_sha256() { return (_features & sha256_instruction_m) != 0; }
147 static bool has_sha512() { return (_features & sha512_instruction_m) != 0; }
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