Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/cpu/mips/vm/vm_version_mips.hpp
src/cpu/mips/vm/vm_version_mips.hpp
- changeset 8016
- efbfe5d2d462
- parent 8015
- 2581a5399fb7
- child 9251
- 1ccc5a3b3671
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| 8015:2581a5399fb7 | 8016:efbfe5d2d462 |
|---|---|
| 31 | 31 |
| 32 | 32 |
| 33 class VM_Version: public Abstract_VM_Version { | 33 class VM_Version: public Abstract_VM_Version { |
| 34 protected: | 34 protected: |
| 35 enum Feature_Flag { | 35 enum Feature_Flag { |
| 36 with_l2_cache = 0, | 36 with_l2_cache = 0, |
| 37 spt_16k_page = 1, | 37 spt_16k_page = 1, |
| 38 gs464v = 2, | 38 gs464v = 2, |
| 39 gs464e = 3, | 39 gs464e = 3, |
| 40 gs464 = 4, | 40 gs464 = 4, |
| 41 with_gs_support = 5, | 41 gs264 = 5, |
| 42 with_gs_support = 6, | |
| 42 //////////////////////add some other feature here////////////////// | 43 //////////////////////add some other feature here////////////////// |
| 43 }; | 44 }; |
| 44 | 45 |
| 45 enum Feature_Flag_Set { | 46 enum Feature_Flag_Set { |
| 46 unknown_m = 0, | 47 unknown_m = 0, |
| 47 all_features_m = -1, | 48 all_features_m = -1, |
| 48 with_l2_cache_m = 1 << with_l2_cache, | 49 with_l2_cache_m = 1 << with_l2_cache, |
| 49 spt_16k_page_m = 1 << spt_16k_page, | 50 spt_16k_page_m = 1 << spt_16k_page, |
| 50 with_gs_support_m = 1 << with_gs_support, | 51 with_gs_support_m = 1 << with_gs_support, |
| 51 gs464_m = 1 << gs464, | 52 gs464_m = 1 << gs464, |
| 52 gs464v_m = 1 << gs464v, | 53 gs464v_m = 1 << gs464v, |
| 53 gs464e_m = 1 << gs464e, | 54 gs464e_m = 1 << gs464e, |
| 55 gs264_m = 1 << gs264, | |
| 54 | 56 |
| 55 //////////////////////add some other feature here////////////////// | 57 //////////////////////add some other feature here////////////////// |
| 56 }; | 58 }; |
| 57 | 59 |
| 58 static int _features; | 60 static int _features; |
| 69 //mips has no such instructions, use ll/sc instead | 71 //mips has no such instructions, use ll/sc instead |
| 70 static bool supports_compare_and_exchange() { return false; } | 72 static bool supports_compare_and_exchange() { return false; } |
| 71 | 73 |
| 72 static bool has_l2_cache() { return _features & with_l2_cache_m; } | 74 static bool has_l2_cache() { return _features & with_l2_cache_m; } |
| 73 static bool has_16k_page() { return _features & spt_16k_page_m; } | 75 static bool has_16k_page() { return _features & spt_16k_page_m; } |
| 76 static bool is_gs264() { return _features & gs264_m; } | |
| 74 static bool is_gs464() { return _features & gs464_m; } | 77 static bool is_gs464() { return _features & gs464_m; } |
| 75 static bool is_gs464v() { return _features & gs464v_m; } | 78 static bool is_gs464v() { return _features & gs464v_m; } |
| 76 static bool is_gs464e() { return _features & gs464e_m; } | 79 static bool is_gs464e() { return _features & gs464e_m; } |
| 77 static bool is_loongson() { return _features & with_gs_support_m; } | 80 static bool is_loongson() { return _features & with_gs_support_m; } |
| 78 static bool supports_dsp() { return 0; /*Loongson CPUs do not support DSP instructions well*/} | 81 static bool supports_dsp() { return 0; /*Loongson CPUs do not support DSP instructions well*/} |
