Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/cpu/x86/vm/vm_version_x86.cpp
src/cpu/x86/vm/vm_version_x86.cpp
- changeset 4106
- 7eca5de9e0b6
- parent 4105
- 8ae8f9dd7099
- child 4205
- a3ecd773a7b9
equal
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| 4105:8ae8f9dd7099 | 4106:7eca5de9e0b6 |
|---|---|
| 361 _logical_processors_per_package = logical_processor_count(); | 361 _logical_processors_per_package = logical_processor_count(); |
| 362 } | 362 } |
| 363 } | 363 } |
| 364 | 364 |
| 365 _supports_cx8 = supports_cmpxchg8(); | 365 _supports_cx8 = supports_cmpxchg8(); |
| 366 // xchg and xadd instructions | |
| 367 _supports_atomic_getset4 = true; | |
| 368 _supports_atomic_getadd4 = true; | |
| 369 LP64_ONLY(_supports_atomic_getset8 = true); | |
| 370 LP64_ONLY(_supports_atomic_getadd8 = true); | |
| 366 | 371 |
| 367 #ifdef _LP64 | 372 #ifdef _LP64 |
| 368 // OS should support SSE for x64 and hardware should support at least SSE2. | 373 // OS should support SSE for x64 and hardware should support at least SSE2. |
| 369 if (!VM_Version::supports_sse2()) { | 374 if (!VM_Version::supports_sse2()) { |
| 370 vm_exit_during_initialization("Unknown x64 processor: SSE2 not supported"); | 375 vm_exit_during_initialization("Unknown x64 processor: SSE2 not supported"); |
