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comparison src/cpu/x86/vm/vm_version_x86.cpp @ 7638:522c328b8b77

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8003878: compiler/7196199 test failed on OS X since 8b54, jdk7u12b01 Summary: Limit vectors size to 16 bytes on BSD until the problem is fixed Reviewed-by: twisti
author kvn
date Wed, 23 Jan 2013 15:11:03 -0800
parents 92d4b5d8dde4
children 3ac7d10a6572 b800986664f4
comparison
equal deleted inserted replaced
7637:b30b3c2a0cf2 7638:522c328b8b77
659 UseSSE42Intrinsics = true; 659 UseSSE42Intrinsics = true;
660 } 660 }
661 } 661 }
662 } 662 }
663 } 663 }
664 #if defined(COMPILER2) && defined(_ALLBSD_SOURCE)
665 if (MaxVectorSize > 16) {
666 // Limit vectors size to 16 bytes on BSD until it fixes
667 // restoring upper 128bit of YMM registers on return
668 // from signal handler.
669 FLAG_SET_DEFAULT(MaxVectorSize, 16);
670 }
671 #endif // COMPILER2
664 672
665 // Use population count instruction if available. 673 // Use population count instruction if available.
666 if (supports_popcnt()) { 674 if (supports_popcnt()) {
667 if (FLAG_IS_DEFAULT(UsePopCountInstruction)) { 675 if (FLAG_IS_DEFAULT(UsePopCountInstruction)) {
668 UsePopCountInstruction = true; 676 UsePopCountInstruction = true;