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comparison src/share/vm/runtime/arguments.cpp @ 11228:e28663a9f5ef

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fixed bug in java.util.zip.CRC32.update(int b) interpreter entry stub and re-enabled CRC32 intrinsics
author Doug Simon <doug.simon@oracle.com>
date Tue, 06 Aug 2013 18:31:23 +0200
parents 0630959b64e8
children f49ee75d2a8b
comparison
equal deleted inserted replaced
11227:bd0e589a9a65 11228:e28663a9f5ef
2216 2216
2217 if (!ScavengeRootsInCode) { 2217 if (!ScavengeRootsInCode) {
2218 warning("forcing ScavengeRootsInCode non-zero because Graal is enabled"); 2218 warning("forcing ScavengeRootsInCode non-zero because Graal is enabled");
2219 ScavengeRootsInCode = 1; 2219 ScavengeRootsInCode = 1;
2220 } 2220 }
2221
2222 if (UseCRC32Intrinsics) {
2223 // For some yet to be determined reason, enabling CRC32 intrinsics causes
2224 // a Graal compiled call to 'static java.util.zip.CRC32.update(int crc, int b)'
2225 // to crash the VM
2226 warning("disabling CRC32 intrinsics because Graal is enabled");
2227 }
2228 // This prevents the flag being set to true by VM_Version::get_processor_features()
2229 FLAG_SET_CMDLINE(bool, UseCRC32Intrinsics, false);
2230 #endif 2221 #endif
2231 2222
2232 // Need to limit the extent of the padding to reasonable size. 2223 // Need to limit the extent of the padding to reasonable size.
2233 // 8K is well beyond the reasonable HW cache line size, even with the 2224 // 8K is well beyond the reasonable HW cache line size, even with the
2234 // aggressive prefetching, while still leaving the room for segregating 2225 // aggressive prefetching, while still leaving the room for segregating