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comparison src/cpu/sparc/vm/vm_version_sparc.cpp @ 7587:4a916f2ce331

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8003985: Support @Contended Annotation - JEP 142 Summary: HotSpot changes to support @Contended annotation. Reviewed-by: coleenp, kvn, jrose Contributed-by: Aleksey Shipilev <aleksey.shipilev@oracle.com>
author jwilhelm
date Mon, 14 Jan 2013 15:17:47 +0100
parents f0c2369fda5a
children 46c544b8fbfc
comparison
equal deleted inserted replaced
7586:90a92d5bca17 7587:4a916f2ce331
257 if (!has_vis2()) // Drop to 1 if no VIS2 support 257 if (!has_vis2()) // Drop to 1 if no VIS2 support
258 UseVIS = MIN2((intx)1,UseVIS); 258 UseVIS = MIN2((intx)1,UseVIS);
259 if (!has_vis1()) // Drop to 0 if no VIS1 support 259 if (!has_vis1()) // Drop to 0 if no VIS1 support
260 UseVIS = 0; 260 UseVIS = 0;
261 261
262 if (FLAG_IS_DEFAULT(ContendedPaddingWidth) &&
263 (cache_line_size > ContendedPaddingWidth))
264 ContendedPaddingWidth = cache_line_size;
265
262 #ifndef PRODUCT 266 #ifndef PRODUCT
263 if (PrintMiscellaneous && Verbose) { 267 if (PrintMiscellaneous && Verbose) {
264 tty->print("Allocation"); 268 tty->print("Allocation");
265 if (AllocatePrefetchStyle <= 0) { 269 if (AllocatePrefetchStyle <= 0) {
266 tty->print_cr(": no prefetching"); 270 tty->print_cr(": no prefetching");
284 tty->print_cr("PrefetchScanIntervalInBytes %d", PrefetchScanIntervalInBytes); 288 tty->print_cr("PrefetchScanIntervalInBytes %d", PrefetchScanIntervalInBytes);
285 } 289 }
286 if (PrefetchFieldsAhead > 0) { 290 if (PrefetchFieldsAhead > 0) {
287 tty->print_cr("PrefetchFieldsAhead %d", PrefetchFieldsAhead); 291 tty->print_cr("PrefetchFieldsAhead %d", PrefetchFieldsAhead);
288 } 292 }
293 if (ContendedPaddingWidth > 0) {
294 tty->print_cr("ContendedPaddingWidth %d", ContendedPaddingWidth);
295 }
289 } 296 }
290 #endif // PRODUCT 297 #endif // PRODUCT
291 } 298 }
292 299
293 void VM_Version::print_features() { 300 void VM_Version::print_features() {