< prev index next >
hotspot/src/share/vm/opto/chaitin.cpp
Print this page
rev 7082 : 8068881: SIGBUS in C2 compiled method weblogic.wsee.jaxws.framework.jaxrpc.EnvironmentFactory$SimulatedWsdlDefinitions.<init>
Summary: Use MachMerge to hook together defs of the same multidef value in a block
Reviewed-by: kvn, vlivanov
@@ -573,10 +573,13 @@
_allocator_successes += 1;
// Peephole remove copies
post_allocate_copy_removal();
+ // Merge multidefs if multiple defs representing the same value are used in a single block.
+ merge_multidefs();
+
#ifdef ASSERT
// Veify the graph after RA.
verify(&live_arena);
#endif
< prev index next >