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6696264: assert("narrow oop can never be zero") for GCBasher & ParNewGC

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Decouple set_klass() with zeroing the gap when compressed.

Reviewed-by: kvn, ysr, jrose
This commit is contained in:
Coleen Phillimore 2008-05-28 21:06:24 -07:00
parent 1f9e095ee3
commit 646ceb4a45
12 changed files with 67 additions and 20 deletions
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hotspot/src/cpu/sparc/vm/assembler_sparc.hpp
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@ -1979,6 +1979,7 @@ class MacroAssembler: public Assembler {
// klass oop manipulations if compressed
void load_klass(Register src_oop, Register klass);
void store_klass(Register klass, Register dst_oop);
void store_klass_gap(Register s, Register dst_oop);
// oop manipulations
void load_heap_oop(const Address& s, Register d, int offset = 0);