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6459085: naked pointer subtractions in class data sharing code

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Reviewed-by: jcoomes
This commit is contained in:
Xiaobin Lu 2008-08-18 14:53:36 -07:00
parent bf2763ee4e
commit cf5e518aff
2 changed files with 9 additions and 5 deletions
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2
hotspot/make/linux/makefiles/vm.make
View file

@ -195,7 +195,7 @@ $(LIBJVM): $(LIBJVM.o) $(LIBJVM_MAPFILE) $(LD_SCRIPT)
if [ $$? = 0 ] ; then \
/usr/bin/chcon -t textrel_shlib_t $@; \
if [ $$? != 0 ]; then \
echo "ERROR: Cannot chcon $@"; exit 1; \
echo "ERROR: Cannot chcon $@"; \
fi \
fi \
fi \

12
hotspot/src/share/vm/memory/dump.cpp
View file

@ -1200,10 +1200,12 @@ public:
mapinfo->write_space(CompactingPermGenGen::rw, _rw_space, false);
_rw_space->set_saved_mark();
mapinfo->write_region(CompactingPermGenGen::md, _md_vs->low(),
md_top - _md_vs->low(), SharedMiscDataSize,
pointer_delta(md_top, _md_vs->low(), sizeof(char)),
SharedMiscDataSize,
false, false);
mapinfo->write_region(CompactingPermGenGen::mc, _mc_vs->low(),
mc_top - _mc_vs->low(), SharedMiscCodeSize,
pointer_delta(mc_top, _mc_vs->low(), sizeof(char)),
SharedMiscCodeSize,
true, true);
// Pass 2 - write data.
@ -1212,10 +1214,12 @@ public:
mapinfo->write_space(CompactingPermGenGen::ro, _ro_space, true);
mapinfo->write_space(CompactingPermGenGen::rw, _rw_space, false);
mapinfo->write_region(CompactingPermGenGen::md, _md_vs->low(),
md_top - _md_vs->low(), SharedMiscDataSize,
pointer_delta(md_top, _md_vs->low(), sizeof(char)),
SharedMiscDataSize,
false, false);
mapinfo->write_region(CompactingPermGenGen::mc, _mc_vs->low(),
mc_top - _mc_vs->low(), SharedMiscCodeSize,
pointer_delta(mc_top, _mc_vs->low(), sizeof(char)),
SharedMiscCodeSize,
true, true);
mapinfo->close();