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6961690: load oops from constant table on SPARC

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Oops should be loaded from the constant table of an nmethod instead of materializing them with a long code sequence.

Reviewed-by: never, kvn
This commit is contained in:
Christian Thalinger 2010-12-03 01:34:31 -08:00
parent ab725dba1d
commit ffaadcecea
31 changed files with 1795 additions and 830 deletions
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28
hotspot/src/share/vm/asm/assembler.inline.hpp
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@ -114,32 +114,4 @@ inline void Label::bind_loc(int pos, int sect) {
bind_loc(CodeBuffer::locator(pos, sect));
}
address AbstractAssembler::address_constant(Label& L) {
address c = NULL;
address ptr = start_a_const(sizeof(c), sizeof(c));
if (ptr != NULL) {
relocate(Relocation::spec_simple(relocInfo::internal_word_type));
*(address*)ptr = c = code_section()->target(L, ptr);
_code_pos = ptr + sizeof(c);
end_a_const();
}
return ptr;
}
address AbstractAssembler::address_table_constant(GrowableArray<Label*> labels) {
int addressSize = sizeof(address);
int sizeLabel = addressSize * labels.length();
address ptr = start_a_const(sizeLabel, addressSize);
if (ptr != NULL) {
address *labelLoc = (address*)ptr;
for (int i=0; i < labels.length(); i++) {
emit_address(code_section()->target(*labels.at(i), (address)&labelLoc[i]));
code_section()->relocate((address)&labelLoc[i], relocInfo::internal_word_type);
}
end_a_const();
}
return ptr;
}
#endif // SHARE_VM_ASM_ASSEMBLER_INLINE_HPP