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src/hotspot/share/gc/shared/c1/cardTableBarrierSetC1.cpp

BarrierSetC1_v3

*** 26,42 **** #include "gc/shared/c1/cardTableBarrierSetC1.hpp" #include "gc/shared/cardTableBarrierSet.hpp" #include "utilities/macros.hpp" #ifdef ASSERT ! #define __ lir_generator->lir(__FILE__, __LINE__)-> #else ! #define __ lir_generator->lir()-> #endif ! void CardTableBarrierSetC1::post_barrier(LIRGenerator *lir_generator, DecoratorSet decorators, ! LIR_OprDesc* addr, LIR_OprDesc* new_val) { bool in_heap = (decorators & IN_HEAP) != 0; if (!in_heap) { return; } --- 26,43 ---- #include "gc/shared/c1/cardTableBarrierSetC1.hpp" #include "gc/shared/cardTableBarrierSet.hpp" #include "utilities/macros.hpp" #ifdef ASSERT ! #define __ gen->lir(__FILE__, __LINE__)-> #else ! #define __ gen->lir()-> #endif ! void CardTableBarrierSetC1::post_barrier(LIRAccess& access, LIR_OprDesc* addr, LIR_OprDesc* new_val) { ! DecoratorSet decorators = access.decorators(); ! LIRGenerator* gen = access.gen(); bool in_heap = (decorators & IN_HEAP) != 0; if (!in_heap) { return; } ***************
*** 47,57 **** LIR_Const* card_table_base = new LIR_Const(ct->byte_map_base()); if (addr->is_address()) { LIR_Address* address = addr->as_address_ptr(); // ptr cannot be an object because we use this barrier for array card marks // and addr can point in the middle of an array. ! LIR_Opr ptr = lir_generator->new_pointer_register(); if (!address->index()->is_valid() && address->disp() == 0) { __ move(address->base(), ptr); } else { assert(address->disp() != max_jint, "lea doesn't support patched addresses!"); __ leal(addr, ptr); --- 48,58 ---- LIR_Const* card_table_base = new LIR_Const(ct->byte_map_base()); if (addr->is_address()) { LIR_Address* address = addr->as_address_ptr(); // ptr cannot be an object because we use this barrier for array card marks // and addr can point in the middle of an array. ! LIR_Opr ptr = gen->new_pointer_register(); if (!address->index()->is_valid() && address->disp() == 0) { __ move(address->base(), ptr); } else { assert(address->disp() != max_jint, "lea doesn't support patched addresses!"); __ leal(addr, ptr); ***************
*** 61,88 **** assert(addr->is_register(), "must be a register at this point"); #ifdef CARDTABLEBARRIERSET_POST_BARRIER_HELPER CardTableBarrierSet_post_barrier_helper(addr, card_table_base); #else ! LIR_Opr tmp = lir_generator->new_pointer_register(); if (TwoOperandLIRForm) { __ move(addr, tmp); __ unsigned_shift_right(tmp, CardTable::card_shift, tmp); } else { __ unsigned_shift_right(addr, CardTable::card_shift, tmp); } LIR_Address* card_addr; ! if (lir_generator->can_inline_as_constant(card_table_base)) { card_addr = new LIR_Address(tmp, card_table_base->as_jint(), T_BYTE); } else { ! card_addr = new LIR_Address(tmp, lir_generator->load_constant(card_table_base), T_BYTE); } LIR_Opr dirty = LIR_OprFact::intConst(CardTable::dirty_card_val()); if (UseCondCardMark) { ! LIR_Opr cur_value = lir_generator->new_register(T_INT); if (ct->scanned_concurrently()) { __ membar_storeload(); } __ move(card_addr, cur_value); --- 62,89 ---- assert(addr->is_register(), "must be a register at this point"); #ifdef CARDTABLEBARRIERSET_POST_BARRIER_HELPER CardTableBarrierSet_post_barrier_helper(addr, card_table_base); #else ! LIR_Opr tmp = gen->new_pointer_register(); if (TwoOperandLIRForm) { __ move(addr, tmp); __ unsigned_shift_right(tmp, CardTable::card_shift, tmp); } else { __ unsigned_shift_right(addr, CardTable::card_shift, tmp); } LIR_Address* card_addr; ! if (gen->can_inline_as_constant(card_table_base)) { card_addr = new LIR_Address(tmp, card_table_base->as_jint(), T_BYTE); } else { ! card_addr = new LIR_Address(tmp, gen->load_constant(card_table_base), T_BYTE); } LIR_Opr dirty = LIR_OprFact::intConst(CardTable::dirty_card_val()); if (UseCondCardMark) { ! LIR_Opr cur_value = gen->new_register(T_INT); if (ct->scanned_concurrently()) { __ membar_storeload(); } __ move(card_addr, cur_value);
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