diff --git a/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp b/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp --- jdk8/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp +++ jdk8/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp @@ -2677,7 +2677,7 @@ if (ResizeOldPLAB && CMSOldPLABResizeQuicker) { size_t multiple = _num_blocks[word_sz]/(CMSOldPLABToleranceFactor*CMSOldPLABNumRefills*n_blks); n_blks += CMSOldPLABReactivityFactor*multiple*n_blks; - n_blks = MIN2(n_blks, CMSOldPLABMax); + n_blks = MIN2(n_blks, (size_t)CMSOldPLABMax); } assert(n_blks > 0, "Error"); _cfls->par_get_chunk_of_blocks(word_sz, n_blks, fl); diff --git a/src/share/vm/gc_implementation/g1/concurrentMark.cpp b/src/share/vm/gc_implementation/g1/concurrentMark.cpp --- jdk8/hotspot/src/share/vm/gc_implementation/g1/concurrentMark.cpp +++ jdk8/hotspot/src/share/vm/gc_implementation/g1/concurrentMark.cpp @@ -3538,7 +3538,7 @@ // of things to do) or totally (at the very end). size_t target_size; if (partially) { - target_size = MIN2((size_t)_task_queue->max_elems()/3, GCDrainStackTargetSize); + target_size = MIN2((size_t)(_task_queue->max_elems()/3), (size_t) GCDrainStackTargetSize); } else { target_size = 0; } @@ -4318,7 +4318,7 @@ // The > 0 check is to deal with the prev and next live bytes which // could be 0. if (*hum_bytes > 0) { - bytes = MIN2(HeapRegion::GrainBytes, *hum_bytes); + bytes = MIN2(HeapRegion::GrainBytes, (size_t)*hum_bytes); *hum_bytes -= bytes; } return bytes; diff --git a/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp b/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp --- jdk8/hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp +++ jdk8/hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp @@ -1700,7 +1700,7 @@ verify_region_sets_optional(); - size_t expand_bytes = MAX2(word_size * HeapWordSize, MinHeapDeltaBytes); + size_t expand_bytes = MAX2(word_size * HeapWordSize, (size_t)MinHeapDeltaBytes); ergo_verbose1(ErgoHeapSizing, "attempt heap expansion", ergo_format_reason("allocation request failed") diff --git a/src/share/vm/gc_implementation/g1/heapRegionRemSet.cpp b/src/share/vm/gc_implementation/g1/heapRegionRemSet.cpp --- jdk8/hotspot/src/share/vm/gc_implementation/g1/heapRegionRemSet.cpp +++ jdk8/hotspot/src/share/vm/gc_implementation/g1/heapRegionRemSet.cpp @@ -840,7 +840,7 @@ // This can be done by either mutator threads together with the // concurrent refinement threads or GC threads. int HeapRegionRemSet::num_par_rem_sets() { - return (int)MAX2(DirtyCardQueueSet::num_par_ids() + ConcurrentG1Refine::thread_num(), ParallelGCThreads); + return (int)MAX2(DirtyCardQueueSet::num_par_ids() + ConcurrentG1Refine::thread_num(), (size_t)ParallelGCThreads); } HeapRegionRemSet::HeapRegionRemSet(G1BlockOffsetSharedArray* bosa, diff --git a/src/share/vm/gc_implementation/parNew/parNewGeneration.cpp b/src/share/vm/gc_implementation/parNew/parNewGeneration.cpp --- jdk8/hotspot/src/share/vm/gc_implementation/parNew/parNewGeneration.cpp +++ jdk8/hotspot/src/share/vm/gc_implementation/parNew/parNewGeneration.cpp @@ -188,7 +188,7 @@ const size_t num_overflow_elems = of_stack->size(); const size_t space_available = queue->max_elems() - queue->size(); const size_t num_take_elems = MIN3(space_available / 4, - ParGCDesiredObjsFromOverflowList, + (size_t)ParGCDesiredObjsFromOverflowList, num_overflow_elems); // Transfer the most recent num_take_elems from the overflow // stack to our work queue. diff --git a/src/share/vm/gc_implementation/parallelScavenge/parMarkBitMap.cpp b/src/share/vm/gc_implementation/parallelScavenge/parMarkBitMap.cpp --- jdk8/hotspot/src/share/vm/gc_implementation/parallelScavenge/parMarkBitMap.cpp +++ jdk8/hotspot/src/share/vm/gc_implementation/parallelScavenge/parMarkBitMap.cpp @@ -69,7 +69,7 @@ if (_virtual_space != NULL && _virtual_space->expand_by(bytes)) { _region_start = covered_region.start(); _region_size = covered_region.word_size(); - idx_t* map = (idx_t*)_virtual_space->reserved_low_addr(); + BitMap::bm_word_t* map = (BitMap::bm_word_t*)_virtual_space->reserved_low_addr(); _beg_bits.set_map(map); _beg_bits.set_size(bits / 2); _end_bits.set_map(map + words / 2); diff --git a/src/share/vm/memory/collectorPolicy.cpp b/src/share/vm/memory/collectorPolicy.cpp --- jdk8/hotspot/src/share/vm/memory/collectorPolicy.cpp +++ jdk8/hotspot/src/share/vm/memory/collectorPolicy.cpp @@ -357,7 +357,7 @@ // generally small compared to the NewRatio calculation. _min_gen0_size = NewSize; desired_new_size = NewSize; - max_new_size = MAX2(max_new_size, NewSize); + max_new_size = MAX2(max_new_size, (size_t)NewSize); } else { // For the case where NewSize is the default, use NewRatio // to size the minimum and initial generation sizes. @@ -365,10 +365,10 @@ // NewRatio is overly large, the resulting sizes can be too // small. _min_gen0_size = MAX2(scale_by_NewRatio_aligned(min_heap_byte_size()), - NewSize); + (size_t)NewSize); desired_new_size = MAX2(scale_by_NewRatio_aligned(initial_heap_byte_size()), - NewSize); + (size_t)NewSize); } assert(_min_gen0_size > 0, "Sanity check"); @@ -423,14 +423,14 @@ // Adjust gen0 down to accomodate OldSize *gen0_size_ptr = heap_size - min_gen0_size; *gen0_size_ptr = - MAX2((uintx)align_size_down(*gen0_size_ptr, min_alignment()), + MAX2((size_t)align_size_down(*gen0_size_ptr, min_alignment()), min_alignment()); assert(*gen0_size_ptr > 0, "Min gen0 is too large"); result = true; } else { *gen1_size_ptr = heap_size - *gen0_size_ptr; *gen1_size_ptr = - MAX2((uintx)align_size_down(*gen1_size_ptr, min_alignment()), + MAX2((size_t)align_size_down(*gen1_size_ptr, min_alignment()), min_alignment()); } } @@ -454,7 +454,7 @@ // for setting the gen1 maximum. _max_gen1_size = max_heap_byte_size() - _max_gen0_size; _max_gen1_size = - MAX2((uintx)align_size_down(_max_gen1_size, min_alignment()), + MAX2((size_t)align_size_down(_max_gen1_size, min_alignment()), min_alignment()); // If no explicit command line flag has been set for the // gen1 size, use what is left for gen1. @@ -468,11 +468,11 @@ "gen0 has an unexpected minimum size"); set_min_gen1_size(min_heap_byte_size() - min_gen0_size()); set_min_gen1_size( - MAX2((uintx)align_size_down(_min_gen1_size, min_alignment()), + MAX2((size_t)align_size_down(_min_gen1_size, min_alignment()), min_alignment())); set_initial_gen1_size(initial_heap_byte_size() - initial_gen0_size()); set_initial_gen1_size( - MAX2((uintx)align_size_down(_initial_gen1_size, min_alignment()), + MAX2((size_t)align_size_down(_initial_gen1_size, min_alignment()), min_alignment())); } else { diff --git a/src/share/vm/oops/objArrayKlass.inline.hpp b/src/share/vm/oops/objArrayKlass.inline.hpp --- jdk8/hotspot/src/share/vm/oops/objArrayKlass.inline.hpp +++ jdk8/hotspot/src/share/vm/oops/objArrayKlass.inline.hpp @@ -46,7 +46,7 @@ const size_t beg_index = size_t(index); assert(beg_index < len || len == 0, "index too large"); - const size_t stride = MIN2(len - beg_index, ObjArrayMarkingStride); + const size_t stride = MIN2(len - beg_index, (size_t)ObjArrayMarkingStride); const size_t end_index = beg_index + stride; T* const base = (T*)a->base(); T* const beg = base + beg_index; @@ -80,7 +80,7 @@ const size_t beg_index = size_t(index); assert(beg_index < len || len == 0, "index too large"); - const size_t stride = MIN2(len - beg_index, ObjArrayMarkingStride); + const size_t stride = MIN2(len - beg_index, (size_t)ObjArrayMarkingStride); const size_t end_index = beg_index + stride; T* const base = (T*)a->base(); T* const beg = base + beg_index; diff --git a/src/share/vm/runtime/arguments.cpp b/src/share/vm/runtime/arguments.cpp --- jdk8/hotspot/src/share/vm/runtime/arguments.cpp +++ jdk8/hotspot/src/share/vm/runtime/arguments.cpp @@ -1209,7 +1209,7 @@ // so it's NewRatio x of NewSize. if (FLAG_IS_DEFAULT(OldSize)) { if (max_heap > NewSize) { - FLAG_SET_ERGO(uintx, OldSize, MIN2(NewRatio*NewSize, max_heap - NewSize)); + FLAG_SET_ERGO(uintx, OldSize, MIN2((size_t)(NewRatio*NewSize), max_heap - NewSize)); if (PrintGCDetails && Verbose) { // Too early to use gclog_or_tty tty->print_cr("CMS ergo set OldSize: " SIZE_FORMAT, OldSize);