diff -r 4689eaf1a5c9 src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -2689,7 +2689,7 @@

   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 -r 4689eaf1a5c9 src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -961,7 +961,7 @@

   if (free_percentage < desired_free_percentage) {

     size_t desired_capacity = (size_t)(used() / ((double) 1 - desired_free_percentage));

     assert(desired_capacity >= capacity(), "invalid expansion size");

-    size_t expand_bytes = MAX2(desired_capacity - capacity(), MinHeapDeltaBytes);

+    size_t expand_bytes = MAX2(desired_capacity - capacity(), (size_t)MinHeapDeltaBytes);

     if (PrintGCDetails && Verbose) {

       size_t desired_capacity = (size_t)(used() / ((double) 1 - desired_free_percentage));

       gclog_or_tty->print_cr("\nFrom compute_new_size: ");

@@ -6591,7 +6591,7 @@

     HeapWord* curAddr = _markBitMap.startWord();

     while (curAddr < _markBitMap.endWord()) {

       size_t remaining  = pointer_delta(_markBitMap.endWord(), curAddr);

-      MemRegion chunk(curAddr, MIN2(CMSBitMapYieldQuantum, remaining));

+      MemRegion chunk(curAddr, MIN2((size_t)CMSBitMapYieldQuantum, remaining));

       _markBitMap.clear_large_range(chunk);

       if (ConcurrentMarkSweepThread::should_yield() &&

           !foregroundGCIsActive() &&

@@ -6889,7 +6889,7 @@

     return;

   }

   // Double capacity if possible

-  size_t new_capacity = MIN2(_capacity*2, MarkStackSizeMax);

+  size_t new_capacity = MIN2(_capacity*2, (size_t)MarkStackSizeMax);

   // Do not give up existing stack until we have managed to

   // get the double capacity that we desired.

   ReservedSpace rs(ReservedSpace::allocation_align_size_up(

diff -r 4689eaf1a5c9 src/share/vm/gc_implementation/g1/concurrentMark.cpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/g1/concurrentMark.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/g1/concurrentMark.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -3916,7 +3916,7 @@

   // 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;

   }

diff -r 4689eaf1a5c9 src/share/vm/gc_implementation/g1/g1BiasedArray.hpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/g1/g1BiasedArray.hpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/g1/g1BiasedArray.hpp	Tue Sep 08 22:20:44 2020 -0400

@@ -78,7 +78,8 @@

     size_t num_target_elems = pointer_delta(end, bottom, mapping_granularity_in_bytes);

     idx_t bias = (uintptr_t)bottom / mapping_granularity_in_bytes;

     address base = create_new_base_array(num_target_elems, target_elem_size_in_bytes);

-    initialize_base(base, num_target_elems, bias, target_elem_size_in_bytes, log2_intptr(mapping_granularity_in_bytes));

+    initialize_base(base, num_target_elems, bias, target_elem_size_in_bytes,

+		    log2_intptr((uintptr_t)mapping_granularity_in_bytes));

   }

   size_t bias() const { return _bias; }

diff -r 4689eaf1a5c9 src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -1729,7 +1729,7 @@

   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 -r 4689eaf1a5c9 src/share/vm/gc_implementation/g1/g1ConcurrentMarkObjArrayProcessor.cpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/g1/g1ConcurrentMarkObjArrayProcessor.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/g1/g1ConcurrentMarkObjArrayProcessor.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -41,7 +41,7 @@

 }

 size_t G1CMObjArrayProcessor::process_array_slice(objArrayOop obj, HeapWord* start_from, size_t remaining) {

-  size_t words_to_scan = MIN2(remaining, ObjArrayMarkingStride);

+  size_t words_to_scan = MIN2(remaining, (size_t)ObjArrayMarkingStride);

   if (remaining > ObjArrayMarkingStride) {

     push_array_slice(start_from + ObjArrayMarkingStride);

diff -r 4689eaf1a5c9 src/share/vm/gc_implementation/g1/g1PageBasedVirtualSpace.hpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/g1/g1PageBasedVirtualSpace.hpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/g1/g1PageBasedVirtualSpace.hpp	Tue Sep 08 22:20:44 2020 -0400

@@ -89,7 +89,7 @@

   void pretouch_internal(size_t start_page, size_t end_page);

   // Returns the index of the page which contains the given address.

-  uintptr_t  addr_to_page_index(char* addr) const;

+  size_t  addr_to_page_index(char* addr) const;

   // Returns the address of the given page index.

   char*  page_start(size_t index) const;

diff -r 4689eaf1a5c9 src/share/vm/gc_implementation/g1/g1StringDedupQueue.cpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/g1/g1StringDedupQueue.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/g1/g1StringDedupQueue.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -38,7 +38,7 @@

   _cancel(false),

   _empty(true),

   _dropped(0) {

-  _nqueues = MAX2(ParallelGCThreads, (size_t)1);

+  _nqueues = MAX2(ParallelGCThreads, (uintx)1);

   _queues = NEW_C_HEAP_ARRAY(G1StringDedupWorkerQueue, _nqueues, mtGC);

   for (size_t i = 0; i < _nqueues; i++) {

     new (_queues + i) G1StringDedupWorkerQueue(G1StringDedupWorkerQueue::default_segment_size(), _max_cache_size, _max_size);

diff -r 4689eaf1a5c9 src/share/vm/gc_implementation/g1/g1StringDedupTable.cpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/g1/g1StringDedupTable.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/g1/g1StringDedupTable.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -120,7 +120,7 @@

 };

 G1StringDedupEntryCache::G1StringDedupEntryCache(size_t max_size) :

-  _nlists(MAX2(ParallelGCThreads, (size_t)1)),

+  _nlists(MAX2(ParallelGCThreads, (uintx)1)),

   _max_list_length(0),

   _cached(PaddedArray<G1StringDedupEntryList, mtGC>::create_unfreeable((uint)_nlists)),

   _overflowed(PaddedArray<G1StringDedupEntryList, mtGC>::create_unfreeable((uint)_nlists)) {

diff -r 4689eaf1a5c9 src/share/vm/gc_implementation/g1/heapRegion.cpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/g1/heapRegion.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/g1/heapRegion.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -110,7 +110,7 @@

   if (FLAG_IS_DEFAULT(G1HeapRegionSize)) {

     size_t average_heap_size = (initial_heap_size + max_heap_size) / 2;

     region_size = MAX2(average_heap_size / HeapRegionBounds::target_number(),

-                       (uintx) HeapRegionBounds::min_size());

+                       HeapRegionBounds::min_size());

   }

   int region_size_log = log2_long((jlong) region_size);

diff -r 4689eaf1a5c9 src/share/vm/gc_implementation/parNew/parNewGeneration.cpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/parNew/parNewGeneration.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/parNew/parNewGeneration.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -194,7 +194,7 @@

   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 -r 4689eaf1a5c9 src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp

--- openjdk.orig/hotspot/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -912,7 +912,7 @@

 void PSParallelCompact::initialize_dead_wood_limiter()

 {

-  const size_t max = 100;

+  const uintx max = 100;

   _dwl_mean = double(MIN2(ParallelOldDeadWoodLimiterMean, max)) / 100.0;

   _dwl_std_dev = double(MIN2(ParallelOldDeadWoodLimiterStdDev, max)) / 100.0;

   _dwl_first_term = 1.0 / (sqrt(2.0 * M_PI) * _dwl_std_dev);

diff -r 4689eaf1a5c9 src/share/vm/memory/collectorPolicy.cpp

--- openjdk.orig/hotspot/src/share/vm/memory/collectorPolicy.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/memory/collectorPolicy.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -385,7 +385,7 @@

       uintx calculated_size = NewSize + OldSize;

       double shrink_factor = (double) MaxHeapSize / calculated_size;

       uintx smaller_new_size = align_size_down((uintx)(NewSize * shrink_factor), _gen_alignment);

-      FLAG_SET_ERGO(uintx, NewSize, MAX2(young_gen_size_lower_bound(), smaller_new_size));

+      FLAG_SET_ERGO(uintx, NewSize, MAX2((uintx)young_gen_size_lower_bound(), smaller_new_size));

       _initial_gen0_size = NewSize;

       // OldSize is already aligned because above we aligned MaxHeapSize to

@@ -433,7 +433,7 @@

     // yield a size that is too small) and bound it by MaxNewSize above.

     // Ergonomics plays here by previously calculating the desired

     // NewSize and MaxNewSize.

-    max_new_size = MIN2(MAX2(max_new_size, NewSize), MaxNewSize);

+    max_new_size = MIN2(MAX2(max_new_size, (size_t)NewSize), (size_t)MaxNewSize);

   }

   assert(max_new_size > 0, "All paths should set max_new_size");

@@ -455,23 +455,25 @@

       // lower limit.

       _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 if (FLAG_IS_ERGO(NewSize)) {

       // If NewSize is set ergonomically, we should use it as a lower

       // limit, but use NewRatio to calculate the initial size.

       _min_gen0_size = NewSize;

       desired_new_size =

-        MAX2(scale_by_NewRatio_aligned(_initial_heap_byte_size), NewSize);

-      max_new_size = MAX2(max_new_size, NewSize);

+        MAX2(scale_by_NewRatio_aligned(_initial_heap_byte_size), (size_t)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.

       // Use the default NewSize as the floor for these values.  If

       // NewRatio is overly large, the resulting sizes can be too

       // small.

-      _min_gen0_size = MAX2(scale_by_NewRatio_aligned(_min_heap_byte_size), NewSize);

+      _min_gen0_size = MAX2(scale_by_NewRatio_aligned(_min_heap_byte_size),

+			    (size_t)NewSize);

       desired_new_size =

-        MAX2(scale_by_NewRatio_aligned(_initial_heap_byte_size), NewSize);

+        MAX2(scale_by_NewRatio_aligned(_initial_heap_byte_size),

+	     (size_t)NewSize);

     }

     assert(_min_gen0_size > 0, "Sanity check");

@@ -573,7 +575,7 @@

   } else {

     // It's been explicitly set on the command line.  Use the

     // OldSize and then determine the consequences.

-    _min_gen1_size = MIN2(OldSize, _min_heap_byte_size - _min_gen0_size);

+    _min_gen1_size = MIN2((size_t)OldSize, _min_heap_byte_size - _min_gen0_size);

     _initial_gen1_size = OldSize;

     // If the user has explicitly set an OldSize that is inconsistent

diff -r 4689eaf1a5c9 src/share/vm/memory/metaspace.cpp

--- openjdk.orig/hotspot/src/share/vm/memory/metaspace.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/memory/metaspace.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -1482,7 +1482,7 @@

 void MetaspaceGC::post_initialize() {

   // Reset the high-water mark once the VM initialization is done.

-  _capacity_until_GC = MAX2(MetaspaceAux::committed_bytes(), MetaspaceSize);

+  _capacity_until_GC = MAX2(MetaspaceAux::committed_bytes(), (size_t)MetaspaceSize);

 }

 bool MetaspaceGC::can_expand(size_t word_size, bool is_class) {

@@ -1542,7 +1542,7 @@

     (size_t)MIN2(min_tmp, double(MaxMetaspaceSize));

   // Don't shrink less than the initial generation size

   minimum_desired_capacity = MAX2(minimum_desired_capacity,

-                                  MetaspaceSize);

+                                  (size_t)MetaspaceSize);

   if (PrintGCDetails && Verbose) {

     gclog_or_tty->print_cr("\nMetaspaceGC::compute_new_size: ");

@@ -1600,7 +1600,7 @@

     const double max_tmp = used_after_gc / minimum_used_percentage;

     size_t maximum_desired_capacity = (size_t)MIN2(max_tmp, double(MaxMetaspaceSize));

     maximum_desired_capacity = MAX2(maximum_desired_capacity,

-                                    MetaspaceSize);

+                                    (size_t)MetaspaceSize);

     if (PrintGCDetails && Verbose) {

       gclog_or_tty->print_cr("  "

                              "  maximum_free_percentage: %6.2f"

@@ -3320,7 +3320,7 @@

     // Make the first class chunk bigger than a medium chunk so it's not put

     // on the medium chunk list.   The next chunk will be small and progress

     // from there.  This size calculated by -version.

-    _first_class_chunk_word_size = MIN2((size_t)MediumChunk*6,

+    _first_class_chunk_word_size = MIN2((uintx)MediumChunk*6,

                                        (CompressedClassSpaceSize/BytesPerWord)*2);

     _first_class_chunk_word_size = align_word_size_up(_first_class_chunk_word_size);

     // Arbitrarily set the initial virtual space to a multiple

diff -r 4689eaf1a5c9 src/share/vm/oops/objArrayKlass.inline.hpp

--- openjdk.orig/hotspot/src/share/vm/oops/objArrayKlass.inline.hpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/oops/objArrayKlass.inline.hpp	Tue Sep 08 22:20:44 2020 -0400

@@ -48,7 +48,7 @@

   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;

@@ -82,7 +82,7 @@

   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 -r 4689eaf1a5c9 src/share/vm/runtime/arguments.cpp

--- openjdk.orig/hotspot/src/share/vm/runtime/arguments.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/runtime/arguments.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -1301,7 +1301,7 @@

     // NewSize was set on the command line and it is larger than

     // preferred_max_new_size.

     if (!FLAG_IS_DEFAULT(NewSize)) {   // NewSize explicitly set at command-line

-      FLAG_SET_ERGO(uintx, MaxNewSize, MAX2(NewSize, preferred_max_new_size));

+      FLAG_SET_ERGO(uintx, MaxNewSize, MAX2((size_t)NewSize, preferred_max_new_size));

     } else {

       FLAG_SET_ERGO(uintx, MaxNewSize, preferred_max_new_size);

     }

@@ -1326,8 +1326,8 @@

       // Unless explicitly requested otherwise, make young gen

       // at least min_new, and at most preferred_max_new_size.

       if (FLAG_IS_DEFAULT(NewSize)) {

-        FLAG_SET_ERGO(uintx, NewSize, MAX2(NewSize, min_new));

-        FLAG_SET_ERGO(uintx, NewSize, MIN2(preferred_max_new_size, NewSize));

+        FLAG_SET_ERGO(uintx, NewSize, MAX2((size_t)NewSize, min_new));

+        FLAG_SET_ERGO(uintx, NewSize, MIN2(preferred_max_new_size, (size_t)NewSize));

         if (PrintGCDetails && Verbose) {

           // Too early to use gclog_or_tty

           tty->print_cr("CMS ergo set NewSize: " SIZE_FORMAT, NewSize);

@@ -1337,7 +1337,7 @@

       // 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);

diff -r 4689eaf1a5c9 src/share/vm/runtime/os.cpp

--- openjdk.orig/hotspot/src/share/vm/runtime/os.cpp	Mon Aug 31 07:09:56 2020 +0100

+++ openjdk/hotspot/src/share/vm/runtime/os.cpp	Tue Sep 08 22:20:44 2020 -0400

@@ -1272,7 +1272,7 @@

 }

 void os::set_memory_serialize_page(address page) {

-  int count = log2_intptr(sizeof(class JavaThread)) - log2_int(64);

+  int count = log2_intptr((uintptr_t)sizeof(class JavaThread)) - log2_int(64);

   _mem_serialize_page = (volatile int32_t *)page;

   // We initialize the serialization page shift count here

   // We assume a cache line size of 64 bytes