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-rw-r--r--compiler/optimizing/stack_map_stream.cc13
1 files changed, 6 insertions, 7 deletions
diff --git a/compiler/optimizing/stack_map_stream.cc b/compiler/optimizing/stack_map_stream.cc
index eeae96e6c2..4d12ad6eb6 100644
--- a/compiler/optimizing/stack_map_stream.cc
+++ b/compiler/optimizing/stack_map_stream.cc
@@ -16,8 +16,6 @@
#include "stack_map_stream.h"
-#include <unordered_map>
-
#include "art_method-inl.h"
#include "base/stl_util.h"
#include "optimizing/optimizing_compiler.h"
@@ -526,7 +524,7 @@ void StackMapStream::CheckDexRegisterMap(const CodeInfo& code_info,
size_t StackMapStream::PrepareRegisterMasks() {
register_masks_.resize(stack_maps_.size(), 0u);
- std::unordered_map<uint32_t, size_t> dedupe;
+ ArenaUnorderedMap<uint32_t, size_t> dedupe(allocator_->Adapter(kArenaAllocStackMapStream));
for (StackMapEntry& stack_map : stack_maps_) {
const size_t index = dedupe.size();
stack_map.register_mask_index = dedupe.emplace(stack_map.register_mask, index).first->second;
@@ -541,10 +539,11 @@ size_t StackMapStream::PrepareStackMasks(size_t entry_size_in_bits) {
stack_masks_.resize(byte_entry_size * stack_maps_.size(), 0u);
// For deduplicating we store the stack masks as byte packed for simplicity. We can bit pack later
// when copying out from stack_masks_.
- std::unordered_map<MemoryRegion,
- size_t,
- FNVHash<MemoryRegion>,
- MemoryRegion::ContentEquals> dedup(stack_maps_.size());
+ ArenaUnorderedMap<MemoryRegion,
+ size_t,
+ FNVHash<MemoryRegion>,
+ MemoryRegion::ContentEquals> dedup(
+ stack_maps_.size(), allocator_->Adapter(kArenaAllocStackMapStream));
for (StackMapEntry& stack_map : stack_maps_) {
size_t index = dedup.size();
MemoryRegion stack_mask(stack_masks_.data() + index * byte_entry_size, byte_entry_size);