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author Vladimir Marko <vmarko@google.com> 2022-02-24 11:48:28 +0000
committer Treehugger Robot <treehugger-gerrit@google.com> 2022-03-10 19:08:46 +0000
commitfa9c809a0b285a982b036697e4c8f1e2e0a9790e (patch)
treef221bb2944f793f19638f560cc2da3b9e2af2fa5 /compiler/optimizing/stack_map_test.cc
parent05f1a5b94dc7125b4678c186f4aba11c25ff36a5 (diff)
Faster deduplication of `CodeInfo` tables.
Test: m test-art-host-gtest Test: testrunner.py --host --optimizing Bug: 181943478 Change-Id: I313c54b4030aa0485109a348adefb42c1ea9ffbf
Diffstat (limited to 'compiler/optimizing/stack_map_test.cc')
-rw-r--r--compiler/optimizing/stack_map_test.cc42
1 files changed, 0 insertions, 42 deletions
diff --git a/compiler/optimizing/stack_map_test.cc b/compiler/optimizing/stack_map_test.cc
index e83d37eb6b..f6a739e15a 100644
--- a/compiler/optimizing/stack_map_test.cc
+++ b/compiler/optimizing/stack_map_test.cc
@@ -724,46 +724,4 @@ TEST(StackMapTest, TestDeduplicateStackMask) {
stack_map2.GetStackMaskIndex());
}
-TEST(StackMapTest, TestDedupeBitTables) {
- MallocArenaPool pool;
- ArenaStack arena_stack(&pool);
- ScopedArenaAllocator allocator(&arena_stack);
- StackMapStream stream(&allocator, kRuntimeISA);
- stream.BeginMethod(32, 0, 0, 2);
-
- stream.BeginStackMapEntry(0, 64 * kPcAlign);
- stream.AddDexRegisterEntry(Kind::kInStack, 0);
- stream.AddDexRegisterEntry(Kind::kConstant, -2);
- stream.EndStackMapEntry();
-
- stream.EndMethod(64 * kPcAlign);
- ScopedArenaVector<uint8_t> memory = stream.Encode();
-
- std::vector<uint8_t> out;
- CodeInfo::Deduper deduper(&out);
- size_t deduped1 = deduper.Dedupe(memory.data());
- size_t deduped2 = deduper.Dedupe(memory.data());
-
- for (size_t deduped : { deduped1, deduped2 }) {
- CodeInfo code_info(out.data() + deduped);
- ASSERT_EQ(1u, code_info.GetNumberOfStackMaps());
-
- StackMap stack_map = code_info.GetStackMapAt(0);
- ASSERT_TRUE(stack_map.Equals(code_info.GetStackMapForDexPc(0)));
- ASSERT_TRUE(stack_map.Equals(code_info.GetStackMapForNativePcOffset(64 * kPcAlign)));
- ASSERT_EQ(0u, stack_map.GetDexPc());
- ASSERT_EQ(64u * kPcAlign, stack_map.GetNativePcOffset(kRuntimeISA));
-
- ASSERT_TRUE(stack_map.HasDexRegisterMap());
- DexRegisterMap dex_register_map = code_info.GetDexRegisterMapOf(stack_map);
-
- ASSERT_EQ(Kind::kInStack, dex_register_map[0].GetKind());
- ASSERT_EQ(Kind::kConstant, dex_register_map[1].GetKind());
- ASSERT_EQ(0, dex_register_map[0].GetStackOffsetInBytes());
- ASSERT_EQ(-2, dex_register_map[1].GetConstant());
- }
-
- ASSERT_GT(memory.size() * 2, out.size());
-}
-
} // namespace art