From 3946844c34ad965515f677084b07d663d70ad1b8 Mon Sep 17 00:00:00 2001
From: Nicolas Geoffray <ngeoffray@google.com>
Date: Tue, 2 Sep 2014 15:17:15 +0100
Subject: Runtime support for the new stack maps for the opt compiler.

Now most of the methods supported by the compiler can be optimized,
instead of using the baseline.

Change-Id: I80ab36a34913fa4e7dd576c7bf55af63594dc1fa
---
 compiler/optimizing/optimizing_compiler.cc | 63 +++++++++++++++++++-----------
 1 file changed, 41 insertions(+), 22 deletions(-)

(limited to 'compiler/optimizing/optimizing_compiler.cc')

diff --git a/compiler/optimizing/optimizing_compiler.cc b/compiler/optimizing/optimizing_compiler.cc
index 34612766d6..75f41557e2 100644
--- a/compiler/optimizing/optimizing_compiler.cc
+++ b/compiler/optimizing/optimizing_compiler.cc
@@ -240,8 +240,27 @@ CompiledMethod* OptimizingCompiler::TryCompile(const DexFile::CodeItem* code_ite
 
     visualizer.DumpGraph(kRegisterAllocatorPassName);
     codegen->CompileOptimized(&allocator);
+
+    std::vector<uint8_t> mapping_table;
+    SrcMap src_mapping_table;
+    codegen->BuildMappingTable(&mapping_table,
+            GetCompilerDriver()->GetCompilerOptions().GetIncludeDebugSymbols() ?
+                 &src_mapping_table : nullptr);
+
+    std::vector<uint8_t> stack_map;
+    codegen->BuildStackMaps(&stack_map);
+
+    return new CompiledMethod(GetCompilerDriver(),
+                              instruction_set,
+                              allocator.GetMemory(),
+                              codegen->GetFrameSize(),
+                              codegen->GetCoreSpillMask(),
+                              0, /* FPR spill mask, unused */
+                              mapping_table,
+                              stack_map);
   } else if (shouldOptimize && RegisterAllocator::Supports(instruction_set)) {
     LOG(FATAL) << "Could not allocate registers in optimizing compiler";
+    return nullptr;
   } else {
     codegen->CompileBaseline(&allocator);
 
@@ -253,29 +272,29 @@ CompiledMethod* OptimizingCompiler::TryCompile(const DexFile::CodeItem* code_ite
     SsaLivenessAnalysis liveness(*graph, codegen);
     liveness.Analyze();
     visualizer.DumpGraph(kLivenessPassName);
-  }
 
-  std::vector<uint8_t> mapping_table;
-  SrcMap src_mapping_table;
-  codegen->BuildMappingTable(&mapping_table,
-          GetCompilerDriver()->GetCompilerOptions().GetIncludeDebugSymbols() ?
-               &src_mapping_table : nullptr);
-  std::vector<uint8_t> vmap_table;
-  codegen->BuildVMapTable(&vmap_table);
-  std::vector<uint8_t> gc_map;
-  codegen->BuildNativeGCMap(&gc_map, dex_compilation_unit);
-
-  return new CompiledMethod(GetCompilerDriver(),
-                            instruction_set,
-                            allocator.GetMemory(),
-                            codegen->GetFrameSize(),
-                            codegen->GetCoreSpillMask(),
-                            0, /* FPR spill mask, unused */
-                            &src_mapping_table,
-                            mapping_table,
-                            vmap_table,
-                            gc_map,
-                            nullptr);
+    std::vector<uint8_t> mapping_table;
+    SrcMap src_mapping_table;
+    codegen->BuildMappingTable(&mapping_table,
+            GetCompilerDriver()->GetCompilerOptions().GetIncludeDebugSymbols() ?
+                 &src_mapping_table : nullptr);
+    std::vector<uint8_t> vmap_table;
+    codegen->BuildVMapTable(&vmap_table);
+    std::vector<uint8_t> gc_map;
+    codegen->BuildNativeGCMap(&gc_map, dex_compilation_unit);
+
+    return new CompiledMethod(GetCompilerDriver(),
+                              instruction_set,
+                              allocator.GetMemory(),
+                              codegen->GetFrameSize(),
+                              codegen->GetCoreSpillMask(),
+                              0, /* FPR spill mask, unused */
+                              &src_mapping_table,
+                              mapping_table,
+                              vmap_table,
+                              gc_map,
+                              nullptr);
+  }
 }
 
 CompiledMethod* OptimizingCompiler::Compile(const DexFile::CodeItem* code_item,
-- 
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