Separate module decoding counter into asm and wasm counters.

src/counters.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COUNTERS_H_
 #define V8_COUNTERS_H_
 
 #include "include/v8.h"
 #include "src/allocation.h"
 #include "src/base/atomic-utils.h"
@@ skipping 944 matching lines @@
   /* Total compilation time incl. caching/parsing */                           \
   HT(compile_script, V8.CompileScriptMicroSeconds, 1000000, MICROSECOND)       \
   /* Total JavaScript execution time (including callbacks and runtime calls */ \
   HT(execute, V8.Execute, 1000000, MICROSECOND)                                \
   /* Asm/Wasm */                                                               \
   /* TODO(karlschimpf) Update chrome flags to reflect asm/wasm split. */       \
   HT(wasm_instantiate_asm_module_time, V8.WasmInstantiateModuleMicroSeconds,   \
      1000000, MICROSECOND)                                                     \
   HT(wasm_instantiate_wasm_module_time, V8.WasmInstantiateModuleMicroSeconds,  \
      1000000, MICROSECOND)                                                     \
-  HT(wasm_decode_module_time, V8.WasmDecodeModuleMicroSeconds, 1000000,        \
+  /* TODO(karlschimpf) Update chrome flags to reflect asm/wasm split. */       \
+  HT(wasm_decode_asm_module_time, V8.WasmDecodeModuleMicroSeconds, 1000000,    \
+     MICROSECOND)                                                              \
+  HT(wasm_decode_wasm_module_time, V8.WasmDecodeModuleMicroSeconds, 1000000,   \
      MICROSECOND)                                                              \
   HT(wasm_decode_function_time, V8.WasmDecodeFunctionMicroSeconds, 1000000,    \
      MICROSECOND)                                                              \
   /* TODO(kschimpf) Update chrome flags to reflect asm/wasm split. */          \
   HT(wasm_compile_asm_module_time, V8.WasmCompileModuleMicroSeconds, 1000000,  \
      MICROSECOND)                                                              \
   HT(wasm_compile_wasm_module_time, V8.WasmCompileModuleMicroSeconds, 1000000, \
      MICROSECOND)                                                              \
   HT(wasm_compile_function_time, V8.WasmCompileFunctionMicroSeconds, 1000000,  \
      MICROSECOND)                                                              \
@@ skipping 349 matching lines @@
 
   explicit Counters(Isolate* isolate);
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(Counters);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COUNTERS_H_