[asm.js] Add tracking of parser zone memory footprint.

R=clemensh@chromium.org

Change-Id: Ic1cc9bd5560a315128242dc58b29a76e359ca11f
Reviewed-on: https://chromium-review.googlesource.com/507212Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#45389}

src/asmjs/asm-js.cc

@@ -206,6 +206,10 @@ MaybeHandle<FixedArray> AsmJs::CompileAsmViaWasm(CompilationInfo* info) {
     size_t compile_zone_size =
         info->zone()->allocation_size() - compile_zone_start;
     size_t translate_zone_size = translate_zone.allocation_size();
+    info->isolate()
+        ->counters()
+        ->asm_wasm_translation_peak_memory_bytes()
+        ->AddSample(static_cast<int>(translate_zone_size));
     translate_time = translate_timer.Elapsed().InMillisecondsF();
     if (FLAG_trace_asm_parser) {
       PrintF(

src/counters.h

@@ -1020,23 +1020,25 @@ class RuntimeCallTimerScope {
   HM(heap_sample_code_space_committed, V8.MemoryHeapSampleCodeSpaceCommitted) \
   HM(heap_sample_maximum_committed, V8.MemoryHeapSampleMaximumCommitted)
 
-#define HISTOGRAM_MEMORY_LIST(HM)                                        \
-  HM(memory_heap_committed, V8.MemoryHeapCommitted)                      \
-  HM(memory_heap_used, V8.MemoryHeapUsed)                                \
-  /* Asm/Wasm */                                                         \
-  HM(wasm_decode_asm_module_peak_memory_bytes,                           \
-     V8.WasmDecodeModulePeakMemoryBytes.asm)                             \
-  HM(wasm_decode_wasm_module_peak_memory_bytes,                          \
-     V8.WasmDecodeModulePeakMemoryBytes.wasm)                            \
-  HM(wasm_compile_function_peak_memory_bytes,                            \
-     V8.WasmCompileFunctionPeakMemoryBytes)                              \
-  HM(wasm_asm_min_mem_pages_count, V8.WasmMinMemPagesCount.asm)          \
-  HM(wasm_wasm_min_mem_pages_count, V8.WasmMinMemPagesCount.wasm)        \
-  HM(wasm_wasm_max_mem_pages_count, V8.WasmMaxMemPagesCount.wasm)        \
-  HM(wasm_asm_function_size_bytes, V8.WasmFunctionSizeBytes.asm)         \
-  HM(wasm_wasm_function_size_bytes, V8.WasmFunctionSizeBytes.wasm)       \
-  HM(wasm_asm_module_size_bytes, V8.WasmModuleSizeBytes.asm)             \
-  HM(wasm_wasm_module_size_bytes, V8.WasmModuleSizeBytes.wasm)
+#define HISTOGRAM_MEMORY_LIST(HM)                                  \
+  HM(memory_heap_committed, V8.MemoryHeapCommitted)                \
+  HM(memory_heap_used, V8.MemoryHeapUsed)                          \
+  /* Asm/Wasm */                                                   \
+  HM(wasm_decode_asm_module_peak_memory_bytes,                     \
+     V8.WasmDecodeModulePeakMemoryBytes.asm)                       \
+  HM(wasm_decode_wasm_module_peak_memory_bytes,                    \
+     V8.WasmDecodeModulePeakMemoryBytes.wasm)                      \
+  HM(wasm_compile_function_peak_memory_bytes,                      \
+     V8.WasmCompileFunctionPeakMemoryBytes)                        \
+  HM(wasm_asm_min_mem_pages_count, V8.WasmMinMemPagesCount.asm)    \
+  HM(wasm_wasm_min_mem_pages_count, V8.WasmMinMemPagesCount.wasm)  \
+  HM(wasm_wasm_max_mem_pages_count, V8.WasmMaxMemPagesCount.wasm)  \
+  HM(wasm_asm_function_size_bytes, V8.WasmFunctionSizeBytes.asm)   \
+  HM(wasm_wasm_function_size_bytes, V8.WasmFunctionSizeBytes.wasm) \
+  HM(wasm_asm_module_size_bytes, V8.WasmModuleSizeBytes.asm)       \
+  HM(wasm_wasm_module_size_bytes, V8.WasmModuleSizeBytes.wasm)     \
+  HM(asm_wasm_translation_peak_memory_bytes,                       \
+     V8.AsmWasmTranslationPeakMemoryBytes)
 
 // WARNING: STATS_COUNTER_LIST_* is a very large macro that is causing MSVC
 // Intellisense to crash.  It was broken into two macros (each of length 40