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Names for wasm stubs.

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Synthetic names for wasm-to-js functions, for debug scenarios.

BUG=

Review URL: https://codereview.chromium.org/1709893002

Cr-Commit-Position: refs/heads/master@{#34124}
This commit is contained in:
mtrofin 2016-02-18 08:51:43 -08:00 committed by Commit bot
parent e96a54f7b5
commit 5a92a1709c
1 changed files with 40 additions and 2 deletions
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42
src/compiler/wasm-compiler.cc
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@ -2007,9 +2007,29 @@ Handle<JSFunction> CompileJSToWasmWrapper(
&zone, false, params + 1, CallDescriptor::kNoFlags);
// TODO(titzer): this is technically a WASM wrapper, not a wasm function.
Code::Flags flags = Code::ComputeFlags(Code::WASM_FUNCTION);
CompilationInfo info("js-to-wasm", isolate, &zone, flags);
bool debugging =
#if DEBUG
true;
#else
FLAG_print_opt_code || FLAG_trace_turbo || FLAG_trace_turbo_graph;
#endif
const char* func_name = "js-to-wasm";
static unsigned id = 0;
Vector<char> buffer;
if (debugging) {
buffer = Vector<char>::New(128);
SNPrintF(buffer, "js-to-wasm#%d", id);
func_name = buffer.start();
}
CompilationInfo info(func_name, isolate, &zone, flags);
Handle<Code> code =
Pipeline::GenerateCodeForTesting(&info, incoming, &graph, nullptr);
if (debugging) {
buffer.Dispose();
}
RecordFunctionCompilation(Logger::FUNCTION_TAG, &info, "js-to-wasm", index,
module->module->GetName(func->name_offset));
// Set the JSFunction's machine code.
@ -2069,8 +2089,26 @@ Handle<Code> CompileWasmToJSWrapper(Isolate* isolate, wasm::ModuleEnv* module,
CallDescriptor* incoming = module->GetWasmCallDescriptor(&zone, func->sig);
// TODO(titzer): this is technically a WASM wrapper, not a wasm function.
Code::Flags flags = Code::ComputeFlags(Code::WASM_FUNCTION);
CompilationInfo info("wasm-to-js", isolate, &zone, flags);
bool debugging =
#if DEBUG
true;
#else
FLAG_print_opt_code || FLAG_trace_turbo || FLAG_trace_turbo_graph;
#endif
const char* func_name = "wasm-to-js";
static unsigned id = 0;
Vector<char> buffer;
if (debugging) {
buffer = Vector<char>::New(128);
SNPrintF(buffer, "wasm-to-js#%d", id);
func_name = buffer.start();
}
CompilationInfo info(func_name, isolate, &zone, flags);
code = Pipeline::GenerateCodeForTesting(&info, incoming, &graph, nullptr);
if (debugging) {
buffer.Dispose();
}
RecordFunctionCompilation(Logger::FUNCTION_TAG, &info, "wasm-to-js", index,
module->module->GetName(func->name_offset));