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sdk/runtime/bin/dfe.h
T
Siva Chandra e90aa9cb5f Revert "Load service isolate from a .dill file."
This reverts commit b0c2a382ca as the
vm-kernel mac bots are unhappy.

R=zra@google.com

Review-Url: https://codereview.chromium.org/2947243002 .
2017-06-21 13:46:17 -07:00

79 lines
2.7 KiB
C++

// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#ifndef RUNTIME_BIN_DFE_H_
#define RUNTIME_BIN_DFE_H_
#include "include/dart_api.h"
#include "include/dart_native_api.h"
#include "platform/assert.h"
#include "platform/globals.h"
namespace dart {
namespace bin {
class DFE {
public:
DFE();
~DFE();
const char* frontend_filename() const { return frontend_filename_; }
void set_frontend_filename(const char* name) { frontend_filename_ = name; }
bool UseDartFrontend() const { return frontend_filename_ != NULL; }
const char* platform_binary_filename() const {
return platform_binary_filename_;
}
void SetKernelBinaries(const char* name);
bool UsePlatformBinary() const { return platform_binary_filename_ != NULL; }
void* kernel_platform() const { return kernel_platform_; }
// Method to reload a script into a running a isolate.
// If the specified script [url] is not a kernel IR, compile it first using
// DFE and then reload the resulting kernel IR into the isolate.
// Returns Dart_Null if successful, otherwise an error object is returned.
Dart_Handle ReloadScript(Dart_Isolate isolate, const char* url_string);
// Compiles a script and reads the resulting kernel file.
// If the compilation is successful, returns a valid in memory kernel
// representation of the script, NULL otherwise
// 'error' and 'exit_code' have the error values in case of errors.
void* CompileAndReadScript(const char* script_uri,
char** error,
int* exit_code);
// Reads the platform kernel file.
// Returns an in memory kernel representation of the platform kernel file.
void* ReadPlatform();
// Reads the script kernel file if specified 'script_uri' is a kernel file.
// Returns an in memory kernel representation of the specified script is a
// valid kernel file, false otherwise.
void* ReadScript(const char* script_uri);
private:
// Tries to read [script_uri] as a Kernel IR file.
// Returns `true` if successful and sets [kernel_file] and [kernel_length]
// to be the kernel IR contents.
// The caller is responsible for free()ing [kernel_file] if `true`
// was returned.
bool TryReadKernelFile(const char* script_uri,
const uint8_t** kernel_ir,
intptr_t* kernel_ir_size);
const char* frontend_filename_;
char* platform_binary_filename_;
void* kernel_platform_;
DISALLOW_COPY_AND_ASSIGN(DFE);
};
} // namespace bin
} // namespace dart
#endif // RUNTIME_BIN_DFE_H_