-/* Copyright (c) 2008-2018. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2008-2023. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "src/mc/mc_forward.hpp"
#include "src/mc/remote/RemotePtr.hpp"
-namespace simgrid {
-namespace mc {
-
-/** Process index used when no process is available (SMPI privatization)
- *
- * The expected behavior is that if a process index is needed it will fail.
- * */
-const int ProcessIndexMissing = -1;
-
-/** Process index used when we don't care about the process index (SMPI privatization)
- * */
-const int ProcessIndexDisabled = -2;
-
-/** Constant used when any process will do (SMPI privatization)
- *
- * Note: This is is index of the first process.
- */
-const int ProcessIndexAny = 0;
+namespace simgrid::mc {
/** Options for read operations
*
* integers are not allowed.
*/
class ReadOptions {
- std::uint32_t value_;
+ std::uint32_t value_ = 0;
constexpr explicit ReadOptions(std::uint32_t value) : value_(value) {}
+
public:
- constexpr ReadOptions() : value_(0) {}
+ constexpr ReadOptions() = default;
explicit constexpr operator bool() const { return value_ != 0; }
constexpr bool operator!() const { return value_ == 0; }
}
ReadOptions& operator^=(ReadOptions const& that)
{
- value_ &= that.value_;
+ value_ ^= that.value_;
return *this;
}
* * the current state of an existing process;
*
* * a snapshot.
- *
- * In order to support SMPI privatization, the can read the memory from the
- * context of a given SMPI process: if specified, the code reads data from the
- * correct SMPI privatization VMA.
*/
class AddressSpace {
private:
- RemoteClient* process_;
+ RemoteProcessMemory* remote_process_memory_;
public:
- explicit AddressSpace(RemoteClient* process) : process_(process) {}
+ explicit AddressSpace(RemoteProcessMemory* process) : remote_process_memory_(process) {}
virtual ~AddressSpace() = default;
/** The process of this address space
*
- * This is where we can get debug informations, memory layout, etc.
+ * This is where we can get debug information, memory layout, etc.
*/
- simgrid::mc::RemoteClient* process() const { return process_; }
+ simgrid::mc::RemoteProcessMemory* get_remote_process_memory() const { return remote_process_memory_; }
/** Read data from the address space
*
* @param buffer target buffer for the data
* @param size number of bytes to read
* @param address remote source address of the data
- * @param process_index which process (used for SMPI privatization)
* @param options
*/
- virtual const void* read_bytes(void* buffer, std::size_t size,
- RemotePtr<void> address, int process_index = ProcessIndexAny,
- ReadOptions options = ReadOptions::none()) const = 0;
+ virtual void* read_bytes(void* buffer, std::size_t size, RemotePtr<void> address,
+ ReadOptions options = ReadOptions::none()) const = 0;
/** Read a given data structure from the address space */
- template<class T> inline
- void read(T *buffer, RemotePtr<T> ptr, int process_index = ProcessIndexAny) const
- {
- this->read_bytes(buffer, sizeof(T), ptr, process_index);
- }
+ template <class T> inline void read(T* buffer, RemotePtr<T> ptr) const { this->read_bytes(buffer, sizeof(T), ptr); }
- template<class T> inline
- void read(Remote<T>& buffer, RemotePtr<T> ptr, int process_index = ProcessIndexAny) const
+ template <class T> inline void read(Remote<T>& buffer, RemotePtr<T> ptr) const
{
- this->read_bytes(buffer.getBuffer(), sizeof(T), ptr, process_index);
+ this->read_bytes(buffer.get_buffer(), sizeof(T), ptr);
}
- /** Read a given data structure from the addres space
+ /** Read a given data structure from the address space
*
* This version returns by value.
*/
- template<class T> inline
- Remote<T> read(RemotePtr<T> ptr, int process_index = ProcessIndexMissing) const
+ template <class T> inline Remote<T> read(RemotePtr<T> ptr) const
{
Remote<T> res;
- this->read_bytes(&res, sizeof(T), ptr, process_index);
+ this->read_bytes(&res, sizeof(T), ptr);
return res;
}
this->read_bytes(&res[0], len, address);
return res;
}
-
};
-}
-}
+} // namespace simgrid::mc
#endif