X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=gdbsupport%2Fptid.h;h=d66cd9884590c3d91c2aae3b3f3c3615a1de9ca2;hb=90a00d6c65e7cd015ab133a129819bddf685c2b3;hp=ef52d55512600c3b108dcdee8e029523c430501d;hpb=01027315f54048dbaf03ac37455c2528c72a6d9b;p=binutils-gdb.git

diff --git a/gdbsupport/ptid.h b/gdbsupport/ptid.h
index ef52d555126..d66cd988459 100644
--- a/gdbsupport/ptid.h
+++ b/gdbsupport/ptid.h
@@ -1,6 +1,6 @@
 /* The ptid_t type and common functions operating on it.
 
-   Copyright (C) 1986-2020 Free Software Foundation, Inc.
+   Copyright (C) 1986-2022 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -32,6 +32,10 @@
    thread_stratum target that might want to sit on top.
 */
 
+#include <functional>
+#include <string>
+#include "gdbsupport/common-types.h"
+
 class ptid_t
 {
 public:
@@ -44,7 +48,7 @@ public:
      A ptid with only a PID (LWP and TID equal to zero) is usually used to
      represent a whole process, including all its lwps/threads.  */
 
-  explicit constexpr ptid_t (int pid, long lwp = 0, long tid = 0)
+  explicit constexpr ptid_t (int pid, long lwp = 0, ULONGEST tid = 0)
     : m_pid (pid), m_lwp (lwp), m_tid (tid)
   {}
 
@@ -70,7 +74,7 @@ public:
 
   /* Fetch the tid (thread id) component from a ptid.  */
 
-  constexpr long tid () const
+  constexpr ULONGEST tid () const
   { return m_tid; }
 
   /* Return true if the ptid represents a whole process, including all its
@@ -122,6 +126,12 @@ public:
 	    || *this == filter);
   }
 
+  /* Return a string representation of the ptid.
+
+     This is only meant to be used in debug messages.  */
+
+  std::string to_string () const;
+
   /* Make a null ptid.  */
 
   static constexpr ptid_t make_null ()
@@ -140,7 +150,21 @@ private:
   long m_lwp;
 
   /* Thread id.  */
-  long m_tid;
+  ULONGEST m_tid;
+};
+
+/* Functor to hash a ptid.  */
+
+struct hash_ptid
+{
+  size_t operator() (const ptid_t &ptid) const
+  {
+    std::hash<long> long_hash;
+
+    return (long_hash (ptid.pid ())
+	    + long_hash (ptid.lwp ())
+	    + long_hash (ptid.tid ()));
+  }
 };
 
 /* The null or zero ptid, often used to indicate no process. */