X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/f734ec7475682eb90323e804cbcfddd7e4523992..0af9fb9273bace6930214d00b1000a58ec55742d:/teshsuite/mc/dwarf-expression/dwarf-expression.cpp

diff --git a/teshsuite/mc/dwarf-expression/dwarf-expression.cpp b/teshsuite/mc/dwarf-expression/dwarf-expression.cpp
index b8e4bec4d7..364b4e1f79 100644
--- a/teshsuite/mc/dwarf-expression/dwarf-expression.cpp
+++ b/teshsuite/mc/dwarf-expression/dwarf-expression.cpp
@@ -1,5 +1,4 @@
-/* Copyright (c) 2014-2017. The SimGrid Team.
- * All rights reserved.                                                     */
+/* Copyright (c) 2014-2019. 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. */
@@ -8,23 +7,24 @@
 #undef NDEBUG
 #endif
 
+#include "src/mc/mc_private.hpp"
+
+#include "src/mc/inspect/ObjectInformation.hpp"
+#include "src/mc/inspect/Type.hpp"
+#include "src/mc/inspect/Variable.hpp"
+#include "src/mc/remote/RemoteClient.hpp"
+
 #include <cassert>
 #include <cstdlib>
 #include <cstring>
+#include <random>
 
-#include "src/mc/mc_private.hpp"
-
-#include "src/mc/ObjectInformation.hpp"
-#include "src/mc/Type.hpp"
-#include "src/mc/Variable.hpp"
-#include "src/mc/remote/RemoteClient.hpp"
+static std::default_random_engine rnd_engine;
 
 static simgrid::mc::RemoteClient* process;
 
-static
-uintptr_t eval_binary_operation(
-  simgrid::dwarf::ExpressionContext& state, int op, uintptr_t a, uintptr_t b) {
-
+static uintptr_t eval_binary_operation(simgrid::dwarf::ExpressionContext& state, int op, uintptr_t a, uintptr_t b)
+{
   Dwarf_Op ops[15];
   ops[0].atom = DW_OP_const8u;
   ops[0].number = a;
@@ -33,11 +33,9 @@ uintptr_t eval_binary_operation(
   ops[2].atom = op;
 
   simgrid::dwarf::ExpressionStack stack;
-
   try {
     simgrid::dwarf::execute(ops, 3, state, stack);
-  }
-  catch(std::runtime_error& e) {
+  } catch (const simgrid::dwarf::evaluation_error&) {
     fprintf(stderr,"Expression evaluation error");
   }
 
@@ -45,110 +43,108 @@ uintptr_t eval_binary_operation(
   return stack.top();
 }
 
-static
-void basic_test(simgrid::dwarf::ExpressionContext const& state) {
+static void basic_test(simgrid::dwarf::ExpressionContext const& state)
+{
   try {
+    Dwarf_Op ops[60];
 
-  Dwarf_Op ops[60];
+    uintptr_t a = rnd_engine();
+    uintptr_t b = rnd_engine();
 
-  uintptr_t a = rand();
-  uintptr_t b = rand();
+    simgrid::dwarf::ExpressionStack stack;
 
-  simgrid::dwarf::ExpressionStack stack;
+    bool caught_ex = false;
+    try {
+      ops[0].atom = DW_OP_drop;
+      simgrid::dwarf::execute(ops, 1, state, stack);
+    } catch (const simgrid::dwarf::evaluation_error&) {
+      caught_ex = true;
+    }
+    if (not caught_ex)
+      fprintf(stderr, "Exception expected");
 
-  try {
-    ops[0].atom = DW_OP_drop;
+    ops[0].atom = DW_OP_lit21;
     simgrid::dwarf::execute(ops, 1, state, stack);
-    fprintf(stderr,"Exception expected");
-  }
-  catch(simgrid::dwarf::evaluation_error& e) {}
-
-  ops[0].atom = DW_OP_lit21;
-  simgrid::dwarf::execute(ops, 1, state, stack);
-  assert(stack.size() == 1);
-  assert(stack.top() == 21);
-
-  ops[0].atom = DW_OP_const8u;
-  ops[0].number = a;
-  simgrid::dwarf::execute(ops, 1, state, stack);
-  assert(stack.size() == 2);
-  assert(stack.top() == a);
-
-  ops[0].atom = DW_OP_drop;
-  ops[1].atom = DW_OP_drop;
-  simgrid::dwarf::execute(ops, 2, state, stack);
-  assert(stack.empty());
-
-  stack.clear();
-  ops[0].atom = DW_OP_lit21;
-  ops[1].atom = DW_OP_plus_uconst;
-  ops[1].number = a;
-  simgrid::dwarf::execute(ops, 2, state, stack);
-  assert(stack.size() == 1);
-  assert(stack.top() == a + 21);
-
-  stack.clear();
-  ops[0].atom = DW_OP_const8u;
-  ops[0].number = a;
-  ops[1].atom = DW_OP_dup;
-  ops[2].atom = DW_OP_plus;
-  simgrid::dwarf::execute(ops, 3, state, stack);
-  assert(stack.size() == 1);
-  assert(stack.top() == a + a);
+    assert(stack.size() == 1);
+    assert(stack.top() == 21);
 
-  stack.clear();
-  ops[0].atom = DW_OP_const8u;
-  ops[0].number = a;
-  ops[1].atom = DW_OP_const8u;
-  ops[1].number = b;
-  ops[2].atom = DW_OP_over;
-  simgrid::dwarf::execute(ops, 3, state, stack);
-  assert(stack.size() == 3);
-  assert(stack.top()  == a);
-  assert(stack.top(1) == b);
-  assert(stack.top(2) == a);
-
-  stack.clear();
-  ops[0].atom = DW_OP_const8u;
-  ops[0].number = a;
-  ops[1].atom = DW_OP_const8u;
-  ops[1].number = b;
-  ops[2].atom = DW_OP_swap;
-  simgrid::dwarf::execute(ops, 3, state, stack);
-  assert(stack.size() == 2);
-  assert(stack.top()  == a);
-  assert(stack.top(1) == b);
+    ops[0].atom   = DW_OP_const8u;
+    ops[0].number = a;
+    simgrid::dwarf::execute(ops, 1, state, stack);
+    assert(stack.size() == 2);
+    assert(stack.top() == a);
 
-  }
-  catch(std::runtime_error& e) {
+    ops[0].atom = DW_OP_drop;
+    ops[1].atom = DW_OP_drop;
+    simgrid::dwarf::execute(ops, 2, state, stack);
+    assert(stack.empty());
+
+    stack.clear();
+    ops[0].atom   = DW_OP_lit21;
+    ops[1].atom   = DW_OP_plus_uconst;
+    ops[1].number = a;
+    simgrid::dwarf::execute(ops, 2, state, stack);
+    assert(stack.size() == 1);
+    assert(stack.top() == a + 21);
+
+    stack.clear();
+    ops[0].atom   = DW_OP_const8u;
+    ops[0].number = a;
+    ops[1].atom   = DW_OP_dup;
+    ops[2].atom   = DW_OP_plus;
+    simgrid::dwarf::execute(ops, 3, state, stack);
+    assert(stack.size() == 1);
+    assert(stack.top() == a + a);
+
+    stack.clear();
+    ops[0].atom   = DW_OP_const8u;
+    ops[0].number = a;
+    ops[1].atom   = DW_OP_const8u;
+    ops[1].number = b;
+    ops[2].atom   = DW_OP_over;
+    simgrid::dwarf::execute(ops, 3, state, stack);
+    assert(stack.size() == 3);
+    assert(stack.top() == a);
+    assert(stack.top(1) == b);
+    assert(stack.top(2) == a);
+
+    stack.clear();
+    ops[0].atom   = DW_OP_const8u;
+    ops[0].number = a;
+    ops[1].atom   = DW_OP_const8u;
+    ops[1].number = b;
+    ops[2].atom   = DW_OP_swap;
+    simgrid::dwarf::execute(ops, 3, state, stack);
+    assert(stack.size() == 2);
+    assert(stack.top() == a);
+    assert(stack.top(1) == b);
+  } catch (const simgrid::dwarf::evaluation_error&) {
     fprintf(stderr,"Expression evaluation error");
   }
 }
 
-static
-void test_deref(simgrid::dwarf::ExpressionContext const& state) {
+static void test_deref(simgrid::dwarf::ExpressionContext const& state)
+{
   try {
+    uintptr_t foo = 42;
 
-  uintptr_t foo = 42;
+    Dwarf_Op ops[60];
+    ops[0].atom   = DW_OP_const8u;
+    ops[0].number = (uintptr_t)&foo;
+    ops[1].atom   = DW_OP_deref;
 
-  Dwarf_Op ops[60];
-  ops[0].atom = DW_OP_const8u;
-  ops[0].number = (uintptr_t) &foo;
-  ops[1].atom = DW_OP_deref;
+    simgrid::dwarf::ExpressionStack stack;
 
-  simgrid::dwarf::ExpressionStack stack;
-
-  simgrid::dwarf::execute(ops, 2, state, stack);
-  assert(stack.size() == 1);
-  assert(stack.top()  == foo);
-
-  }
-  catch(std::runtime_error& e) {
+    simgrid::dwarf::execute(ops, 2, state, stack);
+    assert(stack.size() == 1);
+    assert(stack.top() == foo);
+  } catch (const simgrid::dwarf::evaluation_error&) {
     fprintf(stderr,"Expression evaluation error");
   }
 }
 
-int main(int argc, char** argv) {
+int main()
+{
   process = new simgrid::mc::RemoteClient(getpid(), -1);
   process->init();
 
@@ -158,26 +154,26 @@ int main(int argc, char** argv) {
   basic_test(state);
 
   for(int i=0; i!=100; ++i) {
-    uintptr_t a = rand();
-    uintptr_t b = rand();
+    uintptr_t a = rnd_engine();
+    uintptr_t b = rnd_engine();
     assert(eval_binary_operation(state, DW_OP_plus, a, b) == (a + b));
   }
 
   for(int i=0; i!=100; ++i) {
-    uintptr_t a = rand();
-    uintptr_t b = rand();
+    uintptr_t a = rnd_engine();
+    uintptr_t b = rnd_engine();
     assert(eval_binary_operation(state, DW_OP_or, a, b) == (a | b));
   }
 
   for(int i=0; i!=100; ++i) {
-    uintptr_t a = rand();
-    uintptr_t b = rand();
+    uintptr_t a = rnd_engine();
+    uintptr_t b = rnd_engine();
     assert(eval_binary_operation(state, DW_OP_and, a, b) == (a & b));
   }
 
   for(int i=0; i!=100; ++i) {
-    uintptr_t a = rand();
-    uintptr_t b = rand();
+    uintptr_t a = rnd_engine();
+    uintptr_t b = rnd_engine();
     assert(eval_binary_operation(state, DW_OP_xor, a, b) == (a ^ b));
   }