systemc: Import tests from the Accellera systemc distribution.

Change-Id: Iad76b398949a55d768a34d027a2d8e3739953da6
Reviewed-on: https://gem5-review.googlesource.com/10845
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Maintainer: Gabe Black <gabeblack@google.com>

1 files changed, 42 insertions, 0 deletions

diff --git a/src/systemc/tests/systemc/kernel/sc_main_main/sc_main_main.cpp b/src/systemc/tests/systemc/kernel/sc_main_main/sc_main_main.cpp
new file mode 100644
index 000000000..4937b27ff
--- /dev/null
+++ b/src/systemc/tests/systemc/kernel/sc_main_main/sc_main_main.cpp
@@ -0,0 +1,42 @@
+#include "systemc.h"
+
+int main()
+{
+    char *argv[] = { strdup("0"), strdup("1"), strdup("2"), strdup("3"),
+                     strdup("4"), NULL };
+    int argc = sizeof argv / sizeof argv[0] - 1;
+    sc_elab_and_sim( argc, argv );
+    for (int i = 0; i < argc; ++i) {
+        free(argv[i]);
+    }
+}
+
+int sc_main(int argc, char* argv[])
+{
+    // Number of arguments should be the same
+    sc_assert(argc == sc_argc());
+
+    // Ensure all arguments are the same as sc_argv
+    for ( int argi = 0; argi < argc; argi++ ) {
+        if ( strcmp( argv[argi], sc_argv()[argi] ) != 0 ) {
+            cout << "sc_argv()[" << argi << "] mismatch: expected: '"
+                 << argv[argi] << "' got: '" << sc_argv()[argi] << "'" << endl;
+        }
+    }
+
+    // This check will most likely not do anything since we are likely to have
+    // zeros on the stack, but let's add it anyway.
+    sc_assert(argv[argc] == NULL);
+    sc_assert(sc_argv()[argc] == NULL);
+
+    // Ensure that modifying argv does not alter sc_argv
+    argv[1][0] = '9';
+    free(argv[2]);
+    argv[2] = strdup("new-2");
+    sc_assert(strcmp(sc_argv()[2], "2") == 0);
+    sc_assert(strcmp(sc_argv()[1], "1") == 0);
+
+    cerr << "Program completed" << endl;
+
+    return 0;
+}