Add wasm tacle-bench targets

targets/wasm-tacle/kernel/fac/fac.c

@@ -0,0 +1,97 @@
+/*
+
+  This program is part of the TACLeBench benchmark suite.
+  Version V 1.x
+
+  Name: fac
+
+  Author: unknown
+
+  Function: fac is a program to calculate factorials.
+    This program computes the sum of the factorials
+    from zero to five.
+
+  Source: MRTC
+          http://www.mrtc.mdh.se/projects/wcet/wcet_bench/fac/fac.c
+
+  Changes: CS 2006/05/19: Changed loop bound from constant to variable.
+
+  License: public domain
+
+*/
+
+/*
+  Forward declaration of functions
+*/
+int fac_fac( int n );
+void fac_init();
+int fac_return();
+void fac_main();
+int main( void );
+/*
+  Declaration of global variables
+*/
+
+int fac_s;
+volatile int fac_n;
+
+
+/*
+  Initialization- and return-value-related functions
+*/
+
+
+void fac_init()
+{
+  fac_s = 0;
+  fac_n = 5;
+}
+
+
+int fac_return()
+{
+  int expected_result = 154;
+  return fac_s - expected_result;
+}
+
+
+/*
+  Arithmetic math functions
+*/
+
+
+int fac_fac ( int n )
+{
+  if ( n == 0 )
+    return 1;
+  else
+    return ( n * fac_fac ( n - 1 ) );
+}
+
+
+/*
+  Main functions
+*/
+
+
+void _Pragma( "entrypoint" ) fac_main ()
+{
+  int i;
+
+  _Pragma( "loopbound min 6 max 6" )
+  for ( i = 0;  i <= fac_n; i++ ) {
+    _Pragma( "marker recursivecall" )
+    fac_s += fac_fac ( i );
+    _Pragma( "flowrestriction 1*fac_fac <= 6*recursivecall" )
+  }
+}
+
+
+int main ( void )
+{
+  fac_init();
+  fac_main();
+
+  return ( fac_return() );
+}
+