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| Rev 107 |
Rev 1765 |
/* Tests for single stepping through various branch conditions */
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/* Tests for single stepping through various branch conditions */
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int noscramble(int a)
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int noscramble(int a)
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{
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{
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return a ;
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return a ;
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}
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}
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int echo(int a)
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int echo(int a)
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{ return noscramble(a) ; }
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{ return noscramble(a) ; }
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int equaltest(int a,int b)
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int equaltest(int a,int b)
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{ int retval ;
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{ int retval ;
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if (a == b)
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if (a == b)
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retval = noscramble(1) ;
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retval = noscramble(1) ;
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else retval = noscramble(0) ;
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else retval = noscramble(0) ;
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return retval ;
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return retval ;
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}
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}
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int neqtest(int a , int b)
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int neqtest(int a , int b)
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{ int retval ;
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{ int retval ;
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if (a != b)
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if (a != b)
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retval = echo(1) ;
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retval = echo(1) ;
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else retval = echo(2) ;
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else retval = echo(2) ;
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return retval ;
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return retval ;
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}
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}
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int zerotest(int a )
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int zerotest(int a )
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{ int retval ;
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{ int retval ;
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a = echo(a) ;
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a = echo(a) ;
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if (a ==0)
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if (a ==0)
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retval = echo(1) ;
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retval = echo(1) ;
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else
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else
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retval = echo(0) ;
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retval = echo(0) ;
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retval = echo(retval) ;
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retval = echo(retval) ;
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return retval ;
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return retval ;
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}
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}
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int zerotest2(int a)
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int zerotest2(int a)
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{
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{
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return (a==0) ;
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return (a==0) ;
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}
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}
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int nonzerotest(int a)
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int nonzerotest(int a)
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{
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{
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int retval ;
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int retval ;
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if (a != 0)
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if (a != 0)
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retval = echo(0) ;
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retval = echo(0) ;
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else retval = echo(1) ;
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else retval = echo(1) ;
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return retval ;
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return retval ;
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}
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}
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int whiletest(int a)
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int whiletest(int a)
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{
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{
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while (a > 0)
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while (a > 0)
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{
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{
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a-- ;
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a-- ;
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}
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}
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return 0 ;
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return 0 ;
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}
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}
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int whiletest2(int a)
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int whiletest2(int a)
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{
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{
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while (a > 0)
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while (a > 0)
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{
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{
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a = noscramble(a) ;
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a = noscramble(a) ;
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a-- ;
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a-- ;
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}
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}
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return a ;
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return a ;
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}
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}
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int decr(int x) { return x - 1 ; }
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int decr(int x) { return x - 1 ; }
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int while3(int a)
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int while3(int a)
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{
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{
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int b = a ;
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int b = a ;
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while (a == b)
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while (a == b)
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{
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{
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a = echo(a) ;
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a = echo(a) ;
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b = decr(b) ;
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b = decr(b) ;
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}
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}
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return a ;
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return a ;
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}
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}
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void done (int x) { }
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void done (int x) { }
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int main()
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int main()
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{
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{
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int a,b,c,d ;
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int a,b,c,d ;
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done(1) ;
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done(1) ;
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a = echo(123456) ;
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a = echo(123456) ;
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b = echo(123456) ;
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b = echo(123456) ;
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c = echo(56789) ;
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c = echo(56789) ;
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d = echo(0) ;
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d = echo(0) ;
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#if 1
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#if 1
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equaltest(a,b) ;
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equaltest(a,b) ;
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done(7) ;
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done(7) ;
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equaltest(a,c) ;
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equaltest(a,c) ;
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done(8) ;
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done(8) ;
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whiletest(3) ; /* worked */
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whiletest(3) ; /* worked */
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done(3) ;
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done(3) ;
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while3(3) ;
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while3(3) ;
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done(6) ;
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done(6) ;
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#endif
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#endif
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neqtest(a,b) ;
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neqtest(a,b) ;
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neqtest(a,b) ;
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neqtest(a,b) ;
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neqtest(a,c) ;
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neqtest(a,c) ;
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zerotest(d) ;
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zerotest(d) ;
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zerotest(a) ;
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zerotest(a) ;
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done(5) ;
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done(5) ;
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nonzerotest(d) ;
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nonzerotest(d) ;
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done(4) ;
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done(4) ;
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nonzerotest(a) ;
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nonzerotest(a) ;
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done(111) ;
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done(111) ;
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return 1 ;
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return 1 ;
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}
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}
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