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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.misc-tests/] [bprob-1.c] - Rev 848
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/* Check that various C constructs are handled correctly by profile-directed block ordering. This test is the same as gcov-4.c. The "count" comments are left in to make comparisons easier; they are ignored for this test. */ extern void abort (void); int do_something (int i) { return i; } /* Check static inline functions. */ int unref_val; static inline int unreferenced (int i, int j) { return i - j; } static inline int uncalled (int i, int j) { return i * j; } static inline int called (int i, int j) { return i + j; /* count(1) */ } void call_unref () { if (unref_val) /* count(1) */ unref_val = uncalled (1, 2); unref_val = called (unref_val, 4); /* count(1) */ } /* Check for loops. */ int for_val1; int for_val2; int for_temp; int test_for1 (int n) { int i; for_temp = 1; /* count(3) */ for (i = 0; i < n; i++) for_temp++; /* count(9) */ return for_temp; /* count(3) */ } int test_for2 (int m, int n, int o) { int i, j, k; for_temp = 1; /* count(6) */ for (i = 0; i < n; i++) for (j = 0; j < m; j++) for (k = 0; k < o; k++) for_temp++; /* count(81) */ return for_temp; /* count(6) */ } void call_for () { for_val1 += test_for1 (0); for_val1 += test_for1 (2); for_val1 += test_for1 (7); for_val2 += test_for2 (0, 0, 0); for_val2 += test_for2 (1, 0, 0); for_val2 += test_for2 (1, 3, 0); for_val2 += test_for2 (1, 3, 1); for_val2 += test_for2 (3, 1, 5); for_val2 += test_for2 (3, 7, 3); } /* Check the use of goto. */ int goto_val; int test_goto1 (int f) { if (f) /* count(2) */ goto lab1; /* count(1) */ return 1; /* count(1) */ lab1: return 2; /* count(1) */ } int test_goto2 (int f) { int i; for (i = 0; i < 10; i++) /* count(15) */ if (i == f) goto lab2; /* count(14) */ return 4; /* count(1) */ lab2: return 8; /* count(1) */ } void call_goto () { goto_val += test_goto1 (0); goto_val += test_goto1 (1); goto_val += test_goto2 (3); goto_val += test_goto2 (30); } /* Check nested if-then-else statements. */ int ifelse_val1; int ifelse_val2; int ifelse_val3; int test_ifelse1 (int i, int j) { int result = 0; if (i) /* count(5) */ if (j) /* count(3) */ result = do_something (4); /* count(3) */ else result = do_something (1024); else if (j) /* count(2) */ result = do_something (1); /* count(1) */ else result = do_something (2); /* count(1) */ if (i > j) /* count(5) */ result = do_something (result*2); /* count(1) */ if (i > 10) /* count(5) */ if (j > 10) /* count(1) */ result = do_something (result*4); /* count(1) */ return result; /* count(5) */ } int test_ifelse2 (int i) { int result = 0; if (!i) /* count(6) */ result = do_something (1); /* count(1) */ if (i == 1) /* count(6) */ result = do_something (1024); if (i == 2) /* count(6) */ result = do_something (2); /* count(3) */ if (i == 3) /* count(6) */ return do_something (8); /* count(2) */ if (i == 4) /* count(4) */ return do_something (2048); return result; /* count(4) */ } int test_ifelse3 (int i, int j) { int result = 1; if (i > 10 && j > i && j < 20) /* count(11) */ result = do_something (16); /* count(1) */ if (i > 20) /* count(11) */ if (j > i) /* count(5) */ if (j < 30) /* count(2) */ result = do_something (32); /* count(1) */ if (i == 3 || j == 47 || i == j) /* count(11) */ result = do_something (64); /* count(3) */ return result; /* count(11) */ } void call_ifelse () { ifelse_val1 += test_ifelse1 (0, 2); ifelse_val1 += test_ifelse1 (0, 0); ifelse_val1 += test_ifelse1 (1, 2); ifelse_val1 += test_ifelse1 (10, 2); ifelse_val1 += test_ifelse1 (11, 11); ifelse_val2 += test_ifelse2 (0); ifelse_val2 += test_ifelse2 (2); ifelse_val2 += test_ifelse2 (2); ifelse_val2 += test_ifelse2 (2); ifelse_val2 += test_ifelse2 (3); ifelse_val2 += test_ifelse2 (3); ifelse_val3 += test_ifelse3 (11, 19); ifelse_val3 += test_ifelse3 (25, 27); ifelse_val3 += test_ifelse3 (11, 22); ifelse_val3 += test_ifelse3 (11, 10); ifelse_val3 += test_ifelse3 (21, 32); ifelse_val3 += test_ifelse3 (21, 20); ifelse_val3 += test_ifelse3 (1, 2); ifelse_val3 += test_ifelse3 (32, 31); ifelse_val3 += test_ifelse3 (3, 0); ifelse_val3 += test_ifelse3 (0, 47); ifelse_val3 += test_ifelse3 (65, 65); } /* Check switch statements. */ int switch_val, switch_m; int test_switch (int i, int j) { int result = 0; /* count(5) */ switch (i) /* count(5) */ { case 1: result = do_something (2); /* count(1) */ break; case 2: result = do_something (1024); break; case 3: case 4: if (j == 2) /* count(3) */ return do_something (4); /* count(1) */ result = do_something (8); /* count(2) */ break; default: result = do_something (32); /* count(1) */ switch_m++; /* count(1) */ break; } return result; /* count(4) */ } void call_switch () { switch_val += test_switch (1, 0); switch_val += test_switch (3, 0); switch_val += test_switch (3, 2); switch_val += test_switch (4, 0); switch_val += test_switch (16, 0); switch_val += switch_m; } int main() { call_for (); call_goto (); call_ifelse (); call_switch (); call_unref (); if ((for_val1 != 12) || (for_val2 != 87) || (goto_val != 15) || (ifelse_val1 != 31) || (ifelse_val2 != 23) || (ifelse_val3 != 246) || (switch_val != 55) || (unref_val != 4)) abort (); return 0; }
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