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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [ssa-ccp-1.c] - Rev 300
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/* { dg-do compile } */ /* { dg-options "-O -fdump-tree-ccp1" } */ extern void link_error (void); /* check folding */ void test1 (void) { unsigned int l = 3 * 4 - 5 / 2; if (l != 10) link_error (); } void test11 (void) { unsigned int l = (((((((3 / 2 + 2) * 4) & 7) ^ 3) % 8) << 2) + 1) >> 2; if (l != 7) link_error (); } /* cprop in a basic block */ void test111 (void) { unsigned int l0 = 3 / 2 + 2; unsigned int l1 = l0 * 4; unsigned int l2 = 7; unsigned int l3 = l1 & l2; unsigned int l4 = 3; unsigned int l5 = l3 ^ l4; unsigned int l6 = 8; unsigned int l7 = l5 % l6; unsigned int l8 = 2; unsigned int l9 = l7 << l8; unsigned int l10 = l9 + 1; unsigned int l11 = l10 >> 2; if (l11 != 7) link_error (); } /* cprop after an if statement */ void test1111 (int p) { int l = 53; if (p) { if ((67 + l - 25) != 95) link_error (); } else { if ((93 - l + 25) != 65) link_error (); } } /* cprop after a loop */ void test11111 (int p, int q, int r) { int l = 53; while (p < r) { if ((67 + l - 25) != 95) link_error (); p -= q; } } /* There should be not link_error calls, if there is any the optimization has failed */ /* { dg-final { scan-tree-dump-times "link_error" 0 "ccp1"} } */ /* { dg-final { cleanup-tree-dump "ccp1" } } */
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