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| author | Richard Biener <rguenther@suse.de> | 2014-04-03 13:43:23 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2014-04-03 13:43:23 +0000 |
| commit | f16c88d25f44b90827c02f8d3ae0b72a9a9e2be3 (patch) | |
| tree | b55ceac5099a5d518e335329794a0dce98c11946 /gcc | |
| parent | 880a467be7f2b84126e19ea3f4d6872d5a3f1252 (diff) | |
| download | gcc-f16c88d25f44b90827c02f8d3ae0b72a9a9e2be3.zip gcc-f16c88d25f44b90827c02f8d3ae0b72a9a9e2be3.tar.gz gcc-f16c88d25f44b90827c02f8d3ae0b72a9a9e2be3.tar.bz2 | |
re PR tree-optimization/60740 (ICE in extract_affine w/ -O2 -ftree-loop-linear)
2014-04-03 Richard Biener <rguenther@suse.de>
PR tree-optimization/60740
* graphite-scop-detection.c (stmt_simple_for_scop_p): Iterate
over all GIMPLE_COND operands.
* gcc.dg/graphite/pr60740.c: New testcase.
From-SVN: r209057
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/graphite-scop-detection.c | 18 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/graphite/pr60740.c | 16 |
4 files changed, 36 insertions, 9 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f01c406..0756170 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2014-04-03 Richard Biener <rguenther@suse.de> + + PR tree-optimization/60740 + * graphite-scop-detection.c (stmt_simple_for_scop_p): Iterate + over all GIMPLE_COND operands. + 2014-04-03 Nathan Sidwell <nathan@codesourcery.com> * doc/invoke.texi (Wnon-virtual-dtor): Adjust documentation. diff --git a/gcc/graphite-scop-detection.c b/gcc/graphite-scop-detection.c index 1d7c748..b5e4a8c 100644 --- a/gcc/graphite-scop-detection.c +++ b/gcc/graphite-scop-detection.c @@ -346,13 +346,10 @@ stmt_simple_for_scop_p (basic_block scop_entry, loop_p outermost_loop, case GIMPLE_COND: { - tree op; - ssa_op_iter op_iter; - enum tree_code code = gimple_cond_code (stmt); - /* We can handle all binary comparisons. Inequalities are also supported as they can be represented with union of polyhedra. */ + enum tree_code code = gimple_cond_code (stmt); if (!(code == LT_EXPR || code == GT_EXPR || code == LE_EXPR @@ -361,11 +358,14 @@ stmt_simple_for_scop_p (basic_block scop_entry, loop_p outermost_loop, || code == NE_EXPR)) return false; - FOR_EACH_SSA_TREE_OPERAND (op, stmt, op_iter, SSA_OP_ALL_USES) - if (!graphite_can_represent_expr (scop_entry, loop, op) - /* We can not handle REAL_TYPE. Failed for pr39260. */ - || TREE_CODE (TREE_TYPE (op)) == REAL_TYPE) - return false; + for (unsigned i = 0; i < 2; ++i) + { + tree op = gimple_op (stmt, i); + if (!graphite_can_represent_expr (scop_entry, loop, op) + /* We can not handle REAL_TYPE. Failed for pr39260. */ + || TREE_CODE (TREE_TYPE (op)) == REAL_TYPE) + return false; + } return true; } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index b51d81e..3a58dc2 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2014-04-03 Richard Biener <rguenther@suse.de> + + PR tree-optimization/60740 + * gcc.dg/graphite/pr60740.c: New testcase. + 2014-04-03 Nathan Sidwell <nathan@codesourcery.com> * g++.dg/warn/Wnvdtor.C: Add non-polymorphic case. diff --git a/gcc/testsuite/gcc.dg/graphite/pr60740.c b/gcc/testsuite/gcc.dg/graphite/pr60740.c new file mode 100644 index 0000000..5b7c180 --- /dev/null +++ b/gcc/testsuite/gcc.dg/graphite/pr60740.c @@ -0,0 +1,16 @@ +/* { dg-options "-O2 -floop-interchange" } */ + +int **db6 = 0; + +void +k26(void) +{ + static int geb = 0; + int *a22 = &geb; + int **l30 = &a22; + int *c4b; + int ndf; + for (ndf = 0; ndf <= 1; ++ndf) + *c4b = (db6 == l30) && (*a22)--; +} + |