diff options
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/pr53748.c | 9 | ||||
| -rw-r--r-- | gcc/tree-ssa-phiopt.c | 8 |
4 files changed, 26 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 677e813..d662298 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-06-26 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/53748 + * tree-ssa-phiopt.c (conditional_replacement): Only optimize + if arg0/arg1 have integral or pointer types. + 2012-06-25 Richard Henderson <rth@redhat.com> * config/i386/sse.md (sse2_sse4_1): Remove code attr. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a85b990..a307459 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2012-06-26 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/53748 + * gcc.c-torture/compile/pr53748.c: New test. + 2012-06-25 Jason Merrill <jason@redhat.com> PR c++/53498 diff --git a/gcc/testsuite/gcc.c-torture/compile/pr53748.c b/gcc/testsuite/gcc.c-torture/compile/pr53748.c new file mode 100644 index 0000000..9aad70d --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/pr53748.c @@ -0,0 +1,9 @@ +/* PR tree-optimization/53748 */ + +typedef unsigned int V __attribute__ ((__vector_size__ (sizeof (int) * 4))); + +void +foo (int x, V *y) +{ + *y = x ? ((V) { ~0U, ~0U, ~0U, ~0U }) : ((V) { 0, 0, 0, 0 }); +} diff --git a/gcc/tree-ssa-phiopt.c b/gcc/tree-ssa-phiopt.c index 52be150..46d8a2c 100644 --- a/gcc/tree-ssa-phiopt.c +++ b/gcc/tree-ssa-phiopt.c @@ -615,8 +615,12 @@ conditional_replacement (basic_block cond_bb, basic_block middle_bb, bool neg; /* FIXME: Gimplification of complex type is too hard for now. */ - if (TREE_CODE (TREE_TYPE (arg0)) == COMPLEX_TYPE - || TREE_CODE (TREE_TYPE (arg1)) == COMPLEX_TYPE) + /* We aren't prepared to handle vectors either (and it is a question + if it would be worthwhile anyway). */ + if (!(INTEGRAL_TYPE_P (TREE_TYPE (arg0)) + || POINTER_TYPE_P (TREE_TYPE (arg0))) + || !(INTEGRAL_TYPE_P (TREE_TYPE (arg1)) + || POINTER_TYPE_P (TREE_TYPE (arg1)))) return false; /* The PHI arguments have the constants 0 and 1, or 0 and -1, then |