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| author | Aldy Hernandez <aldyh@redhat.com> | 2018-07-07 08:49:04 +0000 |
|---|---|---|
| committer | Aldy Hernandez <aldyh@gcc.gnu.org> | 2018-07-07 08:49:04 +0000 |
| commit | 4a669ac35988fa6de5931455fb59c713563bc58b (patch) | |
| tree | 9d2011edd9c0f88e911bf1ca42ef0a447245abf3 /gcc/tree-data-ref.c | |
| parent | 962b3564e98b2634a2d001eceb946d8f15f9bfae (diff) | |
| download | gcc-4a669ac35988fa6de5931455fb59c713563bc58b.zip gcc-4a669ac35988fa6de5931455fb59c713563bc58b.tar.gz gcc-4a669ac35988fa6de5931455fb59c713563bc58b.tar.bz2 | |
tree-vrp.c (vrp_int_const_binop): Change overflow type to overflow_type.
* tree-vrp.c (vrp_int_const_binop): Change overflow type to
overflow_type.
(combine_bound): Use wide-int overflow calculation instead of
rolling our own.
* calls.c (maybe_warn_alloc_args_overflow): Change overflow type to
overflow_type.
* fold-const.c (int_const_binop_2): Same.
(extract_muldiv_1): Same.
(fold_div_compare): Same.
(fold_abs_const): Same.
* match.pd: Same.
* poly-int.h (add): Same.
(sub): Same.
(neg): Same.
(mul): Same.
* predict.c (predict_iv_comparison): Same.
* profile-count.c (slow_safe_scale_64bit): Same.
* simplify-rtx.c (simplify_const_binary_operation): Same.
* tree-chrec.c (tree_fold_binomial): Same.
* tree-data-ref.c (split_constant_offset_1): Same.
* tree-if-conv.c (idx_within_array_bound): Same.
* tree-scalar-evolution.c (iv_can_overflow_p): Same.
* tree-ssa-phiopt.c (minmax_replacement): Same.
* tree-vect-loop.c (is_nonwrapping_integer_induction): Same.
* tree-vect-stmts.c (vect_truncate_gather_scatter_offset): Same.
* vr-values.c (vr_values::adjust_range_with_scev): Same.
* wide-int.cc (wi::add_large): Same.
(wi::mul_internal): Same.
(wi::sub_large): Same.
(wi::divmod_internal): Same.
* wide-int.h: Change overflow type to overflow_type for neg, add,
mul, smul, umul, div_trunc, div_floor, div_ceil, div_round,
mod_trunc, mod_ceil, mod_round, add_large, sub_large,
mul_internal, divmod_internal.
(overflow_type): New enum.
(accumulate_overflow): New.
cp/
* decl.c (build_enumerator): Change overflow type to overflow_type.
* init.c (build_new_1): Same.
From-SVN: r262494
Diffstat (limited to 'gcc/tree-data-ref.c')
| -rw-r--r-- | gcc/tree-data-ref.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/tree-data-ref.c b/gcc/tree-data-ref.c index b163eaf..a8c6872 100644 --- a/gcc/tree-data-ref.c +++ b/gcc/tree-data-ref.c @@ -734,12 +734,12 @@ split_constant_offset_1 (tree type, tree op0, enum tree_code code, tree op1, is known to be [A + TMP_OFF, B + TMP_OFF], with all operations done in ITYPE. The addition must overflow at both ends of the range or at neither. */ - bool overflow[2]; + wi::overflow_type overflow[2]; unsigned int prec = TYPE_PRECISION (itype); wide_int woff = wi::to_wide (tmp_off, prec); wide_int op0_min = wi::add (var_min, woff, sgn, &overflow[0]); wi::add (var_max, woff, sgn, &overflow[1]); - if (overflow[0] != overflow[1]) + if ((overflow[0] != wi::OVF_NONE) != (overflow[1] != wi::OVF_NONE)) return false; /* Calculate (ssizetype) OP0 - (ssizetype) TMP_VAR. */ |