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| author | Ian Lance Taylor <iant@google.com> | 2007-03-02 20:09:31 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <ian@gcc.gnu.org> | 2007-03-02 20:09:31 +0000 |
| commit | 12df8a7eb6ef9965506dfa101aa4d0e6698be159 (patch) | |
| tree | 08d9af36c26e8904e6735ae169f37837147cbdc7 /gcc/tree-flow.h | |
| parent | 386e9d408b56891b27b419e89f67320ff36f71aa (diff) | |
| download | gcc-12df8a7eb6ef9965506dfa101aa4d0e6698be159.zip gcc-12df8a7eb6ef9965506dfa101aa4d0e6698be159.tar.gz gcc-12df8a7eb6ef9965506dfa101aa4d0e6698be159.tar.bz2 | |
Used signed infinities in VRP.
* tree-vrp.c (uses_overflow_infinity): New static function.
(supports_overflow_infinity): New static function.
(make_overflow_infinity): New static function.
(negative_overflow_infinity): New static function.
(positive_overflow_infinity): New static function.
(is_negative_overflow_infinity): New static function.
(is_positive_overflow_infinity): New static function.
(is_overflow_infinity): New static function.
(overflow_infinity_range_p): New static function.
(compare_values_warnv): New function split out of compare_values.
(compare_value): Call it.
(set_value_range_to_nonnegative): Add overflow_infinity
parameter. Change caller.
(vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
Change callers.
(vrp_expr_computes_nonzero): Likewise.
(compare_ranges, compare_range_with_value): Likewise.
(compare_name_with_value, compare_names): Likewise.
(vrp_evaluate_conditional): Likewise.
(set_value_range): Handle infinity
(vrp_operand_equal_p, operand_less_p): Likewise.
(extract_range_from_assert): Likewise.
(vrp_int_const_binop): Likewise.
(extract_range_from_binary_expr): Likewise.
(extract_range_from_unary_expr): Likewise.
(extract_range_from_comparison): Likewise.
(extract_range_from_expr): Likewise.
(dump_value_range): Likewise.
(vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
(test_for_singularity): Likewise.
(vrp_int_const_binop): Remove inline qualifier.
(adjust_range_with_scev): Add comment.
* tree-flow.h (vrp_evaluate_conditional): Update declaration.
From-SVN: r122487
Diffstat (limited to 'gcc/tree-flow.h')
| -rw-r--r-- | gcc/tree-flow.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-flow.h b/gcc/tree-flow.h index 2d661f5..87b655b 100644 --- a/gcc/tree-flow.h +++ b/gcc/tree-flow.h @@ -776,7 +776,7 @@ bool fold_stmt_inplace (tree); tree widen_bitfield (tree, tree, tree); /* In tree-vrp.c */ -tree vrp_evaluate_conditional (tree, bool); +tree vrp_evaluate_conditional (tree, bool, bool *); void simplify_stmt_using_ranges (tree); /* In tree-ssa-dom.c */ |