public inbox for gcc-cvs@sourceware.org
help / color / mirror / Atom feed
* [gcc r15-37] Make some integer specific ranges generic Value_Range's.
@ 2024-04-28 19:04 Aldy Hernandez
0 siblings, 0 replies; only message in thread
From: Aldy Hernandez @ 2024-04-28 19:04 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:c284f8d2d16ce9c29defce3329419ccc54605ad4
commit r15-37-gc284f8d2d16ce9c29defce3329419ccc54605ad4
Author: Aldy Hernandez <aldyh@redhat.com>
Date: Tue Mar 19 18:22:08 2024 +0100
Make some integer specific ranges generic Value_Range's.
There are some irange uses that should be Value_Range, because they
can be either integers or pointers. This will become a problem when
prange comes live.
gcc/ChangeLog:
* tree-ssa-loop-split.cc (split_at_bb_p): Make int_range a Value_Range.
* tree-ssa-strlen.cc (get_range): Same.
* value-query.cc (range_query::get_tree_range): Handle both
integers and pointers.
* vr-values.cc (simplify_using_ranges::fold_cond_with_ops): Make
r0 and r1 Value_Range's.
Diff:
---
gcc/tree-ssa-loop-split.cc | 6 +++---
gcc/tree-ssa-strlen.cc | 2 +-
gcc/value-query.cc | 4 +---
gcc/vr-values.cc | 3 ++-
4 files changed, 7 insertions(+), 8 deletions(-)
diff --git a/gcc/tree-ssa-loop-split.cc b/gcc/tree-ssa-loop-split.cc
index a770ea371a2..a6be0cef7b0 100644
--- a/gcc/tree-ssa-loop-split.cc
+++ b/gcc/tree-ssa-loop-split.cc
@@ -144,18 +144,18 @@ split_at_bb_p (class loop *loop, basic_block bb, tree *border, affine_iv *iv,
value range. */
else
{
- int_range<2> r;
+ Value_Range r (TREE_TYPE (op0));
get_global_range_query ()->range_of_expr (r, op0, stmt);
if (!r.varying_p () && !r.undefined_p ()
&& TREE_CODE (op1) == INTEGER_CST)
{
wide_int val = wi::to_wide (op1);
- if (known_eq (val, r.lower_bound ()))
+ if (known_eq (val, wi::to_wide (r.lbound ())))
{
code = (code == EQ_EXPR) ? LE_EXPR : GT_EXPR;
break;
}
- else if (known_eq (val, r.upper_bound ()))
+ else if (known_eq (val, wi::to_wide (r.ubound ())))
{
code = (code == EQ_EXPR) ? GE_EXPR : LT_EXPR;
break;
diff --git a/gcc/tree-ssa-strlen.cc b/gcc/tree-ssa-strlen.cc
index e09c9cc081f..61c3da22322 100644
--- a/gcc/tree-ssa-strlen.cc
+++ b/gcc/tree-ssa-strlen.cc
@@ -215,7 +215,7 @@ get_range (tree val, gimple *stmt, wide_int minmax[2],
rvals = get_range_query (cfun);
}
- value_range vr;
+ Value_Range vr (TREE_TYPE (val));
if (!rvals->range_of_expr (vr, val, stmt))
return NULL_TREE;
diff --git a/gcc/value-query.cc b/gcc/value-query.cc
index eda71dc89d3..052b7511565 100644
--- a/gcc/value-query.cc
+++ b/gcc/value-query.cc
@@ -156,11 +156,9 @@ range_query::get_tree_range (vrange &r, tree expr, gimple *stmt)
{
case INTEGER_CST:
{
- irange &i = as_a <irange> (r);
if (TREE_OVERFLOW_P (expr))
expr = drop_tree_overflow (expr);
- wide_int w = wi::to_wide (expr);
- i.set (TREE_TYPE (expr), w, w);
+ r.set (expr, expr);
return true;
}
diff --git a/gcc/vr-values.cc b/gcc/vr-values.cc
index ff68d40c355..0572bf6c8c7 100644
--- a/gcc/vr-values.cc
+++ b/gcc/vr-values.cc
@@ -310,7 +310,8 @@ tree
simplify_using_ranges::fold_cond_with_ops (enum tree_code code,
tree op0, tree op1, gimple *s)
{
- int_range_max r0, r1;
+ Value_Range r0 (TREE_TYPE (op0));
+ Value_Range r1 (TREE_TYPE (op1));
if (!query->range_of_expr (r0, op0, s)
|| !query->range_of_expr (r1, op1, s))
return NULL_TREE;
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2024-04-28 19:04 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2024-04-28 19:04 [gcc r15-37] Make some integer specific ranges generic Value_Range's Aldy Hernandez
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).