[committed] add debugging routines for assert_info structure
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Message ID 1530d289-2f0a-de0e-96c9-aefffc4ca873@redhat.com
State New
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  • [committed] add debugging routines for assert_info structure
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Aldy Hernandez Nov. 4, 2019, 7:45 p.m. UTC
We have a way of dumping the asserts in the asserts_for on-the-side 
structure, but we have no way of dumping the assert_info structure that 
evrp uses.  Being able to dump these are quite useful in debugging.

Committed as obvious.

Patch
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commit 9244efff3f7ccce390c70c83d9fc46cef6152bb4
Author: Aldy Hernandez <aldyh@redhat.com>
Date:   Mon Nov 4 12:14:56 2019 +0100

    Implement debugging functions for assert_info's.

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f29939a0dd8..d00348891bd 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@ 
+2019-11-04  Aldy Hernandez  <aldyh@redhat.com>
+
+	* tree-vrp.c (dump_assert_info): New.
+	(dump_asserts_info): New.
+
 2019-11-04  Tamar Christina  <tamar.christina@arm.com>
 
 	* tree-vect-slp.c (vectorize_slp_instance_root_stmt): Initialize rstmt.
diff --git a/gcc/tree-vrp.c b/gcc/tree-vrp.c
index da6b6151b4a..7c35802dacc 100644
--- a/gcc/tree-vrp.c
+++ b/gcc/tree-vrp.c
@@ -2114,6 +2114,45 @@  debug_all_asserts (void)
   dump_all_asserts (stderr);
 }
 
+/* Dump assert_info structure.  */
+
+void
+dump_assert_info (FILE *file, const assert_info &assert)
+{
+  fprintf (file, "Assert for: ");
+  print_generic_expr (file, assert.name);
+  fprintf (file, "\n\tPREDICATE: expr=[");
+  print_generic_expr (file, assert.expr);
+  fprintf (file, "] %s ", get_tree_code_name (assert.comp_code));
+  fprintf (file, "val=[");
+  print_generic_expr (file, assert.val);
+  fprintf (file, "]\n\n");
+}
+
+DEBUG_FUNCTION void
+debug (const assert_info &assert)
+{
+  dump_assert_info (stderr, assert);
+}
+
+/* Dump a vector of assert_info's.  */
+
+void
+dump_asserts_info (FILE *file, const vec<assert_info> &asserts)
+{
+  for (unsigned i = 0; i < asserts.length (); ++i)
+    {
+      dump_assert_info (file, asserts[i]);
+      fprintf (file, "\n");
+    }
+}
+
+DEBUG_FUNCTION void
+debug (const vec<assert_info> &asserts)
+{
+  dump_asserts_info (stderr, asserts);
+}
+
 /* Push the assert info for NAME, EXPR, COMP_CODE and VAL to ASSERTS.  */
 
 static void