Re: [google] change dump_inline_decisions to make it print more useful and better looking info

[Dehao Chen]

I see. The patch is updated:

Thanks,
Dehao

Index: ipa-inline.c
===================================================================
--- ipa-inline.c        (revision 182739)
+++ ipa-inline.c        (working copy)
@@ -303,26 +303,19 @@
   char *buf;
   size_t buf_size;
   const char *bfd_name = lang_hooks.dwarf_name (node->decl, 0);
-  const char *count_text = "count=";
-  const char *max_count_text = "max_count=";

   if (!bfd_name)
     bfd_name = "unknown";

   buf_size = strlen (bfd_name) + 1;
-  if (flag_opt_info >= OPT_INFO_MED)
-    buf_size += (strlen (count_text) + MAX_INT_LENGTH + 1);
-  if (flag_opt_info >= OPT_INFO_MAX)
-    buf_size += (strlen (max_count_text) + MAX_INT_LENGTH + 1);
+  if (flag_opt_info >= OPT_INFO_MED && profile_info)
+    buf_size += (2 * MAX_INT_LENGTH + 5);
   buf = (char *) xmalloc (buf_size);

   strcpy (buf, bfd_name);
-  if (flag_opt_info >= OPT_INFO_MED)
-    sprintf (buf, "%s,%s"HOST_WIDEST_INT_PRINT_DEC,
-            buf, count_text, node->count);
-  if (flag_opt_info >= OPT_INFO_MAX)
-    sprintf (buf, "%s,%s"HOST_WIDEST_INT_PRINT_DEC,
-            buf, max_count_text, node->max_bb_count);
+  if (flag_opt_info >= OPT_INFO_MED && profile_info)
+    sprintf (buf, "("HOST_WIDEST_INT_PRINT_DEC", "HOST_WIDEST_INT_PRINT_DEC")",
+            node->count, node->max_bb_count);
   return buf;
 }

On Fri, Dec 30, 2011 at 4:59 PM, Xinliang David Li <davi...@google.com> wrote:
> the early inline decisions are still good to dump out. However the
> opt-info should check 'if (profile_info)' to decide if count and max
> count info need to be dumped.
>
> David
>
> On Fri, Dec 30, 2011 at 12:31 AM, Dehao Chen <de...@google.com> wrote:
>> Hi,
>>
>> This patch makes the -fopt-info print more concise info:
>> 1. only inline decisions after einline are printed
>> 2. print in a more compact format
>>
>> Bootstrapped with no problem.
>>
>> Is it okay for google-4_6 and google-main branch?
>>
>> Thanks,
>> Dehao
>>
>> gcc/ChangeLog.google-4_6
>> 2011-12-30  Dehao Chen  <de...@google.com>
>>
>>        * ipa-inline.c (dump_inline_decision): Print more concise info when
>>        dumping inline decisions.
>>
>> Index: gcc/ipa-inline.c
>> ===================================================================
>> --- gcc/ipa-inline.c    (revision 182739)
>> +++ gcc/ipa-inline.c    (working copy)
>> @@ -303,26 +303,19 @@
>>   char *buf;
>>   size_t buf_size;
>>   const char *bfd_name = lang_hooks.dwarf_name (node->decl, 0);
>> -  const char *count_text = "count=";
>> -  const char *max_count_text = "max_count=";
>>
>>   if (!bfd_name)
>>     bfd_name = "unknown";
>>
>>   buf_size = strlen (bfd_name) + 1;
>>   if (flag_opt_info >= OPT_INFO_MED)
>> -    buf_size += (strlen (count_text) + MAX_INT_LENGTH + 1);
>> -  if (flag_opt_info >= OPT_INFO_MAX)
>> -    buf_size += (strlen (max_count_text) + MAX_INT_LENGTH + 1);
>> +    buf_size += (2 * MAX_INT_LENGTH + 5);
>>   buf = (char *) xmalloc (buf_size);
>>
>>   strcpy (buf, bfd_name);
>>   if (flag_opt_info >= OPT_INFO_MED)
>> -    sprintf (buf, "%s,%s"HOST_WIDEST_INT_PRINT_DEC,
>> -            buf, count_text, node->count);
>> -  if (flag_opt_info >= OPT_INFO_MAX)
>> -    sprintf (buf, "%s,%s"HOST_WIDEST_INT_PRINT_DEC,
>> -            buf, max_count_text, node->max_bb_count);
>> +    sprintf (buf, "("HOST_WIDEST_INT_PRINT_DEC", 
>> "HOST_WIDEST_INT_PRINT_DEC")",
>> +            node->count, node->max_bb_count);
>>   return buf;
>>  }
>>
>> @@ -369,6 +362,14 @@
>>   const char *inline_chain_text;
>>   const char *call_count_text;
>>   struct cgraph_node *final_caller = edge->caller;
>> +  tree decl = edge->caller->decl;
>> +
>> +  if (decl)
>> +    {
>> +      struct function *fn = DECL_STRUCT_FUNCTION (decl);
>> +      if (!fn || !fn->always_inline_functions_inlined)
>> +       return;
>> +    }
>>
>>   if (final_caller->global.inlined_to != NULL)
>>     inline_chain_text = cgraph_node_call_chain (final_caller, &final_caller);