[binutils-gdb] objdump gcc_compiled and gcc2_compiled

Alan Modra amodra@sourceware.org
Tue Sep 9 07:52:47 GMT 2025


https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=7ab2cbe8d0f857d2b5462f4748127a7a7ccfed04

commit 7ab2cbe8d0f857d2b5462f4748127a7a7ccfed04
Author: Alan Modra <amodra@gmail.com>
Date:   Tue Sep 9 17:17:51 2025 +0930

    objdump gcc_compiled and gcc2_compiled
    
            * objdump.c (remove_useless_symbols): Deal with gcc_compiled
            and gcc2_compiled here..
            (compare_symbols): ..rather than here..
            (disassemble_section): ..and here.

Diff:
---
 binutils/objdump.c | 21 ++++-----------------
 1 file changed, 4 insertions(+), 17 deletions(-)

diff --git a/binutils/objdump.c b/binutils/objdump.c
index 0bea4d0761c..290f7e51f66 100644
--- a/binutils/objdump.c
+++ b/binutils/objdump.c
@@ -1106,6 +1106,9 @@ remove_useless_symbols (asymbol **symbols, long count)
       if (bfd_is_und_section (sym->section)
 	  || bfd_is_com_section (sym->section))
 	continue;
+      if (strstr (sym->name, "gnu_compiled")
+	  || strstr (sym->name, "gcc2_compiled"))
+	continue;
 
       *out_ptr++ = sym;
     }
@@ -1171,18 +1174,6 @@ compare_symbols (const void *ap, const void *bp)
   anl = strlen (an);
   bnl = strlen (bn);
 
-  /* The symbols gnu_compiled and gcc2_compiled convey no real
-     information, so put them after other symbols with the same value.  */
-  af = (strstr (an, "gnu_compiled") != NULL
-	|| strstr (an, "gcc2_compiled") != NULL);
-  bf = (strstr (bn, "gnu_compiled") != NULL
-	|| strstr (bn, "gcc2_compiled") != NULL);
-
-  if (af && ! bf)
-    return 1;
-  if (! af && bf)
-    return -1;
-
   /* We use a heuristic for the file name, to try to sort it after
      more useful symbols.  It may not work on non Unix systems, but it
      doesn't really matter; the only difference is precisely which
@@ -4092,11 +4083,7 @@ disassemble_section (bfd *abfd, asection *section, void *inf)
 	  || sym == NULL
 	  || sym->section != section
 	  || bfd_asymbol_value (sym) > addr
-	  || ((sym->flags & BSF_OBJECT) == 0
-	      && (strstr (bfd_asymbol_name (sym), "gnu_compiled")
-		  == NULL)
-	      && (strstr (bfd_asymbol_name (sym), "gcc2_compiled")
-		  == NULL))
+	  || (sym->flags & BSF_OBJECT) == 0
 	  || (sym->flags & BSF_FUNCTION) != 0)
 	insns = true;
       else


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