[binutils-gdb] Remove some "OBJF_READNOW" code from dwarf2_debug_names_index

[binutils-gdb] Remove some "OBJF_READNOW" code from dwarf2_debug_names_index

[Tom Tromey]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=dfaa040b440084dd73ebd359326752d5f44fc02c

commit dfaa040b440084dd73ebd359326752d5f44fc02c
Author: Tom Tromey <tom@tromey.com>
Date:   Mon Mar 29 18:31:31 2021 -0600

    Remove some "OBJF_READNOW" code from dwarf2_debug_names_index
    
    The dwarf2_debug_names_index code treats a NULL debug_names_table as
    if it were from OBJF_READNOW.  However, this trick is only done for
    gdb_index, never for debug_names -- see dwarf2_initialize_objfile.

Diff:
---
 gdb/dwarf2/read.c | 17 +----------------
 1 file changed, 1 insertion(+), 16 deletions(-)

diff --git a/gdb/dwarf2/read.c b/gdb/dwarf2/read.c
index c0bb18a26f3..165bea9c5a8 100644
--- a/gdb/dwarf2/read.c
+++ b/gdb/dwarf2/read.c
@@ -5096,14 +5096,7 @@ dw2_debug_names_iterator::next ()
 void
 dwarf2_debug_names_index::dump (struct objfile *objfile)
 {
-  dwarf2_per_objfile *per_objfile = get_dwarf2_per_objfile (objfile);
-
-  gdb_printf (".debug_names:");
-  if (per_objfile->per_bfd->debug_names_table)
-    gdb_printf (" exists\n");
-  else
-    gdb_printf (" faked for \"readnow\"\n");
-  gdb_printf ("\n");
+  gdb_printf (".debug_names: exists\n");
 }
 
 void
@@ -5115,10 +5108,6 @@ dwarf2_debug_names_index::expand_matching_symbols
 {
   dwarf2_per_objfile *per_objfile = get_dwarf2_per_objfile (objfile);
 
-  /* debug_names_table is NULL if OBJF_READNOW.  */
-  if (!per_objfile->per_bfd->debug_names_table)
-    return;
-
   mapped_debug_names &map = *per_objfile->per_bfd->debug_names_table;
   const block_search_flags block_flags
     = global ? SEARCH_GLOBAL_BLOCK : SEARCH_STATIC_BLOCK;
@@ -5160,10 +5149,6 @@ dwarf2_debug_names_index::expand_symtabs_matching
 {
   dwarf2_per_objfile *per_objfile = get_dwarf2_per_objfile (objfile);
 
-  /* debug_names_table is NULL if OBJF_READNOW.  */
-  if (!per_objfile->per_bfd->debug_names_table)
-    return true;
-
   dw_expand_symtabs_matching_file_matcher (per_objfile, file_matcher);
 
   /* This invariant is documented in quick-functions.h.  */