blackfin: add support for L1 code/data flags

[deliverable/binutils-gdb.git] / bfd / elf32-bfin.c

diff --git a/bfd/elf32-bfin.c b/bfd/elf32-bfin.c
index 38f31e4f5a931d737c4b3819a364e7a9bb3142c4..56af244f4c32c917afcb316d1fe3469d82b5d4c0 100644 (file)
--- a/bfd/elf32-bfin.c
+++ b/bfd/elf32-bfin.c
@@ -1120,6 +1120,22 @@ bfin_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED,
   return (reloc_howto_type *) NULL;
 }
 
+/* Set by ld emulation if --code-in-l1.  */
+bfd_boolean elf32_bfin_code_in_l1 = 0;
+
+/* Set by ld emulation if --data-in-l1.  */
+bfd_boolean elf32_bfin_data_in_l1 = 0;
+
+static void
+elf32_bfin_final_write_processing (bfd *abfd,
+                                  bfd_boolean linker ATTRIBUTE_UNUSED)
+{
+  if (elf32_bfin_code_in_l1)
+    elf_elfheader (abfd)->e_flags |= EF_BFIN_CODE_IN_L1;
+  if (elf32_bfin_data_in_l1)
+    elf_elfheader (abfd)->e_flags |= EF_BFIN_DATA_IN_L1;
+}
+
 /* Return TRUE if the name is a local label.
    bfin local labels begin with L$.  */
 static bfd_boolean
@@ -5787,6 +5803,8 @@ struct bfd_elf_special_section const elf32_bfin_special_sections[] =
                                         elf32_bfin_set_private_flags
 #define bfd_elf32_bfd_print_private_bfd_data \
                                         elf32_bfin_print_private_bfd_data
+#define elf_backend_final_write_processing \
+                                        elf32_bfin_final_write_processing
 #define elf_backend_reloc_type_class    elf32_bfin_reloc_type_class
 #define elf_backend_can_gc_sections 1
 #define elf_backend_special_sections   elf32_bfin_special_sections