diff options
Diffstat (limited to 'ld/emultempl/armelf.em')
| -rw-r--r-- | ld/emultempl/armelf.em | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/ld/emultempl/armelf.em b/ld/emultempl/armelf.em index 2678740..306caf1 100644 --- a/ld/emultempl/armelf.em +++ b/ld/emultempl/armelf.em @@ -43,6 +43,7 @@ static int pic_veneer = 0; static int merge_exidx_entries = -1; static int fix_arm1176 = 1; static int cmse_implib = 0; +static char *in_implib_filename = NULL; static void gld${EMULATION_NAME}_before_parse (void) @@ -499,6 +500,8 @@ gld${EMULATION_NAME}_finish (void) static void arm_elf_create_output_section_statements (void) { + bfd *in_implib_bfd; + if (strstr (bfd_get_target (link_info.output_bfd), "arm") == NULL) { /* The arm backend needs special fields in the output hash structure. @@ -509,6 +512,20 @@ arm_elf_create_output_section_statements (void) return; } + if (in_implib_filename) + { + in_implib_bfd = bfd_openr (in_implib_filename, + bfd_get_target (link_info.output_bfd)); + + if (in_implib_bfd == NULL) + einfo ("%F%s: Can't open: %E\n", in_implib_filename); + + if (!bfd_check_format (in_implib_bfd, bfd_object)) + einfo ("%F%s: Not a relocatable file: %E\n", in_implib_filename); + } + else + in_implib_bfd = NULL; + bfd_elf32_arm_set_target_relocs (link_info.output_bfd, &link_info, target1_is_rel, target2_type, fix_v4bx, use_blx, @@ -516,7 +533,7 @@ arm_elf_create_output_section_statements (void) no_enum_size_warning, no_wchar_size_warning, pic_veneer, fix_cortex_a8, - fix_arm1176, cmse_implib); + fix_arm1176, cmse_implib, in_implib_bfd); stub_file = lang_add_input_file ("linker stubs", lang_input_file_is_fake_enum, @@ -586,6 +603,7 @@ PARSE_AND_LIST_PROLOGUE=' #define OPTION_LONG_PLT 319 #define OPTION_STM32L4XX_FIX 320 #define OPTION_CMSE_IMPLIB 321 +#define OPTION_IN_IMPLIB 322 ' PARSE_AND_LIST_SHORTOPTS=p @@ -613,6 +631,7 @@ PARSE_AND_LIST_LONGOPTS=' { "no-fix-arm1176", no_argument, NULL, OPTION_NO_FIX_ARM1176 }, { "long-plt", no_argument, NULL, OPTION_LONG_PLT }, { "cmse-implib", no_argument, NULL, OPTION_CMSE_IMPLIB }, + { "in-implib", required_argument, NULL, OPTION_IN_IMPLIB }, ' PARSE_AND_LIST_OPTIONS=' @@ -635,6 +654,8 @@ PARSE_AND_LIST_OPTIONS=' " to handle large .plt/.got displacements\n")); fprintf (file, _(" --cmse-implib Make import library to be a secure gateway import\n" " library as per ARMv8-M Security Extensions\n")); + fprintf (file, _(" --in-implib Import library whose symbols address must\n" + " remain stable\n")); fprintf (file, _("\ --stub-group-size=N Maximum size of a group of input sections that\n\ can be handled by one stub section. A negative\n\ @@ -759,6 +780,10 @@ PARSE_AND_LIST_ARGS_CASES=' case OPTION_CMSE_IMPLIB: cmse_implib = 1; break; + + case OPTION_IN_IMPLIB: + in_implib_filename = optarg; + break; ' # We have our own before_allocation etc. functions, but they call |