diff options
Diffstat (limited to 'gcc/config/arm/unknown-elf.h')
| -rw-r--r-- | gcc/config/arm/unknown-elf.h | 101 |
1 files changed, 12 insertions, 89 deletions
diff --git a/gcc/config/arm/unknown-elf.h b/gcc/config/arm/unknown-elf.h index aa6927815d1..ba5f7efb2f3 100644 --- a/gcc/config/arm/unknown-elf.h +++ b/gcc/config/arm/unknown-elf.h @@ -19,6 +19,9 @@ along with this program; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/* elfos.h should have already been included. Now just override + any conflicting definitions and add any extras. */ + /* Run-time Target Specification. */ #ifndef TARGET_VERSION #define TARGET_VERSION fputs (" (ARM/ELF non-Linux)", stderr); @@ -30,103 +33,25 @@ Boston, MA 02111-1307, USA. */ #endif /* Now we define the strings used to build the spec file. */ -#define STARTFILE_SPEC "crtbegin%O%s crt0%O%s" - -#define ENDFILE_SPEC "crtend%O%s" - -#define USER_LABEL_PREFIX "" -#define LOCAL_LABEL_PREFIX "." +#undef STARTFILE_SPEC +#define STARTFILE_SPEC " crti%O%s crtbegin%O%s crt0%O%s" -#define TEXT_SECTION_ASM_OP "\t.text" -#define INIT_SECTION_ASM_OP "\t.section\t.init" -#define FINI_SECTION_ASM_OP "\t.section\t.fini" +#undef ENDFILE_SPEC +#define ENDFILE_SPEC "crtend%O%s crtn%O%s" -#define INVOKE__main +/* The __USES_INITFINI__ define is tested in newlib/libc/sys/arm/crt0.S + to see if it needs to invoked _init() and _fini(). */ +#undef SUBTARGET_CPP_SPEC +#define SUBTARGET_CPP_SPEC "-D__ELF__ -D__USES_INITFINI__" -/* Debugging */ -#define DWARF_DEBUGGING_INFO -#define DWARF2_DEBUGGING_INFO +#undef PREFERRED_DEBUGGING_TYPE #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG -/* Support for Constructors and Destrcutors . */ -#define READONLY_DATA_SECTION rdata_section - -/* A list of other sections which the compiler might be "in" at any - given time. */ -#define SUBTARGET_EXTRA_SECTIONS in_rdata - -/* A list of extra section function definitions. */ -#define SUBTARGET_EXTRA_SECTION_FUNCTIONS RDATA_SECTION_FUNCTION - -#define RDATA_SECTION_ASM_OP "\t.section .rodata" - -#define RDATA_SECTION_FUNCTION \ -void rdata_section PARAMS ((void)); \ - \ -void \ -rdata_section () \ -{ \ - if (in_section != in_rdata) \ - { \ - fprintf (asm_out_file, "%s\n", RDATA_SECTION_ASM_OP); \ - in_section = in_rdata; \ - } \ -} - -/* Switch into a generic section. */ -#define TARGET_ASM_NAMED_SECTION default_elf_asm_named_section - -/* The ARM development system defines __main. */ -#define NAME__MAIN "__gccmain" -#define SYMBOL__MAIN __gccmain - /* Return a non-zero value if DECL has a section attribute. */ #define IN_NAMED_SECTION(DECL) \ ((TREE_CODE (DECL) == FUNCTION_DECL || TREE_CODE (DECL) == VAR_DECL) \ && DECL_SECTION_NAME (DECL) != NULL_TREE) -#define MAKE_DECL_ONE_ONLY(DECL) (DECL_WEAK (DECL) = 1) - -#define UNIQUE_SECTION(DECL, RELOC) \ - do \ - { \ - int len; \ - int sec; \ - const char * name; \ - char * string; \ - char * prefix; \ - static char * prefixes[4][2] = \ - { \ - { ".text.", ".gnu.linkonce.t." }, \ - { ".rodata.", ".gnu.linkonce.r." }, \ - { ".data.", ".gnu.linkonce.d." }, \ - { ".bss.", ".gnu.linkonce.b." } \ - }; \ - \ - if (TREE_CODE (DECL) == FUNCTION_DECL) \ - sec = 0; \ - else if (DECL_READONLY_SECTION (DECL, RELOC)) \ - sec = 1; \ - else if (DECL_INITIAL (DECL) == NULL_TREE) \ - sec = 3; \ - else \ - sec = 2; \ - \ - prefix = prefixes[sec][DECL_ONE_ONLY(DECL)]; \ - name = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (DECL)); \ - \ - /* Strip off any encoding in name. */ \ - STRIP_NAME_ENCODING (name, name); \ - \ - len = strlen (name) + strlen (prefix); \ - string = alloca (len + 1); \ - \ - sprintf (string, "%s%s", prefix, name); \ - \ - DECL_SECTION_NAME (DECL) = build_string (len, string); \ - } \ - while (0) - #undef ASM_OUTPUT_ALIGNED_BSS #define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \ do \ @@ -169,5 +94,3 @@ rdata_section () \ #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm7tdmi #endif -/* Now get the routine arm-elf definitions. */ -#include "elf.h" |