700-nios2-2.15.patch

這是一個實時嵌入式作業系統 實作了MCS51 ARM等MCU

--- binutils-2.15/bfd/Makefile.am	2004-05-17 21:35:56.000000000 +0200
+++ binutils-2.15-nios2/bfd/Makefile.am	2005-05-17 12:20:13.000000000 +0200
@@ -82,6 +82,7 @@ ALL_MACHINES = \
 	cpu-mips.lo \
 	cpu-mmix.lo \
 	cpu-msp430.lo \
+	cpu-nios2.lo \
 	cpu-or32.lo \
 	cpu-ns32k.lo \
 	cpu-openrisc.lo \
@@ -139,6 +140,7 @@ ALL_MACHINES_CFILES = \
 	cpu-msp430.c \
 	cpu-or32.c \
 	cpu-ns32k.c \
+	cpu-nios2.c \
 	cpu-openrisc.c \
 	cpu-pdp11.c \
 	cpu-pj.c \
@@ -241,6 +243,7 @@ BFD32_BACKENDS = \
 	elfxx-mips.lo \
 	elf32-mips.lo \
 	elf32-msp430.lo \
+	elf32-nios2.lo \
 	elf32-openrisc.lo \
 	elf32-or32.lo \
 	elf32-pj.lo \
@@ -405,6 +408,7 @@ BFD32_BACKENDS_CFILES = \
 	elfxx-mips.c \
 	elf32-mips.c \
 	elf32-msp430.c \
+	elf32-nios2.c \
 	elf32-openrisc.c \
 	elf32-or32.c \
 	elf32-pj.c \
@@ -943,6 +947,7 @@ cpu-mcore.lo: cpu-mcore.c $(INCDIR)/file
 cpu-mips.lo: cpu-mips.c $(INCDIR)/filenames.h
 cpu-mmix.lo: cpu-mmix.c $(INCDIR)/filenames.h
 cpu-msp430.lo: cpu-msp430.c $(INCDIR)/filenames.h
+cpu-nios2.lo: cpu-nios2.c $(INCDIR)/filenames.h
 cpu-or32.lo: cpu-or32.c $(INCDIR)/filenames.h
 cpu-ns32k.lo: cpu-ns32k.c $(INCDIR)/filenames.h ns32k.h
 cpu-openrisc.lo: cpu-openrisc.c $(INCDIR)/filenames.h
@@ -1250,6 +1255,10 @@ elf32-msp430.lo: elf32-msp430.c $(INCDIR
   $(INCDIR)/elf/internal.h $(INCDIR)/elf/external.h $(INCDIR)/bfdlink.h \
   $(INCDIR)/elf/msp430.h $(INCDIR)/elf/reloc-macros.h \
   elf32-target.h
+elf32-nios2.lo: elf32-nios2.c $(INCDIR)/filenames.h $(INCDIR)/bfdlink.h \
+  genlink.h elf-bfd.h $(INCDIR)/elf/common.h $(INCDIR)/elf/internal.h \
+  $(INCDIR)/elf/external.h $(INCDIR)/elf/nios2.h \
+  $(INCDIR)/elf/reloc-macros.h elf32-target.h
 elf32-openrisc.lo: elf32-openrisc.c $(INCDIR)/filenames.h \
   elf-bfd.h $(INCDIR)/elf/common.h $(INCDIR)/elf/internal.h \
   $(INCDIR)/elf/external.h $(INCDIR)/bfdlink.h $(INCDIR)/elf/openrisc.h \
--- binutils-2.15/bfd/Makefile.in	2004-05-17 21:35:56.000000000 +0200
+++ binutils-2.15-nios2/bfd/Makefile.in	2005-05-17 12:20:13.000000000 +0200
@@ -210,6 +210,7 @@ ALL_MACHINES = \
 	cpu-mips.lo \
 	cpu-mmix.lo \
 	cpu-msp430.lo \
+	cpu-nios2.lo \
 	cpu-or32.lo \
 	cpu-ns32k.lo \
 	cpu-openrisc.lo \
@@ -267,6 +268,7 @@ ALL_MACHINES_CFILES = \
 	cpu-mmix.c \
 	cpu-msp430.c \
 	cpu-or32.c \
+	cpu-nios2.c \
 	cpu-ns32k.c \
 	cpu-openrisc.c \
 	cpu-pdp11.c \
@@ -371,6 +373,7 @@ BFD32_BACKENDS = \
 	elfxx-mips.lo \
 	elf32-mips.lo \
 	elf32-msp430.lo \
+	elf32-nios2.lo \
 	elf32-openrisc.lo \
 	elf32-or32.lo \
 	elf32-pj.lo \
@@ -536,6 +539,7 @@ BFD32_BACKENDS_CFILES = \
 	elfxx-mips.c \
 	elf32-mips.c \
 	elf32-msp430.c \
+	elf32-nios2.c \
 	elf32-openrisc.c \
 	elf32-or32.c \
 	elf32-pj.c \
@@ -1482,6 +1486,7 @@ cpu-mmix.lo: cpu-mmix.c $(INCDIR)/filena
 cpu-msp430.lo: cpu-msp430.c $(INCDIR)/filenames.h
 cpu-or32.lo: cpu-or32.c $(INCDIR)/filenames.h
 cpu-ns32k.lo: cpu-ns32k.c $(INCDIR)/filenames.h ns32k.h
+cpu-nios2.lo: cpu-nios2.c $(INCDIR)/filenames.h
 cpu-openrisc.lo: cpu-openrisc.c $(INCDIR)/filenames.h
 cpu-pdp11.lo: cpu-pdp11.c $(INCDIR)/filenames.h
 cpu-pj.lo: cpu-pj.c $(INCDIR)/filenames.h
@@ -1787,6 +1792,10 @@ elf32-msp430.lo: elf32-msp430.c $(INCDIR
   $(INCDIR)/elf/internal.h $(INCDIR)/elf/external.h $(INCDIR)/bfdlink.h \
   $(INCDIR)/elf/msp430.h $(INCDIR)/elf/reloc-macros.h \
   elf32-target.h
+elf32-nios2.lo: elf32-nios2.c $(INCDIR)/filenames.h $(INCDIR)/bfdlink.h \
+  genlink.h elf-bfd.h $(INCDIR)/elf/common.h $(INCDIR)/elf/internal.h \
+  $(INCDIR)/elf/external.h $(INCDIR)/elf/nios2.h \
+  $(INCDIR)/elf/reloc-macros.h elf32-target.h
 elf32-openrisc.lo: elf32-openrisc.c $(INCDIR)/filenames.h \
   elf-bfd.h $(INCDIR)/elf/common.h $(INCDIR)/elf/internal.h \
   $(INCDIR)/elf/external.h $(INCDIR)/bfdlink.h $(INCDIR)/elf/openrisc.h \
--- binutils-2.15/bfd/archures.c	2003-12-03 18:38:48.000000000 +0100
+++ binutils-2.15-nios2/bfd/archures.c	2005-05-17 12:20:13.000000000 +0200
@@ -330,6 +330,8 @@ DESCRIPTION
 .#define bfd_mach_msp44          44
 .  bfd_arch_xtensa,    {* Tensilica's Xtensa cores.  *}
 .#define bfd_mach_xtensa	1
+.  bfd_arch_nios2,
+.#define bfd_mach_nios2			   1
 .  bfd_arch_last
 .  };
 */
@@ -422,6 +424,7 @@ extern const bfd_arch_info_type bfd_w65_
 extern const bfd_arch_info_type bfd_xstormy16_arch;
 extern const bfd_arch_info_type bfd_xtensa_arch;
 extern const bfd_arch_info_type bfd_z8k_arch;
+extern const bfd_arch_info_type bfd_nios2_arch;
 
 static const bfd_arch_info_type * const bfd_archures_list[] =
   {
@@ -460,6 +463,7 @@ static const bfd_arch_info_type * const 
     &bfd_mn10200_arch,
     &bfd_mn10300_arch,
     &bfd_msp430_arch,
+	&bfd_nios2_arch,
     &bfd_ns32k_arch,
     &bfd_openrisc_arch,
     &bfd_or32_arch,
--- binutils-2.15/bfd/bfd-in2.h	2004-05-17 21:35:56.000000000 +0200
+++ binutils-2.15-nios2/bfd/bfd-in2.h	2005-05-17 12:20:13.000000000 +0200
@@ -830,37 +830,48 @@ extern void bfd_elf64_ia64_after_parse
   (int);
 
 /* Extracted from init.c.  */
-void bfd_init (void);
+void
+bfd_init PARAMS ((void));
 
 /* Extracted from opncls.c.  */
-bfd *bfd_openr (const char *filename, const char *target);
+bfd *
+bfd_openr PARAMS ((const char *filename, const char *target));
 
-bfd *bfd_fdopenr (const char *filename, const char *target, int fd);
+bfd *
+bfd_fdopenr PARAMS ((const char *filename, const char *target, int fd));
 
-bfd *bfd_openstreamr (const char *, const char *, void *);
+bfd *
+bfd_openstreamr PARAMS ((const char *, const char *, void *));
 
-bfd *bfd_openw (const char *filename, const char *target);
+bfd *
+bfd_openw PARAMS ((const char *filename, const char *target));
 
-bfd_boolean bfd_close (bfd *abfd);
+bfd_boolean
+bfd_close PARAMS ((bfd *abfd));
 
-bfd_boolean bfd_close_all_done (bfd *);
+bfd_boolean
+bfd_close_all_done PARAMS ((bfd *));
 
-bfd *bfd_create (const char *filename, bfd *templ);
+bfd *
+bfd_create PARAMS ((const char *filename, bfd *templ));
 
-bfd_boolean bfd_make_writable (bfd *abfd);
+bfd_boolean
+bfd_make_writable PARAMS ((bfd *abfd));
 
-bfd_boolean bfd_make_readable (bfd *abfd);
+bfd_boolean
+bfd_make_readable PARAMS ((bfd *abfd));
 
-unsigned long bfd_calc_gnu_debuglink_crc32
-   (unsigned long crc, const unsigned char *buf, bfd_size_type len);
+unsigned long
+bfd_calc_gnu_debuglink_crc32 PARAMS ((unsigned long crc, const unsigned char *buf, bfd_size_type len));
 
-char *bfd_follow_gnu_debuglink (bfd *abfd, const char *dir);
+char *
+bfd_follow_gnu_debuglink PARAMS ((bfd *abfd, const char *dir));
 
-struct bfd_section *bfd_create_gnu_debuglink_section
-   (bfd *abfd, const char *filename);
+struct bfd_section *
+bfd_create_gnu_debuglink_section PARAMS ((bfd *abfd, const char *filename));
 
-bfd_boolean bfd_fill_in_gnu_debuglink_section
-   (bfd *abfd, struct bfd_section *sect, const char *filename);
+bfd_boolean
+bfd_fill_in_gnu_debuglink_section PARAMS ((bfd *abfd, struct bfd_section *sect, const char *filename));
 
 /* Extracted from libbfd.c.  */
 
@@ -976,9 +987,11 @@ bfd_boolean bfd_fill_in_gnu_debuglink_se
 
 
 /* Extracted from bfdio.c.  */
-long bfd_get_mtime (bfd *abfd);
+long
+bfd_get_mtime PARAMS ((bfd *abfd));
 
-long bfd_get_size (bfd *abfd);
+long
+bfd_get_size PARAMS ((bfd *abfd));
 
 /* Extracted from bfdwin.c.  */
 /* Extracted from section.c.  */
@@ -1421,48 +1434,54 @@ extern const struct bfd_symbol * const b
     }                                                  \
   while (0)
 
-void bfd_section_list_clear (bfd *);
+void
+bfd_section_list_clear PARAMS ((bfd *));
 
-asection *bfd_get_section_by_name (bfd *abfd, const char *name);
+asection *
+bfd_get_section_by_name PARAMS ((bfd *abfd, const char *name));
 
-char *bfd_get_unique_section_name
-   (bfd *abfd, const char *templat, int *count);
+char *
+bfd_get_unique_section_name PARAMS ((bfd *abfd, const char *templat, int *count));
 
-asection *bfd_make_section_old_way (bfd *abfd, const char *name);
+asection *
+bfd_make_section_old_way PARAMS ((bfd *abfd, const char *name));
 
-asection *bfd_make_section_anyway (bfd *abfd, const char *name);
+asection *
+bfd_make_section_anyway PARAMS ((bfd *abfd, const char *name));
 
-asection *bfd_make_section (bfd *, const char *name);
+asection *
+bfd_make_section PARAMS ((bfd *, const char *name));
 
-bfd_boolean bfd_set_section_flags
-   (bfd *abfd, asection *sec, flagword flags);
+bfd_boolean
+bfd_set_section_flags PARAMS ((bfd *abfd, asection *sec, flagword flags));
 
-void bfd_map_over_sections
-   (bfd *abfd,
+void
+bfd_map_over_sections PARAMS ((bfd *abfd,
     void (*func) (bfd *abfd, asection *sect, void *obj),
-    void *obj);
+    void *obj));
 
-bfd_boolean bfd_set_section_size
-   (bfd *abfd, asection *sec, bfd_size_type val);
+bfd_boolean
+bfd_set_section_size PARAMS ((bfd *abfd, asection *sec, bfd_size_type val));
 
-bfd_boolean bfd_set_section_contents
-   (bfd *abfd, asection *section, const void *data,
-    file_ptr offset, bfd_size_type count);
+bfd_boolean
+bfd_set_section_contents PARAMS ((bfd *abfd, asection *section, const void *data,
+    file_ptr offset, bfd_size_type count));
 
-bfd_boolean bfd_get_section_contents
-   (bfd *abfd, asection *section, void *location, file_ptr offset,
-    bfd_size_type count);
+bfd_boolean
+bfd_get_section_contents PARAMS ((bfd *abfd, asection *section, void *location, file_ptr offset,
+    bfd_size_type count));
 
-bfd_boolean bfd_copy_private_section_data
-   (bfd *ibfd, asection *isec, bfd *obfd, asection *osec);
+bfd_boolean
+bfd_copy_private_section_data PARAMS ((bfd *ibfd, asection *isec, bfd *obfd, asection *osec));
 
 #define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
      BFD_SEND (obfd, _bfd_copy_private_section_data, \
                (ibfd, isection, obfd, osection))
-void _bfd_strip_section_from_output
-   (struct bfd_link_info *info, asection *section);
+void
+_bfd_strip_section_from_output PARAMS ((struct bfd_link_info *info, asection *section));
 
-bfd_boolean bfd_generic_discard_group (bfd *abfd, asection *group);
+bfd_boolean
+bfd_generic_discard_group PARAMS ((bfd *abfd, asection *group));
 
 /* Extracted from archures.c.  */
 enum bfd_architecture
@@ -1728,6 +1747,8 @@ enum bfd_architecture
 #define bfd_mach_msp44          44
   bfd_arch_xtensa,    /* Tensilica's Xtensa cores.  */
 #define bfd_mach_xtensa        1
+  bfd_arch_nios2,
+#define bfd_mach_nios2                    1
   bfd_arch_last
   };
 
@@ -1754,37 +1775,47 @@ typedef struct bfd_arch_info
 }
 bfd_arch_info_type;
 
-const char *bfd_printable_name (bfd *abfd);
+const char *
+bfd_printable_name PARAMS ((bfd *abfd));
 
-const bfd_arch_info_type *bfd_scan_arch (const char *string);
+const bfd_arch_info_type *
+bfd_scan_arch PARAMS ((const char *string));
 
-const char **bfd_arch_list (void);
+const char **
+bfd_arch_list PARAMS ((void));
 
-const bfd_arch_info_type *bfd_arch_get_compatible
-   (const bfd *abfd, const bfd *bbfd, bfd_boolean accept_unknowns);
+const bfd_arch_info_type *
+bfd_arch_get_compatible PARAMS ((const bfd *abfd, const bfd *bbfd, bfd_boolean accept_unknowns));
 
-void bfd_set_arch_info (bfd *abfd, const bfd_arch_info_type *arg);
+void
+bfd_set_arch_info PARAMS ((bfd *abfd, const bfd_arch_info_type *arg));
 
-enum bfd_architecture bfd_get_arch (bfd *abfd);
+enum bfd_architecture
+bfd_get_arch PARAMS ((bfd *abfd));
 
-unsigned long bfd_get_mach (bfd *abfd);
+unsigned long
+bfd_get_mach PARAMS ((bfd *abfd));
 
-unsigned int bfd_arch_bits_per_byte (bfd *abfd);
+unsigned int
+bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
 
-unsigned int bfd_arch_bits_per_address (bfd *abfd);
+unsigned int
+bfd_arch_bits_per_address PARAMS ((bfd *abfd));
 
-const bfd_arch_info_type *bfd_get_arch_info (bfd *abfd);
+const bfd_arch_info_type *
+bfd_get_arch_info PARAMS ((bfd *abfd));
 
-const bfd_arch_info_type *bfd_lookup_arch
-   (enum bfd_architecture arch, unsigned long machine);
+const bfd_arch_info_type *
+bfd_lookup_arch PARAMS ((enum bfd_architecture arch, unsigned long machine));
 
-const char *bfd_printable_arch_mach
-   (enum bfd_architecture arch, unsigned long machine);
+const char *
+bfd_printable_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long machine));
 
-unsigned int bfd_octets_per_byte (bfd *abfd);
+unsigned int
+bfd_octets_per_byte PARAMS ((bfd *abfd));
 
-unsigned int bfd_arch_mach_octets_per_byte
-   (enum bfd_architecture arch, unsigned long machine);
+unsigned int
+bfd_arch_mach_octets_per_byte PARAMS ((enum bfd_architecture arch, unsigned long machine));
 
 /* Extracted from reloc.c.  */
 typedef enum bfd_reloc_status
@@ -1967,7 +1998,8 @@ struct reloc_howto_struct
       }                                                 \
   }
 
-unsigned int bfd_get_reloc_size (reloc_howto_type *);
+unsigned int
+bfd_get_reloc_size PARAMS ((reloc_howto_type *));
 
 typedef struct relent_chain
 {
@@ -1976,27 +2008,27 @@ typedef struct relent_chain
 }
 arelent_chain;
 
-bfd_reloc_status_type bfd_check_overflow
-   (enum complain_overflow how,
+bfd_reloc_status_type
+bfd_check_overflow PARAMS ((enum complain_overflow how,
     unsigned int bitsize,
     unsigned int rightshift,
     unsigned int addrsize,
-    bfd_vma relocation);
+    bfd_vma relocation));
 
-bfd_reloc_status_type bfd_perform_relocation
-   (bfd *abfd,
+bfd_reloc_status_type
+bfd_perform_relocation PARAMS ((bfd *abfd,
     arelent *reloc_entry,
     void *data,
     asection *input_section,
     bfd *output_bfd,
-    char **error_message);
+    char **error_message));
 
-bfd_reloc_status_type bfd_install_relocation
-   (bfd *abfd,
+bfd_reloc_status_type
+bfd_install_relocation PARAMS ((bfd *abfd,
     arelent *reloc_entry,
     void *data, bfd_vma data_start,
     asection *input_section,
-    char **error_message);
+    char **error_message));
 
 enum bfd_reloc_code_real {
   _dummy_first_bfd_reloc_code_real,
@@ -3439,6 +3471,23 @@ This is the 5 bits of a value.  */
   BFD_RELOC_MSP430_16_PCREL_BYTE,
   BFD_RELOC_MSP430_16_BYTE,
 
+/* Relocations used by the Altera New Jersey core  */
+  BFD_RELOC_NIOS2_S16,
+  BFD_RELOC_NIOS2_U16,
+  BFD_RELOC_NIOS2_CALL26,
+  BFD_RELOC_NIOS2_IMM5,
+  BFD_RELOC_NIOS2_CACHE_OPX,
+  BFD_RELOC_NIOS2_IMM6,