Merge commit 'upstream/2.20'

[msp430-binutils.git] / bfd / elf32-spu.h

diff --git a/bfd/elf32-spu.h b/bfd/elf32-spu.h
index 1c421d9e419b36fcab3e00729f1627d001203640..a31c76ec7aeade91bb16d2c691720b29caca2ac5 100644 (file)
--- a/bfd/elf32-spu.h
+++ b/bfd/elf32-spu.h
@@ -1,6 +1,6 @@
 /* SPU specific support for 32-bit ELF.
 
-   Copyright 2006, 2007 Free Software Foundation, Inc.
+   Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -18,6 +18,61 @@
    along with this program; if not, write to the Free Software Foundation,
    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 
+struct spu_elf_params
+{
+  /* Stash various callbacks for --auto-overlay.  */
+  void (*place_spu_section) (asection *, asection *, const char *);
+  bfd_size_type (*spu_elf_load_ovl_mgr) (void);
+  FILE *(*spu_elf_open_overlay_script) (void);
+  void (*spu_elf_relink) (void);
+
+  /* Bit 0 set if --auto-overlay.
+     Bit 1 set if --auto-relink.
+     Bit 2 set if --overlay-rodata.  */
+  unsigned int auto_overlay : 3;
+#define AUTO_OVERLAY 1
+#define AUTO_RELINK 2
+#define OVERLAY_RODATA 4
+
+  /* Type of overlays, enum _ovly_flavour.  */
+  unsigned int ovly_flavour : 1;
+  unsigned int compact_stub : 1;
+
+  /* Set if we should emit symbols for stubs.  */
+  unsigned int emit_stub_syms : 1;
+
+  /* Set if we want stubs on calls out of overlay regions to
+     non-overlay regions.  */
+  unsigned int non_overlay_stubs : 1;
+
+  /* Set if lr liveness analysis should be done.  */
+  unsigned int lrlive_analysis : 1;
+
+  /* Set if stack size analysis should be done.  */
+  unsigned int stack_analysis : 1;
+
+  /* Set if __stack_* syms will be emitted.  */
+  unsigned int emit_stack_syms : 1;
+
+  /* Set if non-icache code should be allowed in icache lines.  */
+  unsigned int non_ia_text : 1;
+
+  /* Set when the .fixup section should be generated. */
+  unsigned int emit_fixups : 1;
+
+  /* Range of valid addresses for loadable sections.  */
+  bfd_vma local_store_lo;
+  bfd_vma local_store_hi;
+
+  /* Control --auto-overlay feature.  */
+  unsigned int num_lines;
+  unsigned int line_size;
+  unsigned int max_branch;
+  unsigned int auto_overlay_fixed;
+  unsigned int auto_overlay_reserved;
+  int extra_stack_space;
+};
+
 /* Extra info kept for SPU sections.  */
 
 struct spu_elf_stack_info;
@@ -26,32 +81,44 @@ struct _spu_elf_section_data
 {
   struct bfd_elf_section_data elf;
 
-  /* Stack analysis info kept for this section.  */
+  union {
+    /* Info kept for input sections.  */
+    struct {
+      /* Stack analysis info kept for this section.  */
+      struct spu_elf_stack_info *stack_info;
+    } i;
 
-  struct spu_elf_stack_info *stack_info;
-
-  /* Non-zero for overlay output sections.  */
-  unsigned int ovl_index;
+    /* Info kept for output sections.  */
+    struct {
+      /* Non-zero for overlay output sections.  */
+      unsigned int ovl_index;
+      unsigned int ovl_buf;
+    } o;
+  } u;
 };
 
 #define spu_elf_section_data(sec) \
   ((struct _spu_elf_section_data *) elf_section_data (sec))
 
+enum _ovly_flavour
+{
+  ovly_normal,
+  ovly_soft_icache
+};
+
 struct _ovl_stream
 {
   const void *start;
   const void *end;
 };
 
+extern void spu_elf_setup (struct bfd_link_info *, struct spu_elf_params *);
 extern void spu_elf_plugin (int);
 extern bfd_boolean spu_elf_open_builtin_lib (bfd **,
                                             const struct _ovl_stream *);
-extern bfd_boolean spu_elf_create_sections (bfd *,
-                                           struct bfd_link_info *, int, int);
-extern bfd_boolean spu_elf_find_overlays (bfd *, struct bfd_link_info *);
-extern bfd_boolean spu_elf_size_stubs (bfd *, struct bfd_link_info *, int, int,
-                                      asection **, asection **,
-                                      asection **);
-extern bfd_boolean spu_elf_build_stubs (struct bfd_link_info *, int,
-                                       asection *);
-extern asection *spu_elf_check_vma (bfd *, bfd_vma, bfd_vma);
+extern bfd_boolean spu_elf_create_sections (struct bfd_link_info *);
+extern bfd_boolean spu_elf_size_sections (bfd *, struct bfd_link_info *);
+extern int spu_elf_find_overlays (struct bfd_link_info *);
+extern int spu_elf_size_stubs (struct bfd_link_info *);
+extern void spu_elf_place_overlay_data (struct bfd_link_info *);
+extern asection *spu_elf_check_vma (struct bfd_link_info *);