PR23147, Heap buffer overflow in pe_print_idata

[deliverable/binutils-gdb.git] / bfd / elf32-nds32.h

diff --git a/bfd/elf32-nds32.h b/bfd/elf32-nds32.h
index 9aec0fc52539cc4fa2a1884960924c4864b83e45..bf2e93f581c535d801fc52076a733d9aa4bb551a 100644 (file)
--- a/bfd/elf32-nds32.h
+++ b/bfd/elf32-nds32.h
@@ -1,5 +1,5 @@
 /* NDS32-specific support for 32-bit ELF.
-   Copyright (C) 2012-2014 Free Software Foundation, Inc.
+   Copyright (C) 2012-2018 Free Software Foundation, Inc.
    Contributed by Andes Technology Corporation.
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -22,6 +22,10 @@
 #ifndef ELF32_NDS32_H
 #define ELF32_NDS32_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /* Relocation flags encoded in r_addend.  */
 
 /* Relocation flags for R_NDS32_ERLAX_ENTRY.  */
@@ -42,10 +46,18 @@
 #define R_NDS32_RELAX_ENTRY_EX9_FLAG                           (1 << 2)
 /* Enable IFC optimization for this section.  */
 #define R_NDS32_RELAX_ENTRY_IFC_FLAG                           (1 << 3)
+/* Two bits for ICT to comply with files without directive.  */
+/* ICT small model.  */
+#define R_NDS32_RELAX_ENTRY_ICT_SMALL                           (0x2 << 4)
+/* ICT large model.  */
+#define R_NDS32_RELAX_ENTRY_ICT_LARGE                           (0x3 << 4)
+/* Mask for get ict bits.  */
+#define R_NDS32_RELAX_ENTRY_ICT_MASK                            (0x3 << 4)
 
 
 /* Relocation flags for R_NDS32_INSN16.  */
 
+/* Tag the nop16 can be removed.  */
 #define R_NDS32_INSN16_CONVERT_FLAG                            (1 << 0)
 /* Convert a gp-relative access (e.g., lwi.gp)
    to fp-as-gp access (lwi37.fp).
@@ -67,15 +79,28 @@
    in this region due to performance drop.  */
 #define R_NDS32_RELAX_REGION_INNERMOST_LOOP_FLAG               (1 << 4)
 
+/* Tag range for LOADSTORE relocation.  */
+enum
+{
+  NDS32_LOADSTORE_NONE = 0x0,
+  NDS32_LOADSTORE_BYTE = 0x1,
+  NDS32_LOADSTORE_HALF = 0x2,
+  NDS32_LOADSTORE_WORD = 0x4,
+  NDS32_LOADSTORE_FLOAT_S = 0x8,
+  NDS32_LOADSTORE_FLOAT_D = 0x10,
+  NDS32_LOADSTORE_IMM = 0x20
+};
+
 /* Relax tag for nds32_elf_relax_section, we have to specify which
    optimization do in this round.  */
 enum
 {
   NDS32_RELAX_NONE_ROUND = 0,
-  NDS32_RELAX_JUMP_IFC_ROUND = 1,
+  NDS32_RELAX_NORMAL_ROUND,
+  NDS32_RELAX_JUMP_IFC_ROUND,
   NDS32_RELAX_EX9_BUILD_ROUND,
-  NDS32_RELAX_EX9_REPLACE_ROUND
-
+  NDS32_RELAX_EX9_REPLACE_ROUND,
+  NDS32_RELAX_EMPTY_ROUND
 };
 
 /* Optimization status mask.  */
@@ -85,29 +110,23 @@ enum
 /* Optimization turn on mask.  */
 #define NDS32_RELAX_JUMP_IFC_ON                (1 << 0)
 #define NDS32_RELAX_EX9_ON             (1 << 1)
-
-/* The break 0xea defined for ex9 table to keep for trace32 to use 0xeaea.  */
-#define INSN_BREAK_EA   0x64001d4a
 \f
 extern void nds32_insertion_sort
   (void *, size_t, size_t, int (*) (const void *, const void *));
 
-extern int         nds32_elf_ex9_init (void);
-extern void        nds32_elf_ex9_reloc_jmp (struct bfd_link_info *);
-extern void        nds32_elf_ex9_finish (struct bfd_link_info *);
-extern bfd_boolean nds32_elf_ex9_itb_base (struct bfd_link_info *);
-extern void        nds32_elf_ex9_import_table (struct bfd_link_info *);
-extern bfd_boolean nds32_elf_ifc_reloc (void);
-extern bfd_boolean nds32_elf_ifc_finish (struct bfd_link_info *);
-extern int         nds32_convert_32_to_16 (bfd *, uint32_t, uint16_t *, int *);
-extern int         nds32_convert_16_to_32 (bfd *, uint16_t, uint32_t *);
-extern void        bfd_elf32_nds32_set_target_option (struct bfd_link_info *, int, int,
-                                                     FILE *, int, int, int, int, FILE *, FILE *,
-                                                     int, int, bfd_boolean, bfd_boolean);
+extern int        nds32_elf_ex9_init (void);
+extern int        nds32_convert_32_to_16 (bfd *, uint32_t, uint16_t *, int *);
+extern int        nds32_convert_16_to_32 (bfd *, uint16_t, uint32_t *);
+extern void       bfd_elf32_nds32_set_target_option (struct bfd_link_info *,
+                                                     int, int, FILE *, int,
+                                                     int, int, int, FILE *,
+                                                     FILE *, int, int,
+                                                     bfd_boolean, bfd_boolean);
 
 #define nds32_elf_hash_table(info) \
   (elf_hash_table_id ((struct elf_link_hash_table *) ((info)->hash)) \
-   == NDS32_ELF_DATA ? ((struct elf_nds32_link_hash_table *) ((info)->hash)) : NULL)
+   == NDS32_ELF_DATA ? \
+   ((struct elf_nds32_link_hash_table *) ((info)->hash)) : NULL)
 
 /* Hash table structure for target nds32.  There are some members to
    save target options passed from nds32elf.em to bfd.  */
@@ -117,11 +136,6 @@ struct elf_nds32_link_hash_table
   struct elf_link_hash_table root;
 
   /* Short-cuts to get to dynamic linker sections.  */
-  asection *sgot;
-  asection *sgotplt;
-  asection *srelgot;
-  asection *splt;
-  asection *srelplt;
   asection *sdynbss;
   asection *srelbss;
 
@@ -144,4 +158,9 @@ struct elf_nds32_link_hash_table
   bfd_boolean ex9_loop_aware;  /* Ignore ex9 if inside a loop.  */
   bfd_boolean ifc_loop_aware;  /* Ignore ifc if inside a loop.  */
 };
+
+#ifdef __cplusplus
+}
+#endif
+
 #endif