Update year range in copyright notice of binutils files

[deliverable/binutils-gdb.git] / include / elf / arm.h

diff --git a/include/elf/arm.h b/include/elf/arm.h
index e3df27f969b3ea56e83b21d11f3f07929489c350..fb9c5f684cca1be94a1dac726116d5386a86bf27 100644 (file)
--- a/include/elf/arm.h
+++ b/include/elf/arm.h
@@ -1,6 +1,5 @@
 /* ARM ELF support for BFD.
-   Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2009, 2010
-   Free Software Foundation, Inc.
+   Copyright (C) 1998-2018 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -25,7 +24,6 @@
 
 /* Processor specific flags for the ELF header e_flags field.  */
 #define EF_ARM_RELEXEC     0x01
-#define EF_ARM_HASENTRY    0x02
 #define EF_ARM_INTERWORK   0x04
 #define EF_ARM_APCS_26     0x08
 #define EF_ARM_APCS_FLOAT  0x10
@@ -46,6 +44,11 @@
 #define EF_ARM_MAPSYMSFIRST 0x10       /* NB conflicts with EF_APCS_FLOAT.  */
 #define EF_ARM_EABIMASK      0xFF000000
 
+/* New constants defined in the ARM ELF spec. version XXX.
+   Only valid in conjunction with EF_ARM_EABI_VER5. */
+#define EF_ARM_ABI_FLOAT_SOFT 0x200    /* NB conflicts with EF_ARM_SOFT_FLOAT.  */
+#define EF_ARM_ABI_FLOAT_HARD 0x400    /* NB conflicts with EF_ARM_VFP_FLOAT.  */
+
 /* Constants defined in AAELF.  */
 #define EF_ARM_BE8         0x00800000
 #define EF_ARM_LE8         0x00400000
@@ -79,6 +82,7 @@
 
 /* ARM-specific values for sh_flags.  */
 #define SHF_ENTRYSECT      0x10000000   /* Section contains an entry point.  */
+#define SHF_ARM_PURECODE   0x20000000   /* Section contains only code and no data.  */
 #define SHF_COMDEF         0x80000000   /* Section may be multiply defined in the input to a link step.  */
 
 /* ARM-specific program header flags.  */
@@ -101,7 +105,11 @@
 #define TAG_CPU_ARCH_V6_M      11
 #define TAG_CPU_ARCH_V6S_M     12
 #define TAG_CPU_ARCH_V7E_M     13
-#define MAX_TAG_CPU_ARCH       13
+#define TAG_CPU_ARCH_V8                14
+#define TAG_CPU_ARCH_V8R       15
+#define TAG_CPU_ARCH_V8M_BASE  16
+#define TAG_CPU_ARCH_V8M_MAIN  17
+#define MAX_TAG_CPU_ARCH       TAG_CPU_ARCH_V8M_MAIN
 /* Pseudo-architecture to allow objects to be compatible with the subset of
    armv4t and armv6-m.  This value should never be stored in object files.  */
 #define TAG_CPU_ARCH_V4T_PLUS_V6_M (MAX_TAG_CPU_ARCH + 1)
@@ -226,6 +234,13 @@ START_RELOC_NUMBERS (elf_arm_reloc_type)
   RELOC_NUMBER (R_ARM_ME_TOO,          128)   /* obsolete */
   RELOC_NUMBER (R_ARM_THM_TLS_DESCSEQ  ,129)
 
+  RELOC_NUMBER (R_ARM_THM_ALU_ABS_G0_NC,132)
+  RELOC_NUMBER (R_ARM_THM_ALU_ABS_G1_NC,133)
+  RELOC_NUMBER (R_ARM_THM_ALU_ABS_G2_NC,134)
+  RELOC_NUMBER (R_ARM_THM_ALU_ABS_G3_NC,135)
+
+  RELOC_NUMBER (R_ARM_IRELATIVE,       160)
+
   /* Extensions?  R=read-only?  */
   RELOC_NUMBER (R_ARM_RXPC25,          249)
   RELOC_NUMBER (R_ARM_RSBREL32,        250)
@@ -297,6 +312,7 @@ enum
   Tag_MPextension_use,
   Tag_undefined_43,
   Tag_DIV_use,
+  Tag_DSP_extension = 46,
   Tag_nodefaults = 64,
   Tag_also_compatible_with,
   Tag_T2EE_use,
@@ -312,6 +328,23 @@ enum
   Tag_VFP_HP_extension = Tag_FP_HP_extension
 };
 
+/* Values for Tag_ABI_FP_number_model.  */
+enum
+{
+  AEABI_FP_number_model_none = 0,
+  AEABI_FP_number_model_ieee754_number = 1,
+  AEABI_FP_number_model_rtabi = 2,
+  AEABI_FP_number_model_ieee754_all = 3
+};
+
+/* Values for Tag_ABI_VFP_args.  */
+enum
+{
+  AEABI_VFP_args_base = 0,
+  AEABI_VFP_args_vfp = 1,
+  AEABI_VFP_args_toolchain = 2,
+  AEABI_VFP_args_compatible = 3
+};
 #endif
 
 /* The name of the note section used to identify arm variants.  */
@@ -326,10 +359,37 @@ enum
 enum arm_st_branch_type {
   ST_BRANCH_TO_ARM,
   ST_BRANCH_TO_THUMB,
-  ST_BRANCH_LONG
+  ST_BRANCH_LONG,
+  ST_BRANCH_UNKNOWN,
+  ST_BRANCH_ENUM_SIZE
 };
 
-#define ARM_SYM_BRANCH_TYPE(SYM) \
-  ((enum arm_st_branch_type) (SYM)->st_target_internal)
+#define NUM_ENUM_ARM_ST_BRANCH_TYPE_BITS 2
+#define ENUM_ARM_ST_BRANCH_TYPE_BITMASK        \
+  ((1 << NUM_ENUM_ARM_ST_BRANCH_TYPE_BITS) - 1)
+
+#define ARM_GET_SYM_BRANCH_TYPE(STI) \
+  ((enum arm_st_branch_type) ((STI) & ENUM_ARM_ST_BRANCH_TYPE_BITMASK))
+#ifdef BFD_ASSERT
+#define ARM_SET_SYM_BRANCH_TYPE(STI, TYPE)                     \
+  do {                                                         \
+    BFD_ASSERT (TYPE <= ST_BRANCH_ENUM_SIZE);                  \
+    BFD_ASSERT ((1 << NUM_ENUM_ARM_ST_BRANCH_TYPE_BITS)                \
+               >= ST_BRANCH_ENUM_SIZE);                        \
+    (STI) = (((STI) & ~ENUM_ARM_ST_BRANCH_TYPE_BITMASK)                \
+            | ((TYPE) & ENUM_ARM_ST_BRANCH_TYPE_BITMASK));     \
+  } while (0)
+#else
+#define ARM_SET_SYM_BRANCH_TYPE(STI, TYPE)                     \
+  (STI) = (((STI) & ~ENUM_ARM_ST_BRANCH_TYPE_BITMASK)          \
+          | ((TYPE) & ENUM_ARM_ST_BRANCH_TYPE_BITMASK))
+#endif
+
+/* Get or set whether a symbol is a special symbol of an entry function of CMSE
+   secure code.  */
+#define ARM_GET_SYM_CMSE_SPCL(SYM_TARGET_INTERNAL) \
+  (((SYM_TARGET_INTERNAL) >> 2) & 1)
+#define ARM_SET_SYM_CMSE_SPCL(SYM_TARGET_INTERNAL) \
+  (SYM_TARGET_INTERNAL) |= 4
 
 #endif /* _ELF_ARM_H */