2006-12-01 H.J. Lu <hongjiu.lu@intel.com>

[deliverable/binutils-gdb.git] / gas / config / tc-arm.c

diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
index 40c598ec6a86e7d7ea98cfaf6f8714dabd749826..8ea3ad198b7be1d4455bfdd44e85d12dd97c9331 100644 (file)
--- a/gas/config/tc-arm.c
+++ b/gas/config/tc-arm.c
@@ -232,6 +232,12 @@ static int meabi_flags = EABI_DEFAULT;
 # else
 static int meabi_flags = EF_ARM_EABI_UNKNOWN;
 # endif
+
+bfd_boolean
+arm_is_eabi(void)
+{
+  return (EF_ARM_EABI_VERSION (meabi_flags) >= EF_ARM_EABI_VER4);
+}
 #endif
 
 #ifdef OBJ_ELF
@@ -2282,7 +2288,7 @@ s_unreq (int a ATTRIBUTE_UNUSED)
 
 static enum mstate mapstate = MAP_UNDEFINED;
 
-static void
+void
 mapping_state (enum mstate state)
 {
   symbolS * symbolP;
@@ -7719,16 +7725,16 @@ static void
 do_vfp_sp_const (void)
 {
   encode_arm_vfp_reg (inst.operands[0].reg, VFP_REG_Sd);
-  inst.instruction |= (inst.operands[1].imm & 15) << 16;
-  inst.instruction |= (inst.operands[1].imm >> 4);
+  inst.instruction |= (inst.operands[1].imm & 0xf0) << 12;
+  inst.instruction |= (inst.operands[1].imm & 0x0f);
 }
 
 static void
 do_vfp_dp_const (void)
 {
   encode_arm_vfp_reg (inst.operands[0].reg, VFP_REG_Dd);
-  inst.instruction |= (inst.operands[1].imm & 15) << 16;
-  inst.instruction |= (inst.operands[1].imm >> 4);
+  inst.instruction |= (inst.operands[1].imm & 0xf0) << 12;
+  inst.instruction |= (inst.operands[1].imm & 0x0f);
 }
 
 static void
@@ -8970,7 +8976,7 @@ do_t_cpy (void)
 }
 
 static void
-do_t_czb (void)
+do_t_cbz (void)
 {
   constraint (current_it_mask, BAD_NOT_IT);
   constraint (inst.operands[0].reg > 7, BAD_HIREG);
@@ -14980,8 +14986,8 @@ static const struct asm_opcode insns[] =
  TC3(ldrsbt,   03000d0, f9100e00, 2, (RR, ADDR), ldsttv4, t_ldstt),
  TC3(strht,    02000b0, f8200e00, 2, (RR, ADDR), ldsttv4, t_ldstt),
 
-  UT(cbnz,      b900,    2, (RR, EXP), t_czb),
-  UT(cbz,       b100,    2, (RR, EXP), t_czb),
+  UT(cbnz,      b900,    2, (RR, EXP), t_cbz),
+  UT(cbz,       b100,    2, (RR, EXP), t_cbz),
  /* ARM does not really have an IT instruction, so always allow it.  */
 #undef ARM_VARIANT
 #define ARM_VARIANT &arm_ext_v1
@@ -18027,8 +18033,8 @@ md_apply_fix (fixS *    fixP,
        }
       break;
 
-    case BFD_RELOC_THUMB_PCREL_BRANCH7: /* CZB */
-      /* CZB can only branch forward.  */
+    case BFD_RELOC_THUMB_PCREL_BRANCH7: /* CBZ */
+      /* CBZ can only branch forward.  */
       if (value & ~0x7e)
        as_bad_where (fixP->fx_file, fixP->fx_line,
                      _("branch out of range"));
@@ -18959,36 +18965,7 @@ arm_force_relocation (struct fix * fixp)
   return generic_force_reloc (fixp);
 }
 
-#ifdef OBJ_COFF
-bfd_boolean
-arm_fix_adjustable (fixS * fixP)
-{
-  /* This is a little hack to help the gas/arm/adrl.s test.  It prevents
-     local labels from being added to the output symbol table when they
-     are used with the ADRL pseudo op.  The ADRL relocation should always
-     be resolved before the binbary is emitted, so it is safe to say that
-     it is adjustable.  */
-  if (fixP->fx_r_type == BFD_RELOC_ARM_ADRL_IMMEDIATE)
-    return 1;
-
-  /* This is a hack for the gas/all/redef2.s test.  This test causes symbols
-     to be cloned, and without this test relocs would still be generated
-     against the original, pre-cloned symbol.  Such symbols would not appear
-     in the symbol table however, and so a valid reloc could not be
-     generated.  So check to see if the fixup is against a symbol which has
-     been removed from the symbol chain, and if it is, then allow it to be
-     adjusted into a reloc against a section symbol. */
-  if (fixP->fx_addsy != NULL
-      && ! S_IS_LOCAL (fixP->fx_addsy)
-      && symbol_next (fixP->fx_addsy) == NULL
-      && symbol_next (fixP->fx_addsy) == symbol_previous (fixP->fx_addsy))
-    return 1;
-  
-  return 0;
-}
-#endif
-
-#ifdef OBJ_ELF
+#if defined (OBJ_ELF) || defined (OBJ_COFF)
 /* Relocations against function names must be left unadjusted,
    so that the linker can use this information to generate interworking
    stubs.  The MIPS version of this function
@@ -19041,6 +19018,9 @@ arm_fix_adjustable (fixS * fixP)
 
   return 1;
 }
+#endif /* defined (OBJ_ELF) || defined (OBJ_COFF) */
+
+#ifdef OBJ_ELF
 
 const char *
 elf32_arm_target_format (void)
@@ -19159,7 +19139,7 @@ arm_adjust_symtab (void)
              if (THUMB_IS_FUNC (sym))
                elf_sym->internal_elf_sym.st_info =
                  ELF_ST_INFO (bind, STT_ARM_TFUNC);
-             else
+             else if (EF_ARM_EABI_VERSION (meabi_flags) < EF_ARM_EABI_VER4)
                elf_sym->internal_elf_sym.st_info =
                  ELF_ST_INFO (bind, STT_ARM_16BIT);
            }