* elf64-ppc.c (maybe_strip_output): Heed SEC_KEEP.

[deliverable/binutils-gdb.git] / gas / config / tc-ppc.h

diff --git a/gas/config/tc-ppc.h b/gas/config/tc-ppc.h
index 2702988ede8f62a01de35ed6b3dafafdc72548d9..e053c9c8277bd26204265f5139123710283d964a 100644 (file)
--- a/gas/config/tc-ppc.h
+++ b/gas/config/tc-ppc.h
@@ -1,6 +1,6 @@
 /* tc-ppc.h -- Header file for tc-ppc.c.
    Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
-   2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+   2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
    Written by Ian Lance Taylor, Cygnus Support.
 
    This file is part of GAS, the GNU Assembler.
@@ -84,14 +84,11 @@ extern char *ppc_target_format (void);
     ppc_handle_align (FRAGP);
 
 extern void ppc_handle_align (struct frag *);
+extern void ppc_frag_check (struct frag *);
 
 #define SUB_SEGMENT_ALIGN(SEG, FRCHAIN) 0
 
-#define md_frag_check(FRAGP) \
-  if ((FRAGP)->has_code                                                        \
-      && (((FRAGP)->fr_address + (FRAGP)->insn_addr) & 3) != 0)                \
-    as_bad_where ((FRAGP)->fr_file, (FRAGP)->fr_line,                  \
-                 _("instruction address is not a multiple of 4"));
+#define md_frag_check(FRAGP) ppc_frag_check (FRAGP)
 
 /* Arrange to store the value of ppc_cpu at the site of a fixup
    for later use in md_apply_fix.  */
@@ -129,26 +126,32 @@ struct ppc_tc_sy
 {
   /* We keep a few linked lists of symbols.  */
   symbolS *next;
+  /* The real name, if the symbol was renamed.  */
+  char *real_name;
   /* Non-zero if the symbol should be output.  The RS/6000 assembler
      only outputs symbols that are external or are mentioned in a
      .globl or .lglobl statement.  */
-  int output;
+  unsigned char output;
   /* The symbol class.  */
-  int class;
-  /* The real name, if the symbol was renamed.  */
-  char *real_name;
+  short symbol_class;
+  /* For a csect or common symbol, the alignment to use.  */
+  unsigned char align;
   /* For a csect symbol, the subsegment we are using.  This is zero
      for symbols that are not csects.  */
   subsegT subseg;
-  /* For a csect or common symbol, the alignment to use.  */
-  int align;
-  /* For a function symbol, a symbol whose value is the size.  The
-     field is NULL if there is no size.  */
-  symbolS *size;
   /* For a csect symbol, the last symbol which has been defined in
-     this csect, or NULL if none have been defined so far.  For a .bs
-     symbol, the referenced csect symbol.  */
+     this csect, or NULL if none have been defined so far.
+     For a .bs symbol, the referenced csect symbol.
+     For a label, the enclosing csect.  */
   symbolS *within;
+  union
+  {
+    /* For a function symbol, a symbol whose value is the size.  The
+       field is NULL if there is no size.  */
+    symbolS *size;
+    /* For a dwarf symbol, the corresponding dwarf subsection.  */
+    struct dw_subsection *dw;
+  } u;
 };
 
 #define TC_SYMFIELD_TYPE struct ppc_tc_sy
@@ -193,12 +196,18 @@ extern void ppc_adjust_symtab (void);
 do {                                                           \
   if (SF_GET_GET_SEGMENT (dest))                               \
     S_SET_SEGMENT (dest, S_GET_SEGMENT (src));                 \
-  symbol_get_tc (dest)->size = symbol_get_tc (src)->size;      \
+  symbol_get_tc (dest)->u = symbol_get_tc (src)->u;            \
   symbol_get_tc (dest)->align = symbol_get_tc (src)->align;    \
-  symbol_get_tc (dest)->class = symbol_get_tc (src)->class;    \
+  symbol_get_tc (dest)->symbol_class = symbol_get_tc (src)->symbol_class;      \
   symbol_get_tc (dest)->within = symbol_get_tc (src)->within;  \
 } while (0)
 
+extern void ppc_xcoff_end (void);
+#define md_end ppc_xcoff_end
+
+#define tc_new_dot_label(sym) ppc_new_dot_label (sym)
+extern void ppc_new_dot_label (symbolS *);
+
 #endif /* OBJ_XCOFF */
 
 extern const char       ppc_symbol_chars[];
@@ -206,15 +215,11 @@ extern const char       ppc_symbol_chars[];
 
 #ifdef OBJ_ELF
 
-/* Support for SHF_EXCLUDE and SHT_ORDERED */
-extern int ppc_section_letter (int, char **);
+/* Support for SHT_ORDERED */
 extern int ppc_section_type (char *, size_t);
-extern int ppc_section_word (char *, size_t);
-extern int ppc_section_flags (int, int, int);
+extern int ppc_section_flags (flagword, bfd_vma, int);
 
-#define md_elf_section_letter(LETTER, PTR_MSG) ppc_section_letter (LETTER, PTR_MSG)
 #define md_elf_section_type(STR, LEN)          ppc_section_type (STR, LEN)
-#define md_elf_section_word(STR, LEN)          ppc_section_word (STR, LEN)
 #define md_elf_section_flags(FLAGS, ATTR, TYPE)        ppc_section_flags (FLAGS, ATTR, TYPE)
 
 #define tc_comment_chars ppc_comment_chars
@@ -249,6 +254,12 @@ extern int ppc_parse_name (const char *, struct expressionS *);
 #define md_cleanup() ppc_cleanup ()
 extern void ppc_cleanup (void);
 
+/* ppc uses different register numbers between .eh_frame and .debug_frame.
+   This macro translates the .eh_frame register numbers to .debug_frame
+   register numbers.  */
+#define md_reg_eh_frame_to_debug_frame(regno) \
+  ((regno) == 70 ? 64 /* cr2 */ : (regno))
+
 #define TARGET_USE_CFIPOP 1
 
 #define tc_cfi_frame_initial_instructions ppc_cfi_frame_initial_instructions
@@ -259,6 +270,8 @@ extern int tc_ppc_regname_to_dw2regnum (char *);
 
 extern int ppc_cie_data_alignment;
 
-#define DWARF2_LINE_MIN_INSN_LENGTH     4
+extern int ppc_dwarf2_line_min_insn_length;
+
+#define DWARF2_LINE_MIN_INSN_LENGTH     ppc_dwarf2_line_min_insn_length
 #define DWARF2_DEFAULT_RETURN_COLUMN    0x41
 #define DWARF2_CIE_DATA_ALIGNMENT       ppc_cie_data_alignment