Imported gcc-4.4.3

[msp430-gcc.git] / gcc / config / pa / elf.h

diff --git a/gcc/config/pa/elf.h b/gcc/config/pa/elf.h
index db2f20fe969272ef05ae768ddd30d1c372244fb7..1028206fd4af7855eb2bcafc546fb65b6a1eb693 100644 (file)
--- a/gcc/config/pa/elf.h
+++ b/gcc/config/pa/elf.h
@@ -1,22 +1,21 @@
 /* Definitions for ELF assembler support.
-   Copyright (C) 1999 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2003, 2005, 2007 Free Software Foundation, Inc.
 
-This file is part of GNU CC.
+This file is part of GCC.
 
-GNU CC is free software; you can redistribute it and/or modify
+GCC is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
 any later version.
 
-GNU CC is distributed in the hope that it will be useful,
+GCC is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING.  If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA.  */
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
 
 /* So we can conditionalize small amounts of code in pa.c or pa.md.  */
 #define OBJ_ELF
@@ -32,20 +31,7 @@ Boston, MA 02111-1307, USA.  */
 #define DATA_SECTION_ASM_OP "\t.data"
 #define BSS_SECTION_ASM_OP "\t.section\t.bss"
 
-#undef ASM_FILE_START
-#define ASM_FILE_START(FILE) \
-do {  \
-     if (TARGET_PA_20) \
-       fputs("\t.LEVEL 2.0\n", FILE); \
-     else if (TARGET_PA_11) \
-       fputs("\t.LEVEL 1.1\n", FILE); \
-     else \
-       fputs("\t.LEVEL 1.0\n", FILE); \
-     if (profile_flag)\
-       fprintf (FILE, "\t.IMPORT _mcount, ENTRY\n");\
-     if (write_symbols != NO_DEBUG) \
-       output_file_directive ((FILE), main_input_filename); \
-   } while (0)
+#define TARGET_ASM_FILE_START pa_elf_file_start
 
 #undef ASM_DECLARE_FUNCTION_NAME
 #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \
@@ -58,36 +44,37 @@ do {  \
     } \
    } while (0)
 
-/* This is how to output a command to make the user-level label named NAME
-   defined for reference from other files.
-
-   We call assemble_name, which in turn sets TREE_SYMBOL_REFERENCED.  This
-   macro will restore the original value of TREE_SYMBOL_REFERENCED to avoid
-   placing useless function definitions in the output file.
-
-   Also note that the SOM based tools need the symbol imported as a CODE
-   symbol, while the ELF based tools require the symbol to be imported as
-   an ENTRY symbol.  What a crock.  */
-
-#define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME)  \
-  do { int save_referenced;                                    \
-       save_referenced = TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (DECL)); \
-       fputs ("\t.IMPORT ", FILE);                                     \
-        assemble_name (FILE, NAME);                            \
-       if (FUNCTION_NAME_P (NAME))                                     \
-        fputs (",ENTRY\n", FILE);                              \
-       else                                                    \
-        fputs (",DATA\n", FILE);                               \
-       TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (DECL)) = save_referenced; \
+/* This is how to output a command to make the user-level label
+   named NAME defined for reference from other files.  We use
+   assemble_name_raw instead of assemble_name since a symbol in
+   a .IMPORT directive that isn't otherwise referenced is not
+   placed in the symbol table of the assembled object.
+
+   Failure to import a function reference can cause the HP linker
+   to segmentation fault!
+
+   Note that the SOM based tools need the symbol imported as a
+   CODE symbol, while the ELF based tools require the symbol to
+   be imported as an ENTRY symbol.  */
+
+#define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME) \
+  pa_hpux_asm_output_external ((FILE), (DECL), (NAME))
+#define ASM_OUTPUT_EXTERNAL_REAL(FILE, DECL, NAME) \
+  do { fputs ("\t.IMPORT ", FILE);                                     \
+       assemble_name_raw (FILE, NAME);                                 \
+       if (FUNCTION_NAME_P (NAME))                                             \
+        fputs (",ENTRY\n", FILE);                                      \
+       else                                                            \
+        fputs (",DATA\n", FILE);                                       \
      } while (0)
 
 /* The bogus HP assembler requires ALL external references to be
    "imported", even library calls. They look a bit different, so
    here's this macro.
 
-   Also note not all libcall names are passed to ENCODE_SECTION_INFO
-   (__main for example).  To make sure all libcall names have section
-   info recorded in them, we do it here.  */
+   Also note not all libcall names are passed to
+   targetm.encode_section_info (__main for example).  To make sure all
+   libcall names have section info recorded in them, we do it here.  */
 
 #undef ASM_OUTPUT_EXTERNAL_LIBCALL
 #define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, RTL) \