| /* Definitions for ELF assembler support. |
| Copyright (C) 1999-2015 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| 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 3, or (at your option) |
| any later version. |
| |
| 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 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 |
| |
| #define ENDFILE_SPEC "crtend.o%s" |
| |
| #define STARTFILE_SPEC "%{!shared: \ |
| %{!symbolic: \ |
| %{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}}\ |
| crtbegin.o%s" |
| |
| #define TEXT_SECTION_ASM_OP "\t.text" |
| #define DATA_SECTION_ASM_OP "\t.data" |
| #define BSS_SECTION_ASM_OP "\t.section\t.bss" |
| |
| #define TARGET_ASM_FILE_START pa_elf_file_start |
| |
| #undef ASM_DECLARE_FUNCTION_NAME |
| #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ |
| do { \ |
| if (TREE_PUBLIC (DECL)) \ |
| { \ |
| fputs ("\t.EXPORT ", FILE); \ |
| assemble_name (FILE, NAME); \ |
| fputs (",ENTRY\n", FILE); \ |
| } \ |
| } while (0) |
| |
| /* 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 |
| 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) \ |
| do { fputs ("\t.IMPORT ", FILE); \ |
| if (!function_label_operand (RTL, VOIDmode)) \ |
| pa_encode_label (RTL); \ |
| assemble_name (FILE, XSTR ((RTL), 0)); \ |
| fputs (",ENTRY\n", FILE); \ |
| } while (0) |
| |
| /* Biggest alignment supported by the object file format of this |
| machine. Use this macro to limit the alignment which can be |
| specified using the `__attribute__ ((aligned (N)))' construct. If |
| not defined, the default value is `BIGGEST_ALIGNMENT'. */ |
| #define MAX_OFILE_ALIGNMENT (32768 * 8) |