| /* Xtensa/Elf configuration. |
| Derived from the configuration for GCC for Intel i386 running Linux. |
| Copyright (C) 2001 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 2, 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 COPYING. If not, write to the Free |
| Software Foundation, 59 Temple Place - Suite 330, Boston, MA |
| 02111-1307, USA. */ |
| |
| /* Don't assume anything about the header files. */ |
| #define NO_IMPLICIT_EXTERN_C |
| |
| #undef ASM_APP_ON |
| #define ASM_APP_ON "#APP\n" |
| |
| #undef ASM_APP_OFF |
| #define ASM_APP_OFF "#NO_APP\n" |
| |
| #undef MD_EXEC_PREFIX |
| #undef MD_STARTFILE_PREFIX |
| |
| #undef TARGET_VERSION |
| #define TARGET_VERSION fputs (" (Xtensa/ELF)", stderr); |
| |
| #undef SIZE_TYPE |
| #define SIZE_TYPE "unsigned int" |
| |
| #undef PTRDIFF_TYPE |
| #define PTRDIFF_TYPE "int" |
| |
| #undef WCHAR_TYPE |
| #define WCHAR_TYPE "int" |
| |
| #undef WCHAR_TYPE_SIZE |
| #define WCHAR_TYPE_SIZE BITS_PER_WORD |
| |
| #undef ASM_SPEC |
| #define ASM_SPEC "%{v} %{mno-density:--no-density} \ |
| %{mtext-section-literals:--text-section-literals} \ |
| %{mno-text-section-literals:--no-text-section-literals} \ |
| %{mtarget-align:--target-align} \ |
| %{mno-target-align:--no-target-align} \ |
| %{mlongcalls:--longcalls} \ |
| %{mno-longcalls:--no-longcalls}" |
| |
| #undef ASM_FINAL_SPEC |
| |
| #undef LIB_SPEC |
| #define LIB_SPEC "-lc -lsim -lc -lhandlers-sim" |
| |
| #undef STARTFILE_SPEC |
| #define STARTFILE_SPEC "crt1-sim%O%s crti%O%s crtbegin%O%s _vectors%O%s" |
| |
| #undef ENDFILE_SPEC |
| #define ENDFILE_SPEC "crtend%O%s crtn%O%s" |
| |
| #undef LINK_SPEC |
| #define LINK_SPEC \ |
| "%{shared:-shared} \ |
| %{!shared: \ |
| %{!static: \ |
| %{rdynamic:-export-dynamic} \ |
| %{static:-static}}}" |
| |
| #undef CPP_PREDEFINES |
| #define CPP_PREDEFINES "-D__XTENSA__ -D__ELF__ -Acpu=xtensa -Amachine=xtensa" |
| |
| /* Local compiler-generated symbols must have a prefix that the assembler |
| understands. By default, this is $, although some targets (e.g., |
| NetBSD-ELF) need to override this. */ |
| |
| #ifndef LOCAL_LABEL_PREFIX |
| #define LOCAL_LABEL_PREFIX "." |
| #endif |
| |
| /* By default, external symbols do not have an underscore prepended. */ |
| |
| #ifndef USER_LABEL_PREFIX |
| #define USER_LABEL_PREFIX "" |
| #endif |
| |
| /* Define this macro if the assembler does not accept the character |
| "." in label names. By default constructors and destructors in G++ |
| have names that use ".". If this macro is defined, these names |
| are rewritten to avoid ".". */ |
| #define NO_DOT_IN_LABEL |
| |
| /* Define NO_DOLLAR_IN_LABEL in your favorite tm file if your assembler |
| doesn't allow $ in symbol names. */ |
| #undef NO_DOLLAR_IN_LABEL |
| |
| /* Don't switch sections in the middle of a literal pool! */ |
| #undef SELECT_RTX_SECTION |
| #define SELECT_RTX_SECTION(MODE,RTX,ALIGN) |
| |
| /* Do not force "-fpic" for this target. */ |
| #define XTENSA_ALWAYS_PIC 0 |
| |
| /* Redefine the standard ELF version of ASM_DECLARE_FUNCTION_SIZE to |
| allow adding the ".end literal_prefix" directive at the end of the |
| function. */ |
| #undef ASM_DECLARE_FUNCTION_SIZE |
| #define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL) \ |
| do \ |
| { \ |
| if (!flag_inhibit_size_directive) \ |
| { \ |
| char label[256]; \ |
| static int labelno; \ |
| \ |
| labelno++; \ |
| \ |
| ASM_GENERATE_INTERNAL_LABEL (label, "Lfe", labelno); \ |
| ASM_OUTPUT_INTERNAL_LABEL (FILE, "Lfe", labelno); \ |
| \ |
| fprintf (FILE, "%s", SIZE_ASM_OP); \ |
| assemble_name (FILE, (FNAME)); \ |
| fprintf (FILE, ","); \ |
| assemble_name (FILE, label); \ |
| fprintf (FILE, "-"); \ |
| assemble_name (FILE, (FNAME)); \ |
| putc ('\n', FILE); \ |
| } \ |
| XTENSA_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL); \ |
| } \ |
| while (0) |