diff options
Diffstat (limited to 'gcc/config/pa/pa-linux.h')
| -rw-r--r-- | gcc/config/pa/pa-linux.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/gcc/config/pa/pa-linux.h b/gcc/config/pa/pa-linux.h new file mode 100644 index 000000000..64626e6fc --- /dev/null +++ b/gcc/config/pa/pa-linux.h @@ -0,0 +1,138 @@ +/* Definitions for PA_RISC with ELF format + Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010, + 2011 + 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/>. */ + + +#undef TARGET_OS_CPP_BUILTINS +#define TARGET_OS_CPP_BUILTINS() \ + do \ + { \ + LINUX_TARGET_OS_CPP_BUILTINS(); \ + builtin_assert ("machine=bigendian"); \ + } \ + while (0) + +#undef CPP_SPEC +#define CPP_SPEC "%{posix:-D_POSIX_SOURCE}" + +#undef ASM_SPEC +#define ASM_SPEC \ + "" + +/* Define this for shared library support because it isn't in the main + linux.h file. */ + +#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" + +#undef LINK_SPEC +#define LINK_SPEC "\ + %{shared:-shared} \ + %{!shared: \ + %{!static: \ + %{rdynamic:-export-dynamic} \ + -dynamic-linker " LINUX_DYNAMIC_LINKER "} \ + %{static:-static}}" + +/* glibc's profiling functions don't need gcc to allocate counters. */ +#define NO_DEFERRED_PROFILE_COUNTERS 1 + +/* Define the strings used for the special svr4 .type and .size directives. + These strings generally do not vary from one system running svr4 to + another, but if a given system (e.g. m88k running svr) needs to use + different pseudo-op names for these, they may be overridden in the + file which includes this one. */ + +#undef STRING_ASM_OP +#define STRING_ASM_OP "\t.stringz\t" + +#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_linux_file_start + +/* We want local labels to start with period if made with asm_fprintf. */ +#undef LOCAL_LABEL_PREFIX +#define LOCAL_LABEL_PREFIX "." + +/* Define these to generate the Linux/ELF/SysV style of internal + labels all the time - i.e. to be compatible with + ASM_GENERATE_INTERNAL_LABEL in <elfos.h>. Compare these with the + ones in pa.h and note the lack of dollar signs in these. FIXME: + shouldn't we fix pa.h to use ASM_GENERATE_INTERNAL_LABEL instead? */ + +#undef ASM_OUTPUT_ADDR_VEC_ELT +#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \ + if (TARGET_BIG_SWITCH) \ + fprintf (FILE, "\t.word .L%d\n", VALUE); \ + else \ + fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE) + +#undef ASM_OUTPUT_ADDR_DIFF_ELT +#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \ + if (TARGET_BIG_SWITCH) \ + fprintf (FILE, "\t.word .L%d-.L%d\n", VALUE, REL); \ + else \ + fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE) + +/* Use the default. */ +#undef ASM_OUTPUT_LABEL + +/* NOTE: (*targetm.asm_out.internal_label)() is defined for us by elfos.h, and + does what we want (i.e. uses colons). It must be compatible with + ASM_GENERATE_INTERNAL_LABEL(), so do not define it here. */ + +/* Use the default. */ +#undef ASM_OUTPUT_INTERNAL_LABEL + +/* Use the default. */ +#undef TARGET_ASM_GLOBALIZE_LABEL +/* Globalizing directive for a label. */ +#define GLOBAL_ASM_OP ".globl " + +/* FIXME: Hacked from the <elfos.h> one so that we avoid multiple + labels in a function declaration (since pa.c seems determined to do + it differently) */ + +#undef ASM_DECLARE_FUNCTION_NAME +#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ + do \ + { \ + ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \ + ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \ + } \ + while (0) + +/* As well as globalizing the label, we need to encode the label + to ensure a plabel is generated in an indirect call. */ + +#undef ASM_OUTPUT_EXTERNAL_LIBCALL +#define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN) \ + do \ + { \ + if (!FUNCTION_NAME_P (XSTR (FUN, 0))) \ + hppa_encode_label (FUN); \ + (*targetm.asm_out.globalize_label) (FILE, XSTR (FUN, 0)); \ + } \ + while (0) + +/* Linux always uses gas. */ +#undef TARGET_GAS +#define TARGET_GAS 1 |