From: Robert Millan Date: Tue, 19 Jul 2011 18:00:27 +0000 (+0000) Subject: gnu-user.h: Copy from linux.h. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0baeec1b0902d647ba34d18b8ab1ee013ec3b4be;p=gcc.git gnu-user.h: Copy from linux.h. gcc/ 2011-07-19 Robert Millan * config/mips/gnu-user.h: Copy from linux.h. Update comments. (GLIBC_DYNAMIC_LINKER): Remove. * config/mips/gnu-user64.h: Copy from linux64.h. Update comments. (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64) (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32) (BIONIC_DYNAMIC_LINKERN32, GNU_USER_DYNAMIC_LINKERN32): Remove. (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64 and GNU_USER_LINK_EMULATIONN32. * config/mips/linux.h: Remove everything except for ... (GLIBC_DYNAMIC_LINKER): ... this macro. * config/mips/linux64.h: Remove everything except for ... (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64) (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32) (BIONIC_DYNAMIC_LINKERN32): ... these macros. (GNU_USER_LINK_EMULATION32, GNU_USER_LINK_EMULATION64) (GNU_USER_LINK_EMULATIONN32): New macros. * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux* | mips-*-linux*): Use the new headers. From-SVN: r176479 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 992486da4e1..507ba8f222a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,28 @@ +2011-07-19 Robert Millan + + * config/mips/gnu-user.h: Copy from linux.h. Update comments. + (GLIBC_DYNAMIC_LINKER): Remove. + + * config/mips/gnu-user64.h: Copy from linux64.h. Update comments. + (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64) + (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32) + (BIONIC_DYNAMIC_LINKERN32, GNU_USER_DYNAMIC_LINKERN32): Remove. + (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32, + GNU_USER_DYNAMIC_LINKER64 and GNU_USER_LINK_EMULATIONN32. + + * config/mips/linux.h: Remove everything except for ... + (GLIBC_DYNAMIC_LINKER): ... this macro. + + * config/mips/linux64.h: Remove everything except for ... + (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64) + (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32) + (BIONIC_DYNAMIC_LINKERN32): ... these macros. + (GNU_USER_LINK_EMULATION32, GNU_USER_LINK_EMULATION64) + (GNU_USER_LINK_EMULATIONN32): New macros. + + * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux* | + mips-*-linux*): Use the new headers. + 2011-07-19 Richard Sandiford * rtl.h (mem_attrs): Turn offset and size fields into HOST_WIDE_INTs. diff --git a/gcc/config.gcc b/gcc/config.gcc index 47073e455f4..9215d0c79e8 100644 --- a/gcc/config.gcc +++ b/gcc/config.gcc @@ -1820,7 +1820,7 @@ mips*-*-netbsd*) # NetBSD/mips, either endian. extra_options="${extra_options} netbsd.opt netbsd-elf.opt" ;; mips64*-*-linux* | mipsisa64*-*-linux*) - tm_file="dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h ${tm_file} mips/linux.h mips/linux64.h" + tm_file="dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h ${tm_file} mips/gnu-user.h mips/gnu-user64.h mips/linux64.h" tmake_file="${tmake_file} mips/t-linux64 mips/t-libgcc-mips16" tm_defines="${tm_defines} MIPS_ABI_DEFAULT=ABI_N32" case ${target} in @@ -1842,10 +1842,10 @@ mips64*-*-linux* | mipsisa64*-*-linux*) test x$with_llsc != x || with_llsc=yes ;; mips*-*-linux*) # Linux MIPS, either endian. - tm_file="dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h ${tm_file} mips/linux.h" + tm_file="dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h ${tm_file} mips/gnu-user.h mips/linux.h" tmake_file="${tmake_file} mips/t-libgcc-mips16" if test x$enable_targets = xall; then - tm_file="${tm_file} mips/linux64.h" + tm_file="${tm_file} mips/gnu-user.h mips/gnu-user64.h mips/linux64.h" tmake_file="${tmake_file} mips/t-linux64" tm_defines="${tm_defines} MIPS_ABI_DEFAULT=ABI_32" fi diff --git a/gcc/config/mips/gnu-user.h b/gcc/config/mips/gnu-user.h new file mode 100644 index 00000000000..49c459bc743 --- /dev/null +++ b/gcc/config/mips/gnu-user.h @@ -0,0 +1,140 @@ +/* Definitions for MIPS systems using GNU userspace. + Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, + 2007, 2008, 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 +. */ + +#undef WCHAR_TYPE +#define WCHAR_TYPE "int" + +#undef WCHAR_TYPE_SIZE +#define WCHAR_TYPE_SIZE 32 + +#undef ASM_DECLARE_OBJECT_NAME +#define ASM_DECLARE_OBJECT_NAME mips_declare_object_name + +/* If we don't set MASK_ABICALLS, we can't default to PIC. */ +#undef TARGET_DEFAULT +#define TARGET_DEFAULT MASK_ABICALLS + +#define TARGET_OS_CPP_BUILTINS() \ + do { \ + GNU_USER_TARGET_OS_CPP_BUILTINS(); \ + /* The GNU C++ standard library requires this. */ \ + if (c_dialect_cxx ()) \ + builtin_define ("_GNU_SOURCE"); \ + } while (0) + +#undef SUBTARGET_CPP_SPEC +#define SUBTARGET_CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}" + +/* A standard GNU/Linux mapping. On most targets, it is included in + CC1_SPEC itself by config/linux.h, but mips.h overrides CC1_SPEC + and provides this hook instead. */ +#undef SUBTARGET_CC1_SPEC +#define SUBTARGET_CC1_SPEC "%{profile:-p}" + +/* From iris5.h */ +/* -G is incompatible with -KPIC which is the default, so only allow objects + in the small data section if the user explicitly asks for it. */ +#undef MIPS_DEFAULT_GVALUE +#define MIPS_DEFAULT_GVALUE 0 + +/* Borrowed from sparc/linux.h */ +#undef LINK_SPEC +#define LINK_SPEC \ + "%(endian_spec) \ + %{shared:-shared} \ + %{!shared: \ + %{!static: \ + %{rdynamic:-export-dynamic} \ + -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \ + %{static:-static}}" + +#undef SUBTARGET_ASM_SPEC +#define SUBTARGET_ASM_SPEC \ + "%{!mno-abicalls:%{mplt:-call_nonpic;:-KPIC}}" + +/* The MIPS assembler has different syntax for .set. We set it to + .dummy to trap any errors. */ +#undef SET_ASM_OP +#define SET_ASM_OP "\t.dummy\t" + +#undef ASM_OUTPUT_DEF +#define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2) \ + do { \ + fputc ( '\t', FILE); \ + assemble_name (FILE, LABEL1); \ + fputs ( " = ", FILE); \ + assemble_name (FILE, LABEL2); \ + fputc ( '\n', FILE); \ + } while (0) + +/* The glibc _mcount stub will save $v0 for us. Don't mess with saving + it, since ASM_OUTPUT_REG_PUSH/ASM_OUTPUT_REG_POP do not work in the + presence of $gp-relative calls. */ +#undef ASM_OUTPUT_REG_PUSH +#undef ASM_OUTPUT_REG_POP + +#undef LIB_SPEC +#define LIB_SPEC "\ +%{pthread:-lpthread} \ +%{shared:-lc} \ +%{!shared: \ + %{profile:-lc_p} %{!profile:-lc}}" + +#ifdef HAVE_AS_NO_SHARED +/* Default to -mno-shared for non-PIC. */ +# define NO_SHARED_SPECS \ + "%{mshared|mno-shared|fpic|fPIC|fpie|fPIE:;:-mno-shared}" +#else +# define NO_SHARED_SPECS "" +#endif + +/* -march=native handling only makes sense with compiler running on + a MIPS chip. */ +#if defined(__mips__) +extern const char *host_detect_local_cpu (int argc, const char **argv); +# define EXTRA_SPEC_FUNCTIONS \ + { "local_cpu_detect", host_detect_local_cpu }, + +# define MARCH_MTUNE_NATIVE_SPECS \ + " %{march=native:%. */ + +/* Force the default endianness and ABI flags onto the command line + in order to make the other specs easier to write. */ +#undef DRIVER_SELF_SPECS +#define DRIVER_SELF_SPECS \ + BASE_DRIVER_SELF_SPECS, \ + LINUX_DRIVER_SELF_SPECS \ + " %{!EB:%{!EL:%(endian_spec)}}" \ + " %{!mabi=*: -" MULTILIB_ABI_DEFAULT "}" + +#undef LIB_SPEC +#define LIB_SPEC "\ +%{pthread:-lpthread} \ +%{shared:-lc} \ +%{!shared: \ + %{profile:-lc_p} %{!profile:-lc}}" + +#undef LINK_SPEC +#define LINK_SPEC "\ +%{G*} %{EB} %{EL} %{mips1} %{mips2} %{mips3} %{mips4} \ +%{shared} \ + %(endian_spec) \ + %{!shared: \ + %{!static: \ + %{rdynamic:-export-dynamic} \ + %{mabi=n32: -dynamic-linker " GNU_USER_DYNAMIC_LINKERN32 "} \ + %{mabi=64: -dynamic-linker " GNU_USER_DYNAMIC_LINKER64 "} \ + %{mabi=32: -dynamic-linker " GNU_USER_DYNAMIC_LINKER32 "}} \ + %{static:-static}} \ +%{mabi=n32:-m" GNU_USER_LINK_EMULATIONN32 "} \ +%{mabi=64:-m" GNU_USER_LINK_EMULATION64 "} \ +%{mabi=32:-m" GNU_USER_LINK_EMULATION32 "}" + +#undef LOCAL_LABEL_PREFIX +#define LOCAL_LABEL_PREFIX (TARGET_OLDABI ? "$" : ".") + +/* GNU/Linux doesn't use the same floating-point format that IRIX uses + for long double. There's no need to override this here, since + ieee_quad_format is the default, but let's put this here to make + sure nobody thinks we just forgot to set it to something else. */ +#define MIPS_TFMODE_FORMAT mips_quad_format diff --git a/gcc/config/mips/linux.h b/gcc/config/mips/linux.h index 544a99f2d0b..bce9c1793f2 100644 --- a/gcc/config/mips/linux.h +++ b/gcc/config/mips/linux.h @@ -18,125 +18,4 @@ You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see . */ -#undef WCHAR_TYPE -#define WCHAR_TYPE "int" - -#undef WCHAR_TYPE_SIZE -#define WCHAR_TYPE_SIZE 32 - -#undef ASM_DECLARE_OBJECT_NAME -#define ASM_DECLARE_OBJECT_NAME mips_declare_object_name - -/* If we don't set MASK_ABICALLS, we can't default to PIC. */ -#undef TARGET_DEFAULT -#define TARGET_DEFAULT MASK_ABICALLS - -#define TARGET_OS_CPP_BUILTINS() \ - do { \ - GNU_USER_TARGET_OS_CPP_BUILTINS(); \ - /* The GNU C++ standard library requires this. */ \ - if (c_dialect_cxx ()) \ - builtin_define ("_GNU_SOURCE"); \ - } while (0) - -#undef SUBTARGET_CPP_SPEC -#define SUBTARGET_CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}" - -/* A standard GNU/Linux mapping. On most targets, it is included in - CC1_SPEC itself by config/linux.h, but mips.h overrides CC1_SPEC - and provides this hook instead. */ -#undef SUBTARGET_CC1_SPEC -#define SUBTARGET_CC1_SPEC "%{profile:-p}" - -/* From iris5.h */ -/* -G is incompatible with -KPIC which is the default, so only allow objects - in the small data section if the user explicitly asks for it. */ -#undef MIPS_DEFAULT_GVALUE -#define MIPS_DEFAULT_GVALUE 0 - #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" - -/* Borrowed from sparc/linux.h */ -#undef LINK_SPEC -#define LINK_SPEC \ - "%(endian_spec) \ - %{shared:-shared} \ - %{!shared: \ - %{!static: \ - %{rdynamic:-export-dynamic} \ - -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \ - %{static:-static}}" - -#undef SUBTARGET_ASM_SPEC -#define SUBTARGET_ASM_SPEC \ - "%{!mno-abicalls:%{mplt:-call_nonpic;:-KPIC}}" - -/* The MIPS assembler has different syntax for .set. We set it to - .dummy to trap any errors. */ -#undef SET_ASM_OP -#define SET_ASM_OP "\t.dummy\t" - -#undef ASM_OUTPUT_DEF -#define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2) \ - do { \ - fputc ( '\t', FILE); \ - assemble_name (FILE, LABEL1); \ - fputs ( " = ", FILE); \ - assemble_name (FILE, LABEL2); \ - fputc ( '\n', FILE); \ - } while (0) - -/* The glibc _mcount stub will save $v0 for us. Don't mess with saving - it, since ASM_OUTPUT_REG_PUSH/ASM_OUTPUT_REG_POP do not work in the - presence of $gp-relative calls. */ -#undef ASM_OUTPUT_REG_PUSH -#undef ASM_OUTPUT_REG_POP - -#undef LIB_SPEC -#define LIB_SPEC "\ -%{pthread:-lpthread} \ -%{shared:-lc} \ -%{!shared: \ - %{profile:-lc_p} %{!profile:-lc}}" - -#ifdef HAVE_AS_NO_SHARED -/* Default to -mno-shared for non-PIC. */ -# define NO_SHARED_SPECS \ - "%{mshared|mno-shared|fpic|fPIC|fpie|fPIE:;:-mno-shared}" -#else -# define NO_SHARED_SPECS "" -#endif - -/* -march=native handling only makes sense with compiler running on - a MIPS chip. */ -#if defined(__mips__) -extern const char *host_detect_local_cpu (int argc, const char **argv); -# define EXTRA_SPEC_FUNCTIONS \ - { "local_cpu_detect", host_detect_local_cpu }, - -# define MARCH_MTUNE_NATIVE_SPECS \ - " %{march=native:%. */ -/* Force the default endianness and ABI flags onto the command line - in order to make the other specs easier to write. */ -#undef DRIVER_SELF_SPECS -#define DRIVER_SELF_SPECS \ - BASE_DRIVER_SELF_SPECS, \ - LINUX_DRIVER_SELF_SPECS \ - " %{!EB:%{!EL:%(endian_spec)}}" \ - " %{!mabi=*: -" MULTILIB_ABI_DEFAULT "}" - -#undef LIB_SPEC -#define LIB_SPEC "\ -%{pthread:-lpthread} \ -%{shared:-lc} \ -%{!shared: \ - %{profile:-lc_p} %{!profile:-lc}}" +#define GNU_USER_LINK_EMULATION32 "elf32%{EB:b}%{EL:l}tsmip" +#define GNU_USER_LINK_EMULATION64 "elf64%{EB:b}%{EL:l}tsmip" +#define GNU_USER_LINK_EMULATIONN32 "elf32%{EB:b}%{EL:l}tsmipn32" #define GLIBC_DYNAMIC_LINKER32 "/lib/ld.so.1" #define GLIBC_DYNAMIC_LINKER64 "/lib64/ld.so.1" @@ -43,28 +31,3 @@ along with GCC; see the file COPYING3. If not see #define GNU_USER_DYNAMIC_LINKERN32 \ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32, \ BIONIC_DYNAMIC_LINKERN32) - -#undef LINK_SPEC -#define LINK_SPEC "\ -%{G*} %{EB} %{EL} %{mips1} %{mips2} %{mips3} %{mips4} \ -%{shared} \ - %(endian_spec) \ - %{!shared: \ - %{!static: \ - %{rdynamic:-export-dynamic} \ - %{mabi=n32: -dynamic-linker " GNU_USER_DYNAMIC_LINKERN32 "} \ - %{mabi=64: -dynamic-linker " GNU_USER_DYNAMIC_LINKER64 "} \ - %{mabi=32: -dynamic-linker " GNU_USER_DYNAMIC_LINKER32 "}} \ - %{static:-static}} \ -%{mabi=n32:-melf32%{EB:b}%{EL:l}tsmipn32} \ -%{mabi=64:-melf64%{EB:b}%{EL:l}tsmip} \ -%{mabi=32:-melf32%{EB:b}%{EL:l}tsmip}" - -#undef LOCAL_LABEL_PREFIX -#define LOCAL_LABEL_PREFIX (TARGET_OLDABI ? "$" : ".") - -/* GNU/Linux doesn't use the same floating-point format that IRIX uses - for long double. There's no need to override this here, since - ieee_quad_format is the default, but let's put this here to make - sure nobody thinks we just forgot to set it to something else. */ -#define MIPS_TFMODE_FORMAT mips_quad_format