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riscv-gcc-1
Commit 4f587cb0 by Adam Nemet Committed by Adam Nemet
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config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0. 

	* config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
	(case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*.  Update
	to LynxOS 4.0.
	* gthr-lynx.h: New file.
	* config/lynx-ng.h: Remove file.
	* config/lynx.h: Update to LynxOS 4.0.
	* config/t-lynx: New file.
	* config/i386/lynx-ng.h: Remove file.
	* config/i386/lynx.h: Update to LynxOS 4.0.
	* config/rs6000/lynxbase.h: Remove file.
	* config/rs6000/lynx.h: Update to LynxOS 4.0.
	* config/rs6000/t-lynx: New file.
	* doc/install.texi (Options specification): Remove reference to
	LynxOS from systems where --with-gnu-as makes a difference.

From-SVN: r85591
parent 85291069
Showing with 469 additions and 459 deletions
gcc/ChangeLog
2004-08-05 Adam Nemet <anemet@lnxw.com>
* config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
(case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
to LynxOS 4.0.
* gthr-lynx.h: New file.
* config/lynx-ng.h: Remove file.
* config/lynx.h: Update to LynxOS 4.0.
* config/t-lynx: New file.
* config/i386/lynx-ng.h: Remove file.
* config/i386/lynx.h: Update to LynxOS 4.0.
* config/rs6000/lynxbase.h: Remove file.
* config/rs6000/lynx.h: Update to LynxOS 4.0.
* config/rs6000/t-lynx: New file.
* doc/install.texi (Options specification): Remove reference to
LynxOS from systems where --with-gnu-as makes a difference.
2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk> 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
* c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
......
gcc/config.gcc
...@@ -944,13 +944,13 @@ i[34567]86-pc-msdosdjgpp*) ...@@ -944,13 +944,13 @@ i[34567]86-pc-msdosdjgpp*)
gas=yes gas=yes
;; ;;
i[34567]86-*-lynxos*) i[34567]86-*-lynxos*)
if test x$gas = xyes xm_defines=POSIX
then tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h i386/lynx.h lynx.h"
tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h svr3.h lynx.h i386/lynx.h" tmake_file="i386/t-crtstuff t-lynx"
else extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h lynx-ng.h i386/lynx-ng.h" thread_file=lynx
fi gnu_ld=yes
use_fixproto=yes gas=yes
;; ;;
i[34567]86-*-nto-qnx*) i[34567]86-*-nto-qnx*)
tm_file="${tm_file} i386/att.h dbxelf.h tm-dwarf2.h elfos.h svr4.h i386/unix.h i386/nto.h" tm_file="${tm_file} i386/att.h dbxelf.h tm-dwarf2.h elfos.h svr4.h i386/unix.h i386/nto.h"
...@@ -1597,6 +1597,15 @@ powerpc-wrs-windiss*) # Instruction-level simulator for VxWorks. ...@@ -1597,6 +1597,15 @@ powerpc-wrs-windiss*) # Instruction-level simulator for VxWorks.
thread_file="" thread_file=""
use_fixproto=yes use_fixproto=yes
;; ;;
powerpc-*-lynxos*)
xm_defines=POSIX
tm_file="${tm_file} dbxelf.h elfos.h rs6000/sysv4.h rs6000/lynx.h lynx.h"
tmake_file="t-lynx rs6000/t-lynx"
extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
thread_file=lynx
gnu_ld=yes
gas=yes
;;
powerpcle-*-sysv*) powerpcle-*-sysv*)
tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h" tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h"
tmake_file="rs6000/t-fprules rs6000/t-ppcos rs6000/t-ppccomm" tmake_file="rs6000/t-fprules rs6000/t-ppcos rs6000/t-ppccomm"
...@@ -1651,12 +1660,6 @@ rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*) ...@@ -1651,12 +1660,6 @@ rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
thread_file='aix' thread_file='aix'
extra_headers= extra_headers=
;; ;;
rs6000-*-lynxos*)
tm_file="svr3.h lynx.h rs6000/lynxbase.h rs6000/rs6000.h rs6000/lynx.h"
tmake_file=rs6000/t-fprules
use_collect2=yes
use_fixproto=yes
;;
s390-*-linux*) s390-*-linux*)
tm_file="s390/s390.h dbxelf.h elfos.h svr4.h linux.h s390/linux.h" tm_file="s390/s390.h dbxelf.h elfos.h svr4.h linux.h s390/linux.h"
tmake_file="${tmake_file} s390/t-crtstuff" tmake_file="${tmake_file} s390/t-crtstuff"
......
gcc/config/i386/lynx-ng.h deleted 100644 → 0
/* Definitions for Intel 386 running LynxOS, using Lynx's old as and ld.
Copyright (C) 1993, 1995, 2002 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. */
#define TARGET_VERSION fprintf (stderr, " (80386, LYNX BSD syntax)");
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
builtin_define_std ("unix"); \
builtin_define_std ("I386"); \
builtin_define_std ("Lynx"); \
builtin_define_std ("IBITS32"); \
builtin_assert ("system=unix"); \
builtin_assert ("system=lynx"); \
} \
while (0)
/* Provide required defaults for linker switches. */
#undef LINK_SPEC
#define LINK_SPEC "-P1000 %{msystem-v:-V} %{mcoff:-k}"
/* Apparently LynxOS clobbers ebx when you call into the OS. */
#undef CALL_USED_REGISTERS
#define CALL_USED_REGISTERS \
/*ax,dx,cx,bx,si,di,bp,sp,st,st1,st2,st3,st4,st5,st6,st7,arg*/ \
{ 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 }
/* Prefix for internally generated assembler labels. If we aren't using
underscores, we are using prefix `.'s to identify labels that should
be ignored, as in `i386/gas.h' --karl@cs.umb.edu */
#undef LPREFIX
#define LPREFIX ".L"
/* The prefix to add to user-visible assembler symbols. */
#undef USER_LABEL_PREFIX
#define USER_LABEL_PREFIX ""
/* If user-symbols don't have underscores,
then it must take more than `L' to identify
a label that should be ignored. */
/* This is how to store into the string BUF
the symbol_ref name of an internal numbered label where
PREFIX is the class of label and NUM is the number within the class.
This is suitable for output with `assemble_name'. */
#undef ASM_GENERATE_INTERNAL_LABEL
#define ASM_GENERATE_INTERNAL_LABEL(BUF,PREFIX,NUMBER) \
sprintf ((BUF), ".%s%ld", (PREFIX), (long)(NUMBER))
gcc/config/i386/lynx.h
/* Definitions for Intel 386 running LynxOS. /* Definitions for LynxOS on i386.
Copyright (C) 1993, 1995, 1996, 2002 Free Software Foundation, Inc. Copyright (C) 1993, 1995, 1996, 2002, 2004
Free Software Foundation, Inc.
This file is part of GCC. This file is part of GCC.
...@@ -18,54 +19,79 @@ along with GCC; see the file COPYING. If not, write to ...@@ -18,54 +19,79 @@ along with GCC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330, the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */ Boston, MA 02111-1307, USA. */
#define TARGET_VERSION fprintf (stderr, " (80386, LYNX BSD syntax)"); #define TARGET_VERSION fputs (" (i386/LynxOS)", stderr);
#define TARGET_OS_CPP_BUILTINS() \ #define TARGET_OS_CPP_BUILTINS() \
do \ do \
{ \ { \
builtin_define_std ("I386"); \ builtin_define ("__LITTLE_ENDIAN__"); \
builtin_define_std ("Lynx"); \ builtin_define ("__x86__"); \
builtin_define_std ("IBITS32"); \
builtin_assert ("system=unix"); \
builtin_assert ("system=lynx"); \
} \ } \
while (0) while (0)
/* The prefix to add to user-visible assembler symbols. */ /* The svr4 ABI for the i386 says that records and unions are returned
in memory. */
/* Override the svr3 convention of adding a leading underscore. */ #define DEFAULT_PCC_STRUCT_RETURN 1
#undef USER_LABEL_PREFIX /* BSS_SECTION_ASM_OP gets defined i386/unix.h. */
#define USER_LABEL_PREFIX ""
/* Apparently LynxOS clobbers ebx when you call into the OS. */ #define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
#undef CALL_USED_REGISTERS /* LynxOS's GDB counts the floating point registers from 16. */
#define CALL_USED_REGISTERS \
/*ax,dx,cx,bx,si,di,bp,sp,st,st1,st2,st3,st4,st5,st6,st7,arg*/ \
{ 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 }
/* Prefix for internally generated assembler labels. If we aren't using #undef DBX_REGISTER_NUMBER
underscores, we are using prefix `.'s to identify labels that should #define DBX_REGISTER_NUMBER(n) \
be ignored, as in `i386/gas.h' --karl@cs.umb.edu */ (TARGET_64BIT ? dbx64_register_map[n] \
: (n) == 0 ? 0 \
: (n) == 1 ? 2 \
: (n) == 2 ? 1 \
: (n) == 3 ? 3 \
: (n) == 4 ? 6 \
: (n) == 5 ? 7 \
: (n) == 6 ? 5 \
: (n) == 7 ? 4 \
: ((n) >= FIRST_STACK_REG && (n) <= LAST_STACK_REG) ? (n) + 8 \
: (-1))
/* A C statement to output to the stdio stream FILE an assembler
command to advance the location counter to a multiple of 1<<LOG
bytes if it is within MAX_SKIP bytes.
#undef LPREFIX This is used to align code labels according to Intel recommendations. */
#define LPREFIX ".L"
/* The prefix to add to user-visible assembler symbols. */ #ifdef HAVE_GAS_MAX_SKIP_P2ALIGN
#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \
do { \
if ((LOG) != 0) { \
if ((MAX_SKIP) == 0) fprintf ((FILE), "\t.p2align %d\n", (LOG)); \
else fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \
} \
} while (0)
#endif
#undef USER_LABEL_PREFIX /* Since i386.h defines an empty SUBTARGET_SWITCHES the definition in
#define USER_LABEL_PREFIX "" config/lynx.h is omitted. */
/* If user-symbols don't have underscores, #undef SUBTARGET_SWITCHES
then it must take more than `L' to identify #define SUBTARGET_SWITCHES SUBTARGET_OS_LYNX_SWITCHES
a label that should be ignored. */
/* This is how to store into the string BUF /* Undefine SUBTARGET_EXTRA_SPECS it is empty anyway. We define it in
the symbol_ref name of an internal numbered label where config/lynx.h. */
PREFIX is the class of label and NUM is the number within the class.
This is suitable for output with `assemble_name'. */
#undef ASM_GENERATE_INTERNAL_LABEL #undef SUBTARGET_EXTRA_SPECS
#define ASM_GENERATE_INTERNAL_LABEL(BUF,PREFIX,NUMBER) \
sprintf ((BUF), ".%s%ld", (PREFIX), (long)(NUMBER)) /* Undefine the definition from att.h to enable our default. */
#undef ASM_OUTPUT_ALIGN
/* Undefine the definition from elfos.h to enable our default. */
#undef PREFERRED_DEBUGGING_TYPE
/* The file i386.c defines TARGET_HAVE_TLS unconditionally if
HAVE_AS_TLS is defined. HAVE_AS_TLS is defined as gas support for
TLS is detected by configure. We undefine it here. */
#undef HAVE_AS_TLS
gcc/config/lynx-ng.h deleted 100644 → 0
/* Target independent definitions for LynxOS, using Lynx's old as and ld.
Copyright (C) 1993, 1999 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. */
/* This is for backwards compatibility with older Lynx tools, which use
a version of a.out format. */
#undef ASM_SPEC
#define ASM_SPEC "%{mcoff:-C}"
#undef CPP_SPEC
#define CPP_SPEC "%{mthreads:-D_MULTITHREADED} \
%{mposix:-D_POSIX_SOURCE} \
%{msystem-v:-I/usr/include_v}"
/* Provide required defaults for linker switches. */
#undef LINK_SPEC
#define LINK_SPEC "%{msystem-v:-V} %{mcoff:-k}"
#undef LIB_SPEC
#define LIB_SPEC "%{mthreads:-L/lib/thread/}%{msystem-v:-lc_v}%{!msystem-v:%{mposix:-lc_p} -lc}"
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "%{p:%{mcoff:pinit1.o%s}%{!mcoff:pinit.o%s}}%{!p:%{msystem-v:%{mcoff:vinit1.o%s}%{!mcoff:vinit.o%s}}%{!msystem-v:%{mcoff:init1.o%s}%{!mcoff:init.o%s}}}"
#undef ENDFILE_SPEC
#define ENDFILE_SPEC "%{mcoff:initn.o%s} %{p:_etext.o%s}"
#undef SIZE_TYPE
#define SIZE_TYPE "unsigned int"
#undef WCHAR_TYPE
#define WCHAR_TYPE "int"
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "long int"
/* We want to output DBX debugging information. */
#define DBX_DEBUGGING_INFO 1
#undef PREFERRED_DEBUGGING_TYPE
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
/* We optionally want to be able to produce SDB debugging output so that
we can create debuggable SDB/coff files. This won't be needed when
stabs-in-coff works. */
#define SDB_DEBUGGING_INFO 1
/* Handle #pragma pack and sometimes #pragma weak. */
#define HANDLE_SYSV_PRAGMA 1
#define TARGET_THREADS (target_flags & MASK_THREADS)
#define MASK_THREADS 0x40000000
#define TARGET_POSIX (target_flags & MASK_POSIX)
#define MASK_POSIX 0x20000000
#define TARGET_SYSTEM_V (target_flags & MASK_SYSTEM_V)
#define MASK_SYSTEM_V 0x10000000
#define TARGET_COFF (target_flags & MASK_COFF)
#define MASK_COFF 0x08000000
#undef SUBTARGET_SWITCHES
#define SUBTARGET_SWITCHES \
{"threads", MASK_THREADS}, \
{"posix", MASK_POSIX}, \
{"system-v", MASK_SYSTEM_V}, \
{"coff", MASK_COFF},
#undef SUBTARGET_OVERRIDE_OPTIONS
#define SUBTARGET_OVERRIDE_OPTIONS \
{ if (TARGET_SYSTEM_V && profile_flag) \
warning ("-msystem-v and -p are incompatible"); \
if (TARGET_SYSTEM_V && TARGET_THREADS) \
warning ("-msystem-v and -mthreads are incompatible"); }
/* This is defined only so that we can find the assembler. Everything else
is in /bin. */
#define MD_EXEC_PREFIX "/usr/local/lib/gcc-"
/* This is needed because /bin/ld does not handle -L options correctly. */
#define LINK_LIBGCC_SPECIAL_1
/* The Lynx linker considers __main to be a possible entry point, so we
must use a different name. */
#define NAME__MAIN "____main"
#define SYMBOL__MAIN ____main
gcc/config/lynx.h
/* Target independent definitions for LynxOS using gas and gnu ld. /* Target independent definitions for LynxOS.
Copyright (C) 1993, 1994, 1995, 1996, 1999, 2000, 2002, 2003 Copyright (C) 1993, 1994, 1995, 1996, 1999, 2000, 2002, 2003, 2004
Free Software Foundation, Inc. Free Software Foundation, Inc.
This file is part of GCC. This file is part of GCC.
...@@ -19,125 +19,174 @@ along with GCC; see the file COPYING. If not, write to ...@@ -19,125 +19,174 @@ along with GCC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330, the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */ Boston, MA 02111-1307, USA. */
/* LynxOS is a multi-platform Unix, similar to SVR3, but not identical. */ /* In this file we set up defaults that can be chosen by
<target>/lynx.h files. A target-specific lynx.h file can decide
/* Define various macros, depending on the combination of flags. */ either to define and override these definitions or to use them by
ensuring they are undefined at this point. If we were to #undef
#undef CPP_SPEC them here we might accidentally disable some target-specific
#define CPP_SPEC "%{mthreads:-D_MULTITHREADED} \ defines. */
%{mposix:-D_POSIX_SOURCE} \
%{msystem-v:-I/usr/include_v}" #ifndef EXTRA_OS_LYNX_TARGET_SPECS
# define EXTRA_OS_LYNX_TARGET_SPECS
/* No asm spec needed, since using GNU assembler always. */ #endif
/* No linker spec needed, since using GNU linker always. */ #ifndef EXTRA_OS_LYNX_SPECS
# define EXTRA_OS_LYNX_SPECS \
#undef LIB_SPEC { "cpp_os_lynx", CPP_OS_LYNX_SPEC }, \
#define LIB_SPEC "%{mthreads:-L/lib/thread/} \ { "lib_os_lynx", LIB_OS_LYNX_SPEC }, \
%{msystem-v:-lc_v} \ { "link_os_lynx", LINK_OS_LYNX_SPEC }, \
%{!msystem-v:%{mposix:-lc_p} -lc -lm}" { "startfile_os_lynx", STARTFILE_OS_LYNX_SPEC }, \
{ "endfile_os_lynx", ENDFILE_OS_LYNX_SPEC }, \
/* Set the appropriate names for the Lynx startfiles. */ EXTRA_OS_LYNX_TARGET_SPECS
#endif
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "%{p:%{mthreads:thread/pinit1.o%s}%{!mthreads:pinit1.o%s}}%{!p:%{msystem-v:vinit1.o%s -e_start}%{!msystem-v:%{mthreads:thread/init1.o%s}%{!mthreads:init1.o%s}}}" #ifndef SUBTARGET_EXTRA_SPECS
# define SUBTARGET_EXTRA_SPECS EXTRA_OS_LYNX_SPECS
#undef ENDFILE_SPEC #endif
#define ENDFILE_SPEC "%{p:_etext.o%s}%{!p:initn.o%s}"
#ifndef CPP_SPEC
/* Override the svr3 versions. */ # define CPP_SPEC "%(cpp_cpu) %(cpp_os_lynx)"
#endif
#undef WCHAR_TYPE
#define WCHAR_TYPE "int" #ifndef LIB_SPEC
# define LIB_SPEC "%(lib_os_lynx)"
#undef PTRDIFF_TYPE #endif
#define PTRDIFF_TYPE "long int"
#ifndef LINK_SPEC
/* We want to output DBX (stabs) debugging information normally. */ # define LINK_SPEC "%(link_os_lynx)"
#endif
#define DBX_DEBUGGING_INFO 1
#undef PREFERRED_DEBUGGING_TYPE #ifndef STARTFILE_SPEC
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG # define STARTFILE_SPEC "%(startfile_os_lynx)"
#endif
/* It is convenient to be able to generate standard coff debugging
if requested via -gcoff. */ #ifndef ENDFILE_SPEC
# define ENDFILE_SPEC "%(endfile_os_lynx)"
#define SDB_DEBUGGING_INFO 1 #endif
/* Be function-relative for block and source line stab directives. */ #ifndef CPP_OS_LYNX_SPEC
# define CPP_OS_LYNX_SPEC \
#define DBX_BLOCKS_FUNCTION_RELATIVE 1 "%{mthreads: \
%{mlegacy-threads: \
/* but, to make this work, functions must appear prior to line info */ %eCannot use mthreads and mlegacy-threads together.}} \
%{mthreads: -D_MULTITHREADED} \
#define DBX_FUNCTION_FIRST %{mlegacy-threads: -D_THREADS_POSIX4ad4} \
-Asystem=lynx -Asystem=unix -D__Lynx__ -D__unix__"
/* Generate a blank trailing N_SO to mark the end of the .o file, since #endif
we can't depend upon the linker to mark .o file boundaries with
embedded stabs. */ #ifndef LIB_OS_LYNX_SPEC
# define LIB_OS_LYNX_SPEC \
#define DBX_OUTPUT_MAIN_SOURCE_FILE_END(FILE, FILENAME) \ "%{mlegacy-threads:-lposix-pre1c} -lm -lc"
fprintf (FILE, \ #endif
"\t.text\n\t.stabs \"\",%d,0,0,Letext\nLetext:\n", N_SO)
/* We link static executables for LynxOS by default unless -mshared is
#undef ASM_OUTPUT_SOURCE_LINE used when linking an executable. Along the same line, we link to
#define ASM_OUTPUT_SOURCE_LINE(file, line, counter) \ shared libraries when linking a shared object by default unless
{ fprintf (file, ".stabn 68,0,%d,.LM%d-", \ -static is used.
line, counter); \
assemble_name (file, \ We have to pass in our -L options here otherwise the translated
XSTR (XEXP (DECL_RTL (current_function_decl), 0), 0)); \ startfile directories (%D) will take priority over this.
fprintf (file, "\n.LM%d:\n", counter); } Furthermore since we have to pass in -L options here we have to
make sure that -L options provided by the user take priority over
/* Handle #pragma pack and sometimes #pragma weak. */ everything we specify. */
#define HANDLE_SYSV_PRAGMA 1 #ifndef LINK_OS_LYNX_SPEC
# define LINK_OS_LYNX_SPEC \
/* Some additional command-line options. */ "%{shared} %{static} \
%{mshared: %{static: %eCannot use mshared and static together.}} \
#define TARGET_THREADS (target_flags & MASK_THREADS) %{!mshared: %{!shared: %{!static: -static}}} \
#define MASK_THREADS 0x40000000 %{L*} \
%{mthreads: \
#define TARGET_POSIX (target_flags & MASK_POSIX) %{mshared: -L/lib/thread/shlib -rpath /lib/thread/shlib} \
#define MASK_POSIX 0x20000000 %{shared: \
%{!static: -L/lib/thread/shlib -rpath /lib/thread/shlib} \
#define TARGET_SYSTEM_V (target_flags & MASK_SYSTEM_V) %{!mshared: -L/lib/thread}} \
#define MASK_SYSTEM_V 0x10000000 %{shared: %{static: -L/lib/thread}}} \
%{!mthreads: \
#undef SUBTARGET_SWITCHES %{mshared: -L/lib/shlib -rpath /lib/shlib} \
#define SUBTARGET_SWITCHES \ %{shared: -L/lib/shlib -rpath /lib/shlib}} \
{"threads", MASK_THREADS}, \ %{mlegacy-threads:-lposix-pre1c} -lm -lc"
{"posix", MASK_POSIX}, \ #endif
{"system-v", MASK_SYSTEM_V},
#ifndef STARTFILE_OS_LYNX_SPEC
#undef SUBTARGET_OVERRIDE_OPTIONS # define STARTFILE_OS_LYNX_SPEC \
#define SUBTARGET_OVERRIDE_OPTIONS \ "%{!shared: \
do { \ %{!mthreads: \
if (TARGET_SYSTEM_V && profile_flag) \ %{p:gcrt1.o%s} %{pg:gcrt1.o%s} \
warning ("-msystem-v and -p are incompatible"); \ %{!p:%{!pg:crt1.o%s}}} \
if (TARGET_SYSTEM_V && TARGET_THREADS) \ %{mthreads: \
warning ("-msystem-v and -mthreads are incompatible"); \ %{p:thread/gcrt1.o%s} %{pg:thread/gcrt1.o%s} \
} while (0) %{!p:%{!pg:thread/crt1.o%s }}}}\
%{mthreads: thread/crti.o%s} %{!mthreads: crti.o%s} \
/* Since init.o et al put all sorts of stuff into the init section, %{!shared: crtbegin.o%s} \
we can't use the standard init section support in crtbegin.o. */ %{shared: crtbeginS.o%s}"
#endif
#undef INIT_SECTION_ASM_OP
#ifndef ENDFILE_OS_LYNX_SPEC
#undef EXTRA_SECTIONS # define ENDFILE_OS_LYNX_SPEC \
#define EXTRA_SECTIONS in_fini "%{!shared: crtend.o%s} \
%{shared: crtendS.o%s} \
#undef EXTRA_SECTION_FUNCTIONS %{mthreads: thread/crtn.o%s} %{!mthreads: crtn.o%s}"
#define EXTRA_SECTION_FUNCTIONS \ #endif
FINI_SECTION_FUNCTION
/* Because of the %{m*} in cc1_options these options get substituted
#undef CTORS_SECTION_ASM_OP for cc1. We ignore them here. */
#define CTORS_SECTION_ASM_OP "\t.section\t.ctors"
#undef DTORS_SECTION_ASM_OP #ifndef SUBTARGET_OS_LYNX_SWITCHES
#define DTORS_SECTION_ASM_OP "\t.section\t.dtors" # define SUBTARGET_OS_LYNX_SWITCHES \
{ "shared", 0, N_("Use shared libraries") }, \
#undef DO_GLOBAL_CTORS_BODY { "threads", 0, N_("Support multi-threading") }, \
#undef DO_GLOBAL_DTORS_BODY { "legacy-threads", 0, N_("Support legacy multi-threading") },
#endif
/* LynxOS doesn't have mcount. */
#undef FUNCTION_PROFILER #ifndef SUBTARGET_SWITCHES
#define FUNCTION_PROFILER(file, profile_label_no) # define SUBTARGET_SWITCHES SUBTARGET_OS_LYNX_SWITCHES
#endif
/* Define the actual types of some ANSI-mandated types. */
#ifndef SIZE_TYPE
# define SIZE_TYPE "unsigned int"
#endif
#ifndef PTRDIFF_TYPE
# define PTRDIFF_TYPE "int"
#endif
#ifndef WCHAR_TYPE
# define WCHAR_TYPE "long int"
#endif
#ifndef WCHAR_TYPE_SIZE
# define WCHAR_TYPE_SIZE BITS_PER_WORD
#endif
/* Define ASM_OUTPUT_ALIGN to use the .balign directive rather that
the .align directive with GAS. */
#ifndef ASM_OUTPUT_ALIGN
# define ASM_OUTPUT_ALIGN(FILE, LOG) \
do \
{ \
if ((LOG) != 0) \
fprintf ((FILE), "\t.balign %d\n", 1 << (LOG)); \
} \
while (0)
#endif
/* Keep the *_DEBUGGING_INFO defines from elfos.h except that stabs is
the default on LynxOS. */
#ifndef PREFERRED_DEBUGGING_TYPE
# define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
#endif
/* We have C++ support in our system headers. */
#ifndef NO_IMPLICIT_EXTERN_C
# define NO_IMPLICIT_EXTERN_C
#endif
#ifndef TARGET_HAS_F_SETLKW
# define TARGET_HAS_F_SETLKW
#endif
gcc/config/rs6000/lynx.h
/* Definitions for Rs6000 running LynxOS. /* Definitions for Rs6000 running LynxOS.
Copyright (C) 1995, 1996, 2000, 2002, 2003 Free Software Foundation, Inc. Copyright (C) 1995, 1996, 2000, 2002, 2003, 2004
Free Software Foundation, Inc.
Contributed by David Henkel-Wallace, Cygnus Support (gumby@cygnus.com) Contributed by David Henkel-Wallace, Cygnus Support (gumby@cygnus.com)
Rewritten by Adam Nemet, LynuxWorks Inc.
This file is part of GCC. This file is part of GCC.
...@@ -19,69 +21,91 @@ ...@@ -19,69 +21,91 @@
Free Software Foundation, 59 Temple Place - Suite 330, Boston, Free Software Foundation, 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA. */ MA 02111-1307, USA. */
/* Print subsidiary information on the compiler version in use. */ /* Override the definition in sysv4.h. */
#define TARGET_VERSION fprintf (stderr, " (LynxOS-RS/6000)");
#undef TARGET_VERSION
/* LynxOS has signed chars, regardless of what most R/S 6000 systems do */ #define TARGET_VERSION fputs (" (PowerPC/LynxOS)", stderr);
#undef DEFAULT_SIGNED_CHAR
#define DEFAULT_SIGNED_CHAR 1 /* Undefine the definition to enable the LynxOS default from the
top-level lynx.h. */
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS() \ #undef SUBTARGET_EXTRA_SPECS
do \
{ \ /* Get rid off the spec definitions from rs6000/sysv4.h. */
builtin_assert ("cpu=rs6000"); \
builtin_assert ("machine=rs6000"); \
builtin_assert ("system=lynx"); \
builtin_assert ("system=unix"); \
builtin_define_std ("Lynx"); \
builtin_define ("_IBMR2"); \
builtin_define_std ("unix"); \
builtin_define_std ("rs6000"); \
builtin_define_std ("lynx"); \
builtin_define_std ("LYNX"); \
} \
while (0)
#undef LINK_SPEC #undef CPP_SPEC
#define LINK_SPEC "-T0x10001000 -H0x1000 -D0x20000000 -btextro -bhalt:4 -bnodelcsect -bnso -bro -bnoglink %{v} %{b*}" #define CPP_SPEC \
"%{msoft-float: -D_SOFT_FLOAT} \
%(cpp_cpu) \
%(cpp_os_lynx)"
#undef LIB_SPEC /* LynxOS only supports big-endian on PPC so we override the
#define LIB_SPEC "%{mthreads:-L/lib/thread/} \ definition from sysv4.h. Since the LynxOS 4.0 compiler was set to
%{msystem-v:-lc_v -lm.v} \ return every structure in memory regardless of their size we have
%{!msystem-v:%{mposix:-lc_p} -lc -lm}" to emulate the same behavior here with disabling the SVR4 structure
returning. */
#undef STARTFILE_SPEC #undef CC1_SPEC
#define STARTFILE_SPEC "%{p:%{mthreads:thread/pinit.o%s}%{!mthreads:pinit.o%s}}%{!p:%{msystem-v:vinit.o%s -e_start}%{!msystem-v:%{mthreads:thread/init.o%s}%{!mthreads:init.o%s}}}" #define CC1_SPEC \
"%{G*} %{mno-sdata:-msdata=none} \
%{maltivec:-mabi=altivec} \
-mno-svr4-struct-return"
#undef ASM_SPEC
#define ASM_SPEC \
"%(asm_cpu) \
%{.s: %{mregnames} %{mno-regnames}} \
%{.S: %{mregnames} %{mno-regnames}}"
#undef STARTFILE_SPEC
#undef ENDFILE_SPEC #undef ENDFILE_SPEC
#undef LIB_SPEC
#undef LINK_SPEC
#define LINK_SPEC \
"%{!msdata=none:%{G*}} %{msdata=none:-G0} \
%(link_os_lynx)"
/* Override the definition from sysv4.h. */
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
builtin_define ("__BIG_ENDIAN__"); \
builtin_define ("__powerpc__"); \
builtin_assert ("cpu=powerpc"); \
builtin_assert ("machine=powerpc"); \
builtin_define ("__PPC__"); \
} \
while (0)
/* Override the rs6000.h definition. */
#undef ASM_APP_ON
#define ASM_APP_ON "#APP\n"
/* Override the rs6000.h definition. */
#undef ASM_APP_OFF
#define ASM_APP_OFF "#NO_APP\n"
#undef EXTRA_SUBTARGET_SWITCHES
#define EXTRA_SUBTARGET_SWITCHES SUBTARGET_OS_LYNX_SWITCHES
/* LynxOS does not do anything with .fixup plus let's not create
writable section for linkonce.r and linkonce.t. */
#undef RELOCATABLE_NEEDS_FIXUP
/* Override these from rs6000.h with the generic definition. */
#undef SIZE_TYPE
#undef ASM_OUTPUT_ALIGN
#undef PREFERRED_DEBUGGING_TYPE
/* The file rs6000.c defines TARGET_HAVE_TLS unconditionally to the
value of HAVE_AS_TLS. HAVE_AS_TLS is true as gas support for TLS
is detected by configure. Override the definition to false. */
/* This can become more refined as we have more powerpc options. */ #undef HAVE_AS_TLS
#undef ASM_SPEC #define HAVE_AS_TLS 0
#define ASM_SPEC "-u %(asm_cpu)"
#undef SUBTARGET_SWITCHES
#define SUBTARGET_SWITCHES \
{"threads", MASK_THREADS}, \
{"posix", MASK_POSIX}, \
{"system-v", MASK_SYSTEM_V},
#undef SUBTARGET_OVERRIDE_OPTIONS
#define SUBTARGET_OVERRIDE_OPTIONS \
do { \
if (TARGET_SYSTEM_V && profile_flag) \
warning ("-msystem-v and -p are incompatible"); \
if (TARGET_SYSTEM_V && TARGET_THREADS) \
warning ("-msystem-v and -mthreads are incompatible"); \
} while (0)
/* For collect2 */
#define OBJECT_FORMAT_NONE
#undef OBJECT_FORMAT_COFF
#undef MD_EXEC_PREFIX
#undef REAL_LD_FILE_NAME
#undef REAL_STRIP_FILE_NAME
/* LynxOS doesn't have mcount. */
#undef FUNCTION_PROFILER
#define FUNCTION_PROFILER(file, profile_label_no)
gcc/config/rs6000/lynxbase.h deleted 100644 → 0
/* Definitions for Rs6000 running LynxOS.
Copyright (C) 2003 Free Software Foundation, Inc.
Contributed by David Henkel-Wallace, Cygnus Support (gumby@cygnus.com)
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. */
/* Definitions we want to override with those from rs6000.h: */
#undef LIB_SPEC
#undef PTRDIFF_TYPE
#undef SIZE_TYPE
#undef WCHAR_TYPE
#undef WCHAR_TYPE_SIZE
#undef EXTRA_SECTIONS
#undef READONLY_DATA_SECTION
#undef READONLY_DATA_SECTION_ASM_OP
#undef EXTRA_SECTION_FUNCTIONS
#undef TARGET_ASM_SELECT_RTX_SECTION
#undef TARGET_ASM_SELECT_SECTION
#undef USER_LABEL_PREFIX
#undef ASM_OUTPUT_LABELREF
#undef ASM_GENERATE_INTERNAL_LABEL
#undef ASM_OUTPUT_COMMON
#undef ASM_OUTPUT_LOCAL
#undef SDB_DEBUGGING_INFO
#undef DBX_DEBUGGING_INFO
#undef PREFERRED_DEBUGGING_TYPE
#undef FUNCTION_PROFILER
#undef SUBTARGET_SWITCHES
gcc/config/rs6000/t-lynx 0 → 100644
LIB2FUNCS_EXTRA = tramp.S
tramp.S: $(srcdir)/config/rs6000/tramp.asm
cat $(srcdir)/config/rs6000/tramp.asm > tramp.S
FPBIT = fp-bit.c
DPBIT = dp-bit.c
dp-bit.c: $(srcdir)/config/fp-bit.c
cat $(srcdir)/config/fp-bit.c > dp-bit.c
fp-bit.c: $(srcdir)/config/fp-bit.c
echo '#define FLOAT' > fp-bit.c
cat $(srcdir)/config/fp-bit.c >> fp-bit.c
LIBGCC = stmp-multilib
INSTALL_LIBGCC = install-multilib
MULTILIB_OPTIONS += msoft-float
MULTILIB_DIRNAMES += soft-float
MULTILIB_OPTIONS += maltivec
MULTILIB_DIRNAMES += altivec
MULTILIB_EXCEPTIONS = *msoft-float/*maltivec*
EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o
# If .sdata is enabled __CTOR_{LIST,END}__ go into .sdata instead of
# .ctors.
CRTSTUFF_T_CFLAGS = -mno-sdata
# Compile crtbeginS.o and crtendS.o with pic.
CRTSTUFF_T_CFLAGS_S = -fPIC -mno-sdata
Local Variables:
mode: makefile
End:
gcc/config/t-lynx 0 → 100644
# Compile crtbeginS.o and crtendS.o with pic.
CRTSTUFF_T_CFLAGS_S = -fPIC
# Compile libgcc2.a with pic.
TARGET_LIBGCC2_CFLAGS = -fPIC
MULTILIB_OPTIONS = mthreads
MULTILIB_DIRNAMES = thread
LIBGCC = stmp-multilib
INSTALL_LIBGCC = install-multilib
Local Variables:
mode: makefile
End:
gcc/doc/install.texi
...@@ -790,7 +790,6 @@ whether you use the GNU assembler. On any other system, ...@@ -790,7 +790,6 @@ whether you use the GNU assembler. On any other system,
@item @samp{m68k-hp-hpux} @item @samp{m68k-hp-hpux}
@item @samp{m68000-hp-hpux} @item @samp{m68000-hp-hpux}
@item @samp{m68000-att-sysv} @item @samp{m68000-att-sysv}
@item @samp{@var{any}-lynx-lynxos}
@item @samp{mips-@var{any}} @item @samp{mips-@var{any}}
@item @samp{sparc-sun-solaris2.@var{any}} @item @samp{sparc-sun-solaris2.@var{any}}
@item @samp{sparc64-@var{any}-solaris2.@var{any}} @item @samp{sparc64-@var{any}-solaris2.@var{any}}
......
gcc/gthr-lynx.h 0 → 100644
/* Threads compatibility routines for libgcc2 and libobjc for
LynxOS. */
/* Compile this one with gcc. */
/* Copyright (C) 2004 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. */
/* As a special exception, if you link this library with other files,
some of which are compiled with GCC, to produce an executable,
this library does not by itself cause the resulting executable
to be covered by the GNU General Public License.
This exception does not however invalidate any other reasons why
the executable file might be covered by the GNU General Public License. */
#ifndef GCC_GTHR_LYNX_H
#define GCC_GTHR_LYNX_H
#ifdef _MULTITHREADED
/* Using the macro version of pthread_setspecific leads to a
compilation error. Instead we have two choices either kill all
macros in pthread.h with defining _POSIX_THREADS_CALLS or undefine
individual macros where we should fall back on the function
implementation. We choose the second approach. */
#include <pthread.h>
#undef pthread_setspecific
/* When using static libc on LynxOS, we cannot define pthread_create
weak. If the multi-threaded application includes iostream.h,
gthr-posix.h is included and pthread_create will be defined weak.
If pthead_create is weak its defining module in libc is not
necessarly included in the link and the symbol is resolved to zero.
Therefore the first call to it will crash.
Since -mthreads is a multilib switch on LynxOS we know that at this
point we are compiling for multi-threaded. Omitting the weak
definitions at this point should have no effect. */
#undef GTHREAD_USE_WEAK
#define GTHREAD_USE_WEAK 0
#include "gthr-posix.h"
#else
#include "gthr-single.h"
#endif
#endif /* GCC_GTHR_LYNX_H */
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