source: rtems/contrib/crossrpms/patches/gcc-core-4.6.1-rtems4.11-20110621.diff @ 8ca1cdbd

gcc/ChangeLog.rtems

@@ +1 @@
+2011-06-20      Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        * sparc/t-rtems: Reflect introduction of sparc/t-crtin.
+
+2011-05-20      Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+        * config.gcc (arm*-*-rtemseabi*): New target.
+        * config/arm/rtems-eabi.h: New.
+        * config/arm/t-rtems-eabi: New.
+
+2011-03-23      Joel Sherrill <joel.sherrill@oarcorp.com>
+
+        * config.gcc (sparc-*-rtems*, sparc64-*-rtems*):
+        Add sparc/t-rtems, crti.o crtn.o.
+        * config/sparc/t-rtems: New.
+
+2011-03-22      Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        * config.gcc (sparc64-rtems*): Remove sysv.h from tm_file.
+
+2011-02-20      Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        * config/rs6000/t-rtems: Add -mcpu=8540/-mfloat-gprs=double multilib.
+
+2011-02-20      Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        * config/rs6000/t-rtems: Remove -mcpu=601 multilib.
+        * config/rs6000/t-rtems: Remove -Dmpc8260 multilib.
+        * config/rs6000/rtems.h: Allow --float-gprs=... to override grps on
+        E500 targets.
+
+2010-05-19  Joel Sherrill <joel.sherrill@oarcorp.com>
+
+        * config.gcc (sparc64-*-rtems*): New target.
+        * config/sparc/sp64-rtemself.h: New file.
+
+2010-04-19      Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        * ginclude/stddef.h: Define _MACHINE_ANSI_H_ if _X86_64_ANSI_H_ is 
+        defined (Used by amd64-*-netbsdelf5.*).
+
+2010-04-18      Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        * ginclude/stddef.h: Define _MACHINE_ANSI_H_ if _I386_ANSI_H_ is 
+        defined (Used by i386-*-netbsdelf5.*).
+
+2010-03-15      Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        Patch from Thomas Doerfler <Thomas.Doerfler@embedded-brains.de>:
+        * config/arm/rtems-elf.h, config/arm/t-rtems: Add optional support
+        for vfp FPU model
+
+2009-11-04      Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        * config/m32c/rtems.h, config/m68k/rtemself.h,
+        config/m68k/rtemself.h, config/sh/rtemself.h,
+        config/sparc/rtemself.h: Undef WCHAR_TYPE_SIZE, WCHAR_TYPE. 
+        (Resets WCHAR_TYPE's to defaults. Prevents broken GCC tm_files 
+        to interfere and cause wchar_t/wint_t incompatibilities).
+
+2009-10-15      Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        * config/avr/t-rtems: Don't build _exit.
+
+                Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        * config/rs6000/rtems.h: Support for custom RTEMS multilibs.
+        Support TARGET_E500.
+        * config/rs6000/t-rtems: Custom RTEMS multilibs. 
+
+                Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        * config/mips/elf.h: Remove NO_IMPLICIT_EXTERN_C.
+        

gcc/config/arm/rtems-eabi.h

@@ +1 @@
+/* Definitions for RTEMS based ARM systems using EABI
+   Copyright (C) 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/>.  */
+
+/* Run-time Target Specification.  */
+#undef TARGET_VERSION
+#define TARGET_VERSION  fputs (" (ARM/EABI RTEMS)", stderr);
+
+#define HAS_INIT_SECTION
+
+#undef TARGET_OS_CPP_BUILTINS
+#define TARGET_OS_CPP_BUILTINS()                \
+    do {                                        \
+        builtin_define ("__rtems__");           \
+        builtin_define ("__USE_INIT_FINI__");   \
+        builtin_assert ("system=rtems");        \
+        TARGET_BPABI_CPP_BUILTINS();            \
+    } while (0)

gcc/config/arm/rtems-elf.h

@@ -36 +36 @@
  */
 #undef SUBTARGET_EXTRA_ASM_SPEC
 #define SUBTARGET_EXTRA_ASM_SPEC "\
-  %{!mhard-float: %{!msoft-float:-mfpu=softfpa}}"
+  %{!mhard-float: %{!mfpu=vfp: %{!msoft-float:-mfpu=softfpa}}}"
 
 /*
  *  The default includes --start-group and --end-group which conflicts

gcc/config/arm/t-rtems

@@ -5 +5 @@
 MULTILIB_EXCEPTIONS  = 
 MULTILIB_MATCHES     = marm=mno-thumb
 
-MULTILIB_OPTIONS    += msoft-float/mhard-float
-MULTILIB_DIRNAMES   += soft fpu
-MULTILIB_EXCEPTIONS += *mthumb/*mhard-float*
+MULTILIB_OPTIONS    += mhard-float/mfloat-abi=softfp
+MULTILIB_DIRNAMES   += fpu softfp
+MULTILIB_EXCEPTIONS += *mthumb*/*mhard-float* *mthumb*/*mfloat-abi=softfp*
+MULTILIB_MATCHES     =
+
+MULTILIB_OPTIONS    += mfpu=vfp
+MULTILIB_DIRNAMES   += vfp
+MULTILIB_EXCEPTIONS += *mhard-float*/*mfpu=vfp* *marm*/*mfloat-abi=softfp*/*mfpu=fpa*
+MULTILIB_EXCLUSIONS += !mthumb/mfloat-abi=softfp/!mfpu=vfp
+
+# default float model is fpa, so don't create a explicit copy of it
+MULTILIB_EXCEPTIONS += *marm*/*mfpa*
+
+# permutations of the options which are useful (+) or make no sense (-),
+# defaults are in brackets:
+# + (arm/soft/fpa)
+# + (arm/soft)/vfp
+# - (arm)/softfp(/fpa)
+# + (arm)/softfp/vfp
+# + (arm)/hard-float(/fpa)
+# - (arm)/hard-float/vfp
+# + thumb/(soft/fpa)
+# + thumb/(soft/)vfp
+# - thumb/softfp/fpa
+# - thumb/softfp/vfp
+# - thumb/hard-float/fpa
+# - thumb/hard-float/vfp
+
+# subdirs to be used for multilibs and their respective options:
+#/thumb/vfp  -> thumb/soft/vfp
+#/thumb/fpa  -> thumb/soft/fpa
+#/thumb      -> thumb/soft/fpa
+#/vfp        -> arm/soft/vfp
+#/softfp/vfp -> arm/softfp/cfp
+#/fpu/fpa    -> arm/hard/fpa
+#/fpu        -> arm/hard/fpa
+#/fpa        -> arm/soft/fpa
+#.           -> arm/soft/fpa

gcc/config/arm/t-rtems-eabi

@@ +1 @@
+# Custom RTEMS EABI multilibs
+
+MULTILIB_OPTIONS    = mthumb march=armv6-m/march=armv7/march=armv7-m
+MULTILIB_DIRNAMES   = thumb armv6-m armv7 armv7-m
+MULTILIB_EXCEPTIONS = march=armv6-m march=armv7 march=armv7-m
+MULTILIB_MATCHES    = marm=mno-thumb

gcc/config/avr/t-rtems

@@ -1 +1 @@
 # Multilibs for avr RTEMS targets.
 
-# ATM, this is just a stub
+# RTEMS uses _exit from newlib
+LIB1ASMFUNCS := $(filter-out _exit,$(LIB1ASMFUNCS))

gcc/config/m32c/rtems.h

@@ -29 +29 @@
     }                                           \
   while (0)
 
-/* Use the default */
+/* Use the defaults */
 #undef LINK_GCC_C_SEQUENCE_SPEC
+
+#undef WCHAR_TYPE
+
+#undef WCHAR_TYPE_SIZE

gcc/config/m68k/rtemself.h

@@ -31 +31 @@
         builtin_assert ("system=rtems");        \
     }                                           \
   while (0)
+
+/* Use the defaults */
+#undef WCHAR_TYPE
+
+#undef WCHAR_TYPE_SIZE

gcc/config/mips/elf.h

@@ -47 +47 @@
 
 #undef  ENDFILE_SPEC
 #define ENDFILE_SPEC "crtend%O%s crtn%O%s"
-
-#define NO_IMPLICIT_EXTERN_C 1

gcc/config/rs6000/rtems.h

@@ -49 +49 @@
 %{mcpu=604:  %{!Dppc*: %{!Dmpc*: -Dmpc604}  } } \
 %{mcpu=750:  %{!Dppc*: %{!Dmpc*: -Dmpc750}  } } \
 %{mcpu=821:  %{!Dppc*: %{!Dmpc*: -Dmpc821}  } } \
-%{mcpu=860:  %{!Dppc*: %{!Dmpc*: -Dmpc860}  } }" 
+%{mcpu=860:  %{!Dppc*: %{!Dmpc*: -Dmpc860}  } } \
+%{mcpu=8540: %{!Dppc*: %{!Dmpc*: -Dppc8540}  } }" 
 
 #undef  SUBSUBTARGET_EXTRA_SPECS
 #define SUBSUBTARGET_EXTRA_SPECS \
   { "cpp_os_rtems",             CPP_OS_RTEMS_SPEC }
+
+#undef SUBSUBTARGET_OVERRIDE_OPTIONS
+#define SUBSUBTARGET_OVERRIDE_OPTIONS                   \
+  do {                                                  \
+    if (TARGET_E500)                                    \
+      {                                                 \
+        if (!rs6000_explicit_options.float_gprs)        \
+          rs6000_float_gprs = 1;                        \
+      }                                                 \
+  } while(0)
+
+#undef WCHAR_TYPE
+
+#undef WCHAR_TYPE_SIZE

gcc/config/rs6000/t-rtems

@@ -19 +19 @@
 # <http://www.gnu.org/licenses/>.
 
 MULTILIB_OPTIONS        = \
-mcpu=403/mcpu=505/mcpu=601/mcpu=603e/mcpu=604/mcpu=860/mcpu=7400 \
-Dmpc8260 \
-msoft-float
+mcpu=403/mcpu=505/mcpu=603e/mcpu=604/mcpu=860/mcpu=7400/mcpu=8540 \
+msoft-float/mfloat-gprs=double
 
 MULTILIB_DIRNAMES       = \
-m403 m505 m601 m603e m604 m860 m7400 \
-mpc8260 \
-nof
+m403 m505 m603e m604 m860 m7400 m8540 \
+nof gprsdouble
 
 # MULTILIB_MATCHES      = ${MULTILIB_MATCHES_FLOAT}
 MULTILIB_MATCHES        =
@@ -47 +45 @@
 # Map 750 to .
 MULTILIB_MATCHES        += mcpu?750=
 
+# Map 8548 to 8540
+MULTILIB_MATCHES        += mcpu?8540=mcpu?8548
+
+# Map -mcpu=8540 -mfloat-gprs=single to -mcpu=8540
+# (mfloat-gprs=single is implicit default)
+MULTILIB_MATCHES        += mcpu?8540=mcpu?8540/mfloat-gprs?single
+
 # Soft-float only, default implies msoft-float
 # NOTE: Must match with MULTILIB_MATCHES_FLOAT and MULTILIB_MATCHES
 MULTILIB_SOFTFLOAT_ONLY = \
@@ -62 +67 @@
 MULTILIB_HARDFLOAT_ONLY = \
 *mcpu=505/*msoft-float*
 
+# Targets which do not support gprs
+MULTILIB_NOGPRS = \
+mfloat-gprs=* \
+*mcpu=403/*mfloat-gprs=* \
+*mcpu=505/*mfloat-gprs=* \
+*mcpu=603e/*mfloat-gprs=* \
+*mcpu=604/*mfloat-gprs=* \
+*mcpu=860/*mfloat-gprs=* \
+*mcpu=7400/*mfloat-gprs=*
+
 MULTILIB_EXCEPTIONS =
 
 # Disallow -Dppc and -Dmpc without other options
@@ -69 +84 @@
 
 MULTILIB_EXCEPTIONS     += \
 ${MULTILIB_SOFTFLOAT_ONLY} \
-${MULTILIB_HARDFLOAT_ONLY}
+${MULTILIB_HARDFLOAT_ONLY} \
+${MULTILIB_NOGPRS}
 
 # Special rules
 # Take out all variants we don't want
-MULTILIB_EXCEPTIONS += *mcpu=403/Dmpc*
-MULTILIB_EXCEPTIONS += *mcpu=505/Dmpc*
-MULTILIB_EXCEPTIONS += *mcpu=601/Dmpc*
-MULTILIB_EXCEPTIONS += *mcpu=604/Dmpc*
-MULTILIB_EXCEPTIONS += *mcpu=750/Dmpc*
-MULTILIB_EXCEPTIONS += *mcpu=860/Dmpc*
-MULTILIB_EXCEPTIONS += *mcpu=7400/Dmpc*

gcc/config/sh/rtemself.h

@@ -24 +24 @@
   builtin_define( "__rtems__" );                \
   builtin_assert( "system=rtems" );             \
 } while (0)
+
+/* Use the defaults */
+#undef WCHAR_TYPE
+
+#undef WCHAR_TYPE_SIZE

gcc/config/sparc/rtemself.h

@@ -29 +29 @@
     }                                           \
   while (0)
 
-/* Use the default */
+/* Use the defaults */
 #undef LINK_GCC_C_SEQUENCE_SPEC
+
+#undef WCHAR_TYPE
+
+#undef WCHAR_TYPE_SIZE

gcc/config/sparc/sp64-rtemself.h

@@ +1 @@
+/* Definitions for rtems targeting a SPARC64 using ELF.
+   Copyright (C) 2010 Free Software Foundation, Inc.
+   Contributed by Joel Sherrill (joel@OARcorp.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 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/>.  */
+
+/* Target OS builtins.  */
+#undef TARGET_OS_CPP_BUILTINS
+#define TARGET_OS_CPP_BUILTINS()                \
+  do                                            \
+    {                                           \
+        builtin_define ("__rtems__");           \
+        builtin_define ("__USE_INIT_FINI__");   \
+        builtin_assert ("system=rtems");        \
+    }                                           \
+  while (0)
+
+/* Use the default */
+#undef LINK_GCC_C_SEQUENCE_SPEC
+
+/* we are not svr4 */
+#undef CPP_SUBTARGET_SPEC
+#define CPP_SUBTARGET_SPEC ""

gcc/config/sparc/t-rtems

@@ +1 @@
+# Copyright (C) 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/>.
+#

gcc/config.gcc

@@ -894 +894 @@
         tm_file="${tm_file} arm/aout.h arm/arm.h"
         tmake_file="${tmake_file} arm/t-arm-softfp soft-fp/t-softfp"
         ;;
+arm*-*-rtemseabi*)
+        need_64bit_hwint=yes
+        default_use_cxa_atexit=yes
+        tm_file="dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/bpabi.h"
+        tm_file="${tm_file} ../../libgcc/config/arm/bpabi-lib.h"
+        tm_file="${tm_file} rtems.h arm/rtems-eabi.h newlib-stdint.h"
+        tm_file="${tm_file} arm/aout.h arm/arm.h"
+        tmake_file="arm/t-arm arm/t-arm-elf"
+        tmake_file="${tmake_file} arm/t-bpabi t-rtems arm/t-rtems-eabi"
+        tmake_file="${tmake_file} arm/t-arm-softfp soft-fp/t-softfp"
+        ;;
 arm*-*-rtems*)
         tm_file="dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h arm/rtems-elf.h rtems.h newlib-stdint.h"
         tmake_file="arm/t-arm arm/t-arm-elf t-rtems arm/t-rtems"
@@ -2527 +2538 @@
         ;;
 sparc-*-rtems*)
         tm_file="${tm_file} dbxelf.h elfos.h sparc/sysv4.h sparc/sp-elf.h sparc/rtemself.h rtems.h newlib-stdint.h"
-        tmake_file="sparc/t-elf sparc/t-crtin sparc/t-crtfm t-rtems"
-        extra_parts="crtbegin.o crtend.o"
+        tmake_file="sparc/t-elf sparc/t-crtin sparc/t-crtfm sparc/t-rtems t-rtems"
+        extra_parts="crtbegin.o crtend.o crtbegin.o crtend.o"
         ;;
 sparc-*-linux*)
         tm_file="${tm_file} dbxelf.h elfos.h sparc/sysv4.h gnu-user.h linux.h glibc-stdint.h"
@@ -2621 +2632 @@
 sparc64-*-rtems*)
         tm_file="${tm_file} dbxelf.h elfos.h newlib-stdint.h sparc/sysv4.h sparc/sp64-elf.h sparc/rtemself.h rtems.h"
         extra_options="${extra_options} sparc/little-endian.opt"
-        tmake_file="${tmake_file} sparc/t-crtin sparc/t-crtfm t-rtems"
-        extra_parts="crtbegin.o crtend.o"
+        tmake_file="${tmake_file} sparc/t-crtin sparc/t-crtfm sparc/t-rtems t-rtems"
+        extra_parts="crtbegin.o crtend.o crtbegin.o crtend.o"
         ;;
 sparc64-*-linux*)
         tm_file="sparc/biarch64.h ${tm_file} dbxelf.h elfos.h sparc/sysv4.h gnu-user.h linux.h glibc-stdint.h sparc/linux64.h"

gcc/ginclude/stddef.h

@@ -53 +53 @@
    one less case to deal with in the following.  */
 #if defined (__BSD_NET2__) || defined (____386BSD____) || (defined (__FreeBSD__) && (__FreeBSD__ < 5)) || defined(__NetBSD__)
 #include <machine/ansi.h>
+#if !defined(_MACHINE_ANSI_H_)
+#if defined(_I386_ANSI_H_) || defined(_X86_64_ANSI_H_)
+#define _MACHINE_ANSI_H_
 #endif
+#endif
+#endif
+
 /* On FreeBSD 5, machine/ansi.h does not exist anymore... */
 #if defined (__FreeBSD__) && (__FreeBSD__ >= 5)
 #include <sys/_types.h>

libgcc/ChangeLog.rtems

@@ +1 @@
+2010-08-17  Ralf Corsépius <ralf.corsepius@rtems.org>
+
+        1669/Tools, GCC-BZ 44793
+        * config.host (powerpc-*-rtems*): Add tmake_file.
+        Add extra_parts.

libgcc/config.host

@@ -483 +483 @@
         tmake_file="${tmake_file} rs6000/t-ppccomm"
         ;;
 powerpc-*-rtems*)
+        tmake_file="${tmake_file} rs6000/t-ppccomm t-softfp"
+        extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
         ;;
 powerpc-*-linux* | powerpc64-*-linux*)
         tmake_file="${tmake_file} rs6000/t-ppccomm rs6000/t-ldbl128 t-softfp"