diff options
Diffstat (limited to 'packages/gcc/5.5.0/0016-xtensa-add-uclinux-support.patch')
| -rw-r--r-- | packages/gcc/5.5.0/0016-xtensa-add-uclinux-support.patch | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/packages/gcc/5.5.0/0016-xtensa-add-uclinux-support.patch b/packages/gcc/5.5.0/0016-xtensa-add-uclinux-support.patch new file mode 100644 index 00000000..b9476b23 --- /dev/null +++ b/packages/gcc/5.5.0/0016-xtensa-add-uclinux-support.patch @@ -0,0 +1,161 @@ +From 70c2cb98fb129b4766b5da0f945dc41fd568c77a Mon Sep 17 00:00:00 2001 +From: Max Filippov <jcmvbkbc@gmail.com> +Date: Sat, 22 Aug 2015 08:44:26 +0300 +Subject: [PATCH] xtensa: add uclinux support + +2015-10-03 Max Filippov <jcmvbkbc@gmail.com> +gcc/ + * config.gcc (xtensa*-*-uclinux*): New configuration. + * config/xtensa/uclinux.h: New file. + * config/xtensa/uclinux.opt: New file. + +libgcc/ + * config.host (xtensa*-*-uclinux*): New configuration. + +Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> +--- +Backported from: r228450 + + gcc/config.gcc | 5 +++ + gcc/config/xtensa/uclinux.h | 69 ++++++++++++++++++++++++++++++++++++++++++ + gcc/config/xtensa/uclinux.opt | 32 +++++++++++++++++++ + libgcc/config.host | 5 +++ + 4 files changed, 111 insertions(+) + create mode 100644 gcc/config/xtensa/uclinux.h + create mode 100644 gcc/config/xtensa/uclinux.opt + +--- a/gcc/config.gcc ++++ b/gcc/config.gcc +@@ -2971,6 +2971,11 @@ + tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h xtensa/linux.h" + tmake_file="${tmake_file} xtensa/t-xtensa" + ;; ++xtensa*-*-uclinux*) ++ tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h xtensa/uclinux.h" ++ tmake_file="${tmake_file} xtensa/t-xtensa" ++ extra_options="${extra_options} xtensa/uclinux.opt" ++ ;; + am33_2.0-*-linux*) + tm_file="mn10300/mn10300.h dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h mn10300/linux.h" + gas=yes gnu_ld=yes +--- /dev/null ++++ b/gcc/config/xtensa/uclinux.h +@@ -0,0 +1,69 @@ ++/* Xtensa uClinux configuration. ++ Derived from the configuration for GCC for Intel i386 running Linux. ++ Copyright (C) 2001-2015 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 \ ++ { \ ++ GNU_USER_TARGET_OS_CPP_BUILTINS (); \ ++ builtin_define ("__uClinux__"); \ ++ } \ ++ while (0) ++ ++#undef SUBTARGET_CPP_SPEC ++#define SUBTARGET_CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}" ++ ++#undef SIZE_TYPE ++#define SIZE_TYPE "unsigned int" ++ ++#undef PTRDIFF_TYPE ++#define PTRDIFF_TYPE "int" ++ ++#undef WCHAR_TYPE ++#define WCHAR_TYPE "long int" ++ ++#undef WCHAR_TYPE_SIZE ++#define WCHAR_TYPE_SIZE 32 ++ ++#undef ASM_SPEC ++#define ASM_SPEC \ ++ "%{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} \ ++ %{mauto-litpools:--auto-litpools} \ ++ %{mno-auto-litpools:--no-auto-litpools}" ++ ++#undef LINK_SPEC ++#define LINK_SPEC "%{!no-elf2flt:%{!elf2flt*:-elf2flt}}" ++ ++#undef LOCAL_LABEL_PREFIX ++#define LOCAL_LABEL_PREFIX "." ++ ++/* Always enable "-fpic" for Xtensa Linux. */ ++#define XTENSA_ALWAYS_PIC 1 ++ ++#undef TARGET_LIBC_HAS_FUNCTION ++#define TARGET_LIBC_HAS_FUNCTION no_c99_libc_has_function ++ ++#undef DBX_REGISTER_NUMBER ++ +--- /dev/null ++++ b/gcc/config/xtensa/uclinux.opt +@@ -0,0 +1,32 @@ ++; Xtensa uClinux options. ++ ++; Copyright (C) 2015 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/>. ++ ++; See the GCC internals manual (options.texi) for a description of ++; this file's format. ++ ++; Please try to keep this file in ASCII collating order. ++ ++elf2flt ++Driver ++ ++elf2flt= ++Driver JoinedOrMissing ++ ++; This comment is to ensure we retain the blank line above. +--- a/libgcc/config.host ++++ b/libgcc/config.host +@@ -1287,6 +1287,11 @@ + tmake_file="$tmake_file xtensa/t-xtensa xtensa/t-linux t-slibgcc-libgcc" + md_unwind_header=xtensa/linux-unwind.h + ;; ++xtensa*-*-uclinux*) ++ tmake_file="$tmake_file xtensa/t-xtensa xtensa/t-linux t-slibgcc-libgcc" ++ md_unwind_header=xtensa/linux-unwind.h ++ extra_parts="$extra_parts crtbeginS.o crtbeginT.o crtendS.o" ++ ;; + am33_2.0-*-linux*) + # Don't need crtbeginT.o from *-*-linux* default. + extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o" |