summaryrefslogtreecommitdiff
path: root/patches/gcc/linaro-5.4-2017.01/874-xtensa-add-uclinux-support.patch
diff options
context:
space:
mode:
authorAlexey Neyman <stilor@att.net>2017-02-28 08:57:53 (GMT)
committerAlexey Neyman <stilor@att.net>2017-02-28 08:57:53 (GMT)
commit99283866cc84102f22324a751a2ba3afb9221cb6 (patch)
treeee8b04c33cf0797e985d0f5476d310e9abb8ba78 /patches/gcc/linaro-5.4-2017.01/874-xtensa-add-uclinux-support.patch
parent439cab379e169f505494376f55f1438d12de94fa (diff)
Add patches to Linaro GCC
Same as the base release as long as they applied. MUSL patches didn't, removed. Also, unobsolete Linaro GCC5 now that they rolled out a new release. Signed-off-by: Alexey Neyman <stilor@att.net>
Diffstat (limited to 'patches/gcc/linaro-5.4-2017.01/874-xtensa-add-uclinux-support.patch')
-rw-r--r--patches/gcc/linaro-5.4-2017.01/874-xtensa-add-uclinux-support.patch174
1 files changed, 174 insertions, 0 deletions
diff --git a/patches/gcc/linaro-5.4-2017.01/874-xtensa-add-uclinux-support.patch b/patches/gcc/linaro-5.4-2017.01/874-xtensa-add-uclinux-support.patch
new file mode 100644
index 0000000..23db3d8
--- /dev/null
+++ b/patches/gcc/linaro-5.4-2017.01/874-xtensa-add-uclinux-support.patch
@@ -0,0 +1,174 @@
+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
+
+diff --git a/gcc/config.gcc b/gcc/config.gcc
+index c52f5a8..56797bd 100644
+--- a/gcc/config.gcc
++++ b/gcc/config.gcc
+@@ -2995,6 +2995,11 @@ xtensa*-*-linux*)
+ 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
+diff --git a/gcc/config/xtensa/uclinux.h b/gcc/config/xtensa/uclinux.h
+new file mode 100644
+index 0000000..4606020
+--- /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
++
+diff --git a/gcc/config/xtensa/uclinux.opt b/gcc/config/xtensa/uclinux.opt
+new file mode 100644
+index 0000000..95ef777
+--- /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.
+diff --git a/libgcc/config.host b/libgcc/config.host
+index 2c64756..2ee92c1 100644
+--- a/libgcc/config.host
++++ b/libgcc/config.host
+@@ -1295,6 +1295,11 @@ xtensa*-*-linux*)
+ 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"
+--
+1.8.1.4
+