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292 lines
9.4 KiB
Diff
292 lines
9.4 KiB
Diff
Warning! The powerpc patch (rs6000/linux.h) is hack-ish and would
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definitely need to be improved to be acceptable upstream. Also,
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this patch isn't complete as it only supports i386, arm, mips, and
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powerpc (rs6000).
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diff -urN gcc-20011006/config.sub gcc-20011006-new/config.sub
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--- gcc-20011006/config.sub 2004-01-13 06:15:28.000000000 -0600
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+++ gcc-20011006-new/config.sub 2004-01-10 11:09:35.000000000 -0600
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@@ -68,7 +68,7 @@
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# Here we must recognize all the valid KERNEL-OS combinations.
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maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
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case $maybe_os in
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- linux-gnu*)
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+ linux-gnu* | linux-uclibc*)
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os=-$maybe_os
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basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
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;;
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@@ -936,7 +936,8 @@
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| -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
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| -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
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| -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
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- | -mingw32* | -linux-gnu* | -uxpv* | -beos* | -mpeix* | -udk* \
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+ | -mingw32* | -linux-gnu* | -linux-uclibc* \
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+ | -uxpv* | -beos* | -mpeix* | -udk* \
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| -interix* | -uwin* )
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# Remember, each alternative MUST END IN *, to match a version number.
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;;
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diff -urN gcc-20011006/gcc/config/arm/linux-elf.h gcc-20011006-new/gcc/config/arm/linux-elf.h
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--- gcc-20011006/gcc/config/arm/linux-elf.h 2004-01-13 06:15:28.000000000 -0600
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+++ gcc-20011006-new/gcc/config/arm/linux-elf.h 2004-01-10 11:12:11.000000000 -0600
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@@ -90,6 +90,18 @@
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#define ENDFILE_SPEC \
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"%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
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+#ifdef USE_UCLIBC
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+#define LINK_SPEC "%{h*} %{version:-v} \
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+ %{b} %{Wl,*:%*} \
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+ %{static:-Bstatic} \
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+ %{shared:-shared} \
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+ %{symbolic:-Bsymbolic} \
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+ %{rdynamic:-export-dynamic} \
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+ %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0} \
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+ -X \
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+ %{mbig-endian:-EB}" \
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+ SUBTARGET_EXTRA_LINK_SPEC
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+#else
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#define LINK_SPEC "%{h*} %{version:-v} \
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%{b} %{Wl,*:%*} \
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%{static:-Bstatic} \
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@@ -100,6 +112,7 @@
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-X \
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%{mbig-endian:-EB}" \
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SUBTARGET_EXTRA_LINK_SPEC
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+#endif
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#undef CPP_PREDEFINES
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#define CPP_PREDEFINES \
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diff -urN gcc-20011006/gcc/config/i386/linux.h gcc-20011006-new/gcc/config/i386/linux.h
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--- gcc-20011006/gcc/config/i386/linux.h 2001-04-03 17:38:59.000000000 -0500
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+++ gcc-20011006-new/gcc/config/i386/linux.h 2004-01-10 11:15:38.000000000 -0600
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@@ -199,6 +199,15 @@
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%{static:-static}}}"
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#endif
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#else
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+#if defined USE_UCLIBC
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+#define LINK_SPEC "-m elf_i386 %{shared:-shared} \
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+ %{!shared: \
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+ %{!ibcs: \
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+ %{!static: \
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+ %{rdynamic:-export-dynamic} \
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+ %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0}} \
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+ %{static:-static}}}"
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+#else
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#define LINK_SPEC "-m elf_i386 %{shared:-shared} \
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%{!shared: \
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%{!ibcs: \
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@@ -207,6 +216,7 @@
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%{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \
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%{static:-static}}}"
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#endif
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+#endif
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/* Get perform_* macros to build libgcc.a. */
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#include "i386/perform.h"
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diff -urN gcc-20011006/gcc/config/mips/linux.h gcc-20011006-new/gcc/config/mips/linux.h
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--- gcc-20011006/gcc/config/mips/linux.h 2004-01-13 06:15:28.000000000 -0600
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+++ gcc-20011006-new/gcc/config/mips/linux.h 2004-01-10 11:16:39.000000000 -0600
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@@ -154,6 +154,17 @@
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/* Borrowed from sparc/linux.h */
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#undef LINK_SPEC
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+#ifdef USE_UCLIBC
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+#define LINK_SPEC \
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+ "%(endian_spec) \
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+ %{shared:-shared} \
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+ %{!shared: \
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+ %{!ibcs: \
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+ %{!static: \
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+ %{rdynamic:-export-dynamic} \
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+ %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0}} \
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+ %{static:-static}}}"
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+#else
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#define LINK_SPEC \
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"%(endian_spec) \
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%{shared:-shared} \
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@@ -163,6 +174,7 @@
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%{rdynamic:-export-dynamic} \
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%{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
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%{static:-static}}}"
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+#endif
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#undef SUBTARGET_ASM_SPEC
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diff -urN old/gcc-20011006/gcc/config/mips/t-linux-uclibc gcc-20011006/gcc/config/mips/t-linux-uclibc
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--- old/gcc-20011006/gcc/config/mips/t-linux-uclibc 1969-12-31 18:00:00.000000000 -0600
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+++ gcc-20011006/gcc/config/mips/t-linux-uclibc 2004-01-14 02:51:10.000000000 -0600
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@@ -0,0 +1 @@
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+T_CFLAGS = -DUSE_UCLIBC
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diff -urN gcc-20011006/gcc/config/rs6000/linux.h gcc-20011006-new/gcc/config/rs6000/linux.h
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--- gcc-20011006/gcc/config/rs6000/linux.h 2001-04-03 17:38:59.000000000 -0500
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+++ gcc-20011006-new/gcc/config/rs6000/linux.h 2004-01-10 11:15:38.000000000 -0600
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@@ -36,12 +36,21 @@
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#define CPP_OS_DEFAULT_SPEC "%(cpp_os_linux)"
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#undef LINK_SPEC
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+#ifdef USE_UCLIBC
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+#define LINK_SPEC "-m elf32ppclinux %{G*} %{shared:-shared} \
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+ %{!shared: \
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+ %{!static: \
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+ %{rdynamic:-export-dynamic} \
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+ %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0}} \
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+ %{static:-static}}"
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+#else
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#define LINK_SPEC "-m elf32ppclinux %{G*} %{shared:-shared} \
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%{!shared: \
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%{!static: \
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%{rdynamic:-export-dynamic} \
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%{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
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%{static:-static}}"
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+#endif
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#undef LIB_DEFAULT_SPEC
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#define LIB_DEFAULT_SPEC "%(lib_linux)"
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diff -urN gcc-20011006/gcc/config/t-linux-uclibc gcc-20011006-new/gcc/config/t-linux-uclibc
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--- gcc-20011006/gcc/config/t-linux-uclibc 1969-12-31 18:00:00.000000000 -0600
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+++ gcc-20011006-new/gcc/config/t-linux-uclibc 2004-01-10 11:18:46.000000000 -0600
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@@ -0,0 +1,18 @@
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+T_CFLAGS = -DUSE_UCLIBC
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+
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+# Don't run fixproto
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+STMP_FIXPROTO =
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+
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+# Don't install "assert.h" in gcc. We use the one in glibc.
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+INSTALL_ASSERT_H =
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+
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+# Compile crtbeginS.o and crtendS.o with pic.
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+CRTSTUFF_T_CFLAGS_S = -fPIC
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+# Compile libgcc2.a with pic.
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+TARGET_LIBGCC2_CFLAGS = -fPIC
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+
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+# Do not build libgcc1. Let gcc generate those functions. The GNU/Linux
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+# C library can handle them.
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+LIBGCC1 =
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+CROSS_LIBGCC1 =
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+LIBGCC1_TEST =
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diff -urN gcc-20011006/gcc/configure gcc-20011006-new/gcc/configure
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--- gcc-20011006/gcc/configure 2004-01-13 06:15:28.000000000 -0600
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+++ gcc-20011006-new/gcc/configure 2004-01-10 11:28:54.000000000 -0600
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@@ -3219,6 +3219,24 @@
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;;
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esac
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;;
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+ arm*-*-linux-uclibc*) # ARM GNU/Linux with ELF - uClibc
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+ xm_file=arm/xm-linux.h
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+ xmake_file=x-linux
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+ tm_file="arm/linux-elf.h"
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+ case $machine in
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+ armv2*-*-*)
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+ tm_file="arm/linux-elf26.h $tm_file"
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+ ;;
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+ esac
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+ tmake_file="t-linux-uclibc arm/t-linux"
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+ extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
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+ gnu_ld=yes
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+ case x${enable_threads} in
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+ x | xyes | xpthreads | xposix)
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+ thread_file='posix'
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+ ;;
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+ esac
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+ ;;
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arm*-*-aout)
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tm_file=arm/aout.h
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tmake_file=arm/t-bare
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@@ -3631,6 +3649,18 @@
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thread_file='single'
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fi
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;;
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+ i[34567]86-*-linux*uclibc*) # Intel 80386's running GNU/Linux
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+ # with ELF format using uClibc
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+ xmake_file=x-linux
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+ tm_file=i386/linux.h
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+ tmake_file="t-linux-uclibc i386/t-crtstuff"
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+ extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
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+ gnu_ld=yes
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+ float_format=i386
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+ if test x$enable_threads = xyes; then
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+ thread_file='posix'
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+ fi
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+ ;;
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i[34567]86-*-linux-gnu*) # Intel 80386's running GNU/Linux
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# aka GNU/Linux C library 6
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xmake_file=x-linux
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@@ -4696,7 +4726,19 @@
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# On NetBSD, the headers are already okay, except for math.h.
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tmake_file=t-netbsd
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;;
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- mips*-*-linux*) # Linux MIPS, either endian.
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+ mips*-*-linux-uclibc*) # Linux (uclibc) MIPS, either endian.
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+ tmake_file=mips/t-linux-uclibc
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+ xmake_file=x-linux
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+ xm_file="xm-siglist.h ${xm_file}"
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+ case $machine in
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+ mipsel-*) tm_file="mips/elfl.h mips/linux.h" ;;
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+ *) tm_file="mips/elf.h mips/linux.h" ;;
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+ esac
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+ extra_parts="crtbegin.o crtend.o"
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+ gnu_ld=yes
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+ gas=yes
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+ ;;
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+ mips*-*-linux*) # Linux MIPS, either endian.
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xmake_file=x-linux
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xm_file="xm-siglist.h ${xm_file}"
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case $machine in
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@@ -5159,6 +5201,24 @@
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thread_file='posix'
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fi
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;;
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+ powerpc-*-linux-uclibc*)
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+ tm_file=rs6000/linux.h
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+ xm_file="xm-siglist.h rs6000/xm-sysv4.h"
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+ xm_defines="USG ${xm_defines}"
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+ out_file=rs6000/rs6000.c
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+ if test x$gas = xyes
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+ then
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+ tmake_file="rs6000/t-ppcos t-linux-uclibc rs6000/t-ppccomm"
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+ else
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+ tmake_file="rs6000/t-ppc t-linux-uclibc rs6000/t-ppccomm"
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+ fi
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+ xmake_file=x-linux
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+ extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
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+ extra_headers=ppc-asm.h
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+ if test x$enable_threads = xyes; then
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+ thread_file='posix'
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+ fi
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+ ;;
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powerpc-wrs-vxworks*)
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cpu_type=rs6000
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xm_file="xm-siglist.h rs6000/xm-sysv4.h"
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diff -urN gcc-20011006/ltconfig gcc-20011006-new/ltconfig
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--- gcc-20011006/ltconfig 1999-06-21 21:35:12.000000000 -0500
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+++ gcc-20011006-new/ltconfig 2004-01-10 11:34:23.000000000 -0600
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@@ -436,6 +436,7 @@
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# Transform linux* to *-*-linux-gnu*, to support old configure scripts.
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case "$host_os" in
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linux-gnu*) ;;
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+linux-uclibc*) ;;
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linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
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esac
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@@ -1773,6 +1774,22 @@
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fi
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;;
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+linux-uclibc*)
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+ version_type=linux
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+ need_lib_prefix=no
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+ need_version=no
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+ library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
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+ soname_spec='${libname}${release}.so$major'
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+ finish_cmds='PATH="$PATH:/sbin" ldconfig -n $libdir'
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+ shlibpath_var=LD_LIBRARY_PATH
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+ shlibpath_overrides_runpath=no
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+ deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'
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+ file_magic_cmd=/usr/bin/file
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+ file_magic_test_file=`echo /lib/libuClibc-*.so`
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+ # Assume using the uClibc dynamic linker.
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+ dynamic_linker="uClibc ld.so"
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+ ;;
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+
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netbsd*)
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version_type=sunos
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if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
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