Author: ps-guest
Date: 2006-01-22 08:17:00 +0000 (Sun, 22 Jan 2006)
New Revision: 1089
Modified:
trunk/glibc-2.3-head/AMD64
Log:
notes for amd64
Modified: trunk/glibc-2.3-head/AMD64
===================================================================
--- trunk/glibc-2.3-head/AMD64 2006-01-21 17:11:12 UTC (rev 1088)
+++ trunk/glibc-2.3-head/AMD64 2006-01-22 08:17:00 UTC (rev 1089)
@@ -5,12 +5,12 @@
namely not the same as on kfreebsd-i386 (/lib/ld.so.1).
See also http://www.linuxbase.org/futures/ideas/multiarch/index.html
- Proposed: /lib/ld-kfreebsd-amd64.so.1
+ Result: /lib/ld-kfreebsd-x86-64.so.1
* toolchain (gcc, binutils) support
Write config bits for proper
- ld.so location: /lib/ld.so.1 /lib/ld-kfreebsd-amd64.so.1
+ ld.so location: /lib/ld.so.1 /lib/ld-kfreebsd-x86-64.so.1
emulation: elf_i386_fbsd elf_x86_64_fbsd
...
@@ -52,3 +52,49 @@
* porting machine
* porting machine admin
+
+
+
+binutils:
+---------
+for biarch simply add to debian/rules:
+ ifeq ($(DEB_HOST_ARCH),kfreebsd-i386)
+ CONFARGS += --enable-targets=x86_64-kfreebsd-gnu
+ endif
+
+gcc-x.y:
+--------
+insert into gcc/config/i386/kfreebsd-gnu.h something like:
+
+***********************************************************************
+/* Provide a LINK_SPEC. Here we provide support for the special GCC
+ options -static and -shared, which allow us to link things in one
+ of these three modes by applying the appropriate combinations of
+ options at link-time.
+
+ When the -shared link option is used a final link is not being
+ done. */
+
+#undef LINK_SPEC
+#if TARGET_64BIT_DEFAULT
+#define LINK_SPEC "%{!m32:-m elf_x86_64_fbsd} %{m32:-m elf_i386_fbsd} \
+ %{shared:-shared} \
+ %{!shared: \
+ %{!static: \
+ %{rdynamic:-export-dynamic} \
+ %{m32:%{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
+ %{!m32:%{!dynamic-linker:-dynamic-linker /lib/ld-kfreebsd-x86-64.so.1}}}
\
+ %{static:-static}}"
+#else
+#define LINK_SPEC "%{m64:-m elf_x86_64_fbsd} %{!m64:-m elf_i386_fbsd} \
+ %{shared:-shared} \
+ %{!shared: \
+ %{!static: \
+ %{rdynamic:-export-dynamic} \
+ %{!m64:%{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
+ %{m64:%{!dynamic-linker:-dynamic-linker /lib/ld-kfreebsd-x86-64.so.1}}} \
+ %{static:-static}}"
+#endif
+
+***********************************************************************
+
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