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authorKazuhiro Inaoka <inaoka.kazuhiro@renesas.com>2004-11-22 12:34:37 +0000
committerNick Clifton <nickc@gcc.gnu.org>2004-11-22 12:34:37 +0000
commitb94d4fe027fdcba6d1ffb48fb9b07e3b11de2670 (patch)
tree3a2188fcf5ba6c23e9688f9b94ad7ca6bb12bce4 /gcc
parent7932a3db217873015c39424cdad931e0234be710 (diff)
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onfig.gcc: Use t-slibgcc-elf to build libgcc_s.so on m32r*linux.
config/m32r/t-linux (SHLIB_MAPFILES): Override to use m32r/libgcc-glibc.ver. config/m32r/libgcc-glibc.ver: Add New file. From-SVN: r91010
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog8
-rw-r--r--gcc/config/m32r/libgcc-glibc.ver20
-rw-r--r--gcc/config/m32r/t-linux1
3 files changed, 29 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6b8a217..7e130c9 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
+ m32r*linux.
+ * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
+ m32r/libgcc-glibc.ver.
+ * config/m32r/libgcc-glibc.ver: Add New file.
+
2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
* bitmap.h (struct bitmap_obstack): New obstack type.
diff --git a/gcc/config/m32r/libgcc-glibc.ver b/gcc/config/m32r/libgcc-glibc.ver
new file mode 100644
index 0000000..450c4b6
--- /dev/null
+++ b/gcc/config/m32r/libgcc-glibc.ver
@@ -0,0 +1,20 @@
+# In order to work around the very problems that force us to now generally
+# create a libgcc.so, glibc reexported a number of routines from libgcc.a.
+# By now choosing the same version tags for these specific routines, we
+# maintain enough binary compatibility to allow future versions of glibc
+# to defer implementation of these routines to libgcc.so via DT_AUXILIARY.
+
+# Note that we cannot use the default libgcc-glibc.ver file on sh,
+# because GLIBC_2.0 does not exist on this architecture, as the first
+# ever glibc release on the platform was GLIBC_2.3.
+
+%inherit GCC_3.0 GLIBC_2.3
+GLIBC_2.3 {
+ __register_frame
+ __register_frame_table
+ __deregister_frame
+ __register_frame_info
+ __deregister_frame_info
+ __frame_state_for
+ __register_frame_info_table
+}
diff --git a/gcc/config/m32r/t-linux b/gcc/config/m32r/t-linux
index 0304657..5bf67b4 100644
--- a/gcc/config/m32r/t-linux
+++ b/gcc/config/m32r/t-linux
@@ -40,3 +40,4 @@ LIBGCC1 =
CROSS_LIBGCC1 =
LIBGCC1_TEST =
+SHLIB_MAPFILES = $(srcdir)/config/m32r/libgcc-glibc.ver