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provide stub __sync_synchronize

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This commit is contained in:
Dave Murphy 2017-06-27 18:34:13 +01:00
parent 16de2cb293
commit bd1c16fe50
1 changed files with 75 additions and 1 deletions
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76
dkarm-eabi/patches/newlib-2.5.0.patch
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@ -976,7 +976,7 @@ index 0000000..48ce950
+/* symbol prefix */
+#undef __SYMBOL_PREFIX
diff --git a/libgloss/libsysbase/configure b/libgloss/libsysbase/configure
new file mode 100755
new file mode 100644
index 0000000..c4b5a79
--- /dev/null
+++ b/libgloss/libsysbase/configure
@ -7635,6 +7635,80 @@ index 8572821..e6baf35 100644
{
return __get_current_locale ()->ctype_ptr;
}
diff --git a/newlib/libc/machine/arm/Makefile.am b/newlib/libc/machine/arm/Makefile.am
index 62ed158..7f34177 100644
--- a/newlib/libc/machine/arm/Makefile.am
+++ b/newlib/libc/machine/arm/Makefile.am
@@ -11,7 +11,9 @@ noinst_LIBRARIES = lib.a
lib_a_SOURCES = setjmp.S access.c strcmp.S strcpy.c \
aeabi_memcpy.c aeabi_memcpy-armv7a.S \
aeabi_memmove.c aeabi_memmove-soft.S \
- aeabi_memset.c aeabi_memset-soft.S aeabi_memclr.c
+ aeabi_memset.c aeabi_memset-soft.S aeabi_memclr.c \
+ sync_synchronize.c
+
lib_a_SOURCES += memchr-stub.c
lib_a_SOURCES += memchr.S
lib_a_SOURCES += memcpy-stub.c
diff --git a/newlib/libc/machine/arm/Makefile.in b/newlib/libc/machine/arm/Makefile.in
index 4908208..694cbb0 100644
--- a/newlib/libc/machine/arm/Makefile.in
+++ b/newlib/libc/machine/arm/Makefile.in
@@ -76,10 +76,10 @@ am_lib_a_OBJECTS = lib_a-setjmp.$(OBJEXT) lib_a-access.$(OBJEXT) \
lib_a-aeabi_memmove.$(OBJEXT) \
lib_a-aeabi_memmove-soft.$(OBJEXT) \
lib_a-aeabi_memset.$(OBJEXT) lib_a-aeabi_memset-soft.$(OBJEXT) \
- lib_a-aeabi_memclr.$(OBJEXT) lib_a-memchr-stub.$(OBJEXT) \
- lib_a-memchr.$(OBJEXT) lib_a-memcpy-stub.$(OBJEXT) \
- lib_a-memcpy.$(OBJEXT) lib_a-strlen-stub.$(OBJEXT) \
- lib_a-strlen.$(OBJEXT)
+ lib_a-aeabi_memclr.$(OBJEXT) lib_a-sync_synchronize.$(OBJEXT) \
+ lib_a-memchr-stub.$(OBJEXT) lib_a-memchr.$(OBJEXT) \
+ lib_a-memcpy-stub.$(OBJEXT) lib_a-memcpy.$(OBJEXT) \
+ lib_a-strlen-stub.$(OBJEXT) lib_a-strlen.$(OBJEXT)
lib_a_OBJECTS = $(am_lib_a_OBJECTS)
DEFAULT_INCLUDES = -I.@am__isrc@
depcomp =
@@ -209,8 +209,8 @@ noinst_LIBRARIES = lib.a
lib_a_SOURCES = setjmp.S access.c strcmp.S strcpy.c aeabi_memcpy.c \
aeabi_memcpy-armv7a.S aeabi_memmove.c aeabi_memmove-soft.S \
aeabi_memset.c aeabi_memset-soft.S aeabi_memclr.c \
- memchr-stub.c memchr.S memcpy-stub.c memcpy.S strlen-stub.c \
- strlen.S
+ sync_synchronize.c memchr-stub.c memchr.S memcpy-stub.c \
+ memcpy.S strlen-stub.c strlen.S
lib_a_CCASFLAGS = $(AM_CCASFLAGS)
lib_a_CFLAGS = $(AM_CFLAGS)
ACLOCAL_AMFLAGS = -I ../../.. -I ../../../..
@@ -374,6 +374,12 @@ lib_a-aeabi_memclr.o: aeabi_memclr.c
lib_a-aeabi_memclr.obj: aeabi_memclr.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-aeabi_memclr.obj `if test -f 'aeabi_memclr.c'; then $(CYGPATH_W) 'aeabi_memclr.c'; else $(CYGPATH_W) '$(srcdir)/aeabi_memclr.c'; fi`
+lib_a-sync_synchronize.o: sync_synchronize.c
+ $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-sync_synchronize.o `test -f 'sync_synchronize.c' || echo '$(srcdir)/'`sync_synchronize.c
+
+lib_a-sync_synchronize.obj: sync_synchronize.c
+ $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-sync_synchronize.obj `if test -f 'sync_synchronize.c'; then $(CYGPATH_W) 'sync_synchronize.c'; else $(CYGPATH_W) '$(srcdir)/sync_synchronize.c'; fi`
+
lib_a-memchr-stub.o: memchr-stub.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-memchr-stub.o `test -f 'memchr-stub.c' || echo '$(srcdir)/'`memchr-stub.c
diff --git a/newlib/libc/machine/arm/sync_synchronize.c b/newlib/libc/machine/arm/sync_synchronize.c
new file mode 100644
index 0000000..3acc9e0
--- /dev/null
+++ b/newlib/libc/machine/arm/sync_synchronize.c
@@ -0,0 +1,10 @@
+#if __ARM_ARCH < 6
+#include <sys/cdefs.h>
+void __attribute__((weak))
+__sync_synchronize (void)
+{
+ __warn_references (__sync_synchronize,
+ "legacy compatible __sync_synchronize used. Not suitable for multi-threaded applications");
+ return;
+}
+#endif
diff --git a/newlib/libc/machine/arm/sys/stdio.h b/newlib/libc/machine/arm/sys/stdio.h
new file mode 100644
index 0000000..4eb278e