ARC: ldso: Dont force frame pointer as it useless for unwinding on ARC

[uclinux-h8/uClibc.git] / ldso / ldso / Makefile.in

diff --git a/ldso/ldso/Makefile.in b/ldso/ldso/Makefile.in
index 7245631..d4866c9 100644 (file)
--- a/ldso/ldso/Makefile.in
+++ b/ldso/ldso/Makefile.in
@@ -9,8 +9,10 @@ subdirs += ldso/ldso/$(TARGET_ARCH)
 
 CFLAGS-ldso := -DNOT_IN_libc -DIS_IN_rtld $(SSP_DISABLE_FLAGS)
 
+ifneq ($(TARGET_ARCH),arc)
 # This stuff will not work with -fomit-frame-pointer
 CFLAGS-ldso += -fno-omit-frame-pointer
+endif
 
 CFLAGS-ldso += -I$(top_srcdir)ldso/ldso/$(TARGET_ARCH) -I$(top_srcdir)ldso/include -I$(top_srcdir)ldso/ldso
 CFLAGS-ldso += -DUCLIBC_RUNTIME_PREFIX=\"$(RUNTIME_PREFIX)\" -DUCLIBC_LDSO=\"$(UCLIBC_LDSO)\"
@@ -30,12 +32,15 @@ CFLAGS-ldso/ldso/$(TARGET_ARCH)/ := $(CFLAGS-ldso)
 
 CFLAGS-ldso.c := -DLDSO_ELFINTERP=\"$(TARGET_ARCH)/elfinterp.c\" $(CFLAGS-ldso)
 
+LDFLAGS-$(UCLIBC_FORMAT_DSBT_ELF)-$(UCLIBC_LDSO_NAME).so := -Wl,--dsbt-index=1
 ifneq ($(SUPPORT_LD_DEBUG),y)
 LDFLAGS-$(UCLIBC_LDSO_NAME).so := $(LDFLAGS)
 else
 LDFLAGS-$(UCLIBC_LDSO_NAME).so := $(LDFLAGS_NOSTRIP) -Wl,-z,defs
 endif
-LDFLAGS-$(UCLIBC_LDSO_NAME).so += -Wl,-e,_start -Wl,-z,now -Wl,-Bsymbolic -Wl,--export-dynamic $(LDFLAG_SORT_COMMON) -Wl,--discard-locals $(LDFLAG_DISCARD_ALL) -Wl,--no-undefined
+LDFLAGS-$(UCLIBC_LDSO_NAME).so += -Wl,-e,$(SYMBOL_PREFIX)_start -Wl,-z,now -Wl,-Bsymbolic \
+       -Wl,--export-dynamic $(CFLAG_-Wl--sort-common) -Wl,--discard-locals \
+       $(CFLAG_-Wl--discard-all) -Wl,--no-undefined
 
 ldso_FULL_NAME := $(UCLIBC_LDSO_NAME)-$(VERSION).so
 
@@ -62,9 +67,17 @@ ldso-y := $($(UCLIBC_LDSO_NAME)_OBJS:.o=.oS)
 lib-so-y += $(ldso)
 objclean-y += CLEAN_ldso/ldso
 
-$(ldso): $(ldso:.$(MAJOR_VERSION)=)
-$(ldso:.$(MAJOR_VERSION)=): $($(UCLIBC_LDSO_NAME)_OUT)/$(UCLIBC_LDSO_NAME)_so.a
-       $(call link.so,$(ldso_FULL_NAME),$(MAJOR_VERSION))
+ifeq ($(LDSO_PRELINK_SUPPORT),y)
+# Use a specific linker script for ld.so
+LDFLAGS-$(UCLIBC_LDSO_NAME).so += -T $(ldso:.$(ABI_VERSION)=).lds
+endif
+
+$(ldso): $(ldso:.$(ABI_VERSION)=)
+$(ldso:.$(ABI_VERSION)=): $($(UCLIBC_LDSO_NAME)_OUT)/$(UCLIBC_LDSO_NAME)_so.a
+ifeq ($(LDSO_PRELINK_SUPPORT),y)
+       $(call create-lds)
+endif
+       $(call link.so,$(ldso_FULL_NAME),$(ABI_VERSION))
 
 $($(UCLIBC_LDSO_NAME)_OUT)/$(UCLIBC_LDSO_NAME)_so.a: $(ldso-y)
        $(Q)$(RM) $@