-# This file is parsed several times; make sure to add only once.
-ifeq (,$(findstring arch/arm/lib/eabi_compat.o,$(PLATFORM_LIBS)))
-PLATFORM_LIBS += $(OBJTREE)/arch/arm/lib/eabi_compat.o
+# This file is parsed many times, so the string may get added multiple
+# times. Also, the prefix needs to be different based on whether
+# CONFIG_SPL_BUILD is defined or not. 'filter-out' the existing entry
+# before adding the correct one.
+ifdef CONFIG_SPL_BUILD
+PLATFORM_LIBS := $(SPLTREE)/arch/arm/lib/eabi_compat.o \
+ $(filter-out %/arch/arm/lib/eabi_compat.o, $(PLATFORM_LIBS))
+else
+PLATFORM_LIBS := $(OBJTREE)/arch/arm/lib/eabi_compat.o \
+ $(filter-out %/arch/arm/lib/eabi_compat.o, $(PLATFORM_LIBS))
+endif
+endif
+
+# needed for relocation
+LDFLAGS_u-boot += -pie
+
+#
+# FIXME: binutils versions < 2.22 have a bug in the assembler where
+# branches to weak symbols can be incorrectly optimized in thumb mode
+# to a short branch (b.n instruction) that won't reach when the symbol
+# gets preempted
+#
+# http://sourceware.org/bugzilla/show_bug.cgi?id=12532
+#
+ifeq ($(CONFIG_SYS_THUMB_BUILD),y)
+ifeq ($(GAS_BUG_12532),)
+export GAS_BUG_12532:=$(shell if [ $(call binutils-version) -lt 0222 ] ; \
+ then echo y; else echo n; fi)
+endif
+ifeq ($(GAS_BUG_12532),y)
+PLATFORM_RELFLAGS += -fno-optimize-sibling-calls