# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
+# SPDX-License-Identifier: GPL-2.0+
#
include $(TOPDIR)/config.mk
-ELF-$(ARCH) :=
-ELF-$(BOARD) :=
-ELF-$(CPU) :=
ELF-y := hello_world
ELF-$(CONFIG_SMC91111) += smc91111_eeprom
ELF-$(CONFIG_SMC911X) += smc911x_eeprom
ELF-$(CONFIG_SPI_FLASH_ATMEL) += atmel_df_pow2
-ELF-i386 += 82559_eeprom
-ELF-mpc5xxx += interrupt
-ELF-mpc8xx += test_burst timer
-ELF-mpc8260 += mem_to_mem_idma2intr
-ELF-ppc += sched
-ELF-oxc += eepro100_eeprom
+ELF-$(CONFIG_MPC5xxx) += interrupt
+ELF-$(CONFIG_8xx) += test_burst timer
+ELF-$(CONFIG_8260) += mem_to_mem_idma2intr
+ELF-$(CONFIG_PPC) += sched
+
+#
+# Some versions of make do not handle trailing white spaces properly;
+# leading to build failures. The problem was found with GNU Make 3.80.
+# Using 'strip' as a workaround for the problem.
+#
+ELF := $(strip $(ELF-y))
-ELF := $(ELF-y) $(ELF-$(ARCH)) $(ELF-$(BOARD)) $(ELF-$(CPU))
-SREC = $(addsuffix .srec,$(ELF))
-BIN = $(addsuffix .bin,$(ELF))
+SREC := $(addsuffix .srec,$(ELF))
+BIN := $(addsuffix .bin,$(ELF))
COBJS := $(ELF:=.o)
-LIB = $(obj)libstubs.a
+LIB = $(obj)libstubs.o
-LIBAOBJS-$(ARCH) :=
-LIBAOBJS-$(CPU) :=
-LIBAOBJS-ppc += $(ARCH)_longjmp.o $(ARCH)_setjmp.o
-LIBAOBJS-mpc8xx += test_burst_lib.o
-LIBAOBJS := $(LIBAOBJS-$(ARCH)) $(LIBAOBJS-$(CPU))
+LIBAOBJS-$(CONFIG_PPC) += ppc_longjmp.o ppc_setjmp.o
+LIBAOBJS-$(CONFIG_8xx) += test_burst_lib.o
+LIBAOBJS := $(LIBAOBJS-y)
LIBCOBJS = stubs.o
gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`)
-CPPFLAGS += -I..
+# For PowerPC there's no need to compile standalone applications as a
+# relocatable executable. The relocation data is not needed, and
+# also causes the entry point of the standalone application to be
+# inconsistent.
+ifeq ($(ARCH),powerpc)
+AFLAGS := $(filter-out $(RELFLAGS),$(AFLAGS))
+CFLAGS := $(filter-out $(RELFLAGS),$(CFLAGS))
+CPPFLAGS := $(filter-out $(RELFLAGS),$(CPPFLAGS))
+endif
+
+# We don't want gcc reordering functions if possible. This ensures that an
+# application's entry point will be the first function in the application's
+# source file.
+CFLAGS_NTR := $(call cc-option,-fno-toplevel-reorder)
+CFLAGS += $(CFLAGS_NTR)
all: $(obj).depend $(OBJS) $(LIB) $(SREC) $(BIN) $(ELF)
#########################################################################
$(LIB): $(obj).depend $(LIBOBJS)
- $(AR) $(ARFLAGS) $@ $(LIBOBJS)
+ $(call cmd_link_o_target, $(LIBOBJS))
$(ELF):
$(obj)%: $(obj)%.o $(LIB)
- $(LD) -g -Ttext $(STANDALONE_LOAD_ADDR) \
+ $(LD) $(LDFLAGS) -g -Ttext $(CONFIG_STANDALONE_LOAD_ADDR) \
-o $@ -e $(SYM_PREFIX)$(notdir $(<:.o=)) $< $(LIB) \
-L$(gcclibdir) -lgcc