--- /dev/null
+# libfirm Makefile
+#
+# This is currently experimental and not fully supported, but we plan to replace
+# the jambuild with this at some point in the future.
+#
+# Most variable names are similar to the names used by autoconf...
+-include config.mak
+
+# Some build configuration defaults
+top_srcdir ?=
+top_builddir ?= build
+host ?= unknown-host
+variant ?= debug
+
+srcdir ?= $(top_srcdir)
+builddir ?= $(top_builddir)/$(variant)
+
+# This hides the noisy commandline outputs. You can see them with "make Q="
+Q ?= @
+
+CC ?= cc
+LINK ?= $(CC)
+AR ?= ar ru
+RANLIB ?= ranlib
+
+# Variants
+CFLAGS_debug = -O0 -g3 -DDEBUG_libfirm
+CFLAGS_profile = -O3 -pg -DNDEBUG -fno-inline
+LINKFLAGS_profile = -pg
+CFLAGS_optimize = -O3 -DNDEBUG
+
+# General flags
+CFLAGS += $(CFLAGS_$(variant))
+CFLAGS += -Wall -W -Wextra -Wstrict-prototypes -Wmissing-prototypes -Wwrite-strings
+LINKFLAGS += $(LINKFLAGS_$(variant))
+VPATH = $(srcdir)
+
+.PHONY: all
+all: firm
+
+# A very naive way to create a config.h if it is missing
+$(srcdir)config.h:
+ @echo MakeConfig $@
+ $(Q)rm -f $@
+ $(Q)echo "#define libfirm_VERSION_MAJOR 1" >> $@
+ $(Q)echo "#define libfirm_VERSION_MICRO 0" >> $@
+ $(Q)echo "#define libfirm_VERSION_MINOR 20" >> $@
+ $(Q)echo "#define HAVE_LONG_DOUBLE 1" >> $@
+ $(Q)echo "#define FIRM_STATISTICS" >> $@
+
+# libFirm
+libfirm_DIRS := \
+ ir \
+ ir/adt \
+ ir/ana \
+ ir/arch \
+ ir/common \
+ ir/debug \
+ ir/obstack \
+ ir/ident \
+ ir/net \
+ ir/ir \
+ ir/lower \
+ ir/libcore \
+ ir/opt \
+ ir/st \
+ ir/stat \
+ ir/tr \
+ ir/tv \
+ ir/be
+libfirm_SOURCES = $(foreach dir,$(libfirm_DIRS),$(wildcard $(dir)/*.c))
+libfirm_a = $(builddir)/libfirm.a
+libfirm_so = $(builddir)/libfirm.so
+libfirm_CPPFLAGS = -Iinclude/libfirm -Iinclude/libfirm/adt -I. $(foreach dir,$(libfirm_DIRS),-I$(dir))
+
+.PHONY: firm
+firm: $(libfirm_so)
+
+# backends
+backends = amd64 arm ia32 sparc TEMPLATE
+
+EMITTER_GENERATOR = $(srcdir)ir/be/scripts/generate_emitter.pl
+REGALLOC_IF_GENERATOR = $(srcdir)ir/be/scripts/generate_regalloc_if.pl
+OPCODES_GENERATOR = $(srcdir)ir/be/scripts/generate_new_opcodes.pl
+MACHINE_GENERATOR = $(srcdir)ir/be/scripts/generate_machine.pl
+
+define backend_template
+$(1)_SOURCES = $$(wildcard ir/be/$(1)/*.c)
+$(1)_SOURCES := $$(filter-out ir/be/$(1)/gen_%.c, $$($(1)_SOURCES))
+$(1)_GEN_HEADERS =
+
+$(1)_SPEC = ir/be/$(1)/$(1)_spec.pl
+
+$$(srcdir)ir/be/$(1)/gen_$(1)_emitter.h $$(srcdir)ir/be/$(1)/gen_$(1)_emitter.c: $$($(1)_SPEC) $$(EMITTER_GENERATOR)
+ @echo GEN $$@
+ $(Q)$$(EMITTER_GENERATOR) $$($(1)_SPEC) $$(srcdir)ir/be/$(1)
+$(1)_SOURCES += ir/be/$(1)/gen_$(1)_emitter.c
+$(1)_GEN_HEADERS += ir/be/$(1)/gen_$(1)_emitter.h
+
+$$(srcdir)ir/be/$(1)/gen_$(1)_regalloc_if.h $$(srcdir)ir/be/$(1)/gen_$(1)_regalloc_if.c: $$($(1)_SPEC) $$(REGALLOC_IF_GENERATOR)
+ @echo GEN $$@
+ $(Q)$$(REGALLOC_IF_GENERATOR) $$($(1)_SPEC) $$(srcdir)ir/be/$(1)
+$(1)_SOURCES += ir/be/$(1)/gen_$(1)_regalloc_if.c
+$(1)_GEN_HEADERS += ir/be/$(1)/gen_$(1)_regalloc_if.h
+
+$$(srcdir)ir/be/$(1)/gen_$(1)_machine.h $$(srcdir)ir/be/$(1)/gen_$(1)_machine.c: $$($(1)_SPEC) $$(MACHINE_GENERATOR)
+ @echo GEN $$@
+ $(Q)$$(MACHINE_GENERATOR) $$($(1)_SPEC) $$(srcdir)ir/be/$(1)
+$(1)_SOURCES += ir/be/$(1)/gen_$(1)_machine.c
+$(1)_GEN_HEADERS += ir/be/$(1)/gen_$(1)_machine.h
+
+$$(srcdir)ir/be/$(1)/gen_$(1)_new_nodes.h $$(srcdir)ir/be/$(1)/gen_$(1)_new_nodes.c.inl: $$($(1)_SPEC) $$(OPCODES_GENERATOR)
+ @echo GEN $$@
+ $(Q)$$(OPCODES_GENERATOR) $$($(1)_SPEC) $$(srcdir)ir/be/$(1)
+$(1)_GEN_HEADERS += ir/be/$(1)/gen_$(1)_new_nodes.h
+
+ir/be/$(1)/$(1)_new_nodes.c: ir/be/$(1)/gen_$(1)_new_nodes.c.inl
+
+# We need to inform make of the headers it doesn't know yet...
+$(1)_OBJECTS = $$($(1)_SOURCES:%.c=$$(builddir)/%.o)
+$$($(1)_OBJECTS): $$($(1)_GEN_HEADERS)
+
+libfirm_SOURCES += $$($(1)_SOURCES)
+libfirm_DIRS += ir/be/$(1)
+endef
+
+$(foreach backend,$(backends),$(eval $(call backend_template,$(backend))))
+
+# generators
+IR_SPEC_GENERATED_FILES := \
+ include/libfirm/nodeops.h \
+ include/libfirm/opcodes.h \
+ ir/ir/gen_ir_cons.c.inl \
+ ir/ir/gen_irop.c.inl \
+ ir/ir/gen_irnode.c.inl \
+ ir/ir/gen_irnode.h
+IR_SPEC_GENERATOR := scripts/gen_ir.py
+IR_SPEC := scripts/ir_spec.py
+
+$(IR_SPEC_GENERATED_FILES): $(IR_SPEC_GENERATOR) $(IR_SPEC) scripts/spec_util.py
+ @echo GEN $@
+ $(Q)$(IR_SPEC_GENERATOR) $(IR_SPEC) ir/ir
+
+IR_IO_GENERATOR := scripts/gen_ir_io.py
+IR_IO_GENERATED_FILES := \
+ ir/ir/gen_irio_import.inl \
+ ir/ir/gen_irio_export.inl \
+ ir/ir/gen_irio_lex.inl
+
+$(IR_IO_GENERATED_FILES): $(IR_IO_GENERATOR) $(IR_SPEC) scripts/spec_util.py
+ @echo GEN $@
+ $(Q)$(IR_IO_GENERATOR) $(IR_SPEC) ir/ir
+
+ir/ir/irio.c: $(IR_IO_GENERATED_FILES)
+
+libfirm_OBJECTS = $(libfirm_SOURCES:%.c=$(builddir)/%.o)
+libfirm_DEPS = $(libfirm_OBJECTS:%.o=%.d)
+-include $(libfirm_DEPS)
+
+$(libfirm_a): $(libfirm_OBJECTS)
+ @echo AR $@
+ $(Q)$(AR) ru $@ $^
+ @echo RANLIB $@
+ $(Q)$(RANLIB) $@
+
+$(libfirm_so): $(libfirm_OBJECTS)
+ @echo LINK $@
+ $(Q)$(LINK) -shared -o $@ $^
+
+# Generic rules
+UNUSED := $(shell mkdir -p $(libfirm_DIRS:%=$(builddir)/%))
+$(builddir)/%.o: %.c $(IR_SPEC_GENERATED_FILES) config.h
+ @echo CC $@
+ $(Q)$(CC) $(CFLAGS) $(CPPFLAGS) $(libfirm_CPPFLAGS) -MMD -c -o $@ $<
+
+.PHONY: clean
+clean:
+ @echo CLEAN
+ $(Q)rm -f $(libfirm_OBJECTS)
+ $(Q)rm -f $(libfirm_TARGET)
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