1 files changed, 100 insertions, 0 deletions
diff --git a/py/py.mk b/py/py.mk
new file mode 100644
index 0000000000..e673c713c7
--- /dev/null
+++ b/py/py.mk
@@ -0,0 +1,100 @@
+# default settings; can be overriden in main Makefile
+
+ifndef PY_SRC
+PY_SRC = ../py
+endif
+
+ifndef BUILD
+BUILD = build
+endif
+
+# to create the build directory
+
+$(BUILD):
+	mkdir -p $@
+
+# where py object files go (they have a name prefix to prevent filename clashes)
+
+PY_BUILD = $(BUILD)/py.
+
+# py object files
+
+PY_O_BASENAME = \
+	nlrx86.o \
+	nlrx64.o \
+	nlrthumb.o \
+	malloc.o \
+	qstr.o \
+	vstr.o \
+	unicode.o \
+	lexer.o \
+	lexerunix.o \
+	parse.o \
+	scope.o \
+	compile.o \
+	emitcommon.o \
+	emitpass1.o \
+	emitcpy.o \
+	emitbc.o \
+	asmx64.o \
+	emitnx64.o \
+	asmthumb.o \
+	emitnthumb.o \
+	emitinlinethumb.o \
+	runtime.o \
+	map.o \
+	obj.o \
+	objbool.o \
+	objboundmeth.o \
+	objcell.o \
+	objclass.o \
+	objclosure.o \
+	objcomplex.o \
+	objdict.o \
+	objexcept.o \
+	objfloat.o \
+	objfun.o \
+	objgenerator.o \
+	objinstance.o \
+	objint.o \
+	objlist.o \
+	objmodule.o \
+	objnone.o \
+	objrange.o \
+	objset.o \
+	objslice.o \
+	objstr.o \
+	objtuple.o \
+	objtype.o \
+	builtin.o \
+	builtinimport.o \
+	vm.o \
+	showbc.o \
+	repl.o \
+
+# prepend the build destination prefix to the py object files
+
+PY_O = $(addprefix $(PY_BUILD), $(PY_O_BASENAME))
+
+$(PY_BUILD)emitnx64.o: $(PY_SRC)/emitnative.c $(PY_SRC)/emit.h mpconfigport.h
+	$(CC) $(CFLAGS) -DN_X64 -c -o $@ $<
+
+$(PY_BUILD)emitnthumb.o: $(PY_SRC)/emitnative.c $(PY_SRC)/emit.h mpconfigport.h
+	$(CC) $(CFLAGS) -DN_THUMB -c -o $@ $<
+
+$(PY_BUILD)%.o: $(PY_SRC)/%.S
+	$(CC) $(CFLAGS) -c -o $@ $<
+
+$(PY_BUILD)%.o: $(PY_SRC)/%.c mpconfigport.h
+	$(CC) $(CFLAGS) -c -o $@ $<
+
+# optimising vm for speed, adds only a small amount to code size but makes a huge difference to speed (20% faster)
+$(PY_BUILD)vm.o: $(PY_SRC)/vm.c
+	$(CC) $(CFLAGS) -O3 -c -o $@ $<
+
+# header dependencies
+
+$(PY_BUILD)parse.o: $(PY_SRC)/grammar.h
+$(PY_BUILD)compile.o: $(PY_SRC)/grammar.h
+$(PY_BUILD)/emitcpy.o: $(PY_SRC)/emit.h
+$(PY_BUILD)emitbc.o: $(PY_SRC)/emit.h