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micropython/py/py.mk

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# where py object files go (they have a name prefix to prevent filename clashes)
PY_BUILD = $(BUILD)/py
# where autogenerated header files go
HEADER_BUILD = $(BUILD)/genhdr
# file containing qstr defs for the core Python bit
PY_QSTR_DEFS = $(PY_SRC)/qstrdefs.h
# If qstr autogeneration is not disabled we specify the output header
# for all collected qstrings.
ifneq ($(QSTR_AUTOGEN_DISABLE),1)
QSTR_DEFS_COLLECTED = $(HEADER_BUILD)/qstrdefs.collected.h
endif
# Any files listed by this variable will cause a full regeneration of qstrs
QSTR_GLOBAL_DEPENDENCIES += $(PY_SRC)/mpconfig.h mpconfigport.h
# some code is performance bottleneck and compiled with other optimization options
CSUPEROPT = -O3
# this sets the config file for FatFs
CFLAGS_MOD += -DFFCONF_H=\"lib/oofatfs/ffconf.h\"
ifeq ($(MICROPY_PY_USSL),1)
CFLAGS_MOD += -DMICROPY_PY_USSL=1
ifeq ($(MICROPY_SSL_AXTLS),1)
CFLAGS_MOD += -DMICROPY_SSL_AXTLS=1 -I$(TOP)/lib/axtls/ssl -I$(TOP)/lib/axtls/crypto -I$(TOP)/extmod/axtls-include
AXTLS_DIR = lib/axtls
$(BUILD)/$(AXTLS_DIR)/%.o: CFLAGS += -Wno-all -Wno-unused-parameter -Wno-uninitialized -Wno-sign-compare -Wno-old-style-definition $(AXTLS_DEFS_EXTRA)
SRC_MOD += $(addprefix $(AXTLS_DIR)/,\
ssl/asn1.c \
ssl/loader.c \
ssl/tls1.c \
ssl/tls1_svr.c \
ssl/tls1_clnt.c \
ssl/x509.c \
crypto/aes.c \
crypto/bigint.c \
crypto/crypto_misc.c \
crypto/hmac.c \
crypto/md5.c \
crypto/rsa.c \
crypto/sha1.c \
)
else ifeq ($(MICROPY_SSL_MBEDTLS),1)
# Can be overridden by ports which have "builtin" mbedTLS
MICROPY_SSL_MBEDTLS_INCLUDE ?= $(TOP)/lib/mbedtls/include
CFLAGS_MOD += -DMICROPY_SSL_MBEDTLS=1 -I$(MICROPY_SSL_MBEDTLS_INCLUDE)
LDFLAGS_MOD += -L$(TOP)/lib/mbedtls/library -lmbedx509 -lmbedtls -lmbedcrypto
endif
endif
ifeq ($(MICROPY_PY_LWIP),1)
# A port should add an include path where lwipopts.h can be found (eg extmod/lwip-include)
LWIP_DIR = lib/lwip/src
INC += -I$(TOP)/$(LWIP_DIR)/include
CFLAGS_MOD += -DMICROPY_PY_LWIP=1
$(BUILD)/$(LWIP_DIR)/core/ipv4/dhcp.o: CFLAGS_MOD += -Wno-address
SRC_MOD += extmod/modlwip.c lib/netutils/netutils.c
SRC_MOD += $(addprefix $(LWIP_DIR)/,\
core/def.c \
core/dns.c \
core/inet_chksum.c \
core/init.c \
core/ip.c \
core/mem.c \
core/memp.c \
core/netif.c \
core/pbuf.c \
core/raw.c \
core/stats.c \
core/sys.c \
core/tcp.c \
core/tcp_in.c \
core/tcp_out.c \
core/timeouts.c \
core/udp.c \
core/ipv4/autoip.c \
core/ipv4/dhcp.c \
core/ipv4/etharp.c \
core/ipv4/icmp.c \
core/ipv4/igmp.c \
core/ipv4/ip4_addr.c \
core/ipv4/ip4.c \
core/ipv4/ip4_frag.c \
core/ipv6/dhcp6.c \
core/ipv6/ethip6.c \
core/ipv6/icmp6.c \
core/ipv6/inet6.c \
core/ipv6/ip6_addr.c \
core/ipv6/ip6.c \
core/ipv6/ip6_frag.c \
core/ipv6/mld6.c \
core/ipv6/nd6.c \
netif/ethernet.c \
)
ifeq ($(MICROPY_PY_LWIP_SLIP),1)
CFLAGS_MOD += -DMICROPY_PY_LWIP_SLIP=1
SRC_MOD += $(LWIP_DIR)/netif/slipif.c
endif
endif
ifeq ($(MICROPY_PY_BTREE),1)
BTREE_DIR = lib/berkeley-db-1.xx
BTREE_DEFS = -D__DBINTERFACE_PRIVATE=1 -Dmpool_error=printf -Dabort=abort_ "-Dvirt_fd_t=void*" $(BTREE_DEFS_EXTRA)
INC += -I$(TOP)/$(BTREE_DIR)/PORT/include
SRC_MOD += extmod/modbtree.c
SRC_MOD += $(addprefix $(BTREE_DIR)/,\
btree/bt_close.c \
btree/bt_conv.c \
btree/bt_debug.c \
btree/bt_delete.c \
btree/bt_get.c \
btree/bt_open.c \
btree/bt_overflow.c \
btree/bt_page.c \
btree/bt_put.c \
btree/bt_search.c \
btree/bt_seq.c \
btree/bt_split.c \
btree/bt_utils.c \
mpool/mpool.c \
)
CFLAGS_MOD += -DMICROPY_PY_BTREE=1
# we need to suppress certain warnings to get berkeley-db to compile cleanly
# and we have separate BTREE_DEFS so the definitions don't interfere with other source code
$(BUILD)/$(BTREE_DIR)/%.o: CFLAGS += -Wno-old-style-definition -Wno-sign-compare -Wno-unused-parameter $(BTREE_DEFS)
$(BUILD)/extmod/modbtree.o: CFLAGS += $(BTREE_DEFS)
endif
# External modules written in C.
ifneq ($(USER_C_MODULES),)
# pre-define USERMOD variables as expanded so that variables are immediate
# expanded as they're added to them
SRC_USERMOD :=
CFLAGS_USERMOD :=
LDFLAGS_USERMOD :=
$(foreach module, $(wildcard $(USER_C_MODULES)/*/micropython.mk), \
$(eval USERMOD_DIR = $(patsubst %/,%,$(dir $(module))))\
$(info Including User C Module from $(USERMOD_DIR))\
$(eval include $(module))\
)
SRC_MOD += $(patsubst $(USER_C_MODULES)/%.c,%.c,$(SRC_USERMOD))
CFLAGS_MOD += $(CFLAGS_USERMOD)
LDFLAGS_MOD += $(LDFLAGS_USERMOD)
endif
# py object files
PY_CORE_O_BASENAME = $(addprefix py/,\
mpstate.o \
nlr.o \
nlrx86.o \
nlrx64.o \
nlrthumb.o \
nlrxtensa.o \
nlrsetjmp.o \
malloc.o \
gc.o \
pystack.o \
qstr.o \
vstr.o \
mpprint.o \
unicode.o \
mpz.o \
reader.o \
lexer.o \
parse.o \
scope.o \
compile.o \
emitcommon.o \
emitbc.o \
asmbase.o \
asmx64.o \
emitnx64.o \
asmx86.o \
emitnx86.o \
asmthumb.o \
emitnthumb.o \
emitinlinethumb.o \
asmarm.o \
emitnarm.o \
asmxtensa.o \
emitnxtensa.o \
emitinlinextensa.o \
formatfloat.o \
parsenumbase.o \
parsenum.o \
emitglue.o \
persistentcode.o \
runtime.o \
runtime_utils.o \
scheduler.o \
nativeglue.o \
stackctrl.o \
argcheck.o \
warning.o \
map.o \
obj.o \
objarray.o \
objattrtuple.o \
objbool.o \
objboundmeth.o \
objcell.o \
objclosure.o \
objcomplex.o \
objdeque.o \
objdict.o \
objenumerate.o \
objexcept.o \
objfilter.o \
objfloat.o \
objfun.o \
objgenerator.o \
objgetitemiter.o \
objint.o \
objint_longlong.o \
objint_mpz.o \
objlist.o \
objmap.o \
objmodule.o \
objobject.o \
objpolyiter.o \
objproperty.o \
objnone.o \
objnamedtuple.o \
objrange.o \
objreversed.o \
objset.o \
objsingleton.o \
objslice.o \
objstr.o \
objstrunicode.o \
objstringio.o \
objtuple.o \
objtype.o \
objzip.o \
opmethods.o \
sequence.o \
stream.o \
binary.o \
builtinimport.o \
builtinevex.o \
builtinhelp.o \
modarray.o \
modbuiltins.o \
modcollections.o \
modgc.o \
modio.o \
modmath.o \
modcmath.o \
modmicropython.o \
modstruct.o \
modsys.o \
moduerrno.o \
modthread.o \
vm.o \
bc.o \
showbc.o \
repl.o \
smallint.o \
frozenmod.o \
)
PY_EXTMOD_O_BASENAME = \
extmod/moductypes.o \
extmod/modujson.o \
extmod/modure.o \
extmod/moduzlib.o \
extmod/moduheapq.o \
extmod/modutimeq.o \
extmod/moduhashlib.o \
extmod/moducryptolib.o \
extmod/modubinascii.o \
extmod/virtpin.o \
extmod/machine_mem.o \
extmod/machine_pinbase.o \
extmod/machine_signal.o \
extmod/machine_pulse.o \
extmod/machine_i2c.o \
extmod/machine_spi.o \
extmod/modussl_axtls.o \
extmod/modussl_mbedtls.o \
extmod/modurandom.o \
extmod/moduselect.o \
extmod/moduwebsocket.o \
extmod/modwebrepl.o \
extmod/modframebuf.o \
extmod/vfs.o \
extmod/vfs_reader.o \
extmod/vfs_posix.o \
extmod/vfs_posix_file.o \
extmod/vfs_fat.o \
extmod/vfs_fat_diskio.o \
extmod/vfs_fat_file.o \
extmod/utime_mphal.o \
extmod/uos_dupterm.o \
lib/embed/abort_.o \
lib/utils/printf.o \
# prepend the build destination prefix to the py object files
PY_CORE_O = $(addprefix $(BUILD)/, $(PY_CORE_O_BASENAME))
PY_EXTMOD_O = $(addprefix $(BUILD)/, $(PY_EXTMOD_O_BASENAME))
# this is a convenience variable for ports that want core, extmod and frozen code
PY_O = $(PY_CORE_O) $(PY_EXTMOD_O)
# object file for frozen files
ifneq ($(FROZEN_DIR),)
PY_O += $(BUILD)/$(BUILD)/frozen.o
endif
# object file for frozen bytecode (frozen .mpy files)
ifneq ($(FROZEN_MPY_DIR),)
PY_O += $(BUILD)/$(BUILD)/frozen_mpy.o
endif
# Sources that may contain qstrings
SRC_QSTR_IGNORE = py/nlr%
SRC_QSTR += $(SRC_MOD) $(filter-out $(SRC_QSTR_IGNORE),$(PY_CORE_O_BASENAME:.o=.c)) $(PY_EXTMOD_O_BASENAME:.o=.c)
# Anything that depends on FORCE will be considered out-of-date
FORCE:
.PHONY: FORCE
$(HEADER_BUILD)/mpversion.h: FORCE | $(HEADER_BUILD)
$(Q)$(PYTHON) $(PY_SRC)/makeversionhdr.py $@
# mpconfigport.mk is optional, but changes to it may drastically change
# overall config, so they need to be caught
MPCONFIGPORT_MK = $(wildcard mpconfigport.mk)
# qstr data
# Adding an order only dependency on $(HEADER_BUILD) causes $(HEADER_BUILD) to get
# created before we run the script to generate the .h
# Note: we need to protect the qstr names from the preprocessor, so we wrap
# the lines in "" and then unwrap after the preprocessor is finished.
$(HEADER_BUILD)/qstrdefs.generated.h: $(PY_QSTR_DEFS) $(QSTR_DEFS) $(QSTR_DEFS_COLLECTED) $(PY_SRC)/makeqstrdata.py mpconfigport.h $(MPCONFIGPORT_MK) $(PY_SRC)/mpconfig.h | $(HEADER_BUILD)
$(ECHO) "GEN $@"
$(Q)$(CAT) $(PY_QSTR_DEFS) $(QSTR_DEFS) $(QSTR_DEFS_COLLECTED) | $(SED) 's/^Q(.*)/"&"/' | $(CPP) $(CFLAGS) - | $(SED) 's/^\"\(Q(.*)\)\"/\1/' > $(HEADER_BUILD)/qstrdefs.preprocessed.h
$(Q)$(PYTHON) $(PY_SRC)/makeqstrdata.py $(HEADER_BUILD)/qstrdefs.preprocessed.h > $@
# build a list of registered modules for py/objmodule.c.
$(HEADER_BUILD)/moduledefs.h: $(SRC_QSTR) $(QSTR_GLOBAL_DEPENDENCIES) | $(HEADER_BUILD)/mpversion.h
@$(ECHO) "GEN $@"
$(Q)$(PYTHON) $(PY_SRC)/makemoduledefs.py --vpath="., $(TOP), $(USER_C_MODULES)" $(SRC_QSTR) > $@
SRC_QSTR += $(HEADER_BUILD)/moduledefs.h
# Force nlr code to always be compiled with space-saving optimisation so
# that the function preludes are of a minimal and predictable form.
$(PY_BUILD)/nlr%.o: CFLAGS += -Os
# optimising gc for speed; 5ms down to 4ms on pybv2
$(PY_BUILD)/gc.o: CFLAGS += $(CSUPEROPT)
# 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: CFLAGS += $(CSUPEROPT)
# Optimizing vm.o for modern deeply pipelined CPUs with branch predictors
# may require disabling tail jump optimization. This will make sure that
# each opcode has its own dispatching jump which will improve branch
# branch predictor efficiency.
# https://marc.info/?l=lua-l&m=129778596120851
# http://hg.python.org/cpython/file/b127046831e2/Python/ceval.c#l828
# http://www.emulators.com/docs/nx25_nostradamus.htm
#-fno-crossjumping
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