mirror of
https://github.com/cesanta/mongoose.git
synced 2026-10-26 12:14:56 +00:00
Бобби
ac6ec15aed
CL: Make esp8266 compilation a little less verbose PUBLISHED_FROM=0ec1412ea32243f263d52fbe0877ecca1efc5aef
78 lines
3.1 KiB
Makefile
78 lines
3.1 KiB
Makefile
CFLAGS_EXTRA ?=
|
|
|
|
XTENSA_TOOLS_ROOT ?= /opt/Espressif/crosstool-NG/builds/xtensa-lx106-elf/bin
|
|
SDK_PATH ?= /opt/Espressif/ESP8266_SDK
|
|
ESPTOOL ?= esptool.py
|
|
ESPPORT ?= /dev/ttyACM0
|
|
ESPSPEED ?= 230400
|
|
# For flash = > 16Mbit
|
|
ESPFLASHARGS = --flash_mode dio --flash_size 32m
|
|
|
|
VERBOSE ?= 0
|
|
|
|
CC := $(XTENSA_TOOLS_ROOT)/xtensa-lx106-elf-gcc
|
|
CXX := $(XTENSA_TOOLS_ROOT)/xtensa-lx106-elf-g++
|
|
AR := $(XTENSA_TOOLS_ROOT)/xtensa-lx106-elf-ar
|
|
LD := $(XTENSA_TOOLS_ROOT)/xtensa-lx106-elf-gcc
|
|
OBJCOPY := $(XTENSA_TOOLS_ROOT)/xtensa-lx106-elf-objcopy
|
|
NM := $(XTENSA_TOOLS_ROOT)/xtensa-lx106-elf-nm
|
|
CC_WRAPPER ?=
|
|
|
|
define link
|
|
$(vecho) "LD $@"
|
|
$(Q) $(CC_WRAPPER) $(LD) $(LIBDIRS) -T$(LD_SCRIPT) $(LDFLAGS) -o $@ \
|
|
-Wl,-Map=$@.map -Wl,--start-group $1 -Wl,--end-group
|
|
endef
|
|
|
|
define compile_params
|
|
$(vecho) "$5 $1"
|
|
$(Q) $(CC_WRAPPER) $3 -MD -MP $(INCDIRS) $4 -c $1 -o $2
|
|
endef
|
|
|
|
define compile
|
|
$(call compile_params,$<,$@, $(CC), $(CFLAGS),"CC")
|
|
endef
|
|
|
|
define compile_cxx
|
|
$(call compile_params,$<,$@, $(CXX), $(CXXFLAGS),"CXX")
|
|
endef
|
|
|
|
# some of these flags works around for gdb 7.5.x stacktrace issue
|
|
# while still allowing -Os to remove padding between data in .rodata
|
|
# section, allowing us to gain about 1k of ram.
|
|
# text section is 4k bigger, but we care more about ram at the moment.
|
|
# TODO(mkm): figure out which flag(s).
|
|
NO_Os_FLAGS= -fno-expensive-optimizations -fno-thread-jumps \
|
|
-fno-align-functions -fno-align-jumps \
|
|
-fno-align-loops -fno-align-labels -fno-caller-saves \
|
|
-fno-crossjumping -fno-cse-follow-jumps -fno-cse-skip-blocks \
|
|
-fno-delete-null-pointer-checks -fno-devirtualize \
|
|
-fno-gcse -fno-gcse-lm -fno-hoist-adjacent-loads \
|
|
-fno-inline-small-functions -fno-indirect-inlining -fno-partial-inlining \
|
|
-fno-ipa-cp -fno-ipa-sra -fno-peephole2 -fno-optimize-sibling-calls -fno-optimize-strlen \
|
|
-fno-reorder-blocks -fno-reorder-blocks-and-partition -fno-reorder-functions \
|
|
-fno-sched-interblock -fno-sched-spec -fno-rerun-cse-after-loop \
|
|
-fno-schedule-insns -fno-schedule-insns2 -fno-strict-aliasing -fno-strict-overflow \
|
|
-fno-tree-builtin-call-dce -fno-tree-switch-conversion -fno-tree-tail-merge \
|
|
-fno-tree-pre -fno-tree-vrp
|
|
|
|
C_CXX_FLAGS = -W -Wall -Werror -Wundef -Wno-comment -Wno-variadic-macros -Wpointer-arith \
|
|
-Wno-missing-field-initializers \
|
|
-pipe -Os $(NO_Os_FLAGS) -g3 \
|
|
-Wl,-EL -fno-inline-functions \
|
|
-D_XOPEN_SOURCE=500 \
|
|
-nostdlib -mlongcalls -mtext-section-literals -D__ets__ -DSTATIC=static \
|
|
-Wno-parentheses \
|
|
-DIRAM='__attribute__((section(".fast.text")))' \
|
|
-DICACHE_RAM_ATTR=IRAM \
|
|
-DNOINSTR='__attribute__((no_instrument_function))' \
|
|
-DCS_PLATFORM=3 \
|
|
-ffunction-sections -fdata-sections
|
|
|
|
CFLAGS = -std=gnu99 $(C_CXX_FLAGS)
|
|
CXXFLAGS = -std=gnu++11 -fno-exceptions $(C_CXX_FLAGS)
|
|
|
|
# linker flags used to generate the main object file
|
|
LDFLAGS = -nostdlib -Wl,--no-check-sections -u call_user_start \
|
|
-Wl,-static -Wl,--gc-sections
|