add machine-readable binary size output ("make attributes")

8 files changed, 70 insertions, 7 deletions

diff --git a/script/size.py b/script/size.py
new file mode 100755
index 0000000..e553314
--- /dev/null
+++ b/script/size.py
@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+
+import json
+import re
+import subprocess
+import sys
+
+
+def main(size_executable, rom_sections, ram_sections):
+    rom_sections = rom_sections.split(",")
+    ram_sections = ram_sections.split(",")
+
+    status = subprocess.run(
+        [size_executable, "-A", "build/system.elf"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        universal_newlines=True,
+    )
+
+    section_size = dict()
+
+    for line in status.stdout.split("\n"):
+        match = re.match("[.](\S+)\s+(\d+)", line)
+        if match:
+            section = match.group(1)
+            size = int(match.group(2))
+            section_size[section] = size
+
+    total = {
+        "ROM": sum(map(lambda section: section_size[section], rom_sections)),
+        "RAM": sum(map(lambda section: section_size[section], ram_sections)),
+    }
+
+    output = {"section": section_size, "total": total}
+
+    print(json.dumps(output))
+
+
+if __name__ == "__main__":
+    main(*sys.argv[1:])
diff --git a/src/arch/arduino-nano/Makefile.inc b/src/arch/arduino-nano/Makefile.inc
index 6768c35..ea8c89b 100644
--- a/src/arch/arduino-nano/Makefile.inc
+++ b/src/arch/arduino-nano/Makefile.inc
@@ -173,4 +173,7 @@ arch_info:
 	@echo "Counter Overflow: 65536/255"
 	@echo "Monitor: ${SERIAL_PORT} ${uart_baud}"
 
-.PHONY: arch_clean arch_help arch_info monitor program size
+attributes: build/system.elf
+	${QUIET}script/size.py avr-size text,data data,bss
+
+.PHONY: arch_clean arch_help arch_info attributes monitor program size
diff --git a/src/arch/blinkenrocket/Makefile.inc b/src/arch/blinkenrocket/Makefile.inc
index ba66152..50b464a 100644
--- a/src/arch/blinkenrocket/Makefile.inc
+++ b/src/arch/blinkenrocket/Makefile.inc
@@ -84,4 +84,7 @@ arch_info:
 	@echo "Counter Overflow: ?/?"
 	@echo "Monitor: ${SERIAL_PORT} 115200"
 
-.PHONY: arch_clean arch_help arch_info monitor program
+attributes: build/system.elf
+	${QUIET}script/size.py avr-size text,data data,bss
+
+.PHONY: arch_clean arch_help arch_info attributes monitor program
diff --git a/src/arch/esp8266/Makefile.inc b/src/arch/esp8266/Makefile.inc
index ecb5a7d..89c244a 100644
--- a/src/arch/esp8266/Makefile.inc
+++ b/src/arch/esp8266/Makefile.inc
@@ -11,6 +11,7 @@ AR = ${TOOLCHAIN_BASE}/xtensa-lx106-elf-ar
 LD = ${TOOLCHAIN_BASE}/xtensa-lx106-elf-gcc
 OBJCOPY = ${TOOLCHAIN_BASE}/xtensa-lx106-elf-objcopy
 OBJDUMP = ${TOOLCHAIN_BASE}/xtensa-lx106-elf-objdump
+SIZE = ${TOOLCHAIN_BASE}/xtensa-lx106-elf-size
 
 ifeq (${aspectc}, 1)
 	CXX = ag++ -r build/repo.acp -v 0 --c_compiler ${TOOLCHAIN_BASE}/xtensa-lx106-elf-g++ -p . --Xcompiler
@@ -110,4 +111,7 @@ arch_info:
 	@echo "Counter Overflow: 4294967296/0"
 	@echo "Monitor: ${SERIAL_PORT} 115200"
 
-.PHONY: arch_clean arch_help arch_info monitor program
+attributes: build/system.elf
+	${QUIET}script/size.py ${SIZE} text,irom0.text data,bss
+
+.PHONY: arch_clean arch_help arch_info attributes monitor program
diff --git a/src/arch/msp430fr5969lp/Makefile.inc b/src/arch/msp430fr5969lp/Makefile.inc
index af285ac..99b5de2 100644
--- a/src/arch/msp430fr5969lp/Makefile.inc
+++ b/src/arch/msp430fr5969lp/Makefile.inc
@@ -156,4 +156,7 @@ arch_info:
 	@echo "sleep_ms Overflow: 250 500"
 	@echo "Monitor: /dev/${SERIAL_PORT} 115200"
 
-.PHONY: arch_clean arch_help arch_info monitor program
+attributes: build/system.elf
+	${QUIET}script/size.py ${SIZE} text,data data,bss
+
+.PHONY: arch_clean arch_help arch_info attributes monitor program
diff --git a/src/arch/msp430fr5994lp/Makefile.inc b/src/arch/msp430fr5994lp/Makefile.inc
index 68d3894..1bce0b5 100644
--- a/src/arch/msp430fr5994lp/Makefile.inc
+++ b/src/arch/msp430fr5994lp/Makefile.inc
@@ -179,4 +179,7 @@ arch_info:
 	@echo "sleep_ms Overflow: 250 500"
 	@echo "Monitor: /dev/${SERIAL_PORT} 115200"
 
-.PHONY: arch_clean arch_help arch_info monitor program
+attributes: build/system.elf
+	${QUIET}script/size.py ${SIZE} text,data data,bss
+
+.PHONY: arch_clean arch_help arch_info attributes monitor program
diff --git a/src/arch/posix/Makefile.inc b/src/arch/posix/Makefile.inc
index adbea7a..158d879 100644
--- a/src/arch/posix/Makefile.inc
+++ b/src/arch/posix/Makefile.inc
@@ -70,4 +70,7 @@ arch_info:
 	@echo "Counter Overflow: 18446744073709551616/1"
 	@echo "Monitor: run build/system.elf"
 
-.PHONY: arch_clean arch_help arch_info monitor program run
+attributes: build/system.elf
+	${QUIET}script/size.py size text data,bss
+
+.PHONY: arch_clean arch_help arch_info attributes monitor program run
diff --git a/src/arch/stm32f446re-nucleo/Makefile.inc b/src/arch/stm32f446re-nucleo/Makefile.inc
index e5f4641..70384b5 100644
--- a/src/arch/stm32f446re-nucleo/Makefile.inc
+++ b/src/arch/stm32f446re-nucleo/Makefile.inc
@@ -14,6 +14,7 @@ CC = arm-none-eabi-gcc
 CXX = arm-none-eabi-g++
 OBJCOPY = arm-none-eabi-objcopy
 OBJDUMP = arm-none-eabi-objdump
+SIZE = arm-none-eabi-size
 
 CXX_TARGETS += src/arch/stm32f446re-nucleo/arch.cc
 
@@ -125,4 +126,7 @@ arch_info:
 	@echo "Counter Overflow: 65536/255"
 	@echo "Monitor: /dev/${SERIAL_PORT} 115200"
 
-.PHONY: arch_clean arch_help arch_info monitor program
+attributes: build/system.elf
+	${QUIET}script/size.py ${SIZE} text,data data,bss
+
+.PHONY: arch_clean arch_help arch_info attributes monitor program