Output compiled size and static memory usage

platformio/builder/scripts/stm32.py

@@ -20,6 +20,7 @@ env.Replace(
     CXX="arm-none-eabi-g++",
     OBJCOPY="arm-none-eabi-objcopy",
     RANLIB="arm-none-eabi-ranlib",
+    SIZETOOL="arm-none-eabi-size",
 
     ARFLAGS=["rcs"],
 
@@ -62,6 +63,8 @@ env.Replace(
         "-mcpu=${BOARD_OPTIONS['build']['mcu']}"
     ],
 
+    SIZEPRINTCMD='"$SIZETOOL" -B -d $SOURCES',
+
     UPLOADER=join("$PIOPACKAGES_DIR", "tool-stlink", "st-flash"),
     UPLOADERFLAGS=[
         "write",        # write in flash
@@ -122,6 +125,13 @@ if "uploadlazy" in COMMAND_LINE_TARGETS:
 else:
     target_bin = env.ElfToBin(join("$BUILD_DIR", "firmware"), target_elf)
 
+#
+# Target: Print binary size
+#
+
+target_size = env.Alias("size", target_elf, "$SIZEPRINTCMD")
+AlwaysBuild(target_size)
+
 #
 # Target: Upload by default .bin file
 #
@@ -133,4 +143,4 @@ AlwaysBuild(upload)
 # Target: Define targets
 #
 
-Default(target_bin)
+Default([target_bin, target_size])