43 lines
815 B
Bash
Executable File
43 lines
815 B
Bash
Executable File
#!/bin/sh
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MESSAGE=$1
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BASE_DIR=$2
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PR_DIR=$3
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shift 3
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# this assumes we're running from the repository root
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AVR_SIZE=$(echo .dependencies/avr-gcc-*/bin/avr-size)
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test -x "$AVR_SIZE" || exit 2
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avr_size()
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{
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"$AVR_SIZE" --mcu=atmega2560 -C "$@"
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}
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avr_flash()
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{
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avr_size "$@" | sed -ne 's/^Program: *\([0-9]\+\).*/\1/p'
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}
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avr_ram()
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{
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avr_size "$@" | sed -ne 's/^Data: *\([0-9]\+\).*/\1/p'
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}
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cat <<EOF > "$MESSAGE"
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| ΔFlash (bytes) | ΔSRAM (bytes) |
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| -------------- | ------------- |
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EOF
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base_bin=$(echo ${BASE_DIR}/firmware)
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base_flash=$(avr_flash "$base_bin")
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base_ram=$(avr_ram "$base_bin")
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pr_bin=$(echo ${PR_DIR}/firmware)
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pr_flash=$(avr_flash "$pr_bin")
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pr_ram=$(avr_ram "$pr_bin")
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flash_d=$(($pr_flash - $base_flash))
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ram_d=$(($pr_ram - $base_ram))
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echo "| $flash_d | $ram_d |" >> "$MESSAGE"
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