mirror of
https://github.com/openhwgroup/cvw
synced 2025-02-11 06:05:49 +00:00
61 lines
2.1 KiB
Bash
Executable File
61 lines
2.1 KiB
Bash
Executable File
#!/bin/bash
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source genSettings.sh
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tcpPort=1236
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# Parse Commandline Arg
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if [ "$#" -ne 1 ]; then
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echo "genCheckpoint requires 1 argument: <num instrs>" >&2
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exit 1
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fi
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instrs=$1
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if ! [ "$instrs" -eq "$instrs" ] 2> /dev/null
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then
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echo "Error expected integer number of instructions, got $instrs" >&2
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exit 1
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fi
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checkOutDir="$outDir/checkpoint$instrs"
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checkIntermedDir="$checkOutDir/intermediate-outputs"
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read -p "This scripts is going to create a checkpoint at $instrs instrs.
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Is that what you wanted? (y/n) " -n 1 -r
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echo
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if [[ $REPLY =~ ^[Yy]$ ]]
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then
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echo "Creating checkpoint at $instrs instructions!"
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mkdir -p $checkOutDir
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mkdir -p $checkIntermedDir
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# Identify instruction in trace
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instr=$(sed "${instrs}q;d" "../linux-testvectors/all.txt")
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echo "Found ${instrs}th instr: ${instr}"
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pc=$(echo $instr | cut -d " " -f1)
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asm=$(echo $instr | cut -d " " -f2)
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occurences=$(($(head -$instrs "../linux-testvectors/all.txt" | grep -c "${pc} ${asm}")-1))
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echo "It occurs ${occurences} times before the ${instrs}th instr."
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# GDB+QEMU
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echo "Starting QEMU with attached GDB script at $(date +%H:%M:%S)"
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($customQemu \
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-M virt \
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-nographic \
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-bios $imageDir/fw_jump.elf -kernel $imageDir/Image -append "root=/dev/vda ro" -initrd $imageDir/rootfs.cpio \
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-singlestep -rtc clock=vm -icount shift=1,align=off,sleep=on,rr=replay,rrfile="$intermedDir/$recordFile" \
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-gdb tcp::$tcpPort -S) \
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& riscv64-unknown-elf-gdb --quiet \
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-x genCheckpoint.gdb -ex "genCheckpoint $tcpPort $instrs \"$checkIntermedDir\" \"$pc\" $occurences"
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echo "Completed GDB script completed at $(date +%H:%M:%S)"
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# Post-Process GDB outputs
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./parseState.py "$checkOutDir"
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echo "Changing Endianness at $(date +%H:%M:%S)"
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make
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./fixBinMem "$checkIntermedDir/ramGDB.bin" "$checkOutDir/ram.bin"
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echo "Creating truncated trace at $(date +%H:%M:%S)"
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tail -n+$instrs "$outDir/$traceFile" > "$checkOutDir/$traceFile"
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echo "Checkpoint completed at $(date +%H:%M:%S)"
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else
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echo "You can change the number of instructions by editing the \"instrs\" variable in this script."
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echo "Have a nice day!"
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fi
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