forked from Github_Repos/cvw
revamp linux testvector generation for refactoring checkpoint generation
This commit is contained in:
bbracker
parent
5d60a3a9df
commit
d445095f1b
@ -1,25 +0,0 @@
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#!/bin/bash
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# Oftentimes this script runs so long you'll go to sleep.
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# But you don't want the script to die when your computer goes to sleep.
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# So consider invoking this with nohup (i.e. "nohup ./logAllBuildroot.sh")
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# You can run "tail -f nohup.out" to see what would've
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# outputted to the terminal if you didn't use nohup
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# use on tera.
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customQemu="/courses/e190ax/qemu_sim/rv64_initrd/qemu_experimental/qemu/build/qemu-system-riscv64"
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# use on other systems
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#customQemu="qemu-system-riscv64"
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imageDir="../buildroot-image-output"
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intermedDir="../linux-testvectors/intermediate-outputs"
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outDir="../linux-testvectors"
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# - Logs info needed by buildroot testbench
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read -p "Warning: running this script will overwrite the contents of $outDir/all.txt.
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Would you like to proceed? (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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($customQemu -M virt -nographic -bios $imageDir/fw_jump.elf -kernel $imageDir/Image -append "root=/dev/vda ro" -initrd $imageDir/rootfs.cpio -rtc clock=vm -icount shift=1 -d nochain,cpu,in_asm -serial /dev/null -singlestep -gdb tcp::1236 -S 2>&1 >/dev/null | ./parse_qemu.py | ./parseNew.py | ./remove_dup.awk > $outDir/all.txt) & riscv64-unknown-elf-gdb -x gdbinit_qemulog
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fi
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@ -1,35 +0,0 @@
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#!/bin/bash
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# Oftentimes this script runs so long you'll go to sleep.
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# But you don't want the script to die when your computer goes to sleep.
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# So consider invoking this with nohup (i.e. "nohup ./logAllBuildroot.sh")
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# You can run "tail -f nohup.out" to see what would've
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# outputted to the terminal if you didn't use nohup
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# use on tera.
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customQemu="/courses/e190ax/qemu_sim/rv64_initrd/qemu_experimental/qemu/build/qemu-system-riscv64"
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# use on other systems
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#customQemu="qemu-system-riscv64"
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instrs=50000000
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imageDir="../buildroot-image-output"
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outDir="../linux-testvectors/checkpoint$instrs"
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intermedDir="$outDir/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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mkdir -p $outDir
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mkdir -p $intermedDir
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# Simulate QEMU, parse QEMU trace, run GDB script which logs a bunch of data at the checkpoint
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($customQemu -M virt -nographic -bios $imageDir/fw_jump.elf -kernel $imageDir/Image -append "root=/dev/vda ro" -initrd $imageDir/rootfs.cpio -rtc clock=vm -icount shift=1 -d nochain,cpu,in_asm -serial /dev/null -singlestep -gdb tcp::1240 -S 2>&1 1>&2 | ./parse_qemu.py | ./parseNew.py | ./remove_dup.awk > $intermedDir/rawTrace.txt) & riscv64-unknown-elf-gdb -x ./checkpoint.gdb -ex "createCheckpoint $instrs \"$intermedDir\""
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# Post-Process GDB outputs
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./parseState.py "$outDir"
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./fix_mem.py "$intermedDir/ramGDB.txt" "$outDir/ram.txt"
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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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30
wally-pipelined/linux-testgen/testvector-generation/checkpoint.gdb
Executable file → Normal file
30
wally-pipelined/linux-testgen/testvector-generation/checkpoint.gdb
Executable file → Normal file
@ -1,4 +1,4 @@
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define createCheckpoint
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define genCheckpoint
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# GDB config
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set pagination off
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set logging overwrite on
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@ -11,24 +11,32 @@ define createCheckpoint
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# QEMU Config
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maintenance packet Qqemu.PhyMemMode:1
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# Argument Parsing
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set $statePath=$arg1
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set $ramPath=$arg1
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eval "set $statePath = \"%s/stateGDB.txt\"", $statePath
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eval "set $ramPath = \"%s/ramGDB.txt\"", $ramPath
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# Symbol file
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file ../buildroot-image-output/vmlinux
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# Argument Parsing
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set $tcpPort=$arg0
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set $instrCount=$arg1
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set $statePath=$arg2
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set $ramPath=$arg3
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set $checkPC=$arg4
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set $checkPCoccurences=$arg5
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eval "set $statePath = \"%s/stateGDB.txt\"", $statePath
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eval "set $ramPath = \"%s/ramGDB.txt\"", $ramPath
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# Step over reset vector into actual code
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stepi 1000
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stepi 100
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# Set breakpoint for where to stop
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b do_idle
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# Proceed to checkpoint
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printf "GDB proceeding to checkpoint at %d instrs\n", $arg0
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stepi $arg0-1000
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printf "GDB proceeding to checkpoint at %d instrs\n", $instrCount
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#stepi $instrCount-1000
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b *$checkPC
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ignore 2 $checkPCoccurences
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c
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printf "Reached checkpoint at %d instrs\n", $arg0
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printf "Reached checkpoint at %d instrs\n", $instrCount
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# Log all registers to a file
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printf "GDB storing state to %s\n", $statePath
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@ -1,12 +1,18 @@
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set pagination off
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file ../buildroot-image-output/fw_jump.elf
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file ../buildroot-image-output/vmlinux
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target extended-remote :1237
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b *0x80200040
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c
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file ../buildroot-image-output/vmlinux
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#del 1
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#stepi 500
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#b irqchip_plic_warm_init
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#c
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#b plic_init
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#c
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b do_idle
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c
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#b do_idle
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#c
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#b *0xffffffff80202e58
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#ignore 2 87
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#c
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#del 2
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@ -1,11 +0,0 @@
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set pagination off
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target extended-remote :1236
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file ../buildroot-image-output/vmlinux
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stepi 1000
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b do_idle
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ignore 1 2
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c
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# using 3 continues didn't work because the first breakpoint hit causes a pipe break error
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set confirm off
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kill
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q
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56
wally-pipelined/linux-testgen/testvector-generation/genCheckpoint.gdb
Executable file
56
wally-pipelined/linux-testgen/testvector-generation/genCheckpoint.gdb
Executable file
@ -0,0 +1,56 @@
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define genCheckpoint
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# GDB config
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set pagination off
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set logging overwrite on
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set logging redirect on
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set confirm off
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# Argument Parsing
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set $tcpPort=$arg0
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set $instrCount=$arg1
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set $statePath=$arg2
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set $ramPath=$arg3
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set $checkPC=$arg4
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set $checkPCoccurences=$arg5
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eval "set $statePath = \"%s/stateGDB.txt\"", $statePath
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eval "set $ramPath = \"%s/ramGDB.txt\"", $ramPath
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# Connect to QEMU session
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eval "target extended-remote :%d",$tcpPort
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# QEMU Config
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maintenance packet Qqemu.PhyMemMode:1
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# Symbol file
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file ../buildroot-image-output/vmlinux
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# Step over reset vector into actual code
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stepi 100
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# Set breakpoint for where to stop
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b do_idle
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# Proceed to checkpoint
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printf "GDB proceeding to checkpoint at %d instrs\n", $instrCount
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#stepi $instrCount-1000
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b *$checkPC
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ignore 2 $checkPCoccurences
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c
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printf "Reached checkpoint at %d instrs\n", $instrCount
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# Log all registers to a file
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printf "GDB storing state to %s\n", $statePath
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eval "set logging file %s", $statePath
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set logging on
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info all-registers
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set logging off
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# Log main memory to a file
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printf "GDB storing RAM to %s\n", $ramPath
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eval "set logging file %s", $ramPath
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set logging on
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x/134217728xb 0x80000000
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set logging off
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kill
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q
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end
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39
wally-pipelined/linux-testgen/testvector-generation/genCheckpoint.sh
Executable file
39
wally-pipelined/linux-testgen/testvector-generation/genCheckpoint.sh
Executable file
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#!/bin/bash
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source genSettings.sh
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tcpPort=1236
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instrs=8500000
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checkOutDir="$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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mkdir -p $checkOutDir
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mkdir -p $checkIntermedDir
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instr=$(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 ${instrs}th instr."
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# Simulate QEMU, parse QEMU trace, run GDB script which logs a bunch of data at the checkpoint
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($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 -x genCheckpoint.gdb -ex "genCheckpoint $tcpPort $instrs \"$checkIntermedDir\" 0x$pc $occurences"
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# Post-Process GDB outputs
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./parseState.py "$checkOutDir"
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./fix_mem.py "$intermedDir/ramGDB.txt" "$checkOutDir/ram.txt"
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tail -n+$(($instrs-9)) "$outDir/$traceFile" > "$checkOutDir/$traceFile"
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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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44
wally-pipelined/linux-testgen/testvector-generation/genInitMem.gdb
Executable file
44
wally-pipelined/linux-testgen/testvector-generation/genInitMem.gdb
Executable file
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define genInitMem
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# GDB config
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set pagination off
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set logging overwrite on
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set logging redirect on
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set confirm off
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# Argument Parsing
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set $tcpPort=$arg0
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set $bootmemPath=$arg1
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set $untrimmedBootmemPath=$arg1
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set $ramPath=$arg1
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eval "set $bootmemPath = \"%s/bootmemGDB.txt\"", $bootmemPath
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eval "set $untrimmedBootmemPath = \"%s/untrimmedBootmemGDB.txt\"", $untrimmedBootmemPath
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eval "set $ramPath = \"%s/ramGDB.txt\"", $ramPath
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# Connect to QEMU session
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eval "target extended-remote :%d",$tcpPort
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# QEMU Config
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maintenance packet Qqemu.PhyMemMode:1
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printf "Creating %s\n",$bootmemPath
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eval "set logging file %s", $bootmemPath
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set logging on
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x/4096xb 0x1000
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set logging off
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printf "Creating %s\n",$untrimmedBootmemPath
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printf "Warning - please verify that the second half of %s is all 0s\n",$untrimmedBootmemPath
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eval "set logging file %s", $untrimmedBootmemPath
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set logging on
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x/8192xb 0x1000
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set logging off
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printf "Creating %s\n", $ramPath
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eval "set logging file %s", $ramPath
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set logging on
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x/134217728xb 0x80000000
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set logging off
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kill
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q
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end
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27
wally-pipelined/linux-testgen/testvector-generation/genInitMem.sh
Executable file
27
wally-pipelined/linux-testgen/testvector-generation/genInitMem.sh
Executable file
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#!/bin/bash
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source genSettings.sh
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tcpPort=1235
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read -p "Warning: running this script will overwrite the contents of memory dumps needed for simulation.
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Would you like to proceed? (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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($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 $imageDir/rootfs.cpio \
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-gdb tcp::$tcpPort -S 2>/dev/null >/dev/null) \
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& riscv64-unknown-elf-gdb -quiet -x genInitMem.gdb -ex "genInitMem $tcpPort \"$intermedDir\""
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echo "Translating Mem from GDB to Questa format"
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./fix_mem.py "$intermedDir/bootmemGDB.txt" "$outDir/bootmem.txt"
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./fix_mem.py "$intermedDir/ramGDB.txt" "$outDir/ram.txt"
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echo "Done"
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echo "Creating debugging objdump of linux image"
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riscv64-unknown-elf-objdump -D $imageDir/vmlinux > $outDir/vmlinux.objdump
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extractFunctionRadix.sh $outDir/vmlinux.objdump
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echo "Done"
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fi
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11
wally-pipelined/linux-testgen/testvector-generation/genSettings.sh
Executable file
11
wally-pipelined/linux-testgen/testvector-generation/genSettings.sh
Executable file
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#!/bin/bash
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# Warning! This is Tera-specific absolute path
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# *** on the long term we'll want to include QEMU in the addins folder
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export customQemu="/courses/e190ax/qemu_sim/rv64_initrd/qemu_experimental/qemu/build/qemu-system-riscv64"
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export imageDir="../buildroot-image-output"
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export outDir="../linux-testvectors-experimental"
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export intermedDir="$outDir/intermediate-outputs"
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export traceFile="all.txt"
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export recordFile="all.qemu"
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export tcpPort=1234
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24
wally-pipelined/linux-testgen/testvector-generation/genTrace.gdb
Executable file
24
wally-pipelined/linux-testgen/testvector-generation/genTrace.gdb
Executable file
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define genTrace
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# Arguments
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set $tcpPort=$arg0
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# GDB config
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set pagination off
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set logging overwrite on
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set logging redirect on
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set confirm off
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# Connect to QEMU session
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eval "target extended-remote :%d",$tcpPort
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# Symbol Files
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file ../buildroot-image-output/vmlinux
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# Run until Linux login prompt
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b do_idle
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ignore 1 2
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c
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kill
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q
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emd
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24
wally-pipelined/linux-testgen/testvector-generation/genTrace.sh
Executable file
24
wally-pipelined/linux-testgen/testvector-generation/genTrace.sh
Executable file
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#!/bin/bash
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source genSettings.sh
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tcpPort=1234
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read -p "Warning: running this script will overwrite the contents of:
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$outDir/$traceFile
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$outDir/$recordFile
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Would you like to proceed? (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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mkdir -p $outDir
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mkdir -p $intermedDir
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($customQemu \
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-M virt \
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-nographic -serial /dev/null \
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-bios $imageDir/fw_jump.elf -kernel $imageDir/Image -append "root=/dev/vda ro" -initrd $imageDir/rootfs.cpio \
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-singlestep -rtc clock=vm -icount shift=1,align=off,sleep=on,rr=record,rrfile="$intermedDir/$recordFile" \
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-d nochain,cpu,in_asm \
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-gdb tcp::$tcpPort -S \
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2>&1 >/dev/null | ./parseQemuToGDB.py | ./parseGDBtoTrace.py | ./remove_dup.awk > "$outDir/$traceFile") \
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& riscv64-unknown-elf-gdb -quiet -x genTrace.gdb -ex "genTrace $tcpPort"
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fi
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@ -1,28 +0,0 @@
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#!/bin/bash
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# use on tera.
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customQemu="/courses/e190ax/qemu_sim/rv64_initrd/qemu_experimental/qemu/build/qemu-system-riscv64"
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# use on other systems
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#customQemu="qemu-system-riscv64"
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imageDir="../buildroot-image-output"
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testVecDir="../linux-testvectors"
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read -p "Warning: running this script will overwrite the contents of memory dumps needed for simulation.
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Would you like to proceed? (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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($customQemu -M virt -nographic -bios $imageDir/fw_jump.elf -kernel $imageDir/Image -append "root=/dev/vda ro" -initrd $imageDir/rootfs.cpio -d nochain,cpu,in_asm -serial /dev/null -singlestep -gdb tcp::1235 -S 2>/dev/null >/dev/null) &
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riscv64-unknown-elf-gdb -x gdbinit_mem
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echo "Translating Mem from GDB to Questa format"
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./fix_mem.py "$testVecDir/intermediate-outputs/bootmemGDB.txt" "$testVecDir/bootmem.txt"
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./fix_mem.py "$testVecDir/intermediate-outputs/ramGDB.txt" "$testVecDir/ram.txt"
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echo "Done"
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echo "Creating debugging objdump of linux image"
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riscv64-unknown-elf-objdump -D $imageDir/vmlinux > $testVecDir/vmlinux.objdump
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extractFunctionRadix.sh $testVecDir/vmlinux.objdump
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echo "Done"
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fi
|
||||
@ -110,6 +110,7 @@ def parseRegs(l):
|
||||
# Main Code #
|
||||
#############
|
||||
for l in fileinput.input():
|
||||
#sys.stderr.write(l)
|
||||
if l.startswith('qemu-system-riscv64: QEMU: Terminated via GDBstub'):
|
||||
break
|
||||
elif l.startswith('IN:'):
|
||||
@ -34,7 +34,7 @@ stateGDBpath = outDir+'intermediate-outputs/stateGDB.txt'
|
||||
if not os.path.exists(stateGDBpath):
|
||||
sys.exit('Error input file '+stateGDBpath+'not found')
|
||||
|
||||
singleCSRs = ['mip','mie','mscratch','mcause','mepc','mtvec','medeleg','mideleg','sscratch','scause','sepc','stvec','sedeleg','sideleg','satp','mstatus']
|
||||
singleCSRs = ['pc','mip','mie','mscratch','mcause','mepc','mtvec','medeleg','mideleg','sscratch','scause','sepc','stvec','sedeleg','sideleg','satp','mstatus']
|
||||
thirtyTwoBitCSRs = ['mcounteren','scounteren']
|
||||
listCSRs = ['hpmcounter','pmpaddr']
|
||||
pmpcfg = ['pmpcfg']
|
||||
@ -90,7 +90,7 @@ with open(stateGDBpath, 'r') as stateGDB:
|
||||
outFileName = 'checkpoint-'+name.upper().strip('0123456789')
|
||||
outFile = open(outDir+outFileName, 'a')
|
||||
fourPmp = int(val,16)
|
||||
for i in range(4):
|
||||
for i in range(3,-1,-1):
|
||||
byte = (fourPmp >> 4*i) & 0xf
|
||||
outFile.write(hex(byte)[2:]+'\n')
|
||||
outFile.close()
|
||||
|
||||
Loading…
Reference in New Issue
Block a user