mirror of
https://github.com/c64scene-ar/llvm-6502.git
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Made removing the object files a separate sh command so that it can easily be commented out. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11888 91177308-0d34-0410-b5e6-96231b3b80d8
151 lines
3.6 KiB
Bash
Executable File
151 lines
3.6 KiB
Bash
Executable File
#!/bin/sh
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# check-each-file
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# Used to narrow down a miscompilation to one .o file from a list. Please read
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# the usage procedure, below, for command-line syntax (or run it with --help).
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# This script depends on the llvm-native-gcc script.
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if [ x$1 = x--make-linker-script ]
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then
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program=$2
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linker=./link-$program
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echo "Building $program with llvm-native-gcc"
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rm -f $program
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gmake -e $program CC=llvm-native-gcc CXX=llvm-native-gxx
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echo "Erasing $program and re-linking it"
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rm -f $program
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echo "rm -f $program" > $linker
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gmake -n $program >> $linker
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chmod 755 $linker
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echo "Linker script created in $linker; testing it out"
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output=`./$linker 2>&1`
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case "$output" in
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*undefined*reference*__main*)
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echo "$program appears to need a dummy __main function; adding one"
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echo "void __main () { }" > __main.c
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gcc -c __main.c
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echo "Done; rebuilding $linker"
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echo "rm -f $program" > $linker
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gmake -n $program 2>&1 | sed '/gcc/s/$/__main.o/' >> $linker
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./$linker > /dev/null 2>&1
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if [ ! -x $program ]
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then
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echo "WARNING: linker script didn't work"
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fi
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;;
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*)
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if [ ! -x $program ]
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then
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echo "WARNING: linker script didn't work"
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fi
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;;
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esac
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echo "Linker script created in $linker; please check it manually"
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exit 0
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fi
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checkfiles="$1"
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program="$2"
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linker="$3"
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checker="$4"
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usage () {
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myname=`basename $0`
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echo "$myname --make-linker-script PROGRAM"
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echo "$myname OBJECTS-FILE PROGRAM LINKER CHECKER"
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echo ""
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echo "OBJECTS-FILE is a text file containing the names of all the .o files"
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echo "PROGRAM is the name of the executable under test"
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echo "(there must also exist a Makefile in the current directory which"
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echo "has PROGRAM as a target)"
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echo "LINKER is the script that builds PROGRAM; try --make-linker-script"
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echo "to automatically generate it"
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echo "CHECKER is the script that exits 0 if PROGRAM is ok, 1 if it is not OK"
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echo "(LINKER and CHECKER must be in your PATH, or you should specify ./)"
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echo ""
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echo "Bugs to <gaeke@uiuc.edu>."
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exit 1
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}
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if [ x$1 = x--help ]
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then
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usage
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fi
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if [ -z "$checkfiles" ]
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then
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echo "ERROR: Must specify name of file w/ list of objects as 1st arg."
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echo "(got \"$checkfiles\")"
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usage
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fi
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if [ ! -f "$checkfiles" ]
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then
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echo "ERROR: $checkfiles not found"
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usage
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fi
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if [ -z "$program" ]
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then
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echo "ERROR: Must specify name of program as 2nd arg."
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usage
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fi
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if [ -z "$linker" ]
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then
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echo "ERROR: Must specify name of link script as 3rd arg."
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usage
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fi
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if [ ! -x "$linker" ]
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then
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echo "ERROR: $linker not found or not executable"
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echo "You may wish to try: $0 --make-linker-script $program"
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usage
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fi
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if [ -z "$checker" ]
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then
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echo "ERROR: Must specify name of $program check script as 3rd arg."
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usage
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fi
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if [ ! -x "$checker" ]
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then
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echo "ERROR: $checker not found or not executable"
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usage
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fi
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files=`cat $checkfiles`
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echo "Recompiling everything with llvm-native-gcc"
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for f in $files
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do
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rm -f $f
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gmake $f CC=llvm-native-gcc CXX=llvm-native-gxx
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done
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rm -f $program
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$linker
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if $checker
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then
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echo "Sorry, I can't help you, $program is OK when compiled with llvm-native-gcc"
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exit 1
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fi
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for f in $files
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do
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echo Trying to compile $f with native gcc and rebuild $program
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mv ${f} ${f}__OLD__
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gmake ${f} CC=gcc > /dev/null 2>&1
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$linker
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echo Checking validity of new $program
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if $checker
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then
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echo Program is OK
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okfiles="$okfiles $f"
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else
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echo Program is not OK
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notokfiles="$notokfiles $f"
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fi
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mv ${f}__OLD__ ${f}
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done
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echo ""
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echo "Program is OK when these files are recompiled with native gcc: "
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echo "$okfiles"
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echo ""
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echo "Program is not OK when these files are recompiled with native gcc: "
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echo "$notokfiles"
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echo ""
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exit 0
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