mirror of
https://github.com/danog/gllvm.git
synced 2024-11-30 10:19:04 +01:00
127 lines
6.6 KiB
Python
127 lines
6.6 KiB
Python
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## trying to get the whole parsing of any config
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import sys,os
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import subprocess
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excluded_dirs=[]
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if len(sys.argv) > 2:
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excluded_dirs=sys.argv[2:]
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script_out= sys.argv[1]
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excluded=[path.split('/') for path in excluded_dirs]
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builtin0 = open("arbi",'r')
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out = open(script_out,"w+")
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link_args = open("/home/vagrant/standalone-build/link-args","w+")
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out.writelines("export build_home=/home/vagrant/standalone-build\n")
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standalone_objects = ["arch/x86/kernel/head_64.o","arch/x86/kernel/head64.o","arch/x86/kernel/ebda.o","arch/x86/kernel/platform-quirks.o"]#,"usr/initramfs_data.o"]
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archbi=["lib","pci","video","power"]
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def write_script(builtin, excluded_paths, depth, base_dir):
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out.writelines("mkdir -p $build_home/built-ins/"+base_dir+" \n")
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directories=[]
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for line in builtin.readlines():
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line=line.split('\n')[0]
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words=line.split('/')
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if words[0]=="arch":
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words[0]=words[0]+'/'+words[1]
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if words[2] in archbi:
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words[0]=words[0]+'/'+words[2]
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if words[depth] not in directories and line not in standalone_objects:
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directories.append(words[depth])
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roots = [path[depth] for path in excluded_paths]
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for direc in directories:
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print base_dir+direc
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if direc in roots:
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if base_dir+direc in excluded_dirs:
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out.writelines("convert-thin-archive.sh "+base_dir+direc+"/built-in.o \n")
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out.writelines("cp "+ base_dir +direc+"/built-in.o.new $build_home/built-ins/"+base_dir+direc+"bi.o \n \n")
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link_args.writelines("built-ins/"+base_dir + direc +"bi.o ")
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else:
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direc_roots = [path for path in excluded_paths if (path[depth]==direc and len(path)>depth+1) ]
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if direc_roots:
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arbi=open(base_dir+direc+"/arbi","w+")
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subprocess.call(["ar", "-t", base_dir+direc+"/built-in.o"],stdout=arbi )
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arbi.close()
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x_builtin = open(base_dir+direc+"/arbi","r")
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write_script(x_builtin,direc_roots,depth+1,base_dir+direc+"/")
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else:
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if direc[-2:] == ".o":
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out.writelines("get-bc -b "+base_dir+direc+"\n")
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out.writelines("mkdir -p $build_home/built-ins/"+base_dir+"objects \n")
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out.writelines("cp "+ base_dir+direc+".bc $build_home/built-ins/"+base_dir+"objects \n")
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out.writelines("clang -c -no-integrated-as -mcmodel=kernel -o $build_home/built-ins/"+base_dir+ direc + " $build_home/built-ins/"+base_dir+"objects/" + direc+".bc \n \n")
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link_args.writelines("built-ins/"+base_dir + direc +" ")
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else:
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if os.path.isfile("/home/vagrant/standalone-build/gllvm.log"):
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#direc_no_slash=direc.split('/')[0]
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#os.rename("/home/vagrant/standalone-build/gllvm.log","/home/vagrant/standalone-build/gllvm"+direc_no_slash+".log")
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os.remove("/home/vagrant/standalone-build/gllvm.log")
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path = base_dir + direc +"/built-in.o"
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subprocess.call(["get-bc", "-b", path ])
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if not os.path.isfile("/home/vagrant/standalone-build/gllvm.log"): subprocess.call(["touch","/home/vagrant/standalone-build/gllvm.log"])
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llvm_log=open("/home/vagrant/standalone-build/gllvm.log","r")
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assembly_objects=[]
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for line in llvm_log.readlines():
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if len(line)>=54 and line[:54]=="WARNING:Error reading the .llvm_bc section of ELF file":
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assembly_objects.append(line[55:-2])
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if assembly_objects:
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out.writelines("mkdir -p $build_home/built-ins/" + base_dir +direc+"\n")
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for asf in assembly_objects:
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out.writelines("cp "+ asf + " $build_home/built-ins/" + base_dir +direc +"\n")
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filename= asf.split('/')[-1]
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link_args.writelines("built-ins/"+base_dir + direc +'/'+filename+" ")
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#out.writelines("convert-thin-archive.sh "+base_dir + direc +"/built-in.o \n")
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#out.writelines("get-bc -b "+ base_dir + direc +"/built-in.o \n")
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if os.path.isfile(base_dir + direc +"/built-in.o.a.bc"):
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out.writelines("cp "+ base_dir + direc +"/built-in.o.a.bc $build_home/built-ins/"+ base_dir + direc+"bi.o.bc \n")
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out.writelines("clang -c -no-integrated-as -mcmodel=kernel -o $build_home/built-ins/"+ base_dir + direc + "bibc.o $build_home/built-ins/" + base_dir+direc+"bi.o.bc \n \n")
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link_args.writelines("built-ins/"+base_dir + direc +"bibc.o ")
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builtin.close()
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write_script(builtin0,excluded,0,"")
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out.writelines("get-bc -b $build_home/lib/lib.a \n ")
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out.writelines("cp lib/lib.a.bc $build_home/lib \n")
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out.writelines("clang -c -no-integrated-as -mcmodel=kernel -o $build_home/lib/lib.a.o $build_home/lib/lib.a.bc \n")
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if os.path.isfile("/home/vagrant/standalone-build/gllvm.log"):
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#direc_no_slash=direc.split('/')[0]
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#os.rename("/home/vagrant/standalone-build/gllvm.log","/home/vagrant/standalone-build/gllvm"+direc_no_slash+".log")
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os.remove("/home/vagrant/standalone-build/gllvm.log")
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subprocess.call(["get-bc", "-b", "arch/x86/lib/lib.a" ])
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subprocess.call(["touch","/home/vagrant/standalone-build/gllvm.log"])
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llvm_log=open("/home/vagrant/standalone-build/gllvm.log","r")
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assembly_objects=[]
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for line in llvm_log.readlines():
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if len(line)>=54 and line[:54]=="WARNING:Error reading the .llvm_bc section of ELF file":
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assembly_objects.append(line[55:-2])
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if assembly_objects:
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out.writelines("mkdir -p $build_home/arch/x86/lib/objects \n")
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for asf in assembly_objects:
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out.writelines("cp "+ asf + " $build_home/arch/x86/lib/objects/ \n")
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filename= asf.split('/')[-1]
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#link_args.writelines("arch/x86/lib/objects/" +filename+" ")
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out.writelines("cp arch/x86/lib/lib.a.bc $build_home/arch/x86/lib/lib.a.bc \n")
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out.writelines("clang -c -no-integrated-as -mcmodel=kernel -o $build_home/arch/x86/lib/lib.a.o $build_home/arch/x86/lib/lib.a.bc \n \n")
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out.writelines("cp arch/x86/kernel/vmlinux.lds $build_home \n")
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out.writelines("cp .tmp_kallsyms2.o $build_home \n")
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for sto in standalone_objects:
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out.writelines("cp --parents "+ sto+" $build_home \n")
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out.writelines("\n#linking command \n")
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out.writelines("cd $build_home \n")
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out.writelines("ld --build-id -T vmlinux.lds --whole-archive ")
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for sto in standalone_objects:
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out.writelines(sto+" ")
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out.writelines("\@link-args ")
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out.writelines("--no-whole-archive --start-group lib/lib.a.o arch/x86/lib/lib.a.o arch/x86/lib/objects/* .tmp_kallsyms2.o --end-group -o vmlinux")
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