Files
ispc/bitcode2cpp.py

47 lines
1.2 KiB
Python
Executable File

#!/usr/bin/python
import sys
import string
import re
import subprocess
import platform
import os
length=0
src=str(sys.argv[1])
target = re.sub("builtins/target-", "", src)
target = re.sub(r"builtins\\target-", "", target)
target = re.sub("builtins/", "", target)
target = re.sub(r"builtins\\", "", target)
target = re.sub("\.ll$", "", target)
target = re.sub("\.c$", "", target)
target = re.sub("-", "_", target)
llvm_as="llvm-as"
if platform.system() == 'Windows' or string.find(platform.system(), "CYGWIN_NT") != -1:
llvm_as = os.getenv("LLVM_INSTALL_DIR").replace("\\", "/") + "/bin/" + llvm_as
try:
as_out=subprocess.Popen([llvm_as, "-", "-o", "-"], stdout=subprocess.PIPE)
except IOError:
sys.stderr.write("Couldn't open " + src)
sys.exit(1)
sys.stdout.write("unsigned char builtins_bitcode_" + target + "[] = {\n")
num = 0
for line in as_out.stdout.readlines():
length = length + len(line)
for c in line:
num+=1
sys.stdout.write("0x%0.2X, " % ord(c))
if num%16 == 0:
sys.stdout.write("\n");
sys.stdout.write(" 0 };\n\n")
sys.stdout.write("int builtins_bitcode_" + target + "_length = " + str(length) + ";\n")
as_out.wait()
sys.exit(as_out.returncode)