for sgem visc sh, also required ignoring argmemonly and writeonly attributes...

for sgem visc sh, also required ignoring argmemonly and writeonly attributes in llvm 4.0 to llvm 3.4 conversion

llvm/test/VISC/parboil/benchmarks/llvm-40-34.py

@@ -3,9 +3,11 @@ import re
 
 regexSourceFile = re.compile(r"^source_filename.*")
 regexMetadataLine = re.compile(r"^![0-9].*")
-regexGEP = re.compile(r"(?P<prefix>.*)getelementptr(?P<attr>[A-Za-z ]*)? [A-Za-z0-9%\.]*,")
+regexGEP = re.compile(r"(?P<prefix>.*)getelementptr(?P<attr>[A-Za-z ]*)? [<0-9 ]*[A-Zx>a-z 0-9%\.]*,")
 regexLoad = re.compile(r"(?P<prefix>.*)= load [<0-9 ]*[A-zx> 0-9%\.]*,")
 regexFast = re.compile(r"(?P<prefix>.*)fast")
+regexWriteOnly = re.compile(r"(?P<prefix>.*)writeonly")
+regexArgmemonly = re.compile(r"(?P<prefix>.*)argmemonly")
 
 with open(sys.argv[1], 'r') as file_LLVM_40:
     with open(sys.argv[2], "w") as file_LLVM_34:
@@ -22,4 +24,8 @@ with open(sys.argv[1], 'r') as file_LLVM_40:
                 newLine = regexLoad.sub("\g<prefix>= load", line)
             elif (regexFast.match(line)):
                 newLine = regexFast.sub("\g<prefix>", line)
+            elif (regexWriteOnly.match(line)):
+                newLine = regexWriteOnly.sub("\g<prefix>", line)
+            elif (regexArgmemonly.match(line)):
+                newLine = regexArgmemonly.sub("\g<prefix>", line)
             file_LLVM_34.write(newLine)