[SubZero] Fix f64 to/from i64 moves

pydir/crosstest.py

 #!/usr/bin/env python2
 
 import argparse
 import os
 import subprocess
 import sys
 import tempfile
 
 import targets
 from szbuild import LinkNonsfi
@@ skipping 109 matching lines @@
         base, ext = os.path.splitext(arg)
         if ext == '.ll':
             bitcode = arg
         else:
             # Use pnacl-clang and pnacl-opt to produce PNaCl bitcode.
             bitcode_nonfinal = os.path.join(args.dir, base + '.' + key + '.bc')
             bitcode = os.path.join(args.dir, base + '.' + key + '.pnacl.ll')
             shellcmd(['{bin}/pnacl-clang'.format(bin=bindir),
                       ('-O2' if args.clang_opt else '-O0'),
                       ('-DARM32' if args.target == 'arm32' else ''), '-c', arg,
+                      ('-DMIPS32' if args.target == 'mips32' else ''),
                       '-o', bitcode_nonfinal])
             shellcmd(['{bin}/pnacl-opt'.format(bin=bindir),
                       '-pnacl-abi-simplify-preopt',
                       '-pnacl-abi-simplify-postopt',
                       '-pnaclabi-allow-debug-metadata',
                       '-strip-metadata',
                       '-strip-module-flags',
                       '-strip-debug',
                       bitcode_nonfinal, '-S', '-o', bitcode])
 
@@ skipping 61 matching lines @@
                 'szrt_{sb}_' + args.target + '.o'
                 ).format(root=nacl_root,
                          sb=get_sfi_string(args, 'sb', 'nonsfi', 'native')))
 
     target_params = []
 
     if args.target == 'arm32':
       target_params.append('-DARM32')
       target_params.append('-static')
 
+    if args.target == 'mips32':
+      target_params.append('-DMIPS32')
+
     pure_c = os.path.splitext(args.driver)[1] == '.c'
     if not args.nonsfi:
         # Set compiler to clang, clang++, pnacl-clang, or pnacl-clang++.
         compiler = '{bin}/{prefix}{cc}'.format(
             bin=bindir, prefix=get_sfi_string(args, 'pnacl-', '', ''),
             cc='clang' if pure_c else 'clang++')
         sb_native_args = (['-O0', '--pnacl-allow-native',
                            '-arch', target_info.compiler_arch,
                            '-Wn,-defsym=__Sz_AbsoluteZero=0']
                           if args.sandbox else
@@ skipping 45 matching lines @@
     objs.append(obj_llc)
     if args.nonsfi:
         LinkNonsfi(objs, os.path.join(args.dir, args.output), args.target)
     elif args.sandbox:
         LinkSandbox(objs, os.path.join(args.dir, args.output), args.target)
     else:
         LinkNative(objs, os.path.join(args.dir, args.output), args.target)
 
 if __name__ == '__main__':
     main()