Exclude xfloat and bfloat16 files

Author: aheejin

tools/system_libs.py

@@ -930,13 +930,15 @@ class libcompiler_rt(MTLibrary, SjLjLibrary):
     # gcc_personality_v0.c depends on libunwind, which don't include by default.
     'gcc_personality_v0.c',
     # bfloat16
+    'extendbfsf2.c',
     'truncdfbf2.c',
     'truncsfbf2.c',
     # We provide our own crt
     'crtbegin.c',
     'crtend.c',
-    # 80-bit long double
+    # 80-bit long double (xf_float)
     'divxc3.c',
+    'extendxftf2.c',
     'fixxfdi.c',
     'fixxfti.c',
     'fixunsxfdi.c',
@@ -948,6 +950,7 @@ class libcompiler_rt(MTLibrary, SjLjLibrary):
     'floatuntixf.c',
     'mulxc3.c',
     'powixf2.c',
+    'trunctfxf2.c',
   ]
   src_files = glob_in_path(src_dir, '*.c', excludes=excludes)
   src_files += files_in_path(