www/builtins.py

   1 #!/usr/bin/env python
   2
   3 import sys, fileinput
   4
   5 err=0
   6
   7 # Giant associative set of builtin->intrinsic mappings where clang doesn't
   8 # implement the builtin since the vector operation works by default.
   9
  10 repl_map = {
  11 '__builtin_ia32_addps': '_mm_add_ps',
  12 '__builtin_ia32_addsd': '_mm_add_sd',
  13 '__builtin_ia32_addpd': '_mm_add_pd',
  14 '__builtin_ia32_addss': '_mm_add_ss',
  15 '__builtin_ia32_paddb128': '_mm_add_epi8',
  16 '__builtin_ia32_paddw128': '_mm_add_epi16',
  17 '__builtin_ia32_paddd128': '_mm_add_epi32',
  18 '__builtin_ia32_paddq128': '_mm_add_epi64',
  19 '__builtin_ia32_subps': '_mm_sub_ps',
  20 '__builtin_ia32_subsd': '_mm_sub_sd',
  21 '__builtin_ia32_subpd': '_mm_sub_pd',
  22 '__builtin_ia32_subss': '_mm_sub_ss',
  23 '__builtin_ia32_psubb128': '_mm_sub_epi8',
  24 '__builtin_ia32_psubw128': '_mm_sub_epi16',
  25 '__builtin_ia32_psubd128': '_mm_sub_epi32',
  26 '__builtin_ia32_psubq128': '_mm_sub_epi64',
  27 '__builtin_ia32_mulsd': '_mm_mul_sd',
  28 '__builtin_ia32_mulpd': '_mm_mul_pd',
  29 '__builtin_ia32_mulps': '_mm_mul_ps',
  30 '__builtin_ia32_mulss': '_mm_mul_ss',
  31 '__builtin_ia32_pmullw128': '_mm_mullo_epi16',
  32 '__builtin_ia32_divsd': '_mm_div_sd',
  33 '__builtin_ia32_divpd': '_mm_div_pd',
  34 '__builtin_ia32_divps': '_mm_div_ps',
  35 '__builtin_ia32_subss': '_mm_div_ss',
  36 '__builtin_ia32_andpd': '_mm_and_pd',
  37 '__builtin_ia32_andps': '_mm_and_ps',
  38 '__builtin_ia32_pand128': '_mm_and_si128',
  39 '__builtin_ia32_andnpd': '_mm_andnot_pd',
  40 '__builtin_ia32_andnps': '_mm_andnot_ps',
  41 '__builtin_ia32_pandn128': '_mm_andnot_si128',
  42 '__builtin_ia32_orpd': '_mm_or_pd',
  43 '__builtin_ia32_orps': '_mm_or_ps',
  44 '__builtin_ia32_por128': '_mm_or_si128',
  45 '__builtin_ia32_xorpd': '_mm_xor_pd',
  46 '__builtin_ia32_xorps': '_mm_xor_ps',
  47 '__builtin_ia32_pxor128': '_mm_xor_si128',
  48 '__builtin_ia32_cvtsd2ss': '_mm_cvtsd_ss',
  49 '__builtin_ia32_cvtsi2sd': '_mm_cvtsi32_sd',
  50 '__builtin_ia32_cvtss2sd': '_mm_cvtss_sd',
  51 '__builtin_ia32_cvttsd2si': '_mm_cvttsd_si32',
  52 '__builtin_ia32_vec_ext_v2df': '_mm_cvtsd_f64',
  53 '__builtin_ia32_loadhpd': '_mm_loadh_pd',
  54 '__builtin_ia32_loadlpd': '_mm_loadl_pd',
  55 '__builtin_ia32_loadlv4si': '_mm_loadl_epi64',
  56 '__builtin_ia32_cmpeqps': '_mm_cmpeq_ps',
  57 '__builtin_ia32_cmpltps': '_mm_cmplt_ps',
  58 '__builtin_ia32_cmpleps': '_mm_cmple_ps',
  59 '__builtin_ia32_cmpgtps': '_mm_cmpgt_ps',
  60 '__builtin_ia32_cmpgeps': '_mm_cmpge_ps',
  61 '__builtin_ia32_cmpunordps': '_mm_cmpunord_ps',
  62 '__builtin_ia32_cmpneqps': '_mm_cmpneq_ps',
  63 '__builtin_ia32_cmpnltps': '_mm_cmpnlt_ps',
  64 '__builtin_ia32_cmpnleps': '_mm_cmpnle_ps',
  65 '__builtin_ia32_cmpngtps': '_mm_cmpngt_ps',
  66 '__builtin_ia32_cmpordps': '_mm_cmpord_ps',
  67 '__builtin_ia32_cmpeqss': '_mm_cmpeq_ss',
  68 '__builtin_ia32_cmpltss': '_mm_cmplt_ss',
  69 '__builtin_ia32_cmpless': '_mm_cmple_ss',
  70 '__builtin_ia32_cmpunordss': '_mm_cmpunord_ss',
  71 '__builtin_ia32_cmpneqss': '_mm_cmpneq_ss',
  72 '__builtin_ia32_cmpnltss': '_mm_cmpnlt_ss',
  73 '__builtin_ia32_cmpnless': '_mm_cmpnle_ss',
  74 '__builtin_ia32_cmpngtss': '_mm_cmpngt_ss',
  75 '__builtin_ia32_cmpngess': '_mm_cmpnge_ss',
  76 '__builtin_ia32_cmpordss': '_mm_cmpord_ss',
  77 '__builtin_ia32_movss': '_mm_move_ss',
  78 '__builtin_ia32_movsd': '_mm_move_sd',
  79 '__builtin_ia32_movhlps': '_mm_movehl_ps',
  80 '__builtin_ia32_movlhps': '_mm_movelh_ps',
  81 '__builtin_ia32_movqv4si': '_mm_move_epi64',
  82 '__builtin_ia32_unpckhps': '_mm_unpackhi_ps',
  83 '__builtin_ia32_unpckhpd': '_mm_unpackhi_pd',
  84 '__builtin_ia32_punpckhbw128': '_mm_unpackhi_epi8',
  85 '__builtin_ia32_punpckhwd128': '_mm_unpackhi_epi16',
  86 '__builtin_ia32_punpckhdq128': '_mm_unpackhi_epi32',
  87 '__builtin_ia32_punpckhqdq128': '_mm_unpackhi_epi64',
  88 '__builtin_ia32_unpcklps': '_mm_unpacklo_ps',
  89 '__builtin_ia32_unpcklpd': '_mm_unpacklo_pd',
  90 '__builtin_ia32_punpcklbw128': '_mm_unpacklo_epi8',
  91 '__builtin_ia32_punpcklwd128': '_mm_unpacklo_epi16',
  92 '__builtin_ia32_punpckldq128': '_mm_unpacklo_epi32',
  93 '__builtin_ia32_punpcklqdq128': '_mm_unpacklo_epi64',
  94 '__builtin_ia32_cmpeqpd': '_mm_cmpeq_pd',
  95 '__builtin_ia32_cmpltpd': '_mm_cmplt_pd',
  96 '__builtin_ia32_cmplepd': '_mm_cmple_pd',
  97 '__builtin_ia32_cmpgtpd': '_mm_cmpgt_pd',
  98 '__builtin_ia32_cmpgepd': '_mm_cmpge_pd',
  99 '__builtin_ia32_cmpunordpd': '_mm_cmpunord_pd',
 100 '__builtin_ia32_cmpneqpd': '_mm_cmpneq_pd',
 101 '__builtin_ia32_cmpnltpd': '_mm_cmpnlt_pd',
 102 '__builtin_ia32_cmpnlepd': '_mm_cmpnle_pd',
 103 '__builtin_ia32_cmpngtpd': '_mm_cmpngt_pd',
 104 '__builtin_ia32_cmpngepd': '_mm_cmpnge_pd',
 105 '__builtin_ia32_cmpordpd': '_mm_cmpord_pd',
 106 '__builtin_ia32_cmpeqsd': '_mm_cmpeq_sd',
 107 '__builtin_ia32_cmpltsd': '_mm_cmplt_sd',
 108 '__builtin_ia32_cmplesd': '_mm_cmple_sd',
 109 '__builtin_ia32_cmpunordsd': '_mm_cmpunord_sd',
 110 '__builtin_ia32_cmpneqsd': '_mm_cmpneq_sd',
 111 '__builtin_ia32_cmpnltsd': '_mm_cmpnlt_sd',
 112 '__builtin_ia32_cmpnlesd': '_mm_cmpnle_sd',
 113 '__builtin_ia32_cmpordsd': '_mm_cmpord_sd',
 114 '__builtin_ia32_cvtsi642ss': '_mm_cvtsi64_ss',
 115 '__builtin_ia32_cvttss2si64': '_mm_cvtss_si64',
 116 '__builtin_ia32_shufps': '_mm_shuffle_ps',
 117 '__builtin_ia32_shufpd': '_mm_shuffle_pd',
 118 '__builtin_ia32_pshufhw': '_mm_shufflehi_epi16',
 119 '__builtin_ia32_pshuflw': '_mm_shufflelo_epi16',
 120 '__builtin_ia32_pshufd': '_mm_shuffle_epi32',
 121 '__builtin_ia32_movshdup': '_mm_movehdup_ps',
 122 '__builtin_ia32_movsldup': '_mm_moveldup_ps',
 123 '__builtin_ia32_vec_set_v16qi': '_mm_insert_epi8',
 124 '__builtin_ia32_vec_set_v8hi': '_mm_insert_epi16',
 125 '__builtin_ia32_vec_set_v4si': '_mm_insert_epi32',
 126 '__builtin_ia32_vec_set_v2di': '_mm_insert_epi64',
 127 '__builtin_ia32_vec_set_v4hi': '_mm_insert_pi16',
 128 '__builtin_ia32_vec_ext_v16qi': '_mm_extract_epi8',
 129 '__builtin_ia32_vec_ext_v8hi': '_mm_extract_epi16',
 130 '__builtin_ia32_vec_ext_v4si': '_mm_extract_epi32',
 131 '__builtin_ia32_vec_ext_v2di': '_mm_extract_epi64',
 132 '__builtin_ia32_vec_ext_v4hi': '_mm_extract_pi16',
 133 '__builtin_ia32_vec_ext_v4sf': '_mm_extract_ps'
 134 }
 135
 136 # Special unhandled cases:
 137 #   __builtin_ia32_vec_ext_*(__P, idx) -> _mm_store_sd/_mm_storeh_pd
 138 #     depending on index. No abstract insert/extract for these oddly.
 139 unhandled = [
 140 '__builtin_ia32_vec_ext_v2df',
 141 '__builtin_ia32_vec_ext_v2si',
 142 ]
 143
 144 def report_repl(builtin, repl):
 145   sys.stderr.write("%s:%d: x86 builtin %s used, replaced with %s\n" % (fileinput.filename(), fileinput.filelineno(), builtin, repl))
 146
 147 def report_cant(builtin):
 148   sys.stderr.write("%s:%d: x86 builtin %s used, too many replacements\n" % (fileinput.filename(), fileinput.filelineno(), builtin))
 149
 150 for line in fileinput.input(inplace=1):
 151   for builtin, repl in repl_map.iteritems():
 152     if builtin in line:
 153       line = line.replace(builtin, repl)
 154       report_repl(builtin, repl)
 155   for unh in unhandled:
 156     if unh in line:
 157         report_cant(unh)
 158   sys.stdout.write(line)
 159
 160 sys.exit(err)