libgcc/config/libbid/bid128_2_str_macros.h

   1 /* Copyright (C) 2007, 2009  Free Software Foundation, Inc.
   2
   3 This file is part of GCC.
   4
   5 GCC is free software; you can redistribute it and/or modify it under
   6 the terms of the GNU General Public License as published by the Free
   7 Software Foundation; either version 3, or (at your option) any later
   8 version.
   9
  10 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  11 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13 for more details.
  14
  15 Under Section 7 of GPL version 3, you are granted additional
  16 permissions described in the GCC Runtime Library Exception, version
  17 3.1, as published by the Free Software Foundation.
  18
  19 You should have received a copy of the GNU General Public License and
  20 a copy of the GCC Runtime Library Exception along with this program;
  21 see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  22 <http://www.gnu.org/licenses/>.  */
  23
  24 #define __L0_Normalize_10to18( X_hi, X_lo )            \
  25 {                                                      \
  26 UINT64 L0_tmp;                                         \
  27 L0_tmp = (X_lo) + Twoto60_m_10to18;                    \
  28 if (L0_tmp & Twoto60)                                  \
  29  {(X_hi)=(X_hi)+1;(X_lo)=((L0_tmp<<4)>>4);}            \
  30 }
  31
  32
  33 #define __L0_Normalize_10to9( X_hi, X_lo )             \
  34 {                                                      \
  35 UINT32 L0_tmp;                                         \
  36 L0_tmp = (X_lo) + Twoto30_m_10to9;                     \
  37 if (L0_tmp & 0x40000000)                               \
  38  {(X_hi)=(X_hi)+1;(X_lo)=((L0_tmp<<2)>>2);}            \
  39 }
  40
  41
  42 #define __L0_Split_MiDi_2( X, ptr )                    \
  43 {                                                      \
  44 UINT32 L0_head, L0_tail, L0_tmp;                       \
  45  L0_head = (X) >> 10;                                  \
  46  L0_tail = ((X)&(0x03FF))+(L0_head<<5)-(L0_head<<3);   \
  47  L0_tmp  = (L0_tail)>>10; L0_head += L0_tmp;           \
  48  L0_tail = (L0_tail&(0x03FF))+(L0_tmp<<5)-(L0_tmp<<3); \
  49  if (L0_tail > 999){L0_tail -= 1000; L0_head += 1;}    \
  50  *((ptr)++) = L0_head; *((ptr)++) = L0_tail;           \
  51 }
  52
  53
  54 #define __L0_Split_MiDi_3( X, ptr )                    \
  55 {                                                      \
  56 UINT32 L0_X, L0_head, L0_mid, L0_tail, L0_tmp;         \
  57  L0_X    = (UINT32)((X));                              \
  58  L0_head = ((L0_X>>17)*34359)>>18;                     \
  59  L0_X   -= L0_head*1000000;                            \
  60  if (L0_X >= 1000000){L0_X -= 1000000;L0_head+=1;}     \
  61  L0_mid  = L0_X >> 10;                                 \
  62  L0_tail = (L0_X & (0x03FF))+(L0_mid<<5)-(L0_mid<<3);  \
  63  L0_tmp  = (L0_tail)>>10; L0_mid += L0_tmp;            \
  64  L0_tail = (L0_tail&(0x3FF))+(L0_tmp<<5)-(L0_tmp<<3);  \
  65  if (L0_tail>999){L0_tail-=1000;L0_mid+=1;}            \
  66  *((ptr)++)=L0_head;*((ptr)++)=L0_mid;                 \
  67  *((ptr)++)=L0_tail;                                   \
  68 }
  69
  70 #define __L1_Split_MiDi_6( X, ptr )                    \
  71 {                                                      \
  72 UINT32 L1_X_hi, L1_X_lo;                               \
  73 UINT64 L1_Xhi_64, L1_Xlo_64;                           \
  74 L1_Xhi_64 = ( ((X)>>28)*Inv_Tento9 ) >> 33;            \
  75 L1_Xlo_64 = (X) - L1_Xhi_64*(UINT64)Tento9;            \
  76 if (L1_Xlo_64 >= (UINT64)Tento9)                       \
  77  {L1_Xlo_64-=(UINT64)Tento9;L1_Xhi_64+=1;}             \
  78 L1_X_hi=(UINT32)L1_Xhi_64; L1_X_lo=(UINT32)L1_Xlo_64;  \
  79 __L0_Split_MiDi_3(L1_X_hi,(ptr));                      \
  80 __L0_Split_MiDi_3(L1_X_lo,(ptr));                      \
  81 }
  82
  83 #define __L1_Split_MiDi_6_Lead( X, ptr )               \
  84 {                                                      \
  85 UINT32 L1_X_hi, L1_X_lo;                               \
  86 UINT64 L1_Xhi_64, L1_Xlo_64;                           \
  87 if ((X)>=(UINT64)Tento9){                              \
  88   L1_Xhi_64 = ( ((X)>>28)*Inv_Tento9 ) >> 33;          \
  89   L1_Xlo_64 = (X) - L1_Xhi_64*(UINT64)Tento9;          \
  90   if (L1_Xlo_64 >= (UINT64)Tento9)                     \
  91    {L1_Xlo_64-=(UINT64)Tento9;L1_Xhi_64+=1;}           \
  92   L1_X_hi=(UINT32)L1_Xhi_64;                           \
  93   L1_X_lo=(UINT32)L1_Xlo_64;                           \
  94   if (L1_X_hi>=Tento6){                                \
  95      __L0_Split_MiDi_3(L1_X_hi,(ptr));                 \
  96      __L0_Split_MiDi_3(L1_X_lo,(ptr));                 \
  97   }                                                    \
  98   else if (L1_X_hi>=Tento3){                           \
  99      __L0_Split_MiDi_2(L1_X_hi,(ptr));                 \
 100      __L0_Split_MiDi_3(L1_X_lo,(ptr));                 \
 101   }                                                    \
 102   else {                                               \
 103        *((ptr)++) = L1_X_hi;                           \
 104        __L0_Split_MiDi_3(L1_X_lo,(ptr));               \
 105   }                                                    \
 106 }                                                      \
 107 else {                                                 \
 108   L1_X_lo = (UINT32)(X);                               \
 109   if (L1_X_lo>=Tento6){                                \
 110      __L0_Split_MiDi_3(L1_X_lo,(ptr));                 \
 111   }                                                    \
 112   else if (L1_X_lo>=Tento3){                           \
 113      __L0_Split_MiDi_2(L1_X_lo,(ptr));                 \
 114   }                                                    \
 115   else {                                               \
 116        *((ptr)++) = L1_X_lo;                           \
 117   }                                                    \
 118 }                                                      \
 119 }
 120
 121
 122 #define __L0_MiDi2Str( X, c_ptr )              \
 123 {                                              \
 124 char *L0_src;                                  \
 125  L0_src = midi_tbl[(X)];                       \
 126  *((c_ptr)++) = *(L0_src++);                   \
 127  *((c_ptr)++) = *(L0_src++);                   \
 128  *((c_ptr)++) = *(L0_src);                     \
 129 }
 130
 131 #define __L0_MiDi2Str_Lead( X, c_ptr )         \
 132 {                                              \
 133 char *L0_src;                                  \
 134  L0_src = midi_tbl[(X)];                       \
 135  if ((X)>=100){                                \
 136  *((c_ptr)++) = *(L0_src++);                   \
 137  *((c_ptr)++) = *(L0_src++);                   \
 138  *((c_ptr)++) = *(L0_src);                     \
 139  }                                             \
 140  else if ((X)>=10){                            \
 141  L0_src++;                                     \
 142  *((c_ptr)++) = *(L0_src++);                   \
 143  *((c_ptr)++) = *(L0_src);                     \
 144  }                                             \
 145  else {                                        \
 146  L0_src++;L0_src++;                            \
 147  *((c_ptr)++) = *(L0_src);                     \
 148 }                                              \
 149 }