Retro68/gcc/libgcc/config/libbid/bid128_2_str_macros.h
2014-09-21 19:33:12 +02:00

150 lines
6.7 KiB
C

/* Copyright (C) 2007-2014 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#define __L0_Normalize_10to18( X_hi, X_lo ) \
{ \
UINT64 L0_tmp; \
L0_tmp = (X_lo) + Twoto60_m_10to18; \
if (L0_tmp & Twoto60) \
{(X_hi)=(X_hi)+1;(X_lo)=((L0_tmp<<4)>>4);} \
}
#define __L0_Normalize_10to9( X_hi, X_lo ) \
{ \
UINT32 L0_tmp; \
L0_tmp = (X_lo) + Twoto30_m_10to9; \
if (L0_tmp & 0x40000000) \
{(X_hi)=(X_hi)+1;(X_lo)=((L0_tmp<<2)>>2);} \
}
#define __L0_Split_MiDi_2( X, ptr ) \
{ \
UINT32 L0_head, L0_tail, L0_tmp; \
L0_head = (X) >> 10; \
L0_tail = ((X)&(0x03FF))+(L0_head<<5)-(L0_head<<3); \
L0_tmp = (L0_tail)>>10; L0_head += L0_tmp; \
L0_tail = (L0_tail&(0x03FF))+(L0_tmp<<5)-(L0_tmp<<3); \
if (L0_tail > 999){L0_tail -= 1000; L0_head += 1;} \
*((ptr)++) = L0_head; *((ptr)++) = L0_tail; \
}
#define __L0_Split_MiDi_3( X, ptr ) \
{ \
UINT32 L0_X, L0_head, L0_mid, L0_tail, L0_tmp; \
L0_X = (UINT32)((X)); \
L0_head = ((L0_X>>17)*34359)>>18; \
L0_X -= L0_head*1000000; \
if (L0_X >= 1000000){L0_X -= 1000000;L0_head+=1;} \
L0_mid = L0_X >> 10; \
L0_tail = (L0_X & (0x03FF))+(L0_mid<<5)-(L0_mid<<3); \
L0_tmp = (L0_tail)>>10; L0_mid += L0_tmp; \
L0_tail = (L0_tail&(0x3FF))+(L0_tmp<<5)-(L0_tmp<<3); \
if (L0_tail>999){L0_tail-=1000;L0_mid+=1;} \
*((ptr)++)=L0_head;*((ptr)++)=L0_mid; \
*((ptr)++)=L0_tail; \
}
#define __L1_Split_MiDi_6( X, ptr ) \
{ \
UINT32 L1_X_hi, L1_X_lo; \
UINT64 L1_Xhi_64, L1_Xlo_64; \
L1_Xhi_64 = ( ((X)>>28)*Inv_Tento9 ) >> 33; \
L1_Xlo_64 = (X) - L1_Xhi_64*(UINT64)Tento9; \
if (L1_Xlo_64 >= (UINT64)Tento9) \
{L1_Xlo_64-=(UINT64)Tento9;L1_Xhi_64+=1;} \
L1_X_hi=(UINT32)L1_Xhi_64; L1_X_lo=(UINT32)L1_Xlo_64; \
__L0_Split_MiDi_3(L1_X_hi,(ptr)); \
__L0_Split_MiDi_3(L1_X_lo,(ptr)); \
}
#define __L1_Split_MiDi_6_Lead( X, ptr ) \
{ \
UINT32 L1_X_hi, L1_X_lo; \
UINT64 L1_Xhi_64, L1_Xlo_64; \
if ((X)>=(UINT64)Tento9){ \
L1_Xhi_64 = ( ((X)>>28)*Inv_Tento9 ) >> 33; \
L1_Xlo_64 = (X) - L1_Xhi_64*(UINT64)Tento9; \
if (L1_Xlo_64 >= (UINT64)Tento9) \
{L1_Xlo_64-=(UINT64)Tento9;L1_Xhi_64+=1;} \
L1_X_hi=(UINT32)L1_Xhi_64; \
L1_X_lo=(UINT32)L1_Xlo_64; \
if (L1_X_hi>=Tento6){ \
__L0_Split_MiDi_3(L1_X_hi,(ptr)); \
__L0_Split_MiDi_3(L1_X_lo,(ptr)); \
} \
else if (L1_X_hi>=Tento3){ \
__L0_Split_MiDi_2(L1_X_hi,(ptr)); \
__L0_Split_MiDi_3(L1_X_lo,(ptr)); \
} \
else { \
*((ptr)++) = L1_X_hi; \
__L0_Split_MiDi_3(L1_X_lo,(ptr)); \
} \
} \
else { \
L1_X_lo = (UINT32)(X); \
if (L1_X_lo>=Tento6){ \
__L0_Split_MiDi_3(L1_X_lo,(ptr)); \
} \
else if (L1_X_lo>=Tento3){ \
__L0_Split_MiDi_2(L1_X_lo,(ptr)); \
} \
else { \
*((ptr)++) = L1_X_lo; \
} \
} \
}
#define __L0_MiDi2Str( X, c_ptr ) \
{ \
char *L0_src; \
L0_src = midi_tbl[(X)]; \
*((c_ptr)++) = *(L0_src++); \
*((c_ptr)++) = *(L0_src++); \
*((c_ptr)++) = *(L0_src); \
}
#define __L0_MiDi2Str_Lead( X, c_ptr ) \
{ \
char *L0_src; \
L0_src = midi_tbl[(X)]; \
if ((X)>=100){ \
*((c_ptr)++) = *(L0_src++); \
*((c_ptr)++) = *(L0_src++); \
*((c_ptr)++) = *(L0_src); \
} \
else if ((X)>=10){ \
L0_src++; \
*((c_ptr)++) = *(L0_src++); \
*((c_ptr)++) = *(L0_src); \
} \
else { \
L0_src++;L0_src++; \
*((c_ptr)++) = *(L0_src); \
} \
}