optimized bigint division a bit
This commit is contained in:
parent
346f3c35f9
commit
b14668d3d5
236
lib/bigint.c
236
lib/bigint.c
@ -34,22 +34,111 @@
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# error UNSUPPORTED LIW BIT SIZE
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#endif
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/*#define IS_POWER_OF_2(ui) (((ui) > 0) && (((ui) & (~(ui)+ 1)) == (ui)))*/
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#define IS_POWER_OF_2(ui) (((ui) > 0) && ((ui) & ((ui) - 1)) == 0)
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#define IS_SIGN_DIFF(x,y) (((x) ^ (y)) < 0)
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/*#define IS_POW2(ui) (((ui) > 0) && (((ui) & (~(ui)+ 1)) == (ui)))*/
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#define IS_POW2(ui) (((ui) > 0) && ((ui) & ((ui) - 1)) == 0)
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/* digit character array */
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static char _digitc_upper[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
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static char _digitc_lower[] = "0123456789abcdefghijklmnopqrstuvwxyz";
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/* exponent table */
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static hcl_uint8_t _exp_tab[] =
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/* exponent table for pow2 between 1 and 32 inclusive. */
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static hcl_uint8_t _exp_tab[32] =
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{
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0, 0, 1, 0, 2, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 4,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 0
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0, 1, 0, 2, 0, 0, 0, 3,
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0, 0, 0, 0, 0, 0, 0, 4,
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 5
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};
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static const hcl_uint8_t debruijn_32[32] =
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{
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0, 1, 28, 2, 29, 14, 24, 3,
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30, 22, 20, 15, 25, 17, 4, 8,
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31, 27, 13, 23, 21, 19, 16, 7,
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26, 12, 18, 6, 11, 5, 10, 9
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};
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static const hcl_uint8_t debruijn_64[64] =
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{
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0, 1, 2, 53, 3, 7, 54, 27,
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4, 38, 41, 8, 34, 55, 48, 28,
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62, 5, 39, 46, 44, 42, 22, 9,
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24, 35, 59, 56, 49, 18, 29, 11,
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63, 52, 6, 26, 37, 40, 33, 47,
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61, 45, 43, 21, 23, 58, 17, 10,
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51, 25, 36, 32, 60, 20, 57, 16,
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50, 31, 19, 15, 30, 14, 13, 12
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};
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#if defined(HCL_HAVE_UINT32_T)
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# define LOG2_FOR_POW2_32(x) (debruijn_32[(hcl_uint32_t)((hcl_uint32_t)(x) * 0x077CB531) >> 27])
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#endif
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#if defined(HCL_HAVE_UINT64_T)
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# define LOG2_FOR_POW2_64(x) (debruijn_64[(hcl_uint64_t)((hcl_uint64_t)(x) * 0x022fdd63cc95386d) >> 58])
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#endif
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static HCL_INLINE int get_pos_of_msb_set (hcl_oow_t x)
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{
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/* the caller must ensure that x is power of 2. if x happens to be zero,
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* the return value is undefined as each method used may give different result. */
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#if defined(HCL_HAVE_BUILTIN_CTZLL) && (HCL_SIZEOF_OOW_T == HCL_SIZEOF_LONG_LONG)
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return __builtin_ctzll(x); /* count the number of trailing zeros */
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#elif defined(HCL_HAVE_BUILTIN_CTZL) && (HCL_SIZEOF_OOW_T == HCL_SIZEOF_LONG)
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return __builtin_ctzl(x); /* count the number of trailing zeros */
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#elif defined(HCL_HAVE_BUILTIN_CTZ) && (HCL_SIZEOF_OOW_T == HCL_SIZEOF_INT)
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return __builtin_ctz(x); /* count the number of trailing zeros */
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#elif defined(__GNUC__) && (defined(__x86_64) || defined(__amd64) || defined(__i386) || defined(i386))
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hcl_oow_t pos;
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/* use the Bit Scan Forward instruction */
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#if 1
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__asm__ volatile (
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"bsf %1,%0\n\t"
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: "=r"(pos) /* output */
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: "r"(x) /* input */
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);
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#else
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__asm__ volatile (
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"bsf %[X],%[EXP]\n\t"
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: [EXP]"=r"(pos) /* output */
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: [X]"r"(x) /* input */
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);
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#endif
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return (int)pos;
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#elif defined(USE_UGLY_CODE) && defined(__GNUC__) && defined(__arm__) && (defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_8__))
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hcl_oow_t pos;
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/* CLZ is available in ARMv5T and above. there is no instruction to
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* count trailing zeros or something similar. using RBIT with CLZ
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* would be good in ARMv6T2 and above to avoid further calculation
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* afte CLZ */
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__asm__ volatile (
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"clz %0,%1\n\t"
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: "=r"(pos) /* output */
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: "r"(x) /* input */
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);
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return (int)((HCL_SIZEOF(pos) * 8) - pos - 1);
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/* TODO: PPC - use cntlz, cntlzw, cntlzd, SPARC - use lzcnt, MIPS clz */
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#else
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int pos = 0;
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while (x >>= 1) pos++;
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return pos;
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#endif
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}
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#if defined(HCL_HAVE_UINT32_T) && (HCL_SIZEOF_OOW_T == HCL_SIZEOF_UINT32_T)
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# define LOG2_FOR_POW2(x) LOG2_FOR_POW2_32(x)
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#elif defined(HCL_HAVE_UINT64_T) && (HCL_SIZEOF_OOW_T == HCL_SIZEOF_UINT64_T)
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# define LOG2_FOR_POW2(x) LOG2_FOR_POW2_64(x)
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#else
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# define LOG2_FOR_POW2(x) get_pos_of_msb_set(x)
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#endif
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#if (HCL_SIZEOF_OOW_T == HCL_SIZEOF_INT) && defined(HCL_HAVE_BUILTIN_UADD_OVERFLOW)
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# define oow_add_overflow(a,b,c) __builtin_uadd_overflow(a,b,c)
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@ -1904,7 +1993,7 @@ hcl_oop_t hcl_divints (hcl_t* hcl, hcl_oop_t x, hcl_oop_t y, int modulo, hcl_oop
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if (HCL_OOP_IS_SMOOI(x) && HCL_OOP_IS_SMOOI(y))
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{
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hcl_ooi_t xv, yv, q, r;
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hcl_ooi_t xv, yv, q, ri;
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xv = HCL_OOP_TO_SMOOI(x);
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yv = HCL_OOP_TO_SMOOI(y);
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@ -1942,8 +2031,8 @@ hcl_oop_t hcl_divints (hcl_t* hcl, hcl_oop_t x, hcl_oop_t y, int modulo, hcl_oop
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q = xv / yv;
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HCL_ASSERT (hcl, HCL_IN_SMOOI_RANGE(q));
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r = xv - yv * q; /* xv % yv; */
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if (r)
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ri = xv - yv * q; /* xv % yv; */
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if (ri)
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{
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if (modulo)
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{
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@ -1959,13 +2048,13 @@ hcl_oop_t hcl_divints (hcl_t* hcl, hcl_oop_t x, hcl_oop_t y, int modulo, hcl_oop
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/* r must be floored. that is, it rounds away from zero
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* and towards negative infinity */
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if (IS_SIGN_DIFF(yv, r))
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if (IS_SIGN_DIFF(yv, ri))
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{
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/* if the divisor has a different sign from r,
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* change the sign of r to the divisor's sign */
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r += yv;
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ri += yv;
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--q;
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HCL_ASSERT (hcl, r && !IS_SIGN_DIFF(yv, r));
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HCL_ASSERT (hcl, ri && !IS_SIGN_DIFF(yv, ri));
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}
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}
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else
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@ -1979,7 +2068,7 @@ hcl_oop_t hcl_divints (hcl_t* hcl, hcl_oop_t x, hcl_oop_t y, int modulo, hcl_oop
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7 -3 -2 1
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-7 -3 2 -1
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*/
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if (xv && IS_SIGN_DIFF(xv, r))
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if (xv && IS_SIGN_DIFF(xv, ri))
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{
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/* if the dividend has a different sign from r,
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* change the sign of r to the dividend's sign.
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@ -1987,17 +2076,17 @@ hcl_oop_t hcl_divints (hcl_t* hcl, hcl_oop_t x, hcl_oop_t y, int modulo, hcl_oop
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* the quotient and the remainder that don't need
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* any adjustment. however, there may be an esoteric
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* architecture. */
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r -= yv;
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ri -= yv;
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++q;
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HCL_ASSERT (hcl, xv && !IS_SIGN_DIFF(xv, r));
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HCL_ASSERT (hcl, xv && !IS_SIGN_DIFF(xv, ri));
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}
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}
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}
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if (rem)
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{
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HCL_ASSERT (hcl, HCL_IN_SMOOI_RANGE(r));
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*rem = HCL_SMOOI_TO_OOP(r);
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HCL_ASSERT (hcl, HCL_IN_SMOOI_RANGE(ri));
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*rem = HCL_SMOOI_TO_OOP(ri);
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}
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return HCL_SMOOI_TO_OOP((hcl_ooi_t)q);
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@ -2024,12 +2113,12 @@ hcl_oop_t hcl_divints (hcl_t* hcl, hcl_oop_t x, hcl_oop_t y, int modulo, hcl_oop
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}
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else if (HCL_OOP_IS_SMOOI(y))
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{
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hcl_ooi_t v;
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hcl_ooi_t yv;
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if (!is_bigint(hcl,x)) goto oops_einval;
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v = HCL_OOP_TO_SMOOI(y);
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switch (v)
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yv = HCL_OOP_TO_SMOOI(y);
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switch (yv)
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{
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case 0:
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hcl_seterrnum (hcl, HCL_EDIVBY0);
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@ -2048,22 +2137,99 @@ hcl_oop_t hcl_divints (hcl_t* hcl, hcl_oop_t x, hcl_oop_t y, int modulo, hcl_oop
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if (rem) *rem = HCL_SMOOI_TO_OOP(0);
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return z;
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/*
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default:
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if (IS_POWER_OF_2(v))
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{
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TODO:
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DO SHIFTING. how to get remainder..
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if v is powerof2, do shifting???
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z = clone_bigint_negated (hcl, x, HCL_OBJ_GET_SIZE(x));
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rshift_unsigned_array (z, HCL_OBJ_GET_SIZE(z), 10);
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default:
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/* TODO: do division by shifting if both x & y are in different sign */
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if (yv < 0)
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{
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hcl_oow_t yv_neg = -yv;
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if (IS_POW2(yv_neg) && HCL_IS_NBIGINT(hcl, x))
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{
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hcl_oow_t nshifts;
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nshifts = LOG2_FOR_POW2(yv_neg);
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hcl_pushtmp (hcl, &x);
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z = clone_bigint_negated(hcl, x, HCL_OBJ_GET_SIZE(x));
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hcl_poptmp (hcl);
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if (!z) return HCL_NULL;
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rshift_unsigned_array (((hcl_oop_liword_t)z)->slot, HCL_OBJ_GET_SIZE(z), nshifts);
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hcl_pushtmp (hcl, &x);
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z = normalize_bigint(hcl, z);
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hcl_poptmp (hcl);
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if (!z) return HCL_NULL;
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if (rem)
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{
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hcl_pushtmp (hcl, &x);
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hcl_pushtmp (hcl, &z);
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r = hcl_mulints(hcl, HCL_SMOOI_TO_OOP(yv_neg), z);
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hcl_poptmps (hcl, 2);
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if (!r) return HCL_NULL;
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hcl_pushtmp (hcl, &z);
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r = hcl_addints(hcl, x, r);
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hcl_poptmp (hcl);
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if (!r) return HCL_NULL;
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*rem = r;
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}
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*/
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return z;
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}
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}
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else
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{
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/* yv > 0 */
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if (IS_POW2(yv) && HCL_IS_PBIGINT(hcl, x))
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{
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hcl_oow_t nshifts;
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/*
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2**x = v
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x = log2(v)
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x is the number of shift to make */
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nshifts = LOG2_FOR_POW2(yv);
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/* no pushtmp() on y as y is SMOOI here */
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hcl_pushtmp (hcl, &x);
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z = clone_bigint(hcl, x, HCL_OBJ_GET_SIZE(x));
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hcl_poptmp (hcl);
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if (!z) return HCL_NULL;
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rshift_unsigned_array (((hcl_oop_liword_t)z)->slot, HCL_OBJ_GET_SIZE(z), nshifts);
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hcl_pushtmp (hcl, &x);
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z = normalize_bigint(hcl, z);
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hcl_poptmp (hcl);
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if (!z) return HCL_NULL;
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if (rem)
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{
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hcl_pushtmp (hcl, &x);
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hcl_pushtmp (hcl, &z);
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r = hcl_mulints(hcl, y, z);
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hcl_poptmps (hcl, 2);
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if (!r) return HCL_NULL;
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hcl_pushtmp (hcl, &z);
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r = hcl_subints(hcl, x, r);
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hcl_poptmp (hcl);
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if (!r) return HCL_NULL;
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*rem = r;
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}
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return z;
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}
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}
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break;
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}
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hcl_pushtmp (hcl, &x);
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y = make_bigint_with_ooi (hcl, v);
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y = make_bigint_with_ooi (hcl, yv);
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hcl_poptmp (hcl);
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if (!y) return HCL_NULL;
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}
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@ -3615,7 +3781,7 @@ hcl_oop_t hcl_strtoint (hcl_t* hcl, const hcl_ooch_t* str, hcl_oow_t len, int ra
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hwlen = 0;
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start = ptr; /* this is the real start */
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if (IS_POWER_OF_2(radix))
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if (IS_POW2(radix))
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{
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unsigned int exp;
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unsigned int bitcnt;
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@ -3649,7 +3815,7 @@ hcl_oop_t hcl_strtoint (hcl_t* hcl, const hcl_ooch_t* str, hcl_oow_t len, int ra
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/* TODO: PPC - use cntlz, cntlzw, cntlzd, SPARC - use lzcnt, MIPS clz */
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#else
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exp = _exp_tab[radix];
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exp = _exp_tab[radix - 1];
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#endif
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/* bytes */
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@ -4175,13 +4341,13 @@ hcl_oop_t hcl_inttostr (hcl_t* hcl, hcl_oop_t num, int radix, int ngc)
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as = HCL_OBJ_GET_SIZE(num);
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if (IS_POWER_OF_2(radix))
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if (IS_POW2(radix))
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{
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unsigned int exp, accbits;
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hcl_lidw_t acc;
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hcl_oow_t xpos;
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exp = _exp_tab[radix];
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exp = _exp_tab[radix - 1];
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xlen = as * ((HCL_LIW_BITS + exp) / exp) + 1;
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xpos = xlen;
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@ -65,45 +65,60 @@
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#if defined(HCL_SIZEOF_CHAR) && (HCL_SIZEOF_CHAR == 1)
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# define HCL_HAVE_UINT8_T
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# define HCL_HAVE_INT8_T
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# define HCL_SIZEOF_UINT8_T (HCL_SIZEOF_CHAR)
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# define HCL_SIZEOF_INT8_T (HCL_SIZEOF_CHAR)
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typedef unsigned char hcl_uint8_t;
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typedef signed char hcl_int8_t;
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#elif defined(HCL_SIZEOF___INT8) && (HCL_SIZEOF___INT8 == 1)
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# define HCL_HAVE_UINT8_T
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# define HCL_HAVE_INT8_T
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# define HCL_SIZEOF_UINT8_T (HCL_SIZEOF___INT8)
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# define HCL_SIZEOF_INT8_T (HCL_SIZEOF___INT8)
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typedef unsigned __int8 hcl_uint8_t;
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typedef signed __int8 hcl_int8_t;
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#elif defined(HCL_SIZEOF___INT8_T) && (HCL_SIZEOF___INT8_T == 1)
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# define HCL_HAVE_UINT8_T
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# define HCL_HAVE_INT8_T
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# define HCL_SIZEOF_UINT8_T (HCL_SIZEOF___INT8_T)
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# define HCL_SIZEOF_INT8_T (HCL_SIZEOF___INT8_T)
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typedef unsigned __int8_t hcl_uint8_t;
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typedef signed __int8_t hcl_int8_t;
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#else
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# define HCL_HAVE_UINT8_T
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# define HCL_HAVE_INT8_T
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# define HCL_SIZEOF_UINT8_T (1)
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# define HCL_SIZEOF_INT8_T (1)
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typedef unsigned char hcl_uint8_t;
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typedef signed char hcl_int8_t;
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#endif
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/* hcl_int16_t */
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#if defined(HCL_SIZEOF_SHORT) && (HCL_SIZEOF_SHORT == 2)
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# define HCL_HAVE_UINT16_T
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# define HCL_HAVE_INT16_T
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# define HCL_SIZEOF_UINT16_T (HCL_SIZEOF_SHORT)
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# define HCL_SIZEOF_INT16_T (HCL_SIZEOF_SHORT)
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typedef unsigned short int hcl_uint16_t;
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typedef signed short int hcl_int16_t;
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#elif defined(HCL_SIZEOF___INT16) && (HCL_SIZEOF___INT16 == 2)
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# define HCL_HAVE_UINT16_T
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# define HCL_HAVE_INT16_T
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# define HCL_SIZEOF_UINT16_T (HCL_SIZEOF___INT16)
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# define HCL_SIZEOF_INT16_T (HCL_SIZEOF___INT16)
|
||||
typedef unsigned __int16 hcl_uint16_t;
|
||||
typedef signed __int16 hcl_int16_t;
|
||||
#elif defined(HCL_SIZEOF___INT16_T) && (HCL_SIZEOF___INT16_T == 2)
|
||||
# define HCL_HAVE_UINT16_T
|
||||
# define HCL_HAVE_INT16_T
|
||||
# define HCL_SIZEOF_UINT16_T (HCL_SIZEOF___INT16_T)
|
||||
# define HCL_SIZEOF_INT16_T (HCL_SIZEOF___INT16_T)
|
||||
typedef unsigned __int16_t hcl_uint16_t;
|
||||
typedef signed __int16_t hcl_int16_t;
|
||||
#else
|
||||
# define HCL_HAVE_UINT16_T
|
||||
# define HCL_HAVE_INT16_T
|
||||
# define HCL_SIZEOF_UINT16_T (2)
|
||||
# define HCL_SIZEOF_INT16_T (2)
|
||||
typedef unsigned short int hcl_uint16_t;
|
||||
typedef signed short int hcl_int16_t;
|
||||
#endif
|
||||
@ -113,31 +128,43 @@
|
||||
#if defined(HCL_SIZEOF_INT) && (HCL_SIZEOF_INT == 4)
|
||||
# define HCL_HAVE_UINT32_T
|
||||
# define HCL_HAVE_INT32_T
|
||||
# define HCL_SIZEOF_UINT32_T (HCL_SIZEOF_INT)
|
||||
# define HCL_SIZEOF_INT32_T (HCL_SIZEOF_INT)
|
||||
typedef unsigned int hcl_uint32_t;
|
||||
typedef signed int hcl_int32_t;
|
||||
#elif defined(HCL_SIZEOF_LONG) && (HCL_SIZEOF_LONG == 4)
|
||||
# define HCL_HAVE_UINT32_T
|
||||
# define HCL_HAVE_INT32_T
|
||||
# define HCL_SIZEOF_UINT32_T (HCL_SIZEOF_LONG)
|
||||
# define HCL_SIZEOF_INT32_T (HCL_SIZEOF_LONG)
|
||||
typedef unsigned long int hcl_uint32_t;
|
||||
typedef signed long int hcl_int32_t;
|
||||
#elif defined(HCL_SIZEOF___INT32) && (HCL_SIZEOF___INT32 == 4)
|
||||
# define HCL_HAVE_UINT32_T
|
||||
# define HCL_HAVE_INT32_T
|
||||
# define HCL_SIZEOF_UINT32_T (HCL_SIZEOF___INT32)
|
||||
# define HCL_SIZEOF_INT32_T (HCL_SIZEOF___INT32)
|
||||
typedef unsigned __int32 hcl_uint32_t;
|
||||
typedef signed __int32 hcl_int32_t;
|
||||
#elif defined(HCL_SIZEOF___INT32_T) && (HCL_SIZEOF___INT32_T == 4)
|
||||
# define HCL_HAVE_UINT32_T
|
||||
# define HCL_HAVE_INT32_T
|
||||
# define HCL_SIZEOF_UINT32_T (HCL_SIZEOF___INT32_T)
|
||||
# define HCL_SIZEOF_INT32_T (HCL_SIZEOF___INT32_T)
|
||||
typedef unsigned __int32_t hcl_uint32_t;
|
||||
typedef signed __int32_t hcl_int32_t;
|
||||
#elif defined(__DOS__)
|
||||
# define HCL_HAVE_UINT32_T
|
||||
# define HCL_HAVE_INT32_T
|
||||
# define HCL_SIZEOF_UINT32_T (4)
|
||||
# define HCL_SIZEOF_INT32_T (4)
|
||||
typedef unsigned long int hcl_uint32_t;
|
||||
typedef signed long int hcl_int32_t;
|
||||
#else
|
||||
# define HCL_HAVE_UINT32_T
|
||||
# define HCL_HAVE_INT32_T
|
||||
# define HCL_SIZEOF_UINT32_T (4)
|
||||
# define HCL_SIZEOF_INT32_T (4)
|
||||
typedef unsigned int hcl_uint32_t;
|
||||
typedef signed int hcl_int32_t;
|
||||
#endif
|
||||
@ -146,26 +173,36 @@
|
||||
#if defined(HCL_SIZEOF_INT) && (HCL_SIZEOF_INT == 8)
|
||||
# define HCL_HAVE_UINT64_T
|
||||
# define HCL_HAVE_INT64_T
|
||||
# define HCL_SIZEOF_UINT64_T (HCL_SIZEOF_INT)
|
||||
# define HCL_SIZEOF_INT64_T (HCL_SIZEOF_INT)
|
||||
typedef unsigned int hcl_uint64_t;
|
||||
typedef signed int hcl_int64_t;
|
||||
#elif defined(HCL_SIZEOF_LONG) && (HCL_SIZEOF_LONG == 8)
|
||||
# define HCL_HAVE_UINT64_T
|
||||
# define HCL_HAVE_INT64_T
|
||||
# define HCL_SIZEOF_UINT64_T (HCL_SIZEOF_LONG)
|
||||
# define HCL_SIZEOF_INT64_T (HCL_SIZEOF_LONG)
|
||||
typedef unsigned long int hcl_uint64_t;
|
||||
typedef signed long int hcl_int64_t;
|
||||
#elif defined(HCL_SIZEOF_LONG_LONG) && (HCL_SIZEOF_LONG_LONG == 8)
|
||||
# define HCL_HAVE_UINT64_T
|
||||
# define HCL_HAVE_INT64_T
|
||||
# define HCL_SIZEOF_UINT64_T (HCL_SIZEOF_LONG_LONG)
|
||||
# define HCL_SIZEOF_INT64_T (HCL_SIZEOF_LONG_LONG)
|
||||
typedef unsigned long long int hcl_uint64_t;
|
||||
typedef signed long long int hcl_int64_t;
|
||||
#elif defined(HCL_SIZEOF___INT64) && (HCL_SIZEOF___INT64 == 8)
|
||||
# define HCL_HAVE_UINT64_T
|
||||
# define HCL_HAVE_INT64_T
|
||||
# define HCL_SIZEOF_UINT64_T (HCL_SIZEOF_LONG___INT64)
|
||||
# define HCL_SIZEOF_INT64_T (HCL_SIZEOF_LONG___INT64)
|
||||
typedef unsigned __int64 hcl_uint64_t;
|
||||
typedef signed __int64 hcl_int64_t;
|
||||
#elif defined(HCL_SIZEOF___INT64_T) && (HCL_SIZEOF___INT64_T == 8)
|
||||
# define HCL_HAVE_UINT64_T
|
||||
# define HCL_HAVE_INT64_T
|
||||
# define HCL_SIZEOF_UINT64_T (HCL_SIZEOF_LONG___INT64_T)
|
||||
# define HCL_SIZEOF_INT64_T (HCL_SIZEOF_LONG___INT64_T)
|
||||
typedef unsigned __int64_t hcl_uint64_t;
|
||||
typedef signed __int64_t hcl_int64_t;
|
||||
#else
|
||||
@ -176,26 +213,36 @@
|
||||
#if defined(HCL_SIZEOF_INT) && (HCL_SIZEOF_INT == 16)
|
||||
# define HCL_HAVE_UINT128_T
|
||||
# define HCL_HAVE_INT128_T
|
||||
# define HCL_SIZEOF_UINT128_T (HCL_SIZEOF_INT)
|
||||
# define HCL_SIZEOF_INT128_T (HCL_SIZEOF_INT)
|
||||
typedef unsigned int hcl_uint128_t;
|
||||
typedef signed int hcl_int128_t;
|
||||
#elif defined(HCL_SIZEOF_LONG) && (HCL_SIZEOF_LONG == 16)
|
||||
# define HCL_HAVE_UINT128_T
|
||||
# define HCL_HAVE_INT128_T
|
||||
# define HCL_SIZEOF_UINT128_T (HCL_SIZEOF_LONG)
|
||||
# define HCL_SIZEOF_INT128_T (HCL_SIZEOF_LONG)
|
||||
typedef unsigned long int hcl_uint128_t;
|
||||
typedef signed long int hcl_int128_t;
|
||||
#elif defined(HCL_SIZEOF_LONG_LONG) && (HCL_SIZEOF_LONG_LONG == 16)
|
||||
# define HCL_HAVE_UINT128_T
|
||||
# define HCL_HAVE_INT128_T
|
||||
# define HCL_SIZEOF_UINT128_T (HCL_SIZEOF_LONG_LONG)
|
||||
# define HCL_SIZEOF_INT128_T (HCL_SIZEOF_LONG_LONG)
|
||||
typedef unsigned long long int hcl_uint128_t;
|
||||
typedef signed long long int hcl_int128_t;
|
||||
#elif defined(HCL_SIZEOF___INT128) && (HCL_SIZEOF___INT128 == 16)
|
||||
# define HCL_HAVE_UINT128_T
|
||||
# define HCL_HAVE_INT128_T
|
||||
# define HCL_SIZEOF_UINT128_T (HCL_SIZEOF___INT128)
|
||||
# define HCL_SIZEOF_INT128_T (HCL_SIZEOF___INT128)
|
||||
typedef unsigned __int128 hcl_uint128_t;
|
||||
typedef signed __int128 hcl_int128_t;
|
||||
#elif defined(HCL_SIZEOF___INT128_T) && (HCL_SIZEOF___INT128_T == 16)
|
||||
# define HCL_HAVE_UINT128_T
|
||||
# define HCL_HAVE_INT128_T
|
||||
# define HCL_SIZEOF_UINT128_T (HCL_SIZEOF___INT128_T)
|
||||
# define HCL_SIZEOF_INT128_T (HCL_SIZEOF___INT128_T)
|
||||
#if defined(HCL_SIZEOF___UINT128_T) && (HCL_SIZEOF___UINT128_T == HCL_SIZEOF___INT128_T)
|
||||
typedef __uint128_t hcl_uint128_t;
|
||||
typedef __int128_t hcl_int128_t;
|
||||
@ -868,6 +915,8 @@ typedef struct hcl_t hcl_t;
|
||||
|
||||
#if (__GNUC__ >= 4) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
|
||||
#define HCL_HAVE_BUILTIN_CTZ
|
||||
#define HCL_HAVE_BUILTIN_CTZL
|
||||
#define HCL_HAVE_BUILTIN_CTZLL
|
||||
#define HCL_HAVE_BUILTIN_EXPECT
|
||||
#endif
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user