DecodersImpl.h File Reference

#include <cstdint>
#include "../Shared/funcannotations.h"
#include "ExtractFromTime.h"

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Functions
DEVICE ALWAYS_INLINE int64_t SUFFIX()	fixed_width_int_decode (const int8_t *byte_stream, const int32_t byte_width, const int64_t pos)
DEVICE ALWAYS_INLINE int64_t SUFFIX()	fixed_width_unsigned_decode (const int8_t *byte_stream, const int32_t byte_width, const int64_t pos)
DEVICE NEVER_INLINE int64_t SUFFIX()	fixed_width_int_decode_noinline (const int8_t *byte_stream, const int32_t byte_width, const int64_t pos)
DEVICE NEVER_INLINE int64_t SUFFIX()	fixed_width_unsigned_decode_noinline (const int8_t *byte_stream, const int32_t byte_width, const int64_t pos)
DEVICE ALWAYS_INLINE int64_t SUFFIX()	diff_fixed_width_int_decode (const int8_t *byte_stream, const int32_t byte_width, const int64_t baseline, const int64_t pos)
DEVICE ALWAYS_INLINE float SUFFIX()	fixed_width_float_decode (const int8_t *byte_stream, const int64_t pos)
DEVICE NEVER_INLINE float SUFFIX()	fixed_width_float_decode_noinline (const int8_t *byte_stream, const int64_t pos)
DEVICE ALWAYS_INLINE double SUFFIX()	fixed_width_double_decode (const int8_t *byte_stream, const int64_t pos)
DEVICE NEVER_INLINE double SUFFIX()	fixed_width_double_decode_noinline (const int8_t *byte_stream, const int64_t pos)
DEVICE ALWAYS_INLINE int64_t SUFFIX()	fixed_width_small_date_decode (const int8_t *byte_stream, const int32_t byte_width, const int32_t null_val, const int64_t ret_null_val, const int64_t pos)
DEVICE NEVER_INLINE int64_t SUFFIX()	fixed_width_small_date_decode_noinline (const int8_t *byte_stream, const int32_t byte_width, const int32_t null_val, const int64_t ret_null_val, const int64_t pos)
DEVICE ALWAYS_INLINE int64_t SUFFIX()	fixed_width_date_encode (const int64_t cur_col_val, const int32_t ret_null_val, const int64_t null_val)
DEVICE ALWAYS_INLINE int64_t SUFFIX()	fixed_width_date_decode (const int64_t cur_col_val, const int32_t ret_null_val, const int64_t null_val)
DEVICE NEVER_INLINE int64_t SUFFIX()	fixed_width_date_encode_noinline (const int64_t cur_col_val, const int32_t ret_null_val, const int64_t null_val)

Function Documentation

DEVICE ALWAYS_INLINE int64_t SUFFIX() diff_fixed_width_int_decode	(	const int8_t *	byte_stream,
		const int32_t	byte_width,
		const int64_t	baseline,
		const int64_t	pos
	)

Definition at line 105 of file DecodersImpl.h.

References fixed_width_int_decode(), and SUFFIX.

                                                       {
  return SUFFIX(fixed_width_int_decode)(byte_stream, byte_width, pos) + baseline;
}

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DEVICE ALWAYS_INLINE int64_t SUFFIX() fixed_width_date_decode	(	const int64_t	cur_col_val,
		const int32_t	ret_null_val,
		const int64_t	null_val
	)

Definition at line 166 of file DecodersImpl.h.

References kSecsPerDay.

                                                        {
  return cur_col_val == null_val ? ret_null_val : cur_col_val * kSecsPerDay;
}

DEVICE ALWAYS_INLINE int64_t SUFFIX() fixed_width_date_encode	(	const int64_t	cur_col_val,
		const int32_t	ret_null_val,
		const int64_t	null_val
	)

Definition at line 159 of file DecodersImpl.h.

References kSecsPerDay.

Referenced by fixed_width_date_encode_noinline().

                                                        {
  return cur_col_val == null_val ? ret_null_val : cur_col_val / kSecsPerDay;
}

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DEVICE NEVER_INLINE int64_t SUFFIX() fixed_width_date_encode_noinline	(	const int64_t	cur_col_val,
		const int32_t	ret_null_val,
		const int64_t	null_val
	)

Definition at line 173 of file DecodersImpl.h.

References fixed_width_date_encode(), and SUFFIX.

                                                                 {
  return SUFFIX(fixed_width_date_encode)(cur_col_val, ret_null_val, null_val);
}

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DEVICE ALWAYS_INLINE double SUFFIX() fixed_width_double_decode	(	const int8_t *	byte_stream,
		const int64_t	pos
	)

Definition at line 126 of file DecodersImpl.h.

Referenced by fixed_width_double_decode_noinline().

                                                                             {
#ifdef WITH_DECODERS_BOUNDS_CHECKING
  assert(pos >= 0);
#endif  // WITH_DECODERS_BOUNDS_CHECKING
  return *(reinterpret_cast<const double*>(&byte_stream[pos * sizeof(double)]));
}

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DEVICE NEVER_INLINE double SUFFIX() fixed_width_double_decode_noinline	(	const int8_t *	byte_stream,
		const int64_t	pos
	)

Definition at line 134 of file DecodersImpl.h.

References fixed_width_double_decode(), and SUFFIX.

Referenced by compute_bucket_sizes_impl(), JoinColumnIterator::getElementSwitch(), result_set::lazy_decode(), BoundingBoxIntersectKeyHandler::operator()(), and RangeKeyHandler::operator()().

                                                                                      {
  return SUFFIX(fixed_width_double_decode)(byte_stream, pos);
}

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DEVICE ALWAYS_INLINE float SUFFIX() fixed_width_float_decode	(	const int8_t *	byte_stream,
		const int64_t	pos
	)

Definition at line 113 of file DecodersImpl.h.

Referenced by fixed_width_float_decode_noinline().

                                                                            {
#ifdef WITH_DECODERS_BOUNDS_CHECKING
  assert(pos >= 0);
#endif  // WITH_DECODERS_BOUNDS_CHECKING
  return *(reinterpret_cast<const float*>(&byte_stream[pos * sizeof(float)]));
}

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DEVICE NEVER_INLINE float SUFFIX() fixed_width_float_decode_noinline	(	const int8_t *	byte_stream,
		const int64_t	pos
	)

Definition at line 121 of file DecodersImpl.h.

References fixed_width_float_decode(), and SUFFIX.

Referenced by result_set::lazy_decode().

                                                                                     {
  return SUFFIX(fixed_width_float_decode)(byte_stream, pos);
}

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DEVICE ALWAYS_INLINE int64_t SUFFIX() fixed_width_int_decode	(	const int8_t *	byte_stream,
		const int32_t	byte_width,
		const int64_t	pos
	)

Definition at line 31 of file DecodersImpl.h.

Referenced by diff_fixed_width_int_decode(), fixed_width_int_decode_noinline(), and fixed_width_small_date_decode().

                                                  {
#ifdef WITH_DECODERS_BOUNDS_CHECKING
  assert(pos >= 0);
#endif  // WITH_DECODERS_BOUNDS_CHECKING
  switch (byte_width) {
    case 1:
      return static_cast<int64_t>(byte_stream[pos * byte_width]);
    case 2:
      return *(reinterpret_cast<const int16_t*>(&byte_stream[pos * byte_width]));
    case 4:
      return *(reinterpret_cast<const int32_t*>(&byte_stream[pos * byte_width]));
    case 8:
      return *(reinterpret_cast<const int64_t*>(&byte_stream[pos * byte_width]));
    default:
// TODO(alex)
#ifdef __CUDACC__
      return -1;
#else
#ifdef _WIN32
      return LLONG_MIN + 1;
#else
      return std::numeric_limits<int64_t>::min() + 1;
#endif
#endif
  }
}

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DEVICE NEVER_INLINE int64_t SUFFIX() fixed_width_int_decode_noinline	(	const int8_t *	byte_stream,
		const int32_t	byte_width,
		const int64_t	pos
	)

Definition at line 91 of file DecodersImpl.h.

References fixed_width_int_decode(), and SUFFIX.

Referenced by JoinColumnIterator::getElementSwitch(), result_set::lazy_decode(), and RangeKeyHandler::operator()().

                                                           {
  return SUFFIX(fixed_width_int_decode)(byte_stream, byte_width, pos);
}

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DEVICE ALWAYS_INLINE int64_t SUFFIX() fixed_width_small_date_decode	(	const int8_t *	byte_stream,
		const int32_t	byte_width,
		const int32_t	null_val,
		const int64_t	ret_null_val,
		const int64_t	pos
	)

Definition at line 139 of file DecodersImpl.h.

References fixed_width_int_decode(), kSecsPerDay, and SUFFIX.

Referenced by fixed_width_small_date_decode_noinline().

                                                         {
  auto val = SUFFIX(fixed_width_int_decode)(byte_stream, byte_width, pos);
  return val == null_val ? ret_null_val : val * kSecsPerDay;
}

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DEVICE NEVER_INLINE int64_t SUFFIX() fixed_width_small_date_decode_noinline	(	const int8_t *	byte_stream,
		const int32_t	byte_width,
		const int32_t	null_val,
		const int64_t	ret_null_val,
		const int64_t	pos
	)

Definition at line 149 of file DecodersImpl.h.

References fixed_width_small_date_decode(), and SUFFIX.

Referenced by JoinColumnIterator::getElementSwitch(), and result_set::lazy_decode().

                                                                  {
  return SUFFIX(fixed_width_small_date_decode)(
      byte_stream, byte_width, null_val, ret_null_val, pos);
}

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DEVICE ALWAYS_INLINE int64_t SUFFIX() fixed_width_unsigned_decode	(	const int8_t *	byte_stream,
		const int32_t	byte_width,
		const int64_t	pos
	)

Definition at line 61 of file DecodersImpl.h.

Referenced by fixed_width_unsigned_decode_noinline().

                                                       {
#ifdef WITH_DECODERS_BOUNDS_CHECKING
  assert(pos >= 0);
#endif  // WITH_DECODERS_BOUNDS_CHECKING
  switch (byte_width) {
    case 1:
      return reinterpret_cast<const uint8_t*>(byte_stream)[pos * byte_width];
    case 2:
      return *(reinterpret_cast<const uint16_t*>(&byte_stream[pos * byte_width]));
    case 4:
      return *(reinterpret_cast<const uint32_t*>(&byte_stream[pos * byte_width]));
    case 8:
      return *(reinterpret_cast<const uint64_t*>(&byte_stream[pos * byte_width]));
    default:
// TODO(alex)
#ifdef __CUDACC__
      return -1;
#else
#ifdef _WIN32
      return LLONG_MIN + 1;
#else
      return std::numeric_limits<int64_t>::min() + 1;
#endif
#endif
  }
}

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DEVICE NEVER_INLINE int64_t SUFFIX() fixed_width_unsigned_decode_noinline	(	const int8_t *	byte_stream,
		const int32_t	byte_width,
		const int64_t	pos
	)

Definition at line 98 of file DecodersImpl.h.

References fixed_width_unsigned_decode(), and SUFFIX.

Referenced by JoinColumnIterator::getElementSwitch(), and result_set::lazy_decode().

                                                                {
  return SUFFIX(fixed_width_unsigned_decode)(byte_stream, byte_width, pos);
}

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