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xpu_misclib.cu
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/*
* xpu_misclib.cu
*
* Collection of misc functions and operators for both of GPU and DPU
* ----
* Copyright 2011-2023 (C) KaiGai Kohei <[email protected]>
* Copyright 2014-2023 (C) PG-Strom Developers Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the PostgreSQL License.
*
*/
#include "xpu_common.h"
#include <math.h>
/*
* Mathmatical functions
*/
#define CHECKFLOATVAL(kcxt, fp_value, inf_is_valid, zero_is_valid) \
do { \
if (!(inf_is_valid) && isinf(fp_value)) \
{ \
STROM_ELOG(kcxt, "value out of range: overflow"); \
return false; \
} \
if (!(zero_is_valid) && (fp_value) == 0.0) \
{ \
STROM_ELOG(kcxt, "value out of range: underflow"); \
return false; \
} \
} while(0)
PUBLIC_FUNCTION(bool)
pgfn_cbrt(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
result->value = cbrt(fval.value);
CHECKFLOATVAL(kcxt, result->value,
isinf(fval.value),
fval.value == 0.0);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_dcbrt(XPU_PGFUNCTION_ARGS)
{
return pgfn_cbrt(kcxt, kexp, __result);
}
PUBLIC_FUNCTION(bool)
pgfn_ceil(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
result->value = ceil(fval.value);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_ceiling(XPU_PGFUNCTION_ARGS)
{
return pgfn_ceil(kcxt, kexp, __result);
}
PUBLIC_FUNCTION(bool)
pgfn_exp(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
if (isnan(fval.value))
result->value = fval.value;
else if (isinf(fval.value))
result->value = (fval.value > 0.0 ? fval.value : 0.0);
else
{
result->value = exp(fval.value);
CHECKFLOATVAL(kcxt, result->value, false, false);
}
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_dexp(XPU_PGFUNCTION_ARGS)
{
return pgfn_exp(kcxt, kexp, __result);
}
PUBLIC_FUNCTION(bool)
pgfn_floor(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
result->value = floor(fval.value);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_ln(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else if (fval.value <= 0.0)
{
STROM_ELOG(kcxt, "cannot take logarithm of zero or negative number");
return false;
}
else
{
result->expr_ops = &xpu_float8_ops;
result->value = log(fval.value);
CHECKFLOATVAL(kcxt, result->value,
isinf(fval.value),
fval.value == 1.0);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_dlog10(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else if (fval.value == 0.0)
{
STROM_ELOG(kcxt, "cannot take logarithm of zero");
return false;
}
else if (fval.value < 0.0)
{
STROM_ELOG(kcxt, "cannot take logarithm of a negative number");
return false;
}
else
{
result->expr_ops = &xpu_float8_ops;
result->value = log10(fval.value);
CHECKFLOATVAL(kcxt, result->value,
isinf(fval.value),
fval.value != 1.0);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_dlog1(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else if (fval.value == 0.0)
{
STROM_ELOG(kcxt, "cannot take logarithm of zero");
return false;
}
else if (fval.value < 0.0)
{
STROM_ELOG(kcxt, "cannot take logarithm of a negative number");
return false;
}
else
{
result->expr_ops = &xpu_float8_ops;
result->value = log(fval.value);
CHECKFLOATVAL(kcxt, result->value,
isinf(fval.value),
fval.value != 1.0);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_pi(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS0(float8);
result->expr_ops = &xpu_float8_ops;
result->value = 3.14159265358979323846;
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_dpow(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS2(float8, float8, fval, float8, pval);
if (XPU_DATUM_ISNULL(&fval) || XPU_DATUM_ISNULL(&pval))
result->expr_ops = NULL;
else if (fval.value == 0.0 && pval.value < 0.0)
{
STROM_ELOG(kcxt, "zero raised to a negative power is undefined");
return false;
}
else if (fval.value < 0.0 && floor(pval.value) != pval.value)
{
STROM_ELOG(kcxt, "a negative number raised to a non-integer power yields a complex result");
return false;
}
else
{
result->expr_ops = &xpu_float8_ops;
result->value = pow(fval.value, pval.value);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_dround(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
result->value = rint(fval.value);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_sign(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
if (fval.value > 0.0)
result->value = 1.0;
else if (fval.value < 0.0)
result->value = -1.0;
else
result->value = 0;
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_dsqrt(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else if (fval.value < 0.0)
{
STROM_ELOG(kcxt, "cannot take square root of a negative number");
return false;
}
else
{
result->expr_ops = &xpu_float8_ops;
result->value = sqrt(fval.value);
CHECKFLOATVAL(kcxt, result->value,
isinf(fval.value),
fval.value == 0.0);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_dtrunc(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
if (fval.value >= 0)
result->value = floor(fval.value);
else
result->value = -floor(-fval.value);
}
return true;
}
/*
* Trigonometric function
*/
#define RADIANS_PER_DEGREE 0.0174532925199432957692
PUBLIC_FUNCTION(bool)
pgfn_degrees(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
result->value = fval.value / RADIANS_PER_DEGREE;
CHECKFLOATVAL(kcxt, result->value,
isinf(fval.value),
fval.value == 0.0);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_radians(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
result->value = fval.value * RADIANS_PER_DEGREE;
CHECKFLOATVAL(kcxt, result->value,
isinf(fval.value),
fval.value == 0.0);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_acos(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
if (isnan(fval.value))
result->value = fval.value;
else if (fval.value < -1.0 || fval.value > 1.0)
{
STROM_ELOG(kcxt, "input is out of range");
return false;
}
else
{
result->value = acos(fval.value);
CHECKFLOATVAL(kcxt, result->value, false, true);
}
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_asin(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
if (isnan(fval.value))
result->value = fval.value;
else if (fval.value < -1.0 || fval.value > 1.0)
{
STROM_ELOG(kcxt, "input is out of range");
return false;
}
else
{
result->value = asin(fval.value);
CHECKFLOATVAL(kcxt, result->value, false, true);
}
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_atan(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
if (isnan(fval.value))
result->value = DBL_NAN;
else
{
result->value = atan(fval.value);
CHECKFLOATVAL(kcxt, result->value, false, true);
}
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_atan2(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS2(float8, float8, fval, float8, pval);
if (XPU_DATUM_ISNULL(&fval) || XPU_DATUM_ISNULL(&pval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
if (isnan(fval.value) || isnan(pval.value))
result->value = DBL_NAN;
else
{
result->value = atan2(fval.value, pval.value);
CHECKFLOATVAL(kcxt, result->value, false, true);
}
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_cos(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
if (isnan(fval.value))
result->value = DBL_NAN;
else
{
result->value = cos(fval.value);
CHECKFLOATVAL(kcxt, result->value, false, true);
}
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_cot(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
CHECKFLOATVAL(kcxt, fval.value, false, true);
result->expr_ops = &xpu_float8_ops;
result->value = 1.0 / tan(fval.value);
CHECKFLOATVAL(kcxt, result->value, true, true);
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_sin(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
if (isnan(fval.value))
result->value = DBL_NAN;
else
{
result->value = sin(fval.value);
CHECKFLOATVAL(kcxt, result->value, false, true);
}
}
return true;
}
PUBLIC_FUNCTION(bool)
pgfn_tan(XPU_PGFUNCTION_ARGS)
{
KEXP_PROCESS_ARGS1(float8, float8, fval);
if (XPU_DATUM_ISNULL(&fval))
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_float8_ops;
if (isnan(fval.value))
result->value = DBL_NAN;
else
{
result->value = tan(fval.value);
CHECKFLOATVAL(kcxt, result->value, true, true);
}
}
return true;
}
/*
* Currency data type (xpu_money_t), functions and operators
*/
STATIC_FUNCTION(bool)
xpu_money_datum_heap_read(kern_context *kcxt,
const void *addr,
xpu_datum_t *__result)
{
xpu_money_t *result = (xpu_money_t *)__result;
result->expr_ops = &xpu_money_ops;
__FetchStore(result->value, (Cash *)addr);
return true;
}
STATIC_FUNCTION(bool)
xpu_money_datum_arrow_read(kern_context *kcxt,
const kern_data_store *kds,
const kern_colmeta *cmeta,
uint32_t kds_index,
xpu_datum_t *__result)
{
xpu_money_t *result = (xpu_money_t *)__result;
const void *addr;
if (cmeta->attopts.tag != ArrowType__Int)
{
STROM_ELOG(kcxt, "xpu_money_t must be mapped on Arrow::Int32 or Int64");
return false;
}
switch (cmeta->attopts.integer.bitWidth)
{
case 32:
addr = KDS_ARROW_REF_SIMPLE_DATUM(kds, cmeta,
kds_index,
sizeof(int32_t));
if (!addr)
result->expr_ops = NULL;
else
{
if (cmeta->attopts.integer.is_signed)
result->value = *((int32_t *)addr);
else
result->value = *((uint32_t *)addr);
result->expr_ops = &xpu_money_ops;
}
break;
case 64:
addr = KDS_ARROW_REF_SIMPLE_DATUM(kds, cmeta, kds_index, sizeof(int64_t));
if (!addr)
result->expr_ops = NULL;
else if (!cmeta->attopts.integer.is_signed && *((int64_t *)addr) < 0)
{
STROM_ELOG(kcxt, "Arrow::Int64 out of range");
return false;
}
else
{
result->value = *((int64_t *)addr);
result->expr_ops = &xpu_money_ops;
}
break;
default:
STROM_ELOG(kcxt, "xpu_money_t must be mapped on Arrow::Int32 or Int64");
return false;
}
return true;
}
STATIC_FUNCTION(bool)
xpu_money_datum_kvec_load(kern_context *kcxt,
const kvec_datum_t *__kvecs,
uint32_t kvecs_id,
xpu_datum_t *__result)
{
const kvec_money_t *kvecs = (const kvec_money_t *)__kvecs;
xpu_money_t *result = (xpu_money_t *)__result;
result->expr_ops = &xpu_money_ops;
result->value = kvecs->values[kvecs_id];
return true;
}
STATIC_FUNCTION(bool)
xpu_money_datum_kvec_save(kern_context *kcxt,
const xpu_datum_t *__xdatum,
kvec_datum_t *__kvecs,
uint32_t kvecs_id)
{
const xpu_money_t *xdatum = (const xpu_money_t *)__xdatum;
kvec_money_t *kvecs = (kvec_money_t *)__kvecs;
kvecs->values[kvecs_id] = xdatum->value;
return true;
}
STATIC_FUNCTION(bool)
xpu_money_datum_kvec_copy(kern_context *kcxt,
const kvec_datum_t *__kvecs_src,
uint32_t kvecs_src_id,
kvec_datum_t *__kvecs_dst,
uint32_t kvecs_dst_id)
{
const kvec_money_t *kvecs_src = (const kvec_money_t *)__kvecs_src;
kvec_money_t *kvecs_dst = (kvec_money_t *)__kvecs_dst;
kvecs_dst->values[kvecs_dst_id] = kvecs_src->values[kvecs_src_id];
return true;
}
STATIC_FUNCTION(int)
xpu_money_datum_write(kern_context *kcxt,
char *buffer,
const kern_colmeta *cmeta,
const xpu_datum_t *__arg)
{
const xpu_money_t *arg = (const xpu_money_t *)__arg;
if (buffer)
*((Cash *)buffer) = arg->value;
return sizeof(Cash);
}
STATIC_FUNCTION(bool)
xpu_money_datum_hash(kern_context *kcxt,
uint32_t *p_hash,
xpu_datum_t *__arg)
{
xpu_money_t *arg = (xpu_money_t *)__arg;
if (XPU_DATUM_ISNULL(arg))
*p_hash = 0;
else
*p_hash = pg_hash_any(&arg->value, sizeof(Cash));
return true;
}
STATIC_FUNCTION(bool)
xpu_money_datum_comp(kern_context *kcxt,
int *p_comp,
xpu_datum_t *__a,
xpu_datum_t *__b)
{
xpu_money_t *a = (xpu_money_t *)__a;
xpu_money_t *b = (xpu_money_t *)__b;
assert(!XPU_DATUM_ISNULL(a) && !XPU_DATUM_ISNULL(b));
if (a->value < b->value)
*p_comp = -1;
else if (a->value > b->value)
*p_comp = 1;
else
*p_comp = 0;
return true;
}
PGSTROM_SQLTYPE_OPERATORS(money, true, 8, sizeof(Cash));
PG_SIMPLE_COMPARE_TEMPLATE(cash_,money,money,)
/*
* UUID data type (xpu_uuid_t), functions and operators
*/
STATIC_FUNCTION(bool)
xpu_uuid_datum_heap_read(kern_context *kcxt,
const void *addr,
xpu_datum_t *__result)
{
xpu_uuid_t *result = (xpu_uuid_t *)__result;
result->expr_ops = &xpu_uuid_ops;
memcpy(result->value.data, addr, UUID_LEN);
return true;
}
STATIC_FUNCTION(bool)
xpu_uuid_datum_arrow_read(kern_context *kcxt,
const kern_data_store *kds,
const kern_colmeta *cmeta,
uint32_t kds_index,
xpu_datum_t *__result)
{
xpu_uuid_t *result = (xpu_uuid_t *)__result;
const void *addr;
if (cmeta->attopts.tag != ArrowType__FixedSizeBinary ||
cmeta->attopts.fixed_size_binary.byteWidth != UUID_LEN)
{
STROM_ELOG(kcxt, "xpu_uuid_t must be mapped on Arrow::FixedSizeBinary");
return false;
}
addr = KDS_ARROW_REF_SIMPLE_DATUM(kds, cmeta, kds_index, UUID_LEN);
if (!addr)
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_uuid_ops;
memcpy(result->value.data, addr, UUID_LEN);
}
return true;
}
STATIC_FUNCTION(bool)
xpu_uuid_datum_kvec_load(kern_context *kcxt,
const kvec_datum_t *__kvecs,
uint32_t kvecs_id,
xpu_datum_t *__result)
{
const kvec_uuid_t *kvecs = (const kvec_uuid_t *)__kvecs;
xpu_uuid_t *result = (xpu_uuid_t *)__result;
result->expr_ops = &xpu_uuid_ops;
memcpy(result->value.data, kvecs->values[kvecs_id].data, UUID_LEN);
return true;
}
STATIC_FUNCTION(bool)
xpu_uuid_datum_kvec_save(kern_context *kcxt,
const xpu_datum_t *__xdatum,
kvec_datum_t *__kvecs,
uint32_t kvecs_id)
{
const xpu_uuid_t *xdatum = (const xpu_uuid_t *)__xdatum;
kvec_uuid_t *kvecs = (kvec_uuid_t *)__kvecs;
memcpy(kvecs->values[kvecs_id].data, xdatum->value.data, UUID_LEN);
return true;
}
STATIC_FUNCTION(bool)
xpu_uuid_datum_kvec_copy(kern_context *kcxt,
const kvec_datum_t *__kvecs_src,
uint32_t kvecs_src_id,
kvec_datum_t *__kvecs_dst,
uint32_t kvecs_dst_id)
{
const kvec_uuid_t *kvecs_src = (const kvec_uuid_t *)__kvecs_src;
kvec_uuid_t *kvecs_dst = (kvec_uuid_t *)__kvecs_dst;
memcpy(kvecs_dst->values[kvecs_dst_id].data,
kvecs_src->values[kvecs_src_id].data, UUID_LEN);
return true;
}
STATIC_FUNCTION(int)
xpu_uuid_datum_write(kern_context *kcxt,
char *buffer,
const kern_colmeta *cmeta,
const xpu_datum_t *__arg)
{
const xpu_uuid_t *arg = (const xpu_uuid_t *)__arg;
if (buffer)
memcpy(buffer, arg->value.data, UUID_LEN);
return sizeof(pg_uuid_t);
}
STATIC_FUNCTION(bool)
xpu_uuid_datum_hash(kern_context *kcxt,
uint32_t *p_hash,
xpu_datum_t *__arg)
{
xpu_uuid_t *arg = (xpu_uuid_t *)__arg;
if (XPU_DATUM_ISNULL(arg))
*p_hash = 0;
else
*p_hash = pg_hash_any(arg->value.data, UUID_LEN);
return true;
}
INLINE_FUNCTION(int)
uuid_cmp_internal(const xpu_uuid_t *datum_a,
const xpu_uuid_t *datum_b)
{
const uint8_t *s1 = datum_a->value.data;
const uint8_t *s2 = datum_b->value.data;
for (int i=0; i < UUID_LEN; i++, s1++, s2++)
{
if (*s1 < *s2)
return -1;
if (*s1 > *s2)
return 1;
}
return 0;
}
STATIC_FUNCTION(bool)
xpu_uuid_datum_comp(kern_context *kcxt,
int *p_comp,
xpu_datum_t *__a,
xpu_datum_t *__b)
{
xpu_uuid_t *a = (xpu_uuid_t *)__a;
xpu_uuid_t *b = (xpu_uuid_t *)__b;
assert(!XPU_DATUM_ISNULL(a) && !XPU_DATUM_ISNULL(b));
*p_comp = __memcmp(a->value.data,
b->value.data,
UUID_LEN);
return true;
}
PGSTROM_SQLTYPE_OPERATORS(uuid, false, 1, UUID_LEN);
#define PG_UUID_COMPARE_TEMPLATE(NAME,OPER) \
PUBLIC_FUNCTION(bool) \
pgfn_uuid_##NAME(XPU_PGFUNCTION_ARGS) \
{ \
xpu_bool_t *result = (xpu_bool_t *)__result; \
xpu_uuid_t datum_a; \
xpu_uuid_t datum_b; \
const kern_expression *karg = KEXP_FIRST_ARG(kexp); \
\
assert(kexp->nr_args == 2 && KEXP_IS_VALID(karg, uuid)); \
if (!EXEC_KERN_EXPRESSION(kcxt, karg, &datum_a)) \
return false; \
karg = KEXP_NEXT_ARG(karg); \
assert(KEXP_IS_VALID(karg, uuid)); \
if (!EXEC_KERN_EXPRESSION(kcxt, karg, &datum_b)) \
return false; \
\
if (XPU_DATUM_ISNULL(&datum_a) || XPU_DATUM_ISNULL(&datum_b)) \
{ \
__pg_simple_nullcomp_##NAME(&datum_a, &datum_b); \
} \
else \
{ \
result->expr_ops = &xpu_bool_ops; \
result->value = (__memcmp(datum_a.value.data, \
datum_b.value.data, \
UUID_LEN) OPER 0); \
} \
return true; \
}
PG_UUID_COMPARE_TEMPLATE(eq, ==)
PG_UUID_COMPARE_TEMPLATE(ne, != )
PG_UUID_COMPARE_TEMPLATE(lt, < )
PG_UUID_COMPARE_TEMPLATE(le, <=)
PG_UUID_COMPARE_TEMPLATE(gt, > )
PG_UUID_COMPARE_TEMPLATE(ge, >=)
/*
* Macaddr data type (xpu_macaddr_t), functions and operators
*/
STATIC_FUNCTION(bool)
xpu_macaddr_datum_heap_read(kern_context *kcxt,
const void *addr,
xpu_datum_t *__result)
{
xpu_macaddr_t *result = (xpu_macaddr_t *)__result;
result->expr_ops = &xpu_macaddr_ops;
memcpy(&result->value, addr, sizeof(macaddr));
return true;
}
STATIC_FUNCTION(bool)
xpu_macaddr_datum_arrow_read(kern_context *kcxt,
const kern_data_store *kds,
const kern_colmeta *cmeta,
uint32_t kds_index,
xpu_datum_t *__result)
{
xpu_macaddr_t *result = (xpu_macaddr_t *)__result;
const void *addr;
if (cmeta->attopts.tag != ArrowType__FixedSizeBinary ||
cmeta->attopts.fixed_size_binary.byteWidth != sizeof(macaddr))
{
STROM_ELOG(kcxt, "xpu_macaddr_t must be mapped on Arrow::FixedSizeBinary");
return false;
}
addr = KDS_ARROW_REF_SIMPLE_DATUM(kds, cmeta, kds_index, sizeof(macaddr));
if (!addr)
result->expr_ops = NULL;
else
{
result->expr_ops = &xpu_macaddr_ops;
memcpy(&result->value, addr, sizeof(macaddr));
}
return true;
}
STATIC_FUNCTION(bool)
xpu_macaddr_datum_kvec_load(kern_context *kcxt,
const kvec_datum_t *__kvecs,
uint32_t kvecs_id,
xpu_datum_t *__result)
{
const kvec_macaddr_t *kvecs = (const kvec_macaddr_t *)__kvecs;
xpu_macaddr_t *result = (xpu_macaddr_t *)__result;
result->expr_ops = &xpu_macaddr_ops;
memcpy(&result->value, &kvecs->values[kvecs_id], sizeof(macaddr));
return true;
}
STATIC_FUNCTION(bool)
xpu_macaddr_datum_kvec_save(kern_context *kcxt,
const xpu_datum_t *__xdatum,
kvec_datum_t *__kvecs,
uint32_t kvecs_id)
{
const xpu_macaddr_t *xdatum = (const xpu_macaddr_t *)__xdatum;
kvec_macaddr_t *kvecs = (kvec_macaddr_t *)__kvecs;
memcpy(&kvecs->values[kvecs_id], &xdatum->value, sizeof(macaddr));
return true;
}
STATIC_FUNCTION(bool)
xpu_macaddr_datum_kvec_copy(kern_context *kcxt,
const kvec_datum_t *__kvecs_src,
uint32_t kvecs_src_id,
kvec_datum_t *__kvecs_dst,
uint32_t kvecs_dst_id)
{
const kvec_macaddr_t *kvecs_src = (const kvec_macaddr_t *)__kvecs_src;
kvec_macaddr_t *kvecs_dst = (kvec_macaddr_t *)__kvecs_dst;
memcpy(&kvecs_dst->values[kvecs_dst_id],
&kvecs_src->values[kvecs_src_id], sizeof(macaddr));
return true;
}
STATIC_FUNCTION(int)
xpu_macaddr_datum_write(kern_context *kcxt,
char *buffer,
const kern_colmeta *cmeta,
const xpu_datum_t *__arg)
{
const xpu_macaddr_t *arg = (xpu_macaddr_t *)__arg;
if (buffer)
memcpy(buffer, &arg->value, sizeof(macaddr));
return sizeof(macaddr);
}
STATIC_FUNCTION(bool)
xpu_macaddr_datum_hash(kern_context *kcxt,
uint32_t *p_hash,
xpu_datum_t *__arg)
{
xpu_macaddr_t *arg = (xpu_macaddr_t *)__arg;
if (XPU_DATUM_ISNULL(arg))
*p_hash = 0;
else
*p_hash = pg_hash_any(&arg->value, sizeof(macaddr));
return true;
}
INLINE_FUNCTION(int)
macaddr_cmp_internal(const xpu_macaddr_t *datum_a, const xpu_macaddr_t *datum_b)
{
uint32_t bits_a;
uint32_t bits_b;
/* high-bits */
bits_a = ((uint32_t)datum_a->value.a << 16 |
(uint32_t)datum_a->value.b << 8 |
(uint32_t)datum_a->value.c);
bits_b = ((uint32_t)datum_b->value.a << 16 |
(uint32_t)datum_b->value.b << 8 |
(uint32_t)datum_b->value.c);
if (bits_a < bits_b)
return -1;
if (bits_a > bits_b)
return 1;
/* low-bits */
bits_a = ((uint32_t)datum_a->value.d << 16 |
(uint32_t)datum_a->value.e << 8 |
(uint32_t)datum_a->value.f);
bits_b = ((uint32_t)datum_b->value.d << 16 |