int8.c File Reference

#include "postgres.h"
#include <ctype.h>
#include <limits.h>
#include <math.h>
#include "common/int.h"
#include "funcapi.h"
#include "libpq/pqformat.h"
#include "nodes/nodeFuncs.h"
#include "nodes/supportnodes.h"
#include "optimizer/optimizer.h"
#include "utils/builtins.h"
#include "utils/int8.h"

Include dependency graph for int8.c:

Go to the source code of this file.

Data Structures
struct	generate_series_fctx

Functions
bool	scanint8 (const char *str, bool errorOK, int64 *result)
Datum	int8in (PG_FUNCTION_ARGS)
Datum	int8out (PG_FUNCTION_ARGS)
Datum	int8recv (PG_FUNCTION_ARGS)
Datum	int8send (PG_FUNCTION_ARGS)
Datum	int8eq (PG_FUNCTION_ARGS)
Datum	int8ne (PG_FUNCTION_ARGS)
Datum	int8lt (PG_FUNCTION_ARGS)
Datum	int8gt (PG_FUNCTION_ARGS)
Datum	int8le (PG_FUNCTION_ARGS)
Datum	int8ge (PG_FUNCTION_ARGS)
Datum	int84eq (PG_FUNCTION_ARGS)
Datum	int84ne (PG_FUNCTION_ARGS)
Datum	int84lt (PG_FUNCTION_ARGS)
Datum	int84gt (PG_FUNCTION_ARGS)
Datum	int84le (PG_FUNCTION_ARGS)
Datum	int84ge (PG_FUNCTION_ARGS)
Datum	int48eq (PG_FUNCTION_ARGS)
Datum	int48ne (PG_FUNCTION_ARGS)
Datum	int48lt (PG_FUNCTION_ARGS)
Datum	int48gt (PG_FUNCTION_ARGS)
Datum	int48le (PG_FUNCTION_ARGS)
Datum	int48ge (PG_FUNCTION_ARGS)
Datum	int82eq (PG_FUNCTION_ARGS)
Datum	int82ne (PG_FUNCTION_ARGS)
Datum	int82lt (PG_FUNCTION_ARGS)
Datum	int82gt (PG_FUNCTION_ARGS)
Datum	int82le (PG_FUNCTION_ARGS)
Datum	int82ge (PG_FUNCTION_ARGS)
Datum	int28eq (PG_FUNCTION_ARGS)
Datum	int28ne (PG_FUNCTION_ARGS)
Datum	int28lt (PG_FUNCTION_ARGS)
Datum	int28gt (PG_FUNCTION_ARGS)
Datum	int28le (PG_FUNCTION_ARGS)
Datum	int28ge (PG_FUNCTION_ARGS)
Datum	in_range_int8_int8 (PG_FUNCTION_ARGS)
Datum	int8um (PG_FUNCTION_ARGS)
Datum	int8up (PG_FUNCTION_ARGS)
Datum	int8pl (PG_FUNCTION_ARGS)
Datum	int8mi (PG_FUNCTION_ARGS)
Datum	int8mul (PG_FUNCTION_ARGS)
Datum	int8div (PG_FUNCTION_ARGS)
Datum	int8abs (PG_FUNCTION_ARGS)
Datum	int8mod (PG_FUNCTION_ARGS)
static int64	int8gcd_internal (int64 arg1, int64 arg2)
Datum	int8gcd (PG_FUNCTION_ARGS)
Datum	int8lcm (PG_FUNCTION_ARGS)
Datum	int8inc (PG_FUNCTION_ARGS)
Datum	int8dec (PG_FUNCTION_ARGS)
Datum	int8inc_any (PG_FUNCTION_ARGS)
Datum	int8inc_float8_float8 (PG_FUNCTION_ARGS)
Datum	int8dec_any (PG_FUNCTION_ARGS)
Datum	int8larger (PG_FUNCTION_ARGS)
Datum	int8smaller (PG_FUNCTION_ARGS)
Datum	int84pl (PG_FUNCTION_ARGS)
Datum	int84mi (PG_FUNCTION_ARGS)
Datum	int84mul (PG_FUNCTION_ARGS)
Datum	int84div (PG_FUNCTION_ARGS)
Datum	int48pl (PG_FUNCTION_ARGS)
Datum	int48mi (PG_FUNCTION_ARGS)
Datum	int48mul (PG_FUNCTION_ARGS)
Datum	int48div (PG_FUNCTION_ARGS)
Datum	int82pl (PG_FUNCTION_ARGS)
Datum	int82mi (PG_FUNCTION_ARGS)
Datum	int82mul (PG_FUNCTION_ARGS)
Datum	int82div (PG_FUNCTION_ARGS)
Datum	int28pl (PG_FUNCTION_ARGS)
Datum	int28mi (PG_FUNCTION_ARGS)
Datum	int28mul (PG_FUNCTION_ARGS)
Datum	int28div (PG_FUNCTION_ARGS)
Datum	int8and (PG_FUNCTION_ARGS)
Datum	int8or (PG_FUNCTION_ARGS)
Datum	int8xor (PG_FUNCTION_ARGS)
Datum	int8not (PG_FUNCTION_ARGS)
Datum	int8shl (PG_FUNCTION_ARGS)
Datum	int8shr (PG_FUNCTION_ARGS)
Datum	int48 (PG_FUNCTION_ARGS)
Datum	int84 (PG_FUNCTION_ARGS)
Datum	int28 (PG_FUNCTION_ARGS)
Datum	int82 (PG_FUNCTION_ARGS)
Datum	i8tod (PG_FUNCTION_ARGS)
Datum	dtoi8 (PG_FUNCTION_ARGS)
Datum	i8tof (PG_FUNCTION_ARGS)
Datum	ftoi8 (PG_FUNCTION_ARGS)
Datum	i8tooid (PG_FUNCTION_ARGS)
Datum	oidtoi8 (PG_FUNCTION_ARGS)
Datum	generate_series_int8 (PG_FUNCTION_ARGS)
Datum	generate_series_step_int8 (PG_FUNCTION_ARGS)
Datum	generate_series_int8_support (PG_FUNCTION_ARGS)

Function Documentation

dtoi8()

Datum dtoi8

(

PG_FUNCTION_ARGS

)

Definition at line 1332 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, FLOAT8_FITS_IN_INT64, PG_GETARG_FLOAT8, PG_RETURN_INT64, rint(), and unlikely.

Referenced by int8_to_char().

{
    float8      num = PG_GETARG_FLOAT8(0);

    /*
     * Get rid of any fractional part in the input.  This is so we don't fail
     * on just-out-of-range values that would round into range.  Note
     * assumption that rint() will pass through a NaN or Inf unchanged.
     */
    num = rint(num);

    /* Range check */
    if (unlikely(isnan(num) || !FLOAT8_FITS_IN_INT64(num)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));

    PG_RETURN_INT64((int64) num);
}

ftoi8()

Datum ftoi8

(

PG_FUNCTION_ARGS

)

Definition at line 1367 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, FLOAT4_FITS_IN_INT64, PG_GETARG_FLOAT4, PG_RETURN_INT64, rint(), and unlikely.

{
    float4      num = PG_GETARG_FLOAT4(0);

    /*
     * Get rid of any fractional part in the input.  This is so we don't fail
     * on just-out-of-range values that would round into range.  Note
     * assumption that rint() will pass through a NaN or Inf unchanged.
     */
    num = rint(num);

    /* Range check */
    if (unlikely(isnan(num) || !FLOAT4_FITS_IN_INT64(num)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));

    PG_RETURN_INT64((int64) num);
}

generate_series_int8()

Datum generate_series_int8

(

PG_FUNCTION_ARGS

)

Definition at line 1412 of file int8.c.

References generate_series_step_int8().

{
    return generate_series_step_int8(fcinfo);
}

generate_series_int8_support()

Datum generate_series_int8_support

(

PG_FUNCTION_ARGS

)

Definition at line 1494 of file int8.c.

References generate_unaccent_rules::args, DatumGetInt64, estimate_expression_value(), is_funcclause(), IsA, linitial, list_length(), lsecond, lthird, SupportRequestRows::node, PG_GETARG_POINTER, PG_RETURN_POINTER, SupportRequestRows::root, and SupportRequestRows::rows.

{
    Node       *rawreq = (Node *) PG_GETARG_POINTER(0);
    Node       *ret = NULL;

    if (IsA(rawreq, SupportRequestRows))
    {
        /* Try to estimate the number of rows returned */
        SupportRequestRows *req = (SupportRequestRows *) rawreq;

        if (is_funcclause(req->node))   /* be paranoid */
        {
            List       *args = ((FuncExpr *) req->node)->args;
            Node       *arg1,
                       *arg2,
                       *arg3;

            /* We can use estimated argument values here */
            arg1 = estimate_expression_value(req->root, linitial(args));
            arg2 = estimate_expression_value(req->root, lsecond(args));
            if (list_length(args) >= 3)
                arg3 = estimate_expression_value(req->root, lthird(args));
            else
                arg3 = NULL;

            /*
             * If any argument is constant NULL, we can safely assume that
             * zero rows are returned.  Otherwise, if they're all non-NULL
             * constants, we can calculate the number of rows that will be
             * returned.  Use double arithmetic to avoid overflow hazards.
             */
            if ((IsA(arg1, Const) &&
                 ((Const *) arg1)->constisnull) ||
                (IsA(arg2, Const) &&
                 ((Const *) arg2)->constisnull) ||
                (arg3 != NULL && IsA(arg3, Const) &&
                 ((Const *) arg3)->constisnull))
            {
                req->rows = 0;
                ret = (Node *) req;
            }
            else if (IsA(arg1, Const) &&
                     IsA(arg2, Const) &&
                     (arg3 == NULL || IsA(arg3, Const)))
            {
                double      start,
                            finish,
                            step;

                start = DatumGetInt64(((Const *) arg1)->constvalue);
                finish = DatumGetInt64(((Const *) arg2)->constvalue);
                step = arg3 ? DatumGetInt64(((Const *) arg3)->constvalue) : 1;

                /* This equation works for either sign of step */
                if (step != 0)
                {
                    req->rows = floor((finish - start + step) / step);
                    ret = (Node *) req;
                }
            }
        }
    }

    PG_RETURN_POINTER(ret);
}

generate_series_step_int8()

Datum generate_series_step_int8

(

PG_FUNCTION_ARGS

)

Definition at line 1418 of file int8.c.

References generate_series_fctx::current, ereport, errcode(), errmsg(), ERROR, generate_series_fctx::finish, Int64GetDatum(), MemoryContextSwitchTo(), FuncCallContext::multi_call_memory_ctx, palloc(), pg_add_s64_overflow(), PG_GETARG_INT64, PG_NARGS, SRF_FIRSTCALL_INIT, SRF_IS_FIRSTCALL, SRF_PERCALL_SETUP, SRF_RETURN_DONE, SRF_RETURN_NEXT, generate_series_fctx::step, and FuncCallContext::user_fctx.

Referenced by generate_series_int8().

{
    FuncCallContext *funcctx;
    generate_series_fctx *fctx;
    int64       result;
    MemoryContext oldcontext;

    /* stuff done only on the first call of the function */
    if (SRF_IS_FIRSTCALL())
    {
        int64       start = PG_GETARG_INT64(0);
        int64       finish = PG_GETARG_INT64(1);
        int64       step = 1;

        /* see if we were given an explicit step size */
        if (PG_NARGS() == 3)
            step = PG_GETARG_INT64(2);
        if (step == 0)
            ereport(ERROR,
                    (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
                     errmsg("step size cannot equal zero")));

        /* create a function context for cross-call persistence */
        funcctx = SRF_FIRSTCALL_INIT();

        /*
         * switch to memory context appropriate for multiple function calls
         */
        oldcontext = MemoryContextSwitchTo(funcctx->multi_call_memory_ctx);

        /* allocate memory for user context */
        fctx = (generate_series_fctx *) palloc(sizeof(generate_series_fctx));

        /*
         * Use fctx to keep state from call to call. Seed current with the
         * original start value
         */
        fctx->current = start;
        fctx->finish = finish;
        fctx->step = step;

        funcctx->user_fctx = fctx;
        MemoryContextSwitchTo(oldcontext);
    }

    /* stuff done on every call of the function */
    funcctx = SRF_PERCALL_SETUP();

    /*
     * get the saved state and use current as the result for this iteration
     */
    fctx = funcctx->user_fctx;
    result = fctx->current;

    if ((fctx->step > 0 && fctx->current <= fctx->finish) ||
        (fctx->step < 0 && fctx->current >= fctx->finish))
    {
        /*
         * Increment current in preparation for next iteration. If next-value
         * computation overflows, this is the final result.
         */
        if (pg_add_s64_overflow(fctx->current, fctx->step, &fctx->current))
            fctx->step = 0;

        /* do when there is more left to send */
        SRF_RETURN_NEXT(funcctx, Int64GetDatum(result));
    }
    else
        /* do when there is no more left */
        SRF_RETURN_DONE(funcctx);
}

i8tod()

Datum i8tod

(

PG_FUNCTION_ARGS

)

Definition at line 1318 of file int8.c.

References arg, PG_GETARG_INT64, and PG_RETURN_FLOAT8.

{
    int64       arg = PG_GETARG_INT64(0);
    float8      result;

    result = arg;

    PG_RETURN_FLOAT8(result);
}

i8tof()

Datum i8tof

(

PG_FUNCTION_ARGS

)

Definition at line 1353 of file int8.c.

References arg, PG_GETARG_INT64, and PG_RETURN_FLOAT4.

{
    int64       arg = PG_GETARG_INT64(0);
    float4      result;

    result = arg;

    PG_RETURN_FLOAT4(result);
}

i8tooid()

Datum i8tooid

(

PG_FUNCTION_ARGS

)

Definition at line 1388 of file int8.c.

References arg, ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT64, PG_RETURN_OID, PG_UINT32_MAX, and unlikely.

{
    int64       arg = PG_GETARG_INT64(0);

    if (unlikely(arg < 0) || unlikely(arg > PG_UINT32_MAX))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("OID out of range")));

    PG_RETURN_OID((Oid) arg);
}

in_range_int8_int8()

Datum in_range_int8_int8

(

PG_FUNCTION_ARGS

)

Definition at line 480 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, pg_add_s64_overflow(), PG_GETARG_BOOL, PG_GETARG_INT64, PG_RETURN_BOOL, unlikely, and val.

{
    int64       val = PG_GETARG_INT64(0);
    int64       base = PG_GETARG_INT64(1);
    int64       offset = PG_GETARG_INT64(2);
    bool        sub = PG_GETARG_BOOL(3);
    bool        less = PG_GETARG_BOOL(4);
    int64       sum;

    if (offset < 0)
        ereport(ERROR,
                (errcode(ERRCODE_INVALID_PRECEDING_OR_FOLLOWING_SIZE),
                 errmsg("invalid preceding or following size in window function")));

    if (sub)
        offset = -offset;       /* cannot overflow */

    if (unlikely(pg_add_s64_overflow(base, offset, &sum)))
    {
        /*
         * If sub is false, the true sum is surely more than val, so correct
         * answer is the same as "less".  If sub is true, the true sum is
         * surely less than val, so the answer is "!less".
         */
        PG_RETURN_BOOL(sub ? !less : less);
    }

    if (less)
        PG_RETURN_BOOL(val <= sum);
    else
        PG_RETURN_BOOL(val >= sum);
}

int28()

Datum int28

(

PG_FUNCTION_ARGS

)

Definition at line 1297 of file int8.c.

References arg, PG_GETARG_INT16, and PG_RETURN_INT64.

{
    int16       arg = PG_GETARG_INT16(0);

    PG_RETURN_INT64((int64) arg);
}

int28div()

Datum int28div

(

PG_FUNCTION_ARGS

)

Definition at line 1190 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT16, PG_GETARG_INT64, PG_RETURN_INT64, PG_RETURN_NULL, and unlikely.

{
    int16       arg1 = PG_GETARG_INT16(0);
    int64       arg2 = PG_GETARG_INT64(1);

    if (unlikely(arg2 == 0))
    {
        ereport(ERROR,
                (errcode(ERRCODE_DIVISION_BY_ZERO),
                 errmsg("division by zero")));
        /* ensure compiler realizes we mustn't reach the division (gcc bug) */
        PG_RETURN_NULL();
    }

    /* No overflow is possible */
    PG_RETURN_INT64((int64) arg1 / arg2);
}

int28eq()

Datum int28eq

(

PG_FUNCTION_ARGS

)

Definition at line 420 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int16       val1 = PG_GETARG_INT16(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 == val2);
}

int28ge()

Datum int28ge

(

PG_FUNCTION_ARGS

)

Definition at line 465 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int16       val1 = PG_GETARG_INT16(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 >= val2);
}

int28gt()

Datum int28gt

(

PG_FUNCTION_ARGS

)

Definition at line 447 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int16       val1 = PG_GETARG_INT16(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 > val2);
}

int28le()

Datum int28le

(

PG_FUNCTION_ARGS

)

Definition at line 456 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int16       val1 = PG_GETARG_INT16(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 <= val2);
}

int28lt()

Datum int28lt

(

PG_FUNCTION_ARGS

)

Definition at line 438 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int16       val1 = PG_GETARG_INT16(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 < val2);
}

int28mi()

Datum int28mi

(

PG_FUNCTION_ARGS

)

Definition at line 1162 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT16, PG_GETARG_INT64, PG_RETURN_INT64, pg_sub_s64_overflow(), and unlikely.

{
    int16       arg1 = PG_GETARG_INT16(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    if (unlikely(pg_sub_s64_overflow((int64) arg1, arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int28mul()

Datum int28mul

(

PG_FUNCTION_ARGS

)

Definition at line 1176 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT16, PG_GETARG_INT64, pg_mul_s64_overflow(), PG_RETURN_INT64, and unlikely.

{
    int16       arg1 = PG_GETARG_INT16(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    if (unlikely(pg_mul_s64_overflow((int64) arg1, arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int28ne()

Datum int28ne

(

PG_FUNCTION_ARGS

)

Definition at line 429 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int16       val1 = PG_GETARG_INT16(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 != val2);
}

int28pl()

Datum int28pl

(

PG_FUNCTION_ARGS

)

Definition at line 1148 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, pg_add_s64_overflow(), PG_GETARG_INT16, PG_GETARG_INT64, PG_RETURN_INT64, and unlikely.

{
    int16       arg1 = PG_GETARG_INT16(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    if (unlikely(pg_add_s64_overflow((int64) arg1, arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int48()

Datum int48

(

PG_FUNCTION_ARGS

)

Definition at line 1276 of file int8.c.

References arg, PG_GETARG_INT32, and PG_RETURN_INT64.

{
    int32       arg = PG_GETARG_INT32(0);

    PG_RETURN_INT64((int64) arg);
}

int48div()

Datum int48div

(

PG_FUNCTION_ARGS

)

Definition at line 1048 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT32, PG_GETARG_INT64, PG_RETURN_INT64, PG_RETURN_NULL, and unlikely.

{
    int32       arg1 = PG_GETARG_INT32(0);
    int64       arg2 = PG_GETARG_INT64(1);

    if (unlikely(arg2 == 0))
    {
        ereport(ERROR,
                (errcode(ERRCODE_DIVISION_BY_ZERO),
                 errmsg("division by zero")));
        /* ensure compiler realizes we mustn't reach the division (gcc bug) */
        PG_RETURN_NULL();
    }

    /* No overflow is possible */
    PG_RETURN_INT64((int64) arg1 / arg2);
}

int48eq()

Datum int48eq

(

PG_FUNCTION_ARGS

)

Definition at line 306 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int32       val1 = PG_GETARG_INT32(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 == val2);
}

int48ge()

Datum int48ge

(

PG_FUNCTION_ARGS

)

Definition at line 351 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int32       val1 = PG_GETARG_INT32(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 >= val2);
}

int48gt()

Datum int48gt

(

PG_FUNCTION_ARGS

)

Definition at line 333 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int32       val1 = PG_GETARG_INT32(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 > val2);
}

int48le()

Datum int48le

(

PG_FUNCTION_ARGS

)

Definition at line 342 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int32       val1 = PG_GETARG_INT32(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 <= val2);
}

int48lt()

Datum int48lt

(

PG_FUNCTION_ARGS

)

Definition at line 324 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int32       val1 = PG_GETARG_INT32(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 < val2);
}

int48mi()

Datum int48mi

(

PG_FUNCTION_ARGS

)

Definition at line 1020 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT32, PG_GETARG_INT64, PG_RETURN_INT64, pg_sub_s64_overflow(), and unlikely.

{
    int32       arg1 = PG_GETARG_INT32(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    if (unlikely(pg_sub_s64_overflow((int64) arg1, arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int48mul()

Datum int48mul

(

PG_FUNCTION_ARGS

)

Definition at line 1034 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT32, PG_GETARG_INT64, pg_mul_s64_overflow(), PG_RETURN_INT64, and unlikely.

{
    int32       arg1 = PG_GETARG_INT32(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    if (unlikely(pg_mul_s64_overflow((int64) arg1, arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int48ne()

Datum int48ne

(

PG_FUNCTION_ARGS

)

Definition at line 315 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int32       val1 = PG_GETARG_INT32(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 != val2);
}

int48pl()

Datum int48pl

(

PG_FUNCTION_ARGS

)

Definition at line 1006 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, pg_add_s64_overflow(), PG_GETARG_INT32, PG_GETARG_INT64, PG_RETURN_INT64, and unlikely.

{
    int32       arg1 = PG_GETARG_INT32(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    if (unlikely(pg_add_s64_overflow((int64) arg1, arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int82()

Datum int82

(

PG_FUNCTION_ARGS

)

Definition at line 1305 of file int8.c.

References arg, ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT64, PG_INT16_MAX, PG_INT16_MIN, PG_RETURN_INT16, and unlikely.

{
    int64       arg = PG_GETARG_INT64(0);

    if (unlikely(arg < PG_INT16_MIN) || unlikely(arg > PG_INT16_MAX))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("smallint out of range")));

    PG_RETURN_INT16((int16) arg);
}

int82div()

Datum int82div

(

PG_FUNCTION_ARGS

)

Definition at line 1109 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT16, PG_GETARG_INT64, PG_INT64_MIN, PG_RETURN_INT64, PG_RETURN_NULL, and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int16       arg2 = PG_GETARG_INT16(1);
    int64       result;

    if (unlikely(arg2 == 0))
    {
        ereport(ERROR,
                (errcode(ERRCODE_DIVISION_BY_ZERO),
                 errmsg("division by zero")));
        /* ensure compiler realizes we mustn't reach the division (gcc bug) */
        PG_RETURN_NULL();
    }

    /*
     * INT64_MIN / -1 is problematic, since the result can't be represented on
     * a two's-complement machine.  Some machines produce INT64_MIN, some
     * produce zero, some throw an exception.  We can dodge the problem by
     * recognizing that division by -1 is the same as negation.
     */
    if (arg2 == -1)
    {
        if (unlikely(arg1 == PG_INT64_MIN))
            ereport(ERROR,
                    (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                     errmsg("bigint out of range")));
        result = -arg1;
        PG_RETURN_INT64(result);
    }

    /* No overflow is possible */

    result = arg1 / arg2;

    PG_RETURN_INT64(result);
}

int82eq()

Datum int82eq

(

PG_FUNCTION_ARGS

)

Definition at line 363 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int16       val2 = PG_GETARG_INT16(1);

    PG_RETURN_BOOL(val1 == val2);
}

int82ge()

Datum int82ge

(

PG_FUNCTION_ARGS

)

Definition at line 408 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int16       val2 = PG_GETARG_INT16(1);

    PG_RETURN_BOOL(val1 >= val2);
}

int82gt()

Datum int82gt

(

PG_FUNCTION_ARGS

)

Definition at line 390 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int16       val2 = PG_GETARG_INT16(1);

    PG_RETURN_BOOL(val1 > val2);
}

int82le()

Datum int82le

(

PG_FUNCTION_ARGS

)

Definition at line 399 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int16       val2 = PG_GETARG_INT16(1);

    PG_RETURN_BOOL(val1 <= val2);
}

int82lt()

Datum int82lt

(

PG_FUNCTION_ARGS

)

Definition at line 381 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int16       val2 = PG_GETARG_INT16(1);

    PG_RETURN_BOOL(val1 < val2);
}

int82mi()

Datum int82mi

(

PG_FUNCTION_ARGS

)

Definition at line 1081 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT16, PG_GETARG_INT64, PG_RETURN_INT64, pg_sub_s64_overflow(), and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int16       arg2 = PG_GETARG_INT16(1);
    int64       result;

    if (unlikely(pg_sub_s64_overflow(arg1, (int64) arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int82mul()

Datum int82mul

(

PG_FUNCTION_ARGS

)

Definition at line 1095 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT16, PG_GETARG_INT64, pg_mul_s64_overflow(), PG_RETURN_INT64, and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int16       arg2 = PG_GETARG_INT16(1);
    int64       result;

    if (unlikely(pg_mul_s64_overflow(arg1, (int64) arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int82ne()

Datum int82ne

(

PG_FUNCTION_ARGS

)

Definition at line 372 of file int8.c.

References PG_GETARG_INT16, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int16       val2 = PG_GETARG_INT16(1);

    PG_RETURN_BOOL(val1 != val2);
}

int82pl()

Datum int82pl

(

PG_FUNCTION_ARGS

)

Definition at line 1067 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, pg_add_s64_overflow(), PG_GETARG_INT16, PG_GETARG_INT64, PG_RETURN_INT64, and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int16       arg2 = PG_GETARG_INT16(1);
    int64       result;

    if (unlikely(pg_add_s64_overflow(arg1, (int64) arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int84()

Datum int84

(

PG_FUNCTION_ARGS

)

Definition at line 1284 of file int8.c.

References arg, ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT64, PG_INT32_MAX, PG_INT32_MIN, PG_RETURN_INT32, and unlikely.

Referenced by int8_to_char().

{
    int64       arg = PG_GETARG_INT64(0);

    if (unlikely(arg < PG_INT32_MIN) || unlikely(arg > PG_INT32_MAX))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("integer out of range")));

    PG_RETURN_INT32((int32) arg);
}

int84div()

Datum int84div

(

PG_FUNCTION_ARGS

)

Definition at line 967 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT32, PG_GETARG_INT64, PG_INT64_MIN, PG_RETURN_INT64, PG_RETURN_NULL, and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int32       arg2 = PG_GETARG_INT32(1);
    int64       result;

    if (arg2 == 0)
    {
        ereport(ERROR,
                (errcode(ERRCODE_DIVISION_BY_ZERO),
                 errmsg("division by zero")));
        /* ensure compiler realizes we mustn't reach the division (gcc bug) */
        PG_RETURN_NULL();
    }

    /*
     * INT64_MIN / -1 is problematic, since the result can't be represented on
     * a two's-complement machine.  Some machines produce INT64_MIN, some
     * produce zero, some throw an exception.  We can dodge the problem by
     * recognizing that division by -1 is the same as negation.
     */
    if (arg2 == -1)
    {
        if (unlikely(arg1 == PG_INT64_MIN))
            ereport(ERROR,
                    (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                     errmsg("bigint out of range")));
        result = -arg1;
        PG_RETURN_INT64(result);
    }

    /* No overflow is possible */

    result = arg1 / arg2;

    PG_RETURN_INT64(result);
}

int84eq()

Datum int84eq

(

PG_FUNCTION_ARGS

)

Definition at line 249 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int32       val2 = PG_GETARG_INT32(1);

    PG_RETURN_BOOL(val1 == val2);
}

int84ge()

Datum int84ge

(

PG_FUNCTION_ARGS

)

Definition at line 294 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int32       val2 = PG_GETARG_INT32(1);

    PG_RETURN_BOOL(val1 >= val2);
}

int84gt()

Datum int84gt

(

PG_FUNCTION_ARGS

)

Definition at line 276 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int32       val2 = PG_GETARG_INT32(1);

    PG_RETURN_BOOL(val1 > val2);
}

int84le()

Datum int84le

(

PG_FUNCTION_ARGS

)

Definition at line 285 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int32       val2 = PG_GETARG_INT32(1);

    PG_RETURN_BOOL(val1 <= val2);
}

int84lt()

Datum int84lt

(

PG_FUNCTION_ARGS

)

Definition at line 267 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int32       val2 = PG_GETARG_INT32(1);

    PG_RETURN_BOOL(val1 < val2);
}

int84mi()

Datum int84mi

(

PG_FUNCTION_ARGS

)

Definition at line 939 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT32, PG_GETARG_INT64, PG_RETURN_INT64, pg_sub_s64_overflow(), and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int32       arg2 = PG_GETARG_INT32(1);
    int64       result;

    if (unlikely(pg_sub_s64_overflow(arg1, (int64) arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int84mul()

Datum int84mul

(

PG_FUNCTION_ARGS

)

Definition at line 953 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT32, PG_GETARG_INT64, pg_mul_s64_overflow(), PG_RETURN_INT64, and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int32       arg2 = PG_GETARG_INT32(1);
    int64       result;

    if (unlikely(pg_mul_s64_overflow(arg1, (int64) arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int84ne()

Datum int84ne

(

PG_FUNCTION_ARGS

)

Definition at line 258 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int32       val2 = PG_GETARG_INT32(1);

    PG_RETURN_BOOL(val1 != val2);
}

int84pl()

Datum int84pl

(

PG_FUNCTION_ARGS

)

Definition at line 925 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, pg_add_s64_overflow(), PG_GETARG_INT32, PG_GETARG_INT64, PG_RETURN_INT64, and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int32       arg2 = PG_GETARG_INT32(1);
    int64       result;

    if (unlikely(pg_add_s64_overflow(arg1, (int64) arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int8abs()

Datum int8abs

(

PG_FUNCTION_ARGS

)

Definition at line 625 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT64, PG_INT64_MIN, PG_RETURN_INT64, and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int64       result;

    if (unlikely(arg1 == PG_INT64_MIN))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    result = (arg1 < 0) ? -arg1 : arg1;
    PG_RETURN_INT64(result);
}

int8and()

Datum int8and

(

PG_FUNCTION_ARGS

)

Definition at line 1219 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_INT64.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int64       arg2 = PG_GETARG_INT64(1);

    PG_RETURN_INT64(arg1 & arg2);
}

int8dec()

Datum int8dec

(

PG_FUNCTION_ARGS

)

Definition at line 835 of file int8.c.

References AggCheckCallContext(), arg, ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT64, PG_GETARG_POINTER, PG_RETURN_INT64, PG_RETURN_POINTER, pg_sub_s64_overflow(), and unlikely.

Referenced by int8dec_any().

{
    /*
     * When int8 is pass-by-reference, we provide this special case to avoid
     * palloc overhead for COUNT(): when called as an aggregate, we know that
     * the argument is modifiable local storage, so just update it in-place.
     * (If int8 is pass-by-value, then of course this is useless as well as
     * incorrect, so just ifdef it out.)
     */
#ifndef USE_FLOAT8_BYVAL        /* controls int8 too */
    if (AggCheckCallContext(fcinfo, NULL))
    {
        int64      *arg = (int64 *) PG_GETARG_POINTER(0);

        if (unlikely(pg_sub_s64_overflow(*arg, 1, arg)))
            ereport(ERROR,
                    (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                     errmsg("bigint out of range")));
        PG_RETURN_POINTER(arg);
    }
    else
#endif
    {
        /* Not called as an aggregate, so just do it the dumb way */
        int64       arg = PG_GETARG_INT64(0);
        int64       result;

        if (unlikely(pg_sub_s64_overflow(arg, 1, &result)))
            ereport(ERROR,
                    (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                     errmsg("bigint out of range")));

        PG_RETURN_INT64(result);
    }
}

int8dec_any()

Datum int8dec_any

(

PG_FUNCTION_ARGS

)

Definition at line 894 of file int8.c.

References int8dec().

{
    return int8dec(fcinfo);
}

int8div()

Datum int8div

(

PG_FUNCTION_ARGS

)

Definition at line 583 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT64, PG_INT64_MIN, PG_RETURN_INT64, PG_RETURN_NULL, and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    if (arg2 == 0)
    {
        ereport(ERROR,
                (errcode(ERRCODE_DIVISION_BY_ZERO),
                 errmsg("division by zero")));
        /* ensure compiler realizes we mustn't reach the division (gcc bug) */
        PG_RETURN_NULL();
    }

    /*
     * INT64_MIN / -1 is problematic, since the result can't be represented on
     * a two's-complement machine.  Some machines produce INT64_MIN, some
     * produce zero, some throw an exception.  We can dodge the problem by
     * recognizing that division by -1 is the same as negation.
     */
    if (arg2 == -1)
    {
        if (unlikely(arg1 == PG_INT64_MIN))
            ereport(ERROR,
                    (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                     errmsg("bigint out of range")));
        result = -arg1;
        PG_RETURN_INT64(result);
    }

    /* No overflow is possible */

    result = arg1 / arg2;

    PG_RETURN_INT64(result);
}

int8eq()

Datum int8eq

(

PG_FUNCTION_ARGS

)

Definition at line 192 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 == val2);
}

int8gcd()

Datum int8gcd

(

PG_FUNCTION_ARGS

)

Definition at line 745 of file int8.c.

References int8gcd_internal(), PG_GETARG_INT64, and PG_RETURN_INT64.

{
    int64   arg1 = PG_GETARG_INT64(0);
    int64   arg2 = PG_GETARG_INT64(1);
    int64   result;

    result = int8gcd_internal(arg1, arg2);

    PG_RETURN_INT64(result);
}

int8gcd_internal()

static int64 int8gcd_internal ( int64  arg1, int64  arg2  )

static

Definition at line 685 of file int8.c.

References a1, a2, ereport, errcode(), errmsg(), ERROR, PG_INT64_MIN, and swap.

Referenced by int8gcd(), and int8lcm().

{
    int64   swap;
    int64   a1, a2;

    /*
     * Put the greater absolute value in arg1.
     *
     * This would happen automatically in the loop below, but avoids an
     * expensive modulo operation, and simplifies the special-case handling
     * for INT64_MIN below.
     *
     * We do this in negative space in order to handle INT64_MIN.
     */
    a1 = (arg1 < 0) ? arg1 : -arg1;
    a2 = (arg2 < 0) ? arg2 : -arg2;
    if (a1 > a2)
    {
        swap = arg1;
        arg1 = arg2;
        arg2 = swap;
    }

    /* Special care needs to be taken with INT64_MIN.  See comments above. */
    if (arg1 == PG_INT64_MIN)
    {
        if (arg2 == 0 || arg2 == PG_INT64_MIN)
            ereport(ERROR,
                    (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                     errmsg("bigint out of range")));

        /*
         * Some machines throw a floating-point exception for INT64_MIN % -1,
         * which is a bit silly since the correct answer is perfectly
         * well-defined, namely zero.  Guard against this and just return the
         * result, gcd(INT64_MIN, -1) = 1.
         */
        if (arg2 == -1)
            return 1;
    }

    /* Use the Euclidean algorithm to find the GCD */
    while (arg2 != 0)
    {
        swap = arg2;
        arg2 = arg1 % arg2;
        arg1 = swap;
    }

    /*
     * Make sure the result is positive. (We know we don't have INT64_MIN
     * anymore).
     */
    if (arg1 < 0)
        arg1 = -arg1;

    return arg1;
}

int8ge()

Datum int8ge

(

PG_FUNCTION_ARGS

)

Definition at line 237 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 >= val2);
}

int8gt()

Datum int8gt

(

PG_FUNCTION_ARGS

)

Definition at line 219 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 > val2);
}

int8in()

Datum int8in

(

PG_FUNCTION_ARGS

)

Definition at line 134 of file int8.c.

References PG_GETARG_CSTRING, PG_RETURN_INT64, scanint8(), and generate_unaccent_rules::str.

Referenced by defGetInt64().

{
    char       *str = PG_GETARG_CSTRING(0);
    int64       result;

    (void) scanint8(str, false, &result);
    PG_RETURN_INT64(result);
}

int8inc()

Datum int8inc

(

PG_FUNCTION_ARGS

)

Definition at line 797 of file int8.c.

References AggCheckCallContext(), arg, ereport, errcode(), errmsg(), ERROR, pg_add_s64_overflow(), PG_GETARG_INT64, PG_GETARG_POINTER, PG_RETURN_INT64, PG_RETURN_POINTER, and unlikely.

Referenced by int8inc_any(), and int8inc_float8_float8().

{
    /*
     * When int8 is pass-by-reference, we provide this special case to avoid
     * palloc overhead for COUNT(): when called as an aggregate, we know that
     * the argument is modifiable local storage, so just update it in-place.
     * (If int8 is pass-by-value, then of course this is useless as well as
     * incorrect, so just ifdef it out.)
     */
#ifndef USE_FLOAT8_BYVAL        /* controls int8 too */
    if (AggCheckCallContext(fcinfo, NULL))
    {
        int64      *arg = (int64 *) PG_GETARG_POINTER(0);

        if (unlikely(pg_add_s64_overflow(*arg, 1, arg)))
            ereport(ERROR,
                    (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                     errmsg("bigint out of range")));

        PG_RETURN_POINTER(arg);
    }
    else
#endif
    {
        /* Not called as an aggregate, so just do it the dumb way */
        int64       arg = PG_GETARG_INT64(0);
        int64       result;

        if (unlikely(pg_add_s64_overflow(arg, 1, &result)))
            ereport(ERROR,
                    (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                     errmsg("bigint out of range")));

        PG_RETURN_INT64(result);
    }
}

int8inc_any()

Datum int8inc_any

(

PG_FUNCTION_ARGS

)

Definition at line 882 of file int8.c.

References int8inc().

{
    return int8inc(fcinfo);
}

int8inc_float8_float8()

Datum int8inc_float8_float8

(

PG_FUNCTION_ARGS

)

Definition at line 888 of file int8.c.

References int8inc().

{
    return int8inc(fcinfo);
}

int8larger()

Datum int8larger

(

PG_FUNCTION_ARGS

)

Definition at line 901 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_INT64.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    result = ((arg1 > arg2) ? arg1 : arg2);

    PG_RETURN_INT64(result);
}

int8lcm()

Datum int8lcm

(

PG_FUNCTION_ARGS

)

Definition at line 760 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, gcd(), int8gcd_internal(), PG_GETARG_INT64, PG_INT64_MIN, pg_mul_s64_overflow(), PG_RETURN_INT64, and unlikely.

{
    int64   arg1 = PG_GETARG_INT64(0);
    int64   arg2 = PG_GETARG_INT64(1);
    int64   gcd;
    int64   result;

    /*
     * Handle lcm(x, 0) = lcm(0, x) = 0 as a special case.  This prevents a
     * division-by-zero error below when x is zero, and an overflow error from
     * the GCD computation when x = INT64_MIN.
     */
    if (arg1 == 0 || arg2 == 0)
        PG_RETURN_INT64(0);

    /* lcm(x, y) = abs(x / gcd(x, y) * y) */
    gcd = int8gcd_internal(arg1, arg2);
    arg1 = arg1 / gcd;

    if (unlikely(pg_mul_s64_overflow(arg1, arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));

    /* If the result is INT64_MIN, it cannot be represented. */
    if (unlikely(result == PG_INT64_MIN))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));

    if (result < 0)
        result = -result;

    PG_RETURN_INT64(result);
}

int8le()

Datum int8le

(

PG_FUNCTION_ARGS

)

Definition at line 228 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 <= val2);
}

int8lt()

Datum int8lt

(

PG_FUNCTION_ARGS

)

Definition at line 210 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 < val2);
}

int8mi()

Datum int8mi

(

PG_FUNCTION_ARGS

)

Definition at line 555 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT64, PG_RETURN_INT64, pg_sub_s64_overflow(), and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    if (unlikely(pg_sub_s64_overflow(arg1, arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int8mod()

Datum int8mod

(

PG_FUNCTION_ARGS

)

Definition at line 642 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT64, PG_RETURN_INT64, PG_RETURN_NULL, and unlikely.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int64       arg2 = PG_GETARG_INT64(1);

    if (unlikely(arg2 == 0))
    {
        ereport(ERROR,
                (errcode(ERRCODE_DIVISION_BY_ZERO),
                 errmsg("division by zero")));
        /* ensure compiler realizes we mustn't reach the division (gcc bug) */
        PG_RETURN_NULL();
    }

    /*
     * Some machines throw a floating-point exception for INT64_MIN % -1,
     * which is a bit silly since the correct answer is perfectly
     * well-defined, namely zero.
     */
    if (arg2 == -1)
        PG_RETURN_INT64(0);

    /* No overflow is possible */

    PG_RETURN_INT64(arg1 % arg2);
}

int8mul()

Datum int8mul

(

PG_FUNCTION_ARGS

)

Definition at line 569 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT64, pg_mul_s64_overflow(), PG_RETURN_INT64, and unlikely.

Referenced by int4_cash(), int8_cash(), and int8_to_char().

{
    int64       arg1 = PG_GETARG_INT64(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    if (unlikely(pg_mul_s64_overflow(arg1, arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int8ne()

Datum int8ne

(

PG_FUNCTION_ARGS

)

Definition at line 201 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_BOOL.

{
    int64       val1 = PG_GETARG_INT64(0);
    int64       val2 = PG_GETARG_INT64(1);

    PG_RETURN_BOOL(val1 != val2);
}

int8not()

Datum int8not

(

PG_FUNCTION_ARGS

)

Definition at line 1246 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_INT64.

{
    int64       arg1 = PG_GETARG_INT64(0);

    PG_RETURN_INT64(~arg1);
}

int8or()

Datum int8or

(

PG_FUNCTION_ARGS

)

Definition at line 1228 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_INT64.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int64       arg2 = PG_GETARG_INT64(1);

    PG_RETURN_INT64(arg1 | arg2);
}

int8out()

Datum int8out

(

PG_FUNCTION_ARGS

)

Definition at line 147 of file int8.c.

References buf, MAXINT8LEN, PG_GETARG_INT64, pg_lltoa(), PG_RETURN_CSTRING, pstrdup(), and val.

Referenced by int8_to_char().

{
    int64       val = PG_GETARG_INT64(0);
    char        buf[MAXINT8LEN + 1];
    char       *result;

    pg_lltoa(val, buf);
    result = pstrdup(buf);
    PG_RETURN_CSTRING(result);
}

int8pl()

Datum int8pl

(

PG_FUNCTION_ARGS

)

Definition at line 541 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, pg_add_s64_overflow(), PG_GETARG_INT64, PG_RETURN_INT64, and unlikely.

Referenced by int8range_canonical().

{
    int64       arg1 = PG_GETARG_INT64(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    if (unlikely(pg_add_s64_overflow(arg1, arg2, &result)))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    PG_RETURN_INT64(result);
}

int8recv()

Datum int8recv

(

PG_FUNCTION_ARGS

)

Definition at line 162 of file int8.c.

References buf, PG_GETARG_POINTER, PG_RETURN_INT64, and pq_getmsgint64().

{
    StringInfo  buf = (StringInfo) PG_GETARG_POINTER(0);

    PG_RETURN_INT64(pq_getmsgint64(buf));
}

int8send()

Datum int8send

(

PG_FUNCTION_ARGS

)

Definition at line 173 of file int8.c.

References buf, PG_GETARG_INT64, PG_RETURN_BYTEA_P, pq_begintypsend(), pq_endtypsend(), and pq_sendint64().

{
    int64       arg1 = PG_GETARG_INT64(0);
    StringInfoData buf;

    pq_begintypsend(&buf);
    pq_sendint64(&buf, arg1);
    PG_RETURN_BYTEA_P(pq_endtypsend(&buf));
}

int8shl()

Datum int8shl

(

PG_FUNCTION_ARGS

)

Definition at line 1254 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_INT64.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int32       arg2 = PG_GETARG_INT32(1);

    PG_RETURN_INT64(arg1 << arg2);
}

int8shr()

Datum int8shr

(

PG_FUNCTION_ARGS

)

Definition at line 1263 of file int8.c.

References PG_GETARG_INT32, PG_GETARG_INT64, and PG_RETURN_INT64.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int32       arg2 = PG_GETARG_INT32(1);

    PG_RETURN_INT64(arg1 >> arg2);
}

int8smaller()

Datum int8smaller

(

PG_FUNCTION_ARGS

)

Definition at line 913 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_INT64.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int64       arg2 = PG_GETARG_INT64(1);
    int64       result;

    result = ((arg1 < arg2) ? arg1 : arg2);

    PG_RETURN_INT64(result);
}

int8um()

Datum int8um

(

PG_FUNCTION_ARGS

)

Definition at line 519 of file int8.c.

References arg, ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT64, PG_INT64_MIN, PG_RETURN_INT64, and unlikely.

{
    int64       arg = PG_GETARG_INT64(0);
    int64       result;

    if (unlikely(arg == PG_INT64_MIN))
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("bigint out of range")));
    result = -arg;
    PG_RETURN_INT64(result);
}

int8up()

Datum int8up

(

PG_FUNCTION_ARGS

)

Definition at line 533 of file int8.c.

References arg, PG_GETARG_INT64, and PG_RETURN_INT64.

{
    int64       arg = PG_GETARG_INT64(0);

    PG_RETURN_INT64(arg);
}

int8xor()

Datum int8xor

(

PG_FUNCTION_ARGS

)

Definition at line 1237 of file int8.c.

References PG_GETARG_INT64, and PG_RETURN_INT64.

{
    int64       arg1 = PG_GETARG_INT64(0);
    int64       arg2 = PG_GETARG_INT64(1);

    PG_RETURN_INT64(arg1 ^ arg2);
}

oidtoi8()

Datum oidtoi8

(

PG_FUNCTION_ARGS

)

Definition at line 1401 of file int8.c.

References arg, PG_GETARG_OID, and PG_RETURN_INT64.

{
    Oid         arg = PG_GETARG_OID(0);

    PG_RETURN_INT64((int64) arg);
}

scanint8()

bool scanint8	(	const char *	str,
		bool	errorOK,
		int64 *	result
	)

Definition at line 55 of file int8.c.

References ereport, errcode(), errmsg(), ERROR, PG_INT64_MIN, pg_mul_s64_overflow(), pg_sub_s64_overflow(), generate_unaccent_rules::str, and unlikely.

Referenced by int8in(), make_const(), and parse_output_parameters().

{
    const char *ptr = str;
    int64       tmp = 0;
    bool        neg = false;

    /*
     * Do our own scan, rather than relying on sscanf which might be broken
     * for long long.
     *
     * As INT64_MIN can't be stored as a positive 64 bit integer, accumulate
     * value as a negative number.
     */

    /* skip leading spaces */
    while (*ptr && isspace((unsigned char) *ptr))
        ptr++;

    /* handle sign */
    if (*ptr == '-')
    {
        ptr++;
        neg = true;
    }
    else if (*ptr == '+')
        ptr++;

    /* require at least one digit */
    if (unlikely(!isdigit((unsigned char) *ptr)))
        goto invalid_syntax;

    /* process digits */
    while (*ptr && isdigit((unsigned char) *ptr))
    {
        int8        digit = (*ptr++ - '0');

        if (unlikely(pg_mul_s64_overflow(tmp, 10, &tmp)) ||
            unlikely(pg_sub_s64_overflow(tmp, digit, &tmp)))
            goto out_of_range;
    }

    /* allow trailing whitespace, but not other trailing chars */
    while (*ptr != '\0' && isspace((unsigned char) *ptr))
        ptr++;

    if (unlikely(*ptr != '\0'))
        goto invalid_syntax;

    if (!neg)
    {
        /* could fail if input is most negative number */
        if (unlikely(tmp == PG_INT64_MIN))
            goto out_of_range;
        tmp = -tmp;
    }

    *result = tmp;
    return true;

out_of_range:
    if (!errorOK)
        ereport(ERROR,
                (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
                 errmsg("value \"%s\" is out of range for type %s",
                        str, "bigint")));
    return false;

invalid_syntax:
    if (!errorOK)
        ereport(ERROR,
                (errcode(ERRCODE_INVALID_TEXT_REPRESENTATION),
                 errmsg("invalid input syntax for type %s: \"%s\"",
                        "bigint", str)));
    return false;
}