LCOV - code coverage report
Current view: top level - contrib/btree_gist - btree_int8.c (source / functions) Hit Total Coverage
Test: PostgreSQL 17devel Lines: 75 79 94.9 %
Date: 2024-04-19 15:12:22 Functions: 25 25 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*
       2             :  * contrib/btree_gist/btree_int8.c
       3             :  */
       4             : #include "postgres.h"
       5             : 
       6             : #include "btree_gist.h"
       7             : #include "btree_utils_num.h"
       8             : #include "common/int.h"
       9             : 
      10             : typedef struct int64key
      11             : {
      12             :     int64       lower;
      13             :     int64       upper;
      14             : } int64KEY;
      15             : 
      16             : /*
      17             : ** int64 ops
      18             : */
      19           4 : PG_FUNCTION_INFO_V1(gbt_int8_compress);
      20           4 : PG_FUNCTION_INFO_V1(gbt_int8_fetch);
      21           4 : PG_FUNCTION_INFO_V1(gbt_int8_union);
      22           4 : PG_FUNCTION_INFO_V1(gbt_int8_picksplit);
      23           4 : PG_FUNCTION_INFO_V1(gbt_int8_consistent);
      24           4 : PG_FUNCTION_INFO_V1(gbt_int8_distance);
      25           4 : PG_FUNCTION_INFO_V1(gbt_int8_penalty);
      26           4 : PG_FUNCTION_INFO_V1(gbt_int8_same);
      27             : 
      28             : 
      29             : static bool
      30        3470 : gbt_int8gt(const void *a, const void *b, FmgrInfo *flinfo)
      31             : {
      32        3470 :     return (*((const int64 *) a) > *((const int64 *) b));
      33             : }
      34             : static bool
      35         852 : gbt_int8ge(const void *a, const void *b, FmgrInfo *flinfo)
      36             : {
      37         852 :     return (*((const int64 *) a) >= *((const int64 *) b));
      38             : }
      39             : static bool
      40        1478 : gbt_int8eq(const void *a, const void *b, FmgrInfo *flinfo)
      41             : {
      42        1478 :     return (*((const int64 *) a) == *((const int64 *) b));
      43             : }
      44             : static bool
      45         870 : gbt_int8le(const void *a, const void *b, FmgrInfo *flinfo)
      46             : {
      47         870 :     return (*((const int64 *) a) <= *((const int64 *) b));
      48             : }
      49             : static bool
      50        3206 : gbt_int8lt(const void *a, const void *b, FmgrInfo *flinfo)
      51             : {
      52        3206 :     return (*((const int64 *) a) < *((const int64 *) b));
      53             : }
      54             : 
      55             : static int
      56       13504 : gbt_int8key_cmp(const void *a, const void *b, FmgrInfo *flinfo)
      57             : {
      58       13504 :     int64KEY   *ia = (int64KEY *) (((const Nsrt *) a)->t);
      59       13504 :     int64KEY   *ib = (int64KEY *) (((const Nsrt *) b)->t);
      60             : 
      61       13504 :     if (ia->lower == ib->lower)
      62             :     {
      63           0 :         if (ia->upper == ib->upper)
      64           0 :             return 0;
      65             : 
      66           0 :         return (ia->upper > ib->upper) ? 1 : -1;
      67             :     }
      68             : 
      69       13504 :     return (ia->lower > ib->lower) ? 1 : -1;
      70             : }
      71             : 
      72             : static float8
      73         284 : gbt_int8_dist(const void *a, const void *b, FmgrInfo *flinfo)
      74             : {
      75         284 :     return GET_FLOAT_DISTANCE(int64, a, b);
      76             : }
      77             : 
      78             : 
      79             : static const gbtree_ninfo tinfo =
      80             : {
      81             :     gbt_t_int8,
      82             :     sizeof(int64),
      83             :     16,                         /* sizeof(gbtreekey16) */
      84             :     gbt_int8gt,
      85             :     gbt_int8ge,
      86             :     gbt_int8eq,
      87             :     gbt_int8le,
      88             :     gbt_int8lt,
      89             :     gbt_int8key_cmp,
      90             :     gbt_int8_dist
      91             : };
      92             : 
      93             : 
      94           4 : PG_FUNCTION_INFO_V1(int8_dist);
      95             : Datum
      96        1100 : int8_dist(PG_FUNCTION_ARGS)
      97             : {
      98        1100 :     int64       a = PG_GETARG_INT64(0);
      99        1100 :     int64       b = PG_GETARG_INT64(1);
     100             :     int64       r;
     101             :     int64       ra;
     102             : 
     103        1100 :     if (pg_sub_s64_overflow(a, b, &r) ||
     104        1100 :         r == PG_INT64_MIN)
     105           0 :         ereport(ERROR,
     106             :                 (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
     107             :                  errmsg("bigint out of range")));
     108             : 
     109        1100 :     ra = i64abs(r);
     110             : 
     111        1100 :     PG_RETURN_INT64(ra);
     112             : }
     113             : 
     114             : 
     115             : /**************************************************
     116             :  * int64 ops
     117             :  **************************************************/
     118             : 
     119             : 
     120             : Datum
     121        1110 : gbt_int8_compress(PG_FUNCTION_ARGS)
     122             : {
     123        1110 :     GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
     124             : 
     125        1110 :     PG_RETURN_POINTER(gbt_num_compress(entry, &tinfo));
     126             : }
     127             : 
     128             : Datum
     129         278 : gbt_int8_fetch(PG_FUNCTION_ARGS)
     130             : {
     131         278 :     GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
     132             : 
     133         278 :     PG_RETURN_POINTER(gbt_num_fetch(entry, &tinfo));
     134             : }
     135             : 
     136             : Datum
     137        3062 : gbt_int8_consistent(PG_FUNCTION_ARGS)
     138             : {
     139        3062 :     GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
     140        3062 :     int64       query = PG_GETARG_INT64(1);
     141        3062 :     StrategyNumber strategy = (StrategyNumber) PG_GETARG_UINT16(2);
     142             : 
     143             :     /* Oid      subtype = PG_GETARG_OID(3); */
     144        3062 :     bool       *recheck = (bool *) PG_GETARG_POINTER(4);
     145        3062 :     int64KEY   *kkk = (int64KEY *) DatumGetPointer(entry->key);
     146             :     GBT_NUMKEY_R key;
     147             : 
     148             :     /* All cases served by this function are exact */
     149        3062 :     *recheck = false;
     150             : 
     151        3062 :     key.lower = (GBT_NUMKEY *) &kkk->lower;
     152        3062 :     key.upper = (GBT_NUMKEY *) &kkk->upper;
     153             : 
     154        3062 :     PG_RETURN_BOOL(gbt_num_consistent(&key, (void *) &query, &strategy,
     155             :                                       GIST_LEAF(entry), &tinfo, fcinfo->flinfo));
     156             : }
     157             : 
     158             : 
     159             : Datum
     160         286 : gbt_int8_distance(PG_FUNCTION_ARGS)
     161             : {
     162         286 :     GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
     163         286 :     int64       query = PG_GETARG_INT64(1);
     164             : 
     165             :     /* Oid      subtype = PG_GETARG_OID(3); */
     166         286 :     int64KEY   *kkk = (int64KEY *) DatumGetPointer(entry->key);
     167             :     GBT_NUMKEY_R key;
     168             : 
     169         286 :     key.lower = (GBT_NUMKEY *) &kkk->lower;
     170         286 :     key.upper = (GBT_NUMKEY *) &kkk->upper;
     171             : 
     172         286 :     PG_RETURN_FLOAT8(gbt_num_distance(&key, (void *) &query, GIST_LEAF(entry),
     173             :                                       &tinfo, fcinfo->flinfo));
     174             : }
     175             : 
     176             : 
     177             : Datum
     178         602 : gbt_int8_union(PG_FUNCTION_ARGS)
     179             : {
     180         602 :     GistEntryVector *entryvec = (GistEntryVector *) PG_GETARG_POINTER(0);
     181         602 :     void       *out = palloc(sizeof(int64KEY));
     182             : 
     183         602 :     *(int *) PG_GETARG_POINTER(1) = sizeof(int64KEY);
     184         602 :     PG_RETURN_POINTER(gbt_num_union((void *) out, entryvec, &tinfo, fcinfo->flinfo));
     185             : }
     186             : 
     187             : 
     188             : Datum
     189        1116 : gbt_int8_penalty(PG_FUNCTION_ARGS)
     190             : {
     191        1116 :     int64KEY   *origentry = (int64KEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(0))->key);
     192        1116 :     int64KEY   *newentry = (int64KEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(1))->key);
     193        1116 :     float      *result = (float *) PG_GETARG_POINTER(2);
     194             : 
     195        1116 :     penalty_num(result, origentry->lower, origentry->upper, newentry->lower, newentry->upper);
     196             : 
     197        1116 :     PG_RETURN_POINTER(result);
     198             : }
     199             : 
     200             : Datum
     201           6 : gbt_int8_picksplit(PG_FUNCTION_ARGS)
     202             : {
     203           6 :     PG_RETURN_POINTER(gbt_num_picksplit((GistEntryVector *) PG_GETARG_POINTER(0),
     204             :                                         (GIST_SPLITVEC *) PG_GETARG_POINTER(1),
     205             :                                         &tinfo, fcinfo->flinfo));
     206             : }
     207             : 
     208             : Datum
     209         600 : gbt_int8_same(PG_FUNCTION_ARGS)
     210             : {
     211         600 :     int64KEY   *b1 = (int64KEY *) PG_GETARG_POINTER(0);
     212         600 :     int64KEY   *b2 = (int64KEY *) PG_GETARG_POINTER(1);
     213         600 :     bool       *result = (bool *) PG_GETARG_POINTER(2);
     214             : 
     215         600 :     *result = gbt_num_same((void *) b1, (void *) b2, &tinfo, fcinfo->flinfo);
     216         600 :     PG_RETURN_POINTER(result);
     217             : }

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