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Commit36ab600

Browse files
author
Neil Conway
committed
Cleanup of GiST extensions in contrib/: now that we always invoke GiST
methods in a short-lived memory context, there is no need for GiST methodsto do their own manual (and error-prone) memory management.
1 parent8758134 commit36ab600

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16 files changed

+18
-174
lines changed

16 files changed

+18
-174
lines changed

‎contrib/btree_gist/btree_bit.c

Lines changed: 0 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -127,7 +127,6 @@ gbt_bit_consistent(PG_FUNCTION_ARGS)
127127
{
128128
GISTENTRY*entry= (GISTENTRY*)PG_GETARG_POINTER(0);
129129
GBT_VARKEY*key= (GBT_VARKEY*)DatumGetPointer(entry->key);
130-
void*qtst= (void*)PG_GETARG_POINTER(1);
131130
void*query= (void*)DatumGetByteaP(PG_GETARG_DATUM(1));
132131
StrategyNumberstrategy= (StrategyNumber)PG_GETARG_UINT16(2);
133132
boolretval= FALSE;
@@ -140,11 +139,7 @@ gbt_bit_consistent(PG_FUNCTION_ARGS)
140139
bytea*q=gbt_bit_xfrm((bytea*)query);
141140

142141
retval=gbt_var_consistent(&r, (void*)q,&strategy, FALSE,&tinfo);
143-
pfree(q);
144142
}
145-
146-
if (qtst!=query)
147-
pfree(query);
148143
PG_RETURN_BOOL(retval);
149144
}
150145

‎contrib/btree_gist/btree_bytea.c

Lines changed: 1 addition & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -97,16 +97,12 @@ gbt_bytea_consistent(PG_FUNCTION_ARGS)
9797
{
9898
GISTENTRY*entry= (GISTENTRY*)PG_GETARG_POINTER(0);
9999
GBT_VARKEY*key= (GBT_VARKEY*)DatumGetPointer(entry->key);
100-
void*qtst= (void*)PG_GETARG_POINTER(1);
101100
void*query= (void*)DatumGetByteaP(PG_GETARG_DATUM(1));
102101
StrategyNumberstrategy= (StrategyNumber)PG_GETARG_UINT16(2);
103-
boolretval= FALSE;
102+
boolretval;
104103
GBT_VARKEY_Rr=gbt_var_key_readable(key);
105104

106105
retval=gbt_var_consistent(&r,query,&strategy,GIST_LEAF(entry),&tinfo);
107-
108-
if (qtst!=query)
109-
pfree(query);
110106
PG_RETURN_BOOL(retval);
111107
}
112108

‎contrib/btree_gist/btree_numeric.c

Lines changed: 1 addition & 20 deletions
Original file line numberDiff line numberDiff line change
@@ -98,16 +98,12 @@ gbt_numeric_consistent(PG_FUNCTION_ARGS)
9898

9999
GISTENTRY*entry= (GISTENTRY*)PG_GETARG_POINTER(0);
100100
GBT_VARKEY*key= (GBT_VARKEY*)DatumGetPointer(entry->key);
101-
void*qtst= (void*)PG_GETARG_POINTER(1);
102101
void*query= (void*)DatumGetNumeric(PG_GETARG_DATUM(1));
103102
StrategyNumberstrategy= (StrategyNumber)PG_GETARG_UINT16(2);
104-
boolretval= FALSE;
103+
boolretval;
105104
GBT_VARKEY_Rr=gbt_var_key_readable(key);
106105

107106
retval=gbt_var_consistent(&r,query,&strategy,GIST_LEAF(entry),&tinfo);
108-
109-
if (qtst!=query)
110-
pfree(query);
111107
PG_RETURN_BOOL(retval);
112108
}
113109

@@ -164,8 +160,6 @@ gbt_numeric_penalty(PG_FUNCTION_ARGS)
164160
PointerGetDatum(uk.lower)
165161
));
166162

167-
pfree(DatumGetPointer(uni));
168-
169163
os=DatumGetNumeric(DirectFunctionCall2(
170164
numeric_sub,
171165
PointerGetDatum(ok.upper),
@@ -178,47 +172,34 @@ gbt_numeric_penalty(PG_FUNCTION_ARGS)
178172
NumericGetDatum(os)
179173
));
180174

181-
pfree(os);
182-
183175
if (NUMERIC_IS_NAN(us))
184176
{
185-
186177
if (NUMERIC_IS_NAN(os))
187178
*result=0.0;
188179
else
189180
*result=1.0;
190-
191181
}
192182
else
193183
{
194-
195184
Numericnul=DatumGetNumeric(DirectFunctionCall1(int4_numeric,Int32GetDatum(0)));
196185

197186
*result=0.0;
198187

199188
if (DirectFunctionCall2(numeric_gt,NumericGetDatum(ds),NumericGetDatum(nul)))
200189
{
201-
202190
*result+=FLT_MIN;
203191
os=DatumGetNumeric(DirectFunctionCall2(
204192
numeric_div,
205193
NumericGetDatum(ds),
206194
NumericGetDatum(us)
207195
));
208196
*result+= (float4)DatumGetFloat8(DirectFunctionCall1(numeric_float8_no_overflow,NumericGetDatum(os)));
209-
pfree(os);
210-
211197
}
212-
213-
pfree(nul);
214198
}
215199

216200
if (*result>0)
217201
*result *= (FLT_MAX / (((GISTENTRY*)PG_GETARG_POINTER(0))->rel->rd_att->natts+1));
218202

219-
pfree(us);
220-
pfree(ds);
221-
222203
PG_RETURN_POINTER(result);
223204
}
224205

‎contrib/btree_gist/btree_text.c

Lines changed: 1 addition & 15 deletions
Original file line numberDiff line numberDiff line change
@@ -108,8 +108,6 @@ gbt_bpchar_compress(PG_FUNCTION_ARGS)
108108
entry->rel,entry->page,
109109
entry->offset,VARSIZE(DatumGetPointer(d)), TRUE);
110110
retval=gbt_var_compress(&trim,&tinfo);
111-
112-
pfree(DatumGetPointer(d));
113111
}
114112
else
115113
retval=entry;
@@ -124,17 +122,13 @@ gbt_text_consistent(PG_FUNCTION_ARGS)
124122
{
125123
GISTENTRY*entry= (GISTENTRY*)PG_GETARG_POINTER(0);
126124
GBT_VARKEY*key= (GBT_VARKEY*)DatumGetPointer(entry->key);
127-
void*qtst= (void*)PG_GETARG_POINTER(1);
128125
void*query= (void*)DatumGetTextP(PG_GETARG_DATUM(1));
129126
StrategyNumberstrategy= (StrategyNumber)PG_GETARG_UINT16(2);
130127
boolretval= FALSE;
131128
GBT_VARKEY_Rr=gbt_var_key_readable(key);
132129

133130
retval=gbt_var_consistent(&r,query,&strategy,GIST_LEAF(entry),&tinfo);
134131

135-
if (qtst!=query)
136-
pfree(query);
137-
138132
PG_RETURN_BOOL(retval);
139133
}
140134

@@ -144,25 +138,17 @@ gbt_bpchar_consistent(PG_FUNCTION_ARGS)
144138
{
145139
GISTENTRY*entry= (GISTENTRY*)PG_GETARG_POINTER(0);
146140
GBT_VARKEY*key= (GBT_VARKEY*)DatumGetPointer(entry->key);
147-
void*qtst= (void*)PG_GETARG_POINTER(1);
148141
void*query= (void*)DatumGetPointer(PG_DETOAST_DATUM(PG_GETARG_DATUM(1)));
149142
void*trim= (void*)DatumGetPointer(DirectFunctionCall1(rtrim1,PointerGetDatum(query)));
150143
StrategyNumberstrategy= (StrategyNumber)PG_GETARG_UINT16(2);
151-
boolretval= FALSE;
144+
boolretval;
152145
GBT_VARKEY_Rr=gbt_var_key_readable(key);
153146

154147
retval=gbt_var_consistent(&r,trim,&strategy,GIST_LEAF(entry),&tinfo);
155-
156-
pfree(trim);
157-
158-
if (qtst!=query)
159-
pfree(query);
160148
PG_RETURN_BOOL(retval);
161149
}
162150

163151

164-
165-
166152
Datum
167153
gbt_text_union(PG_FUNCTION_ARGS)
168154
{

‎contrib/btree_gist/btree_time.c

Lines changed: 0 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -222,7 +222,6 @@ gbt_time_penalty(PG_FUNCTION_ARGS)
222222

223223
/* see interval_larger */
224224
res=Max(intr->time+intr->month* (30*86400),0);
225-
pfree(intr);
226225

227226
intr=DatumGetIntervalP(DirectFunctionCall2(
228227
time_mi_time,
@@ -231,7 +230,6 @@ gbt_time_penalty(PG_FUNCTION_ARGS)
231230

232231
/* see interval_larger */
233232
res+=Max(intr->time+intr->month* (30*86400),0);
234-
pfree(intr);
235233

236234
*result=0.0;
237235

@@ -244,7 +242,6 @@ gbt_time_penalty(PG_FUNCTION_ARGS)
244242
*result+=FLT_MIN;
245243
*result+= (float) (res / ((double) (res+intr->time+intr->month* (30*86400))));
246244
*result *= (FLT_MAX / (((GISTENTRY*)PG_GETARG_POINTER(0))->rel->rd_att->natts+1));
247-
pfree(intr);
248245
}
249246

250247
PG_RETURN_POINTER(result);

‎contrib/btree_gist/btree_ts.c

Lines changed: 0 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -226,7 +226,6 @@ gbt_ts_penalty(PG_FUNCTION_ARGS)
226226

227227
#ifdefHAVE_INT64_TIMESTAMP
228228
int64res;
229-
230229
#else
231230
doubleres;
232231
#endif
@@ -240,7 +239,6 @@ gbt_ts_penalty(PG_FUNCTION_ARGS)
240239
/* see interval_larger */
241240

242241
res=Max(intr->time+intr->month* (30*86400),0);
243-
pfree(intr);
244242

245243
intr=DatumGetIntervalP(DirectFunctionCall2(
246244
timestamp_mi,
@@ -250,7 +248,6 @@ gbt_ts_penalty(PG_FUNCTION_ARGS)
250248

251249
/* see interval_larger */
252250
res+=Max(intr->time+intr->month* (30*86400),0);
253-
pfree(intr);
254251

255252
*result=0.0;
256253

@@ -264,11 +261,9 @@ gbt_ts_penalty(PG_FUNCTION_ARGS)
264261
*result+=FLT_MIN;
265262
*result+= (float) (res / ((double) (res+intr->time+intr->month* (30*86400))));
266263
*result *= (FLT_MAX / (((GISTENTRY*)PG_GETARG_POINTER(0))->rel->rd_att->natts+1));
267-
pfree(intr);
268264
}
269265

270266
PG_RETURN_POINTER(result);
271-
272267
}
273268

274269

‎contrib/btree_gist/btree_utils_num.c

Lines changed: 0 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -246,7 +246,5 @@ gbt_num_picksplit(const GistEntryVector *entryvec, GIST_SPLITVEC *v,
246246
}
247247
}
248248

249-
pfree(arr);
250-
251249
returnv;
252250
}

‎contrib/btree_gist/btree_utils_var.c

Lines changed: 14 additions & 47 deletions
Original file line numberDiff line numberDiff line change
@@ -9,21 +9,21 @@ Datum gbt_var_decompress(PG_FUNCTION_ARGS);
99
Datum
1010
gbt_var_decompress(PG_FUNCTION_ARGS)
1111
{
12-
GISTENTRY*entry= (GISTENTRY*)PG_GETARG_POINTER(0);
13-
GBT_VARKEY*key= (GBT_VARKEY*)DatumGetPointer(PG_DETOAST_DATUM(entry->key));
12+
GISTENTRY*entry= (GISTENTRY*)PG_GETARG_POINTER(0);
13+
GBT_VARKEY*key= (GBT_VARKEY*)DatumGetPointer(PG_DETOAST_DATUM(entry->key));
1414

15-
if (key!= (GBT_VARKEY*)DatumGetPointer(entry->key))
16-
{
17-
GISTENTRY*retval= (GISTENTRY*)palloc(sizeof(GISTENTRY));
15+
if (key!= (GBT_VARKEY*)DatumGetPointer(entry->key))
16+
{
17+
GISTENTRY*retval= (GISTENTRY*)palloc(sizeof(GISTENTRY));
1818

19-
gistentryinit(*retval,PointerGetDatum(key),
20-
entry->rel,entry->page,
21-
entry->offset,VARSIZE(key), FALSE);
19+
gistentryinit(*retval,PointerGetDatum(key),
20+
entry->rel,entry->page,
21+
entry->offset,VARSIZE(key), FALSE);
2222

23-
PG_RETURN_POINTER(retval);
24-
}
23+
PG_RETURN_POINTER(retval);
24+
}
2525

26-
PG_RETURN_POINTER(entry);
26+
PG_RETURN_POINTER(entry);
2727
}
2828

2929
/* Returns a better readable representaion of variable key ( sets pointer ) */
@@ -216,7 +216,6 @@ gbt_var_bin_union(Datum *u, GBT_VARKEY * e, const gbtree_vinfo * tinfo)
216216
GBT_VARKEY_Rnr;
217217
GBT_VARKEY_Reo=gbt_var_key_readable(e);
218218

219-
220219
if (eo.lower==eo.upper)/* leaf */
221220
{
222221
tmp=gbt_var_leaf2node(e,tinfo);
@@ -235,31 +234,23 @@ gbt_var_bin_union(Datum *u, GBT_VARKEY * e, const gbtree_vinfo * tinfo)
235234
nr.upper=ro.upper;
236235
nk=gbt_var_key_copy(&nr, TRUE);
237236
}
237+
238238
if ((*tinfo->f_cmp) ((bytea*)ro.upper, (bytea*)eo.upper)<0)
239239
{
240240
nr.upper=eo.upper;
241241
nr.lower=ro.lower;
242242
nk=gbt_var_key_copy(&nr, TRUE);
243243
}
244+
244245
if (nk)
245-
{
246-
pfree(DatumGetPointer(*u));
247246
*u=PointerGetDatum(nk);
248-
}
249-
250-
251-
252247
}
253248
else
254249
{
255250
nr.lower=eo.lower;
256251
nr.upper=eo.upper;
257252
*u=PointerGetDatum(gbt_var_key_copy(&nr, TRUE));
258253
}
259-
260-
if (tmp&&tmp!=e)
261-
pfree(tmp);
262-
263254
}
264255

265256

@@ -273,15 +264,12 @@ gbt_var_compress(GISTENTRY *entry, const gbtree_vinfo * tinfo)
273264
if (entry->leafkey)
274265
{
275266
GBT_VARKEY*r=NULL;
276-
bytea*tstd= (bytea*)DatumGetPointer(entry->key);/* toasted */
277-
bytea*leaf= (bytea*)DatumGetPointer(PG_DETOAST_DATUM(entry->key));/* untoasted */
267+
bytea*leaf= (bytea*)DatumGetPointer(PG_DETOAST_DATUM(entry->key));
278268
GBT_VARKEY_Ru;
279269

280270
u.lower=u.upper=leaf;
281271
r=gbt_var_key_copy(&u, FALSE);
282272

283-
if (tstd!=leaf)
284-
pfree(leaf);
285273
retval=palloc(sizeof(GISTENTRY));
286274
gistentryinit(*retval,PointerGetDatum(r),
287275
entry->rel,entry->page,
@@ -319,7 +307,6 @@ gbt_var_union(const GistEntryVector *entryvec, int32 *size, const gbtree_vinfo *
319307

320308

321309
/* Truncate (=compress) key */
322-
323310
if (tinfo->trnc)
324311
{
325312
int32plen;
@@ -328,7 +315,6 @@ gbt_var_union(const GistEntryVector *entryvec, int32 *size, const gbtree_vinfo *
328315
plen=gbt_var_node_cp_len((GBT_VARKEY*)DatumGetPointer(out),tinfo);
329316
trc=gbt_var_node_truncate((GBT_VARKEY*)DatumGetPointer(out),plen+1,tinfo);
330317

331-
pfree(DatumGetPointer(out));
332318
out=PointerGetDatum(trc);
333319
}
334320

@@ -428,17 +414,12 @@ gbt_var_penalty(float *res, const GISTENTRY *o, const GISTENTRY *n, const gbtree
428414
}
429415
dres /=256.0;
430416
}
431-
pfree(DatumGetPointer(d));
432417

433418
*res+=FLT_MIN;
434419
*res+= (float) (dres / ((double) (ol+1)));
435420
*res *= (FLT_MAX / (o->rel->rd_att->natts+1));
436-
437421
}
438422

439-
if (tmp&&tmp!=newe)
440-
pfree(tmp);
441-
442423
returnres;
443424
}
444425

@@ -524,18 +505,9 @@ gbt_var_picksplit(const GistEntryVector *entryvec, GIST_SPLITVEC *v, const gbtre
524505
}
525506
}
526507

527-
/* Free strxfrm'ed leafs */
528-
for (i=0;i<svcntr;i++)
529-
pfree(sv[i]);
530-
531-
if (sv)
532-
pfree(sv);
533-
534508
/* Truncate (=compress) key */
535-
536509
if (tinfo->trnc)
537510
{
538-
539511
int32ll=gbt_var_node_cp_len((GBT_VARKEY*)DatumGetPointer(v->spl_ldatum),tinfo);
540512
int32lr=gbt_var_node_cp_len((GBT_VARKEY*)DatumGetPointer(v->spl_rdatum),tinfo);
541513
GBT_VARKEY*dl;
@@ -546,15 +518,10 @@ gbt_var_picksplit(const GistEntryVector *entryvec, GIST_SPLITVEC *v, const gbtre
546518

547519
dl=gbt_var_node_truncate((GBT_VARKEY*)DatumGetPointer(v->spl_ldatum),ll,tinfo);
548520
dr=gbt_var_node_truncate((GBT_VARKEY*)DatumGetPointer(v->spl_rdatum),ll,tinfo);
549-
pfree(DatumGetPointer(v->spl_ldatum));
550-
pfree(DatumGetPointer(v->spl_rdatum));
551521
v->spl_ldatum=PointerGetDatum(dl);
552522
v->spl_rdatum=PointerGetDatum(dr);
553-
554523
}
555524

556-
pfree(arr);
557-
558525
returnv;
559526
}
560527

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