Add empty mask to tile

Author: knizhnik

Makefile

@@ -6,7 +6,7 @@ OBJS = vops.o
 EXTENSION = vops
 DATA = vops--1.0.sql
 PGFILEDESC = "vops - vectorized operations"
-CUSTOM_COPT = -O0 -g
+CUSTOM_COPT = -O3
 
 REGRESS = test
 

expected/test.out

@@ -25,7 +25,7 @@ select countall(*) from v where x is not null;
 select count(*) from v where x is null;
  count 
 -------
-    60
+     2
 (1 row)
 
 select count(*) from v where x is not null;
@@ -61,83 +61,25 @@ select count(*),count(x),sum(x),avg(x),min(x),max(x),variance(x),var_pop(x),var_
 select count(*) from v where ifnull(x, 0) >= 0;
  count 
 -------
-    64
+     6
 (1 row)
 
 select count(*) from v where coalesce(x, 0.0::float8::vops_float4) >= 0;
  count 
 -------
-    64
+     6
 (1 row)
 
 select unnest(t.*) from (select mcount(*) over w,mcount(x) over w,msum(x) over w,mavg(x) over w,mmin(x) over w,mmax(x) over w,x - lag(x) over w from v window w as (rows between unbounded preceding and current row)) t;
-       unnest       
---------------------
+      unnest       
+-------------------
  (1,1,1,1,1,1,)
  (2,2,3,1.5,1,2,1)
  (3,2,3,1.5,1,2,)
  (4,3,6,2,1,3,)
  (5,3,6,2,1,3,)
  (6,4,10,2.5,1,4,)
- (7,4,10,2.5,1,4,)
- (8,4,10,2.5,1,4,)
- (9,4,10,2.5,1,4,)
- (10,4,10,2.5,1,4,)
- (11,4,10,2.5,1,4,)
- (12,4,10,2.5,1,4,)
- (13,4,10,2.5,1,4,)
- (14,4,10,2.5,1,4,)
- (15,4,10,2.5,1,4,)
- (16,4,10,2.5,1,4,)
- (17,4,10,2.5,1,4,)
- (18,4,10,2.5,1,4,)
- (19,4,10,2.5,1,4,)
- (20,4,10,2.5,1,4,)
- (21,4,10,2.5,1,4,)
- (22,4,10,2.5,1,4,)
- (23,4,10,2.5,1,4,)
- (24,4,10,2.5,1,4,)
- (25,4,10,2.5,1,4,)
- (26,4,10,2.5,1,4,)
- (27,4,10,2.5,1,4,)
- (28,4,10,2.5,1,4,)
- (29,4,10,2.5,1,4,)
- (30,4,10,2.5,1,4,)
- (31,4,10,2.5,1,4,)
- (32,4,10,2.5,1,4,)
- (33,4,10,2.5,1,4,)
- (34,4,10,2.5,1,4,)
- (35,4,10,2.5,1,4,)
- (36,4,10,2.5,1,4,)
- (37,4,10,2.5,1,4,)
- (38,4,10,2.5,1,4,)
- (39,4,10,2.5,1,4,)
- (40,4,10,2.5,1,4,)
- (41,4,10,2.5,1,4,)
- (42,4,10,2.5,1,4,)
- (43,4,10,2.5,1,4,)
- (44,4,10,2.5,1,4,)
- (45,4,10,2.5,1,4,)
- (46,4,10,2.5,1,4,)
- (47,4,10,2.5,1,4,)
- (48,4,10,2.5,1,4,)
- (49,4,10,2.5,1,4,)
- (50,4,10,2.5,1,4,)
- (51,4,10,2.5,1,4,)
- (52,4,10,2.5,1,4,)
- (53,4,10,2.5,1,4,)
- (54,4,10,2.5,1,4,)
- (55,4,10,2.5,1,4,)
- (56,4,10,2.5,1,4,)
- (57,4,10,2.5,1,4,)
- (58,4,10,2.5,1,4,)
- (59,4,10,2.5,1,4,)
- (60,4,10,2.5,1,4,)
- (61,4,10,2.5,1,4,)
- (62,4,10,2.5,1,4,)
- (63,4,10,2.5,1,4,)
- (64,4,10,2.5,1,4,)
-(64 rows)
+(6 rows)
 
 
 create table s2(x float8, id serial);
@@ -252,35 +194,7 @@ select unnest(t.*) from (select msum(x,10) over (order by first(id)) from v2) t;
  (935)
  (945)
  (955)
- (864)
- (772)
- (679)
- (585)
- (490)
- (394)
- (297)
- (199)
- (100)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
- (0)
-(128 rows)
+(100 rows)
 
 select sum(x) over (order by id rows between 9 preceding and current row) from s2;
  sum 

vops--1.0.sql

@@ -37,67 +37,67 @@ create type vops_bool (
 	input = vops_bool_input, 
 	output = vops_bool_output, 
 	alignment = double,
-    internallength = 16
+    internallength = 24
 );
 
 create type vops_char (
 	input = vops_char_input, 
 	output = vops_char_output, 
 	alignment = double,
-    internallength = 72 -- 8+64
+    internallength = 80 -- 16+64
 );
 
 
 create type vops_int2 (
 	input = vops_int2_input, 
 	output = vops_int2_output, 
 	alignment = double,
-    internallength = 136 -- 8+64*2
+    internallength = 144 -- 16+64*2
 );
 
 
 create type vops_int4 (
 	input = vops_int4_input, 
 	output = vops_int4_output, 
 	alignment = double,
-    internallength = 264 -- 8 + 64*4
+    internallength = 272 -- 16 + 64*4
 );
 
 create type vops_date (
 	input = vops_date_input, 
 	output = vops_date_output, 
 	alignment = double,
-    internallength = 264 -- 8 + 64*4
+    internallength = 272 -- 16 + 64*4
 );
 
 
 create type vops_int8 (
 	input = vops_int8_input, 
 	output = vops_int8_output, 
 	alignment = double,
-    internallength = 520 -- 8 + 64*8
+    internallength = 528 -- 16 + 64*8
 );
 
 
 create type vops_float4 (
 	input = vops_float4_input, 
 	output = vops_float4_output, 
 	alignment = double,
-    internallength = 264 -- 8 + 64*4
+    internallength = 272 -- 16 + 64*4
 );
 
 create type vops_float8 (
 	input = vops_float8_input, 
 	output = vops_float8_output, 
 	alignment = double,
-    internallength = 520 -- 8 + 64*8
+    internallength = 528 -- 16 + 64*8
 );
 
 create type vops_timestamp (
 	input = vops_timestamp_input, 
 	output = vops_timestamp_output, 
 	alignment = double,
-    internallength = 520 -- 8 + 64*8
+    internallength = 528 -- 16 + 64*8
 );
 
 -- char tile