1      SUBROUTINE alpha_2_3_1_4_1(d_a,k_a_offset,d_b,k_b_offset,d_c,k_c_o
2     &ffset)
3C     $Id$
4C     This is a Fortran77 program generated by Tensor Contraction Engine v.1.0
5C     Copyright (c) Battelle & Pacific Northwest National Laboratory (2002)
6C     i3 ( h9 p1 )_vtra + = 1 * Sum ( h4 p3 ) * tra ( p3 h4 )_tra * v ( h4 h9 p1 p3 )_v
7      IMPLICIT NONE
8#include "global.fh"
9#include "mafdecls.fh"
10#include "sym.fh"
11#include "errquit.fh"
12#include "tce.fh"
13      INTEGER d_a
14      INTEGER k_a_offset
15      INTEGER d_b
16      INTEGER k_b_offset
17      INTEGER d_c
18      INTEGER k_c_offset
19      INTEGER NXTASK
20      INTEGER next
21      INTEGER nprocs
22      INTEGER count
23      INTEGER h9b
24      INTEGER p1b
25      INTEGER dimc
26      INTEGER l_c_sort
27      INTEGER k_c_sort
28      INTEGER p3b
29      INTEGER h4b
30      INTEGER p3b_1
31      INTEGER h4b_1
32      INTEGER h9b_2
33      INTEGER h4b_2
34      INTEGER p1b_2
35      INTEGER p3b_2
36      INTEGER dim_common
37      INTEGER dima_sort
38      INTEGER dima
39      INTEGER dimb_sort
40      INTEGER dimb
41      INTEGER l_a_sort
42      INTEGER k_a_sort
43      INTEGER l_a
44      INTEGER k_a
45      INTEGER l_b_sort
46      INTEGER k_b_sort
47      INTEGER l_b
48      INTEGER k_b
49      INTEGER l_c
50      INTEGER k_c
51      EXTERNAL NXTASK
52      nprocs = GA_NNODES()
53      count = 0
54      next = NXTASK(nprocs,1)
55      DO h9b = 1,noab
56      DO p1b = noab+1,noab+nvab
57      IF (next.eq.count) THEN
58      IF ((.not.restricted).or.(int_mb(k_spin+h9b-1)+int_mb(k_spin+p1b-1
59     &).ne.4)) THEN
60      IF (int_mb(k_spin+h9b-1) .eq. int_mb(k_spin+p1b-1)) THEN
61      IF (ieor(int_mb(k_sym+h9b-1),int_mb(k_sym+p1b-1)) .eq. ieor(irrep_
62     &v,irrep_tra)) THEN
63      dimc = int_mb(k_range+h9b-1) * int_mb(k_range+p1b-1)
64      IF (.not.MA_PUSH_GET(mt_dbl,dimc,'noname',l_c_sort,k_c_sort)) CALL
65     & ERRQUIT('alpha_2_3_1_4_1',0,MA_ERR)
66      CALL DFILL(dimc,0.0d0,dbl_mb(k_c_sort),1)
67      DO p3b = noab+1,noab+nvab
68      DO h4b = 1,noab
69      IF (int_mb(k_spin+p3b-1) .eq. int_mb(k_spin+h4b-1)) THEN
70      IF (ieor(int_mb(k_sym+p3b-1),int_mb(k_sym+h4b-1)) .eq. irrep_tra)
71     &THEN
72      CALL TCE_RESTRICTED_2(p3b,h4b,p3b_1,h4b_1)
73      CALL TCE_RESTRICTED_4(h9b,h4b,p1b,p3b,h9b_2,h4b_2,p1b_2,p3b_2)
74      dim_common = int_mb(k_range+p3b-1) * int_mb(k_range+h4b-1)
75      dima_sort = 1
76      dima = dim_common * dima_sort
77      dimb_sort = int_mb(k_range+h9b-1) * int_mb(k_range+p1b-1)
78      dimb = dim_common * dimb_sort
79      IF ((dima .gt. 0) .and. (dimb .gt. 0)) THEN
80      IF (.not.MA_PUSH_GET(mt_dbl,dima,'noname',l_a_sort,k_a_sort)) CALL
81     & ERRQUIT('alpha_2_3_1_4_1',1,MA_ERR)
82      IF (.not.MA_PUSH_GET(mt_dbl,dima,'noname',l_a,k_a)) CALL ERRQUIT('
83     &alpha_2_3_1_4_1',2,MA_ERR)
84      CALL GET_HASH_BLOCK(d_a,dbl_mb(k_a),dima,int_mb(k_a_offset),(h4b_1
85     & - 1 + noab * (p3b_1 - noab - 1)))
86      CALL TCE_SORT_2(dbl_mb(k_a),dbl_mb(k_a_sort),int_mb(k_range+p3b-1)
87     &,int_mb(k_range+h4b-1),2,1,1.0d0)
88      IF (.not.MA_POP_STACK(l_a)) CALL ERRQUIT('alpha_2_3_1_4_1',3,MA_ER
89     &R)
90      IF (.not.MA_PUSH_GET(mt_dbl,dimb,'noname',l_b_sort,k_b_sort)) CALL
91     & ERRQUIT('alpha_2_3_1_4_1',4,MA_ERR)
92      IF (.not.MA_PUSH_GET(mt_dbl,dimb,'noname',l_b,k_b)) CALL ERRQUIT('
93     &alpha_2_3_1_4_1',5,MA_ERR)
94      IF ((h4b .le. h9b) .and. (p3b .lt. p1b)) THEN
95      if(.not.intorb) then
96      CALL GET_HASH_BLOCK(d_b,dbl_mb(k_b),dimb,int_mb(k_b_offset),(p1b_2
97     & - 1 + (noab+nvab) * (p3b_2 - 1 + (noab+nvab) * (h9b_2 - 1 + (noab
98     &+nvab) * (h4b_2 - 1)))))
99      else
100      CALL GET_HASH_BLOCK_I(d_b,dbl_mb(k_b),dimb,int_mb(k_b_offset),
101     &(p1b_2
102     & - 1 + (noab+nvab) * (p3b_2 - 1 + (noab+nvab) * (h9b_2 - 1 + (noab
103     &+nvab) * (h4b_2 - 1)))),p1b_2,p3b_2,h9b_2,h4b_2)
104      end if
105      CALL TCE_SORT_4(dbl_mb(k_b),dbl_mb(k_b_sort),int_mb(k_range+h4b-1)
106     &,int_mb(k_range+h9b-1),int_mb(k_range+p3b-1),int_mb(k_range+p1b-1)
107     &,4,2,1,3,-1.0d0)
108      END IF
109      IF ((h4b .le. h9b) .and. (p1b .le. p3b)) THEN
110      if(.not.intorb) then
111      CALL GET_HASH_BLOCK(d_b,dbl_mb(k_b),dimb,int_mb(k_b_offset),(p3b_2
112     & - 1 + (noab+nvab) * (p1b_2 - 1 + (noab+nvab) * (h9b_2 - 1 + (noab
113     &+nvab) * (h4b_2 - 1)))))
114      else
115      CALL GET_HASH_BLOCK_I(d_b,dbl_mb(k_b),dimb,int_mb(k_b_offset),
116     &(p3b_2
117     & - 1 + (noab+nvab) * (p1b_2 - 1 + (noab+nvab) * (h9b_2 - 1 + (noab
118     &+nvab) * (h4b_2 - 1)))),p3b_2,p1b_2,h9b_2,h4b_2)
119      end if
120      CALL TCE_SORT_4(dbl_mb(k_b),dbl_mb(k_b_sort),int_mb(k_range+h4b-1)
121     &,int_mb(k_range+h9b-1),int_mb(k_range+p1b-1),int_mb(k_range+p3b-1)
122     &,3,2,1,4,1.0d0)
123      END IF
124      IF ((h9b .lt. h4b) .and. (p3b .lt. p1b)) THEN
125      if(.not.intorb) then
126      CALL GET_HASH_BLOCK(d_b,dbl_mb(k_b),dimb,int_mb(k_b_offset),(p1b_2
127     & - 1 + (noab+nvab) * (p3b_2 - 1 + (noab+nvab) * (h4b_2 - 1 + (noab
128     &+nvab) * (h9b_2 - 1)))))
129      else
130      CALL GET_HASH_BLOCK_I(d_b,dbl_mb(k_b),dimb,int_mb(k_b_offset),
131     &(p1b_2
132     & - 1 + (noab+nvab) * (p3b_2 - 1 + (noab+nvab) * (h4b_2 - 1 + (noab
133     &+nvab) * (h9b_2 - 1)))),p1b_2,p3b_2,h4b_2,h9b_2)
134      end if
135      CALL TCE_SORT_4(dbl_mb(k_b),dbl_mb(k_b_sort),int_mb(k_range+h9b-1)
136     &,int_mb(k_range+h4b-1),int_mb(k_range+p3b-1),int_mb(k_range+p1b-1)
137     &,4,1,2,3,1.0d0)
138      END IF
139      IF ((h9b .lt. h4b) .and. (p1b .le. p3b)) THEN
140      if(.not.intorb) then
141      CALL GET_HASH_BLOCK(d_b,dbl_mb(k_b),dimb,int_mb(k_b_offset),(p3b_2
142     & - 1 + (noab+nvab) * (p1b_2 - 1 + (noab+nvab) * (h4b_2 - 1 + (noab
143     &+nvab) * (h9b_2 - 1)))))
144      else
145      CALL GET_HASH_BLOCK_I(d_b,dbl_mb(k_b),dimb,int_mb(k_b_offset),
146     &(p3b_2
147     & - 1 + (noab+nvab) * (p1b_2 - 1 + (noab+nvab) * (h4b_2 - 1 + (noab
148     &+nvab) * (h9b_2 - 1)))),p3b_2,p1b_2,h4b_2,h9b_2)
149      end if
150      CALL TCE_SORT_4(dbl_mb(k_b),dbl_mb(k_b_sort),int_mb(k_range+h9b-1)
151     &,int_mb(k_range+h4b-1),int_mb(k_range+p1b-1),int_mb(k_range+p3b-1)
152     &,3,1,2,4,-1.0d0)
153      END IF
154      IF (.not.MA_POP_STACK(l_b)) CALL ERRQUIT('alpha_2_3_1_4_1',6,MA_ER
155     &R)
156      CALL DGEMM('T','N',dima_sort,dimb_sort,dim_common,1.0d0,dbl_mb(k_a
157     &_sort),dim_common,dbl_mb(k_b_sort),dim_common,1.0d0,dbl_mb(k_c_sor
158     &t),dima_sort)
159      IF (.not.MA_POP_STACK(l_b_sort)) CALL ERRQUIT('alpha_2_3_1_4_1',7,
160     &MA_ERR)
161      IF (.not.MA_POP_STACK(l_a_sort)) CALL ERRQUIT('alpha_2_3_1_4_1',8,
162     &MA_ERR)
163      END IF
164      END IF
165      END IF
166      END DO
167      END DO
168      IF (.not.MA_PUSH_GET(mt_dbl,dimc,'noname',l_c,k_c)) CALL ERRQUIT('
169     &alpha_2_3_1_4_1',9,MA_ERR)
170      CALL TCE_SORT_2(dbl_mb(k_c_sort),dbl_mb(k_c),int_mb(k_range+p1b-1)
171     &,int_mb(k_range+h9b-1),2,1,1.0d0)
172      CALL ADD_HASH_BLOCK(d_c,dbl_mb(k_c),dimc,int_mb(k_c_offset),(p1b -
173     & noab - 1 + nvab * (h9b - 1)))
174      IF (.not.MA_POP_STACK(l_c)) CALL ERRQUIT('alpha_2_3_1_4_1',10,MA_E
175     &RR)
176      IF (.not.MA_POP_STACK(l_c_sort)) CALL ERRQUIT('alpha_2_3_1_4_1',11
177     &,MA_ERR)
178      END IF
179      END IF
180      END IF
181      next = NXTASK(nprocs,1)
182      END IF
183      count = count + 1
184      END DO
185      END DO
186      next = NXTASK(-nprocs,1)
187      call GA_SYNC()
188      RETURN
189      END
190