1 | MODULE mod_global_memory |
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2 | |
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3 | INTERFACE allocate_global_memory |
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4 | MODULE PROCEDURE Allocate_global_memory_r8, & |
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5 | Allocate_global_memory_i8, & |
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6 | ! Allocate_global_memory_r4, & |
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7 | Allocate_global_memory_i4 |
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8 | END INTERFACE Allocate_global_memory |
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9 | |
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10 | CONTAINS |
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11 | |
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12 | SUBROUTINE Allocate_global_memory_r8(size,Pt) |
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13 | USE mpi_mod |
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14 | IMPLICIT NONE |
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15 | REAL(kind=8),POINTER :: Pt(:) |
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16 | INTEGER :: size |
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17 | |
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18 | POINTER (Pbuffer,MPI_Buffer(size)) |
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19 | REAL(kind=8) :: MPI_Buffer |
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20 | INTEGER(KIND=MPI_ADDRESS_KIND) :: BS |
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21 | INTEGER :: ierr |
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22 | |
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23 | BS=8*size |
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24 | CALL MPI_ALLOC_MEM(BS,MPI_INFO_NULL,Pbuffer,ierr) |
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25 | CALL associate_buffer(MPI_Buffer,Pt) |
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26 | |
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27 | CONTAINS |
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28 | |
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29 | SUBROUTINE associate_buffer(MPI_buffer,Pt) |
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30 | IMPLICIT NONE |
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31 | REAL(kind=8),DIMENSION(:),target :: MPI_Buffer |
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32 | REAL(kind=8),POINTER :: Pt(:) |
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33 | Pt=>MPI_buffer |
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34 | END SUBROUTINE associate_buffer |
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35 | |
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36 | END SUBROUTINE Allocate_global_memory_r8 |
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37 | |
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38 | |
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39 | |
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40 | SUBROUTINE Allocate_global_memory_i8(size,Pt) |
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41 | USE mpi_mod |
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42 | IMPLICIT NONE |
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43 | INTEGER(kind=8),POINTER :: Pt(:) |
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44 | INTEGER :: size |
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45 | |
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46 | POINTER (Pbuffer,MPI_Buffer(size)) |
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47 | INTEGER(kind=8) :: MPI_Buffer |
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48 | INTEGER(KIND=MPI_ADDRESS_KIND) :: BS |
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49 | INTEGER :: ierr |
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50 | |
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51 | BS=8*size |
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52 | CALL MPI_ALLOC_MEM(BS,MPI_INFO_NULL,Pbuffer,ierr) |
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53 | CALL associate_buffer(MPI_Buffer,Pt) |
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54 | |
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55 | CONTAINS |
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56 | |
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57 | SUBROUTINE associate_buffer(MPI_buffer,Pt) |
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58 | IMPLICIT NONE |
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59 | INTEGER(kind=8),DIMENSION(:),target :: MPI_Buffer |
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60 | INTEGER(kind=8),POINTER :: Pt(:) |
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61 | Pt=>MPI_buffer |
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62 | END SUBROUTINE associate_buffer |
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63 | |
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64 | END SUBROUTINE Allocate_global_memory_i8 |
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65 | |
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66 | |
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67 | ! SUBROUTINE Allocate_global_memory_r4(size,Pt) |
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68 | ! USE mpi_mod |
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69 | ! IMPLICIT NONE |
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70 | ! REAL(kind=4),POINTER :: Pt(:) |
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71 | ! INTEGER :: size |
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72 | ! |
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73 | ! POINTER (Pbuffer,MPI_Buffer(size)) |
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74 | ! REAL(kind=4) :: MPI_Buffer |
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75 | ! INTEGER(KIND=MPI_ADDRESS_KIND) :: BS |
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76 | ! INTEGER :: ierr |
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77 | ! |
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78 | ! BS=4*size |
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79 | ! CALL MPI_ALLOC_MEM(BS,MPI_INFO_NULL,Pbuffer,ierr) |
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80 | ! CALL associate_buffer(MPI_Buffer,Pt) |
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81 | ! |
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82 | ! CONTAINS |
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83 | ! |
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84 | ! SUBROUTINE associate_buffer(MPI_buffer,Pt) |
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85 | ! IMPLICIT NONE |
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86 | ! REAL(kind=4),DIMENSION(:),target :: MPI_Buffer |
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87 | ! REAL(kind=4),POINTER :: Pt(:) |
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88 | ! Pt=>MPI_buffer |
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89 | ! END SUBROUTINE associate_buffer |
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90 | ! |
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91 | ! END SUBROUTINE Allocate_global_memory_r4 |
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92 | |
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93 | |
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94 | |
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95 | |
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96 | SUBROUTINE Allocate_global_memory_i4(size,Pt) |
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97 | USE mpi_mod |
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98 | IMPLICIT NONE |
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99 | INTEGER(kind=4),POINTER :: Pt(:) |
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100 | INTEGER :: size |
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101 | |
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102 | POINTER (Pbuffer,MPI_Buffer(size)) |
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103 | INTEGER(kind=4) :: MPI_Buffer |
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104 | INTEGER(KIND=MPI_ADDRESS_KIND) :: BS |
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105 | INTEGER :: ierr |
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106 | |
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107 | BS=4*size |
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108 | CALL MPI_ALLOC_MEM(BS,MPI_INFO_NULL,Pbuffer,ierr) |
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109 | CALL associate_buffer(MPI_Buffer,Pt) |
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110 | |
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111 | CONTAINS |
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112 | |
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113 | SUBROUTINE associate_buffer(MPI_buffer,Pt) |
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114 | IMPLICIT NONE |
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115 | INTEGER(kind=4),DIMENSION(:),target :: MPI_Buffer |
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116 | INTEGER(kind=4),POINTER :: Pt(:) |
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117 | Pt=>MPI_buffer |
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118 | END SUBROUTINE associate_buffer |
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119 | |
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120 | END SUBROUTINE Allocate_global_memory_i4 |
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121 | |
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122 | |
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123 | END MODULE mod_global_memory |
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