HW Customize: Binding Ironman Calls

With what and when specified by the 4 Ironman calls, the communication is implemented by linking in a library with the specific mechanisms.

Pi code

A:=1;

SR(A);

SV(A);

A:=B;

Pi+1 code

DN(A’);

D := ... A’...

C := ...A’ ...

DR(A’);

--

csend

crecv

--

P’gon

Msg

Pass

MPI

Asych

Msg’s

Destination Ready

Source Ready

Cray

T3E

Shmem

Destination Needed

Source Volatile

post_ready

wait_ready

shmem-put

post_done

wait_done

--

MPI_irecv

MPI_isend

MPI_Wait

MPI_Wait

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