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661. Lib-DVM library. Detailed design. Part 3 (12.11-12.14)
Lib-DVM - detailed design (contents) . Part 1(1-7) . ... 12.11 Exchange of shadow edges of distributed arrays . ... ArrayHeader[0] = <reference to the distributed array>) . The object specified in the function call as distributed array is not a distributed array. ... ArrayPSRef = <reference to processor system, distributed array is mapped on>; . ... ShdSignArray is the array of edge forming participation codes of dimensions of distributed array, specified in insshd_ function call. ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsDDe34.html -- 77.0 Кб -- 13.02.2006
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662. Lib-DVM library. Detailed design. Part 3 (12.16-12.18)
Lib-DVM - detailed design (contents) . Part 1(1-7) . ... Error messages (12.16-12.18) . ... 12.16 Allocating and freeing memory . RTS err 200.000: no memory . ... Allocation memory failure by calloc function. RTS err 200.001: invalid calloc parameters . ... RTS err 200.002: no memory . ... RTS err 200.003: no memory . ... RTS err 200.005: no memory . ... RTS err 200.006: no memory . ... RTS err 200.008: no memory . ... RTS fatal err 214.002: function gns_senda does not exist . ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsDDe36.html -- 16.3 Кб -- 13.02.2006
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663. Lib-DVM. Interface description. Part 1 (1-5)
Lib-DVM interface description (contents) . Part 1 . 1-5) . ... Let us define the processor system (or system of the processors) as computing machine, assigned to the user program by hardware and by the base system software. ... 3 Creating abstract machine representations . ... Considered in section 5.1 the abstract machine representation mapping onto the processor system is the balanced distribution of the parental abstract machine resources onto the representation elements. ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsIDe1.html -- 100.5 Кб -- 13.02.2006
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664. Lib-DVM. Interface description. Part 2 (6-7)
Lib-DVM interface description (contents) . ... 6 Distributed array creating and deleting . ... the permission flag of using of created distributed array as a parameter in the function redis_ and realn_ (see sections 5.2 and 7.3). ... See section 12 for more detail description of the shadow edges of the distributed array local parts. ... reference to the alignment pattern. ... The allocation of all distributed arrays, for whose alignment considered array was used as pattern, will not be changed. ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsIDe2.html -- 57.3 Кб -- 13.02.2006
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665. Lib-DVM. Interface description. Part 3 (8-11)
Lib-DVM interface description (contents) . Part 1 . ... 9 Parallel loop defining . ... So the function mappl_ only distributes iterations of the parallel loop among processors from this processor system. ... The function returns non-zero value, if mapped parallel loop has a local part on the current processor, and zero otherwise. ... Processor after its mapping by mappl_ function, see section system, the parallel loop is mapped on, is considered as the processor system of the reduction variable. ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsIDe3.html -- 96.4 Кб -- 13.02.2006
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666. Lib-DVM. Interface description. Part 4 (12-13)
Lib-DVM interface description (contents) . ... 12 Renewing shadow edges of distributed array . Let the local part of the distributed array be represented as an aggregate of its elements defined as a set of the index tuples: . ... Then low shadow edge of the local part of distributed array of k -th dimension is a set of its elements, defined by a set of the index corteges: . ... Elements of the shadow edge of the local part of the distributed array are called shadow edge elements (or imported ). ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsIDe4.html -- 116.6 Кб -- 13.02.2006
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667. Lib-DVM. Interface description. Part 6 (16-18)
Lib-DVM interface description (contents) . ... The functions dvm_fread and dvm_fwrite can be used to read/write the distributed array. ... The function reads the sub-array of the distributed array. ... The function dvm_dfread reads no more than Count of the first elements of the distributed array (in order of allocation this array in memory). ... If Count is a negative number then the function reads the distributed array entirely. ... The functions writes the sub-array of the distributed array. ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsIDe6.html -- 58.9 Кб -- 13.02.2006
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668. Lib-DVM. Interface description. Part 7 (19)
Lib-DVM interface description (contents) . Part 1 . ... mappl, endpl, dopl, + crtshg, inssh, insshd, strtsh, recvsh, sendsh, waitsh real bptr(1) integer dvm integer amref, psref, mvref, plref , shgref integer amdim(2), disaxs(2), dispar(2) integer lshwd(2), hshwd(2), shsign(2), axis(2), coeff(2), + const(2) integer lvaddr ... iiniti(2), ilasti(2), istep(2) integer oiniti(2), olasti(2), ostep(2) integer FDL1, FDL2, ADL1, ADL2, finssh C Size of each array dimension C with regular ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsIDe7.html -- 77.0 Кб -- 13.02.2006
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669. Fortran DVM compiler. Detailed design
Fortran-DVM Compiler . Detailed design . ... 3.1 Parsing . 3.2 Transforming parse tree . 3.3 Generating code in Fortran 77 . ... 4.2 Symbol and Type table . ... This report presents the detailed description of the Fortran-DVM (FDVM) compiler implementation. ... The input to the compiler is source code in Fortran DVM or HPF-DVM language. ... It is designed as an open C++ class library that provides a set of parsers, a structured parse tree, a symbol and type tables for a user. ... dvm.cpp . ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/fdvm/fdvmDDe.html -- 22.2 Кб -- 13.02.2006
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670. Fortran DVM compiler. Detailed design (continuation)
Fortran-DVM - detailed design (beginning) . Fortran-DVM compiler. Detailed design (continuation) . ... pointer to the program file . ... pointer to the procedure header statement . ... On scanning specification directives and statements, the Lib-DVM function calls for creating distributed arrays are generated and inserted in the program before first executable statement. ... The function generates the statements to create arrays of aligning rules used as arguments of Lib-DVM function align( ). ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/fdvm/fdvmDDe1.html -- 102.2 Кб -- 13.02.2006
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671. Lib-DVM. Detailed design
... Detailed design . ... 5 Message passing tools, independent from base system of message passing . ... 7 Tracing user program and Run-Time System . ... 7.2.5 Controlling internal self-checking Run-Time System mechanisms, functioning during trace accumulation . 7.2.6 Controlling output of additional information when tracing some Run-Time System functions in extended mode . ... 8 Output of informational messages of Run-Time System and error messages . ... Lib-DVM - detailed design (contents) . ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsDDe0.html -- 13.8 Кб -- 13.02.2006
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672. Lib-DVM library. Detailed design. Part 3 (12.15)
Lib-DVM - detailed design (contents) . ... 12.15 Access to remote data . ... BufferHeader[0] = <reference to remote element buffer or to distributed array>) . ... The object specified in the function call as a remote distributed array is not actually a distributed array. ... The object specified in the function call as a remote element buffer is not actually a distributed array. ... The object specified in the function call as remote element buffer is a distributed array but is not a buffer. ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsDDe35.html -- 82.0 Кб -- 13.02.2006
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673. Lib-DVM. Interface description
... Interface description . ... 6 Distributed array creating and deleting . ... 13.4 Access to elements of local part of distributed array . 13.4.1 Requesting if array element is allocated in local part of distributed array . ... 13.4.5 Coping element of local part of distributed array to element of local part of other distributed array . 13.4.6 Requesting address of element of local part of distributed array . ... 14.5 Access to distributed array elements, allocated in remote element buffer . ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsIDe0.html -- 22.4 Кб -- 13.02.2006
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674. Lib-DVM. Interface description. Part 5 (14-15)
Lib-DVM interface description (contents) . ... If distributed array elements are located not on all the processors, executing current branch of the parallel program, where they are required, such array will be called remote , and its elements will be called remote ones. ... Local parts of remote elements of each processor, executing parallel loop iterations, are considered as local parts of distributed array, which will be called global buffer of remote elements (or remote element buffer ). ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsIDe5.html -- 76.0 Кб -- 13.02.2006
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675. Lib-DVM. Preliminary design
LIB-DVM library. Preliminary design . ... Lib-DVM is Run-Time System for DVM-programs execution. A parallel Fortran DVM (or C-DVM) program is translated to the program in the standard Fortran 77 (or C) language extended by Lib-DVM function calls, and to be executed according to SPMD model on the each processor program is assigned to the task. ... Input of the parameters, controlling the operating of Run-Time System, DVM debugger and the accumulation subsystem of the execution characteristics. ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/libdvm/rtsPDe.html -- 10.8 Кб -- 13.02.2006
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676. Performance of DVM-programs
Performance of DVM-program execution (March, 2002) . ... To estimate the performance of DVM-programs appropriate versions of NAS tests (NPB 2.3) were developed. ... The brief characteristics of tests are given below, and their sizes in lines for three versions of each program - the sequential version, the MPI-version and the DVM-version are presented. Test . ... SEQ . ... For each test the ratio of execution time of its MPI-version to execution time of the DVM-version on MVS-1000m are given below. ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/eff0302e.html -- 14.6 Кб -- 13.02.2006
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677. C-DVM compiler. Detailed design
C-DVM compiler . Detailed design . ... 2.6.5 Directives (of C-DVM) . ... 3.2.3 PROCESSORS directive and NUMBER_OF_PROCESSORS() function . ... 3.2.5 MAP directive . ... if the parser successfully built the tree (syntax errors were not detected) the main program invokes (tree) transformer to substitute source nodes by output ones; . ... There are functions walk(N,sfun) and walkR(N) which implement standard walk throught the parsing tree invoking a given semantic function sfun for every visited node. ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/cdvm/cdvmDDe.html -- 39.0 Кб -- 13.02.2006
[ Сохраненная копия ] Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/cdvm/cdvmdde.html -- 39.0 Кб -- 13.02.2006
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678. C-DVM compiler. Detailed design (continuation).
C-DVM - detailed design (beginning) . C-DVM compiler. Detailed design (continuation) . ... Compilation itself is performed by numerous semantic functions. ... Note that before a statement or a declaration parsing DVM-directive, preceding it, has been already parsed. In such case the function Allowed is invoked to verify the directive, statement and context compatibility.) ... Implementation. ... Proposed compiler output. { [ dvm_create_rg ] DVM_PARALLEL(n,r); [ other sub-directives .. ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/cdvm/cdvmDDe1.html -- 51.9 Кб -- 13.02.2006
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679. C-DVM compiler. Preliminary design
C-DVM compiler . Preliminary design . ... Macro DVM_GENBLOCK(am,ps,k,gbs) is expanded to DVM_AM=am? am : getam_(); DVM_PS=ps? ps : getps_(NULL); genbli_(&DVM_PS, &DVM_AM, (AddrType*) gbs, k); . ... Macro DVM_DOPL(n) is expanded to while(dopl_(&DVM_LP##n)) . ... Proposed compiler output. dvm_parallel ... sub_directives DVM_ACROSS(loopid, ( DVM_ACROSS_SH(a,k,ls,hs,corner) // for each renewee ... )) { dvm_dopl loop-headers ... loop-body } DVM_END_ACROSS() [ end_reduction ] dvm_end_parallel . ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/cdvm/cdvmPDe.html -- 53.6 Кб -- 13.02.2006
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680. DVM debugger. Detailed design
DVM debugger . Detailed design . ... 1.1 The ?Dynamic control of DVM-directives? method . ... 1.3 The ?Comparing execution results? method . ... 4 Base modules implementation . ... 5 Dynamic control of DVM-directives . ... 5.6 Dynamic control of DVM directive implementation . 5.6.1 Use the table of variables by dynamic control module . 5.6.2 Base functions of dynamic control module . ... 6.5.5 Trace comparing module . ... The messages of dynamic control of DVM-directives . ...
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Ссылки http://sp.cs.msu.ru/dvm/dvmhtm1107/eng/sys/debug/debugDDe.html -- 8.3 Кб -- 13.02.2006
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