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• Allocated
  allocated[type] Where ''type'' is optional
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• Int
  A single whole, 32 bit, number. This is also the type of integer constants. ...line 2, variable ''b'' is declared and via type inference will also be of type ''Int''.
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• Commgroup
  ...ion) to the processes within the list given in this type's arguments. This type will ensure that the communications group processes exist. All variables ma ...er processes, but only 1 and 3 have variable ''i'' allocated to them. This type would have also ensured that process two (and zero) exists for there to be
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• Single
  single[type] where ''type'' is optional
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• Char
  ...ar''. Variable ''r'' is declared and found, via type inference, to also be type ''Char''. [[Category:Type Library]]
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• Bool
  ...s declared to be of value ''true'' which via type inference results in its type also becomming ''Bool''. [[Category:Type Library]]
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• Record
  ...,type₁,name₂,type₂,.....,name_d,type_d] ...here can be any number of names and types inside the record type. A record type is very similar to a typedef structure in C. To access the member of a reco
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• String
  ...ype ''String''. Variable ''p'' is found, via type inference, also to be of type ''String''. [[Category:Type Library]]
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• Pipe
  Identical to the [[Channel]] type, except pipe is bidirectional rather than unidirectional. [[Category:Type Library]]
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• Double
  A double precision 64 bit floating point number. This is the type given to constant floating point numbers that appear in program code. In this example variable ''i'' is explicitly declared to be of type ''Double''.
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• Open
  * '''Pass:''' The name of the file to open of type [[String]] and mode of type [[String]] * '''Returns:''' A file handle of type [[File]]
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• Extern
  Provided as additional allocation type information, this tells the compiler NOT to allocate memory for the variabl [[Category:Type Library]]
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• Multiple
  multiple[type] Where ''type'' is optional
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• Const
  ...ammer has modified the type of ''a'' to be that of ''a'' combined with the type ''const''. The second assignment is attempting the modify a now read only v [[Category:Type Library]]
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• Vertical
  Same as the [[horizontal]] type but will partition the array vertically. The figure below illustrates parti <center>[[Image:vert.jpg|Vertical Partition of an array into four blocks via type oriented programming]]</center>
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• Static
  ''Note:'' This type, used for function parameters or return type instructs pass by value ...atic memory. Note how we have omitted the optional braces to the ''stack'' type as there are no arguments.
  853 bytes (120 words) - 15:44, 15 April 2019
• Complex
  ...number with real and imaginary components. This is built from a [[record]] type with both components as doubles. [[Category:Function Library]]
  423 bytes (55 words) - 15:44, 15 April 2019
• Short
  In this example variable ''i'' is explicitly declared to be of type ''Short''. [[Category:Type Library]]
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• Float
  In this example variable ''i'' is explicitly declared to be of type ''Float''. [[Category:Type Library]]
  389 bytes (42 words) - 15:44, 15 April 2019
• Long
  In this example variable ''i'' is explicitly declared to be of type ''Long''. [[Category:Type Library]]
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• Stack
  ''Note:'' This type, used for function parameters or return type instructs pass by value ...nt function. Note how we have omitted the optional braces to the ''stack'' type as there are no arguments.
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• Channel
  ...y this will result in synchronous communication, although if the ''async'' type is used then asynchronous communication is selected instead. Note that chan ''Note:'' By default (no further type information) all channel communication is blocking using standard send.<br>
  1 KB (190 words) - 15:44, 15 April 2019
• Ready
  ...pe, communication start will wait until a matching receive is posted. This type acts as a form of handshaking and can improve performance in some uses. [[Category:Type Library]]
  935 bytes (140 words) - 15:44, 15 April 2019
• Share
  ...h that of the variable ''name'' in the above syntax. In order to keep this type safe, the sharee must be smaller than or of equal size to the memory chunk, [[Category:Type Library]]
  1 KB (225 words) - 15:44, 15 April 2019
• Standard
  ...copied into a buffer on the sender. This is the default applied if further type information is not present. [[Category:Type Library]]
  764 bytes (109 words) - 15:44, 15 April 2019
• Heap
  ...memory is garbage collected. The specifics of this depends on the runtime library, broadly when it goes out of scope then it will be collected at some future ''Note:'' This type, used for function parameters or return type instructs pass by reference
  1 KB (155 words) - 15:44, 15 April 2019
• Horizontal
  This type will split up data horizontally into a number of blocks. If the split is un ...r>[[Image:horiz.jpg|Horizontal Partition of an array into three blocks via type oriented programming]]</center>
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• Referencerecord
  ...>, type₁,name₂,type₂,...,name_d,type_d] The [[record]] type may NOT refer to itself (or other records) where as reference records suppo
  1 KB (214 words) - 15:44, 15 April 2019
• File
  In this example variable ''i'' is explicitly declared to be of type ''File''. [[Category:Type Library]]
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• Type Oriented Programming Concept
  <metadesc>Mesham is a type oriented programming language allowing the writing of high performance para == Type Oriented Programming ==
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• Onesided
  ...cient than p2p, but there are no issues such as deadlock to consider. This type is connected to the [[sync]] keyword, which allows for the programmer to ba ...e:'' This is the default communication behaviour in the absence of further type information.
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• Tutorial - Advanced Types
  <metadesc>Tutorial describing advanced type features of Mesham</metadesc> ...am has a number of advanced typing features over and above type chains and type coercion. In this tutorial we will look at some of this, how they might be
  5 KB (827 words) - 15:45, 15 April 2019
• Tempmem
  ...with temporary memory but can operate without at a performance cost. This type is provided because often memory is at a premium, with applications running [[Category:Type Library]]
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• Synchronous
  By using this type, the send of P2P communication will only reach the finish state once the me ...age (value of ''c''.) Incidentally, as already mentioned, the [[blocking]] type of variable ''b'' would have been chosen by default if omitted (as in previ
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• Allreduce
  Similar to the [[reduce]] type, but the reduction will be performed on each process and the result is also [[Category:Type Library]]
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• Blocking
  ...' will force program flow to wait until it has completed. The ''blocking'' type has been omitted from the that of variable ''a'', but is used by default. [[Category:Type Library]]
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• Broadcast
  This type will broadcast a variable amongst the processes, with the root (source) bei [[Category:Type Library]]
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• Nonblocking
  ...ought of as having two distinct states - start and finish. The nonblocking type will start communication and allows program execution to continue between t [[Category:Type Library]]
  1 KB (152 words) - 15:44, 15 April 2019
• Array
  array[type,d₁,d₂,...,d_n] An array, where ''type'' is the element or record type, followed by the dimensions. The programmer can provide any number of dimen
  2 KB (337 words) - 15:44, 15 April 2019
• Row
  ...or column major. This allocation information is provided in the allocation type. In row major allocation the first dimension is the most major and the last [[Category:Type Library]]
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• Col
  ...or column major. This allocation information is provided in the allocation type. In column major allocation the first dimension is the least major and last [[Category:Type Library]]
  837 bytes (112 words) - 15:44, 15 April 2019
• Buffered
  ...et process. If ''buffersize'' is not provided then a default is used. This type associates with the [[sync]] keyword which will wait until the message has [[Category:Type Library]]
  1 KB (197 words) - 15:44, 15 April 2019
• Functions
  <metadesc>Mesham is a type oriented programming language allowing the writing of high performance para Where ''returntype'' is a type chain or ''void''.
  2 KB (327 words) - 15:44, 15 April 2019
• Eageronesided
  Identical to the [[Onesided]] type, but will perform onesided communication rather than p2p. This form of one [[Category:Type Library]]
  1 KB (157 words) - 15:45, 15 April 2019
• Specification
  <metadesc>Mesham is a type oriented programming language allowing the writing of high performance para ...0.5 language types but with a view to maximising consistency. The function library has been overhauled with the aim of providing a basic set of functionality
  1 KB (190 words) - 15:44, 15 April 2019
• Gc
  ...unction will collect any garbage memory. Memory allocated via the [[Heap]] type is subject to garbage collection, which will occur automatically during pro [[Category:Function Library]]
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• Directref
  [[Category:Type Library]]
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• Evendist
  ...vendist.jpg|Even distribution of 10 blocks of data over 4 processors using type oriented programming]]</center> ...ause, just for this expression, the programmer has used the [[horizontal]] type to take a horizontal view of the distributed array. It should be noted that
  2 KB (316 words) - 15:44, 15 April 2019
• Input
  * '''Pass:''' A variable for the input to be written into, of type [[String]] [[Category:Function Library]]
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• Extendable Types
  <metadesc>Mesham is a type oriented programming language allowing the writing of high performance para ...vel, this is not a major issue at the moment due to generality of the type library however it does limit the language somewhat. Whilst it is relatively simple
  1 KB (237 words) - 15:44, 15 April 2019
• Async
  This type will specify that the communication to be carried out should be done so asy This example demonstrates the use of the ''async'' type in terms of default shared variable style communication. In the assignment
  2 KB (359 words) - 15:44, 15 April 2019
• Oubliette
  ...hat the language has reached a stable state in terms of definition and the type oriented approach. ...via dynamic libraries. Unline [[Arjuna]], which has the standard function library hard coded in the compiler, Oubliette just considers these to be normal Mes
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• Readchar
  * '''Returns:''' A character from the file type [[Char]] [[Category:Function Library]]
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• Readline
  * '''Returns:''' A line of the file type [[String]] [[Category:Function Library]]
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• Download 0.5
  <metadesc>Mesham is a type oriented programming language allowing the writing of high performance para ...of the compiler does not explicitly support Windows (mainly in the runtime library) although it is possible to compile on Windows for more experienced develop
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• Scatter
  [[Category:Type Library]]
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• Alltoall
  [[Category:Type Library]]
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• Gather
  [[Category:Type Library]]
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• Reduce
  [[Category:Type Library]]
  987 bytes (143 words) - 15:44, 15 April 2019
• Download rtl 0.2
  <metadesc>Mesham is a type oriented programming language allowing the writing of high performance para ...name=Runtime library 0.2|author=[[User:polas|Nick Brown]]|desc=The runtime library required for Mesham 0.5.|url=http://www.mesham.com|image=Runtimelibrary.png
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• Download rtl 0.1
  <metadesc>Mesham is a type oriented programming language allowing the writing of high performance para ...name=Runtime library 0.1|author=[[User:polas|Nick Brown]]|desc=The runtime library required for Mesham 0.41b.|url=http://www.mesham.com|image=Runtimelibrary.p
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• The Compiler
  ...r than having to recompile all existing Mesham codes. The standard runtime library requires the [http://www.hpl.hp.com/personal/Hans_Boehm/gc/ Boehm-Demers-We ...e language but does not contain any types. These types exist in a separate library and behaviour is called via an API, from the core compiler into the appropr
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• Arraydist
  [[Category:Type Library]]
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• Download 0.41 beta
  <metadesc>Mesham is a type oriented programming language allowing the writing of high performance para After running the install script, the library, compiler and server should not be moved from where they are now - this wil
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• Tutorial - Hello world
  ...This tutorial assumes that you have gotten the Mesham compiler and runtime library installed and working on your machine as per the instructions [[Download_1. ...at this point we have opted to provide no further information (such as the type) because this can be deduced on the next line. Line 7 we are using the [[Pa
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• Introduction
  <metadesc>Mesham is a type oriented programming language allowing the writing of high performance para ...the case that, existing HPC code (often written in C with a communications library) has reached a level of complexity that efficiency takes a hit.
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• Download rtl 1.0
  <metadesc>Mesham type oriented parallel programming language runtime library</metadesc> ...ntime library 1.0|author=[[User:polas|Nick Brown]]|desc=The latest runtime library compatible with version 1.0 of the Mesham compiler.|url=http://www.mesham.c
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• Tutorial - RMA
  ...rule; all variables marked multiple (including those with extra commgroup type) are private to the processes that contain them and all variables marked si ...ll all together and append the [[Eageronesided|eageronesided]] type to the type chain of variable ''a'' which will ensure the RMA communication and complet
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• Parallel Computing
  <metadesc>Mesham is a type oriented programming language allowing the writing of high performance para ...to Mesham, with the complexity of the operation being handled in the type library.
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• Arjuna
  ...an be downloaded [[Download_0.41_beta|here]] and the corresponding runtime library [[Download_rtl_0.1|here]]. ...d parsing. The core compiler is based around a reflection system, with the type and function libraries, also written in flexibo, quite seperate and connect
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• The Arjuna Compiler
  <metadesc>Mesham is a type oriented programming language allowing the writing of high performance para ...needed and is also optimised for specific platforms. Secondly the runtime library contains functions which are often called and would increase the size of ge
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• Download 1.0
  <metadesc>Download the latest version of the Mesham type oriented parallel programming language</metadesc> The Mesham compiler and runtime library are compatible with x86 (64 and 32 bit) Linux only, if you wish to use Mesh
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