Questions tagged [function-compile]
The function-compile tag has no usage guidance.
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FunctionCompile get IR source code [closed]
A new fancy option to compile WL's function using LLVM is amazing.
Is there any way to get the IR's (intermediate representation) representation of it?
According to specification there are two forms ...
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Defining a function for FunctionCompile[]
Lets say that I have the definition EQN4 that is determined from some calculation. If I run it in a cell, I get the following output:
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Compile vs FunctionCompile
I wanted to look at the pros & cons of Compile & FunctionCompile. This code below is from Neat Examples in FunctionCompile documentation.
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Are you surprised with the apparent inconsistency in what this CompiledCodeFunction returns?
I am using Mathematica 12.2 with MacOS, and I do this:
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How can I know what prevents efficient lower level code when using FunctionCompile?
When using the old Compile, I can use CompilePrint and ensure the resulting CompiledFunction doesn't use MainEvaluate. If MainEvaluate isn't used, the CompiledFunction is efficient. How do we know if ...
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LMDB Library cannot be loaded by `LibraryLoad`, how to compile properly
I cloned LMDB* from https://github.com/LMDB/lmdb and compiled on a Mac M1 with
make -e clean liblmdb.so CC="cc -target aarch64-macos-none"
which produced ...
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Large Structured Programming with Compile
Is it possible or wise to build a large program structure with only Compile?
With FunctionCompile it is possible to create ...
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How can I compare two ByteArrays inside FunctionCompile in 13.3
I need a compiled function that takes an array of bytes as input and in the process compares parts of that array. It's really just looking for the occurrence of one array in another. It works if you ...
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Can I efficiently use a compiled function as an input to another compiled function?
I have a compiled function(such as $f\left(z,c\right)=z^2+c$) which will get replaced by different equations as the code runs. I'm using this compiled function(#1) inside another compiled function(#2)....
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How to use FunctionCompile and Compile as external definition?
Let's consider the following functions (in $Version: 12.3.0 for Linux x86 (64-bit) (May 10, 2021))
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Why CompilationTarget->"C" doesn't improve computation time
I wrote a simple code to test the computation time under CompilationTarget->"C". I get barely any improvement on the computation time from ...
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How to use global variables in FunctionCompile?
In FunctionCompile, system does not recognize external functions and external global variables by default. But we can use ...
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Sharing state among FunctionCompile'd functions
Understanding that the new Wolfram compiler remains a work in progress: Global variables apparently aren't accessible from FunctionCompile'd functions. However, ...
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How use LibraryFunctionDeclaration to call the function with DataStore parameter?
I have a CMakeProject1.dll produced by this code:
...
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Problem with "FunctionCompile"
MMA version 13.1 Windows 10
Can someone explain why the following compiles:
f = Function[{}, Table[i, {i, 2}]];
FunctionCompile[f]
But if we have 2 iterators it ...
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How to get a MTensor variable by a vector object
librarylink have a dirty signature such as:
EXTERN_C DLLEXPORT int fun(WolframLibraryData libData,mint Argc, MArgument* Args, MArgument Res)
But when we are in ...
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How to restore the compile function from FunctionCompileExportByteArray
We can compile a function into a ByteArray object:
...
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Why the Debug .dll is work normall but the Release .dll is crash in librarylink?
The Catenate is very slow in FunctionCompile. So I want to use the librarylink to make a .dll...
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How to call the C++ by the new LibraryFunctionDeclaration?
When we arrive at V13.1, we have a great LibraryFunctionDeclaration now, which can call C function in MMA as this article:
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Using FunctionCompile to emulate DistanceMatrix with my own DistanceFunction
I'd like to create a distance matrix with an expensive distance function.
To explore how to do this for a simpler case, consider these three ways of creating a Euclidean distance matrix:
Using a ...
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FunctionCompiling lists of things
I have a compiled function that works on a list of some atomic type e.g. strings, but also want it to work on lists of others (e.g. integers, reals, symbols, etc).
Moreover, nothing in the code has to ...
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Implementing fast linear search for perfect vertical image alignment
After experimenting with image alignment aprroaches presented here and here and some other approaches involving ImageDistance and ...
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How do I use a FunctionCompile(d) function in FindMInimum
Suppose I would like to speed up the function in FindMinimum[function[variables],startingPoint] by compiling function
I've constructed a minimal working example to describe what I would like to do.
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Speediest Julia Set "By Hand"
While being aware of the built-in command, I would like to show my students how the Julia set is actually generated. The code I came up with is slow, even though I am quite happy with the picture it ...
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FunctionCompile Type Errors
This function works uncompiled:
Function[{n, m, k},
ParallelSum[
Length[Permutations[i]],
{i, IntegerPartitions[m, {n}, Range[0, k]]}
]]
but compiling with <...
user77804
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How to efficiently build a large sparse matrix and overloading a compiled function?
I would like to construct a large sparse matrix folding from rank-4 tensor given by the following:
$\mathcal{L}_{1L}^{00}(i,j)=\mathcal{L}_{1L}^{00}(m_1,m_2;M_1,M_2)$
The indices of matrix $(i,j)$ are ...
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How to calculate this summation numerically?
I want to calculate this summation numerically:
$\sum_{n=1}^{10^{10}}\frac{1}{n^3\sin(n)^2}$
First I try
NSum[1/(n^3 Sin[n]^2), {n, 1, 10^10}]
however it gives a ...
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FunctionCompile examples for Computer Vision
I'm looking for some good examples of FunctionCompile applied to image processing code since there doesn't seem to be anything on this in the documentation. So here's a first attempt at a hello world ...
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Using DataStructures in FunctionCompile
This is a follow up to this StackExchange question
I am trying to do the equivalent of Select on a "FixedArray" data structure.
Here is what I have tried so far:
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How to use Bags in FunctionCompile?
I was reading this question and it wanted to know how to FunctionCompile this:
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