Code

Cfft#84

Code

Merged

mbertuletti merged 52 commits intomainpulp-platform/mempool:mainfrom cfftpulp-platform/mempool:cfftCopy head branch name to clipboardOct 12, 2023

+2,985-2

Commits

Commits on Oct 11, 2023

• [apps] Add radix-4 cfft kernel

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  9fd7baa

• [apps] Add xpulpimg extensions

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• [apps] Add radix-2 cfft kernel

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• [apps] Add log-barriers in code

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• [apps] Add partial barriers in code

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• [apps] Add cfft with memory accesses to data shaped to MemPool

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• [apps] Add cfft with memory access to twiddles shaped to MemPool

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• [apps] Change folder name to radix-4

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• [apps] Correct performance monitoring in parallel cfft

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• [apps] Correct parallel bit-reversal stage

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• [apps] Add scheduling of multiple parallel FFTs over different cores

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• [apps] Reduce acc-stalls in Xpulpimg single-core version

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• [software] Add separate header file for butterfly functions

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• [software] Erase unnecessary test define for scheduled fft

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• [software] Add unrolling in bit-reversal

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• [software] Hide IPU raw stalls with ASM statements

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• [software] Parallelize initialization functions and simplify main

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• [software] Add bit-reversal with address calculation

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• [software] Correct access to columns of scheduled FFTs

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• [software] Add function descriptions

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• [software] Load twiddles and bitreversal indeces from L2

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• [software] Add bitreversal to single core

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• [software] Add shell scripts for benchmarking

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• [software] Move packing of twiddles in butterflies

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• [software] Divide single-core and parallel butterflies

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• [software] Load twiddles from L2

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• [software] Modify assembly volatile

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• [software] Correct lint errors in radix-2 FFT

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• [software] Rewrite main

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• [software] Fix bitreversal without bitreverse table

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• [software] Add comments, correct lint errors

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• [software] Substitute pv.pack.h with pv.pack

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• [software] Correct gcc errors

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• [software] Add python golden model

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• [software] Fix kernels according to golden model

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• [software] Move kernels to runtime/kernels

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• [software] Unfold after bitreversal

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• [software] Clean up

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• [software] Teporarily disable llvm compilation for xpulpimg in CI

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• [software] Generate data with python scripts

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• [software] Select correct output

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• [software] Update python generation scripts and add sympy requirement

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• [software] Fix scheduling

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• [sotware] Load data unfolded

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• [software] Unroll bitreversal in parallel scheduled fft

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• [software] Add macros for twiddles shuffling and storing

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• [software] Align butterfly loops for folded ffts

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• [software] Add macros for bitreversal computation

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• [software] Fix compilation warning for folded scheduled fft

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• [software] Load data with DMA

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• [software] Disable LLVM compilation

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• Update Changelog

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