PTO Virtual ISA Architectural Manual

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Getting Started

PTO Virtual ISA Manual

Preface
Overview
Execution Model
State and Types
Tiles and GlobalTensor
Synchronization
Instruction Set (overview)
Programming Guide
Virtual ISA and IR
Bytecode and Toolchain
Memory Ordering and Consistency
Backend Profiles and Conformance
Glossary
Instruction Contract Template
Diagnostics Taxonomy
Instruction Family Matrix

Programming Model

Overview
Programming Model
Tile
GlobalTensor
Scalar
Event
Tutorial
Tutorials
- Overview
- Vec Add
- Row Softmax
- GEMM
Optimization
Debugging

Machine Model

Abstract Machine
Machine Index

ISA Reference

Overview
ISA Conventions
PTO ISA Table
Synchronization
- TSYNC
Manual / Resource Binding
Elementwise (Tile-Tile)
- TADD
- TABS
- TAND
- TOR
- TSUB
- TMUL
- TMIN
- TMAX
- TCMP
- TDIV
- TSHL
- TSHR
- TXOR
- TLOG
- TRECIP
- TPRELU
- TADDC
- TSUBC
- TCVT
- TSEL
- TRSQRT
- TSQRT
- TEXP
- TNOT
- TRELU
- TNEG
- TREM
- TFMOD
Tile-Scalar / Tile-Immediate
- TEXPANDS
- TCMPS
- TSELS
- TMINS
- TADDS
- TSUBS
- TAXPY
- TDIVS
- TMULS
- TFMODS
- TREMS
- TMAXS
- TANDS
- TORS
- TSHLS
- TSHRS
- TXORS
- TLRELU
- TADDSC
- TSUBSC
Axis Reduce / Expand
Memory (GM <-> Tile)
- TLOAD
- TPREFETCH
- TSTORE
- TSTORE_FP
- MGATHER
- MSCATTER
Matrix Multiply
- TMATMUL
- TMATMUL_ACC
- TMATMUL_BIAS
- TMATMUL_MX
- TGEMV
- TGEMV_ACC
- TGEMV_BIAS
- TGEMV_MX
Data Movement / Layout
- TMOV
- TMOV_FP
- TEXTRACT
- TEXTRACT_FP
- TINSERT
- TINSERT_FP
- TFILLPAD
- TFILLPAD_INPLACE
- TFILLPAD_EXPAND
- TRESHAPE
- TTRANS
- TIMG2COL
- TSUBVIEW
- TGET_SCALE_ADDR
Complex Instructions
- TGATHER
- TGATHERB
- TSCATTER
- TCI
- TTRI
- TPARTADD
- TPARTMUL
- TPARTMAX
- TPARTMIN
- TSORT32
- TMRGSORT
- TQUANT
- TDEQUANT
- THISTOGRAM
- TPRINT
Communication
- Overview
- TPUT
- TGET
- TPUT_ASYNC
- TGET_ASYNC
- TNOTIFY
- TWAIT
- TTEST
- TGATHER (comm)
- TSCATTER (comm)
- TREDUCE
- TBROADCAST
Reference
- Intrinsics Header
- All Instructions Index

Examples & Kernels

Overview
High-Performance Kernels
- GEMM Performance
- Flash Attention
Baseline Demos
- Add Demo
- GEMM Demo
Tests
- Tests Overview
- Test Scripts

Documentation

Docs Index
Build Documentation

Full Index

PTO Virtual ISA Architectural Manual

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