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Simple Summary Abstract Motivation Specification 0x06: Altbn128Addition 0x07: Altbn128Multiplication 0x08: Altbn128Paring
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tip:  176
title: altbn128 operation energy reduction in TVM
author: taihao.fu@gmail.com
status: LastCall
type: Standards Track
category : VM
created: 2020-08-12

Simple Summary

To provide altbn128 related operations energy reduction in TVM.

Abstract

Precompile contracts altbn128 addition/multiplication/pairing energy reduction.

Motivation

Use latest research result and improve user experience when trigger contract contains altbn128 functionalities. Also avoid to hit 1000 TRX feelimit and increase the capbility for altbn128 running times in single transaction.

Specification

0x06: Altbn128Addition

500 -> 150

0x07: Altbn128Multiplication

40000 -> 6000

0x08: Altbn128Paring

80000 * pairs + 100000 -> 34000 * pairs + 45000