From f385f35c363729e42da9a8a906d1aa1a9aeb4c9c Mon Sep 17 00:00:00 2001 From: Luke Kenneth Casson Leighton Date: Sun, 16 Apr 2023 15:43:46 +0100 Subject: [PATCH] add ls009 Notes --- openpower/sv/rfc/ls009.mdwn | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/openpower/sv/rfc/ls009.mdwn b/openpower/sv/rfc/ls009.mdwn index 2ed47ae23..059b441d0 100644 --- a/openpower/sv/rfc/ls009.mdwn +++ b/openpower/sv/rfc/ls009.mdwn @@ -70,7 +70,19 @@ unprecedented general-purpose capability and a standard Sequential Execution Mod **Notes and Observations**: -1. TODO +1. Although costly the alternatives in SIMD-paradigm software result in + huge algorithmic complexity and associated power consumption increases. + Loop-unrolling compilers are prevalent as is thousands to tens of + thousands of instructions. +2. Core inner kernels of Matrix DCT DFT FFT NTT are dramatically reduced + to a handful of instructions. +3. No REMAP instructions with the exception of Indexed rely on registers + for the establishment of REMAP capability. +4. Future EXT1xx variants and SVP64/VSX will dramatically expand the power + and flexibility of REMAP. +5. The Simple-V Compliancy Subsets make REMAP optional except in the + Advanced Levels. Like v3.1 MMA it is **not** necessary for **all** + hardware to implement REMAP. **Changes** -- 2.30.2