From: lkcl Date: Mon, 25 Jul 2022 10:36:16 +0000 (+0100) Subject: (no commit message) X-Git-Tag: opf_rfc_ls005_v1~1033 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=befca6d9c6801d945c3cf51a5c416af3761cd082;p=libreriscv.git --- diff --git a/openpower/sv/executive_summary.mdwn b/openpower/sv/executive_summary.mdwn index 6ba8c35dc..48fabfc5c 100644 --- a/openpower/sv/executive_summary.mdwn +++ b/openpower/sv/executive_summary.mdwn @@ -1,6 +1,7 @@ **Simple-V** is a Scalable Vector ISA Extension specifically tailored for the uniquely powerful capabilities of the Power ISA. **SVP64** is the instruction set format. +We invented Simple-V to be simple because we don't like complicated. **Simple-V does not modify harm or corrupt the existing Power ISA** and does not interfere with an existing system. It needs only a small @@ -26,7 +27,6 @@ ubiquitous, the ISA uniform. All implementations regardless of back-end capability may execute the exact same binaries *(this is known to be extremely important to the Power ISA ecosystem)*. - *If not done as carefully as SVP64, the addition of any other Scalable Vector Extension would require a significant number of opcodes, putting further pressure on Major Opcode space which was never designed with @@ -58,7 +58,6 @@ For Predicated SIMD, Programmers must emulate Cray-style scaling through explicit predicate masking, which increases instruction count in hot-loops. -We invented Simple-V to be simple because we don't like complicated. | description, URL | |---------------------------------------------------------------------------------------------|