From: lkcl Date: Sat, 29 Jun 2019 06:40:47 +0000 (+0100) Subject: (no commit message) X-Git-Tag: convert-csv-opcode-to-binary~4351 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a2f0b7c980f5f864eb56be41414c600ae2db6666;p=libreriscv.git --- diff --git a/simple_v_extension/sv_prefix_proposal/discussion.rst b/simple_v_extension/sv_prefix_proposal/discussion.rst index 3adaa7e6b..1c9a2e26e 100644 --- a/simple_v_extension/sv_prefix_proposal/discussion.rst +++ b/simple_v_extension/sv_prefix_proposal/discussion.rst @@ -234,3 +234,27 @@ a sequence of P48 and P64 ops. Can bit 60 of P64 be put to use (in all but the FR4 case)? + +# experiment VLtyp + +experiment 1: + ++-----------+-------------+--------------+------------+----------------------+ +| VLtyp[11] | VLtyp[10:6] | VLtyp[5:3] | VLtyp[2:0] | comment | ++-----------+-------------+--------------+------------+----------------------+ +| 0 | 00000 | 000 | 000 | no change to VL/MVL | ++-----------+-------------+--------------+------------+----------------------+ +| 0 | imm | 000 | rs'!=0 | | ++-----------+-------------+--------------+------------+----------------------+ +| 0 | imm | rd'!=0 | 000 | | ++-----------+-------------+--------------+------------+----------------------+ +| 0 | imm | rd'!=0 | rs'!=0 | | ++-----------+-------------+--------------+------------+----------------------+ +| 1 | imm | 000 | 000 | | ++-----------+-------------+--------------+------------+----------------------+ +| 1 | imm | 000 | rs'!=0 | | ++-----------+-------------+--------------+------------+----------------------+ +| 1 | imm | rd'!=0 | 000 | | ++-----------+-------------+--------------+------------+----------------------+ +| 1 | imm | rd'!=0 | rs'!=0 | | ++-----------+-------------+--------------+------------+----------------------+