For th.vmadc/th.vmsbc as well as narrowing arithmetic instructions
and floating-point compare instructions, an illegal instruction
exception will be raised if the destination vector register overlaps
a source vector register group.
To handle this issue, we add an attribute "spec_restriction" to di
ok.
juzhe.zh...@rivai.ai
From: Jun Sha (Joshua)
Date: 2024-01-12 11:23
To: gcc-patches
CC: jim.wilson.gcc; palmer; andrew; philipp.tomsich; jeffreyalaw;
christoph.muellner; juzhe.zhong; Jun Sha (Joshua); Jin Ma; Xianmiao Qu
Subject: [PATCH v6] RISC-V: Fix register overlap issue for some