Libre RISC-V Mailing list Archives (accessible via public-inbox)
 help / color / Atom feed
From: bugzilla-daemon@libre-soc.org
To: libre-riscv-dev@lists.libre-riscv.org
Subject: [libre-riscv-dev] [Bug 344] New: missing mtmsr and mfsprd
Date: Sun, 24 May 2020 14:27:44 +0000
Message-ID: <bug-344-13@https.bugs.libre-soc.org/> (raw)

https://bugs.libre-soc.org/show_bug.cgi?id=344

            Bug ID: 344
           Summary: missing mtmsr and mfsprd
           Product: Libre-SOC's first SoC
           Version: unspecified
          Hardware: PC
                OS: Mac OS
            Status: CONFIRMED
          Severity: enhancement
          Priority: ---
         Component: Source Code
          Assignee: lkcl@lkcl.net
          Reporter: lkcl@lkcl.net
                CC: libre-riscv-dev@lists.libre-riscv.org
   NLnet milestone: ---

missing two operations from sprset.mdwn and also minor_op31.csv

Move To Machine State Register
X-form

mtmsr RS,L
if L = 0 then
MSR48 ← (RS)48 | (RS)49
MSR58 <- ((RS)58 | (RS)49)& ¬(MSR41 & MSR3 & (¬(RS)49))
MSR59 <- ((RS)59 | (RS)49)& ¬(MSR41 & MSR3 & (¬(RS)49))
MSR32:40 42:47 49:50 52:57 60:62 <- (RS)32:40 42:47 49:50 52:57 60:62
else
MSR48 62 ← (RS)48 62

Move To Machine State Register Doubleword
X-Form

mtmsrd RS,L
if L = 0 then
MSR48 ← (RS)48 | (RS)49
MSR58 <- ((RS)58 | (RS)49)& ¬(MSR41 & MSR3 & (¬(RS)49))
MSR59 <- ((RS)59 | (RS)49) & ¬(MSR41 & MSR3 & (¬(RS)49))
MSR0:2 4:40 42:47 49:50 52:57 60:62 ← (RS)0:2 4 6:40 42:47 49:50 52:57 60:62 
else
MSR48 62 ← (RS)48 62

-- 
You are receiving this mail because:
You are on the CC list for the bug.
_______________________________________________
libre-riscv-dev mailing list
libre-riscv-dev@lists.libre-riscv.org
http://lists.libre-riscv.org/mailman/listinfo/libre-riscv-dev

                 reply index

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=bug-344-13@https.bugs.libre-soc.org/ \
    --to=bugzilla-daemon@libre-soc.org \
    --cc=libre-riscv-dev@lists.libre-riscv.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Libre RISC-V Mailing list Archives (accessible via public-inbox)

Archives are clonable: git clone --mirror https://inbox.libre-soc.org/libre-riscv-dev

Example config snippet for mirrors


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git