From: lkcl <lkcl@web>
Date: Sat, 5 Oct 2019 09:21:17 +0000 (+0100)
Subject: (no commit message)
X-Git-Tag: convert-csv-opcode-to-binary~3897
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ac1fff4e6b79b7c9c700a6c766c435c2fe165402;p=libreriscv.git

---

diff --git a/simple_v_extension/vector_ops.mdwn b/simple_v_extension/vector_ops.mdwn
index b54730a03..e45b9642f 100644
--- a/simple_v_extension/vector_ops.mdwn
+++ b/simple_v_extension/vector_ops.mdwn
@@ -97,6 +97,15 @@ Pseudocode:
     vec3 p = t3 * t4;
     vec3 cross = t1 * t2 - p;
 
+Assembler:
+
+    fpermute,2130 F4, F1
+    fpermute,1320 F5, F1
+    fpermute,2130 F6, F2
+    fpermute,1320 F7, F2
+    fmul F8, F5, F6
+    fmulsub F3, F4, F7, F8
+
 ## Vector dot product
 
 * SUBVL ignored on rd.  SUBVL=2,3,4 vs1,vs2, if all vectors, multiple results generated. If rd scalar, only first (unpredicated) SUBVector is used.