From: lkcl <lkcl@web>
Date: Fri, 24 Sep 2021 21:25:31 +0000 (+0100)
Subject: (no commit message)
X-Git-Tag: DRAFT_SVP64_0_1~19
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6a6dd6326235bca94be4673413af11d6b2f04e87;p=libreriscv.git

---

diff --git a/3d_gpu/architecture/dynamic_simd/assign.mdwn b/3d_gpu/architecture/dynamic_simd/assign.mdwn
index e48734b9a..791106bd9 100644
--- a/3d_gpu/architecture/dynamic_simd/assign.mdwn
+++ b/3d_gpu/architecture/dynamic_simd/assign.mdwn
@@ -15,4 +15,15 @@ Take two PartitionedSignals (source a, dest b) of 32 bit:
     a        :  AAA3 AAA2 AAA1 AAA0  (32 bits)
     b        :  BBB3 BBB2 BBB1 BBB0  (32 bits)
 
-For all partition settings this copies verbatim.
+For all partition settings this copies verbatim.  However if A
+is shorter than B:
+
+    partition:      p    p    p       (3 bits)
+    a        :    A3   A2   A1   A0  (16 bits)
+    b        :  BBB3 BBB2 BBB1 BBB0  (32 bits)
+
+then it matters what the partition settings are:
+
+| partition | o3     | o2      | o1      | o0     |
+| --------- | --     | --      | --      | --     |
+