From a687d110930e23a38cebf5a35e7a778664eedfeb Mon Sep 17 00:00:00 2001
From: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Date: Tue, 16 Feb 2021 08:48:34 -0500
Subject: [PATCH] pan/bi: Add SEG_ADD.i64 pseudoinstruction

Expands to a pair *SEG_ADD/+SEG_ADD, which is used for lowering shared
atomics.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9105>
---
 src/panfrost/bifrost/ISA.xml | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/src/panfrost/bifrost/ISA.xml b/src/panfrost/bifrost/ISA.xml
index 7b4776cf0b3..a245e61ecb3 100644
--- a/src/panfrost/bifrost/ISA.xml
+++ b/src/panfrost/bifrost/ISA.xml
@@ -2319,7 +2319,7 @@
     </mod>
   </ins>
 
-  <ins name="*SEG_ADD" mask="0x7fff40" exact="0x701500" unused="true">
+  <ins name="*SEG_ADD" mask="0x7fff40" exact="0x701500">
     <src start="0" mask="0xfb"/>
     <mod name="seg" start="3" size="3">
       <reserved/>
@@ -7463,7 +7463,7 @@
     </mod>
   </ins>
 
-  <ins name="+SEG_ADD" mask="0xfff40" exact="0x3d500" unused="true">
+  <ins name="+SEG_ADD" mask="0xfff40" exact="0x3d500">
     <src start="0"/>
     <mod name="seg" start="3" size="3">
       <reserved/>
@@ -8158,6 +8158,23 @@
     </derived>
   </ins>
 
+  <!--- Lowered to *SEG_ADD/+SEG_ADD -->
+  <ins name="+SEG_ADD.i64" pseudo="true">
+    <src start="0"/>
+    <src start="3"/>
+    <mod name="seg" size="3">
+      <reserved/>
+      <reserved/>
+      <opt>wls</opt>
+      <reserved/>
+      <reserved/>
+      <reserved/>
+      <reserved/>
+      <opt>tl</opt>
+    </mod>
+    <mod name="preserve_null" size="1" opt="preserve_null"/>
+  </ins>
+
   <!-- *CUBEFACE1/+CUBEFACE2 pair, two destinations, scheduler lowered -->
   <ins name="+CUBEFACE" pseudo="true">
     <src start="0"/>