From 37f858aafd72b763dda96298fd37175ebe9b6fbb Mon Sep 17 00:00:00 2001
From: ghidorahrex <ghidorahrex@users.noreply.github.com>
Date: Mon, 27 Sep 2021 09:37:43 -0400
Subject: [PATCH] Fixed issue with MIPS64 DINS and related instructions.

---
 .../MIPS/data/languages/mips64Instructions.sinc           | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Ghidra/Processors/MIPS/data/languages/mips64Instructions.sinc b/Ghidra/Processors/MIPS/data/languages/mips64Instructions.sinc
index d4b0de07a6..3c09b0b428 100644
--- a/Ghidra/Processors/MIPS/data/languages/mips64Instructions.sinc
+++ b/Ghidra/Processors/MIPS/data/languages/mips64Instructions.sinc
@@ -37,7 +37,7 @@
 # 0111 11ss ssst tttt mmmm mLLL LL00 0111
 :dins RT, RSsrc, lsb, InsSize       is $(AMODE) & prime=0x1F & fct=0x07 & RT & RTsrc & RSsrc & lsb & msbd & InsSize {
 	tmpa:$(REGSIZE) = -1;
-	tmpa = tmpa >> ($(REGSIZE) - InsSize);
+	tmpa = tmpa >> ($(REGSIZE)*8 - InsSize);
 	tmpb:$(REGSIZE) = RSsrc & tmpa;
 	tmpa = tmpa << lsb;
 	tmpa = ~tmpa;
@@ -48,7 +48,7 @@
 # 0111 11ss ssst tttt mmmm mLLL LL00 0101
 :dinsm RT, RSsrc, lsb, DinsXSize    is $(AMODE) & prime=0x1F & fct=0x05 & RT & RTsrc & RSsrc & lsb & msbd & DinsXSize {
 	tmpa:$(REGSIZE) = -1;
-	tmpa = tmpa >> ($(REGSIZE) - DinsXSize);
+	tmpa = tmpa >> ($(REGSIZE)*8 - DinsXSize);
 	tmpb:$(REGSIZE) = RSsrc & tmpa;
 	tmpa = tmpa << lsb;
 	tmpa = ~tmpa;
@@ -57,9 +57,9 @@
 }
 
 # 0111 11ss ssst tttt mmmm mLLL LL00 0110
-:dinsu RT, RSsrc, DXuPos, DinsXSize is $(AMODE) & prime=0x1F & fct=0x06 & RT & RTsrc & RSsrc & lsb & msbd & DXuPos & DinsXSize {
+:dinsu RT, RSsrc, DXuPos, InsSize is $(AMODE) & prime=0x1F & fct=0x06 & RT & RTsrc & RSsrc & lsb & msbd & DXuPos & InsSize {
 	tmpa:$(REGSIZE) = -1;
-	tmpa = tmpa >> ($(REGSIZE) - DinsXSize);
+	tmpa = tmpa >> ($(REGSIZE)*8 - InsSize);
 	tmpb:$(REGSIZE) = RSsrc & tmpa;
 	tmpa = tmpa << DXuPos;
 	tmpa = ~tmpa;