From: Gabe Black <gblack@eecs.umich.edu>
Date: Wed, 1 Nov 2006 23:46:18 +0000 (-0500)
Subject: Fix a range check on the ipr_index.
X-Git-Tag: m5_2.0_beta2~53^2~71
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6f78d494101e0ebd542d8fe836df21d104374c33;p=gem5.git

Fix a range check on the ipr_index.

--HG--
extra : convert_revision : 84e25abd4bb2de0c877c883804d39feb019c7030
---

diff --git a/src/arch/alpha/isa/decoder.isa b/src/arch/alpha/isa/decoder.isa
index fcf022ce1..be6f574a9 100644
--- a/src/arch/alpha/isa/decoder.isa
+++ b/src/arch/alpha/isa/decoder.isa
@@ -745,7 +745,7 @@ decode OPCODE default Unknown::unknown() {
         0: OpcdecFault::hw_mfpr();
         format HwMoveIPR {
             1: hw_mfpr({{
-                int miscRegIndex = (ipr_index < NumInternalProcRegs) ?
+                int miscRegIndex = (ipr_index < MaxInternalProcRegs) ?
                         IprToMiscRegIndex[ipr_index] : -1;
                 if(miscRegIndex < 0 || !IprIsReadable(miscRegIndex) ||
                     miscRegIndex >= NumInternalProcRegs)
@@ -760,7 +760,7 @@ decode OPCODE default Unknown::unknown() {
         0: OpcdecFault::hw_mtpr();
         format HwMoveIPR {
             1: hw_mtpr({{
-                int miscRegIndex = (ipr_index < NumInternalProcRegs) ?
+                int miscRegIndex = (ipr_index < MaxInternalProcRegs) ?
                         IprToMiscRegIndex[ipr_index] : -1;
                 if(miscRegIndex < 0 || !IprIsWritable(miscRegIndex) ||
                     miscRegIndex >= NumInternalProcRegs)