From: Ali Saidi <Ali.Saidi@ARM.com>
Date: Fri, 29 Jun 2012 15:18:29 +0000 (-0400)
Subject: ARM: Fix identification of one RAS pop instruction.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=71daeb0b2b390f5f5a34addd3993f28851c91d72;p=gem5.git

ARM: Fix identification of one RAS pop instruction.

The check should be with the op2 field, not with the op1 field.
---

diff --git a/src/arch/arm/isa/insts/data.isa b/src/arch/arm/isa/insts/data.isa
index 89c0e48c7..97ae7d0c0 100644
--- a/src/arch/arm/isa/insts/data.isa
+++ b/src/arch/arm/isa/insts/data.isa
@@ -293,7 +293,7 @@ let {{
     buildDataInst("orr", "Dest = resTemp = Op1 | secondOp;")
     buildDataInst("orn", "Dest = resTemp = Op1 | ~secondOp;", aiw = False)
     buildDataInst("mov", "Dest = resTemp = secondOp;", regRegAiw = False,
-                  isRasPop = "op1 == INTREG_LR", isBranch = "dest == INTREG_PC")
+                  isRasPop = "op2 == INTREG_LR", isBranch = "dest == INTREG_PC")
     buildDataInst("bic", "Dest = resTemp = Op1 & ~secondOp;")
     buildDataInst("mvn", "Dest = resTemp = ~secondOp;")
     buildDataInst("movt",
diff --git a/src/arch/arm/isa/templates/pred.isa b/src/arch/arm/isa/templates/pred.isa
index efb8e470b..88e8fecd1 100644
--- a/src/arch/arm/isa/templates/pred.isa
+++ b/src/arch/arm/isa/templates/pred.isa
@@ -115,11 +115,12 @@ def template DataRegConstructor {{
                 flags[IsUncondControl] = true;
             else
                 flags[IsCondControl] = true;
-        }
 
-        if (%(is_ras_pop)s) {
-            flags[IsReturn] = true;
+            if (%(is_ras_pop)s) {
+                flags[IsReturn] = true;
+            }
         }
+
     }
 }};