From 2d2f51f9897059cea36329aea20a585e0308ccad Mon Sep 17 00:00:00 2001
From: Giacomo Travaglini <giacomo.travaglini@arm.com>
Date: Fri, 30 Aug 2019 13:18:30 +0100
Subject: arch-arm: Use same template across all MSR inst

Change-Id: Ifb9f1db288e401761b71ccf426e370c475e5663f
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/20622
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
---
 src/arch/arm/isa/insts/data64.isa | 33 +++++++++++++++------------------
 1 file changed, 15 insertions(+), 18 deletions(-)

(limited to 'src/arch/arm/isa/insts/data64.isa')

diff --git a/src/arch/arm/isa/insts/data64.isa b/src/arch/arm/isa/insts/data64.isa
index bb0334372..a2ffb9f5a 100644
--- a/src/arch/arm/isa/insts/data64.isa
+++ b/src/arch/arm/isa/insts/data64.isa
@@ -330,15 +330,26 @@ let {{
         if (fault != NoFault) return fault;
     '''
 
-    mrsCode = '''
+    msr_check_code = '''
+        MiscRegIndex flat_idx = (MiscRegIndex) xc->tcBase()->
+            flattenRegId(RegId(MiscRegClass, dest)).index();
+        CPSR cpsr = Cpsr;
+        ExceptionLevel el = (ExceptionLevel) (uint8_t) cpsr.el;
+        %s
+    ''' % (msrMrs64EnabledCheckCode % ('Write'),)
+
+    mrs_check_code = '''
         MiscRegIndex flat_idx = (MiscRegIndex) xc->tcBase()->
             flattenRegId(RegId(MiscRegClass, op1)).index();
         CPSR cpsr = Cpsr;
         ExceptionLevel el = (ExceptionLevel) (uint8_t) cpsr.el;
         %s
-        XDest = MiscOp1_ud;
     ''' % (msrMrs64EnabledCheckCode % ('Read'),)
 
+
+    mrsCode = mrs_check_code + '''
+        XDest = MiscOp1_ud;
+    '''
     mrsIop = InstObjParams("mrs", "Mrs64", "RegMiscRegImmOp64",
                            mrsCode,
                            ["IsSerializeBefore"])
@@ -354,15 +365,9 @@ let {{
         XDest = cpsr;
     ''')
 
-    msrCode = '''
-        MiscRegIndex flat_idx = (MiscRegIndex) xc->tcBase()->
-            flattenRegId(RegId(MiscRegClass, dest)).index();
-        CPSR cpsr = Cpsr;
-        ExceptionLevel el = (ExceptionLevel) (uint8_t) cpsr.el;
-        %s
+    msrCode = msr_check_code + '''
         MiscDest_ud = XOp1;
-    ''' % (msrMrs64EnabledCheckCode % ('Write'),)
-
+    '''
     msrIop = InstObjParams("msr", "Msr64", "MiscRegRegImmOp64",
                            msrCode,
                            ["IsSerializeAfter", "IsNonSpeculative"])
@@ -378,14 +383,6 @@ let {{
         CondCodesV = cpsr.v;
     ''')
 
-    msr_check_code = '''
-        MiscRegIndex flat_idx = (MiscRegIndex) xc->tcBase()->
-            flattenRegId(RegId(MiscRegClass, dest)).index();
-        CPSR cpsr = Cpsr;
-        ExceptionLevel el = (ExceptionLevel) (uint8_t) cpsr.el;
-        %s
-    ''' % (msrMrs64EnabledCheckCode % ('Write'),)
-
 
     msrdczva_ea_code = msr_check_code
     msrdczva_ea_code += '''
-- 
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