arch: Make all register index flattening const

This patch makes all the register index flattening methods const for
all the ISAs. As part of this, readMiscRegNoEffect for ARM is also
made const.

1 files changed, 4 insertions, 4 deletions

diff --git a/src/arch/x86/isa.hh b/src/arch/x86/isa.hh
index 14c8e98c9..3ca771c61 100644
--- a/src/arch/x86/isa.hh
+++ b/src/arch/x86/isa.hh
@@ -70,13 +70,13 @@ namespace X86ISA
         void setMiscReg(int miscReg, MiscReg val, ThreadContext *tc);
 
         int
-        flattenIntIndex(int reg)
+        flattenIntIndex(int reg) const
         {
             return reg & ~IntFoldBit;
         }
 
         int
-        flattenFloatIndex(int reg)
+        flattenFloatIndex(int reg) const
         {
             if (reg >= NUM_FLOATREGS) {
                 reg = FLOATREG_STACK(reg - NUM_FLOATREGS,
@@ -86,13 +86,13 @@ namespace X86ISA
         }
 
         int
-        flattenCCIndex(int reg)
+        flattenCCIndex(int reg) const
         {
             return reg;
         }
 
         int
-        flattenMiscIndex(int reg)
+        flattenMiscIndex(int reg) const
         {
             return reg;
         }