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authorGabe Black <gblack@eecs.umich.edu>2006-03-10 17:55:47 -0500
committerGabe Black <gblack@eecs.umich.edu>2006-03-10 17:55:47 -0500
commit03f9716a0a45e9563f32bacd2979060daae6b2d2 (patch)
tree860107a938a422f78b166e0c0e607adf2e5c1459
parent2952ea7c82ced930bac23068acacf071b908aa12 (diff)
downloadgem5-03f9716a0a45e9563f32bacd2979060daae6b2d2.tar.xz
Moved constants from isa_traits.hh into constants.hh.
arch/alpha/isa_traits.hh: Moved constants from isa_traits.hh into constants.hh. Also removed the dependence on ev5.hh --HG-- extra : convert_revision : f7a03c4ffb1394dcca5a5a96da468c3ff14e1974
-rw-r--r--arch/alpha/isa_traits.hh79
1 files changed, 3 insertions, 76 deletions
diff --git a/arch/alpha/isa_traits.hh b/arch/alpha/isa_traits.hh
index 787546e43..7881685e4 100644
--- a/arch/alpha/isa_traits.hh
+++ b/arch/alpha/isa_traits.hh
@@ -33,6 +33,7 @@ namespace LittleEndianGuest {}
using namespace LittleEndianGuest;
#include "arch/alpha/types.hh"
+#include "arch/alpha/constants.hh"
#include "base/misc.hh"
#include "config/full_system.hh"
#include "sim/host.hh"
@@ -46,11 +47,6 @@ class Checkpoint;
class StaticInst;
class StaticInstPtr;
-namespace EV5 {
-int DTB_ASN_ASN(uint64_t reg);
-int ITB_ASN_ASN(uint64_t reg);
-}
-
#if !FULL_SYSTEM
class SyscallReturn {
public:
@@ -87,56 +83,9 @@ class SyscallReturn {
#endif
-
-
namespace AlphaISA
{
- const int NumIntArchRegs = 32;
- const int NumPALShadowRegs = 8;
- const int NumFloatArchRegs = 32;
- // @todo: Figure out what this number really should be.
- const int NumMiscArchRegs = 32;
-
- // Static instruction parameters
- const int MaxInstSrcRegs = 3;
- const int MaxInstDestRegs = 2;
-
- // semantically meaningful register indices
- const int ZeroReg = 31; // architecturally meaningful
- // the rest of these depend on the ABI
- const int StackPointerReg = 30;
- const int GlobalPointerReg = 29;
- const int ProcedureValueReg = 27;
- const int ReturnAddressReg = 26;
- const int ReturnValueReg = 0;
- const int FramePointerReg = 15;
- const int ArgumentReg0 = 16;
- const int ArgumentReg1 = 17;
- const int ArgumentReg2 = 18;
- const int ArgumentReg3 = 19;
- const int ArgumentReg4 = 20;
- const int ArgumentReg5 = 21;
- const int SyscallNumReg = ReturnValueReg;
- const int SyscallPseudoReturnReg = ArgumentReg4;
- const int SyscallSuccessReg = 19;
-
-
-
- const int LogVMPageSize = 13; // 8K bytes
- const int VMPageSize = (1 << LogVMPageSize);
-
- const int BranchPredAddrShiftAmt = 2; // instructions are 4-byte aligned
-
- const int WordBytes = 4;
- const int HalfwordBytes = 2;
- const int ByteBytes = 1;
-
-
- const int NumIntRegs = NumIntArchRegs + NumPALShadowRegs;
- const int NumFloatRegs = NumFloatArchRegs;
- const int NumMiscRegs = NumMiscArchRegs;
-
typedef IntReg IntRegFile[NumIntRegs];
typedef union {
@@ -144,11 +93,6 @@ namespace AlphaISA
double d[NumFloatRegs]; // double-precision floating point view
} FloatRegFile;
-extern const Addr PageShift;
-extern const Addr PageBytes;
-extern const Addr PageMask;
-extern const Addr PageOffset;
-
// redirected register map, really only used for the full system case.
extern const int reg_redir[NumIntRegs];
@@ -156,8 +100,6 @@ extern const int reg_redir[NumIntRegs];
#include "arch/alpha/isa_fullsys_traits.hh"
-#else
- const int NumInternalProcRegs = 0;
#endif
class MiscRegFile {
protected:
@@ -199,11 +141,6 @@ extern const int reg_redir[NumIntRegs];
friend class RegFile;
};
- const int TotalNumRegs = NumIntRegs + NumFloatRegs +
- NumMiscRegs + NumInternalProcRegs;
-
- const int TotalDataRegs = NumIntRegs + NumFloatRegs;
-
struct RegFile {
IntRegFile intRegFile; // (signed) integer register file
FloatRegFile floatRegFile; // floating point register file
@@ -215,9 +152,9 @@ extern const int reg_redir[NumIntRegs];
#if FULL_SYSTEM
int intrflag; // interrupt flag
inline int instAsid()
- { return EV5::ITB_ASN_ASN(miscRegs.ipr[IPR_ITB_ASN]); }
+ { return miscRegs.getInstAsid(); }
inline int dataAsid()
- { return EV5::DTB_ASN_ASN(miscRegs.ipr[IPR_DTB_ASN]); }
+ { return miscRegs.getDataAsid(); }
#endif // FULL_SYSTEM
void serialize(std::ostream &os);
@@ -228,9 +165,6 @@ extern const int reg_redir[NumIntRegs];
StaticInstPtr decodeInst(ExtMachInst);
- // return a no-op instruction... used for instruction fetch faults
- extern const ExtMachInst NoopMachInst;
-
static inline bool isCallerSaveIntegerRegister(unsigned int reg) {
panic("register classification not implemented");
return (reg >= 1 && reg <= 8 || reg >= 22 && reg <= 25 || reg == 27);
@@ -301,8 +235,6 @@ extern const int reg_redir[NumIntRegs];
template <class XC>
void zeroRegisters(XC *xc);
- const Addr MaxAddr = (Addr)-1;
-
#if !FULL_SYSTEM
static inline void setSyscallReturn(SyscallReturn return_value, RegFile *regs)
{
@@ -335,9 +267,4 @@ AlphaISA::makeExtMI(AlphaISA::MachInst inst, const uint64_t &pc) {
#endif
}
-#if FULL_SYSTEM
-
-#include "arch/alpha/ev5.hh"
-#endif
-
#endif // __ARCH_ALPHA_ISA_TRAITS_HH__