Merge zizzer:/bk/newmem

[gem5.git] / src / arch / mips / isa_traits.cc

diff --git a/src/arch/mips/isa_traits.cc b/src/arch/mips/isa_traits.cc
index 216a6e2ece22a972e999053e5ce5cc585b361401..3a8cb46a5767b0fc1fc5207b9f2a242592c9338b 100644 (file)
--- a/src/arch/mips/isa_traits.cc
+++ b/src/arch/mips/isa_traits.cc
@@ -24,124 +24,37 @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Authors: Gabe Black
+ *          Korey Sewell
  */
 
 #include "arch/mips/isa_traits.hh"
-#include "config/full_system.hh"
-#include "cpu/static_inst.hh"
+#include "arch/mips/regfile/regfile.hh"
 #include "sim/serialize.hh"
 #include "base/bitfield.hh"
 
 using namespace MipsISA;
 using namespace std;
 
-
 void
-MipsISA::copyRegs(ExecContext *src, ExecContext *dest)
+MipsISA::copyRegs(ThreadContext *src, ThreadContext *dest)
 {
-    /*fpcr = xc->readMiscReg(MipsISA::Fpcr_DepTag);
-    uniq = xc->readMiscReg(MipsISA::Uniq_DepTag);
-    lock_flag = xc->readMiscReg(MipsISA::Lock_Flag_DepTag);
-    lock_addr = xc->readMiscReg(MipsISA::Lock_Addr_DepTag);
-
-#if FULL_SYSTEM
-    copyIprs(xc);
-    #endif*/
+    panic("Copy Regs Not Implemented Yet\n");
 }
 
 void
-MipsISA::MiscRegFile::copyMiscRegs(ExecContext *xc)
+MipsISA::copyMiscRegs(ThreadContext *src, ThreadContext *dest)
 {
-    /*fpcr = xc->readMiscReg(MipsISA::Fpcr_DepTag);
-    uniq = xc->readMiscReg(MipsISA::Uniq_DepTag);
-    lock_flag = xc->readMiscReg(MipsISA::Lock_Flag_DepTag);
-    lock_addr = xc->readMiscReg(MipsISA::Lock_Addr_DepTag);
-
-    #endif*/
+    panic("Copy Misc. Regs Not Implemented Yet\n");
 }
 
-uint64_t
-MipsISA::fpConvert(double fp_val, ConvertType cvt_type)
-{
-
-    switch (cvt_type)
-    {
-      case SINGLE_TO_DOUBLE:
-        double sdouble_val = fp_val;
-        void  *sdouble_ptr = &sdouble_val;
-        uint64_t sdp_bits  = *(uint64_t *) sdouble_ptr;
-        return sdp_bits;
-
-      case SINGLE_TO_WORD:
-        int32_t sword_val  = (int32_t) fp_val;
-        void  *sword_ptr   = &sword_val;
-        uint64_t sword_bits= *(uint32_t *) sword_ptr;
-        return sword_bits;
-
-      case WORD_TO_SINGLE:
-        float wfloat_val   = fp_val;
-        void  *wfloat_ptr  = &wfloat_val;
-        uint64_t wfloat_bits = *(uint32_t *) wfloat_ptr;
-        return wfloat_bits;
-
-      case WORD_TO_DOUBLE:
-        double wdouble_val = fp_val;
-        void  *wdouble_ptr = &wdouble_val;
-        uint64_t wdp_bits  = *(uint64_t *) wdouble_ptr;
-        return wdp_bits;
-
-      default:
-        panic("Invalid Floating Point Conversion Type (%d). See \"types.hh\" for List of Conversions\n",cvt_type);
-        return 0;
-    }
-}
-
-double
-MipsISA::roundFP(double val, int digits)
-{
-    double digit_offset = pow(10.0,digits);
-    val = val * digit_offset;
-    val = val + 0.5;
-    val = floor(val);
-    val = val / digit_offset;
-    return val;
-}
-
-double
-MipsISA::truncFP(double val)
-{
-    int trunc_val = (int) val;
-    return (double) trunc_val;
-}
-
-bool
-MipsISA::getFPConditionCode(uint32_t fcsr_reg, int cc)
-{
-    //uint32_t cc_bits = xc->readFloatReg(35);
-    return false;//regFile.floatRegfile.getConditionCode(cc);
-}
-
-uint32_t
-MipsISA::makeCCVector(uint32_t fcsr, int num, bool val)
+void
+MipsISA::MiscRegFile::copyMiscRegs(ThreadContext *tc)
 {
-    int shift = (num == 0) ? 22 : num + 23;
-
-    fcsr = fcsr | (val << shift);
-
-    return fcsr;
+    panic("Copy Misc. Regs Not Implemented Yet\n");
 }
 
-#if FULL_SYSTEM
-
-static inline Addr
-TruncPage(Addr addr)
-{ return addr & ~(MipsISA::PageBytes - 1); }
-
-static inline Addr
-RoundPage(Addr addr)
-{ return (addr + MipsISA::PageBytes - 1) & ~(MipsISA::PageBytes - 1); }
-#endif
-
 void
 IntRegFile::serialize(std::ostream &os)
 {
@@ -158,20 +71,14 @@ void
 RegFile::serialize(std::ostream &os)
 {
     intRegFile.serialize(os);
-    //SERIALIZE_ARRAY(floatRegFile.q, NumFloatRegs);
+    //SERIALIZE_ARRAY(floatRegFile, NumFloatRegs);
+    //SERIALZE_ARRAY(miscRegFile);
     //SERIALIZE_SCALAR(miscRegs.fpcr);
-    //SERIALIZE_SCALAR(miscRegs.uniq);
     //SERIALIZE_SCALAR(miscRegs.lock_flag);
     //SERIALIZE_SCALAR(miscRegs.lock_addr);
     SERIALIZE_SCALAR(pc);
     SERIALIZE_SCALAR(npc);
     SERIALIZE_SCALAR(nnpc);
-#if FULL_SYSTEM
-    SERIALIZE_ARRAY(palregs, NumIntRegs);
-    SERIALIZE_ARRAY(ipr, NumInternalProcRegs);
-    SERIALIZE_SCALAR(intrflag);
-    SERIALIZE_SCALAR(pal_shadow);
-#endif
 }
 
 
@@ -179,51 +86,13 @@ void
 RegFile::unserialize(Checkpoint *cp, const std::string &section)
 {
     intRegFile.unserialize(cp, section);
-    //UNSERIALIZE_ARRAY(floatRegFile.q, NumFloatRegs);
+    //UNSERIALIZE_ARRAY(floatRegFile);
+    //UNSERIALZE_ARRAY(miscRegFile);
     //UNSERIALIZE_SCALAR(miscRegs.fpcr);
-    //UNSERIALIZE_SCALAR(miscRegs.uniq);
     //UNSERIALIZE_SCALAR(miscRegs.lock_flag);
     //UNSERIALIZE_SCALAR(miscRegs.lock_addr);
     UNSERIALIZE_SCALAR(pc);
     UNSERIALIZE_SCALAR(npc);
     UNSERIALIZE_SCALAR(nnpc);
-#if FULL_SYSTEM
-    UNSERIALIZE_ARRAY(palregs, NumIntRegs);
-    UNSERIALIZE_ARRAY(ipr, NumInternalProcRegs);
-    UNSERIALIZE_SCALAR(intrflag);
-    UNSERIALIZE_SCALAR(pal_shadow);
-#endif
-}
 
-
-#if FULL_SYSTEM
-void
-PTE::serialize(std::ostream &os)
-{
-    SERIALIZE_SCALAR(tag);
-    SERIALIZE_SCALAR(ppn);
-    SERIALIZE_SCALAR(xre);
-    SERIALIZE_SCALAR(xwe);
-    SERIALIZE_SCALAR(asn);
-    SERIALIZE_SCALAR(asma);
-    SERIALIZE_SCALAR(fonr);
-    SERIALIZE_SCALAR(fonw);
-    SERIALIZE_SCALAR(valid);
 }
-
-
-void
-PTE::unserialize(Checkpoint *cp, const std::string &section)
-{
-    UNSERIALIZE_SCALAR(tag);
-    UNSERIALIZE_SCALAR(ppn);
-    UNSERIALIZE_SCALAR(xre);
-    UNSERIALIZE_SCALAR(xwe);
-    UNSERIALIZE_SCALAR(asn);
-    UNSERIALIZE_SCALAR(asma);
-    UNSERIALIZE_SCALAR(fonr);
-    UNSERIALIZE_SCALAR(fonw);
-    UNSERIALIZE_SCALAR(valid);
-}
-
-#endif //FULL_SYSTEM