Merge zizzer:/bk/newmem

into  zeep.pool:/z/saidi/work/m5.suncc

--HG--
extra : convert_revision : 1706f6218abec7eb575dcff3ad4aef83894f64ab

52 files changed, 236 insertions, 134 deletions

diff --git a/SConstruct b/SConstruct
index 7e8c6c2f0..f99bc1f20 100644
--- a/SConstruct
+++ b/SConstruct
@@ -66,6 +66,7 @@
 # Python library imports
 import sys
 import os
+import subprocess
 from os.path import join as joinpath
 
 # Check for recent-enough Python and SCons versions.  If your system's
@@ -206,11 +207,36 @@ if False:
 
 # M5_PLY is used by isa_parser.py to find the PLY package.
 env.Append(ENV = { 'M5_PLY' : Dir('ext/ply') })
+env['GCC'] = False
+env['SUNCC'] = False
+env['GCC'] = subprocess.Popen(env['CXX'] + ' --version', shell=True, 
+        stdout=subprocess.PIPE, stderr=subprocess.STDOUT, 
+        close_fds=True).communicate()[0].find('GCC') >= 0
+env['SUNCC'] = subprocess.Popen(env['CXX'] + ' -V', shell=True, 
+        stdout=subprocess.PIPE, stderr=subprocess.STDOUT, 
+        close_fds=True).communicate()[0].find('Sun C++') >= 0
+if (env['GCC'] and env['SUNCC']):
+    print 'Error: How can we have both g++ and Sun C++ at the same time?'
+    Exit(1)
+
 
 # Set up default C++ compiler flags
-env.Append(CCFLAGS='-pipe')
-env.Append(CCFLAGS='-fno-strict-aliasing')
-env.Append(CCFLAGS=Split('-Wall -Wno-sign-compare -Werror -Wundef'))
+if env['GCC']:
+    env.Append(CCFLAGS='-pipe')
+    env.Append(CCFLAGS='-fno-strict-aliasing')
+    env.Append(CCFLAGS=Split('-Wall -Wno-sign-compare -Werror -Wundef'))
+elif env['SUNCC']:
+    env.Append(CCFLAGS='-Qoption ccfe')
+    env.Append(CCFLAGS='-features=gcc')
+    env.Append(CCFLAGS='-features=extensions')
+    env.Append(CCFLAGS='-library=stlport4')
+    env.Append(CCFLAGS='-xar')
+#    env.Append(CCFLAGS='-instances=semiexplicit')
+else:
+    print 'Error: Don\'t know what compiler options to use for your compiler.'
+    print '       Please fix SConstruct and try again.'
+    Exit(1)
+
 if sys.platform == 'cygwin':
     # cygwin has some header file issues...
     env.Append(CCFLAGS=Split("-Wno-uninitialized"))
@@ -293,7 +319,7 @@ if not conf.CheckLibWithHeader(None, 'sys/socket.h', 'C++', 'accept(0,0,0);'):
 
 # Check for zlib.  If the check passes, libz will be automatically
 # added to the LIBS environment variable.
-if not conf.CheckLibWithHeader('z', 'zlib.h', 'C++'):
+if not conf.CheckLibWithHeader('z', 'zlib.h', 'C++','zlibVersion();'):
     print 'Error: did not find needed zlib compression library '\
           'and/or zlib.h header file.'
     print '       Please install zlib and try again.'
diff --git a/src/SConscript b/src/SConscript
index 229418703..a94682bc0 100644
--- a/src/SConscript
+++ b/src/SConscript
@@ -311,30 +311,41 @@ def makeEnv(label, objsfx, strip = False, **kwargs):
     envList.append(newEnv)
 
 # Debug binary
-# Solaris seems to have some issue with DWARF2 debugging information, it's ok
-# with stabs though
-if sys.platform == 'sunos5':
-   debug_flag = '-gstabs+'
+ccflags = {}
+if env['GCC']:
+    if sys.platform == 'sunos5':
+        ccflags['debug'] = '-gstabs+'
+    else:
+        ccflags['debug'] = '-ggdb3'
+    ccflags['opt'] = '-g -O3'
+    ccflags['fast'] = '-O3'
+    ccflags['prof'] = '-O3 -g -pg'
+elif env['SUNCC']:
+    ccflags['debug'] = '-g0'
+    ccflags['opt'] = '-g -O'
+    ccflags['fast'] = '-fast'
+    ccflags['prof'] = '-fast -g -pg'
 else:
-   debug_flag = '-ggdb3'
+    print 'Unknown compiler, please fix compiler options'
+    Exit(1)    
 
 makeEnv('debug', '.do',
-        CCFLAGS = Split('%s -O0' % debug_flag),
+        CCFLAGS = Split(ccflags['debug']),
         CPPDEFINES = ['DEBUG', 'TRACING_ON=1'])
 
 # Optimized binary
 makeEnv('opt', '.o',
-        CCFLAGS = Split('-g -O3'),
+        CCFLAGS = Split(ccflags['opt']),
         CPPDEFINES = ['TRACING_ON=1'])
 
 # "Fast" binary
 makeEnv('fast', '.fo', strip = True,
-        CCFLAGS = Split('-O3'),
+        CCFLAGS = Split(ccflags['fast']),
         CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'])
 
 # Profiled binary
 makeEnv('prof', '.po',
-        CCFLAGS = Split('-O3 -g -pg'),
+        CCFLAGS = Split(ccflags['prof']),
         CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'],
         LINKFLAGS = '-pg')
 
diff --git a/src/arch/sparc/isa/decoder.isa b/src/arch/sparc/isa/decoder.isa
index 425ebc9d0..eae195a87 100644
--- a/src/arch/sparc/isa/decoder.isa
+++ b/src/arch/sparc/isa/decoder.isa
@@ -691,8 +691,8 @@ decode OP default Unknown::unknown()
                         Fsr &= ~(0x1F);
                     }});
                     0x0B: Trap::fabsq({{fault = new FpDisabled;}});
-                    0x29: fsqrts({{Frds.sf = sqrt(Frs2s.sf);}});
-                    0x2A: fsqrtd({{Frd.df = sqrt(Frs2.df);}});
+                    0x29: fsqrts({{Frds.sf = std::sqrt(Frs2s.sf);}});
+                    0x2A: fsqrtd({{Frd.df = std::sqrt(Frs2.df);}});
                     0x2B: Trap::fsqrtq({{fault = new FpDisabled;}});
                     0x41: fadds({{Frds.sf = Frs1s.sf + Frs2s.sf;}});
                     0x42: faddd({{Frd.df = Frs1.df + Frs2.df;}});
diff --git a/src/arch/sparc/isa/formats/basic.isa b/src/arch/sparc/isa/formats/basic.isa
index a4c05387b..9805c7c0b 100644
--- a/src/arch/sparc/isa/formats/basic.isa
+++ b/src/arch/sparc/isa/formats/basic.isa
@@ -1,4 +1,4 @@
-// Copyright (c) 2006 The Regents of The University of Michigan
+// Copyright (c) 2006-2007 The Regents of The University of Michigan
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
@@ -38,6 +38,7 @@ def template BasicExecPanic {{
         Fault execute(%(CPU_exec_context)s *, Trace::InstRecord *) const
         {
             panic("Execute method called when it shouldn't!");
+            M5_DUMMY_RETURN
         }
 }};
 
diff --git a/src/arch/sparc/isa/formats/integerop.isa b/src/arch/sparc/isa/formats/integerop.isa
index 4f8ebebcc..9470fc55f 100644
--- a/src/arch/sparc/isa/formats/integerop.isa
+++ b/src/arch/sparc/isa/formats/integerop.isa
@@ -1,4 +1,4 @@
-// Copyright (c) 2006 The Regents of The University of Michigan
+// Copyright (c) 2006-2007 The Regents of The University of Michigan
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
@@ -154,7 +154,7 @@ output decoder {{
         bool IntOp::printPseudoOps(std::ostream &os, Addr pc,
                 const SymbolTable *symbab) const
         {
-            if(!strcmp(mnemonic, "or") && _srcRegIdx[0] == 0)
+            if(!std::strcmp(mnemonic, "or") && _srcRegIdx[0] == 0)
             {
                 printMnemonic(os, "mov");
                 printSrcReg(os, 1);
@@ -168,7 +168,7 @@ output decoder {{
         bool IntOpImm::printPseudoOps(std::ostream &os, Addr pc,
                 const SymbolTable *symbab) const
         {
-            if(!strcmp(mnemonic, "or"))
+            if(!std::strcmp(mnemonic, "or"))
             {
                 if(_numSrcRegs > 0 && _srcRegIdx[0] == 0)
                 {
diff --git a/src/arch/sparc/isa/includes.isa b/src/arch/sparc/isa/includes.isa
index 0c112d481..5d90fbdd2 100644
--- a/src/arch/sparc/isa/includes.isa
+++ b/src/arch/sparc/isa/includes.isa
@@ -34,6 +34,7 @@
 //
 
 output header {{
+#include <cstring>
 #include <sstream>
 #include <iostream>
 
@@ -65,6 +66,7 @@ output exec {{
 #endif
 #include <limits>
 
+#include <cmath>
 #include "arch/sparc/asi.hh"
 #include "cpu/base.hh"
 #include "cpu/exetrace.hh"
diff --git a/src/arch/sparc/isa_traits.hh b/src/arch/sparc/isa_traits.hh
index 8aa8ea7f3..062cc8dd3 100644
--- a/src/arch/sparc/isa_traits.hh
+++ b/src/arch/sparc/isa_traits.hh
@@ -59,7 +59,7 @@ namespace SparcISA
     // These enumerate all the registers for dependence tracking.
     enum DependenceTags {
         FP_Base_DepTag = 33,
-        Ctrl_Base_DepTag = 97,
+        Ctrl_Base_DepTag = 97
     };
 
     // semantically meaningful register indices
diff --git a/src/arch/sparc/system.cc b/src/arch/sparc/system.cc
index da83d86fc..800d47c15 100644
--- a/src/arch/sparc/system.cc
+++ b/src/arch/sparc/system.cc
@@ -195,6 +195,7 @@ bool
 SparcSystem::breakpoint()
 {
     panic("Need to implement");
+    M5_DUMMY_RETURN
 }
 
 void
diff --git a/src/arch/sparc/tlb.cc b/src/arch/sparc/tlb.cc
index bf57c894f..6ed6f59b6 100644
--- a/src/arch/sparc/tlb.cc
+++ b/src/arch/sparc/tlb.cc
@@ -28,6 +28,8 @@
  * Authors: Ali Saidi
  */
 
+#include <cstring>
+
 #include "arch/sparc/asi.hh"
 #include "arch/sparc/miscregfile.hh"
 #include "arch/sparc/tlb.hh"
@@ -53,7 +55,7 @@ TLB::TLB(const std::string &name, int s)
         fatal("SPARC T1 TLB registers don't support more than 64 TLB entries.");
 
     tlb = new TlbEntry[size];
-    memset(tlb, 0, sizeof(TlbEntry) * size);
+    std::memset(tlb, 0, sizeof(TlbEntry) * size);
 
     for (int x = 0; x < size; x++)
         freeList.push_back(&tlb[x]);
diff --git a/src/arch/sparc/utility.hh b/src/arch/sparc/utility.hh
index 5c7fe343d..3c8bdcd01 100644
--- a/src/arch/sparc/utility.hh
+++ b/src/arch/sparc/utility.hh
@@ -50,7 +50,7 @@ namespace SparcISA
 
     inline ExtMachInst
     makeExtMI(MachInst inst, ThreadContext * xc) {
-        ExtMachInst emi = (unsigned MachInst) inst;
+        ExtMachInst emi = (MachInst) inst;
         //The I bit, bit 13, is used to figure out where the ASI
         //should come from. Use that in the ExtMachInst. This is
         //slightly redundant, but it removes the need to put a condition
diff --git a/src/base/compression/lzss_compression.cc b/src/base/compression/lzss_compression.cc
index eb35fb8f1..bd16d82c9 100644
--- a/src/base/compression/lzss_compression.cc
+++ b/src/base/compression/lzss_compression.cc
@@ -32,8 +32,8 @@
  * LZSSCompression definitions.
  */
 
-#include <assert.h>
-
+#include <cassert>
+#include <cstring>
 #include "base/compression/lzss_compression.hh"
 
 #include "base/misc.hh" //for fatal
@@ -134,7 +134,7 @@ LZSSCompression::compress(uint8_t *dest, uint8_t *src, int size)
 
     if (dest_index >= size) {
         // Have expansion instead of compression, just copy.
-        memcpy(dest,src,size);
+        std::memcpy(dest,src,size);
         return size;
     }
     return dest_index;
diff --git a/src/base/compression/null_compression.hh b/src/base/compression/null_compression.hh
index ff110807a..798acb77a 100644
--- a/src/base/compression/null_compression.hh
+++ b/src/base/compression/null_compression.hh
@@ -50,11 +50,13 @@ class NullCompression : public CompressionAlgorithm
     int uncompress(uint8_t * dest, uint8_t *src, int size)
     {
         fatal("Can't uncompress data");
+        M5_DUMMY_RETURN
     }
 
     int compress(uint8_t *dest, uint8_t *src, int size)
     {
         fatal("Can't compress data");
+        M5_DUMMY_RETURN
     }
 };
 
diff --git a/src/base/cprintf.hh b/src/base/cprintf.hh
index 9967b0578..dd2256e69 100644
--- a/src/base/cprintf.hh
+++ b/src/base/cprintf.hh
@@ -136,10 +136,10 @@ operator,(ArgList &alist, ArgListNull)
 inline void
 __cprintf(const std::string &format, ArgList &args)
 { args.dump(format); delete &args; }
-#define __cprintf__(format, args...) \
-    cp::__cprintf(format, (*(new cp::ArgList), args))
-#define cprintf(args...) \
-    __cprintf__(args, cp::ArgListNull())
+#define __cprintf__(format, ...) \
+    cp::__cprintf(format, (*(new cp::ArgList), __VA_ARGS__))
+#define cprintf(...) \
+    __cprintf__(__VA_ARGS__, cp::ArgListNull())
 
 //
 // ccprintf(stream, format, args, ...) prints to the specified stream
@@ -148,10 +148,10 @@ __cprintf(const std::string &format, ArgList &args)
 inline void
 __ccprintf(std::ostream &stream, const std::string &format, ArgList &args)
 { args.dump(stream, format); delete &args; }
-#define __ccprintf__(stream, format, args...) \
-    cp::__ccprintf(stream, format, (*(new cp::ArgList), args))
-#define ccprintf(stream, args...) \
-    __ccprintf__(stream, args, cp::ArgListNull())
+#define __ccprintf__(stream, format, ...) \
+    cp::__ccprintf(stream, format, (*(new cp::ArgList), __VA_ARGS__))
+#define ccprintf(stream, ...) \
+    __ccprintf__(stream, __VA_ARGS__, cp::ArgListNull())
 
 //
 // csprintf(format, args, ...) returns a string
@@ -160,10 +160,10 @@ __ccprintf(std::ostream &stream, const std::string &format, ArgList &args)
 inline std::string
 __csprintf(const std::string &format, ArgList &args)
 { std::string s = args.dumpToString(format); delete &args; return s; }
-#define __csprintf__(format, args...) \
-    cp::__csprintf(format, (*(new cp::ArgList), args))
-#define csprintf(args...) \
-    __csprintf__(args, cp::ArgListNull())
+#define __csprintf__(format, ...) \
+    cp::__csprintf(format, (*(new cp::ArgList), __VA_ARGS__))
+#define csprintf(...) \
+    __csprintf__(__VA_ARGS__, cp::ArgListNull())
 
 }
 
diff --git a/src/base/hashmap.hh b/src/base/hashmap.hh
index 570cbc152..b78cc02e8 100644
--- a/src/base/hashmap.hh
+++ b/src/base/hashmap.hh
@@ -59,7 +59,7 @@ namespace m5 {
 //
 
 namespace __hash_namespace {
-#if !defined(__LP64__) && !defined(__alpha__)
+#if !defined(__LP64__) && !defined(__alpha__) && !defined(__SUNPRO_CC)
     template<>
     struct hash<uint64_t> {
         size_t operator()(uint64_t r) const {
diff --git a/src/base/hostinfo.cc b/src/base/hostinfo.cc
index a7c93e712..7cc07c11e 100644
--- a/src/base/hostinfo.cc
+++ b/src/base/hostinfo.cc
@@ -33,6 +33,7 @@
 #include <math.h>
 #include <unistd.h>
 
+#include <stdio.h>
 #include <cstdlib>
 #include <cstring>
 #include <string>
diff --git a/src/base/loader/object_file.cc b/src/base/loader/object_file.cc
index da5aa9552..7424b9305 100644
--- a/src/base/loader/object_file.cc
+++ b/src/base/loader/object_file.cc
@@ -101,7 +101,7 @@ ObjectFile::close()
     }
 
     if (fileData) {
-        ::munmap(fileData, len);
+        ::munmap((char*)fileData, len);
         fileData = NULL;
     }
 }
@@ -147,7 +147,7 @@ createObjectFile(const string &fname, bool raw)
 
     // don't know what it is
     close(fd);
-    munmap(fileData, len);
+    munmap((char*)fileData, len);
     return NULL;
 }
 
diff --git a/src/base/misc.hh b/src/base/misc.hh
index 1c5720ce1..c12c2fe20 100644
--- a/src/base/misc.hh
+++ b/src/base/misc.hh
@@ -33,8 +33,13 @@
 #define __MISC_HH__
 
 #include <assert.h>
+#include "base/compiler.hh"
 #include "base/cprintf.hh"
 
+#if defined(__SUNPRO_CC)
+#define __FUNCTION__ "how to fix me?"
+#endif
+
 //
 // This implements a cprintf based panic() function.  panic() should
 // be called when something happens that should never ever happen
@@ -43,12 +48,13 @@
 //
 //
 void __panic(const std::string&, cp::ArgList &, const char*, const char*, int)
-    __attribute__((noreturn));
-#define __panic__(format, args...) \
-    __panic(format, (*(new cp::ArgList), args), \
-        __FUNCTION__, __FILE__, __LINE__)
-#define panic(args...) \
-    __panic__(args, cp::ArgListNull())
+    M5_ATTR_NORETURN;
+#define __panic__(format, ...) \
+    __panic(format, (*(new cp::ArgList), __VA_ARGS__), \
+        __FUNCTION__ , __FILE__, __LINE__)
+#define panic(...) \
+    __panic__(__VA_ARGS__, cp::ArgListNull())
+M5_PRAGMA_NORETURN(__panic)
 
 //
 // This implements a cprintf based fatal() function.  fatal() should
@@ -59,32 +65,33 @@ void __panic(const std::string&, cp::ArgList &, const char*, const char*, int)
 // panic() does.
 //
 void __fatal(const std::string&, cp::ArgList &, const char*, const char*, int)
-    __attribute__((noreturn));
-#define __fatal__(format, args...) \
-    __fatal(format, (*(new cp::ArgList), args), \
-        __FUNCTION__, __FILE__, __LINE__)
-#define fatal(args...) \
-    __fatal__(args, cp::ArgListNull())
+    M5_ATTR_NORETURN;
+#define __fatal__(format, ...) \
+    __fatal(format, (*(new cp::ArgList), __VA_ARGS__), \
+        __FUNCTION__ , __FILE__, __LINE__)
+#define fatal(...) \
+    __fatal__(__VA_ARGS__, cp::ArgListNull())
+M5_PRAGMA_NORETURN(__fatal)
 
 //
 // This implements a cprintf based warn
 //
 void __warn(const std::string&, cp::ArgList &, const char*, const char*, int);
-#define __warn__(format, args...) \
-    __warn(format, (*(new cp::ArgList), args), \
-           __FUNCTION__, __FILE__, __LINE__)
-#define warn(args...) \
-    __warn__(args, cp::ArgListNull())
+#define __warn__(format, ...) \
+    __warn(format, (*(new cp::ArgList), __VA_ARGS__), \
+           __FUNCTION__ , __FILE__, __LINE__)
+#define warn(...) \
+    __warn__(__VA_ARGS__, cp::ArgListNull())
 
 // Only print the warning message the first time it is seen.  This
 // doesn't check the warning string itself, it just only lets one
 // warning come from the statement. So, even if the arguments change
 // and that would have resulted in a different warning message,
 // subsequent messages would still be supressed.
-#define warn_once(args...) do {                     \
+#define warn_once(...) do {                     \
         static bool once = false;                   \
         if (!once) {                                \
-            __warn__(args, cp::ArgListNull());      \
+            __warn__(__VA_ARGS__, cp::ArgListNull());      \
             once = true;                            \
         }                                           \
     } while (0)
diff --git a/src/base/pollevent.cc b/src/base/pollevent.cc
index fd5b09d28..32724b74d 100644
--- a/src/base/pollevent.cc
+++ b/src/base/pollevent.cc
@@ -30,7 +30,7 @@
 
 #include <sys/ioctl.h>
 #include <sys/types.h>
-#if defined(__sun__)
+#if defined(__sun__) || defined(__SUNPRO_CC)
 #include <sys/file.h>
 #endif
 
diff --git a/src/base/random.cc b/src/base/random.cc
index 82c9e3566..0ccedcb00 100644
--- a/src/base/random.cc
+++ b/src/base/random.cc
@@ -29,12 +29,17 @@
  *          Ali Saidi
  */
 
+#if defined(__sun)
+#include <ieeefp.h>
+#endif
+#ifdef __SUNPRO_CC
+#include <stdlib.h>
+#include <math.h>
+#endif
+
 #include <cstdlib>
 #include <cmath>
 
-#if defined(__sun__)
-#include <ieeefp.h>
-#endif
 
 #include "sim/param.hh"
 #include "base/random.hh"
@@ -72,7 +77,7 @@ getLong()
 double
 m5round(double r)
 {
-#if defined(__sun__)
+#if defined(__sun)
     double val;
     fp_rnd oldrnd = fpsetround(FP_RN);
     val = rint(r);
diff --git a/src/base/remote_gdb.cc b/src/base/remote_gdb.cc
index 59a9b87d5..2c0da48f0 100644
--- a/src/base/remote_gdb.cc
+++ b/src/base/remote_gdb.cc
@@ -610,7 +610,7 @@ BaseRemoteGDB::trap(int type)
     uint64_t val;
     size_t datalen, len;
     char data[GDBPacketBufLen + 1];
-    char buffer[gdbregs.bytes() * 2 + 256];
+    char *buffer;
     const char *p;
     char command, subcmd;
     string var;
@@ -619,6 +619,8 @@ BaseRemoteGDB::trap(int type)
     if (!attached)
         return false;
 
+    buffer = (char*)malloc(gdbregs.bytes() * 2 + 256);
+
     DPRINTF(GDBMisc, "trap: PC=%#x NPC=%#x\n",
             context->readPC(), context->readNextPC());
 
@@ -916,6 +918,7 @@ BaseRemoteGDB::trap(int type)
     }
 
   out:
+    free(buffer);
     return true;
 }
 
diff --git a/src/base/statistics.hh b/src/base/statistics.hh
index 577ea5eab..d8e8b4c15 100644
--- a/src/base/statistics.hh
+++ b/src/base/statistics.hh
@@ -50,6 +50,9 @@
 
 #include <algorithm>
 #include <cassert>
+#ifdef __SUNPRO_CC
+#include <math.h>
+#endif
 #include <cmath>
 #include <functional>
 #include <iosfwd>
@@ -1410,7 +1413,7 @@ struct DistStor
         else if (val > params.max)
             overflow += number;
         else {
-            int index = (int)floor((val - params.min) / params.bucket_size);
+            int index = (int)std::floor((val - params.min) / params.bucket_size);
             assert(index < size(params));
             cvec[index] += number;
         }
diff --git a/src/base/stats/text.cc b/src/base/stats/text.cc
index c4448efc9..ae0d65537 100644
--- a/src/base/stats/text.cc
+++ b/src/base/stats/text.cc
@@ -32,6 +32,10 @@
 #define _GLIBCPP_USE_C99 1
 #endif
 
+#if defined(__sun)
+#include <math.h>
+#endif
+
 #include <iostream>
 #include <sstream>
 #include <fstream>
diff --git a/src/base/time.cc b/src/base/time.cc
index cbc7256ee..76ba355b7 100644
--- a/src/base/time.cc
+++ b/src/base/time.cc
@@ -105,7 +105,11 @@ Time::date(string format) const
     char buf[256];
 
     if (format.empty()) {
+#ifdef __SUNPRO_CC
+        ctime_r(&sec, buf, 256);
+#else
         ctime_r(&sec, buf);
+#endif
         buf[24] = '\0';
         return buf;
     }
diff --git a/src/base/time.hh b/src/base/time.hh
index 7aa4c50db..f10cc5d6c 100644
--- a/src/base/time.hh
+++ b/src/base/time.hh
@@ -97,7 +97,7 @@ std::ostream &operator<<(std::ostream &out, const Time &time);
  *	@(#)time.h	8.2 (Berkeley) 7/10/94
  */
 
-#if defined(__sun__)
+#if defined(__sun)
 #define timersub(tvp, uvp, vvp)                                         \
     do {                                                            \
             (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \
diff --git a/src/base/timebuf.hh b/src/base/timebuf.hh
index 1d0de8278..348f7a673 100644
--- a/src/base/timebuf.hh
+++ b/src/base/timebuf.hh
@@ -33,6 +33,7 @@
 #define __BASE_TIMEBUF_HH__
 
 #include <cassert>
+#include <cstring>
 #include <vector>
 
 template <class T>
@@ -143,7 +144,7 @@ class TimeBuffer
         char *ptr = data;
         for (int i = 0; i < size; i++) {
             index[i] = ptr;
-            memset(ptr, 0, sizeof(T));
+            std::memset(ptr, 0, sizeof(T));
             new (ptr) T;
             ptr += sizeof(T);
         }
@@ -171,7 +172,7 @@ class TimeBuffer
         if (ptr >= size)
             ptr -= size;
         (reinterpret_cast<T *>(index[ptr]))->~T();
-        memset(index[ptr], 0, sizeof(T));
+        std::memset(index[ptr], 0, sizeof(T));
         new (index[ptr]) T;
     }
 
diff --git a/src/base/trace.hh b/src/base/trace.hh
index 9b053990c..a46643159 100644
--- a/src/base/trace.hh
+++ b/src/base/trace.hh
@@ -186,39 +186,39 @@ do { \
         Trace::dataDump(curTick, name(), data, count);	\
 } while (0)
 
-#define __dprintf(cycle, name, format, args...) \
-    Trace::dprintf(format, (*(new cp::ArgList), args), cycle, name)
+#define __dprintf(cycle, name, format, ...) \
+    Trace::dprintf(format, (*(new cp::ArgList), __VA_ARGS__), cycle, name)
 
-#define DPRINTF(x, args...) \
+#define DPRINTF(x, ...) \
 do { \
     if (Trace::IsOn(Trace::x)) \
-        __dprintf(curTick, name(), args, cp::ArgListNull()); \
+        __dprintf(curTick, name(), __VA_ARGS__, cp::ArgListNull()); \
 } while (0)
 
-#define DPRINTFR(x, args...) \
+#define DPRINTFR(x, ...) \
 do { \
     if (Trace::IsOn(Trace::x)) \
-        __dprintf((Tick)-1, std::string(), args, cp::ArgListNull());	\
+        __dprintf((Tick)-1, std::string(), __VA_ARGS__, cp::ArgListNull());	\
 } while (0)
 
-#define DPRINTFN(args...) \
+#define DPRINTFN(...) \
 do { \
-    __dprintf(curTick, name(), args, cp::ArgListNull()); \
+    __dprintf(curTick, name(), __VA_ARGS__, cp::ArgListNull()); \
 } while (0)
 
-#define DPRINTFNR(args...) \
+#define DPRINTFNR(...) \
 do { \
-    __dprintf((Tick)-1, string(), args, cp::ArgListNull()); \
+    __dprintf((Tick)-1, string(), __VA_ARGS__, cp::ArgListNull()); \
 } while (0)
 
 #else // !TRACING_ON
 
 #define DTRACE(x) (false)
 #define DCOUT(x) if (0) DebugOut()
-#define DPRINTF(x, args...) do {} while (0)
-#define DPRINTFR(args...) do {} while (0)
-#define DPRINTFN(args...) do {} while (0)
-#define DPRINTFNR(args...) do {} while (0)
+#define DPRINTF(x, ...) do {} while (0)
+#define DPRINTFR(...) do {} while (0)
+#define DPRINTFN(...) do {} while (0)
+#define DPRINTFNR(...) do {} while (0)
 #define DDUMP(x, data, count) do {} while (0)
 
 #endif	// TRACING_ON
diff --git a/src/cpu/SConscript b/src/cpu/SConscript
index 5771a7904..4d4b7574c 100644
--- a/src/cpu/SConscript
+++ b/src/cpu/SConscript
@@ -54,18 +54,18 @@ execfile(models_db.srcnode().abspath)
 exec_sig_template = '''
 virtual Fault execute(%s *xc, Trace::InstRecord *traceData) const = 0;
 virtual Fault initiateAcc(%s *xc, Trace::InstRecord *traceData) const
-{ panic("initiateAcc not defined!"); };
+{ panic("initiateAcc not defined!"); M5_DUMMY_RETURN };
 virtual Fault completeAcc(Packet *pkt, %s *xc,
                           Trace::InstRecord *traceData) const
-{ panic("completeAcc not defined!"); };
+{ panic("completeAcc not defined!"); M5_DUMMY_RETURN };
 '''
 
 mem_ini_sig_template = '''
-virtual Fault initiateAcc(%s *xc, Trace::InstRecord *traceData) const { panic("Not defined!"); };
+virtual Fault initiateAcc(%s *xc, Trace::InstRecord *traceData) const { panic("Not defined!"); M5_DUMMY_RETURN };
 '''
 
 mem_comp_sig_template = '''
-virtual Fault completeAcc(uint8_t *data, %s *xc, Trace::InstRecord *traceData) const { panic("Not defined!"); return NoFault; };
+virtual Fault completeAcc(uint8_t *data, %s *xc, Trace::InstRecord *traceData) const { panic("Not defined!"); return NoFault; M5_DUMMY_RETURN };
 '''
 
 # Generate a temporary CPU list, including the CheckerCPU if
diff --git a/src/cpu/activity.cc b/src/cpu/activity.cc
index 9a0f6d98d..15e0556ad 100644
--- a/src/cpu/activity.cc
+++ b/src/cpu/activity.cc
@@ -28,6 +28,8 @@
  * Authors: Kevin Lim
  */
 
+#include <cstring>
+
 #include "base/timebuf.hh"
 #include "cpu/activity.hh"
 
@@ -37,7 +39,7 @@ ActivityRecorder::ActivityRecorder(int num_stages, int longest_latency,
       activityCount(activity), numStages(num_stages)
 {
     stageActive = new bool[numStages];
-    memset(stageActive, 0, numStages);
+    std::memset(stageActive, 0, numStages);
 }
 
 void
@@ -114,7 +116,7 @@ void
 ActivityRecorder::reset()
 {
     activityCount = 0;
-    memset(stageActive, 0, numStages);
+    std::memset(stageActive, 0, numStages);
     for (int i = 0; i < longestLatency + 1; ++i)
         activityBuffer.advance();
 }
diff --git a/src/cpu/exetrace.hh b/src/cpu/exetrace.hh
index 6562e5265..a825f6a82 100644
--- a/src/cpu/exetrace.hh
+++ b/src/cpu/exetrace.hh
@@ -32,6 +32,7 @@
 #ifndef __EXETRACE_HH__
 #define __EXETRACE_HH__
 
+#include <cstring>
 #include <fstream>
 #include <vector>
 
@@ -169,7 +170,7 @@ InstRecord::setRegs(const IntRegFile &regs)
     if (!iregs)
       iregs = new iRegFile;
 
-    memcpy(&iregs->regs, &regs, sizeof(IntRegFile));
+    std::memcpy(&iregs->regs, &regs, sizeof(IntRegFile));
     regs_valid = true;
 }
 
diff --git a/src/cpu/simple/base.hh b/src/cpu/simple/base.hh
index c39bfa9cd..31fd00977 100644
--- a/src/cpu/simple/base.hh
+++ b/src/cpu/simple/base.hh
@@ -186,7 +186,8 @@ class BaseSimpleCPU : public BaseCPU
     // These functions are only used in CPU models that split
     // effective address computation from the actual memory access.
     void setEA(Addr EA) { panic("BaseSimpleCPU::setEA() not implemented\n"); }
-    Addr getEA() 	{ panic("BaseSimpleCPU::getEA() not implemented\n"); }
+    Addr getEA() 	{ panic("BaseSimpleCPU::getEA() not implemented\n");
+        M5_DUMMY_RETURN}
 
     void prefetch(Addr addr, unsigned flags)
     {
diff --git a/src/dev/baddev.cc b/src/dev/baddev.cc
index 6a7060455..a2d2650cb 100644
--- a/src/dev/baddev.cc
+++ b/src/dev/baddev.cc
@@ -56,12 +56,14 @@ Tick
 BadDevice::read(PacketPtr pkt)
 {
     panic("Device %s not imlpmented\n", devname);
+    M5_DUMMY_RETURN
 }
 
 Tick
 BadDevice::write(PacketPtr pkt)
 {
     panic("Device %s not imlpmented\n", devname);
+    M5_DUMMY_RETURN
 }
 
 BEGIN_DECLARE_SIM_OBJECT_PARAMS(BadDevice)
diff --git a/src/dev/ide_atareg.h b/src/dev/ide_atareg.h
index df16d09d5..b9f1d9e0f 100644
--- a/src/dev/ide_atareg.h
+++ b/src/dev/ide_atareg.h
@@ -35,7 +35,7 @@
 
 #if defined(linux)
 #include <endian.h>
-#elif defined(__sun__)
+#elif defined(__sun)
 #include <sys/isa_defs.h>
 #else
 #include <machine/endian.h>
diff --git a/src/dev/io_device.hh b/src/dev/io_device.hh
index aa242d170..c56eba267 100644
--- a/src/dev/io_device.hh
+++ b/src/dev/io_device.hh
@@ -109,7 +109,7 @@ class DmaPort : public Port
 
     virtual bool recvTiming(PacketPtr pkt);
     virtual Tick recvAtomic(PacketPtr pkt)
-    { panic("dma port shouldn't be used for pio access."); }
+    { panic("dma port shouldn't be used for pio access."); M5_DUMMY_RETURN }
     virtual void recvFunctional(PacketPtr pkt)
     { panic("dma port shouldn't be used for pio access."); }
 
diff --git a/src/dev/pciconfigall.cc b/src/dev/pciconfigall.cc
index 39c8f0fa0..bd1855847 100644
--- a/src/dev/pciconfigall.cc
+++ b/src/dev/pciconfigall.cc
@@ -83,8 +83,10 @@ PciConfigAll::write(PacketPtr pkt)
 {
     assert(pkt->result == Packet::Unknown);
     panic("Attempting to write to config space on non-existant device\n");
+    M5_DUMMY_RETURN
 }
 
+
 void
 PciConfigAll::addressRanges(AddrRangeList &range_list)
 {
diff --git a/src/dev/pcidev.hh b/src/dev/pcidev.hh
index fbfdbb65c..56e3ffb4a 100644
--- a/src/dev/pcidev.hh
+++ b/src/dev/pcidev.hh
@@ -37,6 +37,8 @@
 #ifndef __DEV_PCIDEV_HH__
 #define __DEV_PCIDEV_HH__
 
+#include <cstring>
+
 #include "dev/io_device.hh"
 #include "dev/pcireg.h"
 #include "dev/platform.hh"
@@ -62,8 +64,8 @@ class PciConfigData : public SimObject
     PciConfigData(const std::string &name)
         : SimObject(name)
     {
-        memset(config.data, 0, sizeof(config.data));
-        memset(BARSize, 0, sizeof(BARSize));
+        std::memset(config.data, 0, sizeof(config.data));
+        std::memset(BARSize, 0, sizeof(BARSize));
     }
 
     /** The first 64 bytes */
diff --git a/src/dev/platform.cc b/src/dev/platform.cc
index 07288249c..b2b8695a7 100644
--- a/src/dev/platform.cc
+++ b/src/dev/platform.cc
@@ -62,6 +62,7 @@ Addr
 Platform::pciToDma(Addr pciAddr) const
 {
    panic("No PCI dma support in platform.");
+   M5_DUMMY_RETURN
 }
 
 void
diff --git a/src/dev/sparc/mm_disk.cc b/src/dev/sparc/mm_disk.cc
index 9057c28be..018415f6c 100644
--- a/src/dev/sparc/mm_disk.cc
+++ b/src/dev/sparc/mm_disk.cc
@@ -33,6 +33,8 @@
  * in legion. Any access is translated to an offset in the disk image.
  */
 
+#include <cstring>
+
 #include "base/trace.hh"
 #include "dev/sparc/mm_disk.hh"
 #include "dev/platform.hh"
@@ -45,7 +47,7 @@
 MmDisk::MmDisk(Params *p)
     : BasicPioDevice(p), image(p->image), curSector((uint64_t)-1), dirty(false)
 {
-    memset(&bytes, 0, SectorSize);
+    std::memset(&bytes, 0, SectorSize);
     pioSize = image->size() * SectorSize;
 }
 
@@ -99,6 +101,7 @@ Tick
 MmDisk::write(PacketPtr pkt)
 {
    panic("need to implement\n");
+   M5_DUMMY_RETURN
 }
 
 
diff --git a/src/dev/sparc/t1000.cc b/src/dev/sparc/t1000.cc
index 4a8de77a5..233808631 100644
--- a/src/dev/sparc/t1000.cc
+++ b/src/dev/sparc/t1000.cc
@@ -57,6 +57,7 @@ Tick
 T1000::intrFrequency()
 {
     panic("Need implementation\n");
+    M5_DUMMY_RETURN
 }
 
 void
@@ -89,6 +90,7 @@ Addr
 T1000::pciToDma(Addr pciAddr) const
 {
     panic("Need implementation\n");
+    M5_DUMMY_RETURN
 }
 
 
@@ -96,6 +98,7 @@ Addr
 T1000::calcConfigAddr(int bus, int dev, int func)
 {
     panic("Need implementation\n");
+    M5_DUMMY_RETURN
 }
 
 void
diff --git a/src/mem/cache/cache_impl.hh b/src/mem/cache/cache_impl.hh
index 9c41983fc..b8c896498 100644
--- a/src/mem/cache/cache_impl.hh
+++ b/src/mem/cache/cache_impl.hh
@@ -40,6 +40,7 @@
 
 #include <cassert>
 #include <iostream>
+#include <cstring>
 #include <string>
 
 #include "sim/host.hh"
@@ -125,7 +126,7 @@ Cache<TagStore,Coherence>::handleAccess(PacketPtr &pkt, int & lat,
                 assert(offset < blkSize);
                 assert(pkt->getSize() <= blkSize);
                 assert(offset+pkt->getSize() <= blkSize);
-                memcpy(blk->data + offset, pkt->getPtr<uint8_t>(),
+                std::memcpy(blk->data + offset, pkt->getPtr<uint8_t>(),
                        pkt->getSize());
             } else if (!(pkt->flags & SATISFIED)) {
                 pkt->flags |= SATISFIED;
@@ -133,7 +134,7 @@ Cache<TagStore,Coherence>::handleAccess(PacketPtr &pkt, int & lat,
                 assert(offset < blkSize);
                 assert(pkt->getSize() <= blkSize);
                 assert(offset + pkt->getSize() <=blkSize);
-                memcpy(pkt->getPtr<uint8_t>(), blk->data + offset,
+                std::memcpy(pkt->getPtr<uint8_t>(), blk->data + offset,
                        pkt->getSize());
             }
             return blk;
@@ -176,7 +177,7 @@ Cache<TagStore,Coherence>::handleAccess(PacketPtr &pkt, int & lat,
                 if (blk->checkWrite(pkt->req)) {
                     write_data = true;
                     blk->status |= BlkDirty;
-                    memcpy(blk->data + offset, pkt->getPtr<uint8_t>(),
+                    std::memcpy(blk->data + offset, pkt->getPtr<uint8_t>(),
                            pkt->getSize());
                 }
             } else {
@@ -184,7 +185,7 @@ Cache<TagStore,Coherence>::handleAccess(PacketPtr &pkt, int & lat,
                 if (pkt->req->isLocked()) {
                     blk->trackLoadLocked(pkt->req);
                 }
-                memcpy(pkt->getPtr<uint8_t>(), blk->data + offset,
+                std::memcpy(pkt->getPtr<uint8_t>(), blk->data + offset,
                        pkt->getSize());
             }
 
@@ -228,7 +229,7 @@ Cache<TagStore,Coherence>::handleFill(BlkType *blk, PacketPtr &pkt,
 
 
     if (pkt->isRead()) {
-        memcpy(blk->data, pkt->getPtr<uint8_t>(), blkSize);
+        std::memcpy(blk->data, pkt->getPtr<uint8_t>(), blkSize);
     }
 
         blk->whenReady = pkt->finishTime;
@@ -249,14 +250,14 @@ Cache<TagStore,Coherence>::handleFill(BlkType *blk, PacketPtr &pkt,
             if (target->isWrite()) {
                 if (blk->checkWrite(pkt->req)) {
                     blk->status |= BlkDirty;
-                    memcpy(blk->data + target->getOffset(blkSize),
+                    std::memcpy(blk->data + target->getOffset(blkSize),
                            target->getPtr<uint8_t>(), target->getSize());
                 }
             } else {
                 if (pkt->req->isLocked()) {
                     blk->trackLoadLocked(pkt->req);
                 }
-                memcpy(target->getPtr<uint8_t>(),
+                std::memcpy(target->getPtr<uint8_t>(),
                        blk->data + target->getOffset(blkSize),
                        target->getSize());
             }
@@ -285,7 +286,7 @@ Cache<TagStore,Coherence>::handleFill(BlkType *blk, MSHR * mshr,
     blk = doReplacement(blk, pkt, new_state, writebacks);
 
     if (pkt->isRead()) {
-        memcpy(blk->data, pkt->getPtr<uint8_t>(), blkSize);
+        std::memcpy(blk->data, pkt->getPtr<uint8_t>(), blkSize);
     }
 
     blk->whenReady = pkt->finishTime;
@@ -337,14 +338,14 @@ Cache<TagStore,Coherence>::handleFill(BlkType *blk, MSHR * mshr,
             if (target->isWrite()) {
                 if (blk->checkWrite(pkt->req)) {
                     blk->status |= BlkDirty;
-                    memcpy(blk->data + target->getOffset(blkSize),
+                    std::memcpy(blk->data + target->getOffset(blkSize),
                            target->getPtr<uint8_t>(), target->getSize());
                 }
             } else {
                 if (pkt->req->isLocked()) {
                     blk->trackLoadLocked(pkt->req);
                 }
-                memcpy(target->getPtr<uint8_t>(),
+                std::memcpy(target->getPtr<uint8_t>(),
                        blk->data + target->getOffset(blkSize),
                        target->getSize());
             }
@@ -384,7 +385,7 @@ Cache<TagStore,Coherence>::handleSnoop(BlkType *blk,
     assert(offset < blkSize);
     assert(pkt->getSize() <= blkSize);
     assert(offset + pkt->getSize() <=blkSize);
-    memcpy(pkt->getPtr<uint8_t>(), blk->data + offset, pkt->getSize());
+    std::memcpy(pkt->getPtr<uint8_t>(), blk->data + offset, pkt->getSize());
 
     handleSnoop(blk, new_state);
 }
@@ -431,7 +432,7 @@ Cache<TagStore,Coherence>::writebackBlk(BlkType *blk)
         new Request(tags->regenerateBlkAddr(blk->tag, blk->set), blkSize, 0);
     PacketPtr writeback = new Packet(writebackReq, Packet::Writeback, -1);
     writeback->allocate();
-    memcpy(writeback->getPtr<uint8_t>(),blk->data,blkSize);
+    std::memcpy(writeback->getPtr<uint8_t>(),blk->data,blkSize);
 
     blk->status &= ~BlkDirty;
     return writeback;
@@ -463,7 +464,7 @@ Cache<TagStore,Coherence>::verifyData(BlkType *blk)
         assert(blkSize == blk->size);
     }
 
-    retval = memcmp(tmp_data, blk->data, blkSize) == 0;
+    retval = std::memcmp(tmp_data, blk->data, blkSize) == 0;
     delete [] tmp_data;
     return retval;
 }
@@ -664,7 +665,7 @@ Cache<TagStore,Coherence>::sendResult(PacketPtr &pkt, MSHR* mshr,
                 DPRINTF(Cache, "Block for blk addr %x moving from state "
                         "%i to %i\n", pkt->getAddr(), old_state, new_state);
             //Set the state on the upgrade
-            memcpy(pkt->getPtr<uint8_t>(), blk->data, blkSize);
+            std::memcpy(pkt->getPtr<uint8_t>(), blk->data, blkSize);
             PacketList writebacks;
             handleFill(blk, mshr, new_state, writebacks, pkt);
             assert(writebacks.empty());
@@ -839,7 +840,7 @@ Cache<TagStore,Coherence>::snoop(PacketPtr &pkt)
                         assert(offset < blkSize);
                         assert(pkt->getSize() <= blkSize);
                         assert(offset + pkt->getSize() <=blkSize);
-                        memcpy(pkt->getPtr<uint8_t>(), mshr->pkt->getPtr<uint8_t>() + offset, pkt->getSize());
+                        std::memcpy(pkt->getPtr<uint8_t>(), mshr->pkt->getPtr<uint8_t>() + offset, pkt->getSize());
 
                         respondToSnoop(pkt, curTick + hitLatency);
                     }
diff --git a/src/mem/cache/miss/blocking_buffer.cc b/src/mem/cache/miss/blocking_buffer.cc
index 4a431d82d..a1af88341 100644
--- a/src/mem/cache/miss/blocking_buffer.cc
+++ b/src/mem/cache/miss/blocking_buffer.cc
@@ -32,6 +32,7 @@
  * @file
  * Definitions of a simple buffer for a blocking cache.
  */
+#include <cstring>
 
 #include "mem/cache/base_cache.hh"
 #include "mem/cache/miss/blocking_buffer.hh"
@@ -60,7 +61,7 @@ BlockingBuffer::handleMiss(PacketPtr &pkt, int blk_size, Tick time)
             wb.allocate(pkt->cmd, blk_addr, blk_size, pkt);
         }
 
-        memcpy(wb.pkt->getPtr<uint8_t>(), pkt->getPtr<uint8_t>(), blk_size);
+        std::memcpy(wb.pkt->getPtr<uint8_t>(), pkt->getPtr<uint8_t>(), blk_size);
 
         cache->setBlocked(Blocked_NoWBBuffers);
         cache->setMasterRequest(Request_WB, time);
@@ -147,7 +148,7 @@ BlockingBuffer::handleResponse(PacketPtr &pkt, Tick time)
             PacketPtr target = ((MSHR*)(pkt->senderState))->getTarget();
             ((MSHR*)(pkt->senderState))->popTarget();
             if (pkt->isRead()) {
-                memcpy(target->getPtr<uint8_t>(), pkt->getPtr<uint8_t>(), target->getSize());
+                std::memcpy(target->getPtr<uint8_t>(), pkt->getPtr<uint8_t>(), target->getSize());
             }
             cache->respond(target, time);
             assert(!((MSHR*)(pkt->senderState))->hasTargets());
@@ -191,7 +192,7 @@ BlockingBuffer::doWriteback(Addr addr,
     PacketPtr pkt = new Packet(req, Packet::Writeback, -1);
     pkt->allocate();
     if (data) {
-        memcpy(pkt->getPtr<uint8_t>(), data, size);
+        std::memcpy(pkt->getPtr<uint8_t>(), data, size);
     }
 
     if (compressed) {
@@ -217,7 +218,7 @@ BlockingBuffer::doWriteback(PacketPtr &pkt)
 
     // Since allocate as buffer copies the request,
     // need to copy data here.
-        memcpy(wb.pkt->getPtr<uint8_t>(), pkt->getPtr<uint8_t>(), pkt->getSize());
+    std::memcpy(wb.pkt->getPtr<uint8_t>(), pkt->getPtr<uint8_t>(), pkt->getSize());
 
     cache->setBlocked(Blocked_NoWBBuffers);
     cache->setMasterRequest(Request_WB, curTick);
diff --git a/src/mem/cache/miss/blocking_buffer.hh b/src/mem/cache/miss/blocking_buffer.hh
index 205068a8c..24386a249 100644
--- a/src/mem/cache/miss/blocking_buffer.hh
+++ b/src/mem/cache/miss/blocking_buffer.hh
@@ -90,6 +90,7 @@ public:
                      PacketPtr &target)
     {
         fatal("Unimplemented");
+        M5_DUMMY_RETURN
     }
 
     /**
@@ -201,6 +202,7 @@ public:
     MSHR* allocateTargetList(Addr addr)
     {
         fatal("Unimplemented");
+        M5_DUMMY_RETURN
     }
 };
 
diff --git a/src/mem/cache/tags/iic.cc b/src/mem/cache/tags/iic.cc
index 38f9662ea..e547e112e 100644
--- a/src/mem/cache/tags/iic.cc
+++ b/src/mem/cache/tags/iic.cc
@@ -527,7 +527,7 @@ IIC::hash(Addr addr) const {
     tag = extractTag(addr);
     mask = hashSets-1; /* assumes iic_hash_size is a power of 2 */
     x = tag & mask;
-    y = (tag >> (int)(::log(hashSets)/::log(2))) & mask;
+    y = (tag >> (int)(::log((double)hashSets)/::log((double)2))) & mask;
     assert (x < hashSets && y < hashSets);
     return x ^ y;
 #endif
diff --git a/src/mem/cache/tags/lru.hh b/src/mem/cache/tags/lru.hh
index 4b94adca6..75272544c 100644
--- a/src/mem/cache/tags/lru.hh
+++ b/src/mem/cache/tags/lru.hh
@@ -36,6 +36,7 @@
 #ifndef __LRU_HH__
 #define __LRU_HH__
 
+#include <cstring>
 #include <list>
 
 #include "mem/cache/cache_blk.hh" // base class
@@ -273,7 +274,7 @@ public:
      */
     void readData(LRUBlk *blk, uint8_t *data)
     {
-        memcpy(data, blk->data, blk->size);
+        std::memcpy(data, blk->data, blk->size);
     }
 
     /**
diff --git a/src/mem/cache/tags/split.hh b/src/mem/cache/tags/split.hh
index e6ace0921..840b68940 100644
--- a/src/mem/cache/tags/split.hh
+++ b/src/mem/cache/tags/split.hh
@@ -36,6 +36,7 @@
 #ifndef __SPLIT_HH__
 #define __SPLIT_HH__
 
+#include <cstring>
 #include <list>
 
 #include "mem/cache/cache_blk.hh" // base class
@@ -234,6 +235,7 @@ class Split : public BaseTags
     int extractSet(Addr addr) const
     {
         panic("should never call this!\n");
+        M5_DUMMY_RETURN
     }
 
     /**
@@ -281,7 +283,7 @@ class Split : public BaseTags
      */
     void readData(SplitBlk *blk, uint8_t *data)
     {
-        memcpy(data, blk->data, blk->size);
+        std::memcpy(data, blk->data, blk->size);
     }
 
     /**
diff --git a/src/mem/cache/tags/split_lifo.hh b/src/mem/cache/tags/split_lifo.hh
index 9001cdb14..0f8adf18d 100644
--- a/src/mem/cache/tags/split_lifo.hh
+++ b/src/mem/cache/tags/split_lifo.hh
@@ -36,6 +36,7 @@
 #ifndef __SPLIT_LIFO_HH__
 #define __SPLIT_LIFO_HH__
 
+#include <cstring>
 #include <list>
 
 #include "mem/cache/cache_blk.hh" // base class
@@ -296,7 +297,7 @@ public:
      */
     void readData(SplitBlk *blk, uint8_t *data)
     {
-        memcpy(data, blk->data, blk->size);
+        std::memcpy(data, blk->data, blk->size);
     }
 
     /**
diff --git a/src/mem/cache/tags/split_lru.hh b/src/mem/cache/tags/split_lru.hh
index e17a478d3..eb65445ea 100644
--- a/src/mem/cache/tags/split_lru.hh
+++ b/src/mem/cache/tags/split_lru.hh
@@ -36,6 +36,7 @@
 #ifndef __SPLIT_LRU_HH__
 #define __SPLIT_LRU_HH__
 
+#include <cstring>
 #include <list>
 
 #include "mem/cache/cache_blk.hh" // base class
@@ -279,7 +280,7 @@ public:
      */
     void readData(SplitBlk *blk, uint8_t *data)
     {
-        memcpy(data, blk->data, blk->size);
+        std::memcpy(data, blk->data, blk->size);
     }
 
     /**
diff --git a/src/mem/dram.cc b/src/mem/dram.cc
index 873ca5b97..394c70db6 100644
--- a/src/mem/dram.cc
+++ b/src/mem/dram.cc
@@ -102,7 +102,7 @@ Kluwer Academic, pages 291-310, March, 2000.
 
 #include "mem/dram.hh"
 #include "sim/builder.hh"
-
+#include <stdlib.h>
 #include <string>
 
 extern int maxThreadsPerCPU;
@@ -203,7 +203,7 @@ DRAMMemory::DRAMMemory(Params *p)
         last_bank = num_banks+1;
         last_row  = num_rows;
         busy_until = new Tick[num_banks];
-        memset(busy_until,0,sizeof(Tick)*num_banks); /* initiliaze */
+        std::memset(busy_until,0,sizeof(Tick)*num_banks); /* initiliaze */
 
 }
 
diff --git a/src/mem/packet.cc b/src/mem/packet.cc
index e2faf4527..44805236c 100644
--- a/src/mem/packet.cc
+++ b/src/mem/packet.cc
@@ -36,7 +36,7 @@
  */
 
 #include <iostream>
-
+#include <cstring>
 #include "base/misc.hh"
 #include "base/trace.hh"
 #include "mem/packet.hh"
@@ -183,7 +183,7 @@ fixPacket(PacketPtr func, PacketPtr timing)
     if (func->isRead()) {
         if (funcStart >= timingStart && funcEnd <= timingEnd) {
             func->allocate();
-            memcpy(func->getPtr<uint8_t>(), timing->getPtr<uint8_t>() +
+            std::memcpy(func->getPtr<uint8_t>(), timing->getPtr<uint8_t>() +
                     funcStart - timingStart, func->getSize());
             func->result = Packet::Success;
             func->flags |= SATISFIED;
@@ -199,11 +199,11 @@ fixPacket(PacketPtr func, PacketPtr timing)
         }
     } else if (func->isWrite()) {
         if (funcStart >= timingStart) {
-            memcpy(timing->getPtr<uint8_t>() + (funcStart - timingStart),
+            std::memcpy(timing->getPtr<uint8_t>() + (funcStart - timingStart),
                    func->getPtr<uint8_t>(),
                    (std::min(funcEnd, timingEnd) - funcStart) + 1);
         } else { // timingStart > funcStart
-            memcpy(timing->getPtr<uint8_t>(),
+            std::memcpy(timing->getPtr<uint8_t>(),
                    func->getPtr<uint8_t>() + (timingStart - funcStart),
                    (std::min(funcEnd, timingEnd) - timingStart) + 1);
         }
diff --git a/src/mem/physical.cc b/src/mem/physical.cc
index 7d616a4e5..eccd42bec 100644
--- a/src/mem/physical.cc
+++ b/src/mem/physical.cc
@@ -59,7 +59,7 @@ PhysicalMemory::PhysicalMemory(Params *p)
 
     int map_flags = MAP_ANON | MAP_PRIVATE;
     pmemAddr = (uint8_t *)mmap(NULL, params()->addrRange.size(), PROT_READ | PROT_WRITE,
-                                map_flags, -1, 0);
+            map_flags, -1, 0);
 
     if (pmemAddr == (void *)MAP_FAILED) {
         perror("mmap");
@@ -84,7 +84,7 @@ PhysicalMemory::init()
 PhysicalMemory::~PhysicalMemory()
 {
     if (pmemAddr)
-        munmap(pmemAddr, params()->addrRange.size());
+        munmap((char*)pmemAddr, params()->addrRange.size());
     //Remove memPorts?
 }
 
@@ -430,7 +430,7 @@ PhysicalMemory::unserialize(Checkpoint *cp, const string &section)
     // unmap file that was mmaped in the constructor
     // This is done here to make sure that gzip and open don't muck with our
     // nice large space of memory before we reallocate it
-    munmap(pmemAddr, params()->addrRange.size());
+    munmap((char*)pmemAddr, params()->addrRange.size());
 
     pmemAddr = (uint8_t *)mmap(NULL, params()->addrRange.size(), PROT_READ | PROT_WRITE,
                                 MAP_ANON | MAP_PRIVATE, -1, 0);
diff --git a/src/mem/port.cc b/src/mem/port.cc
index bbc98c160..da719bbd9 100644
--- a/src/mem/port.cc
+++ b/src/mem/port.cc
@@ -32,6 +32,7 @@
  * @file
  * Port object definitions.
  */
+#include <cstring>
 
 #include "base/chunk_generator.hh"
 #include "base/trace.hh"
@@ -78,7 +79,7 @@ Port::memsetBlob(Addr addr, uint8_t val, int size)
     // quick and dirty...
     uint8_t *buf = new uint8_t[size];
 
-    memset(buf, val, size);
+    std::memset(buf, val, size);
     blobHelper(addr, buf, size, Packet::WriteReq);
 
     delete [] buf;
diff --git a/src/mem/port.hh b/src/mem/port.hh
index 75afc04e6..5e55225bf 100644
--- a/src/mem/port.hh
+++ b/src/mem/port.hh
@@ -159,7 +159,7 @@ class Port
         this function to be called, a DMA interface doesn't really have a
         block size, so it is defaulted to a panic.
     */
-    virtual int deviceBlockSize() { panic("??"); }
+    virtual int deviceBlockSize() { panic("??"); M5_DUMMY_RETURN }
 
     /** The peer port is requesting us to reply with a list of the ranges we
         are responsible for.
@@ -261,8 +261,10 @@ class FunctionalPort : public Port
     {}
 
   protected:
-    virtual bool recvTiming(PacketPtr pkt) { panic("FuncPort is UniDir"); }
-    virtual Tick recvAtomic(PacketPtr pkt) { panic("FuncPort is UniDir"); }
+    virtual bool recvTiming(PacketPtr pkt) { panic("FuncPort is UniDir");
+        M5_DUMMY_RETURN }
+    virtual Tick recvAtomic(PacketPtr pkt) { panic("FuncPort is UniDir");
+        M5_DUMMY_RETURN }
     virtual void recvFunctional(PacketPtr pkt) { panic("FuncPort is UniDir"); }
     virtual void recvStatusChange(Status status) {}
 
diff --git a/src/sim/byteswap.hh b/src/sim/byteswap.hh
index 4ac1ee711..da427f1e1 100644
--- a/src/sim/byteswap.hh
+++ b/src/sim/byteswap.hh
@@ -47,7 +47,7 @@
 // If one doesn't exist, we pretty much get what is listed below, so it all
 // works out
 #include <byteswap.h>
-#elif defined (__sun__)
+#elif defined (__sun)
 #include <sys/isa_defs.h>
 #else
 #include <machine/endian.h>