make our code a little more standards compliant

pretty close to compiling w/ suns compiler

briefly:
add dummy return after panic()/fatal()
split out flags by compiler vendor
include cstring and cmath where appropriate
use std namespace for string ops

SConstruct:
    Add code to detect compiler and choose cflags based on detected compiler
    Fix zlib check to work with suncc
src/SConscript:
    split out flags by compiler vendor
src/arch/sparc/isa/decoder.isa:
    use correct namespace for sqrt
src/arch/sparc/isa/formats/basic.isa:
    add dummy return around panic
src/arch/sparc/isa/formats/integerop.isa:
    use correct namespace for stringops
src/arch/sparc/isa/includes.isa:
    include cstring and cmath where appropriate
src/arch/sparc/isa_traits.hh:
    remove dangling comma
src/arch/sparc/system.cc:
    dummy return to make sun cc front end happy
src/arch/sparc/tlb.cc:
src/base/compression/lzss_compression.cc:
    use std namespace for string ops
src/arch/sparc/utility.hh:
    no reason to say something is unsigned unsigned int
src/base/compression/null_compression.hh:
    dummy returns to for suncc front end
src/base/cprintf.hh:
    use standard variadic argument syntax instead of gnuc specefic renaming
src/base/hashmap.hh:
    don't need to define hash for suncc
src/base/hostinfo.cc:
    need stdio.h for sprintf
src/base/loader/object_file.cc:
    munmap is in std namespace not null
src/base/misc.hh:
    use M5 generic noreturn macros
    use standard variadic macro __VA_ARGS__
src/base/pollevent.cc:
    we need file.h for file flags
src/base/random.cc:
    mess with include files to make suncc happy
src/base/remote_gdb.cc:
    malloc memory for function instead of having a non-constant in an array size
src/base/statistics.hh:
    use std namespace for floor
src/base/stats/text.cc:
    include math.h for rint (cmath won't work)
src/base/time.cc:
    use suncc version of ctime_r
src/base/time.hh:
    change macro to work with both gcc and suncc
src/base/timebuf.hh:
    include cstring from memset and use std::
src/base/trace.hh:
    change variadic macros to be normal format
src/cpu/SConscript:
    add dummy returns where appropriate
src/cpu/activity.cc:
    include cstring for memset
src/cpu/exetrace.hh:
    include cstring fro memcpy
src/cpu/simple/base.hh:
    add dummy return for panic
src/dev/baddev.cc:
src/dev/pciconfigall.cc:
src/dev/platform.cc:
src/dev/sparc/t1000.cc:
    add dummy return where appropriate
src/dev/ide_atareg.h:
    make define work for both gnuc and suncc
src/dev/io_device.hh:
    add dummy returns where approirate
src/dev/pcidev.hh:
src/mem/cache/cache_impl.hh:
src/mem/cache/miss/blocking_buffer.cc:
src/mem/cache/tags/lru.hh:
src/mem/cache/tags/split.hh:
src/mem/cache/tags/split_lifo.hh:
src/mem/cache/tags/split_lru.hh:
src/mem/dram.cc:
src/mem/packet.cc:
src/mem/port.cc:
    include cstring for string ops
src/dev/sparc/mm_disk.cc:
    add dummy return where appropriate
    include cstring for string ops
src/mem/cache/miss/blocking_buffer.hh:
src/mem/port.hh:
    Add dummy return where appropriate
src/mem/cache/tags/iic.cc:
    cast hastSets to double for log() call
src/mem/physical.cc:
    cast pmemAddr to char* for munmap
src/sim/byteswap.hh:
    make define work for suncc and gnuc

--HG--
extra : convert_revision : ef8a1f1064e43b6c39838a85c01aee4f795497bd

8 files changed, 33 insertions, 24 deletions

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);
     }
 
     /**