From: Steve Reinhardt <Steve.Reinhardt@amd.com>
Date: Mon, 10 Nov 2008 22:11:07 +0000 (-0800)
Subject: mem: Assert that requests have non-negative size.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=63127cbf37ac9b37096c5ede06c929069a5ceb49;p=gem5.git

mem: Assert that requests have non-negative size.
Would have saved me much debugging time if these
had been in there previously.
---

diff --git a/src/base/chunk_generator.hh b/src/base/chunk_generator.hh
index e8238464b..d2ae45d1e 100644
--- a/src/base/chunk_generator.hh
+++ b/src/base/chunk_generator.hh
@@ -82,6 +82,7 @@ class ChunkGenerator
     {
         // chunkSize must be a power of two
         assert(chunkSize == 0 || isPowerOf2(chunkSize));
+        assert(totalSize >= 0);
 
         // set up initial chunk.
         curAddr = startAddr;
diff --git a/src/mem/request.hh b/src/mem/request.hh
index da0d9c7e0..d1e011c7d 100644
--- a/src/mem/request.hh
+++ b/src/mem/request.hh
@@ -172,6 +172,7 @@ class Request : public FastAlloc
      * allocated Request object. */
     void setPhys(Addr _paddr, int _size, int _flags)
     {
+        assert(_size >= 0);
         paddr = _paddr;
         size = _size;
         flags = _flags;
@@ -188,6 +189,7 @@ class Request : public FastAlloc
      * allocated Request object. */
     void setVirt(int _asid, Addr _vaddr, int _size, int _flags, Addr _pc)
     {
+        assert(_size >= 0);
         asid = _asid;
         vaddr = _vaddr;
         size = _size;