From 15afc87f7cb5994c308422d2b01e1c0723a07e5e Mon Sep 17 00:00:00 2001
From: Derek Hower <drh5@cs.wisc.edu>
Date: Wed, 8 Jul 2009 08:40:32 -0500
Subject: slicc: fixed MI_example bug.  The directory wasn't deallocating the
 TBE, leading to a leak. Also increased the default max TBE size to 256 to
 allow memtest to pass the regression.

---
 src/mem/protocol/MI_example-dir.sm | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'src/mem/protocol')

diff --git a/src/mem/protocol/MI_example-dir.sm b/src/mem/protocol/MI_example-dir.sm
index 29678ffc4..a275e4b8d 100644
--- a/src/mem/protocol/MI_example-dir.sm
+++ b/src/mem/protocol/MI_example-dir.sm
@@ -528,14 +528,15 @@ machine(Directory, "Directory protocol") : LATENCY_TO_MEM_CTRL_LATENCY LATENCY_D
 
 
   transition(I, DMA_WRITE, ID_W) {
-    dw_writeDMAData;
-//    da_sendDMAAck;
+    v_allocateTBE;
     qw_queueMemoryWBRequest_partial;
     p_popIncomingDMARequestQueue;
   }
 
   transition(ID_W, Memory_Ack, I) {
+    dwt_writeDMADataFromTBE;
     da_sendDMAAck;
+    w_deallocateTBE;
     l_popMemQueue;
   }
 
@@ -548,7 +549,7 @@ machine(Directory, "Directory protocol") : LATENCY_TO_MEM_CTRL_LATENCY LATENCY_D
     drp_sendDMAData;
     c_clearOwner;
     a_sendWriteBackAck;
-    //    d_deallocateDirectory;
+    d_deallocateDirectory;
     i_popIncomingRequestQueue;
   }
 
@@ -561,7 +562,6 @@ machine(Directory, "Directory protocol") : LATENCY_TO_MEM_CTRL_LATENCY LATENCY_D
   transition(M_DWR, PUTX, M_DWRI) {
     qw_queueMemoryWBRequest_partialTBE;
     c_clearOwner;
-    w_deallocateTBE;
     i_popIncomingRequestQueue;
   }
 
@@ -570,6 +570,7 @@ machine(Directory, "Directory protocol") : LATENCY_TO_MEM_CTRL_LATENCY LATENCY_D
     l_sendWriteBackAck;
     da_sendDMAAck;
     w_deallocateTBE;
+    d_deallocateDirectory;
     l_popMemQueue;
   }
 
@@ -583,7 +584,6 @@ machine(Directory, "Directory protocol") : LATENCY_TO_MEM_CTRL_LATENCY LATENCY_D
     c_clearOwner;
     v_allocateTBEFromRequestNet;
     l_queueMemoryWBRequest;
-    d_deallocateDirectory;
     i_popIncomingRequestQueue;
   }
 
@@ -591,6 +591,7 @@ machine(Directory, "Directory protocol") : LATENCY_TO_MEM_CTRL_LATENCY LATENCY_D
     w_writeDataToMemoryFromTBE;
     l_sendWriteBackAck;
     w_deallocateTBE;
+    d_deallocateDirectory;
     l_popMemQueue;
   }
 
@@ -601,7 +602,6 @@ machine(Directory, "Directory protocol") : LATENCY_TO_MEM_CTRL_LATENCY LATENCY_D
 
   transition(I, PUTX_NotOwner, I) {
     b_sendWriteBackNack;
-    d_deallocateDirectory;
     i_popIncomingRequestQueue;
   }
 
-- 
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