changeset d7894bb9c4b5 in /z/repo/m5
details: http://repo.m5sim.org/m5?cmd=changeset;node=d7894bb9c4b5
description:
Bug fix: indicate when writes started coming in
diffstat:
1 file changed, 7 insertions(+)
src/mem/slicc/symbols/StateMachine.cc | 7 +++++++
diffs (55 lines):
diff -r 612fb55aa968 -r d7894bb9c4b5 src/mem/slicc/symbols/StateMachine.cc
--- a/src/mem/slicc/symbols/StateMachine.cc Fri Aug 14 15:30:25 2009 -0500
+++ b/src/mem/slicc/symbols/StateMachine.cc Fri Aug 14 17:57:54 2009 -0500
@@ -302,6 +302,7 @@
}
if (strncmp(component.c_str(), "L1Cache", 7) == 0) {
out << " bool servicing_atomic;" << endl;
+ out << " bool started_receiving_writes;" << endl;
out << " Address locked_read_request1;" << endl;
out << " Address locked_read_request2;" << endl;
out << " Address locked_read_request3;" << endl;
@@ -416,6 +417,7 @@
out << "{ " << endl;
if (strncmp(component.c_str(), "L1Cache", 7) == 0) {
out << " servicing_atomic = false;" << endl;
+ out << " started_receiving_writes = false;" << endl;
out << " locked_read_request1 = Address(-1);" << endl;
out << " locked_read_request2 = Address(-1);" << endl;
out << " locked_read_request3 = Address(-1);" << endl;
@@ -823,6 +825,7 @@
} \n \
} \n \
else if (addr != locked_read_request1) { \n \
+ if (!started_receiving_writes) { \n \
if (locked_read_request2 == Address(-1)) { \n \
assert(read_counter == 1); \n \
locked_read_request2 = addr; \n \
@@ -843,6 +846,7 @@
// this can happen if there are multiple optimized
consequtive shifts \n \
assert(0); \n \
} \n \
+ } \n \
} \n \
} \n \
else { \n \
@@ -854,6 +858,7 @@
locked_read_request3 = Address(-1); \n \
locked_read_request4 = Address(-1); \n \
servicing_atomic = false; \n \
+ started_receiving_writes = false; \n \
read_counter = 0; \n \
} \n \
} \n \
@@ -927,9 +932,11 @@
out << "void " << component << "_Controller::clear_atomic()" << endl;
out << "{" << endl;
out << " assert(servicing_atomic); " << endl;
+ out << " started_receiving_writes = true; " << endl;
out << " read_counter--; " << endl;
out << " if (read_counter == 0) { " << endl;
out << " servicing_atomic = false; " << endl;
+ out << " started_receiving_writes = false; " << endl;
out << " locked_read_request1 = Address(-1); " << endl;
out << " locked_read_request2 = Address(-1); " << endl;
out << " locked_read_request3 = Address(-1); " << endl;
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