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-rwxr-xr-xutil/checkpoint_aggregator.py71
1 files changed, 40 insertions, 31 deletions
diff --git a/util/checkpoint_aggregator.py b/util/checkpoint_aggregator.py
index acfbca0d0..14659b954 100755
--- a/util/checkpoint_aggregator.py
+++ b/util/checkpoint_aggregator.py
@@ -1,4 +1,5 @@
# Copyright (c) 2009 The Regents of The University of Michigan
+# Copyright (c) 2011 Advanced Micro Devices, Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
@@ -84,22 +85,30 @@ def aggregate(options, args):
merged.set(newsec, "M5_pid", i)
items = config.items(sec)
- for item in items:
- if item[0] == "ppn":
- if config.getint(sec, "tag") != 0:
- merged.set(newsec, item[0], int(item[1]) + page_ptr)
- continue
- elif item[0] == "asn":
- tmp = re.compile("(.*).Entry(\d+)").search(sec).groups()
- if config.has_option(tmp[0], "nlu"):
- size = config.getint(tmp[0], "nlu")
- if int(tmp[1]) < size:
+ if options.alpha:
+ for item in items:
+ if item[0] == "ppn":
+ if config.getint(sec, "tag") != 0:
+ merged.set(newsec, item[0], int(item[1]) + page_ptr)
+ continue
+ elif item[0] == "asn":
+ tmp = re.compile("(.*).Entry(\d+)").search(sec).groups()
+ if config.has_option(tmp[0], "nlu"):
+ size = config.getint(tmp[0], "nlu")
+ if int(tmp[1]) < size:
+ merged.set(newsec, item[0], i)
+ continue
+ else:
merged.set(newsec, item[0], i)
continue
- else:
- merged.set(newsec, item[0], i)
+ merged.set(newsec, item[0], item[1])
+ else:a #x86
+ for item in items:
+ if item[0] == "paddr":
+ merged.set(newsec, item[0], int(item[1]) + (page_ptr << 12))
continue
- merged.set(newsec, item[0], item[1])
+ merged.set(newsec, item[0], item[1])
+
elif sec == "system":
pass
elif sec == "Globals":
@@ -117,17 +126,20 @@ def aggregate(options, args):
elif item[0] == "numevents":
merged.optionxform(str("numEvents"))
- page_ptr = page_ptr + int(config.get("system", "page_ptr"))
+ page_ptr = page_ptr + int(config.get("system", "pagePtr"))
### memory stuff
f = open(cpts[i] + "/system.physmem.physmem", "rb")
gf = gzip.GzipFile(fileobj=f, mode="rb")
- pages = int(config.get("system", "page_ptr"))
+ pages = int(config.get("system", "pagePtr"))
print "pages to be read: ", pages
x = 0
while x < pages:
- bytesRead = gf.read(1 << 13)
+ if options.alpha:
+ bytesRead = gf.read(1 << 13)
+ else: #x86
+ bytesRead = gf.read(1 << 12)
merged_mem.write(bytesRead)
x += 1
@@ -135,22 +147,15 @@ def aggregate(options, args):
f.close()
merged.add_section("system")
- merged.set("system", "page_ptr", page_ptr)
+ merged.set("system", "pagePtr", page_ptr)
+ merged.set("system", "nextPID", len(args))
+
print "WARNING: "
- print "Make sure the simulation using this checkpoint has at least "
- if page_ptr > (1<<20):
- print "8G ",
- elif page_ptr > (1<<19):
- print "4G ",
- elif page_ptr > (1<<18):
- print "2G ",
- elif page_ptr > (1<<17):
- print "1G ",
- elif page_ptr > (1<<16):
- print "512KB ",
- else:
- print "this is a small sim, you're probably fine",
- print "of memory."
+ print "Make sure the simulation using this checkpoint has at least ",
+ if options.alpha:
+ print page_ptr, "x 8K of memory"
+ else: # assume x86
+ print page_ptr, "x 4K of memory"
merged.add_section("Globals")
merged.set("Globals", "curTick", max_curtick)
@@ -166,6 +171,10 @@ if __name__ == "__main__":
parser = optparse.OptionParser()
parser.add_option("--prefix", type="string", default="agg")
+ # If not alpha, then assume x86. Any other ISAs would need
+ # extra stuff in this script to appropriately parse their page tables
+ # and understand page sizes.
+ parser.add_option("--alpha", action="store_true")
(options, args) = parser.parse_args()