Author: Richard Plangger <[email protected]>
Branch: new-jit-log
Changeset: r83726:4f0c9af6057b
Date: 2016-04-15 11:18 +0200
http://bitbucket.org/pypy/pypy/changeset/4f0c9af6057b/
Log: instead of many, only one syscall to write is executed while
initializing the jitlog (even slows down the test execution)
diff --git a/rpython/jit/metainterp/jitlog.py b/rpython/jit/metainterp/jitlog.py
--- a/rpython/jit/metainterp/jitlog.py
+++ b/rpython/jit/metainterp/jitlog.py
@@ -97,9 +97,12 @@
count = len(resoperations.opname)
mark = MARK_RESOP_META
+ content = [encode_le_16bit(len(resoperations.opname))]
for opnum, opname in resoperations.opname.items():
- line = encode_le_16bit(opnum) + encode_str(opname.lower())
- cintf.jitlog_write_marked(mark, line, len(line))
+ content.append(encode_le_16bit(opnum))
+ content.append(encode_str(opname.lower()))
+ blob = ''.join(content)
+ cintf.jitlog_write_marked(MARK_RESOP_META, blob, len(blob))
def finish(self):
self.cintf.jitlog_teardown()
@@ -261,6 +264,7 @@
dump = []
start_offset = ops_offset[op]
+ assert start_offset >= 0
# end offset is either the last pos in the assembler
# or the offset of op2
if op2 is None:
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