Author: David Malcolm <[email protected]>
Branch: libgccjit-backend
Changeset: r75245:a87b97f2b383
Date: 2014-12-24 05:20 -0500
http://bitbucket.org/pypy/pypy/changeset/a87b97f2b383/
Log: Provide a way to turn off the comments
Running pytest under the profile module shows >50% wallclock time
spent in str2charp, much of that in Block.add_comment.
diff --git a/rpython/jit/backend/libgccjit/assembler.py
b/rpython/jit/backend/libgccjit/assembler.py
--- a/rpython/jit/backend/libgccjit/assembler.py
+++ b/rpython/jit/backend/libgccjit/assembler.py
@@ -123,7 +123,7 @@
self.set_handler(handler)
def set_handler(self, handler):
- print('set_handler(%r)' % handler)
+ #print('set_handler(%r)' % handler)
# We want to write the equivalent of:
# (*fn_ptr_ptr) = handler;
@@ -172,6 +172,8 @@
eci = make_eci()
self.lib = Library(eci)
+ self.add_comments = 1
+
def make_context(self):
self.ctxt =
Context.acquire(self.lib)#self.lib.gcc_jit_context_acquire()
if 0:
@@ -190,11 +192,11 @@
self.ctxt.set_int_option(
self.lib.GCC_JIT_INT_OPTION_OPTIMIZATION_LEVEL,
r_int(2))
- if 1:
+ if 0:
self.ctxt.set_bool_option(
self.lib.GCC_JIT_BOOL_OPTION_KEEP_INTERMEDIATES,
r_int(1))
- if 1:
+ if 0:
self.ctxt.set_bool_option(
self.lib.GCC_JIT_BOOL_OPTION_DUMP_EVERYTHING,
r_int(1))
@@ -269,7 +271,8 @@
self.datablockwrapper.done() # finish using cpu.asmmemmgr
self.datablockwrapper = None
- self.ctxt.dump_to_file("/tmp/%s.c" % loopname, r_int(1))
+ if 1:
+ self.ctxt.dump_to_file("/tmp/%s.c" % loopname, r_int(1))
#raise foo
@@ -306,7 +309,8 @@
self.make_function(name, inputargs, operations)
- self.ctxt.dump_to_file("/tmp/%s.c" % name, r_int(1))
+ if 1:
+ self.ctxt.dump_to_file("/tmp/%s.c" % name, r_int(1))
jit_result = self.ctxt.compile()
self.ctxt.release()
@@ -413,11 +417,13 @@
#print(dir(op))
#print(repr(op.getopname()))
text += '\t%s\n' % op
- self.b_current.add_comment(str(text))
+ if self.add_comments:
+ self.b_current.add_comment(str(text))
# Get initial values from input args:
for idx, arg in enumerate(inputargs):
- self.b_current.add_comment("inputargs[%i]: %s" % (idx, arg))
+ if self.add_comments:
+ self.b_current.add_comment("inputargs[%i]: %s" % (idx, arg))
# (gdb) p *(double*)&jitframe->arg0
# $7 = 10.5
# (gdb) p *(double*)&jitframe->arg1
@@ -442,7 +448,8 @@
#print(dir(op))
#print(repr(op.getopname()))
# Add a comment describing this ResOperation
- self.b_current.add_comment(str(op))
+ if self.add_comments:
+ self.b_current.add_comment(str(op))
# Compile the operation itself...
methname = 'emit_%s' % op.getopname()
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