Author: Amaury Forgeot d'Arc <[email protected]>
Branch: remove-PYPY_NOT_MAIN_FILE
Changeset: r57166:1ff2a829ce6c
Date: 2012-09-05 23:02 +0200
http://bitbucket.org/pypy/pypy/changeset/1ff2a829ce6c/
Log: Attempt to reduce code duplication in genc. "split" and
"one_source_file" now share more parts.
diff --git a/pypy/translator/c/genc.py b/pypy/translator/c/genc.py
--- a/pypy/translator/c/genc.py
+++ b/pypy/translator/c/genc.py
@@ -1,4 +1,5 @@
import autopath
+import contextlib
import py
import sys, os
from pypy.translator.c.database import LowLevelDatabase
@@ -669,8 +670,6 @@
funcnodes.append(node)
else:
othernodes.append(node)
- # for now, only split for stand-alone programs.
- #if self.database.standalone:
if split:
self.one_source_file = False
self.funcnodes = funcnodes
@@ -709,11 +708,14 @@
return relpypath.replace('.py', '.c')
return None
if hasattr(node.obj, 'graph'):
+ # Regular RPython functions
name = invent_nice_name(node.obj.graph)
if name is not None:
return name
elif node._funccodegen_owner is not None:
- name = invent_nice_name(node._funccodegen_owner.graph)
+ # Data nodes that belong to a known function
+ graph = getattr(node._funccodegen_owner, 'graph', None)
+ name = invent_nice_name(graph)
if name is not None:
return "data_" + name
return basecname
@@ -751,6 +753,27 @@
while not done[0]:
yield self.uniquecname(basecname), subiter()
+ @contextlib.contextmanager
+ def write_on_maybe_included_file(self, f, name):
+ if self.one_source_file:
+ print >> f
+ yield f
+ else:
+ fi = self.makefile(name)
+ print >> f, '#include "%s"' % name
+ yield fi
+ fi.close()
+
+ @contextlib.contextmanager
+ def write_on_maybe_separate_source(self, f, name):
+ print >> f, '/* %s */' % name
+ if self.one_source_file:
+ yield f
+ else:
+ fi = self.makefile(name)
+ yield fi
+ fi.close()
+
def gen_readable_parts_of_source(self, f):
split_criteria_big = SPLIT_CRITERIA
if py.std.sys.platform != "win32":
@@ -758,24 +781,14 @@
pass # XXX gcc uses toooooons of memory???
else:
split_criteria_big = SPLIT_CRITERIA * 4
- if self.one_source_file:
- return gen_readable_parts_of_main_c_file(f, self.database,
- self.preimpl)
+
#
# All declarations
#
- database = self.database
- structdeflist = database.getstructdeflist()
- name = 'structdef.h'
- fi = self.makefile(name)
- print >> f, '#include "%s"' % name
- gen_structdef(fi, database)
- fi.close()
- name = 'forwarddecl.h'
- fi = self.makefile(name)
- print >> f, '#include "%s"' % name
- gen_forwarddecl(fi, database)
- fi.close()
+ with self.write_on_maybe_included_file(f, 'structdef.h') as fi:
+ gen_structdef(fi, self.database)
+ with self.write_on_maybe_included_file(f, 'forwarddecl.h') as fi:
+ gen_forwarddecl(fi, self.database)
#
# Implementation of functions and global structures and arrays
@@ -784,75 +797,59 @@
print >> f,
'/***********************************************************/'
print >> f, '/*** Implementations
***/'
print >> f
+
+ print >> f, '#define PYPY_FILE_NAME "%s"' % os.path.basename(f.name)
for line in self.preimpl:
print >> f, line
print >> f, '#include "src/g_include.h"'
print >> f
- name = self.uniquecname('structimpl.c')
- print >> f, '/* %s */' % name
- fc = self.makefile(name)
- print >> fc,
'/***********************************************************/'
- print >> fc, '/*** Structure Implementations
***/'
- print >> fc
- print >> fc, '#include "common_header.h"'
- print >> fc, '#include "structdef.h"'
- print >> fc, '#include "forwarddecl.h"'
- print >> fc
- print >> fc, '#include "src/g_include.h"'
- print >> fc
- print >> fc, MARKER
-
- print >> fc,
'/***********************************************************/'
- fc.close()
nextralines = 11 + 1
for name, nodeiter in self.splitnodesimpl('nonfuncnodes.c',
self.othernodes,
nextralines, 1):
- print >> f, '/* %s */' % name
- fc = self.makefile(name)
- print >> fc,
'/***********************************************************/'
- print >> fc, '/*** Non-function Implementations
***/'
- print >> fc
- print >> fc, '#include "common_header.h"'
- print >> fc, '#include "structdef.h"'
- print >> fc, '#include "forwarddecl.h"'
- print >> fc
- print >> fc, '#include "src/g_include.h"'
- print >> fc
- print >> fc, MARKER
- for node, impl in nodeiter:
- print >> fc, '\n'.join(impl)
+ with self.write_on_maybe_separate_source(f, name) as fc:
+ if fc is not f:
+ print >> fc,
'/***********************************************************/'
+ print >> fc, '/*** Non-function Implementations
***/'
+ print >> fc
+ print >> fc, '#include "common_header.h"'
+ print >> fc, '#include "structdef.h"'
+ print >> fc, '#include "forwarddecl.h"'
+ print >> fc
+ print >> fc, '#include "src/g_include.h"'
+ print >> fc
print >> fc, MARKER
- print >> fc,
'/***********************************************************/'
- fc.close()
+ for node, impl in nodeiter:
+ print >> fc, '\n'.join(impl)
+ print >> fc, MARKER
+ print >> fc,
'/***********************************************************/'
nextralines = 8 + len(self.preimpl) + 4 + 1
for name, nodeiter in self.splitnodesimpl('implement.c',
self.funcnodes,
nextralines, 1,
split_criteria_big):
- print >> f, '/* %s */' % name
- fc = self.makefile(name)
- print >> fc,
'/***********************************************************/'
- print >> fc, '/*** Implementations
***/'
- print >> fc
- print >> fc, '#define PYPY_FILE_NAME "%s"' % name
- print >> fc, '#include "common_header.h"'
- print >> fc, '#include "structdef.h"'
- print >> fc, '#include "forwarddecl.h"'
- print >> fc
- for line in self.preimpl:
- print >> fc, line
- print >> fc
- print >> fc, '#include "src/g_include.h"'
- print >> fc
- print >> fc, MARKER
- for node, impl in nodeiter:
- print >> fc, '\n'.join(impl)
+ with self.write_on_maybe_separate_source(f, name) as fc:
+ if fc is not f:
+ print >> fc,
'/***********************************************************/'
+ print >> fc, '/*** Implementations
***/'
+ print >> fc
+ print >> fc, '#define PYPY_FILE_NAME "%s"' % name
+ print >> fc, '#include "common_header.h"'
+ print >> fc, '#include "structdef.h"'
+ print >> fc, '#include "forwarddecl.h"'
+ print >> fc
+ for line in self.preimpl:
+ print >> fc, line
+ print >> fc
+ print >> fc, '#include "src/g_include.h"'
+ print >> fc
print >> fc, MARKER
- print >> fc,
'/***********************************************************/'
- fc.close()
+ for node, impl in nodeiter:
+ print >> fc, '\n'.join(impl)
+ print >> fc, MARKER
+ print >> fc,
'/***********************************************************/'
print >> f
@@ -880,43 +877,6 @@
for line in node.forward_declaration():
print >> f, line
-# this function acts as the fallback for small sources for now.
-# Maybe we drop this completely if source splitting is the way
-# to go. Currently, I'm quite fine with keeping a working fallback.
-# XXX but we need to reduce code duplication.
-
-def gen_readable_parts_of_main_c_file(f, database, preimplementationlines=[]):
- #
- # All declarations
- #
- print >> f
- gen_structdef(f, database)
- print >> f
- gen_forwarddecl(f, database)
-
- #
- # Implementation of functions and global structures and arrays
- #
- print >> f
- print >> f, '/***********************************************************/'
- print >> f, '/*** Implementations ***/'
- print >> f
- print >> f, '#define PYPY_FILE_NAME "%s"' % os.path.basename(f.name)
- for line in preimplementationlines:
- print >> f, line
- print >> f, '#include "src/g_include.h"'
- print >> f
- blank = True
- graphs = database.all_graphs()
- database.gctransformer.prepare_inline_helpers(graphs)
- for node in database.globalcontainers():
- if blank:
- print >> f
- blank = False
- for line in node.implementation():
- print >> f, line
- blank = True
-
def gen_startupcode(f, database):
# generate the start-up code and put it into a function
print >> f, 'char *RPython_StartupCode(void) {'
@@ -999,8 +959,7 @@
#
sg = SourceGenerator(database, preimplementationlines)
sg.set_strategy(targetdir, split)
- if split:
- database.prepare_inline_helpers()
+ database.prepare_inline_helpers()
sg.gen_readable_parts_of_source(f)
gen_startupcode(f, database)
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