def transform(self):
"""To apply a polyhedral-syntactic transformation on the annotated code"""
# remove all existing annotations
annot_re = r"/\*@((.|\n)*?)@\*/"
self.annot_body_code = re.sub(annot_re, "", self.annot_body_code)
# insert polysyn tags
self.annot_body_code = self.__insertPolysynTags(self.annot_body_code)
# parse the orio.module.body code
assigns = parser.Parser().parse(self.module_body_code, self.line_no)
# extract transformation information from the specified assignments
tinfo = transf_info.TransfInfoGen().generate(assigns, self.perf_params)
# perform polyhedral transformations
ptrans = poly_transformation.PolyTransformation(
Globals().verbose, tinfo.parallel, tinfo.tiles)
pluto_code = ptrans.transform(self.annot_body_code)
# use a profiling tool (i.e. gprof) to get hotspots information
prof = profiler.Profiler(
Globals().verbose,
tinfo.profiling_code,
tinfo.compile_cmd,
tinfo.compile_opts,
)
hotspots_info = prof.getHotspotsInfo(pluto_code)
# parse the Pluto code to extract hotspot loops
pluto_code = cloop_parser.CLoopParser().getHotspotLoopNests(
pluto_code, hotspots_info)
# expand all macro-defined statements
pluto_code = macro_expander.MacroExpander().replaceStatements(
pluto_code)
# perform syntactic transformations
strans = syn_transformation.SynTransformation(
Globals().verbose,
tinfo.permut,
tinfo.unroll_factors,
tinfo.scalar_replace,
tinfo.vectorize,
tinfo.rect_regtile,
)
transformed_code = strans.transform(pluto_code)
# return the transformed code
return transformed_code
def include_macro(*files):
source = include(*[file.value for file in files])
sexp = parser.Parser(source).parse()
expanded = macro_expander.MacroExpander(BUILTIN_MACROS, USER_DEFINED_MACROS).macro_expand(sexp)
return bach_ast.Do(expanded.code)