def _arg_names_and_decls(self, codegen_state):
implemented_data_info = codegen_state.implemented_data_info
arg_names = [iai.name for iai in implemented_data_info]
arg_decls = [
self.idi_to_cgen_declarator(codegen_state.kernel, idi)
for idi in implemented_data_info
]
# {{{ occa compatibility hackery
from cgen import Value
if self.target.occa_mode:
from cgen import ArrayOf, Const
from cgen.ispc import ISPCUniform
arg_decls = [
Const(ISPCUniform(ArrayOf(Value("int", "loopy_dims")))),
Const(ISPCUniform(Value("int", "o1"))),
Const(ISPCUniform(Value("int", "o2"))),
Const(ISPCUniform(Value("int", "o3"))),
] + arg_decls
arg_names = ["loopy_dims", "o1", "o2", "o3"] + arg_names
# }}}
return arg_names, arg_decls
def get_global_arg_decl(self, name, shape, dtype, is_written):
from loopy.target.c import POD # uses the correct complex type
from cgen import Const
from cgen.ispc import ISPCUniformPointer, ISPCUniform
arg_decl = ISPCUniformPointer(POD(self, dtype, name))
if not is_written:
arg_decl = Const(arg_decl)
arg_decl = ISPCUniform(arg_decl)
return arg_decl
def emit_sequential_loop(self, codegen_state, iname, iname_dtype, lbound,
ubound, inner):
ecm = codegen_state.expression_to_code_mapper
from loopy.target.c import POD
from pymbolic.mapper.stringifier import PREC_NONE
from cgen import For, InlineInitializer
from cgen.ispc import ISPCUniform
return For(
InlineInitializer(ISPCUniform(POD(self, iname_dtype, iname)),
ecm(lbound, PREC_NONE, "i")),
ecm(p.Comparison(var(iname), "<=", ubound), PREC_NONE, "i"),
"++%s" % iname, inner)
def get_value_arg_decl(self, name, shape, dtype, is_written):
result = super().get_value_arg_decl(name, shape, dtype, is_written)
from cgen import Reference, Const
was_const = isinstance(result, Const)
if was_const:
result = result.subdecl
if self.target.occa_mode:
result = Reference(result)
if was_const:
result = Const(result)
from cgen.ispc import ISPCUniform
return ISPCUniform(result)
def wrap_temporary_decl(self, decl, scope):
from cgen.ispc import ISPCUniform
return ISPCUniform(decl)
