From 2d79f6e67a0ae5cb5b51ddca6d01891173fa9fc6 Mon Sep 17 00:00:00 2001
From: Marcel Koch <marcel.koch@uni-muenster.de>
Date: Wed, 3 Apr 2019 15:01:49 +0200
Subject: [PATCH] adds silenced_warnings instead of instructions
---
python/dune/codegen/blockstructured/vectorization.py | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/python/dune/codegen/blockstructured/vectorization.py b/python/dune/codegen/blockstructured/vectorization.py
index d5224e6f..7c30f810 100644
--- a/python/dune/codegen/blockstructured/vectorization.py
+++ b/python/dune/codegen/blockstructured/vectorization.py
@@ -26,20 +26,22 @@ def add_vcl_temporaries(knl, vcl_size):
init_iname = 'init_vec{}'.format(vcl_size)
from islpy import BasicSet
init_domain = BasicSet("{{ [{0}] : 0<={0}<{1} }}".format(init_iname, get_vcl_type_size(dtype_floatingpoint())))
+
+ silenced_warnings = []
+
for alias in vector_alias:
vector_name = alias.replace('alias', 'vec{}'.format(vcl_size))
new_vec_temporaries[vector_name] = DuneTemporaryVariable(vector_name, dtype=np.float64,
shape=(vcl_size,), managed=True,
scope=lp.temp_var_scope.PRIVATE, dim_tags=('vec',))
- # write once to the vector such that loopy won't complain
- new_insns.append(lp.Assignment(assignee=prim.Subscript(prim.Variable(vector_name), prim.Variable(init_iname)),
- expression=0, within_inames=frozenset({init_iname}),
- id='init_{}'.format(vector_name)))
+ # silence warning such that loopy won't complain
+ silenced_warnings.append("read_no_write({})".format(vector_name))
from loopy.kernel.data import VectorizeTag
return knl.copy(instructions=knl.instructions + new_insns, domains=knl.domains + [init_domain],
temporary_variables=dict(**knl.temporary_variables, **new_vec_temporaries),
- iname_to_tag=dict(**knl.iname_to_tag, **{init_iname: VectorizeTag()}))
+ iname_to_tag=dict(**knl.iname_to_tag, **{init_iname: VectorizeTag()}),
+ silenced_warnings=knl.silenced_warnings + silenced_warnings)
def add_vcl_accum_insns(knl, inner_iname, outer_iname, vcl_size, level):
--
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