diff --git a/runtime/feature_property.hpp b/runtime/feature_property.hpp
index 7ee5ce672d9d22d10a9e73287c284abb7d4655a6..025a514766a01643c21915e362a24481664af5fd 100644
--- a/runtime/feature_property.hpp
+++ b/runtime/feature_property.hpp
@@ -27,8 +27,8 @@ public:
void *getHostPointer() { return h_ptr; }
void *getDevicePointer() { return d_ptr; }
PropertyType getType() { return type; }
- const int getNumberOfKinds() { return nkinds; }
- const int getArraySize() { return array_size; }
+ size_t getNumberOfKinds() { return nkinds; }
+ size_t getArraySize() { return array_size; }
};
}
diff --git a/src/pairs/analysis/devices.py b/src/pairs/analysis/devices.py
index c75b3a675f4ea79f301de6ffc0ef0570f30d5b69..ab47b00fda30c49ce98db8c9d127a4b9cdfd0b7c 100644
--- a/src/pairs/analysis/devices.py
+++ b/src/pairs/analysis/devices.py
@@ -83,6 +83,10 @@ class FetchKernelReferences(Visitor):
for k in self.kernel_stack:
k.add_property(ast_node, self.writing)
+ def visit_FeatureProperty(self, ast_node):
+ for k in self.kernel_stack:
+ k.add_feature_property(ast_node)
+
def visit_Var(self, ast_node):
for k in self.kernel_stack:
k.add_variable(ast_node, self.writing)
diff --git a/src/pairs/analysis/modules.py b/src/pairs/analysis/modules.py
index c75ded481f573c55395e198146dc3b353982de2f..23303a4a62c3cc97dcc8d3a3e17bf99579473b74 100644
--- a/src/pairs/analysis/modules.py
+++ b/src/pairs/analysis/modules.py
@@ -64,6 +64,12 @@ class FetchModulesReferences(Visitor):
if m.run_on_device:
ast_node.device_flag = True
+ def visit_FeatureProperty(self, ast_node):
+ for m in self.module_stack:
+ m.add_feature_property(ast_node)
+ if m.run_on_device:
+ ast_node.device_flag = True
+
def visit_Var(self, ast_node):
for m in self.module_stack:
if not ast_node.temporary():
diff --git a/src/pairs/code_gen/cgen.py b/src/pairs/code_gen/cgen.py
index 3f2b9478dcd839036ad74debfc8865190ee7abd8..ffbe414a934769e2a1b454c272b3c0aeeb0184ee 100644
--- a/src/pairs/code_gen/cgen.py
+++ b/src/pairs/code_gen/cgen.py
@@ -77,7 +77,7 @@ class CGen:
size = self.generate_expression(BinOp.inline(array.alloc_size()))
self.print(f"__constant__ {tkw} d_{array.name()}[{size}];")
- for feature_prop in self.sim.feature_properties():
+ for feature_prop in self.sim.feature_properties:
if feature_prop.device_flag:
t = feature_prop.type()
tkw = Types.c_keyword(t)
@@ -136,6 +136,15 @@ class CGen:
decl = f"{type_kw} *h_{prop.name()}"
module_params += f", {decl}"
+ for feature_prop in module.feature_properties():
+ type_kw = Types.c_keyword(feature_prop.type())
+ decl = f"{type_kw} *{feature_prop.name()}"
+ module_params += f", {decl}"
+
+ if feature_prop in module.host_references():
+ decl = f"{type_kw} *h_{feature_prop.name()}"
+ module_params += f", {decl}"
+
self.print(f"void {module.name}({module_params}) {{")
if self.debug:
@@ -173,6 +182,11 @@ class CGen:
decl = f"{type_kw} *{prop.name()}"
kernel_params += f", {decl}"
+ for feature_prop in kernel.feature_properties():
+ type_kw = Types.c_keyword(feature_prop.type())
+ decl = f"{type_kw} *{feature_prop.name()}"
+ kernel_params += f", {decl}"
+
for array_access in kernel.array_accesses():
type_kw = Types.c_keyword(array_access.type())
decl = f"{type_kw} a{array_access.id()}"
@@ -400,6 +414,9 @@ class CGen:
for prop in kernel.properties():
kernel_params += f", {prop.name()}"
+ for prop in kernel.feature_properties():
+ kernel_params += f", {prop.name()}"
+
for array_access in kernel.array_accesses():
kernel_params += f", {self.generate_expression(array_access)}"
@@ -442,6 +459,13 @@ class CGen:
decl = prop.name()
module_params += f", {decl}"
+ for feature_prop in module.feature_properties():
+ decl = f"d_{feature_prop.name()}" if device_cond else feature_prop.name()
+ module_params += f", {decl}"
+ if feature_prop in module.host_references():
+ decl = feature_prop.name()
+ module_params += f", {decl}"
+
self.print(f"{module.name}({module_params});")
if isinstance(ast_node, Print):
@@ -503,7 +527,7 @@ class CGen:
if isinstance(ast_node, RegisterFeatureProperty):
fp = ast_node.feature_property()
ptr = fp.name()
- d_ptr = f"d_{ptr}" if self.target.is_gpu() and p.device_flag else "nullptr"
+ d_ptr = f"d_{ptr}" if self.target.is_gpu() and fp.device_flag else "nullptr"
array_size = fp.array_size()
nkinds = fp.feature().nkinds()
tkw = Types.c_keyword(fp.type())
diff --git a/src/pairs/ir/kernel.py b/src/pairs/ir/kernel.py
index 63bd8d257a6c395c4640d2672043d4a5d4a07f3a..acfd0969a9b5e5734da1852118650f8ad2fe6f3f 100644
--- a/src/pairs/ir/kernel.py
+++ b/src/pairs/ir/kernel.py
@@ -1,6 +1,7 @@
from pairs.ir.arrays import Array, ArrayAccess
from pairs.ir.ast_node import ASTNode
from pairs.ir.bin_op import BinOp
+from pairs.ir.features import FeatureProperty
from pairs.ir.lit import Lit
from pairs.ir.properties import Property
from pairs.ir.variables import Var
@@ -16,6 +17,7 @@ class Kernel(ASTNode):
self._variables = {}
self._arrays = {}
self._properties = {}
+ self._feature_properties = {}
self._array_accesses = set()
self._bin_ops = []
self._block = block
@@ -54,6 +56,9 @@ class Kernel(ASTNode):
def properties(self):
return self._properties
+ def feature_properties(self):
+ return self._feature_properties
+
def properties_to_synchronize(self):
return {p for p in self._properties if self._properties[p][0] == 'r'}
@@ -87,6 +92,12 @@ class Kernel(ASTNode):
assert isinstance(p, Property), "Kernel.add_property(): given element is not of type Property!"
self._properties[p] = character if p not in self._properties else self._properties[p] + character
+ def add_feature_property(self, feature_prop):
+ feature_prop_list = feature_prop if isinstance(feature_prop, list) else [feature_prop]
+ for fp in feature_prop_list:
+ assert isinstance(fp, FeatureProperty), "Kernel.add_feature_property(): given element is not of type FeatureProperty!"
+ self._feature_properties[fp] = 'r'
+
def add_array_access(self, array_access):
array_access_list = array_access if isinstance(array_access, list) else [array_access]
for a in array_access_list:
diff --git a/src/pairs/ir/module.py b/src/pairs/ir/module.py
index 51f026fd6221a09143e7cc3b31026ab0761cbaa7..6111d030e7d03ac7d3d4404912d9c700a2e3c314 100644
--- a/src/pairs/ir/module.py
+++ b/src/pairs/ir/module.py
@@ -1,5 +1,6 @@
from pairs.ir.arrays import Array
from pairs.ir.ast_node import ASTNode
+from pairs.ir.features import FeatureProperty
from pairs.ir.properties import Property
from pairs.ir.variables import Var
@@ -15,6 +16,7 @@ class Module(ASTNode):
self._variables = {}
self._arrays = {}
self._properties = {}
+ self._feature_properties = {}
self._host_references = set()
self._block = block
self._resizes_to_check = resizes_to_check
@@ -61,6 +63,9 @@ class Module(ASTNode):
def properties(self):
return self._properties
+ def feature_properties(self):
+ return self._feature_properties
+
def host_references(self):
return self._host_references
@@ -99,6 +104,12 @@ class Module(ASTNode):
assert isinstance(p, Property), "Module.add_property(): given element is not of type Property!"
self._properties[p] = character if p not in self._properties else self._properties[p] + character
+ def add_feature_property(self, feature_prop):
+ feature_prop_list = feature_prop if isinstance(feature_prop, list) else [feature_prop]
+ for fp in feature_prop_list:
+ assert isinstance(fp, FeatureProperty), "Module.add_feature_property(): given element is not of type FeatureProperty!"
+ self._feature_properties[fp] = 'r'
+
def add_host_reference(self, elem):
self._host_references.add(elem)
diff --git a/src/pairs/transformations/devices.py b/src/pairs/transformations/devices.py
index 8094b690a984bb23e5b2ed0b4baeb54ef1a96b19..fcb118b0b9f87222eae01c82f9c09b5678be0489 100644
--- a/src/pairs/transformations/devices.py
+++ b/src/pairs/transformations/devices.py
@@ -128,6 +128,13 @@ class AddHostReferencesToModules(Mutator):
def mutate_Decl(self, ast_node):
return ast_node
+ def mutate_FeatureProperty(self, ast_node):
+ if self.device_context:
+ self.module_stack[-1].add_host_reference(ast_node)
+ return HostRef(ast_node.sim, ast_node)
+
+ return ast_node
+
def mutate_HostRef(self, ast_node):
return ast_node