Upgrade to clang-format 13

.github/workflows/presubmit.yml

@@ -15,11 +15,11 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v2
-      - uses: DoozyX/clang-format-lint-action@v0.12
+      - uses: DoozyX/clang-format-lint-action@v0.13
         with:
           source: '.'
           extensions: 'h,c,cpp'
-          clangFormatVersion: 12
+          clangFormatVersion: 13
   check_clang_tidy:
     name: Check clang-tidy
     runs-on: ubuntu-20.04

python_bindings/src/PyBuffer.cpp

@@ -363,23 +363,23 @@ void define_buffer(py::module &m) {
             .def("set_name", &Buffer<>::set_name)
             .def("name", &Buffer<>::name)
 
-            .def("same_as", (bool (Buffer<>::*)(const Buffer<> &other) const) & Buffer<>::same_as, py::arg("other"))
+            .def("same_as", (bool(Buffer<>::*)(const Buffer<> &other) const) & Buffer<>::same_as, py::arg("other"))
             .def("defined", &Buffer<>::defined)
 
             .def("type", &Buffer<>::type)
-            .def("channels", (int (Buffer<>::*)() const) & Buffer<>::channels)
-            .def("dimensions", (int (Buffer<>::*)() const) & Buffer<>::dimensions)
-            .def("width", (int (Buffer<>::*)() const) & Buffer<>::width)
-            .def("height", (int (Buffer<>::*)() const) & Buffer<>::height)
-            .def("top", (int (Buffer<>::*)() const) & Buffer<>::top)
-            .def("bottom", (int (Buffer<>::*)() const) & Buffer<>::bottom)
-            .def("left", (int (Buffer<>::*)() const) & Buffer<>::left)
-            .def("right", (int (Buffer<>::*)() const) & Buffer<>::right)
+            .def("channels", (int(Buffer<>::*)() const) & Buffer<>::channels)
+            .def("dimensions", (int(Buffer<>::*)() const) & Buffer<>::dimensions)
+            .def("width", (int(Buffer<>::*)() const) & Buffer<>::width)
+            .def("height", (int(Buffer<>::*)() const) & Buffer<>::height)
+            .def("top", (int(Buffer<>::*)() const) & Buffer<>::top)
+            .def("bottom", (int(Buffer<>::*)() const) & Buffer<>::bottom)
+            .def("left", (int(Buffer<>::*)() const) & Buffer<>::left)
+            .def("right", (int(Buffer<>::*)() const) & Buffer<>::right)
             .def("number_of_elements", (size_t(Buffer<>::*)() const) & Buffer<>::number_of_elements)
             .def("size_in_bytes", (size_t(Buffer<>::*)() const) & Buffer<>::size_in_bytes)
-            .def("has_device_allocation", (bool (Buffer<>::*)() const) & Buffer<>::has_device_allocation)
-            .def("host_dirty", (bool (Buffer<>::*)() const) & Buffer<>::host_dirty)
-            .def("device_dirty", (bool (Buffer<>::*)() const) & Buffer<>::device_dirty)
+            .def("has_device_allocation", (bool(Buffer<>::*)() const) & Buffer<>::has_device_allocation)
+            .def("host_dirty", (bool(Buffer<>::*)() const) & Buffer<>::host_dirty)
+            .def("device_dirty", (bool(Buffer<>::*)() const) & Buffer<>::device_dirty)
 
             .def(
                 "set_host_dirty", [](Buffer<> &b, bool dirty) -> void {
@@ -395,13 +395,13 @@ void define_buffer(py::module &m) {
             .def("copy", &Buffer<>::copy)
             .def("copy_from", &Buffer<>::copy_from<void, Buffer<>::AnyDims>)
 
-            .def("add_dimension", (void (Buffer<>::*)()) & Buffer<>::add_dimension)
+            .def("add_dimension", (void(Buffer<>::*)()) & Buffer<>::add_dimension)
 
             .def("allocate", [](Buffer<> &b) -> void {
                 b.allocate(nullptr, nullptr);
             })
-            .def("deallocate", (void (Buffer<>::*)()) & Buffer<>::deallocate)
-            .def("device_deallocate", (void (Buffer<>::*)()) & Buffer<>::device_deallocate)
+            .def("deallocate", (void(Buffer<>::*)()) & Buffer<>::deallocate)
+            .def("device_deallocate", (void(Buffer<>::*)()) & Buffer<>::device_deallocate)
 
             .def(
                 "crop", [](Buffer<> &b, int d, int min, int extent) -> void {

python_bindings/src/PyFunc.cpp

@@ -186,19 +186,19 @@ void define_func(py::module &m) {
 
             .def("compile_to", &Func::compile_to, py::arg("outputs"), py::arg("arguments"), py::arg("fn_name"), py::arg("target") = get_target_from_environment())
 
-            .def("compile_to_bitcode", (void (Func::*)(const std::string &, const std::vector<Argument> &, const std::string &, const Target &target)) & Func::compile_to_bitcode, py::arg("filename"), py::arg("arguments"), py::arg("fn_name"), py::arg("target") = get_target_from_environment())
-            .def("compile_to_bitcode", (void (Func::*)(const std::string &, const std::vector<Argument> &, const Target &target)) & Func::compile_to_bitcode, py::arg("filename"), py::arg("arguments"), py::arg("target") = get_target_from_environment())
+            .def("compile_to_bitcode", (void(Func::*)(const std::string &, const std::vector<Argument> &, const std::string &, const Target &target)) & Func::compile_to_bitcode, py::arg("filename"), py::arg("arguments"), py::arg("fn_name"), py::arg("target") = get_target_from_environment())
+            .def("compile_to_bitcode", (void(Func::*)(const std::string &, const std::vector<Argument> &, const Target &target)) & Func::compile_to_bitcode, py::arg("filename"), py::arg("arguments"), py::arg("target") = get_target_from_environment())
 
-            .def("compile_to_llvm_assembly", (void (Func::*)(const std::string &, const std::vector<Argument> &, const std::string &, const Target &target)) & Func::compile_to_llvm_assembly, py::arg("filename"), py::arg("arguments"), py::arg("fn_name"), py::arg("target") = get_target_from_environment())
-            .def("compile_to_llvm_assembly", (void (Func::*)(const std::string &, const std::vector<Argument> &, const Target &target)) & Func::compile_to_llvm_assembly, py::arg("filename"), py::arg("arguments"), py::arg("target") = get_target_from_environment())
+            .def("compile_to_llvm_assembly", (void(Func::*)(const std::string &, const std::vector<Argument> &, const std::string &, const Target &target)) & Func::compile_to_llvm_assembly, py::arg("filename"), py::arg("arguments"), py::arg("fn_name"), py::arg("target") = get_target_from_environment())
+            .def("compile_to_llvm_assembly", (void(Func::*)(const std::string &, const std::vector<Argument> &, const Target &target)) & Func::compile_to_llvm_assembly, py::arg("filename"), py::arg("arguments"), py::arg("target") = get_target_from_environment())
 
-            .def("compile_to_object", (void (Func::*)(const std::string &, const std::vector<Argument> &, const std::string &, const Target &target)) & Func::compile_to_object, py::arg("filename"), py::arg("arguments"), py::arg("fn_name"), py::arg("target") = get_target_from_environment())
-            .def("compile_to_object", (void (Func::*)(const std::string &, const std::vector<Argument> &, const Target &target)) & Func::compile_to_object, py::arg("filename"), py::arg("arguments"), py::arg("target") = get_target_from_environment())
+            .def("compile_to_object", (void(Func::*)(const std::string &, const std::vector<Argument> &, const std::string &, const Target &target)) & Func::compile_to_object, py::arg("filename"), py::arg("arguments"), py::arg("fn_name"), py::arg("target") = get_target_from_environment())
+            .def("compile_to_object", (void(Func::*)(const std::string &, const std::vector<Argument> &, const Target &target)) & Func::compile_to_object, py::arg("filename"), py::arg("arguments"), py::arg("target") = get_target_from_environment())
 
             .def("compile_to_header", &Func::compile_to_header, py::arg("filename"), py::arg("arguments"), py::arg("fn_name") = "", py::arg("target") = get_target_from_environment())
 
-            .def("compile_to_assembly", (void (Func::*)(const std::string &, const std::vector<Argument> &, const std::string &, const Target &target)) & Func::compile_to_assembly, py::arg("filename"), py::arg("arguments"), py::arg("fn_name"), py::arg("target") = get_target_from_environment())
-            .def("compile_to_assembly", (void (Func::*)(const std::string &, const std::vector<Argument> &, const Target &target)) & Func::compile_to_assembly, py::arg("filename"), py::arg("arguments"), py::arg("target") = get_target_from_environment())
+            .def("compile_to_assembly", (void(Func::*)(const std::string &, const std::vector<Argument> &, const std::string &, const Target &target)) & Func::compile_to_assembly, py::arg("filename"), py::arg("arguments"), py::arg("fn_name"), py::arg("target") = get_target_from_environment())
+            .def("compile_to_assembly", (void(Func::*)(const std::string &, const std::vector<Argument> &, const Target &target)) & Func::compile_to_assembly, py::arg("filename"), py::arg("arguments"), py::arg("target") = get_target_from_environment())
 
             .def("compile_to_c", &Func::compile_to_c, py::arg("filename"), py::arg("arguments"), py::arg("fn_name") = "", py::arg("target") = get_target_from_environment())
 
@@ -242,13 +242,13 @@ void define_func(py::module &m) {
             .def("is_extern", &Func::is_extern)
             .def("extern_function_name", &Func::extern_function_name)
 
-            .def("define_extern", (void (Func::*)(const std::string &, const std::vector<ExternFuncArgument> &, const std::vector<Type> &, const std::vector<Var> &, NameMangling, DeviceAPI)) & Func::define_extern, py::arg("function_name"), py::arg("params"), py::arg("types"), py::arg("arguments"), py::arg("mangling") = NameMangling::Default, py::arg("device_api") = DeviceAPI::Host)
+            .def("define_extern", (void(Func::*)(const std::string &, const std::vector<ExternFuncArgument> &, const std::vector<Type> &, const std::vector<Var> &, NameMangling, DeviceAPI)) & Func::define_extern, py::arg("function_name"), py::arg("params"), py::arg("types"), py::arg("arguments"), py::arg("mangling") = NameMangling::Default, py::arg("device_api") = DeviceAPI::Host)
 
-            .def("define_extern", (void (Func::*)(const std::string &, const std::vector<ExternFuncArgument> &, Type, int, NameMangling, DeviceAPI)) & Func::define_extern, py::arg("function_name"), py::arg("params"), py::arg("type"), py::arg("dimensionality"), py::arg("mangling") = NameMangling::Default, py::arg("device_api") = DeviceAPI::Host)
+            .def("define_extern", (void(Func::*)(const std::string &, const std::vector<ExternFuncArgument> &, Type, int, NameMangling, DeviceAPI)) & Func::define_extern, py::arg("function_name"), py::arg("params"), py::arg("type"), py::arg("dimensionality"), py::arg("mangling") = NameMangling::Default, py::arg("device_api") = DeviceAPI::Host)
 
-            .def("define_extern", (void (Func::*)(const std::string &, const std::vector<ExternFuncArgument> &, const std::vector<Type> &, int, NameMangling, DeviceAPI)) & Func::define_extern, py::arg("function_name"), py::arg("params"), py::arg("types"), py::arg("dimensionality"), py::arg("mangling") = NameMangling::Default, py::arg("device_api") = DeviceAPI::Host)
+            .def("define_extern", (void(Func::*)(const std::string &, const std::vector<ExternFuncArgument> &, const std::vector<Type> &, int, NameMangling, DeviceAPI)) & Func::define_extern, py::arg("function_name"), py::arg("params"), py::arg("types"), py::arg("dimensionality"), py::arg("mangling") = NameMangling::Default, py::arg("device_api") = DeviceAPI::Host)
 
-            .def("define_extern", (void (Func::*)(const std::string &, const std::vector<ExternFuncArgument> &, Type, const std::vector<Var> &, NameMangling, DeviceAPI)) & Func::define_extern, py::arg("function_name"), py::arg("params"), py::arg("type"), py::arg("arguments"), py::arg("mangling") = NameMangling::Default, py::arg("device_api") = DeviceAPI::Host)
+            .def("define_extern", (void(Func::*)(const std::string &, const std::vector<ExternFuncArgument> &, Type, const std::vector<Var> &, NameMangling, DeviceAPI)) & Func::define_extern, py::arg("function_name"), py::arg("params"), py::arg("type"), py::arg("arguments"), py::arg("mangling") = NameMangling::Default, py::arg("device_api") = DeviceAPI::Host)
 
             .def("output_buffer", &Func::output_buffer)
             .def("output_buffers", &Func::output_buffers)
@@ -350,7 +350,7 @@ void define_func(py::module &m) {
     define_set<Var, FuncRef>(func_class);
     define_set<Var, Expr>(func_class);
     define_set<Var, Tuple>(func_class);
-    //define_set<Var, std::vector<Var>>(func_class);
+    // define_set<Var, std::vector<Var>>(func_class);
 
     // LHS(Expr, ...Expr) can only be LHS of an update definition.
     define_set<Expr, FuncRef>(func_class);

python_bindings/src/PyModule.cpp

@@ -31,8 +31,8 @@ void define_module(py::module &m) {
             .def("buffers", &Module::buffers)
             .def("submodules", &Module::submodules)
 
-            .def("append", (void (Module::*)(const Buffer<> &)) & Module::append, py::arg("buffer"))
-            .def("append", (void (Module::*)(const Module &)) & Module::append, py::arg("module"))
+            .def("append", (void(Module::*)(const Buffer<> &)) & Module::append, py::arg("buffer"))
+            .def("append", (void(Module::*)(const Module &)) & Module::append, py::arg("module"))
 
             .def("compile", &Module::compile, py::arg("outputs"))
 

python_bindings/src/PyTarget.cpp

@@ -40,7 +40,7 @@ void define_target(py::module &m) {
             .def("__str__", &Target::to_string)
             .def("to_string", &Target::to_string)
 
-            .def("has_feature", (bool (Target::*)(Target::Feature) const) & Target::has_feature)
+            .def("has_feature", (bool(Target::*)(Target::Feature) const) & Target::has_feature)
             .def("features_any_of", &Target::features_any_of, py::arg("features"))
             .def("features_all_of", &Target::features_all_of, py::arg("features"))
 

python_bindings/src/PyType.cpp

@@ -76,12 +76,12 @@ void define_type(py::module &m) {
         // .def("__lt__", [](const Type &value, Type *value2) -> bool { return value2 && value < *value2; })
 
         .def("element_of", &Type::element_of)
-        .def("can_represent", (bool (Type::*)(Type) const) & Type::can_represent, py::arg("other"))
+        .def("can_represent", (bool(Type::*)(Type) const) & Type::can_represent, py::arg("other"))
         // Python doesn't have unsigned integers -- all integers are signed --
         // so we'll never see anything that can usefully be routed to the uint64_t
         // overloads of these methods.
-        .def("is_max", (bool (Type::*)(int64_t) const) & Type::is_max, py::arg("value"))
-        .def("is_min", (bool (Type::*)(int64_t) const) & Type::is_min, py::arg("value"))
+        .def("is_max", (bool(Type::*)(int64_t) const) & Type::is_max, py::arg("value"))
+        .def("is_min", (bool(Type::*)(int64_t) const) & Type::is_min, py::arg("value"))
         .def("max", &Type::max)
         .def("min", &Type::min)
         .def("__repr__", &type_repr)

python_bindings/src/PyVar.cpp

@@ -22,9 +22,9 @@ void define_var(py::module &m) {
             .def(py::init<std::string>())
             .def("name", &Var::name)
             .def("same_as", &Var::same_as)
-            .def("is_implicit", (bool (Var::*)() const) & Var::is_implicit)
-            .def("implicit_index", (int (Var::*)() const) & Var::implicit_index)
-            .def("is_placeholder", (bool (Var::*)() const) & Var::is_placeholder)
+            .def("is_implicit", (bool(Var::*)() const) & Var::is_implicit)
+            .def("implicit_index", (int(Var::*)() const) & Var::implicit_index)
+            .def("is_placeholder", (bool(Var::*)() const) & Var::is_placeholder)
             .def_static("implicit", (Var(*)(int)) & Var::implicit)
             .def_static("outermost", &Var::outermost)
             .def("__repr__", &var_repr)

run-clang-format.sh

@@ -4,23 +4,23 @@ set -e
 
 ROOT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 
-# We are currently standardized on using LLVM/Clang12 for this script.
+# We are currently standardized on using LLVM/Clang13 for this script.
 # Note that this is totally independent of the version of LLVM that you
-# are using to build Halide itself. If you don't have LLVM12 installed,
+# are using to build Halide itself. If you don't have LLVM13 installed,
 # you can usually install what you need easily via:
 #
-# sudo apt-get install llvm-12 clang-12 libclang-12-dev clang-tidy-12
-# export CLANG_FORMAT_LLVM_INSTALL_DIR=/usr/lib/llvm-12
+# sudo apt-get install llvm-13 clang-13 libclang-13-dev clang-tidy-13
+# export CLANG_FORMAT_LLVM_INSTALL_DIR=/usr/lib/llvm-13
 
 [ -z "$CLANG_FORMAT_LLVM_INSTALL_DIR" ] && echo "CLANG_FORMAT_LLVM_INSTALL_DIR must point to an LLVM installation dir for this script." && exit
 echo CLANG_FORMAT_LLVM_INSTALL_DIR = ${CLANG_FORMAT_LLVM_INSTALL_DIR}
 
 VERSION=$(${CLANG_FORMAT_LLVM_INSTALL_DIR}/bin/clang-format --version)
-if [[ ${VERSION} =~ .*version\ 12.* ]]
+if [[ ${VERSION} =~ .*version\ 13.* ]]
 then
-    echo "clang-format version 12 found."
+    echo "clang-format version 13 found."
 else
-    echo "CLANG_FORMAT_LLVM_INSTALL_DIR must point to an LLVM 12 install!"
+    echo "CLANG_FORMAT_LLVM_INSTALL_DIR must point to an LLVM 13 install!"
     exit 1
 fi
 

src/Elf.cpp

@@ -416,7 +416,7 @@ std::unique_ptr<Object> parse_object_internal(const char *data, size_t size) {
             internal_assert(to_relocate != obj->sections_end());
             // TODO: This assert should work, but it seems like this
             // isn't a reliable test. We rely on the names intead.
-            //internal_assert(&*to_relocate == section_map[sh->sh_link]);
+            // internal_assert(&*to_relocate == section_map[sh->sh_link]);
             for (uint64_t i = 0; i < sh->sh_size / sh->sh_entsize; i++) {
                 const char *rela_ptr = data + sh->sh_offset + i * sh->sh_entsize;
                 internal_assert(data <= rela_ptr && rela_ptr + sizeof(Rela<T>) <= data + size);

src/HexagonOffload.cpp

@@ -286,7 +286,7 @@ void do_reloc(char *addr, uint32_t mask, uintptr_t val, bool is_signed, bool ver
             // Pull out the subinstructions. They're the low 13
             // bits of each half-word.
             uint32_t hi = (inst >> 16) & ((1 << 13) - 1);
-            //uint32_t lo = inst & ((1 << 13) - 1);
+            // uint32_t lo = inst & ((1 << 13) - 1);
 
             // We only understand the ones where hi starts with 010
             internal_assert((hi >> 10) == 2);

src/IROperator.h

@@ -1034,21 +1034,21 @@ Expr round(Expr x);
 Expr trunc(Expr x);
 
 /** Returns true if the argument is a Not a Number (NaN). Requires a
-  * floating point argument.  Vectorizes cleanly.
-  * Note that the Expr passed in will be evaluated in strict_float mode,
-  * regardless of whether strict_float mode is enabled in the current Target. */
+ * floating point argument.  Vectorizes cleanly.
+ * Note that the Expr passed in will be evaluated in strict_float mode,
+ * regardless of whether strict_float mode is enabled in the current Target. */
 Expr is_nan(Expr x);
 
 /** Returns true if the argument is Inf or -Inf. Requires a
-  * floating point argument.  Vectorizes cleanly.
-  * Note that the Expr passed in will be evaluated in strict_float mode,
-  * regardless of whether strict_float mode is enabled in the current Target. */
+ * floating point argument.  Vectorizes cleanly.
+ * Note that the Expr passed in will be evaluated in strict_float mode,
+ * regardless of whether strict_float mode is enabled in the current Target. */
 Expr is_inf(Expr x);
 
 /** Returns true if the argument is a finite value (ie, neither NaN nor Inf).
-  * Requires a floating point argument.  Vectorizes cleanly.
-  * Note that the Expr passed in will be evaluated in strict_float mode,
-  * regardless of whether strict_float mode is enabled in the current Target. */
+ * Requires a floating point argument.  Vectorizes cleanly.
+ * Note that the Expr passed in will be evaluated in strict_float mode,
+ * regardless of whether strict_float mode is enabled in the current Target. */
 Expr is_finite(Expr x);
 
 /** Return the fractional part of a floating-point expression. If the argument

src/LLVM_Runtime_Linker.cpp

@@ -280,10 +280,10 @@ DECLARE_NO_INITMOD(wasm_math)
 #endif  // WITH_WEBASSEMBLY
 
 #ifdef WITH_RISCV
-//DECLARE_LL_INITMOD(riscv)
+// DECLARE_LL_INITMOD(riscv)
 DECLARE_CPP_INITMOD(riscv_cpu_features)
 #else
-//DECLARE_NO_INITMOD(riscv)
+// DECLARE_NO_INITMOD(riscv)
 DECLARE_NO_INITMOD(riscv_cpu_features)
 #endif  // WITH_RISCV
 

src/Lambda.h

@@ -47,4 +47,4 @@ Func lambda(const Var &x, const Var &y, const Var &z, const Var &w, const Var &v
 
 }  // namespace Halide
 
-#endif  //HALIDE_LAMBDA_H
+#endif  // HALIDE_LAMBDA_H