[Mlir-commits] [mlir] [mlir][python] add binding to `#gpu.object` (PR #88992)
Maksim Levental
llvmlistbot at llvm.org
Wed Apr 17 08:39:51 PDT 2024
https://github.com/makslevental updated https://github.com/llvm/llvm-project/pull/88992
>From 57655f8d3c0951100ea9cc47313c579781abc0e7 Mon Sep 17 00:00:00 2001
From: max <maksim.levental at gmail.com>
Date: Tue, 16 Apr 2024 16:40:04 -0500
Subject: [PATCH] [mlir][python] add binding to gpu.object
---
mlir/include/mlir-c/Dialect/GPU.h | 25 +++++++
mlir/lib/Bindings/Python/DialectGPU.cpp | 65 +++++++++++++++++++
mlir/lib/CAPI/Dialect/GPU.cpp | 54 ++++++++++++++-
mlir/python/CMakeLists.txt | 11 ++++
mlir/python/mlir/dialects/gpu/__init__.py | 1 +
mlir/test/python/dialects/gpu/dialect.py | 26 ++++++++
.../dialects/gpu/module-to-binary-nvvm.py | 30 +++++++--
7 files changed, 207 insertions(+), 5 deletions(-)
create mode 100644 mlir/lib/Bindings/Python/DialectGPU.cpp
diff --git a/mlir/include/mlir-c/Dialect/GPU.h b/mlir/include/mlir-c/Dialect/GPU.h
index 1a18d82c01d53e..2adf73ddff6eae 100644
--- a/mlir/include/mlir-c/Dialect/GPU.h
+++ b/mlir/include/mlir-c/Dialect/GPU.h
@@ -19,6 +19,31 @@ extern "C" {
MLIR_DECLARE_CAPI_DIALECT_REGISTRATION(GPU, gpu);
+//===---------------------------------------------------------------------===//
+// ObjectAttr
+//===---------------------------------------------------------------------===//
+
+MLIR_CAPI_EXPORTED bool mlirAttributeIsAGPUObjectAttr(MlirAttribute attr);
+
+MLIR_CAPI_EXPORTED MlirAttribute
+mlirGPUObjectAttrGet(MlirContext mlirCtx, MlirAttribute target, uint32_t format,
+ MlirStringRef objectStrRef, MlirAttribute mlirObjectProps);
+
+MLIR_CAPI_EXPORTED MlirAttribute
+mlirGPUObjectAttrGetTarget(MlirAttribute mlirObjectAttr);
+
+MLIR_CAPI_EXPORTED uint32_t
+mlirGPUObjectAttrGetFormat(MlirAttribute mlirObjectAttr);
+
+MLIR_CAPI_EXPORTED MlirStringRef
+mlirGPUObjectAttrGetObject(MlirAttribute mlirObjectAttr);
+
+MLIR_CAPI_EXPORTED bool
+mlirGPUObjectAttrHasProperties(MlirAttribute mlirObjectAttr);
+
+MLIR_CAPI_EXPORTED MlirAttribute
+mlirGPUObjectAttrGetProperties(MlirAttribute mlirObjectAttr);
+
#ifdef __cplusplus
}
#endif
diff --git a/mlir/lib/Bindings/Python/DialectGPU.cpp b/mlir/lib/Bindings/Python/DialectGPU.cpp
new file mode 100644
index 00000000000000..1f68bfc6ff1541
--- /dev/null
+++ b/mlir/lib/Bindings/Python/DialectGPU.cpp
@@ -0,0 +1,65 @@
+//===- DialectGPU.cpp - Pybind module for the GPU passes ------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===---------------------------------------------------------------------===//
+
+#include "mlir-c/Dialect/GPU.h"
+#include "mlir-c/IR.h"
+#include "mlir-c/Support.h"
+#include "mlir/Bindings/Python/PybindAdaptors.h"
+
+#include <pybind11/detail/common.h>
+#include <pybind11/pybind11.h>
+
+namespace py = pybind11;
+using namespace mlir;
+using namespace mlir::python;
+using namespace mlir::python::adaptors;
+
+// -----------------------------------------------------------------------------
+// Module initialization.
+// -----------------------------------------------------------------------------
+
+PYBIND11_MODULE(_mlirDialectsGPU, m) {
+ m.doc() = "MLIR GPU Dialect";
+
+ //===-------------------------------------------------------------------===//
+ // ObjectAttr
+ //===-------------------------------------------------------------------===//
+
+ mlir_attribute_subclass(m, "ObjectAttr", mlirAttributeIsAGPUObjectAttr)
+ .def_classmethod(
+ "get",
+ [](py::object cls, MlirAttribute target, uint32_t format,
+ py::bytes object, std::optional<MlirAttribute> mlirObjectProps) {
+ py::buffer_info info(py::buffer(object).request());
+ MlirStringRef objectStrRef =
+ mlirStringRefCreate(static_cast<char *>(info.ptr), info.size);
+ return cls(mlirGPUObjectAttrGet(
+ mlirAttributeGetContext(target), target, format, objectStrRef,
+ mlirObjectProps.has_value() ? *mlirObjectProps
+ : MlirAttribute{nullptr}));
+ },
+ "cls"_a, "target"_a, "format"_a, "object"_a,
+ "properties"_a = py::none(), "Gets a gpu.object from parameters.")
+ .def_property_readonly(
+ "target",
+ [](MlirAttribute self) { return mlirGPUObjectAttrGetTarget(self); })
+ .def_property_readonly(
+ "format",
+ [](MlirAttribute self) { return mlirGPUObjectAttrGetFormat(self); })
+ .def_property_readonly(
+ "object",
+ [](MlirAttribute self) {
+ MlirStringRef stringRef = mlirGPUObjectAttrGetObject(self);
+ return py::bytes(stringRef.data, stringRef.length);
+ })
+ .def_property_readonly("properties", [](MlirAttribute self) {
+ if (mlirGPUObjectAttrHasProperties(self))
+ return py::cast(mlirGPUObjectAttrGetProperties(self));
+ return py::none().cast<py::object>();
+ });
+}
diff --git a/mlir/lib/CAPI/Dialect/GPU.cpp b/mlir/lib/CAPI/Dialect/GPU.cpp
index cd58f0e249a9e2..c23422a8c9b06f 100644
--- a/mlir/lib/CAPI/Dialect/GPU.cpp
+++ b/mlir/lib/CAPI/Dialect/GPU.cpp
@@ -1,4 +1,4 @@
-//===- GPUc.cpp - C Interface for GPU dialect ----------------------------===//
+//===- GPU.cpp - C Interface for GPU dialect ------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
@@ -9,5 +9,57 @@
#include "mlir-c/Dialect/GPU.h"
#include "mlir/CAPI/Registration.h"
#include "mlir/Dialect/GPU/IR/GPUDialect.h"
+#include "llvm/Support/Casting.h"
MLIR_DEFINE_CAPI_DIALECT_REGISTRATION(GPU, gpu, mlir::gpu::GPUDialect)
+
+//===---------------------------------------------------------------------===//
+// ObjectAttr
+//===---------------------------------------------------------------------===//
+
+bool mlirAttributeIsAGPUObjectAttr(MlirAttribute attr) {
+ return llvm::isa<mlir::gpu::ObjectAttr>(unwrap(attr));
+}
+
+MlirAttribute mlirGPUObjectAttrGet(MlirContext mlirCtx, MlirAttribute target,
+ uint32_t format, MlirStringRef objectStrRef,
+ MlirAttribute mlirObjectProps) {
+ mlir::MLIRContext *ctx = unwrap(mlirCtx);
+ llvm::StringRef object = unwrap(objectStrRef);
+ mlir::DictionaryAttr objectProps =
+ llvm::cast<mlir::DictionaryAttr>(unwrap(mlirObjectProps));
+ return wrap(mlir::gpu::ObjectAttr::get(
+ ctx, unwrap(target), static_cast<mlir::gpu::CompilationTarget>(format),
+ mlir::StringAttr::get(ctx, object), objectProps));
+}
+
+MlirAttribute mlirGPUObjectAttrGetTarget(MlirAttribute mlirObjectAttr) {
+ mlir::gpu::ObjectAttr objectAttr =
+ llvm::cast<mlir::gpu::ObjectAttr>(unwrap(mlirObjectAttr));
+ return wrap(objectAttr.getTarget());
+}
+
+uint32_t mlirGPUObjectAttrGetFormat(MlirAttribute mlirObjectAttr) {
+ mlir::gpu::ObjectAttr objectAttr =
+ llvm::cast<mlir::gpu::ObjectAttr>(unwrap(mlirObjectAttr));
+ return static_cast<uint32_t>(objectAttr.getFormat());
+}
+
+MlirStringRef mlirGPUObjectAttrGetObject(MlirAttribute mlirObjectAttr) {
+ mlir::gpu::ObjectAttr objectAttr =
+ llvm::cast<mlir::gpu::ObjectAttr>(unwrap(mlirObjectAttr));
+ llvm::StringRef object = objectAttr.getObject();
+ return mlirStringRefCreate(object.data(), object.size());
+}
+
+bool mlirGPUObjectAttrHasProperties(MlirAttribute mlirObjectAttr) {
+ mlir::gpu::ObjectAttr objectAttr =
+ llvm::cast<mlir::gpu::ObjectAttr>(unwrap(mlirObjectAttr));
+ return objectAttr.getProperties() != nullptr;
+}
+
+MlirAttribute mlirGPUObjectAttrGetProperties(MlirAttribute mlirObjectAttr) {
+ mlir::gpu::ObjectAttr objectAttr =
+ llvm::cast<mlir::gpu::ObjectAttr>(unwrap(mlirObjectAttr));
+ return wrap(objectAttr.getProperties());
+}
diff --git a/mlir/python/CMakeLists.txt b/mlir/python/CMakeLists.txt
index c27ee688a04087..d31bad34afa82c 100644
--- a/mlir/python/CMakeLists.txt
+++ b/mlir/python/CMakeLists.txt
@@ -498,6 +498,17 @@ declare_mlir_python_extension(MLIRPythonExtension.Dialects.Linalg.Pybind
MLIRCAPILinalg
)
+declare_mlir_python_extension(MLIRPythonExtension.Dialects.GPU.Pybind
+ MODULE_NAME _mlirDialectsGPU
+ ADD_TO_PARENT MLIRPythonSources.Dialects.gpu
+ ROOT_DIR "${PYTHON_SOURCE_DIR}"
+ SOURCES
+ DialectGPU.cpp
+ EMBED_CAPI_LINK_LIBS
+ MLIRCAPIIR
+ MLIRCAPIGPU
+)
+
declare_mlir_python_extension(MLIRPythonExtension.Dialects.LLVM.Pybind
MODULE_NAME _mlirDialectsLLVM
ADD_TO_PARENT MLIRPythonSources.Dialects.llvm
diff --git a/mlir/python/mlir/dialects/gpu/__init__.py b/mlir/python/mlir/dialects/gpu/__init__.py
index 033386b0f803b2..4cd80aa8b7ca85 100644
--- a/mlir/python/mlir/dialects/gpu/__init__.py
+++ b/mlir/python/mlir/dialects/gpu/__init__.py
@@ -4,3 +4,4 @@
from .._gpu_ops_gen import *
from .._gpu_enum_gen import *
+from ..._mlir_libs._mlirDialectsGPU import *
diff --git a/mlir/test/python/dialects/gpu/dialect.py b/mlir/test/python/dialects/gpu/dialect.py
index 2f49e2e053999b..c2cbd33cd00df7 100644
--- a/mlir/test/python/dialects/gpu/dialect.py
+++ b/mlir/test/python/dialects/gpu/dialect.py
@@ -30,3 +30,29 @@ def testMMAElementWiseAttr():
# CHECK: %block_dim_y = gpu.block_dim y
print(module)
pass
+
+
+# CHECK-LABEL: testObjectAttr
+ at run
+def testObjectAttr():
+ module = Module.create()
+ target = Attribute.parse("#nvvm.target")
+ format = gpu.CompilationTarget.Fatbin
+ object = b"BC\xc0\xde5\x14\x00\x00\x05\x00\x00\x00b\x0c0$MY\xbef"
+ properties = DictAttr.get({"O": IntegerAttr.get(IntegerType.get_signless(32), 2)})
+ o = gpu.ObjectAttr.get(target, format, object, properties)
+ # CHECK: #gpu.object<#nvvm.target, properties = {O = 2 : i32}, "BC\C0\DE5\14\00\00\05\00\00\00b\0C0$MY\BEf">
+ print(o)
+ assert o.object == object
+
+ o = gpu.ObjectAttr.get(target, format, object)
+ # CHECK: #gpu.object<#nvvm.target, "BC\C0\DE5\14\00\00\05\00\00\00b\0C0$MY\BEf">
+ print(o)
+
+ object = (
+ b"//\n// Generated by LLVM NVPTX Back-End\n//\n\n.version 6.0\n.target sm_50"
+ )
+ o = gpu.ObjectAttr.get(target, format, object)
+ # CHECK: #gpu.object<#nvvm.target, "//\0A// Generated by LLVM NVPTX Back-End\0A//\0A\0A.version 6.0\0A.target sm_50">
+ print(o)
+ assert o.object == object
diff --git a/mlir/test/python/dialects/gpu/module-to-binary-nvvm.py b/mlir/test/python/dialects/gpu/module-to-binary-nvvm.py
index 1c2eb652e71f91..e0225911b21443 100644
--- a/mlir/test/python/dialects/gpu/module-to-binary-nvvm.py
+++ b/mlir/test/python/dialects/gpu/module-to-binary-nvvm.py
@@ -34,9 +34,20 @@ def testGPUToLLVMBin():
pm = PassManager("any")
pm.add("gpu-module-to-binary{format=llvm}")
pm.run(module.operation)
+ # CHECK-LABEL: gpu.binary @kernel_module1
print(module)
- # CHECK-LABEL:gpu.binary @kernel_module1
- # CHECK:[#gpu.object<#nvvm.target<chip = "sm_70">, offload = "{{.*}}">]
+
+ o = gpu.ObjectAttr(module.body.operations[0].objects[0])
+ # CHECK: #gpu.object<#nvvm.target<chip = "sm_70">, offload = "{{.*}}">
+ print(o)
+ # CHECK: #nvvm.target<chip = "sm_70">
+ print(o.target)
+ # CHECK: offload
+ print(gpu.CompilationTarget(o.format))
+ # CHECK: b'{{.*}}'
+ print(o.object)
+ # CHECK: None
+ print(o.properties)
# CHECK-LABEL: testGPUToASMBin
@@ -59,6 +70,17 @@ def testGPUToASMBin():
pm = PassManager("any")
pm.add("gpu-module-to-binary{format=isa}")
pm.run(module.operation)
- print(module)
# CHECK-LABEL:gpu.binary @kernel_module2
- # CHECK:[#gpu.object<#nvvm.target<flags = {fast}>, properties = {O = 2 : i32}, assembly = "{{.*}}">, #gpu.object<#nvvm.target, properties = {O = 2 : i32}, assembly = "{{.*}}">]
+ print(module)
+
+ o = gpu.ObjectAttr(module.body.operations[0].objects[0])
+ # CHECK: #gpu.object<#nvvm.target<flags = {fast}>
+ print(o)
+ # CHECK: #nvvm.target<flags = {fast}>
+ print(o.target)
+ # CHECK: assembly
+ print(gpu.CompilationTarget(o.format))
+ # CHECK: b'//\n// Generated by LLVM NVPTX Back-End{{.*}}'
+ print(o.object)
+ # CHECK: {O = 2 : i32}
+ print(o.properties)
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