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//===- ROCDLDialect.cpp - ROCDL IR Ops and Dialect registration -----------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// This file defines the types and operation details for the ROCDL IR dialect in
// MLIR, and the LLVM IR dialect. It also registers the dialect.
//
// The ROCDL dialect only contains GPU specific additions on top of the general
// LLVM dialect.
//
//===----------------------------------------------------------------------===//
#include "mlir/Dialect/LLVMIR/ROCDLDialect.h"
#include "mlir/Dialect/LLVMIR/LLVMDialect.h"
#include "mlir/IR/Builders.h"
#include "mlir/IR/BuiltinTypes.h"
#include "mlir/IR/MLIRContext.h"
#include "mlir/IR/Operation.h"
#include "llvm/AsmParser/Parser.h"
#include "llvm/IR/Attributes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/Type.h"
#include "llvm/Support/SourceMgr.h"
using namespace mlir;
using namespace ROCDL;
#include "mlir/Dialect/LLVMIR/ROCDLOpsDialect.cpp.inc"
//===----------------------------------------------------------------------===//
// Parsing for ROCDL ops
//===----------------------------------------------------------------------===//
// <operation> ::=
// `llvm.amdgcn.buffer.load.* %rsrc, %vindex, %offset, %glc, %slc :
// result_type`
ParseResult MubufLoadOp::parse(OpAsmParser &parser, OperationState &result) {
SmallVector<OpAsmParser::UnresolvedOperand, 8> ops;
Type type;
if (parser.parseOperandList(ops, 5) || parser.parseColonType(type) ||
parser.addTypeToList(type, result.types))
return failure();
MLIRContext *context = parser.getContext();
auto int32Ty = IntegerType::get(context, 32);
auto int1Ty = IntegerType::get(context, 1);
auto i32x4Ty = LLVM::getFixedVectorType(int32Ty, 4);
return parser.resolveOperands(ops,
{i32x4Ty, int32Ty, int32Ty, int1Ty, int1Ty},
parser.getNameLoc(), result.operands);
}
void MubufLoadOp::print(OpAsmPrinter &p) {
p << " " << getOperands() << " : " << (*this)->getResultTypes();
}
// <operation> ::=
// `llvm.amdgcn.buffer.store.* %vdata, %rsrc, %vindex, %offset, %glc, %slc :
// result_type`
ParseResult MubufStoreOp::parse(OpAsmParser &parser, OperationState &result) {
SmallVector<OpAsmParser::UnresolvedOperand, 8> ops;
Type type;
if (parser.parseOperandList(ops, 6) || parser.parseColonType(type))
return failure();
MLIRContext *context = parser.getContext();
auto int32Ty = IntegerType::get(context, 32);
auto int1Ty = IntegerType::get(context, 1);
auto i32x4Ty = LLVM::getFixedVectorType(int32Ty, 4);
if (parser.resolveOperands(ops,
{type, i32x4Ty, int32Ty, int32Ty, int1Ty, int1Ty},
parser.getNameLoc(), result.operands))
return failure();
return success();
}
void MubufStoreOp::print(OpAsmPrinter &p) {
p << " " << getOperands() << " : " << getVdata().getType();
}
// <operation> ::=
// `llvm.amdgcn.raw.buffer.load.* %rsrc, %offset, %soffset, %aux
// : result_type`
ParseResult RawBufferLoadOp::parse(OpAsmParser &parser,
OperationState &result) {
SmallVector<OpAsmParser::UnresolvedOperand, 4> ops;
Type type;
if (parser.parseOperandList(ops, 4) || parser.parseColonType(type) ||
parser.addTypeToList(type, result.types))
return failure();
auto bldr = parser.getBuilder();
auto int32Ty = bldr.getI32Type();
auto i32x4Ty = VectorType::get({4}, int32Ty);
return parser.resolveOperands(ops, {i32x4Ty, int32Ty, int32Ty, int32Ty},
parser.getNameLoc(), result.operands);
}
void RawBufferLoadOp::print(OpAsmPrinter &p) {
p << " " << getOperands() << " : " << getRes().getType();
}
// <operation> ::=
// `llvm.amdgcn.raw.buffer.store.* %vdata, %rsrc, %offset,
// %soffset, %aux : result_type`
ParseResult RawBufferStoreOp::parse(OpAsmParser &parser,
OperationState &result) {
SmallVector<OpAsmParser::UnresolvedOperand, 5> ops;
Type type;
if (parser.parseOperandList(ops, 5) || parser.parseColonType(type))
return failure();
auto bldr = parser.getBuilder();
auto int32Ty = bldr.getI32Type();
auto i32x4Ty = VectorType::get({4}, int32Ty);
if (parser.resolveOperands(ops, {type, i32x4Ty, int32Ty, int32Ty, int32Ty},
parser.getNameLoc(), result.operands))
return failure();
return success();
}
void RawBufferStoreOp::print(OpAsmPrinter &p) {
p << " " << getOperands() << " : " << getVdata().getType();
}
// <operation> ::=
// `llvm.amdgcn.raw.buffer.atomic.fadd.* %vdata, %rsrc, %offset,
// %soffset, %aux : result_type`
ParseResult RawBufferAtomicFAddOp::parse(OpAsmParser &parser,
OperationState &result) {
SmallVector<OpAsmParser::UnresolvedOperand, 5> ops;
Type type;
if (parser.parseOperandList(ops, 5) || parser.parseColonType(type))
return failure();
auto bldr = parser.getBuilder();
auto int32Ty = bldr.getI32Type();
auto i32x4Ty = VectorType::get({4}, int32Ty);
if (parser.resolveOperands(ops, {type, i32x4Ty, int32Ty, int32Ty, int32Ty},
parser.getNameLoc(), result.operands))
return failure();
return success();
}
void RawBufferAtomicFAddOp::print(mlir::OpAsmPrinter &p) {
p << " " << getOperands() << " : " << getVdata().getType();
}
// <operation> ::=
// `llvm.amdgcn.raw.buffer.atomic.fmax.* %vdata, %rsrc, %offset,
// %soffset, %aux : result_type`
ParseResult RawBufferAtomicFMaxOp::parse(OpAsmParser &parser,
OperationState &result) {
SmallVector<OpAsmParser::UnresolvedOperand, 5> ops;
Type type;
if (parser.parseOperandList(ops, 5) || parser.parseColonType(type))
return failure();
auto bldr = parser.getBuilder();
auto int32Ty = bldr.getI32Type();
auto i32x4Ty = VectorType::get({4}, int32Ty);
if (parser.resolveOperands(ops, {type, i32x4Ty, int32Ty, int32Ty, int32Ty},
parser.getNameLoc(), result.operands))
return failure();
return success();
}
void RawBufferAtomicFMaxOp::print(mlir::OpAsmPrinter &p) {
p << " " << getOperands() << " : " << getVdata().getType();
}
// <operation> ::=
// `llvm.amdgcn.raw.buffer.atomic.smax.* %vdata, %rsrc, %offset,
// %soffset, %aux : result_type`
ParseResult RawBufferAtomicSMaxOp::parse(OpAsmParser &parser,
OperationState &result) {
SmallVector<OpAsmParser::UnresolvedOperand, 5> ops;
Type type;
if (parser.parseOperandList(ops, 5) || parser.parseColonType(type))
return failure();
auto bldr = parser.getBuilder();
auto int32Ty = bldr.getI32Type();
auto i32x4Ty = VectorType::get({4}, int32Ty);
if (parser.resolveOperands(ops, {type, i32x4Ty, int32Ty, int32Ty, int32Ty},
parser.getNameLoc(), result.operands))
return failure();
return success();
}
void RawBufferAtomicSMaxOp::print(mlir::OpAsmPrinter &p) {
p << " " << getOperands() << " : " << getVdata().getType();
}
// <operation> ::=
// `llvm.amdgcn.raw.buffer.atomic.umin.* %vdata, %rsrc, %offset,
// %soffset, %aux : result_type`
ParseResult RawBufferAtomicUMinOp::parse(OpAsmParser &parser,
OperationState &result) {
SmallVector<OpAsmParser::UnresolvedOperand, 5> ops;
Type type;
if (parser.parseOperandList(ops, 5) || parser.parseColonType(type))
return failure();
auto bldr = parser.getBuilder();
auto int32Ty = bldr.getI32Type();
auto i32x4Ty = VectorType::get({4}, int32Ty);
if (parser.resolveOperands(ops, {type, i32x4Ty, int32Ty, int32Ty, int32Ty},
parser.getNameLoc(), result.operands))
return failure();
return success();
}
void RawBufferAtomicUMinOp::print(mlir::OpAsmPrinter &p) {
p << " " << getOperands() << " : " << getVdata().getType();
}
//===----------------------------------------------------------------------===//
// ROCDLDialect initialization, type parsing, and registration.
//===----------------------------------------------------------------------===//
// TODO: This should be the llvm.rocdl dialect once this is supported.
void ROCDLDialect::initialize() {
addOperations<
#define GET_OP_LIST
#include "mlir/Dialect/LLVMIR/ROCDLOps.cpp.inc"
>();
// Support unknown operations because not all ROCDL operations are registered.
allowUnknownOperations();
}
LogicalResult ROCDLDialect::verifyOperationAttribute(Operation *op,
NamedAttribute attr) {
// Kernel function attribute should be attached to functions.
if (attr.getName() == ROCDLDialect::getKernelFuncAttrName()) {
if (!isa<LLVM::LLVMFuncOp>(op)) {
return op->emitError() << "'" << ROCDLDialect::getKernelFuncAttrName()
<< "' attribute attached to unexpected op";
}
}
return success();
}
#define GET_OP_CLASSES
#include "mlir/Dialect/LLVMIR/ROCDLOps.cpp.inc"
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