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//===- GroupOps.cpp - MLIR SPIR-V Group Ops ------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// Defines the group operations in the SPIR-V dialect.
//
//===----------------------------------------------------------------------===//
#include "mlir/Dialect/SPIRV/IR/SPIRVOps.h"
#include "mlir/Dialect/SPIRV/IR/TargetAndABI.h"
#include "SPIRVOpUtils.h"
#include "SPIRVParsingUtils.h"
using namespace mlir::spirv::AttrNames;
namespace mlir::spirv {
static ParseResult parseGroupNonUniformArithmeticOp(OpAsmParser &parser,
OperationState &state) {
spirv::Scope executionScope;
GroupOperation groupOperation;
OpAsmParser::UnresolvedOperand valueInfo;
if (spirv::parseEnumStrAttr<spirv::ScopeAttr>(executionScope, parser, state,
kExecutionScopeAttrName) ||
spirv::parseEnumStrAttr<GroupOperationAttr>(groupOperation, parser, state,
kGroupOperationAttrName) ||
parser.parseOperand(valueInfo))
return failure();
std::optional<OpAsmParser::UnresolvedOperand> clusterSizeInfo;
if (succeeded(parser.parseOptionalKeyword(kClusterSize))) {
clusterSizeInfo = OpAsmParser::UnresolvedOperand();
if (parser.parseLParen() || parser.parseOperand(*clusterSizeInfo) ||
parser.parseRParen())
return failure();
}
Type resultType;
if (parser.parseColonType(resultType))
return failure();
if (parser.resolveOperand(valueInfo, resultType, state.operands))
return failure();
if (clusterSizeInfo) {
Type i32Type = parser.getBuilder().getIntegerType(32);
if (parser.resolveOperand(*clusterSizeInfo, i32Type, state.operands))
return failure();
}
return parser.addTypeToList(resultType, state.types);
}
static void printGroupNonUniformArithmeticOp(Operation *groupOp,
OpAsmPrinter &printer) {
printer
<< " \""
<< stringifyScope(
groupOp->getAttrOfType<spirv::ScopeAttr>(kExecutionScopeAttrName)
.getValue())
<< "\" \""
<< stringifyGroupOperation(
groupOp->getAttrOfType<GroupOperationAttr>(kGroupOperationAttrName)
.getValue())
<< "\" " << groupOp->getOperand(0);
if (groupOp->getNumOperands() > 1)
printer << " " << kClusterSize << '(' << groupOp->getOperand(1) << ')';
printer << " : " << groupOp->getResult(0).getType();
}
static LogicalResult verifyGroupNonUniformArithmeticOp(Operation *groupOp) {
spirv::Scope scope =
groupOp->getAttrOfType<spirv::ScopeAttr>(kExecutionScopeAttrName)
.getValue();
if (scope != spirv::Scope::Workgroup && scope != spirv::Scope::Subgroup)
return groupOp->emitOpError(
"execution scope must be 'Workgroup' or 'Subgroup'");
GroupOperation operation =
groupOp->getAttrOfType<GroupOperationAttr>(kGroupOperationAttrName)
.getValue();
if (operation == GroupOperation::ClusteredReduce &&
groupOp->getNumOperands() == 1)
return groupOp->emitOpError("cluster size operand must be provided for "
"'ClusteredReduce' group operation");
if (groupOp->getNumOperands() > 1) {
Operation *sizeOp = groupOp->getOperand(1).getDefiningOp();
int32_t clusterSize = 0;
// TODO: support specialization constant here.
if (failed(extractValueFromConstOp(sizeOp, clusterSize)))
return groupOp->emitOpError(
"cluster size operand must come from a constant op");
if (!llvm::isPowerOf2_32(clusterSize))
return groupOp->emitOpError(
"cluster size operand must be a power of two");
}
return success();
}
//===----------------------------------------------------------------------===//
// spirv.GroupBroadcast
//===----------------------------------------------------------------------===//
LogicalResult GroupBroadcastOp::verify() {
spirv::Scope scope = getExecutionScope();
if (scope != spirv::Scope::Workgroup && scope != spirv::Scope::Subgroup)
return emitOpError("execution scope must be 'Workgroup' or 'Subgroup'");
if (auto localIdTy = llvm::dyn_cast<VectorType>(getLocalid().getType()))
if (localIdTy.getNumElements() != 2 && localIdTy.getNumElements() != 3)
return emitOpError("localid is a vector and can be with only "
" 2 or 3 components, actual number is ")
<< localIdTy.getNumElements();
return success();
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformBallotOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformBallotOp::verify() {
spirv::Scope scope = getExecutionScope();
if (scope != spirv::Scope::Workgroup && scope != spirv::Scope::Subgroup)
return emitOpError("execution scope must be 'Workgroup' or 'Subgroup'");
return success();
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformBroadcast
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformBroadcastOp::verify() {
spirv::Scope scope = getExecutionScope();
if (scope != spirv::Scope::Workgroup && scope != spirv::Scope::Subgroup)
return emitOpError("execution scope must be 'Workgroup' or 'Subgroup'");
// SPIR-V spec: "Before version 1.5, Id must come from a
// constant instruction.
auto targetEnv = spirv::getDefaultTargetEnv(getContext());
if (auto spirvModule = (*this)->getParentOfType<spirv::ModuleOp>())
targetEnv = spirv::lookupTargetEnvOrDefault(spirvModule);
if (targetEnv.getVersion() < spirv::Version::V_1_5) {
auto *idOp = getId().getDefiningOp();
if (!idOp || !isa<spirv::ConstantOp, // for normal constant
spirv::ReferenceOfOp>(idOp)) // for spec constant
return emitOpError("id must be the result of a constant op");
}
return success();
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformShuffle*
//===----------------------------------------------------------------------===//
template <typename OpTy>
static LogicalResult verifyGroupNonUniformShuffleOp(OpTy op) {
spirv::Scope scope = op.getExecutionScope();
if (scope != spirv::Scope::Workgroup && scope != spirv::Scope::Subgroup)
return op.emitOpError("execution scope must be 'Workgroup' or 'Subgroup'");
if (op.getOperands().back().getType().isSignedInteger())
return op.emitOpError("second operand must be a singless/unsigned integer");
return success();
}
LogicalResult GroupNonUniformShuffleOp::verify() {
return verifyGroupNonUniformShuffleOp(*this);
}
LogicalResult GroupNonUniformShuffleDownOp::verify() {
return verifyGroupNonUniformShuffleOp(*this);
}
LogicalResult GroupNonUniformShuffleUpOp::verify() {
return verifyGroupNonUniformShuffleOp(*this);
}
LogicalResult GroupNonUniformShuffleXorOp::verify() {
return verifyGroupNonUniformShuffleOp(*this);
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformElectOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformElectOp::verify() {
spirv::Scope scope = getExecutionScope();
if (scope != spirv::Scope::Workgroup && scope != spirv::Scope::Subgroup)
return emitOpError("execution scope must be 'Workgroup' or 'Subgroup'");
return success();
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformFAddOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformFAddOp::verify() {
return verifyGroupNonUniformArithmeticOp(*this);
}
ParseResult GroupNonUniformFAddOp::parse(OpAsmParser &parser,
OperationState &result) {
return parseGroupNonUniformArithmeticOp(parser, result);
}
void GroupNonUniformFAddOp::print(OpAsmPrinter &p) {
printGroupNonUniformArithmeticOp(*this, p);
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformFMaxOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformFMaxOp::verify() {
return verifyGroupNonUniformArithmeticOp(*this);
}
ParseResult GroupNonUniformFMaxOp::parse(OpAsmParser &parser,
OperationState &result) {
return parseGroupNonUniformArithmeticOp(parser, result);
}
void GroupNonUniformFMaxOp::print(OpAsmPrinter &p) {
printGroupNonUniformArithmeticOp(*this, p);
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformFMinOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformFMinOp::verify() {
return verifyGroupNonUniformArithmeticOp(*this);
}
ParseResult GroupNonUniformFMinOp::parse(OpAsmParser &parser,
OperationState &result) {
return parseGroupNonUniformArithmeticOp(parser, result);
}
void GroupNonUniformFMinOp::print(OpAsmPrinter &p) {
printGroupNonUniformArithmeticOp(*this, p);
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformFMulOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformFMulOp::verify() {
return verifyGroupNonUniformArithmeticOp(*this);
}
ParseResult GroupNonUniformFMulOp::parse(OpAsmParser &parser,
OperationState &result) {
return parseGroupNonUniformArithmeticOp(parser, result);
}
void GroupNonUniformFMulOp::print(OpAsmPrinter &p) {
printGroupNonUniformArithmeticOp(*this, p);
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformIAddOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformIAddOp::verify() {
return verifyGroupNonUniformArithmeticOp(*this);
}
ParseResult GroupNonUniformIAddOp::parse(OpAsmParser &parser,
OperationState &result) {
return parseGroupNonUniformArithmeticOp(parser, result);
}
void GroupNonUniformIAddOp::print(OpAsmPrinter &p) {
printGroupNonUniformArithmeticOp(*this, p);
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformIMulOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformIMulOp::verify() {
return verifyGroupNonUniformArithmeticOp(*this);
}
ParseResult GroupNonUniformIMulOp::parse(OpAsmParser &parser,
OperationState &result) {
return parseGroupNonUniformArithmeticOp(parser, result);
}
void GroupNonUniformIMulOp::print(OpAsmPrinter &p) {
printGroupNonUniformArithmeticOp(*this, p);
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformSMaxOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformSMaxOp::verify() {
return verifyGroupNonUniformArithmeticOp(*this);
}
ParseResult GroupNonUniformSMaxOp::parse(OpAsmParser &parser,
OperationState &result) {
return parseGroupNonUniformArithmeticOp(parser, result);
}
void GroupNonUniformSMaxOp::print(OpAsmPrinter &p) {
printGroupNonUniformArithmeticOp(*this, p);
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformSMinOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformSMinOp::verify() {
return verifyGroupNonUniformArithmeticOp(*this);
}
ParseResult GroupNonUniformSMinOp::parse(OpAsmParser &parser,
OperationState &result) {
return parseGroupNonUniformArithmeticOp(parser, result);
}
void GroupNonUniformSMinOp::print(OpAsmPrinter &p) {
printGroupNonUniformArithmeticOp(*this, p);
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformUMaxOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformUMaxOp::verify() {
return verifyGroupNonUniformArithmeticOp(*this);
}
ParseResult GroupNonUniformUMaxOp::parse(OpAsmParser &parser,
OperationState &result) {
return parseGroupNonUniformArithmeticOp(parser, result);
}
void GroupNonUniformUMaxOp::print(OpAsmPrinter &p) {
printGroupNonUniformArithmeticOp(*this, p);
}
//===----------------------------------------------------------------------===//
// spirv.GroupNonUniformUMinOp
//===----------------------------------------------------------------------===//
LogicalResult GroupNonUniformUMinOp::verify() {
return verifyGroupNonUniformArithmeticOp(*this);
}
ParseResult GroupNonUniformUMinOp::parse(OpAsmParser &parser,
OperationState &result) {
return parseGroupNonUniformArithmeticOp(parser, result);
}
void GroupNonUniformUMinOp::print(OpAsmPrinter &p) {
printGroupNonUniformArithmeticOp(*this, p);
}
//===----------------------------------------------------------------------===//
// Group op verification
//===----------------------------------------------------------------------===//
template <typename Op>
static LogicalResult verifyGroupOp(Op op) {
spirv::Scope scope = op.getExecutionScope();
if (scope != spirv::Scope::Workgroup && scope != spirv::Scope::Subgroup)
return op.emitOpError("execution scope must be 'Workgroup' or 'Subgroup'");
return success();
}
LogicalResult GroupIAddOp::verify() { return verifyGroupOp(*this); }
LogicalResult GroupFAddOp::verify() { return verifyGroupOp(*this); }
LogicalResult GroupFMinOp::verify() { return verifyGroupOp(*this); }
LogicalResult GroupUMinOp::verify() { return verifyGroupOp(*this); }
LogicalResult GroupSMinOp::verify() { return verifyGroupOp(*this); }
LogicalResult GroupFMaxOp::verify() { return verifyGroupOp(*this); }
LogicalResult GroupUMaxOp::verify() { return verifyGroupOp(*this); }
LogicalResult GroupSMaxOp::verify() { return verifyGroupOp(*this); }
LogicalResult GroupIMulKHROp::verify() { return verifyGroupOp(*this); }
LogicalResult GroupFMulKHROp::verify() { return verifyGroupOp(*this); }
} // namespace mlir::spirv
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