llvm-project/mlir/include/mlir-c/StandardAttributes.h

443 lines
23 KiB
C

/*===-- mlir-c/StandardAttributes.h - C API for Std Attributes-----*- C -*-===*\
|* *|
|* 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 header declares the C interface to MLIR Standard attributes. *|
|* *|
\*===----------------------------------------------------------------------===*/
#ifndef MLIR_C_STANDARDATTRIBUTES_H
#define MLIR_C_STANDARDATTRIBUTES_H
#include "mlir-c/AffineMap.h"
#include "mlir-c/IR.h"
#ifdef __cplusplus
extern "C" {
#endif
/*============================================================================*/
/* Affine map attribute. */
/*============================================================================*/
/** Checks whether the given attribute is an affine map attribute. */
int mlirAttributeIsAAffineMap(MlirAttribute attr);
/** Creates an affine map attribute wrapping the given map. The attribute
* belongs to the same context as the affine map. */
MlirAttribute mlirAffineMapAttrGet(MlirAffineMap map);
/** Returns the affine map wrapped in the given affine map attribute. */
MlirAffineMap mlirAffineMapAttrGetValue(MlirAttribute attr);
/*============================================================================*/
/* Array attribute. */
/*============================================================================*/
/** Checks whether the given attribute is an array attribute. */
int mlirAttributeIsAArray(MlirAttribute attr);
/** Creates an array element containing the given list of elements in the given
* context. */
MlirAttribute mlirArrayAttrGet(MlirContext ctx, intptr_t numElements,
MlirAttribute *elements);
/** Returns the number of elements stored in the given array attribute. */
intptr_t mlirArrayAttrGetNumElements(MlirAttribute attr);
/** Returns pos-th element stored in the given array attribute. */
MlirAttribute mlirArrayAttrGetElement(MlirAttribute attr, intptr_t pos);
/*============================================================================*/
/* Dictionary attribute. */
/*============================================================================*/
/** Checks whether the given attribute is a dictionary attribute. */
int mlirAttributeIsADictionary(MlirAttribute attr);
/** Creates a dictionary attribute containing the given list of elements in the
* provided context. */
MlirAttribute mlirDictionaryAttrGet(MlirContext ctx, intptr_t numElements,
MlirNamedAttribute *elements);
/** Returns the number of attributes contained in a dictionary attribute. */
intptr_t mlirDictionaryAttrGetNumElements(MlirAttribute attr);
/** Returns pos-th element of the given dictionary attribute. */
MlirNamedAttribute mlirDictionaryAttrGetElement(MlirAttribute attr,
intptr_t pos);
/** Returns the dictionary attribute element with the given name or NULL if the
* given name does not exist in the dictionary. */
MlirAttribute mlirDictionaryAttrGetElementByName(MlirAttribute attr,
const char *name);
/*============================================================================*/
/* Floating point attribute. */
/*============================================================================*/
/* TODO: add support for APFloat and APInt to LLVM IR C API, then expose the
* relevant functions here. */
/** Checks whether the given attribute is a floating point attribute. */
int mlirAttributeIsAFloat(MlirAttribute attr);
/** Creates a floating point attribute in the given context with the given
* double value and double-precision FP semantics. */
MlirAttribute mlirFloatAttrDoubleGet(MlirContext ctx, MlirType type,
double value);
/** Returns the value stored in the given floating point attribute, interpreting
* the value as double. */
double mlirFloatAttrGetValueDouble(MlirAttribute attr);
/*============================================================================*/
/* Integer attribute. */
/*============================================================================*/
/* TODO: add support for APFloat and APInt to LLVM IR C API, then expose the
* relevant functions here. */
/** Checks whether the given attribute is an integer attribute. */
int mlirAttributeIsAInteger(MlirAttribute attr);
/** Creates an integer attribute of the given type with the given integer
* value. */
MlirAttribute mlirIntegerAttrGet(MlirType type, int64_t value);
/** Returns the value stored in the given integer attribute, assuming the value
* fits into a 64-bit integer. */
int64_t mlirIntegerAttrGetValueInt(MlirAttribute attr);
/*============================================================================*/
/* Bool attribute. */
/*============================================================================*/
/** Checks whether the given attribute is a bool attribute. */
int mlirAttributeIsABool(MlirAttribute attr);
/** Creates a bool attribute in the given context with the given value. */
MlirAttribute mlirBoolAttrGet(MlirContext ctx, int value);
/** Returns the value stored in the given bool attribute. */
int mlirBoolAttrGetValue(MlirAttribute attr);
/*============================================================================*/
/* Integer set attribute. */
/*============================================================================*/
/** Checks whether the given attribute is an integer set attribute. */
int mlirAttributeIsAIntegerSet(MlirAttribute attr);
/*============================================================================*/
/* Opaque attribute. */
/*============================================================================*/
/** Checks whether the given attribute is an opaque attribute. */
int mlirAttributeIsAOpaque(MlirAttribute attr);
/** Creates an opaque attribute in the given context associated with the dialect
* identified by its namespace. The attribute contains opaque byte data of the
* specified length (data need not be null-terminated). */
MlirAttribute mlirOpaqueAttrGet(MlirContext ctx, const char *dialectNamespace,
intptr_t dataLength, const char *data,
MlirType type);
/** Returns the namepsace of the dialect with which the given opaque attribute
* is associated. The namespace string is owned by the context. */
const char *mlirOpaqueAttrGetDialectNamespace(MlirAttribute attr);
/** Calls the provided callback with the opaque byte data stored in the given
* opaque attribute. The callback is invoked once, and the data it receives is
* not necessarily null terminated. The data remains live as long as the context
* in which the attribute lives. */
/* TODO: consider exposing StringRef and using it instead of the callback. */
void mlirOpaqueAttrGetData(MlirAttribute attr, MlirStringCallback callback,
void *userData);
/*============================================================================*/
/* String attribute. */
/*============================================================================*/
/** Checks whether the given attribute is a string attribute. */
int mlirAttributeIsAString(MlirAttribute attr);
/** Creates a string attribute in the given context containing the given string.
* The string need not be null-terminated and its length must be specified. */
MlirAttribute mlirStringAttrGet(MlirContext ctx, intptr_t length,
const char *data);
/** Creates a string attribute in the given context containing the given string.
* The string need not be null-terminated and its length must be specified.
* Additionally, the attribute has the given type. */
MlirAttribute mlirStringAttrTypedGet(MlirType type, intptr_t length,
const char *data);
/** Calls the provided callback with the string stored in the given string
* attribute. The callback is invoked once, and the data it receives is not
* necessarily null terminated. The data remains live as long as the context in
* which the attribute lives. */
/* TODO: consider exposing StringRef and using it instead of the callback. */
void mlirStringAttrGetValue(MlirAttribute attr, MlirStringCallback callback,
void *userData);
/*============================================================================*/
/* SymbolRef attribute. */
/*============================================================================*/
/** Checks whether the given attribute is a symbol reference attribute. */
int mlirAttributeIsASymbolRef(MlirAttribute attr);
/** Creates a symbol reference attribute in the given context referencing a
* symbol identified by the given string inside a list of nested references.
* Each of the references in the list must not be nested. The string need not be
* null-terminated and its length must be specified. */
MlirAttribute mlirSymbolRefAttrGet(MlirContext ctx, intptr_t length,
const char *symbol, intptr_t numReferences,
MlirAttribute *references);
/** Calls the provided callback with the string containing the root referenced
* symbol. The callback is invoked once, and the data it receives is not
* necessarily null terminated. The data remains live as long as the context in
* which the attribute lives. */
/* TODO: consider exposing StringRef and using it instead of the callback. */
void mlirSymbolRefAttrGetRootReference(MlirAttribute attr,
MlirStringCallback callback,
void *userData);
/** Calls the provided callback with the string containing the leaf referenced
* symbol. The callback is invoked once, and the data it receives is not
* necessarily null terminated. The data remains live as long as the context in
* which the attribute lives. */
/* TODO: consider exposing StringRef and using it instead of the callback. */
void mlirSymbolRefAttrGetLeafReference(MlirAttribute attr,
MlirStringCallback callback,
void *userData);
/** Returns the number of references nested in the given symbol reference
* attribute. */
intptr_t mlirSymbolRefAttrGetNumNestedReferences(MlirAttribute attr);
/** Returns pos-th reference nested in the given symbol reference attribute. */
MlirAttribute mlirSymbolRefAttrGetNestedReference(MlirAttribute attr,
intptr_t pos);
/*============================================================================*/
/* Flat SymbolRef attribute. */
/*============================================================================*/
/** Checks whether the given attribute is a flat symbol reference attribute. */
int mlirAttributeIsAFlatSymbolRef(MlirAttribute attr);
/** Creates a flat symbol reference attribute in the given context referencing a
* symbol identified by the given string. The string need not be null-terminated
* and its length must be specified. */
MlirAttribute mlirFlatSymbolRefAttrGet(MlirContext ctx, intptr_t length,
const char *symbol);
/** Calls the provided callback with the string containing the referenced
* symbol. The callback is invoked once, and the data it receives is not
* necessarily null terminated. The data remains live as long as the context in
* which the attribute lives. */
/* TODO: consider exposing StringRef and using it instead of the callback. */
void mlirFloatSymbolRefAttrGetValue(MlirAttribute attr,
MlirStringCallback callback,
void *userData);
/*============================================================================*/
/* Type attribute. */
/*============================================================================*/
/** Checks whether the given attribute is a type attribute. */
int mlirAttributeIsAType(MlirAttribute attr);
/** Creates a type attribute wrapping the given type in the same context as the
* type. */
MlirAttribute mlirTypeAttrGet(MlirType type);
/** Returns the type stored in the given type attribute. */
MlirType mlirTypeAttrGetValue(MlirAttribute attr);
/*============================================================================*/
/* Unit attribute. */
/*============================================================================*/
/** Checks whether the given attribute is a unit attribute. */
int mlirAttributeIsAUnit(MlirAttribute attr);
/** Creates a unit attribute in the given context. */
MlirAttribute mlirUnitAttrGet(MlirContext ctx);
/*============================================================================*/
/* Elements attributes. */
/*============================================================================*/
/** Checks whether the given attribute is an elements attribute. */
int mlirAttributeIsAElements(MlirAttribute attr);
/** Returns the element at the given rank-dimensional index. */
MlirAttribute mlirElementsAttrGetValue(MlirAttribute attr, intptr_t rank,
uint64_t *idxs);
/** Checks whether the given rank-dimensional index is valid in the given
* elements attribute. */
int mlirElementsAttrIsValidIndex(MlirAttribute attr, intptr_t rank,
uint64_t *idxs);
/** Gets the total number of elements in the given elements attribute. In order
* to iterate over the attribute, obtain its type, which must be a statically
* shaped type and use its sizes to build a multi-dimensional index. */
int64_t mlirElementsAttrGetNumElements(MlirAttribute attr);
/*============================================================================*/
/* Dense elements attribute. */
/*============================================================================*/
/* TODO: decide on the interface and add support for complex elements. */
/* TODO: add support for APFloat and APInt to LLVM IR C API, then expose the
* relevant functions here. */
/** Checks whether the given attribute is a dense elements attribute. */
int mlirAttributeIsADenseElements(MlirAttribute attr);
int mlirAttributeIsADenseIntElements(MlirAttribute attr);
int mlirAttributeIsADenseFPElements(MlirAttribute attr);
/** Creates a dense elements attribute with the given Shaped type and elements
* in the same context as the type. */
MlirAttribute mlirDenseElementsAttrGet(MlirType shapedType,
intptr_t numElements,
MlirAttribute *elements);
/** Creates a dense elements attribute with the given Shaped type containing a
* single replicated element (splat). */
MlirAttribute mlirDenseElementsAttrSplatGet(MlirType shapedType,
MlirAttribute element);
MlirAttribute mlirDenseElementsAttrBoolSplatGet(MlirType shapedType,
int element);
MlirAttribute mlirDenseElementsAttrUInt32SplatGet(MlirType shapedType,
uint32_t element);
MlirAttribute mlirDenseElementsAttrInt32SplatGet(MlirType shapedType,
int32_t element);
MlirAttribute mlirDenseElementsAttrUInt64SplatGet(MlirType shapedType,
uint64_t element);
MlirAttribute mlirDenseElementsAttrInt64SplatGet(MlirType shapedType,
int64_t element);
MlirAttribute mlirDenseElementsAttrFloatSplatGet(MlirType shapedType,
float element);
MlirAttribute mlirDenseElementsAttrDoubleSplatGet(MlirType shapedType,
double element);
/** Creates a dense elements attribute with the given shaped type from elements
* of a specific type. Expects the element type of the shaped type to match the
* data element type. */
MlirAttribute mlirDenseElementsAttrBoolGet(MlirType shapedType,
intptr_t numElements, int *elements);
MlirAttribute mlirDenseElementsAttrUInt32Get(MlirType shapedType,
intptr_t numElements,
uint32_t *elements);
MlirAttribute mlirDenseElementsAttrInt32Get(MlirType shapedType,
intptr_t numElements,
int32_t *elements);
MlirAttribute mlirDenseElementsAttrUInt64Get(MlirType shapedType,
intptr_t numElements,
uint64_t *elements);
MlirAttribute mlirDenseElementsAttrInt64Get(MlirType shapedType,
intptr_t numElements,
int64_t *elements);
MlirAttribute mlirDenseElementsAttrFloatGet(MlirType shapedType,
intptr_t numElements,
float *elements);
MlirAttribute mlirDenseElementsAttrDoubleGet(MlirType shapedType,
intptr_t numElements,
double *elements);
/** Creates a dense elements attribute with the given shaped type from string
* elements. The strings need not be null-terminated and their lengths are
* provided as a separate argument co-indexed with the strs argument. */
MlirAttribute mlirDenseElementsAttrStringGet(MlirType shapedType,
intptr_t numElements,
intptr_t *strLengths,
const char **strs);
/** Creates a dense elements attribute that has the same data as the given dense
* elements attribute and a different shaped type. The new type must have the
* same total number of elements. */
MlirAttribute mlirDenseElementsAttrReshapeGet(MlirAttribute attr,
MlirType shapedType);
/** Checks whether the given dense elements attribute contains a single
* replicated value (splat). */
int mlirDenseElementsAttrIsSplat(MlirAttribute attr);
/** Returns the single replicated value (splat) of a specific type contained by
* the given dense elements attribute. */
MlirAttribute mlirDenseElementsAttrGetSplatValue(MlirAttribute attr);
int mlirDenseElementsAttrGetBoolSplatValue(MlirAttribute attr);
int32_t mlirDenseElementsAttrGetInt32SplatValue(MlirAttribute attr);
uint32_t mlirDenseElementsAttrGetUInt32SplatValue(MlirAttribute attr);
int64_t mlirDenseElementsAttrGetInt64SplatValue(MlirAttribute attr);
uint64_t mlirDenseElementsAttrGetUInt64SplatValue(MlirAttribute attr);
float mlirDenseElementsAttrGetFloatSplatValue(MlirAttribute attr);
double mlirDenseElementsAttrGetDoubleSplatValue(MlirAttribute attr);
/* TODO: consider exposing StringRef and using it instead of the callback. */
void mlirDenseElementsAttrGetStringSplatValue(MlirAttribute attr,
MlirStringCallback callback,
void *userData);
/** Returns the pos-th value (flat contiguous indexing) of a specific type
* contained by the given dense elements attribute. */
int mlirDenseElementsAttrGetBoolValue(MlirAttribute attr, intptr_t pos);
int32_t mlirDenseElementsAttrGetInt32Value(MlirAttribute attr, intptr_t pos);
uint32_t mlirDenseElementsAttrGetUInt32Value(MlirAttribute attr, intptr_t pos);
int64_t mlirDenseElementsAttrGetInt64Value(MlirAttribute attr, intptr_t pos);
uint64_t mlirDenseElementsAttrGetUInt64Value(MlirAttribute attr, intptr_t pos);
float mlirDenseElementsAttrGetFloatValue(MlirAttribute attr, intptr_t pos);
double mlirDenseElementsAttrGetDoubleValue(MlirAttribute attr, intptr_t pos);
/* TODO: consider exposing StringRef and using it instead of the callback. */
void mlirDenseElementsAttrGetStringValue(MlirAttribute attr, intptr_t pos,
MlirStringCallback callback,
void *userData);
/*============================================================================*/
/* Opaque elements attribute. */
/*============================================================================*/
/* TODO: expose Dialect to the bindings and implement accessors here. */
/** Checks whether the given attribute is an opaque elements attribute. */
int mlirAttributeIsAOpaqueElements(MlirAttribute attr);
/*============================================================================*/
/* Sparse elements attribute. */
/*============================================================================*/
/** Checks whether the given attribute is a sparse elements attribute. */
int mlirAttributeIsASparseElements(MlirAttribute attr);
/** Creates a sparse elements attribute of the given shape from a list of
* indices and a list of associated values. Both lists are expected to be dense
* elements attributes with the same number of elements. The list of indices is
* expected to contain 64-bit integers. The attribute is created in the same
* context as the type. */
MlirAttribute mlirSparseElementsAttribute(MlirType shapedType,
MlirAttribute denseIndices,
MlirAttribute denseValues);
/** Returns the dense elements attribute containing 64-bit integer indices of
* non-null elements in the given sparse elements attribute. */
MlirAttribute mlirSparseElementsAttrGetIndices(MlirAttribute attr);
/** Returns the dense elements attribute containing the non-null elements in the
* given sparse elements attribute. */
MlirAttribute mlirSparseElementsAttrGetValues(MlirAttribute attr);
#ifdef __cplusplus
}
#endif
#endif // MLIR_C_STANDARDATTRIBUTES_H