mirror of
https://github.com/revng/revng
synced 2026-06-21 14:07:57 +00:00
Lauri Vasama
57 lines
2.2 KiB
C++
57 lines
2.2 KiB
C++
#pragma once
|
|
|
|
//
|
|
// This file is distributed under the MIT License. See LICENSE.md for details.
|
|
//
|
|
|
|
#include "revng/Clift/CliftOpHelpers.h"
|
|
#include "revng/CliftTransforms/PatternRewriter.h"
|
|
|
|
namespace clift {
|
|
|
|
inline IntegerType getBooleanType(mlir::MLIRContext *Context) {
|
|
return IntegerType::get(Context, IntegerKind::Signed, /*Size=*/1);
|
|
}
|
|
|
|
/// Transform the expression tree in \p Region with a new expression tree.
|
|
///
|
|
/// \p Transform is used to compute the new expression tree root. It is invoked
|
|
/// with the expression tree root value of \p Region.
|
|
void transformExpression(mlir::PatternRewriter &Rewriter,
|
|
mlir::Region &Region,
|
|
llvm::function_ref<mlir::Value(mlir::Value)>
|
|
Transform);
|
|
|
|
/// Move the expression tree from \p SourceRegion into \p TargetRegion and
|
|
/// merge the two expressions together into a single expression at the root of
|
|
/// the resulting expression tree in \p TargetRegion.
|
|
///
|
|
/// \p Merge is used to compute the new expression tree root. It is invoked with
|
|
/// 1. the expression tree root value of \p SourceRegion, and
|
|
/// 2. the expression tree root value of \p TargetRegion.
|
|
void mergeExpressionInto(mlir::PatternRewriter &Rewriter,
|
|
mlir::Region &SourceRegion,
|
|
mlir::Region &TargetRegion,
|
|
llvm::function_ref<mlir::Value(mlir::Value,
|
|
mlir::Value)> Merge);
|
|
|
|
/// Returns true if the condition described the specified region is a non-zero
|
|
/// ImmediateOp.
|
|
bool isTriviallyTrue(mlir::Region &Condition);
|
|
|
|
/// Inverts the condition expression in the specified region.
|
|
void invertBooleanExpression(mlir::PatternRewriter &Rewriter,
|
|
mlir::Location Loc,
|
|
mlir::Region &Region);
|
|
|
|
/// Inverts the condition and the two statement regions of the specified if
|
|
/// operation.
|
|
void invertIfStatement(mlir::PatternRewriter &Rewriter, IfOp If);
|
|
|
|
/// Returns the position of the next statement executed starting from the
|
|
/// specified position, or the end of a block if the end of the function or of a
|
|
/// loop is encountered.
|
|
BlockPosition getFallthroughTarget(BlockPosition Position);
|
|
|
|
} // namespace clift
|