[PATCH] D83018: [flang] Add changes to codegen to convert it to tablegen passes.
Eric Schweitz via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Jul 2 06:27:25 PDT 2020
This revision was automatically updated to reflect the committed changes.
Closed by commit rGffa1f8198e6e: [flang] Add changes to codegen to convert it to tablegen passes. (authored by schweitz).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D83018/new/
https://reviews.llvm.org/D83018
Files:
flang/include/flang/Optimizer/CMakeLists.txt
flang/include/flang/Optimizer/CodeGen/CGPasses.td
flang/include/flang/Optimizer/CodeGen/CMakeLists.txt
flang/include/flang/Optimizer/CodeGen/CodeGen.h
Index: flang/include/flang/Optimizer/CodeGen/CodeGen.h
===================================================================
--- flang/include/flang/Optimizer/CodeGen/CodeGen.h
+++ flang/include/flang/Optimizer/CodeGen/CodeGen.h
@@ -9,19 +9,18 @@
#ifndef OPTIMIZER_CODEGEN_CODEGEN_H
#define OPTIMIZER_CODEGEN_CODEGEN_H
+#include "mlir/Pass/Pass.h"
+#include "mlir/Pass/PassRegistry.h"
#include <memory>
-namespace llvm {
-class raw_ostream;
-}
-namespace mlir {
-class Pass;
-}
-
namespace fir {
struct NameUniquer;
+/// Prerequiste pass for code gen. Perform intermediate rewrites to perform
+/// the code gen (to LLVM-IR dialect) conversion.
+std::unique_ptr<mlir::Pass> createFirCodeGenRewritePass();
+
/// Convert FIR to the LLVM IR dialect
std::unique_ptr<mlir::Pass> createFIRToLLVMPass(NameUniquer &uniquer);
@@ -29,6 +28,13 @@
std::unique_ptr<mlir::Pass>
createLLVMDialectToLLVMPass(llvm::raw_ostream &output);
+inline void registerOptCodeGenPasses() {
+ using mlir::Pass;
+// declarative passes
+#define GEN_PASS_REGISTRATION
+#include "flang/Optimizer/CodeGen/CGPasses.h.inc"
+}
+
} // namespace fir
#endif // OPTIMIZER_CODEGEN_CODEGEN_H
Index: flang/include/flang/Optimizer/CodeGen/CMakeLists.txt
===================================================================
--- /dev/null
+++ flang/include/flang/Optimizer/CodeGen/CMakeLists.txt
@@ -0,0 +1,6 @@
+
+set(LLVM_TARGET_DEFINITIONS CGPasses.td)
+mlir_tablegen(CGPasses.h.inc -gen-pass-decls)
+add_public_tablegen_target(FIROptCodeGenPassIncGen)
+
+add_mlir_doc(Passes -gen-pass-doc OptimizerCodeGenPasses ./)
Index: flang/include/flang/Optimizer/CodeGen/CGPasses.td
===================================================================
--- /dev/null
+++ flang/include/flang/Optimizer/CodeGen/CGPasses.td
@@ -0,0 +1,24 @@
+//===-- CGPasses.td - code gen pass definition file --------*- tablegen -*-===//
+//
+// 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 contains definitions for passes within the Optimizer/CodeGen/
+// directory.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef FLANG_OPTIMIZER_CODEGEN_PASSES
+#define FLANG_OPTIMIZER_CODEGEN_PASSES
+
+include "mlir/Pass/PassBase.td"
+
+def CodeGenRewrite : FunctionPass<"cg-rewrite"> {
+ let summary = "Rewrite some FIR ops into their code-gen forms.";
+ let constructor = "fir::createFirCodeGenRewritePass()";
+}
+
+#endif // FLANG_OPTIMIZER_CODEGEN_PASSES
Index: flang/include/flang/Optimizer/CMakeLists.txt
===================================================================
--- flang/include/flang/Optimizer/CMakeLists.txt
+++ flang/include/flang/Optimizer/CMakeLists.txt
@@ -1 +1,2 @@
+add_subdirectory(CodeGen)
add_subdirectory(Dialect)
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