Revert "[mlir][openacc] Add legalize data pass for compute operation (#80351)"

This reverts commit fa7d0d3.

Author: clementval

flang/include/flang/Optimizer/Support/InitFIR.h

@@ -19,7 +19,6 @@
 #include "mlir/Dialect/Affine/Passes.h"
 #include "mlir/Dialect/Complex/IR/Complex.h"
 #include "mlir/Dialect/Func/Extensions/InlinerExtension.h"
-#include "mlir/Dialect/OpenACC/Transforms/Passes.h"
 #include "mlir/InitAllDialects.h"
 #include "mlir/Pass/Pass.h"
 #include "mlir/Pass/PassRegistry.h"
@@ -75,7 +74,6 @@ inline void loadDialects(mlir::MLIRContext &context) {
 /// Register the standard passes we use. This comes from registerAllPasses(),
 /// but is a smaller set since we aren't using many of the passes found there.
 inline void registerMLIRPassesForFortranTools() {
-  mlir::acc::registerOpenACCPasses();
   mlir::registerCanonicalizerPass();
   mlir::registerCSEPass();
   mlir::affine::registerAffineLoopFusionPass();

flang/test/Fir/OpenACC/legalize-data.fir

@@ -1,5 +1,3 @@
-add_subdirectory(Transforms)
-
 set(LLVM_TARGET_DEFINITIONS ${LLVM_MAIN_INCLUDE_DIR}/llvm/Frontend/OpenACC/ACC.td)
 mlir_tablegen(AccCommon.td --gen-directive-decl --directives-dialect=OpenACC)
 add_public_tablegen_target(acc_common_td)

mlir/include/mlir/Dialect/OpenACC/CMakeLists.txt

@@ -34,7 +34,6 @@
 #include "mlir/Dialect/MemRef/Transforms/Passes.h"
 #include "mlir/Dialect/Mesh/Transforms/Passes.h"
 #include "mlir/Dialect/NVGPU/Transforms/Passes.h"
-#include "mlir/Dialect/OpenACC/Transforms/Passes.h"
 #include "mlir/Dialect/SCF/Transforms/Passes.h"
 #include "mlir/Dialect/SPIRV/Transforms/Passes.h"
 #include "mlir/Dialect/Shape/Transforms/Passes.h"
@@ -65,7 +64,6 @@ inline void registerAllPasses() {
   registerConversionPasses();
 
   // Dialect passes
-  acc::registerOpenACCPasses();
   affine::registerAffinePasses();
   amdgpu::registerAMDGPUPasses();
   registerAsyncPasses();

mlir/include/mlir/Dialect/OpenACC/Transforms/CMakeLists.txt

@@ -1,2 +1,20 @@
-add_subdirectory(IR)
-add_subdirectory(Transforms)
+add_mlir_dialect_library(MLIROpenACCDialect
+  IR/OpenACC.cpp
+
+  ADDITIONAL_HEADER_DIRS
+  ${MLIR_MAIN_INCLUDE_DIR}/mlir/Dialect/OpenACC
+
+  DEPENDS
+  MLIROpenACCOpsIncGen
+  MLIROpenACCEnumsIncGen
+  MLIROpenACCAttributesIncGen
+  MLIROpenACCOpsInterfacesIncGen
+  MLIROpenACCTypeInterfacesIncGen
+
+  LINK_LIBS PUBLIC
+  MLIRIR
+  MLIRLLVMDialect
+  MLIRMemRefDialect
+  MLIROpenACCMPCommon
+  )
+