Remove ONNX_MLIR_DECOMP_ONNX_CONVTRANSPOSE CMake option (onnx#2960)

Signed-off-by: philass <plassen@groq.com>

CMakeLists.txt

@@ -8,7 +8,6 @@ project(onnx-mlir)
 option(ONNX_MLIR_BUILD_TESTS "Build ONNX-MLIR test executables. If OFF, just generate build targets." ON)
 option(ONNX_MLIR_CCACHE_BUILD "Set to ON for a ccache enabled build." OFF)
 option(ONNX_MLIR_ENABLE_STABLEHLO "Enable StableHLO support." ON)
-option(ONNX_MLIR_DECOMP_ONNX_CONVTRANSPOSE "Enable ONNXConvTransposeOp decomposition." ON)
 option(ONNX_MLIR_ENABLE_WERROR "Enable warnings as errors." OFF)
 option(ONNX_MLIR_SUPPRESS_THIRD_PARTY_WARNINGS "Suppress warning in third_party code." ON)
 option(ONNX_MLIR_ENABLE_JAVA "Set to ON for building the Java runtime, tools, and tests" ON)
@@ -208,10 +207,6 @@ if (ONNX_MLIR_ENABLE_STABLEHLO)
   add_compile_definitions(ONNX_MLIR_ENABLE_STABLEHLO)
 endif()
 
-if (ONNX_MLIR_DECOMP_ONNX_CONVTRANSPOSE)
-  add_compile_definitions(ONNX_MLIR_DECOMP_ONNX_CONVTRANSPOSE)
-endif()
-
 add_subdirectory(utils)
 add_subdirectory(include)
 add_subdirectory(src)

src/Dialect/ONNX/Transforms/Decompose.cpp

@@ -332,15 +332,10 @@ bool hasStaticSpatialDims(Value v) {
 }
 
 bool shouldDecomposeConvTransposeOp(Value convTransposeResult) {
-#ifdef ONNX_MLIR_DECOMP_ONNX_CONVTRANSPOSE
   ONNXConvTransposeOp op =
       mlir::cast<ONNXConvTransposeOp>(convTransposeResult.getDefiningOp());
   return hasShapeAndRank(convTransposeResult) &&
          hasStaticSpatialDims(op.getX()) && hasStaticSpatialDims(op.getW());
-#else
-  // Disable the ONNXConvTransposeOp decomposition patterns.
-  return false;
-#endif
 }
 
 // Split on the specified axis. The length of each output is one.
@@ -1128,7 +1123,6 @@ void DecomposeONNXToONNXPass::runOnOperation() {
         op, alpha, rankA, rankB);
   });
 
-#ifdef ONNX_MLIR_DECOMP_ONNX_CONVTRANSPOSE
 #ifdef ONNX_MLIR_ENABLE_STABLEHLO
   // ONNXtoStablehlo pass has own rewriting for ConvTranspose Op using
   // stablehlo ops. To avoid conflict with it, decomposing for ConvTranspose
@@ -1141,7 +1135,6 @@ void DecomposeONNXToONNXPass::runOnOperation() {
         });
 #ifdef ONNX_MLIR_ENABLE_STABLEHLO
   }
-#endif
 #endif
 
   RewritePatternSet patterns(context);