[mlir] Remove the dependency of StdToLLVM on LoopToStd

This is a leftover of a temporary state where loop operations were in Standard
dialect.

Author: ftynse

mlir/lib/Conversion/StandardToLLVM/CMakeLists.txt

@@ -7,7 +7,6 @@ add_llvm_library(MLIRStandardToLLVM
 add_dependencies(
   MLIRStandardToLLVM
 
-  MLIRLoopToStandard
   MLIRLLVMIR
   MLIRTransforms
   LLVMCore
@@ -16,7 +15,6 @@ add_dependencies(
 target_link_libraries(
   MLIRStandardToLLVM
 
-  MLIRLoopToStandard
   MLIRLLVMIR
   MLIRTransforms
   LLVMCore

mlir/lib/Conversion/StandardToLLVM/ConvertStandardToLLVM.cpp

@@ -13,7 +13,6 @@
 
 #include "mlir/Conversion/StandardToLLVM/ConvertStandardToLLVM.h"
 #include "mlir/ADT/TypeSwitch.h"
-#include "mlir/Conversion/LoopToStandard/ConvertLoopToStandard.h"
 #include "mlir/Conversion/StandardToLLVM/ConvertStandardToLLVMPass.h"
 #include "mlir/Dialect/LLVMIR/LLVMDialect.h"
 #include "mlir/Dialect/StandardOps/Ops.h"
@@ -2239,7 +2238,6 @@ struct LLVMLoweringPass : public ModulePass<LLVMLoweringPass> {
       return signalPassFailure();
 
     OwningRewritePatternList patterns;
-    populateLoopToStdConversionPatterns(patterns, m.getContext());
     patternListFiller(*typeConverter, patterns);
 
     ConversionTarget target(getContext());