From afe87cb57077b6730db87d4f211d68803572ac7c Mon Sep 17 00:00:00 2001
From: Javier Setoain <javier.setoain@gmail.com>
Date: Fri, 22 Sep 2023 03:49:25 -0600
Subject: [PATCH] [aievec] Add missing conversion warnings for mac_elem and
 broadcast

This patch is a first step towards enabling AIEVec to LLVM Dialect
conversion for AIEml intrinsics.
---
 lib/Conversion/AIEVecToLLVM/AIEVecToLLVM.cpp | 30 +++++++++++++++++++-
 1 file changed, 29 insertions(+), 1 deletion(-)

diff --git a/lib/Conversion/AIEVecToLLVM/AIEVecToLLVM.cpp b/lib/Conversion/AIEVecToLLVM/AIEVecToLLVM.cpp
index e05e6780df..17949f7e23 100644
--- a/lib/Conversion/AIEVecToLLVM/AIEVecToLLVM.cpp
+++ b/lib/Conversion/AIEVecToLLVM/AIEVecToLLVM.cpp
@@ -689,6 +689,32 @@ class UnpackOpConversion
   }
 };
 
+class BroadcastOpConversion
+    : public mlir::ConvertOpToLLVMPattern<aievec::BroadcastOp> {
+public:
+  using ConvertOpToLLVMPattern<aievec::BroadcastOp>::ConvertOpToLLVMPattern;
+
+  LogicalResult
+  matchAndRewrite(aievec::BroadcastOp op, OpAdaptor adaptor,
+                  ConversionPatternRewriter &rewriter) const override {
+    op.emitWarning() << "aie.broadcast conversion is not implemented\n";
+    return failure();
+  }
+};
+
+class FMAElemOpConversion
+    : public mlir::ConvertOpToLLVMPattern<aievec::FMAElemOp> {
+public:
+  using ConvertOpToLLVMPattern<aievec::FMAElemOp>::ConvertOpToLLVMPattern;
+
+  LogicalResult
+  matchAndRewrite(aievec::FMAElemOp op, OpAdaptor adaptor,
+                  ConversionPatternRewriter &rewriter) const override {
+    op.emitWarning() << "aie.mac_elem conversion is not implemented\n";
+    return failure();
+  }
+};
+
 void populateAIEVecToLLVMConversionPatterns(mlir::LLVMTypeConverter &converter,
                                             mlir::RewritePatternSet &patterns) {
   // clang-format off
@@ -703,7 +729,9 @@ void populateAIEVecToLLVMConversionPatterns(mlir::LLVMTypeConverter &converter,
                ExtOpConversion,
                SelectOpConversion,
                PackOpConversion,
-               UnpackOpConversion>(converter);
+               UnpackOpConversion,
+               BroadcastOpConversion,
+               FMAElemOpConversion>(converter);
   // clang-format on
 }