[Mlir-commits] [mlir] [mlir] Add FP software implementation lowering pass: `arith-to-apfloat` (PR #166618)

[Jacques Pienaar]

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@@ -186,6 +186,22 @@ def ArithToLLVMConversionPass : Pass<"convert-arith-to-llvm"> {
   ];
 }
 
+//===----------------------------------------------------------------------===//
+// ArithToAPFloat
+//===----------------------------------------------------------------------===//
+
+def ArithToAPFloatConversionPass
+    : Pass<"convert-arith-to-apfloat", "ModuleOp"> {
+  let summary = "Convert Arith ops to APFloat runtime library calls";
+  let description = [{
+    This pass converts supported Arith ops to APFloat-based runtime library
+    calls (APFloatWrappers.cpp). APFloat is a software implementation of
+    floating-point arithmetic operations.
+  }];
+  let dependentDialects = ["func::FuncDialect"];
+  let options = [];
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jpienaar wrote:

Just elide as default.

https://github.com/llvm/llvm-project/pull/166618