================
@@ -1419,6 +1419,50 @@ def CallOp : CIR_CallOpBase<"call", [NoRegionArguments]>
{
}]>];
}
+//===----------------------------------------------------------------------===//
+// StackSave & StackRestoreOp
+//===----------------------------------------------------------------------===//
+
+def StackSaveOp : CIR_Op<"stack_save"> {
+ let summary = "remembers the current state of the function stack";
+ let description = [{
+ Remembers the current state of the function stack. Returns a pointer
+ that later can be passed into cir.stack_restore.
+ Useful for implementing language features like variable length arrays.
+
+ This operation is correspond to LLVM intrinsic `stacksave`.
----------------
xlauko wrote:
```suggestion
This operation corresponds to LLVM intrinsic `stacksave`.
```
https://github.com/llvm/llvm-project/pull/136426
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