[PATCH] D141032: [Clang][RISCV] Expose vlenb to user

[Wang Pengcheng via Phabricator via cfe-commits]

pcwang-thead added inline comments.


================
Comment at: clang/include/clang/Basic/riscv_vector.td:1579
+      llvm::Function *F =
+        CGM.getIntrinsic(llvm::Intrinsic::read_register, {Int64Ty});
+      return Builder.CreateCall(F, Metadata);
----------------
craig.topper wrote:
> pcwang-thead wrote:
> > The value type of `read_register` is `i32` in `llvm/test/CodeGen/RISCV/vlenb.ll`, but I don't insist on it.
> Doesn't this need to match the size of long?
So what about `i32` for rv32 and `i64` for rv64?


Repository:
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  https://reviews.llvm.org/D141032/new/

https://reviews.llvm.org/D141032