[llvm] [RISC-V] Support fixed vector type for inline asm (#117098) (PR #117100)

[Craig Topper via llvm-commits]

topperc wrote:

This kind of seems like a frontend bug. Why did clang pass it as a fixed vecor? Removing `__attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen * lmul)))` works as expected.

https://github.com/llvm/llvm-project/pull/117100