[clang] [llvm] [Clang][LLVM][AArch64] Add intrinsic for MOVT SME2 instruction (PR #97602)

[via cfe-commits]

================
@@ -350,3 +350,12 @@ void test_svdot_multi_za32_bad_lane(uint32_t slice_base, svuint16_t z_u16,
   svsudot_lane_za32_s8_vg1x2(slice_base, z_s8x2, z_u8, 4); // expected-error {{argument value 4 is outside the valid range [0, 3]}}
   svsudot_lane_za32_s8_vg1x4(slice_base, z_s8x4, z_u8, 4); // expected-error {{argument value 4 is outside the valid range [0, 3]}}
 }
+
+void test_read_zt() __arm_streaming __arm_inout("zt0") {
----------------
SpencerAbson wrote:

I think a better name for this test is `test_write_zt()`.

https://github.com/llvm/llvm-project/pull/97602