[llvm] [AMDGPU][GlobalIsel] Introduce isRegType to check for legal types, instead of checking bit width. (PR #68189)

[Jay Foad via llvm-commits]

================
@@ -2714,6 +2714,168 @@ entry:
   ret double %ext
 }
 
+define amdgpu_ps double @dyn_extract_v7f64_s_v_bitcast(<14 x float> inreg %userData, i32 %sel) {
----------------
jayfoad wrote:

Can you precommit these tests, or do they fail to compile without your patch?

https://github.com/llvm/llvm-project/pull/68189