AMDGPU: Move intrinsic definition out of subtarget specific section

This was at the end of the subtarget specific intrinsics and
before backend internal intrinsics. Move it with other genericish
synthetic intrinsics.

Author: arsenm

llvm/include/llvm/IR/IntrinsicsAMDGPU.td

@@ -199,6 +199,11 @@ def int_amdgcn_wavefrontsize :
   ClangBuiltin<"__builtin_amdgcn_wavefrontsize">,
   DefaultAttrsIntrinsic<[llvm_i32_ty], [], [IntrNoMem, IntrSpeculatable]>;
 
+// Represent a relocation constant.
+def int_amdgcn_reloc_constant : DefaultAttrsIntrinsic<
+  [llvm_i32_ty], [llvm_metadata_ty],
+  [IntrNoMem, IntrSpeculatable]
+>;
 
 //===----------------------------------------------------------------------===//
 // Instruction Intrinsics
@@ -2776,12 +2781,6 @@ def int_amdgcn_cvt_sr_fp8_f32 : ClangBuiltin<"__builtin_amdgcn_cvt_sr_fp8_f32">,
             [llvm_float_ty, llvm_i32_ty, llvm_i32_ty, llvm_i32_ty],
             [IntrNoMem, ImmArg<ArgIndex<3>>]>;
 
-// Represent a relocation constant.
-def int_amdgcn_reloc_constant : DefaultAttrsIntrinsic<
-  [llvm_i32_ty], [llvm_metadata_ty],
-  [IntrNoMem, IntrSpeculatable]
->;
-
 //===----------------------------------------------------------------------===//
 // Special Intrinsics for backend internal use only. No frontend
 // should emit calls to these.