5ceb35f428
Makes use of macros to simplify shader code with instruction-level differences depending on GFX version. These macros are extensible and are prepended to every shader so that they are usable everywhere. This patch introduces three macros used within IterateIsa and ReadMemoryIsa shaders. Signed-off-by: Graham Sider <Graham.Sider@amd.com> Change-Id: If954e1b6d2027e9f55bf7e99bd9df2668d1da524