intel/disasm: Label support in shader disassembly for UIP/JIP

Shader instructions which use UIP/JIP now get formatted with a label
in addition with immediate value, labels have "LABEL%d" format.

v2: - Consider brw_jump_scale when calculating label's offset

From: "Lonnberg, Toni" <toni.lonnberg@intel.com>
Signed-off-by: Danylo Piliaiev <danylo.piliaiev@globallogic.com>
Reviewed-by: Sagar Ghuge <sagar.ghuge@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4245>

src/intel/compiler/brw_fs_generator.cpp

@@ -2561,7 +2561,8 @@ fs_generator::generate_code(const cfg_t *cfg, int dispatch_width,
 
       /* overriding the shader makes disasm_info invalid */
       if (!brw_try_override_assembly(p, start_offset, sha1buf)) {
-         dump_assembly(p->store, disasm_info, perf.block_latency);
+         dump_assembly(p->store, start_offset, p->next_insn_offset,
+                       disasm_info, perf.block_latency);
       } else {
          fprintf(stderr, "Successfully overrode shader with sha1 %s\n\n", sha1buf);
       }