aco: don't move create_vector subdword operands to unsupported register offsets

Reviewed-by: Rhys Perry <pendingchaos02@gmail.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5070>
2020-05-08 16:18:15 +01:00
parent 5201985332
commit acec00eae0
1 changed files with 1 additions and 1 deletions
@@ -551,7 +551,7 @@ bool get_regs_for_copies(ra_ctx& ctx,
                  PhysReg reg(def_reg_lo);
                  reg.reg_b += offset;
                  assert(!reg_file.test(reg, var.rc.bytes()));
-                  res = {reg, true};
+                  res = {reg, reg.byte() == 0 || instr_can_access_subdword(ctx, instr)};
                  break;
               }
            }