accel/tcg: Assert TCGCPUOps.pointer_wrap is set

All targets now provide the function, so we can
make the call unconditional.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

accel/tcg/cpu-exec.c

@@ -1039,6 +1039,7 @@ bool tcg_exec_realizefn(CPUState *cpu, Error **errp)
         assert(tcg_ops->cpu_exec_halt);
         assert(tcg_ops->cpu_exec_interrupt);
         assert(tcg_ops->cpu_exec_reset);
+        assert(tcg_ops->pointer_wrap);
 #endif /* !CONFIG_USER_ONLY */
         assert(tcg_ops->translate_code);
         assert(tcg_ops->get_tb_cpu_state);

accel/tcg/cputlb.c

@@ -1773,11 +1773,8 @@ static bool mmu_lookup(CPUState *cpu, vaddr addr, MemOpIdx oi,
         l->page[1].size = l->page[0].size - size0;
         l->page[0].size = size0;
 
-        if (cpu->cc->tcg_ops->pointer_wrap) {
-            l->page[1].addr = cpu->cc->tcg_ops->pointer_wrap(cpu, l->mmu_idx,
-                                                             l->page[1].addr,
-                                                             addr);
-        }
+        l->page[1].addr = cpu->cc->tcg_ops->pointer_wrap(cpu, l->mmu_idx,
+                                                         l->page[1].addr, addr);
 
         /*
          * Lookup both pages, recognizing exceptions from either.  If the