exec-all: rename tb_free to tb_remove

We don't really free anything in this function anymore; we just remove
the TB from the binary search tree.

Suggested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Emilio G. Cota <cota@braap.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

accel/tcg/cpu-exec.c

@@ -220,7 +220,7 @@ static void cpu_exec_nocache(CPUState *cpu, int max_cycles,
 
     tb_lock();
     tb_phys_invalidate(tb, -1);
-    tb_free(tb);
+    tb_remove(tb);
     tb_unlock();
 }
 #endif

accel/tcg/translate-all.c

@@ -373,7 +373,7 @@ bool cpu_restore_state(CPUState *cpu, uintptr_t retaddr)
         if (tb->cflags & CF_NOCACHE) {
             /* one-shot translation, invalidate it immediately */
             tb_phys_invalidate(tb, -1);
-            tb_free(tb);
+            tb_remove(tb);
         }
         r = true;
     }
@@ -872,7 +872,7 @@ static TranslationBlock *tb_alloc(target_ulong pc)
 }
 
 /* Called with tb_lock held.  */
-void tb_free(TranslationBlock *tb)
+void tb_remove(TranslationBlock *tb)
 {
     assert_tb_locked();
 
@@ -1811,7 +1811,7 @@ void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr)
              * cpu_exec_nocache() */
             tb_phys_invalidate(tb->orig_tb, -1);
         }
-        tb_free(tb);
+        tb_remove(tb);
     }
 
     /* TODO: If env->pc != tb->pc (i.e. the faulting instruction was not

include/exec/exec-all.h

@@ -388,7 +388,7 @@ static inline uint32_t curr_cflags(void)
          | (use_icount ? CF_USE_ICOUNT : 0);
 }
 
-void tb_free(TranslationBlock *tb);
+void tb_remove(TranslationBlock *tb);
 void tb_flush(CPUState *cpu);
 void tb_phys_invalidate(TranslationBlock *tb, tb_page_addr_t page_addr);
 TranslationBlock *tb_htable_lookup(CPUState *cpu, target_ulong pc,