diff --git a/cpu-exec.c b/cpu-exec.c
index bd5791f..0fa8325 100644
--- a/cpu-exec.c
+++ b/cpu-exec.c
@@ -55,7 +55,7 @@
 static void cpu_exec_nocache(CPUArchState *env, int max_cycles,
                              TranslationBlock *orig_tb)
 {
-    unsigned long next_tb;
+    tcg_target_ulong next_tb;
     TranslationBlock *tb;
 
     /* Should never happen.
@@ -186,7 +186,7 @@
     int ret, interrupt_request;
     TranslationBlock *tb;
     uint8_t *tc_ptr;
-    unsigned long next_tb;
+    tcg_target_ulong next_tb;
 
     if (env->halted) {
         if (!cpu_has_work(env)) {
@@ -565,7 +565,7 @@
                     if ((next_tb & 3) == 2) {
                         /* Instruction counter expired.  */
                         int insns_left;
-                        tb = (TranslationBlock *)(long)(next_tb & ~3);
+                        tb = (TranslationBlock *)(next_tb & ~3);
                         /* Restore PC.  */
                         cpu_pc_from_tb(env, tb);
                         insns_left = env->icount_decr.u32;
diff --git a/tcg/tcg.h b/tcg/tcg.h
index 92943c1..9bc9fc9 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -589,5 +589,5 @@
 /* TCG targets may use a different definition of tcg_qemu_tb_exec. */
 #if !defined(tcg_qemu_tb_exec)
 # define tcg_qemu_tb_exec(env, tb_ptr) \
-    ((long REGPARM (*)(void *, void *))code_gen_prologue)(env, tb_ptr)
+    ((tcg_target_ulong REGPARM (*)(void *, void *))code_gen_prologue)(env, tb_ptr)
 #endif
diff --git a/tcg/tci/tcg-target.h b/tcg/tci/tcg-target.h
index b61e99a..30a0f21 100644
--- a/tcg/tci/tcg-target.h
+++ b/tcg/tci/tcg-target.h
@@ -154,7 +154,7 @@
 
 void tci_disas(uint8_t opc);
 
-unsigned long tcg_qemu_tb_exec(CPUArchState *env, uint8_t *tb_ptr);
+tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *env, uint8_t *tb_ptr);
 #define tcg_qemu_tb_exec tcg_qemu_tb_exec
 
 static inline void flush_icache_range(tcg_target_ulong start,
diff --git a/tci.c b/tci.c
index fb9ebef..70e7bfb 100644
--- a/tci.c
+++ b/tci.c
@@ -429,9 +429,9 @@
 }
 
 /* Interpret pseudo code in tb. */
-unsigned long tcg_qemu_tb_exec(CPUArchState *cpustate, uint8_t *tb_ptr)
+tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *cpustate, uint8_t *tb_ptr)
 {
-    unsigned long next_tb = 0;
+    tcg_target_ulong next_tb = 0;
 
     env = cpustate;
     tci_reg[TCG_AREG0] = (tcg_target_ulong)env;