2 files changed, 3 insertions, 3 deletions
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index 84b202659a..1cabbe42c7 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -252,7 +252,7 @@ enum {
     CC_OP_NB,
 };
 
-#ifdef __i386__
+#if defined(__i386__) || defined(__x86_64__)
 #define USE_X86LDOUBLE
 #endif
 
diff --git a/target-i386/helper.c b/target-i386/helper.c
index 0c320836c5..9bd1158b06 100644
--- a/target-i386/helper.c
+++ b/target-i386/helper.c
@@ -1802,14 +1802,14 @@ void helper_invlpg(unsigned int addr)
 }
 
 /* rdtsc */
-#ifndef __i386__
+#if !defined(__i386__) && !defined(__x86_64__)
 uint64_t emu_time;
 #endif
 
 void helper_rdtsc(void)
 {
     uint64_t val;
-#ifdef __i386__
+#if defined(__i386__) || defined(__x86_64__)
     asm("rdtsc" : "=A" (val));
 #else
     /* better than nothing: the time increases */