gwj / at91sam9263 · Commits

Commit 70ead4341212ecb3181d5c780284cef0fc7b51fc

Authored by ths
1 parent 5bf08934

Use memory barriers in FORCE_RET / RETURN. 


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2273 c046a42c-6fe2-441c-8c8c-71466251a162
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Showing 3 changed files with 5 additions and 5 deletions
dyngen-exec.h
  View file @70ead43
@@ -188,7 +188,7 @@ extern int printf(const char *, ...); @@ -188,7 +188,7 @@ extern int printf(const char *, ...);
188 #endif 188 #endif
189 189
190 /* force GCC to generate only one epilog at the end of the function */ 190 /* force GCC to generate only one epilog at the end of the function */
191 -#define FORCE_RET() asm volatile (""); 191 +#define FORCE_RET() __asm__ __volatile__("" : : : "memory");
192 192
193 #ifndef OPPROTO 193 #ifndef OPPROTO
194 #define OPPROTO 194 #define OPPROTO
target-mips/exec.h
  View file @70ead43
@@ -45,9 +45,9 @@ register host_uint_t T2 asm(AREG3); @@ -45,9 +45,9 @@ register host_uint_t T2 asm(AREG3);
45 #endif 45 #endif
46 46
47 #if defined (DEBUG_OP) 47 #if defined (DEBUG_OP)
48 -#define RETURN() __asm__ __volatile__("nop"); 48 +# define RETURN() __asm__ __volatile__("nop" : : : "memory");
49 #else 49 #else
50 -#define RETURN() __asm__ __volatile__(""); 50 +# define RETURN() __asm__ __volatile__("" : : : "memory");
51 #endif 51 #endif
52 52
53 #include "cpu.h" 53 #include "cpu.h"
target-ppc/exec.h
  View file @70ead43
@@ -38,9 +38,9 @@ register uint32_t T2 asm(AREG3); @@ -38,9 +38,9 @@ register uint32_t T2 asm(AREG3);
38 #define FT2 (env->ft2) 38 #define FT2 (env->ft2)
39 39
40 #if defined (DEBUG_OP) 40 #if defined (DEBUG_OP)
41 -#define RETURN() __asm__ __volatile__("nop"); 41 +# define RETURN() __asm__ __volatile__("nop" : : : "memory");
42 #else 42 #else
43 -#define RETURN() __asm__ __volatile__(""); 43 +# define RETURN() __asm__ __volatile__("" : : : "memory");
44 #endif 44 #endif
45 45
46 #include "cpu.h" 46 #include "cpu.h"