diff options
Diffstat (limited to 'include/exec')
| -rw-r--r-- | include/exec/exec-all.h | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index 5920f73c90..b70028a0eb 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -326,18 +326,9 @@ extern uintptr_t tci_tb_ptr; (6) jump to corresponding code of the next of fast path */ # if defined(__i386__) || defined(__x86_64__) -/* To avoid broken disassembling, long jmp is used for embedding fast path pc, - so that the destination is the next code of fast path, though this jmp is - never executed. - - call MMU helper - jmp POST_PROC (2byte) <- GETRA() - jmp NEXT_CODE (5byte) - POST_PROCESS ... <- GETRA() + 7 - */ # define GETRA() ((uintptr_t)__builtin_return_address(0)) -# define GETPC_LDST() ((uintptr_t)(GETRA() + 7 + \ - *(int32_t *)((void *)GETRA() + 3) - 1)) +/* The return address argument for ldst is passed directly. */ +# define GETPC_LDST() (abort(), 0) # elif defined (_ARCH_PPC) && !defined (_ARCH_PPC64) # define GETRA() ((uintptr_t)__builtin_return_address(0)) # define GETPC_LDST() ((uintptr_t) ((*(int32_t *)(GETRA() - 4)) - 1)) |