diff options
| author | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-07-18 18:09:49 +0000 |
|---|---|---|
| committer | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-07-18 18:09:49 +0000 |
| commit | 0e02c032402537ee29b1e84f4dcd0c29ba2852ca (patch) | |
| tree | debfc85b4cd4fc169843e49d153f47421bf85d3e /libjava | |
| parent | aea51dc8652f43ae4d72a93ad745651c29fe61fd (diff) | |
| download | gcc-0e02c032402537ee29b1e84f4dcd0c29ba2852ca.tar.gz | |
Skip 67h address size prefix unconditionally
PR libjava/53973
* include/x86_64-signal.h (CHECK_67H_PREFIX): Removed.
(HANDLE_DIVIDE_OVERFLOW): Skip 67h address size prefix
unconditionally.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@189623 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libjava')
| -rw-r--r-- | libjava/ChangeLog | 7 | ||||
| -rw-r--r-- | libjava/include/x86_64-signal.h | 10 |
2 files changed, 9 insertions, 8 deletions
diff --git a/libjava/ChangeLog b/libjava/ChangeLog index 1d5570daed3..e9b3a0fab59 100644 --- a/libjava/ChangeLog +++ b/libjava/ChangeLog @@ -1,6 +1,13 @@ 2012-07-18 H.J. Lu <hongjiu.lu@intel.com> PR libjava/53973 + * include/x86_64-signal.h (CHECK_67H_PREFIX): Removed. + (HANDLE_DIVIDE_OVERFLOW): Skip 67h address size prefix + unconditionally. + +2012-07-18 H.J. Lu <hongjiu.lu@intel.com> + + PR libjava/53973 * include/x86_64-signal.h (CHECK_67H_PREFIX): New. (HANDLE_DIVIDE_OVERFLOW): Check and and skip 67h address size prefix if CHECK_67H_PREFIX is 1. Use ULL suffix for 64-bit diff --git a/libjava/include/x86_64-signal.h b/libjava/include/x86_64-signal.h index 84907c3c3a3..12af21c20bb 100644 --- a/libjava/include/x86_64-signal.h +++ b/libjava/include/x86_64-signal.h @@ -21,12 +21,6 @@ details. */ #define HANDLE_SEGV 1 #define HANDLE_FPE 1 -#ifdef __ILP32__ -# define CHECK_67H_PREFIX 1 -#else -# define CHECK_67H_PREFIX 0 -#endif - #define SIGNAL_HANDLER(_name) \ static void _Jv_##_name (int, siginfo_t *, \ void *_p __attribute__ ((__unused__))) @@ -53,8 +47,8 @@ do \ \ bool _is_64_bit = false; \ \ - /* Check and skip 67h address size prefix if needed. */ \ - if (CHECK_67H_PREFIX && _rip[0] == 0x67) \ + /* Skip 67h address size prefix. */ \ + if (_rip[0] == 0x67) \ _rip++; \ \ if ((_rip[0] & 0xf0) == 0x40) /* REX byte present. */ \ |