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| author | H.J. Lu <hongjiu.lu@intel.com> | 2012-11-16 12:02:29 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2012-11-16 04:02:29 -0800 |
| commit | d1caed1484bef4846406d7c42f9e5bbfb7c58710 (patch) | |
| tree | c820b9a2e4796f64daf0e40ac9e60c9dc6588120 /libsanitizer/include | |
| parent | 8108af84a5783a1c7e328a8be2eef8330517c224 (diff) | |
| download | gcc-d1caed1484bef4846406d7c42f9e5bbfb7c58710.zip gcc-d1caed1484bef4846406d7c42f9e5bbfb7c58710.tar.gz gcc-d1caed1484bef4846406d7c42f9e5bbfb7c58710.tar.bz2 | |
Define/use hardware pointer type for stack unwind
PR other/55333
* include/sanitizer/common_interface_defs.h (uhwptr): New type
for hardware pointer.
* sanitizer_common/sanitizer_stacktrace.cc (StackTrace::FastUnwindStack):
Replace uptr with uhwptr for stack unwind.
From-SVN: r193557
Diffstat (limited to 'libsanitizer/include')
| -rw-r--r-- | libsanitizer/include/sanitizer/common_interface_defs.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libsanitizer/include/sanitizer/common_interface_defs.h b/libsanitizer/include/sanitizer/common_interface_defs.h index 4ac7609..d78d280 100644 --- a/libsanitizer/include/sanitizer/common_interface_defs.h +++ b/libsanitizer/include/sanitizer/common_interface_defs.h @@ -46,6 +46,13 @@ typedef signed long long sptr; // NOLINT typedef unsigned long uptr; // NOLINT typedef signed long sptr; // NOLINT #endif // defined(_WIN64) +#if defined(__x86_64__) +// Since x32 uses ILP32 data model in 64-bit hardware mode, we must use +// 64-bit pointer to unwind stack frame. +typedef unsigned long long uhwptr; // NOLINT +#else +typedef uptr uhwptr; // NOLINT +#endif typedef unsigned char u8; typedef unsigned short u16; // NOLINT typedef unsigned int u32; |