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| author | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-11-16 12:02:29 +0000 |
|---|---|---|
| committer | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-11-16 12:02:29 +0000 |
| commit | 1ceb064e3b387d3ccdd761de8ae06ea1f119b199 (patch) | |
| tree | c820b9a2e4796f64daf0e40ac9e60c9dc6588120 /libsanitizer/include | |
| parent | 1b9b22f30ba624603623773a2091ecdf21b399f6 (diff) | |
| download | gcc-1ceb064e3b387d3ccdd761de8ae06ea1f119b199.tar.gz | |
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.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@193557 138bc75d-0d04-0410-961f-82ee72b054a4
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 4ac7609c675..d78d2802a2b 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; |