================
@@ -43,6 +43,130 @@
#define LIBUNWIND_AVAIL
#endif
+#if __has_extension(ptrauth_qualifier)
+
+ #if __has_include(<ptrauth.h>)
+ #include <ptrauth.h>
+ #endif
+
+ #if __has_extension(ptrauth_restricted_intptr_qualifier)
+ #define __unwind_ptrauth_restricted_intptr(...) \
+ __ptrauth_restricted_intptr(__VA_ARGS__)
+ #else
+ #define __unwind_ptrauth_restricted_intptr(...) \
+ __ptrauth(__VA_ARGS__)
+ #endif
+
+// ptrauth_string_discriminator("unw_proc_info_t::handler") == 0x7405
+ #define __ptrauth_unwind_personality_fn_disc 0x7405
+
+ #define __ptrauth_unwind_personality_fn \
+ __ptrauth(ptrauth_key_function_pointer, 1,
__ptrauth_unwind_personality_fn_disc)
+
+ #define __ptrauth_unwind_personality_fn_intptr \
+ __unwind_ptrauth_restricted_intptr(ptrauth_key_function_pointer, 1,
__ptrauth_unwind_personality_fn_disc)
+
+// ptrauth_string_discriminator("unw_proc_info_t::start_ip") == 0xCA2C
+ #define __ptrauth_unwind_proc_startip \
+ __unwind_ptrauth_restricted_intptr(ptrauth_key_process_independent_code,
1, 0xCA2C)
+
+// ptrauth_string_discriminator("unw_proc_info_t::end_ip") == 0xE183
+ #define __ptrauth_unwind_proc_endip \
+ __unwind_ptrauth_restricted_intptr(ptrauth_key_process_independent_code,
1, 0xE183)
+
+// ptrauth_string_discriminator("unw_proc_info_t::lsda") == 0x83DE
+ #define __ptrauth_unwind_proc_lsda \
+ __unwind_ptrauth_restricted_intptr(ptrauth_key_process_dependent_data, 1,
0x83DE)
+
+// ptrauth_string_discriminator("unw_proc_info_t::flags") == 0x79A1
+ #define __ptrauth_unwind_proc_flags \
+ __unwind_ptrauth_restricted_intptr(ptrauth_key_process_dependent_data, 1,
0x79A1)
+
+// ptrauth_string_discriminator("unw_proc_info_t::unwind_info") == 0xC20C
+ #define __ptrauth_unwind_proc_info \
+ __unwind_ptrauth_restricted_intptr(ptrauth_key_process_dependent_data, 1,
0xC20C)
+
+// ptrauth_string_discriminator("unw_proc_info_t::extra") == 0x03DF
+ #define __ptrauth_unwind_proc_extra \
+ __unwind_ptrauth_restricted_intptr(ptrauth_key_process_dependent_data, 1,
0x03DF)
+
+// ptrauth_string_discriminator("Registers_arm64::link_reg_t") == 0x8301
+ #define __ptrauth_unwind_arm64_link_reg \
+ __unwind_ptrauth_restricted_intptr(ptrauth_key_process_dependent_code, 1,
0x8301)
+
+// ptrauth_string_discriminator("UnwindInfoSections::dso_base") == 0x4FF5
+ #define __ptrauth_unwind_info_section_dso_base \
+ __unwind_ptrauth_restricted_intptr(ptrauth_key_process_dependent_data, 1,
0x4FF5)
----------------
atrosinenko wrote:
[nit] Other defines below use `__ptrauth_unwind_info_` prefix (without extra
`...section_`).
https://github.com/llvm/llvm-project/pull/143230
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