diff options
| author | Keith Wyss <wyssman@gmail.com> | 2018-04-17 21:28:53 +0000 |
|---|---|---|
| committer | Keith Wyss <wyssman@gmail.com> | 2018-04-17 21:28:53 +0000 |
| commit | 78748153745b09b8a547f1692ed0873d317dc6e4 (patch) | |
| tree | 34f04f40703a1de5932519574b97abad1706be00 /include/xray | |
| parent | 34e99c90162c3e66a0f21bb2511faaa4f8cf17a1 (diff) | |
Implement trampoline and handler for typed xray event tracing.
Summary:
Compiler-rt support first before defining the __xray_typedevent() lowering in
llvm. I'm looking for some early feedback before I touch much more code.
Reviewers: dberris
Subscribers: delcypher, llvm-commits, #sanitizers
Differential Revision: https://reviews.llvm.org/D43668
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@330218 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/xray')
| -rw-r--r-- | include/xray/xray_interface.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/include/xray/xray_interface.h b/include/xray/xray_interface.h index d08039a67..ba4c0e812 100644 --- a/include/xray/xray_interface.h +++ b/include/xray/xray_interface.h @@ -27,6 +27,7 @@ enum XRayEntryType { TAIL = 2, LOG_ARGS_ENTRY = 3, CUSTOM_EVENT = 4, + TYPED_EVENT = 5, }; /// Provide a function to invoke for when instrumentation points are hit. This @@ -68,12 +69,23 @@ extern int __xray_set_handler_arg1(void (*entry)(int32_t, XRayEntryType, extern int __xray_remove_handler_arg1(); /// Provide a function to invoke when XRay encounters a custom event. -extern int __xray_set_customevent_handler(void (*entry)(void*, std::size_t)); +extern int __xray_set_customevent_handler(void (*entry)(void *, std::size_t)); /// This removes whatever the currently provided custom event handler is. /// Returns 1 on success, 0 on error. extern int __xray_remove_customevent_handler(); +/// Set a handler for xray typed event logging. The first parameter is a type +/// identifier, the second is a payload, and the third is the payload size. +extern int __xray_set_typedevent_handler(void (*entry)(uint16_t, const void *, + std::size_t)); + +/// Removes the currently set typed event handler. +/// Returns 1 on success, 0 on error. +extern int __xray_remove_typedevent_handler(); + +extern uint16_t __xray_register_event_type(const char *event_type); + enum XRayPatchingStatus { NOT_INITIALIZED = 0, SUCCESS = 1, |