You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
81 lines
3.4 KiB
81 lines
3.4 KiB
//===-- esan_interface_internal.h -------------------------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file is a part of EfficiencySanitizer, a family of performance tuners.
|
|
//
|
|
// Calls to the functions declared in this header will be inserted by
|
|
// the instrumentation module.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef ESAN_INTERFACE_INTERNAL_H
|
|
#define ESAN_INTERFACE_INTERNAL_H
|
|
|
|
#include <sanitizer_common/sanitizer_internal_defs.h>
|
|
|
|
// This header should NOT include any other headers.
|
|
// All functions in this header are extern "C" and start with __esan_.
|
|
|
|
extern "C" {
|
|
|
|
// This should be kept consistent with LLVM's EfficiencySanitizerOptions.
|
|
// The value is passed as a 32-bit integer by the compiler.
|
|
typedef enum Type : u32 {
|
|
ESAN_None = 0,
|
|
ESAN_CacheFrag,
|
|
ESAN_WorkingSet,
|
|
ESAN_Max,
|
|
} ToolType;
|
|
|
|
// To handle interceptors that invoke instrumented code prior to
|
|
// __esan_init() being called, the instrumentation module creates this
|
|
// global variable specifying the tool.
|
|
extern ToolType __esan_which_tool;
|
|
|
|
// This function should be called at the very beginning of the process,
|
|
// before any instrumented code is executed and before any call to malloc.
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_init(ToolType Tool, void *Ptr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_exit(void *Ptr);
|
|
|
|
// The instrumentation module will insert a call to one of these routines prior
|
|
// to each load and store instruction for which we do not have "fastpath"
|
|
// inlined instrumentation. These calls constitute the "slowpath" for our
|
|
// tools. We have separate routines for each type of memory access to enable
|
|
// targeted optimization.
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_aligned_load1(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_aligned_load2(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_aligned_load4(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_aligned_load8(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_aligned_load16(void *Addr);
|
|
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_aligned_store1(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_aligned_store2(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_aligned_store4(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_aligned_store8(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_aligned_store16(void *Addr);
|
|
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_unaligned_load2(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_unaligned_load4(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_unaligned_load8(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_unaligned_load16(void *Addr);
|
|
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_unaligned_store2(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_unaligned_store4(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_unaligned_store8(void *Addr);
|
|
SANITIZER_INTERFACE_ATTRIBUTE void __esan_unaligned_store16(void *Addr);
|
|
|
|
// These cover unusually-sized accesses.
|
|
SANITIZER_INTERFACE_ATTRIBUTE
|
|
void __esan_unaligned_loadN(void *Addr, uptr Size);
|
|
SANITIZER_INTERFACE_ATTRIBUTE
|
|
void __esan_unaligned_storeN(void *Addr, uptr Size);
|
|
|
|
} // extern "C"
|
|
|
|
#endif // ESAN_INTERFACE_INTERNAL_H
|