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      1 //===-- esan_interface.cpp ------------------------------------------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file is a part of EfficiencySanitizer, a family of performance tuners.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 
     14 #include "esan_interface_internal.h"
     15 #include "esan.h"
     16 #include "sanitizer_common/sanitizer_internal_defs.h"
     17 
     18 using namespace __esan; // NOLINT
     19 
     20 void __esan_init(ToolType Tool, void *Ptr) {
     21   if (Tool != __esan_which_tool) {
     22     Printf("ERROR: tool mismatch: %d vs %d\n", Tool, __esan_which_tool);
     23     Die();
     24   }
     25   initializeLibrary(Tool);
     26   processCompilationUnitInit(Ptr);
     27 }
     28 
     29 void __esan_exit(void *Ptr) {
     30   processCompilationUnitExit(Ptr);
     31 }
     32 
     33 void __esan_aligned_load1(void *Addr) {
     34   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 1, false);
     35 }
     36 
     37 void __esan_aligned_load2(void *Addr) {
     38   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 2, false);
     39 }
     40 
     41 void __esan_aligned_load4(void *Addr) {
     42   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 4, false);
     43 }
     44 
     45 void __esan_aligned_load8(void *Addr) {
     46   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 8, false);
     47 }
     48 
     49 void __esan_aligned_load16(void *Addr) {
     50   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 16, false);
     51 }
     52 
     53 void __esan_aligned_store1(void *Addr) {
     54   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 1, true);
     55 }
     56 
     57 void __esan_aligned_store2(void *Addr) {
     58   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 2, true);
     59 }
     60 
     61 void __esan_aligned_store4(void *Addr) {
     62   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 4, true);
     63 }
     64 
     65 void __esan_aligned_store8(void *Addr) {
     66   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 8, true);
     67 }
     68 
     69 void __esan_aligned_store16(void *Addr) {
     70   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 16, true);
     71 }
     72 
     73 void __esan_unaligned_load2(void *Addr) {
     74   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 2, false);
     75 }
     76 
     77 void __esan_unaligned_load4(void *Addr) {
     78   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 4, false);
     79 }
     80 
     81 void __esan_unaligned_load8(void *Addr) {
     82   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 8, false);
     83 }
     84 
     85 void __esan_unaligned_load16(void *Addr) {
     86   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 16, false);
     87 }
     88 
     89 void __esan_unaligned_store2(void *Addr) {
     90   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 2, true);
     91 }
     92 
     93 void __esan_unaligned_store4(void *Addr) {
     94   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 4, true);
     95 }
     96 
     97 void __esan_unaligned_store8(void *Addr) {
     98   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 8, true);
     99 }
    100 
    101 void __esan_unaligned_store16(void *Addr) {
    102   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, 16, true);
    103 }
    104 
    105 void __esan_unaligned_loadN(void *Addr, uptr Size) {
    106   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, Size, false);
    107 }
    108 
    109 void __esan_unaligned_storeN(void *Addr, uptr Size) {
    110   processRangeAccess(GET_CALLER_PC(), (uptr)Addr, Size, true);
    111 }
    112 
    113 // Public interface:
    114 extern "C" {
    115 SANITIZER_INTERFACE_ATTRIBUTE void __esan_report() {
    116   reportResults();
    117 }
    118 } // extern "C"
    119