| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-attributes --check-globals all --version 5 |
| ; This test checks in the second run, function is not instrumented again. |
| ; RUN: opt < %s -passes=asan,asan -S | FileCheck %s |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| ; Function with sanitize_address is instrumented. |
| ; Function Attrs: nounwind uwtable |
| ;. |
| ; CHECK: @___asan_globals_registered = common hidden global i64 0 |
| ; CHECK: @__start_asan_globals = extern_weak hidden global i64 |
| ; CHECK: @__stop_asan_globals = extern_weak hidden global i64 |
| ;. |
| define void @instr_sa(ptr %a) sanitize_address { |
| ; CHECK: Function Attrs: sanitize_address |
| ; CHECK-LABEL: define void @instr_sa( |
| ; CHECK-SAME: ptr [[A:%.*]]) #[[ATTR0:[0-9]+]] { |
| ; CHECK-NEXT: [[ENTRY:.*:]] |
| ; CHECK-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[A]] to i64 |
| ; CHECK-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 3 |
| ; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[TMP1]], 2147450880 |
| ; CHECK-NEXT: [[TMP3:%.*]] = inttoptr i64 [[TMP2]] to ptr |
| ; CHECK-NEXT: [[TMP4:%.*]] = load i8, ptr [[TMP3]], align 1 |
| ; CHECK-NEXT: [[TMP5:%.*]] = icmp ne i8 [[TMP4]], 0 |
| ; CHECK-NEXT: br i1 [[TMP5]], label %[[BB6:.*]], label %[[BB12:.*]], !prof [[PROF1:![0-9]+]] |
| ; CHECK: [[BB6]]: |
| ; CHECK-NEXT: [[TMP7:%.*]] = and i64 [[TMP0]], 7 |
| ; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[TMP7]], 3 |
| ; CHECK-NEXT: [[TMP9:%.*]] = trunc i64 [[TMP8]] to i8 |
| ; CHECK-NEXT: [[TMP10:%.*]] = icmp sge i8 [[TMP9]], [[TMP4]] |
| ; CHECK-NEXT: br i1 [[TMP10]], label %[[BB11:.*]], label %[[BB12]] |
| ; CHECK: [[BB11]]: |
| ; CHECK-NEXT: call void @__asan_report_load4(i64 [[TMP0]]) #[[ATTR2:[0-9]+]] |
| ; CHECK-NEXT: unreachable |
| ; CHECK: [[BB12]]: |
| ; CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr [[A]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1 |
| ; CHECK-NEXT: store i32 [[TMP2]], ptr [[A]], align 4 |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %tmp1 = load i32, ptr %a, align 4 |
| %tmp2 = add i32 %tmp1, 1 |
| store i32 %tmp2, ptr %a, align 4 |
| ret void |
| } |
| ;. |
| ; CHECK: attributes #[[ATTR0]] = { sanitize_address } |
| ; CHECK: attributes #[[ATTR1:[0-9]+]] = { nocallback nofree nosync nounwind speculatable willreturn memory(none) } |
| ; CHECK: attributes #[[ATTR2]] = { nomerge } |
| ;. |
| ; CHECK: [[META0:![0-9]+]] = !{i32 4, !"nosanitize_address", i32 1} |
| ; CHECK: [[PROF1]] = !{!"branch_weights", i32 1, i32 1048575} |
| ;. |
