diff options
Diffstat (limited to 'test/Instrumentation/SanitizerCoverage/coverage.ll')
| -rw-r--r-- | test/Instrumentation/SanitizerCoverage/coverage.ll | 48 |
1 files changed, 38 insertions, 10 deletions
diff --git a/test/Instrumentation/SanitizerCoverage/coverage.ll b/test/Instrumentation/SanitizerCoverage/coverage.ll index 77e781e5474a1..b2f0ab0680bf3 100644 --- a/test/Instrumentation/SanitizerCoverage/coverage.ll +++ b/test/Instrumentation/SanitizerCoverage/coverage.ll @@ -2,17 +2,16 @@ ; RUN: opt < %s -sancov -sanitizer-coverage-level=1 -S | FileCheck %s --check-prefix=CHECK1 ; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -S | FileCheck %s --check-prefix=CHECK2 ; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -sanitizer-coverage-block-threshold=10 -S | FileCheck %s --check-prefix=CHECK2 -; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -sanitizer-coverage-block-threshold=1 -S | FileCheck %s --check-prefix=CHECK1 +; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -sanitizer-coverage-block-threshold=0 -S | FileCheck %s --check-prefix=CHECK_WITH_CHECK +; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -sanitizer-coverage-block-threshold=1 -S | FileCheck %s --check-prefix=CHECK_WITH_CHECK ; RUN: opt < %s -sancov -sanitizer-coverage-level=3 -sanitizer-coverage-block-threshold=10 -S | FileCheck %s --check-prefix=CHECK3 ; RUN: opt < %s -sancov -sanitizer-coverage-level=4 -S | FileCheck %s --check-prefix=CHECK4 +; RUN: opt < %s -sancov -sanitizer-coverage-level=3 -sanitizer-coverage-8bit-counters=1 -S | FileCheck %s --check-prefix=CHECK-8BIT -; RUN: opt < %s -sancov -sanitizer-coverage-level=0 -S | FileCheck %s --check-prefix=CHECK0 -; RUN: opt < %s -sancov -sanitizer-coverage-level=1 -S | FileCheck %s --check-prefix=CHECK1 -; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -S | FileCheck %s --check-prefix=CHECK2 ; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -sanitizer-coverage-block-threshold=10 \ ; RUN: -S | FileCheck %s --check-prefix=CHECK2 ; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -sanitizer-coverage-block-threshold=1 \ -; RUN: -S | FileCheck %s --check-prefix=CHECK1 +; RUN: -S | FileCheck %s --check-prefix=CHECK_WITH_CHECK target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" target triple = "x86_64-unknown-linux-gnu" @@ -29,11 +28,15 @@ entry: ret void } +; CHECK0-NOT: @llvm.global_ctors = {{.*}}{ i32 2, void ()* @sancov.module_ctor } +; CHECK1: @llvm.global_ctors = {{.*}}{ i32 2, void ()* @sancov.module_ctor } +; CHECK2: @llvm.global_ctors = {{.*}}{ i32 2, void ()* @sancov.module_ctor } + ; CHECK0-NOT: call void @__sanitizer_cov( ; CHECK0-NOT: call void @__sanitizer_cov_module_init( ; CHECK1-LABEL: define void @foo -; CHECK1: %0 = load atomic i32* {{.*}} monotonic, align 4, !nosanitize +; CHECK1: %0 = load atomic i32, i32* {{.*}} monotonic, align 4, !nosanitize ; CHECK1: %1 = icmp sge i32 0, %0 ; CHECK1: br i1 %1, label %2, label %3 ; CHECK1: call void @__sanitizer_cov(i32*{{.*}}) @@ -43,9 +46,16 @@ entry: ; CHECK1-LABEL: define internal void @sancov.module_ctor ; CHECK1-NOT: ret -; CHECK1: call void @__sanitizer_cov_module_init({{.*}}, i64 2) +; CHECK1: call void @__sanitizer_cov_module_init({{.*}}, i64 2, ; CHECK1: ret +; CHECK_WITH_CHECK-LABEL: define void @foo +; CHECK_WITH_CHECK: __sanitizer_cov_with_check +; CHECK_WITH_CHECK: ret void +; CHECK_WITH_CHECK-LABEL: define internal void @sancov.module_ctor +; CHECK_WITH_CHECK-NOT: ret +; CHECK_WITH_CHECK: call void @__sanitizer_cov_module_init({{.*}}, i64 4, +; CHECK_WITH_CHECK: ret ; CHECK2-LABEL: define void @foo ; CHECK2: call void @__sanitizer_cov @@ -59,7 +69,7 @@ entry: ; CHECK2-LABEL: define internal void @sancov.module_ctor ; CHECK2-NOT: ret -; CHECK2: call void @__sanitizer_cov_module_init({{.*}}, i64 4) +; CHECK2: call void @__sanitizer_cov_module_init({{.*}}, i64 4, ; CHECK2: ret ; CHECK3-LABEL: define void @foo @@ -71,14 +81,32 @@ entry: ; CHECK3-NOT: call void @__sanitizer_cov ; CHECK3: ret void +; test -sanitizer-coverage-8bit-counters=1 +; CHECK-8BIT-LABEL: define void @foo + +; CHECK-8BIT: [[V11:%[0-9]*]] = load i8{{.*}}!nosanitize +; CHECK-8BIT: [[V12:%[0-9]*]] = add i8 [[V11]], 1 +; CHECK-8BIT: store i8 [[V12]]{{.*}}!nosanitize +; CHECK-8BIT: [[V21:%[0-9]*]] = load i8{{.*}}!nosanitize +; CHECK-8BIT: [[V22:%[0-9]*]] = add i8 [[V21]], 1 +; CHECK-8BIT: store i8 [[V22]]{{.*}}!nosanitize +; CHECK-8BIT: [[V31:%[0-9]*]] = load i8{{.*}}!nosanitize +; CHECK-8BIT: [[V32:%[0-9]*]] = add i8 [[V31]], 1 +; CHECK-8BIT: store i8 [[V32]]{{.*}}!nosanitize +; CHECK-8BIT: [[V41:%[0-9]*]] = load i8{{.*}}!nosanitize +; CHECK-8BIT: [[V42:%[0-9]*]] = add i8 [[V41]], 1 +; CHECK-8BIT: store i8 [[V42]]{{.*}}!nosanitize + +; CHECK-8BIT: ret void + %struct.StructWithVptr = type { i32 (...)** } define void @CallViaVptr(%struct.StructWithVptr* %foo) uwtable sanitize_address { entry: %0 = bitcast %struct.StructWithVptr* %foo to void (%struct.StructWithVptr*)*** - %vtable = load void (%struct.StructWithVptr*)*** %0, align 8 - %1 = load void (%struct.StructWithVptr*)** %vtable, align 8 + %vtable = load void (%struct.StructWithVptr*)**, void (%struct.StructWithVptr*)*** %0, align 8 + %1 = load void (%struct.StructWithVptr*)*, void (%struct.StructWithVptr*)** %vtable, align 8 tail call void %1(%struct.StructWithVptr* %foo) tail call void %1(%struct.StructWithVptr* %foo) tail call void asm sideeffect "", ""() |