1 files changed, 27 insertions, 6 deletions
diff --git a/test/Instrumentation/SanitizerCoverage/coverage.ll b/test/Instrumentation/SanitizerCoverage/coverage.ll
index 1595727..b2f0ab0 100644
--- a/test/Instrumentation/SanitizerCoverage/coverage.ll
+++ b/test/Instrumentation/SanitizerCoverage/coverage.ll
@@ -2,13 +2,12 @@
 ; 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=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 \
@@ -37,7 +36,7 @@ entry:
 ; 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*{{.*}})
@@ -53,6 +52,10 @@ entry:
 ; 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
@@ -78,14 +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 "", ""()