derek.holloway
7502bf64a4
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77 lines
2.9 KiB
LLVM
77 lines
2.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
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; RUN: opt < %s -passes=tsan -S | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-EXC
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; RUN: opt < %s -passes=tsan -S -tsan-handle-cxx-exceptions=0 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-NOEXC
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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-S128"
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declare void @can_throw()
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declare void @cannot_throw() nounwind
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define i32 @func1() sanitize_thread {
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; CHECK-EXC-LABEL: define i32 @func1
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; CHECK-EXC-SAME: () #[[ATTR1:[0-9]+]] personality ptr @__gcc_personality_v0 {
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; CHECK-EXC-NEXT: [[TMP1:%.*]] = call ptr @llvm.returnaddress.p0(i32 0)
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; CHECK-EXC-NEXT: call void @__tsan_func_entry(ptr [[TMP1]])
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; CHECK-EXC-NEXT: invoke void @can_throw()
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; CHECK-EXC-NEXT: to label [[DOTNOEXC:%.*]] unwind label [[TSAN_CLEANUP:%.*]]
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; CHECK-EXC: .noexc:
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; CHECK-EXC-NEXT: call void @__tsan_func_exit()
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; CHECK-EXC-NEXT: ret i32 0
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; CHECK-EXC: tsan_cleanup:
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; CHECK-EXC-NEXT: [[CLEANUP_LPAD:%.*]] = landingpad { ptr, i32 }
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; CHECK-EXC-NEXT: cleanup
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; CHECK-EXC-NEXT: call void @__tsan_func_exit()
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; CHECK-EXC-NEXT: resume { ptr, i32 } [[CLEANUP_LPAD]]
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;
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; CHECK-NOEXC-LABEL: define i32 @func1
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; CHECK-NOEXC-SAME: () #[[ATTR1:[0-9]+]] {
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; CHECK-NOEXC-NEXT: [[TMP1:%.*]] = call ptr @llvm.returnaddress.p0(i32 0)
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; CHECK-NOEXC-NEXT: call void @__tsan_func_entry(ptr [[TMP1]])
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; CHECK-NOEXC-NEXT: call void @can_throw()
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; CHECK-NOEXC-NEXT: call void @__tsan_func_exit()
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; CHECK-NOEXC-NEXT: ret i32 0
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;
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call void @can_throw()
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ret i32 0
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}
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define i32 @func2() sanitize_thread {
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; CHECK-LABEL: define i32 @func2
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; CHECK-SAME: () #[[ATTR1:[0-9]+]] {
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; CHECK-NEXT: [[TMP1:%.*]] = call ptr @llvm.returnaddress.p0(i32 0)
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; CHECK-NEXT: call void @__tsan_func_entry(ptr [[TMP1]])
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; CHECK-NEXT: call void @cannot_throw()
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; CHECK-NEXT: call void @__tsan_func_exit()
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; CHECK-NEXT: ret i32 0
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;
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call void @cannot_throw()
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ret i32 0
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}
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define i32 @func3(ptr %p) sanitize_thread {
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; CHECK-LABEL: define i32 @func3
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; CHECK-SAME: (ptr [[P:%.*]]) #[[ATTR1]] {
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; CHECK-NEXT: [[TMP1:%.*]] = call ptr @llvm.returnaddress.p0(i32 0)
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; CHECK-NEXT: call void @__tsan_func_entry(ptr [[TMP1]])
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; CHECK-NEXT: call void @__tsan_read4(ptr [[P]])
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; CHECK-NEXT: [[A:%.*]] = load i32, ptr [[P]], align 4
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; CHECK-NEXT: call void @__tsan_func_exit()
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; CHECK-NEXT: ret i32 [[A]]
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;
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%a = load i32, ptr %p
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ret i32 %a
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}
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define i32 @func4() sanitize_thread nounwind {
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; CHECK-LABEL: define i32 @func4
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; CHECK-SAME: () #[[ATTR2:[0-9]+]] {
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; CHECK-NEXT: [[TMP1:%.*]] = call ptr @llvm.returnaddress.p0(i32 0)
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; CHECK-NEXT: call void @__tsan_func_entry(ptr [[TMP1]])
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; CHECK-NEXT: call void @can_throw()
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; CHECK-NEXT: call void @__tsan_func_exit()
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; CHECK-NEXT: ret i32 0
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;
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call void @can_throw()
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ret i32 0
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}
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