1 ; RUN: opt < %s -sancov -sanitizer-coverage-level=0 -S | FileCheck %s
2 ; RUN: opt < %s -sancov -sanitizer-coverage-level=1 -S | FileCheck %s
3 ; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -S | FileCheck %s
4 ; RUN: opt < %s -passes='module(sancov-module)' -sanitizer-coverage-level=0 -S | FileCheck %s
5 ; RUN: opt < %s -passes='module(sancov-module)' -sanitizer-coverage-level=1 -S | FileCheck %s
6 ; RUN: opt < %s -passes='module(sancov-module)' -sanitizer-coverage-level=2 -S | FileCheck %s
8 target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
9 target triple = "i686-pc-windows-msvc18.0.0"
11 declare i32 @llvm.eh.typeid.for(i8*) #2
12 declare i8* @llvm.frameaddress(i32)
13 declare i8* @llvm.eh.recoverfp(i8*, i8*)
14 declare i8* @llvm.localrecover(i8*, i8*, i32)
15 declare void @llvm.localescape(...) #1
17 declare i32 @_except_handler3(...)
18 declare void @may_throw(i32* %r)
20 define i32 @main() sanitize_address personality i8* bitcast (i32 (...)* @_except_handler3 to i8*) {
22 %r = alloca i32, align 4
23 %__exception_code = alloca i32, align 4
24 call void (...) @llvm.localescape(i32* nonnull %__exception_code)
25 %0 = bitcast i32* %r to i8*
26 store i32 0, i32* %r, align 4
27 invoke void @may_throw(i32* nonnull %r) #4
28 to label %__try.cont unwind label %lpad
30 lpad: ; preds = %entry
31 %1 = landingpad { i8*, i32 }
32 catch i8* bitcast (i32 ()* @"\01?filt$0@0@main@@" to i8*)
33 %2 = extractvalue { i8*, i32 } %1, 1
34 %3 = call i32 @llvm.eh.typeid.for(i8* bitcast (i32 ()* @"\01?filt$0@0@main@@" to i8*)) #1
35 %matches = icmp eq i32 %2, %3
36 br i1 %matches, label %__except, label %eh.resume
38 __except: ; preds = %lpad
39 store i32 1, i32* %r, align 4
42 __try.cont: ; preds = %entry, %__except
43 %4 = load i32, i32* %r, align 4
46 eh.resume: ; preds = %lpad
47 resume { i8*, i32 } %1
50 ; Check that we don't do any instrumentation.
52 ; CHECK-LABEL: define i32 @main()
53 ; CHECK-NOT: load atomic i32, i32* {{.*}} monotonic, align 4, !nosanitize
54 ; CHECK-NOT: call void @__sanitizer_cov
57 ; Function Attrs: nounwind
58 define internal i32 @"\01?filt$0@0@main@@"() #1 {
60 %0 = tail call i8* @llvm.frameaddress(i32 1)
61 %1 = tail call i8* @llvm.eh.recoverfp(i8* bitcast (i32 ()* @main to i8*), i8* %0)
62 %2 = tail call i8* @llvm.localrecover(i8* bitcast (i32 ()* @main to i8*), i8* %1, i32 0)
63 %__exception_code = bitcast i8* %2 to i32*
64 %3 = getelementptr inbounds i8, i8* %0, i32 -20
65 %4 = bitcast i8* %3 to { i32*, i8* }**
66 %5 = load { i32*, i8* }*, { i32*, i8* }** %4, align 4
67 %6 = getelementptr inbounds { i32*, i8* }, { i32*, i8* }* %5, i32 0, i32 0
68 %7 = load i32*, i32** %6, align 4
69 %8 = load i32, i32* %7, align 4
70 store i32 %8, i32* %__exception_code, align 4
74 ; CHECK-LABEL: define internal i32 @"\01?filt$0@0@main@@"()
75 ; CHECK: tail call i8* @llvm.localrecover(i8* bitcast (i32 ()* @main to i8*), i8* {{.*}}, i32 0)
77 define void @ScaleFilterCols_SSSE3(i8* %dst_ptr, i8* %src_ptr, i32 %dst_width, i32 %x, i32 %dx) sanitize_address {
79 %dst_width.addr = alloca i32, align 4
80 store i32 %dst_width, i32* %dst_width.addr, align 4
81 %0 = call { i8*, i8*, i32, i32, i32 } asm sideeffect "", "=r,=r,={ax},=r,=r,=*rm,rm,rm,0,1,2,3,4,5,~{memory},~{cc},~{xmm0},~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{dirflag},~{fpsr},~{flags}"(i32* nonnull %dst_width.addr, i32 %x, i32 %dx, i8* %dst_ptr, i8* %src_ptr, i32 0, i32 0, i32 0, i32 %dst_width)
85 define void @ScaleColsUp2_SSE2() sanitize_address {