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70f45835d7
Since the NPM pass is named sancov-module, not sancov. This makes all tests under Instrumentation/SanitizerCoverage pass when -enable-new-pm is on by default. Reviewed By: vitalybuka Differential Revision: https://reviews.llvm.org/D84687
106 lines
4.1 KiB
LLVM
106 lines
4.1 KiB
LLVM
; RUN: opt < %s -sancov -sanitizer-coverage-level=4 -sanitizer-coverage-trace-pc -S -enable-new-pm=0 | FileCheck %s --check-prefix=CHECK_TRACE_PC
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; RUN: opt < %s -sancov -sanitizer-coverage-level=3 -sanitizer-coverage-prune-blocks=1 -S -enable-new-pm=0 | FileCheck %s --check-prefix=CHECKPRUNE
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; RUN: opt < %s -passes='module(sancov-module)' -sanitizer-coverage-level=4 -sanitizer-coverage-trace-pc -S | FileCheck %s --check-prefix=CHECK_TRACE_PC
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; RUN: opt < %s -passes='module(sancov-module)' -sanitizer-coverage-level=3 -sanitizer-coverage-prune-blocks=1 -S | FileCheck %s --check-prefix=CHECKPRUNE
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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"
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target triple = "x86_64-unknown-linux-gnu"
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define void @foo(i32* %a) sanitize_address {
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entry:
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%tobool = icmp eq i32* %a, null
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br i1 %tobool, label %if.end, label %if.then
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if.then: ; preds = %entry
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store i32 0, i32* %a, align 4
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br label %if.end
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if.end: ; preds = %entry, %if.then
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ret void
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}
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; CHECK0-NOT: @llvm.global_ctors = {{.*}}{ i32 2, void ()* @sancov.module_ctor }
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; CHECK1: @llvm.global_ctors = {{.*}}{ i32 2, void ()* @sancov.module_ctor, i8* null }
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; CHECK2: @llvm.global_ctors = {{.*}}{ i32 2, void ()* @sancov.module_ctor, i8* null }
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; CHECK0-NOT: call void @__sanitizer_cov(
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; CHECK0-NOT: call void @__sanitizer_cov_module_init(
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; CHECK1-LABEL: define void @foo
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; CHECK1: %0 = load atomic i32, i32* {{.*}} monotonic, align 4, !nosanitize
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; CHECK1: %1 = icmp sge i32 0, %0
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; CHECK1: br i1 %1, label %2, label %3
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; CHECK1: call void @__sanitizer_cov(i32*{{.*}})
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; CHECK1: call void asm sideeffect "", ""()
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; CHECK1-NOT: call void @__sanitizer_cov
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; CHECK1: ret void
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; CHECK1-LABEL: define internal void @sancov.module_ctor
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; CHECK1-NOT: ret
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; CHECK1: call void @__sanitizer_cov_module_init({{.*}}, i64 2, {{.*}}@__sancov_gen_modname
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; CHECK1: ret
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; CHECK_WITH_CHECK-LABEL: define void @foo
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; CHECK_WITH_CHECK: __sanitizer_cov_with_check
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; CHECK_WITH_CHECK: ret void
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; CHECK_WITH_CHECK-LABEL: define internal void @sancov.module_ctor
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; CHECK_WITH_CHECK-NOT: ret
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; CHECK_WITH_CHECK: call void @__sanitizer_cov_module_init({{.*}}, i64 3,
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; CHECK_WITH_CHECK: ret
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; CHECK2-LABEL: define void @foo
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; CHECK2: call void @__sanitizer_cov
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; CHECK2: call void asm sideeffect "", ""()
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; CHECK2: call void @__sanitizer_cov
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; CHECK2: call void asm sideeffect "", ""()
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; CHECK2: call void asm sideeffect "", ""()
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; CHECK2-NOT: call void @__sanitizer_cov
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; CHECK2: ret void
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; CHECK2-LABEL: define internal void @sancov.module_ctor
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; CHECK2-NOT: ret
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; CHECK2: call void @__sanitizer_cov_module_init({{.*}}, i64 3,
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; CHECK2: ret
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; CHECK3-LABEL: define void @foo
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; CHECK3: call void @__sanitizer_cov
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; CHECK3: call void @__sanitizer_cov
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; CHECK3-NOT: ret void
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; CHECK3: call void @__sanitizer_cov
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; CHECK3-NOT: call void @__sanitizer_cov
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; CHECK3: ret void
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%struct.StructWithVptr = type { i32 (...)** }
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define void @CallViaVptr(%struct.StructWithVptr* %foo) uwtable sanitize_address {
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entry:
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%0 = bitcast %struct.StructWithVptr* %foo to void (%struct.StructWithVptr*)***
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%vtable = load void (%struct.StructWithVptr*)**, void (%struct.StructWithVptr*)*** %0, align 8
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%1 = load void (%struct.StructWithVptr*)*, void (%struct.StructWithVptr*)** %vtable, align 8
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tail call void %1(%struct.StructWithVptr* %foo)
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tail call void %1(%struct.StructWithVptr* %foo)
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tail call void asm sideeffect "", ""()
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ret void
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}
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; CHECK_TRACE_PC-LABEL: define void @foo
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; CHECK_TRACE_PC: call void @__sanitizer_cov_trace_pc
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; CHECK_TRACE_PC: ret void
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; CHECK_TRACE_PC-LABEL: define void @CallViaVptr
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; CHECK_TRACE_PC: call void @__sanitizer_cov_trace_pc_indir
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; CHECK_TRACE_PC: call void @__sanitizer_cov_trace_pc_indir
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; CHECK_TRACE_PC: ret void
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define void @call_unreachable() uwtable sanitize_address {
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entry:
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unreachable
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}
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; CHECKPRUNE-LABEL: define void @foo
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; CHECKPRUNE: call void @__sanitizer_cov
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; CHECKPRUNE: call void @__sanitizer_cov
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; CHECKPRUNE: call void @__sanitizer_cov
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; CHECKPRUNE-NOT: call void @__sanitizer_cov
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; CHECKPRUNE: ret void
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