mirror of
https://github.com/c64scene-ar/llvm-6502.git
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327cfdf4fe
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241127 91177308-0d34-0410-b5e6-96231b3b80d8
131 lines
5.4 KiB
LLVM
131 lines
5.4 KiB
LLVM
; RUN: opt < %s -sancov -sanitizer-coverage-level=0 -S | FileCheck %s --check-prefix=CHECK0
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; RUN: opt < %s -sancov -sanitizer-coverage-level=1 -S | FileCheck %s --check-prefix=CHECK1
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; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -S | FileCheck %s --check-prefix=CHECK2
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; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -sanitizer-coverage-block-threshold=10 -S | FileCheck %s --check-prefix=CHECK2
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; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -sanitizer-coverage-block-threshold=0 -S | FileCheck %s --check-prefix=CHECK_WITH_CHECK
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; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -sanitizer-coverage-block-threshold=1 -S | FileCheck %s --check-prefix=CHECK_WITH_CHECK
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; RUN: opt < %s -sancov -sanitizer-coverage-level=3 -sanitizer-coverage-block-threshold=10 -S | FileCheck %s --check-prefix=CHECK3
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; RUN: opt < %s -sancov -sanitizer-coverage-level=4 -S | FileCheck %s --check-prefix=CHECK4
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; RUN: opt < %s -sancov -sanitizer-coverage-level=3 -sanitizer-coverage-8bit-counters=1 -S | FileCheck %s --check-prefix=CHECK-8BIT
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; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -sanitizer-coverage-block-threshold=10 \
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; RUN: -S | FileCheck %s --check-prefix=CHECK2
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; RUN: opt < %s -sancov -sanitizer-coverage-level=2 -sanitizer-coverage-block-threshold=1 \
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; RUN: -S | FileCheck %s --check-prefix=CHECK_WITH_CHECK
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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 }
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; CHECK2: @llvm.global_ctors = {{.*}}{ i32 2, void ()* @sancov.module_ctor }
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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,
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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 4,
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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 @__sanitizer_cov
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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 4,
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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: 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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; test -sanitizer-coverage-8bit-counters=1
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; CHECK-8BIT-LABEL: define void @foo
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; CHECK-8BIT: [[V11:%[0-9]*]] = load i8{{.*}}!nosanitize
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; CHECK-8BIT: [[V12:%[0-9]*]] = add i8 [[V11]], 1
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; CHECK-8BIT: store i8 [[V12]]{{.*}}!nosanitize
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; CHECK-8BIT: [[V21:%[0-9]*]] = load i8{{.*}}!nosanitize
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; CHECK-8BIT: [[V22:%[0-9]*]] = add i8 [[V21]], 1
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; CHECK-8BIT: store i8 [[V22]]{{.*}}!nosanitize
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; CHECK-8BIT: [[V31:%[0-9]*]] = load i8{{.*}}!nosanitize
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; CHECK-8BIT: [[V32:%[0-9]*]] = add i8 [[V31]], 1
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; CHECK-8BIT: store i8 [[V32]]{{.*}}!nosanitize
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; CHECK-8BIT: [[V41:%[0-9]*]] = load i8{{.*}}!nosanitize
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; CHECK-8BIT: [[V42:%[0-9]*]] = add i8 [[V41]], 1
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; CHECK-8BIT: store i8 [[V42]]{{.*}}!nosanitize
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; CHECK-8BIT: 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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; We expect to see two calls to __sanitizer_cov_indir_call16
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; with different values of second argument.
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; CHECK4-LABEL: define void @CallViaVptr
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; CHECK4: call void @__sanitizer_cov_indir_call16({{.*}},[[CACHE:.*]])
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; CHECK4-NOT: call void @__sanitizer_cov_indir_call16({{.*}},[[CACHE]])
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; CHECK4: 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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; CHECK4-LABEL: define void @call_unreachable
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; CHECK4-NOT: __sanitizer_cov
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; CHECK4: unreachable
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