diff options
Diffstat (limited to 'gnu/llvm/unittests/Transforms/Utils/ASanStackFrameLayoutTest.cpp')
| -rw-r--r-- | gnu/llvm/unittests/Transforms/Utils/ASanStackFrameLayoutTest.cpp | 114 |
1 files changed, 60 insertions, 54 deletions
diff --git a/gnu/llvm/unittests/Transforms/Utils/ASanStackFrameLayoutTest.cpp b/gnu/llvm/unittests/Transforms/Utils/ASanStackFrameLayoutTest.cpp index 0d3a239da34..2337ec04776 100644 --- a/gnu/llvm/unittests/Transforms/Utils/ASanStackFrameLayoutTest.cpp +++ b/gnu/llvm/unittests/Transforms/Utils/ASanStackFrameLayoutTest.cpp @@ -21,82 +21,88 @@ ShadowBytesToString(ArrayRef<uint8_t> ShadowBytes) { case kAsanStackLeftRedzoneMagic: os << "L"; break; case kAsanStackRightRedzoneMagic: os << "R"; break; case kAsanStackMidRedzoneMagic: os << "M"; break; + case kAsanStackUseAfterScopeMagic: + os << "S"; + break; default: os << (unsigned)ShadowBytes[i]; } } return os.str(); } -static void TestLayout(SmallVector<ASanStackVariableDescription, 10> Vars, - size_t Granularity, size_t MinHeaderSize, - const std::string &ExpectedDescr, - const std::string &ExpectedShadow) { - ASanStackFrameLayout L; - ComputeASanStackFrameLayout(Vars, Granularity, MinHeaderSize, &L); - EXPECT_EQ(ExpectedDescr, L.DescriptionString); - EXPECT_EQ(ExpectedShadow, ShadowBytesToString(L.ShadowBytes)); -} +// Use macro to preserve line information in EXPECT_EQ output. +#define TEST_LAYOUT(V, Granularity, MinHeaderSize, ExpectedDescr, \ + ExpectedShadow, ExpectedShadowAfterScope) \ + { \ + SmallVector<ASanStackVariableDescription, 10> Vars = V; \ + ASanStackFrameLayout L = \ + ComputeASanStackFrameLayout(Vars, Granularity, MinHeaderSize); \ + EXPECT_STREQ(ExpectedDescr, \ + ComputeASanStackFrameDescription(Vars).c_str()); \ + EXPECT_EQ(ExpectedShadow, ShadowBytesToString(GetShadowBytes(Vars, L))); \ + EXPECT_EQ(ExpectedShadowAfterScope, \ + ShadowBytesToString(GetShadowBytesAfterScope(Vars, L))); \ + } TEST(ASanStackFrameLayout, Test) { -#define VEC1(a) SmallVector<ASanStackVariableDescription, 10>(1, a) -#define VEC(a) \ - SmallVector<ASanStackVariableDescription, 10>(a, a + sizeof(a) / sizeof(a[0])) - -#define VAR(name, size, alignment) \ +#define VAR(name, size, lifetime, alignment, line) \ ASanStackVariableDescription name##size##_##alignment = { \ #name #size "_" #alignment, \ size, \ + lifetime, \ alignment, \ 0, \ - 0 \ + 0, \ + line, \ } - VAR(a, 1, 1); - VAR(p, 1, 32); - VAR(p, 1, 256); - VAR(a, 2, 1); - VAR(a, 3, 1); - VAR(a, 4, 1); - VAR(a, 7, 1); - VAR(a, 8, 1); - VAR(a, 9, 1); - VAR(a, 16, 1); - VAR(a, 41, 1); - VAR(a, 105, 1); + VAR(a, 1, 0, 1, 0); + VAR(p, 1, 0, 32, 15); + VAR(p, 1, 0, 256, 2700); + VAR(a, 2, 0, 1, 0); + VAR(a, 3, 0, 1, 0); + VAR(a, 4, 0, 1, 0); + VAR(a, 7, 0, 1, 0); + VAR(a, 8, 8, 1, 0); + VAR(a, 9, 0, 1, 0); + VAR(a, 16, 16, 1, 0); + VAR(a, 41, 9, 1, 7); + VAR(a, 105, 103, 1, 0); - TestLayout(VEC1(a1_1), 8, 16, "1 16 1 4 a1_1", "LL1R"); - TestLayout(VEC1(a1_1), 64, 64, "1 64 1 4 a1_1", "L1"); - TestLayout(VEC1(p1_32), 8, 32, "1 32 1 5 p1_32", "LLLL1RRR"); - TestLayout(VEC1(p1_32), 8, 64, "1 64 1 5 p1_32", "LLLLLLLL1RRRRRRR"); + TEST_LAYOUT({a1_1}, 8, 16, "1 16 1 4 a1_1", "LL1R", "LL1R"); + TEST_LAYOUT({a1_1}, 64, 64, "1 64 1 4 a1_1", "L1", "L1"); + TEST_LAYOUT({p1_32}, 8, 32, "1 32 1 8 p1_32:15", "LLLL1RRR", "LLLL1RRR"); + TEST_LAYOUT({p1_32}, 8, 64, "1 64 1 8 p1_32:15", "LLLLLLLL1RRRRRRR", + "LLLLLLLL1RRRRRRR"); - TestLayout(VEC1(a1_1), 8, 32, "1 32 1 4 a1_1", "LLLL1RRR"); - TestLayout(VEC1(a2_1), 8, 32, "1 32 2 4 a2_1", "LLLL2RRR"); - TestLayout(VEC1(a3_1), 8, 32, "1 32 3 4 a3_1", "LLLL3RRR"); - TestLayout(VEC1(a4_1), 8, 32, "1 32 4 4 a4_1", "LLLL4RRR"); - TestLayout(VEC1(a7_1), 8, 32, "1 32 7 4 a7_1", "LLLL7RRR"); - TestLayout(VEC1(a8_1), 8, 32, "1 32 8 4 a8_1", "LLLL0RRR"); - TestLayout(VEC1(a9_1), 8, 32, "1 32 9 4 a9_1", "LLLL01RR"); - TestLayout(VEC1(a16_1), 8, 32, "1 32 16 5 a16_1", "LLLL00RR"); - TestLayout(VEC1(p1_256), 8, 32, "1 256 1 6 p1_256", - "LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL1RRR"); - TestLayout(VEC1(a41_1), 8, 32, "1 32 41 5 a41_1", "LLLL000001RRRRRR"); - TestLayout(VEC1(a105_1), 8, 32, "1 32 105 6 a105_1", - "LLLL00000000000001RRRRRR"); + TEST_LAYOUT({a1_1}, 8, 32, "1 32 1 4 a1_1", "LLLL1RRR", "LLLL1RRR"); + TEST_LAYOUT({a2_1}, 8, 32, "1 32 2 4 a2_1", "LLLL2RRR", "LLLL2RRR"); + TEST_LAYOUT({a3_1}, 8, 32, "1 32 3 4 a3_1", "LLLL3RRR", "LLLL3RRR"); + TEST_LAYOUT({a4_1}, 8, 32, "1 32 4 4 a4_1", "LLLL4RRR", "LLLL4RRR"); + TEST_LAYOUT({a7_1}, 8, 32, "1 32 7 4 a7_1", "LLLL7RRR", "LLLL7RRR"); + TEST_LAYOUT({a8_1}, 8, 32, "1 32 8 4 a8_1", "LLLL0RRR", "LLLLSRRR"); + TEST_LAYOUT({a9_1}, 8, 32, "1 32 9 4 a9_1", "LLLL01RR", "LLLL01RR"); + TEST_LAYOUT({a16_1}, 8, 32, "1 32 16 5 a16_1", "LLLL00RR", "LLLLSSRR"); + TEST_LAYOUT({p1_256}, 8, 32, "1 256 1 11 p1_256:2700", + "LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL1RRR", + "LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL1RRR"); + TEST_LAYOUT({a41_1}, 8, 32, "1 32 41 7 a41_1:7", "LLLL000001RRRRRR", + "LLLLSS0001RRRRRR"); + TEST_LAYOUT({a105_1}, 8, 32, "1 32 105 6 a105_1", "LLLL00000000000001RRRRRR", + "LLLLSSSSSSSSSSSSS1RRRRRR"); { - ASanStackVariableDescription t[] = {a1_1, p1_256}; - TestLayout(VEC(t), 8, 32, - "2 256 1 6 p1_256 272 1 4 a1_1", - "LLLLLLLL" "LLLLLLLL" "LLLLLLLL" "LLLLLLLL" "1M1R"); + SmallVector<ASanStackVariableDescription, 10> t = {a1_1, p1_256}; + TEST_LAYOUT(t, 8, 32, "2 256 1 11 p1_256:2700 272 1 4 a1_1", + "LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL1M1R", + "LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL1M1R"); } { - ASanStackVariableDescription t[] = {a1_1, a16_1, a41_1}; - TestLayout(VEC(t), 8, 32, - "3 32 1 4 a1_1 48 16 5 a16_1 80 41 5 a41_1", - "LLLL" "1M00" "MM00" "0001" "RRRR"); + SmallVector<ASanStackVariableDescription, 10> t = {a1_1, a16_1, a41_1}; + TEST_LAYOUT(t, 8, 32, "3 32 1 4 a1_1 48 16 5 a16_1 80 41 7 a41_1:7", + "LLLL1M00MM000001RRRR", "LLLL1MSSMMSS0001RRRR"); } -#undef VEC1 -#undef VEC #undef VAR +#undef TEST_LAYOUT } |