mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 04:30:12 +00:00
974a445bd9
subsequent changes are easier to review. About to fix some layering issues, and wanted to separate out the necessary churn. Also comment and sink the include of "Windows.h" in three .inc files to match the usage in Memory.inc. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@198685 91177308-0d34-0410-b5e6-96231b3b80d8
103 lines
3.9 KiB
C++
103 lines
3.9 KiB
C++
//===- ASanStackFrameLayoutTest.cpp - Tests for ComputeASanStackFrameLayout===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
#include "llvm/Transforms/Utils/ASanStackFrameLayout.h"
|
|
#include "llvm/ADT/ArrayRef.h"
|
|
#include "gtest/gtest.h"
|
|
#include <sstream>
|
|
|
|
using namespace llvm;
|
|
|
|
static std::string
|
|
ShadowBytesToString(ArrayRef<uint8_t> ShadowBytes) {
|
|
std::ostringstream os;
|
|
for (size_t i = 0, n = ShadowBytes.size(); i < n; i++) {
|
|
switch (ShadowBytes[i]) {
|
|
case kAsanStackLeftRedzoneMagic: os << "L"; break;
|
|
case kAsanStackRightRedzoneMagic: os << "R"; break;
|
|
case kAsanStackMidRedzoneMagic: os << "M"; 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));
|
|
}
|
|
|
|
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) \
|
|
ASanStackVariableDescription name##size##_##alignment = { \
|
|
#name #size "_" #alignment, \
|
|
size, \
|
|
alignment, \
|
|
0, \
|
|
0 \
|
|
}
|
|
|
|
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);
|
|
|
|
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");
|
|
|
|
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");
|
|
|
|
{
|
|
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");
|
|
}
|
|
|
|
{
|
|
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");
|
|
}
|
|
#undef VEC1
|
|
#undef VEC
|
|
#undef VAR
|
|
}
|