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fuzz_with_unicorn: Randomize PC

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This commit is contained in:
MerryMage 2018-08-01 15:26:03 +01:00
parent ff84740ea6
commit 9a7d75be3b
1 changed files with 16 additions and 9 deletions
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25
tests/A64/fuzz_with_unicorn.cpp
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@ -290,13 +290,16 @@ TEST_CASE("A64: Single random instruction", "[a64]") {
for (size_t iteration = 0; iteration < 100000; ++iteration) { for (size_t iteration = 0; iteration < 100000; ++iteration) {
std::generate(regs.begin(), regs.end(), []{ return RandInt<u64>(0, ~u64(0)); }); std::generate(regs.begin(), regs.end(), []{ return RandInt<u64>(0, ~u64(0)); });
std::generate(vecs.begin(), vecs.end(), RandomVector); std::generate(vecs.begin(), vecs.end(), RandomVector);
instructions[0] = GenRandomInst(0, true); instructions[0] = GenRandomInst(0, true);
u32 pstate = RandInt<u32>(0, 0xF) << 28;
u32 fpcr = RandomFpcr(); const u64 start_address = RandInt<u64>(0, 0x10'0000'0000) * 4;
const u32 pstate = RandInt<u32>(0, 0xF) << 28;
const u32 fpcr = RandomFpcr();
INFO("Instruction: 0x" << std::hex << instructions[0]); INFO("Instruction: 0x" << std::hex << instructions[0]);
RunTestInstance(regs, vecs, 100, instructions, pstate, fpcr); RunTestInstance(regs, vecs, start_address, instructions, pstate, fpcr);
} }
} }
@ -403,13 +406,16 @@ TEST_CASE("A64: Floating point instructions", "[a64]") {
for (size_t iteration = 0; iteration < 100000; ++iteration) { for (size_t iteration = 0; iteration < 100000; ++iteration) {
std::generate(regs.begin(), regs.end(), gen_float); std::generate(regs.begin(), regs.end(), gen_float);
std::generate(vecs.begin(), vecs.end(), gen_vector); std::generate(vecs.begin(), vecs.end(), gen_vector);
instructions[0] = GenFloatInst(0, true); instructions[0] = GenFloatInst(0, true);
u32 pstate = RandInt<u32>(0, 0xF) << 28;
u32 fpcr = RandomFpcr(); const u64 start_address = RandInt<u64>(0, 0x10'0000'0000) * 4;
const u32 pstate = RandInt<u32>(0, 0xF) << 28;
const u32 fpcr = RandomFpcr();
INFO("Instruction: 0x" << std::hex << instructions[0]); INFO("Instruction: 0x" << std::hex << instructions[0]);
RunTestInstance(regs, vecs, 100, instructions, pstate, fpcr); RunTestInstance(regs, vecs, start_address, instructions, pstate, fpcr);
} }
} }
@ -428,8 +434,9 @@ TEST_CASE("A64: Small random block", "[a64]") {
instructions[3] = GenRandomInst(12, false); instructions[3] = GenRandomInst(12, false);
instructions[4] = GenRandomInst(16, true); instructions[4] = GenRandomInst(16, true);
u32 pstate = RandInt<u32>(0, 0xF) << 28; const u64 start_address = RandInt<u64>(0, 0x10'0000'0000) * 4;
u32 fpcr = RandomFpcr(); const u32 pstate = RandInt<u32>(0, 0xF) << 28;
const u32 fpcr = RandomFpcr();
INFO("Instruction 1: 0x" << std::hex << instructions[0]); INFO("Instruction 1: 0x" << std::hex << instructions[0]);
INFO("Instruction 2: 0x" << std::hex << instructions[1]); INFO("Instruction 2: 0x" << std::hex << instructions[1]);
@ -437,6 +444,6 @@ TEST_CASE("A64: Small random block", "[a64]") {
INFO("Instruction 4: 0x" << std::hex << instructions[3]); INFO("Instruction 4: 0x" << std::hex << instructions[3]);
INFO("Instruction 5: 0x" << std::hex << instructions[4]); INFO("Instruction 5: 0x" << std::hex << instructions[4]);
RunTestInstance(regs, vecs, 100, instructions, pstate, fpcr); RunTestInstance(regs, vecs, start_address, instructions, pstate, fpcr);
} }
} }