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fuzz_with_unicorn: Randomize FPCR.RMode

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This commit is contained in:
MerryMage 2018-07-12 13:52:29 +01:00
parent 3714bc0ed4
commit 330e6111fa
1 changed files with 6 additions and 5 deletions
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11
tests/A64/fuzz_with_unicorn.cpp
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@ -146,7 +146,7 @@ static u32 GenFloatInst(u64 pc, bool is_last_inst) {
}
}
static void RunTestInstance(const std::array<u64, 31>& regs, const std::array<Vector, 32>& vecs, const size_t instructions_offset, const std::vector<u32>& instructions, const u32 pstate) {
static void RunTestInstance(const std::array<u64, 31>& regs, const std::array<Vector, 32>& vecs, const size_t instructions_offset, const std::vector<u32>& instructions, const u32 pstate, const u32 fpcr) {
static TestEnv jit_env;
static TestEnv uni_env;
@ -164,14 +164,14 @@ static void RunTestInstance(const std::array<u64, 31>& regs, const std::array<Ve
jit.SetVectors(vecs);
jit.SetPC(instructions_offset * 4);
jit.SetSP(0x08000000);
jit.SetFpcr(0);
jit.SetFpcr(fpcr);
jit.SetPstate(pstate);
jit.ClearCache();
uni.SetRegisters(regs);
uni.SetVectors(vecs);
uni.SetPC(instructions_offset * 4);
uni.SetSP(0x08000000);
uni.SetFpcr(0);
uni.SetFpcr(fpcr);
uni.SetPstate(pstate);
uni.ClearPageCache();
@ -252,7 +252,7 @@ TEST_CASE("A64: Single random instruction", "[a64]") {
INFO("Instruction: 0x" << std::hex << instructions[0]);
RunTestInstance(regs, vecs, 100, instructions, pstate);
RunTestInstance(regs, vecs, 100, instructions, pstate, 0);
}
}
@ -361,9 +361,10 @@ TEST_CASE("A64: Floating point instructions", "[a64]") {
std::generate(vecs.begin(), vecs.end(), gen_vector);
instructions[0] = GenFloatInst(0, true);
u32 pstate = RandInt<u32>(0, 0xF) << 28;
u32 fpcr = RandInt<u32>(0, 0x3) << 22; // randomize RMode
INFO("Instruction: 0x" << std::hex << instructions[0]);
RunTestInstance(regs, vecs, 100, instructions, pstate);
RunTestInstance(regs, vecs, 100, instructions, pstate, fpcr);
}
}