mirrors/dynarmic
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

fuzz_with_unicorn: Randomize FPCR.FZ

Browse source
This commit is contained in:
MerryMage 2018-07-31 15:35:30 +01:00
parent b393e15ab6
commit 868ec44f30
1 changed files with 4 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
tests/A64/fuzz_with_unicorn.cpp
View file

@ -42,6 +42,7 @@ static Vector RandomVector() {
static u32 RandomFpcr() { static u32 RandomFpcr() {
FP::FPCR fpcr; FP::FPCR fpcr;
fpcr.DN(RandInt(0, 1) == 0); fpcr.DN(RandInt(0, 1) == 0);
fpcr.FZ(RandInt(0, 1) == 0);
fpcr.RMode(static_cast<FP::RoundingMode>(RandInt(0, 3))); fpcr.RMode(static_cast<FP::RoundingMode>(RandInt(0, 3)));
return fpcr.Value(); return fpcr.Value();
} }
@ -215,6 +216,9 @@ static void RunTestInstance(const Unicorn::RegisterArray& regs, const Unicorn::V
fmt::print("pc : {:016x}\n", instructions_offset * 4); fmt::print("pc : {:016x}\n", instructions_offset * 4);
fmt::print("p : {:08x}\n", pstate); fmt::print("p : {:08x}\n", pstate);
fmt::print("fpcr {:08x}\n", fpcr); fmt::print("fpcr {:08x}\n", fpcr);
fmt::print("fpcr.DN {}\n", FP::FPCR{fpcr}.DN());
fmt::print("fpcr.FZ {}\n", FP::FPCR{fpcr}.FZ());
fmt::print("fpcr.RMode {}\n", static_cast<size_t>(FP::FPCR{fpcr}.RMode()));
fmt::print("\n"); fmt::print("\n");
fmt::print("Final register listing:\n"); fmt::print("Final register listing:\n");