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TranslateArm: Implement UQSUB8.

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bunnei
2016-08-12 11:53:16 -04:00
committed by MerryMage
parent 1029fd27ce
commit 86fe29c6d2
7 changed files with 49 additions and 2 deletions
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17
tests/arm/fuzz_arm.cpp
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@@ -822,3 +822,20 @@ TEST_CASE("Fuzz ARM multiply instructions", "[JitX64]") {
});
}
}
TEST_CASE("Fuzz ARM parallel instructions", "[JitX64]") {
const auto is_valid = [](u32 instr) -> bool {
// R15 as Rd, Rn, or Rm is UNPREDICTABLE
return Bits<0, 3>(instr) != 0b1111 && Bits<12, 15>(instr) != 0b1111 && Bits<16, 19>(instr) != 0b1111;
};
const std::array<InstructionGenerator, 1> saturating_instructions = {{
InstructionGenerator("cccc01100110nnnndddd11111111mmmm", is_valid), // UQSUB8
}};
SECTION("Parallel Add/Subtract (Saturating)") {
FuzzJitArm(1, 1, 10000, [&saturating_instructions]() -> u32 {
return saturating_instructions[RandInt<size_t>(0, saturating_instructions.size() - 1)].Generate();
});
}
}