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thumb32: Implement SADD16/UADD16

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This commit is contained in:
Lioncash 2021-02-01 16:11:25 -05:00
parent 0e26e8a531
commit d529417875
5 changed files with 61 additions and 32 deletions
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46
tests/A32/fuzz_thumb.cpp
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@ -361,6 +361,13 @@ TEST_CASE("Fuzz Thumb instructions set 2 (affects PC)", "[JitX64][Thumb][Thumb16
}
TEST_CASE("Fuzz Thumb32 instructions set", "[JitX64][Thumb][Thumb32]") {
const auto three_reg_not_r15 = [](u32 inst) {
const auto d = Common::Bits<8, 11>(inst);
const auto m = Common::Bits<0, 3>(inst);
const auto n = Common::Bits<16, 19>(inst);
return d != 15 && m != 15 && n != 15;
};
const std::array instructions = {
ThumbInstGen("111110101011nnnn1111dddd1000mmmm", // CLZ
[](u32 inst) {
@ -370,33 +377,13 @@ TEST_CASE("Fuzz Thumb32 instructions set", "[JitX64][Thumb][Thumb32]") {
return m == n && d != 15 && m != 15;
}),
ThumbInstGen("111110101000nnnn1111dddd1000mmmm", // QADD
[](u32 inst) {
const auto d = Common::Bits<8, 11>(inst);
const auto m = Common::Bits<0, 3>(inst);
const auto n = Common::Bits<16, 19>(inst);
return d != 15 && m != 15 && n != 15;
}),
three_reg_not_r15),
ThumbInstGen("111110101000nnnn1111dddd1001mmmm", // QDADD
[](u32 inst) {
const auto d = Common::Bits<8, 11>(inst);
const auto m = Common::Bits<0, 3>(inst);
const auto n = Common::Bits<16, 19>(inst);
return d != 15 && m != 15 && n != 15;
}),
three_reg_not_r15),
ThumbInstGen("111110101000nnnn1111dddd1011mmmm", // QDSUB
[](u32 inst) {
const auto d = Common::Bits<8, 11>(inst);
const auto m = Common::Bits<0, 3>(inst);
const auto n = Common::Bits<16, 19>(inst);
return d != 15 && m != 15 && n != 15;
}),
three_reg_not_r15),
ThumbInstGen("111110101000nnnn1111dddd1010mmmm", // QSUB
[](u32 inst) {
const auto d = Common::Bits<8, 11>(inst);
const auto m = Common::Bits<0, 3>(inst);
const auto n = Common::Bits<16, 19>(inst);
return d != 15 && m != 15 && n != 15;
}),
three_reg_not_r15),
ThumbInstGen("111110101001nnnn1111dddd1010mmmm", // RBIT
[](u32 inst) {
const auto d = Common::Bits<8, 11>(inst);
@ -425,13 +412,12 @@ TEST_CASE("Fuzz Thumb32 instructions set", "[JitX64][Thumb][Thumb32]") {
const auto n = Common::Bits<16, 19>(inst);
return m == n && d != 15 && m != 15;
}),
ThumbInstGen("111110101001nnnn1111dddd0000mmmm", // SADD16
three_reg_not_r15),
ThumbInstGen("111110101010nnnn1111dddd1000mmmm", // SEL
[](u32 inst) {
const auto d = Common::Bits<8, 11>(inst);
const auto m = Common::Bits<0, 3>(inst);
const auto n = Common::Bits<16, 19>(inst);
return d != 15 && m != 15 && n != 15;
}),
three_reg_not_r15),
ThumbInstGen("111110101001nnnn1111dddd0100mmmm", // UADD16
three_reg_not_r15),
};
const auto instruction_select = [&]() -> u32 {