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lut_from_list: Reduce number of required template arguments

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This commit is contained in:
MerryMage
2020-04-04 09:52:06 +01:00
parent 8658afd8c5
commit fe583aa076
3 changed files with 32 additions and 28 deletions
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18
src/backend/x64/emit_x64_floating_point.cpp
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@@ -857,14 +857,11 @@ static void EmitFPRound(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst, siz
>;
using exact_list = mp::list<std::true_type, std::false_type>;
using key_type = std::tuple<size_t, FP::RoundingMode, bool>;
using value_type = u64(*)(u64, FP::FPSR&, FP::FPCR);
static const auto lut = Common::GenerateLookupTableFromList<key_type, value_type>(
static const auto lut = Common::GenerateLookupTableFromList(
[](auto args) {
return std::pair<key_type, value_type>{
return std::pair{
mp::lower_to_tuple_v<decltype(args)>,
static_cast<value_type>(
static_cast<u64(*)(u64, FP::FPSR&, FP::FPCR)>(
[](u64 input, FP::FPSR& fpsr, FP::FPCR fpcr) {
constexpr auto t = mp::lower_to_tuple_v<decltype(args)>;
constexpr size_t fsize = std::get<0>(t);
@@ -1288,14 +1285,11 @@ static void EmitFPToFixed(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst) {
mp::lift_value<FP::RoundingMode::ToNearest_TieAwayFromZero>
>;
using key_type = std::tuple<size_t, FP::RoundingMode>;
using value_type = u64(*)(u64, FP::FPSR&, FP::FPCR);
static const auto lut = Common::GenerateLookupTableFromList<key_type, value_type>(
static const auto lut = Common::GenerateLookupTableFromList(
[](auto args) {
return std::pair<key_type, value_type>{
return std::pair{
mp::lower_to_tuple_v<decltype(args)>,
static_cast<value_type>(
static_cast<u64(*)(u64, FP::FPSR&, FP::FPCR)>(
[](u64 input, FP::FPSR& fpsr, FP::FPCR fpcr) {
constexpr auto t = mp::lower_to_tuple_v<decltype(args)>;
constexpr size_t fbits = std::get<0>(t);