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VFPv4: Implement VCVTB, VCVTT

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MerryMage 2020-05-10 14:45:18 +01:00
parent 010fab9a0e
commit 3c86d58064
4 changed files with 82 additions and 2 deletions
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14
src/frontend/A32/disassembler/disassembler_arm.cpp
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@ -1280,6 +1280,20 @@ public:
return fmt::format("vsqrt{}.{} {}, {}", CondToString(cond), sz ? "f64" : "f32", FPRegStr(sz, Vd, D), FPRegStr(sz, Vm, M));
}
std::string vfp_VCVTB(Cond cond, bool D, bool op, size_t Vd, bool sz, bool M, size_t Vm) {
const bool convert_from_half = !op;
const char* const to = convert_from_half ? (sz ? "f64" : "f32") : "f16";
const char* const from = convert_from_half ? "f16" : (sz ? "f64" : "f32");
return fmt::format("vcvtb{}.{}.{} {}, {}", CondToString(cond), to, from, FPRegStr(convert_from_half ? sz : false, Vd, D), FPRegStr(convert_from_half ? false : sz, Vm, M));
}
std::string vfp_VCVTT(Cond cond, bool D, bool op, size_t Vd, bool sz, bool M, size_t Vm) {
const bool convert_from_half = !op;
const char* const to = convert_from_half ? (sz ? "f64" : "f32") : "f16";
const char* const from = convert_from_half ? "f16" : (sz ? "f64" : "f32");
return fmt::format("vcvtt{}.{}.{} {}, {}", CondToString(cond), to, from, FPRegStr(convert_from_half ? sz : false, Vd, D), FPRegStr(convert_from_half ? false : sz, Vm, M));
}
std::string vfp_VCVT_f_to_f(Cond cond, bool D, size_t Vd, bool sz, bool M, size_t Vm) {
return fmt::format("vcvt{}.{}.{} {}, {}", CondToString(cond), !sz ? "f64" : "f32", sz ? "f64" : "f32", FPRegStr(!sz, Vd, D), FPRegStr(sz, Vm, M));
}