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PPU: port FP convert instructions to Aarch64

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This commit is contained in:
Nekotekina 2022-01-21 16:07:48 +03:00
parent a4d94a83b9
commit 00274bb4da
1 changed files with 55 additions and 36 deletions
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91
rpcs3/Emu/Cell/PPUInterpreter.cpp
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@ -25,14 +25,6 @@
#pragma GCC diagnostic ignored "-Wold-style-cast"
#endif
#if defined(ARCH_ARM64)
#if !defined(_MSC_VER)
#pragma GCC diagnostic ignored "-Wstrict-aliasing"
#endif
#undef FORCE_INLINE
#include "Emu/CPU/sse2neon.h"
#endif
extern const ppu_decoder<ppu_itype> g_ppu_itype;
extern const ppu_decoder<ppu_iname> g_ppu_iname;
@ -6397,13 +6389,19 @@ auto FCTIW()
if constexpr (Build == 0xf1a6)
return ppu_exec_select<Flags...>::template select<set_fpcc>();
static const auto exec = [](ppu_thread& ppu, ppu_opcode_t op) {
const auto b = _mm_load_sd(&ppu.fpr[op.frb]);
const auto res = _mm_xor_si128(_mm_cvtpd_epi32(b), _mm_castpd_si128(_mm_cmpge_pd(b, _mm_set1_pd(0x80000000))));
ppu.fpr[op.frd] = std::bit_cast<f64, s64>(_mm_cvtsi128_si32(res));
ppu_set_fpcc<Flags...>(ppu, 0., 0.); // undefined (TODO)
static const auto exec = [](ppu_thread& ppu, auto&& d, auto&& b)
{
#if defined(ARCH_X64)
const auto val = _mm_set_sd(b);
const auto res = _mm_xor_si128(_mm_cvtpd_epi32(val), _mm_castpd_si128(_mm_cmpge_pd(val, _mm_set1_pd(0x80000000))));
d = std::bit_cast<f64, s64>(_mm_cvtsi128_si32(res));
#elif defined(ARCH_ARM64)
d = std::bit_cast<f64, s64>(!(b == b) ? INT32_MIN : vqmovnd_s64(std::bit_cast<f64>(vrndi_f64(std::bit_cast<float64x1_t>(b)))));
#endif
ppu_set_fpcc<Flags...>(ppu, 0., 0.); // undefined (TODO)
};
RETURN_(ppu, op);
RETURN_(ppu, ppu.fpr[op.frd], ppu.fpr[op.frb]);
}
template <u32 Build, ppu_exec_bit... Flags>
@ -6412,13 +6410,19 @@ auto FCTIWZ()
if constexpr (Build == 0xf1a6)
return ppu_exec_select<Flags...>::template select<set_fpcc>();
static const auto exec = [](ppu_thread& ppu, ppu_opcode_t op) {
const auto b = _mm_load_sd(&ppu.fpr[op.frb]);
const auto res = _mm_xor_si128(_mm_cvttpd_epi32(b), _mm_castpd_si128(_mm_cmpge_pd(b, _mm_set1_pd(0x80000000))));
ppu.fpr[op.frd] = std::bit_cast<f64, s64>(_mm_cvtsi128_si32(res));
ppu_set_fpcc<Flags...>(ppu, 0., 0.); // undefined (TODO)
static const auto exec = [](ppu_thread& ppu, auto&& d, auto&& b)
{
#if defined(ARCH_X64)
const auto val = _mm_set_sd(b);
const auto res = _mm_xor_si128(_mm_cvttpd_epi32(val), _mm_castpd_si128(_mm_cmpge_pd(val, _mm_set1_pd(0x80000000))));
d = std::bit_cast<f64, s64>(_mm_cvtsi128_si32(res));
#elif defined(ARCH_ARM64)
d = std::bit_cast<f64, s64>(!(b == b) ? INT32_MIN : vqmovnd_s64(std::bit_cast<s64>(vcvt_s64_f64(std::bit_cast<float64x1_t>(b)))));
#endif
ppu_set_fpcc<Flags...>(ppu, 0., 0.); // undefined (TODO)
};
RETURN_(ppu, op);
RETURN_(ppu, ppu.fpr[op.frd], ppu.fpr[op.frb]);
}
template <u32 Build, ppu_exec_bit... Flags>
@ -6662,13 +6666,19 @@ auto FCTID()
if constexpr (Build == 0xf1a6)
return ppu_exec_select<Flags...>::template select<set_fpcc>();
static const auto exec = [](ppu_thread& ppu, ppu_opcode_t op) {
const auto b = _mm_load_sd(&ppu.fpr[op.frb]);
const auto res = _mm_xor_si128(_mm_set1_epi64x(_mm_cvtsd_si64(b)), _mm_castpd_si128(_mm_cmpge_pd(b, _mm_set1_pd(f64(1ull << 63)))));
ppu.fpr[op.frd] = std::bit_cast<f64>(_mm_cvtsi128_si64(res));
ppu_set_fpcc<Flags...>(ppu, 0., 0.); // undefined (TODO)
static const auto exec = [](ppu_thread& ppu, auto&& d, auto&& b)
{
#if defined(ARCH_X64)
const auto val = _mm_set_sd(b);
const auto res = _mm_xor_si128(_mm_set1_epi64x(_mm_cvtsd_si64(val)), _mm_castpd_si128(_mm_cmpge_pd(val, _mm_set1_pd(f64(1ull << 63)))));
d = std::bit_cast<f64>(_mm_cvtsi128_si64(res));
#elif defined(ARCH_ARM64)
d = std::bit_cast<f64, s64>(!(b == b) ? f64{INT64_MIN} : std::bit_cast<f64>(vrndi_f64(std::bit_cast<float64x1_t>(b))));
#endif
ppu_set_fpcc<Flags...>(ppu, 0., 0.); // undefined (TODO)
};
RETURN_(ppu, op);
RETURN_(ppu, ppu.fpr[op.frd], ppu.fpr[op.frb]);
}
template <u32 Build, ppu_exec_bit... Flags>
@ -6677,13 +6687,19 @@ auto FCTIDZ()
if constexpr (Build == 0xf1a6)
return ppu_exec_select<Flags...>::template select<set_fpcc>();
static const auto exec = [](ppu_thread& ppu, ppu_opcode_t op) {
const auto b = _mm_load_sd(&ppu.fpr[op.frb]);
const auto res = _mm_xor_si128(_mm_set1_epi64x(_mm_cvttsd_si64(b)), _mm_castpd_si128(_mm_cmpge_pd(b, _mm_set1_pd(f64(1ull << 63)))));
ppu.fpr[op.frd] = std::bit_cast<f64>(_mm_cvtsi128_si64(res));
ppu_set_fpcc<Flags...>(ppu, 0., 0.); // undefined (TODO)
static const auto exec = [](ppu_thread& ppu, auto&& d, auto&& b)
{
#if defined(ARCH_X64)
const auto val = _mm_set_sd(b);
const auto res = _mm_xor_si128(_mm_set1_epi64x(_mm_cvttsd_si64(val)), _mm_castpd_si128(_mm_cmpge_pd(val, _mm_set1_pd(f64(1ull << 63)))));
d = std::bit_cast<f64>(_mm_cvtsi128_si64(res));
#elif defined(ARCH_ARM64)
d = std::bit_cast<f64>(!(b == b) ? int64x1_t{INT64_MIN} : vcvt_s64_f64(std::bit_cast<float64x1_t>(b)));
#endif
ppu_set_fpcc<Flags...>(ppu, 0., 0.); // undefined (TODO)
};
RETURN_(ppu, op);
RETURN_(ppu, ppu.fpr[op.frd], ppu.fpr[op.frb]);
}
template <u32 Build, ppu_exec_bit... Flags>
@ -6692,11 +6708,14 @@ auto FCFID()
if constexpr (Build == 0xf1a6)
return ppu_exec_select<Flags...>::template select<set_fpcc>();
static const auto exec = [](ppu_thread& ppu, ppu_opcode_t op) {
_mm_store_sd(&ppu.fpr[op.frd], _mm_cvtsi64_sd(_mm_setzero_pd(), std::bit_cast<s64>(ppu.fpr[op.frb])));
ppu_set_fpcc<Flags...>(ppu, ppu.fpr[op.frd], 0.);
static const auto exec = [](ppu_thread& ppu, auto&& d, auto&& b)
{
f64 r = std::bit_cast<s64>(b);
d = r;
ppu_set_fpcc<Flags...>(ppu, r, 0.);
};
RETURN_(ppu, op);
RETURN_(ppu, ppu.fpr[op.frd], ppu.fpr[op.frb]);
}
template <u32 Build, ppu_exec_bit... Flags>