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PPU: refactor vector rounding instructions

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Fix: nearbyint -> roundeven
This commit is contained in:
Nekotekina 2022-01-17 11:32:44 +03:00
parent 248f9424ac
commit 14cca55b50
5 changed files with 190 additions and 72 deletions
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92
rpcs3/Emu/Cell/PPUInterpreter.cpp
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@ -2305,14 +2305,14 @@ auto VREFP()
if constexpr (Build == 0xf1a6)
return ppu_exec_select<Flags...>::template select<use_nj, fix_nj, set_vnan, fix_vnan>();
static const auto exec = [](ppu_thread& ppu, ppu_opcode_t op) {
const auto a = _mm_set_ps(1.0f, 1.0f, 1.0f, 1.0f);
const auto m = gv_bcst32(ppu.jm_mask, &ppu_thread::jm_mask);
const auto b = ppu_flush_denormal<false, Flags...>(m, ppu.vr[op.vb]);
const auto result = _mm_div_ps(a, b);
ppu.vr[op.vd] = ppu_flush_denormal<true, Flags...>(m, ppu_set_vnan<Flags...>(result, a, b));
static const auto exec = [](auto&& d, auto&& b_, auto&& jm_mask)
{
auto m = gv_bcst32(jm_mask, &ppu_thread::jm_mask);
auto b = ppu_flush_denormal<false, Flags...>(m, std::move(b_));
d = ppu_flush_denormal<true, Flags...>(std::move(m), ppu_set_vnan<Flags...>(gv_divfs(gv_bcstfs(1.0f), b), b));
};
RETURN_(ppu, op);
RETURN_(ppu.vr[op.vd], ppu.vr[op.vb], ppu.jm_mask);
}
template <u32 Build, ppu_exec_bit... Flags>
@ -2321,19 +2321,14 @@ auto VRFIM()
if constexpr (Build == 0xf1a6)
return ppu_exec_select<Flags...>::template select<use_nj, fix_nj, set_vnan, fix_vnan>();
static const auto exec = [](ppu_thread& ppu, ppu_opcode_t op) {
const auto m = gv_bcst32(ppu.jm_mask, &ppu_thread::jm_mask);
const auto b = ppu_flush_denormal<false, Flags...>(m, ppu.vr[op.vb]);
v128 d;
for (uint w = 0; w < 4; w++)
static const auto exec = [](auto&& d, auto&& b_, auto&& jm_mask)
{
d._f[w] = std::floor(b._f[w]);
}
ppu.vr[op.vd] = ppu_flush_denormal<true, Flags...>(m, ppu_set_vnan<Flags...>(d, b));
auto m = gv_bcst32(jm_mask, &ppu_thread::jm_mask);
auto b = ppu_flush_denormal<false, Flags...>(m, std::move(b_));
d = ppu_flush_denormal<true, Flags...>(std::move(m), ppu_set_vnan<Flags...>(gv_roundfs_floor(b), b));
};
RETURN_(ppu, op);
RETURN_(ppu.vr[op.vd], ppu.vr[op.vb], ppu.jm_mask);
}
template <u32 Build, ppu_exec_bit... Flags>
@ -2342,18 +2337,13 @@ auto VRFIN()
if constexpr (Build == 0xf1a6)
return ppu_exec_select<Flags...>::template select<fix_nj, set_vnan, fix_vnan>();
static const auto exec = [](ppu_thread& ppu, ppu_opcode_t op) {
const auto b = ppu.vr[op.vb];
v128 d;
for (uint w = 0; w < 4; w++)
static const auto exec = [](auto&& d, auto&& b, auto&& jm_mask)
{
d._f[w] = std::nearbyint(b._f[w]);
}
ppu.vr[op.vd] = ppu_flush_denormal<true, Flags...>(gv_bcst32(ppu.jm_mask, &ppu_thread::jm_mask), ppu_set_vnan<Flags...>(d, b));
auto m = gv_bcst32(jm_mask, &ppu_thread::jm_mask);
d = ppu_flush_denormal<true, Flags...>(std::move(m), ppu_set_vnan<Flags...>(gv_roundfs_even(b), b));
};
RETURN_(ppu, op);
RETURN_(ppu.vr[op.vd], ppu.vr[op.vb], ppu.jm_mask);
}
template <u32 Build, ppu_exec_bit... Flags>
@ -2362,19 +2352,14 @@ auto VRFIP()
if constexpr (Build == 0xf1a6)
return ppu_exec_select<Flags...>::template select<use_nj, fix_nj, set_vnan, fix_vnan>();
static const auto exec = [](ppu_thread& ppu, ppu_opcode_t op) {
const auto m = gv_bcst32(ppu.jm_mask, &ppu_thread::jm_mask);
const auto b = ppu_flush_denormal<false, Flags...>(m, ppu.vr[op.vb]);
v128 d;
for (uint w = 0; w < 4; w++)
static const auto exec = [](auto&& d, auto&& b_, auto&& jm_mask)
{
d._f[w] = std::ceil(b._f[w]);
}
ppu.vr[op.vd] = ppu_flush_denormal<true, Flags...>(m, ppu_set_vnan<Flags...>(d, b));
auto m = gv_bcst32(jm_mask, &ppu_thread::jm_mask);
auto b = ppu_flush_denormal<false, Flags...>(m, std::move(b_));
d = ppu_flush_denormal<true, Flags...>(std::move(m), ppu_set_vnan<Flags...>(gv_roundfs_ceil(b), b));
};
RETURN_(ppu, op);
RETURN_(ppu.vr[op.vd], ppu.vr[op.vb], ppu.jm_mask);
}
template <u32 Build, ppu_exec_bit... Flags>
@ -2383,18 +2368,13 @@ auto VRFIZ()
if constexpr (Build == 0xf1a6)
return ppu_exec_select<Flags...>::template select<fix_nj, set_vnan, fix_vnan>();
static const auto exec = [](ppu_thread& ppu, ppu_opcode_t op) {
const auto b = ppu.vr[op.vb];
v128 d;
for (uint w = 0; w < 4; w++)
static const auto exec = [](auto&& d, auto&& b, auto&& jm_mask)
{
d._f[w] = std::truncf(b._f[w]);
}
ppu.vr[op.vd] = ppu_flush_denormal<true, Flags...>(gv_bcst32(ppu.jm_mask, &ppu_thread::jm_mask), ppu_set_vnan<Flags...>(d, b));
auto m = gv_bcst32(jm_mask, &ppu_thread::jm_mask);
d = ppu_flush_denormal<true, Flags...>(std::move(m), ppu_set_vnan<Flags...>(gv_roundfs_trunc(b), b));
};
RETURN_(ppu, op);
RETURN_(ppu.vr[op.vd], ppu.vr[op.vb], ppu.jm_mask);
}
template <u32 Build, ppu_exec_bit... Flags>
@ -2460,14 +2440,14 @@ auto VRSQRTEFP()
if constexpr (Build == 0xf1a6)
return ppu_exec_select<Flags...>::template select<use_nj, fix_nj, set_vnan, fix_vnan>();
static const auto exec = [](ppu_thread& ppu, ppu_opcode_t op) {
const auto a = _mm_set_ps(1.0f, 1.0f, 1.0f, 1.0f);
const auto m = gv_bcst32(ppu.jm_mask, &ppu_thread::jm_mask);
const auto b = ppu_flush_denormal<false, Flags...>(m, ppu.vr[op.vb]);
const auto result = _mm_div_ps(a, _mm_sqrt_ps(b));
ppu.vr[op.vd] = ppu_flush_denormal<true, Flags...>(m, ppu_set_vnan<Flags...>(result, a, b));
static const auto exec = [](auto&& d, auto&& b_, auto&& jm_mask)
{
auto m = gv_bcst32(jm_mask, &ppu_thread::jm_mask);
auto b = ppu_flush_denormal<false, Flags...>(m, std::move(b_));
d = ppu_flush_denormal<true, Flags...>(std::move(m), ppu_set_vnan<Flags...>(gv_divfs(gv_bcstfs(1.0f), gv_sqrtfs(b)), b));
};
RETURN_(ppu, op);
RETURN_(ppu.vr[op.vd], ppu.vr[op.vb], ppu.jm_mask);
}
template <u32 Build, ppu_exec_bit... Flags>