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SPU LLVM: Remove icelake shufb paths for now

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Malcolm Jestadt 2021-04-20 14:52:34 -04:00 committed by Ivan
parent 01703b1350
commit 551472220e
1 changed files with 1 additions and 20 deletions
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21
rpcs3/Emu/Cell/SPURecompiler.cpp
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@ -7423,16 +7423,7 @@ public:
// Undo endian swapping, and rely on pshufb/vperm2b to re-reverse endianness
const auto as = byteswap(a);
const auto bs = byteswap(b);
if (m_use_avx512_icl && (op.ra != op.rb))
{
const auto m = gf2p8affineqb(c, build<u8[16]>(0x02, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x02, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04), 0x7f);
const auto mm = select(noncast<s8[16]>(m) >= 0, splat<u8[16]>(0), m);
const auto ab = vperm2b(as, bs, c);
set_vr(op.rt4, select(noncast<s8[16]>(c) >= 0, ab, mm));
return;
}
const auto x = avg(noncast<u8[16]>(sext<s8[16]>((c & 0xc0) == 0xc0)), noncast<u8[16]>(sext<s8[16]>((c & 0xe0) == 0xc0)));
const auto ax = pshufb(as, c);
const auto bx = pshufb(bs, c);
@ -7472,16 +7463,6 @@ public:
}
}
if (m_use_avx512_icl && (op.ra != op.rb || m_interp_magn))
{
const auto m = gf2p8affineqb(c, build<u8[16]>(0x02, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x02, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04), 0x7f);
const auto mm = select(noncast<s8[16]>(m) >= 0, splat<u8[16]>(0), m);
const auto cr = eval(~c);
const auto ab = vperm2b(b, a, cr);
set_vr(op.rt4, select(noncast<s8[16]>(cr) >= 0, mm, ab));
return;
}
const auto x = avg(noncast<u8[16]>(sext<s8[16]>((c & 0xc0) == 0xc0)), noncast<u8[16]>(sext<s8[16]>((c & 0xe0) == 0xc0)));
const auto cr = eval(c ^ 0xf);
const auto ax = pshufb(a, cr);