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Implement std::bit_cast<>

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Partial implementation of std::bit_cast from C++20.
Also fix most strict-aliasing rule break warnings (gcc).
This commit is contained in:
Nekotekina 2019-06-02 00:12:17 +03:00
parent 790962425c
commit dfd50d0185
24 changed files with 145 additions and 176 deletions
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12
rpcs3/Emu/RSX/Common/ProgramStateCache.h
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@ -271,11 +271,11 @@ public:
bool test_and_set(f32 value, f32* dst) const
{
u32 hex = (u32&)value;
u32 hex = std::bit_cast<u32>(value);
if ((hex & 0x7FFFFFFF) == (hex_key & 0x7FFFFFFF))
{
hex = (hex & ~0x7FFFFFF) | hex_value;
*dst = (f32&)hex;
*dst = std::bit_cast<f32>(hex);
return true;
}
@ -560,14 +560,14 @@ public:
else if (sanitize)
{
//Convert NaNs and Infs to 0
const auto masked = _mm_and_si128((__m128i&)shuffled_vector, _mm_set1_epi32(0x7fffffff));
const auto masked = _mm_and_si128(shuffled_vector, _mm_set1_epi32(0x7fffffff));
const auto valid = _mm_cmplt_epi32(masked, _mm_set1_epi32(0x7f800000));
const auto result = _mm_and_si128((__m128i&)shuffled_vector, valid);
_mm_stream_si128((__m128i*)dst, (__m128i&)result);
const auto result = _mm_and_si128(shuffled_vector, valid);
_mm_stream_si128(std::bit_cast<__m128i*>(dst), result);
}
else
{
_mm_stream_si128((__m128i*)dst, shuffled_vector);
_mm_stream_si128(std::bit_cast<__m128i*>(dst), shuffled_vector);
}
dst += 4;