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use __builtin_constant_p() instead for arm as well

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Konstantinos Margaritis
2021-11-25 06:20:53 +00:00
parent 725a8d8f1a
commit cd95b1a38c
2 changed files with 23 additions and 32 deletions
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46
src/util/supervector/arch/arm/impl.cpp
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@@ -482,34 +482,27 @@ really_inline SuperVector<16> SuperVector<16>::vshr(uint8_t const N) const
return vshr_128(N);
}
#ifdef HS_OPTIMIZE
template <>
really_inline SuperVector<16> SuperVector<16>::operator>>(uint8_t const N) const
{
return {vextq_u8(u.u8x16[0], vdupq_n_u8(0), N)};
}
#else
template <>
really_inline SuperVector<16> SuperVector<16>::operator>>(uint8_t const N) const
{
#if defined(HAVE__BUILTIN_CONSTANT_P)
if (__builtin_constant_p(N)) {
return {vextq_u8(u.u8x16[0], vdupq_n_u8(0), N)};
}
#endif
return vshr_128(N);
}
#endif
#ifdef HS_OPTIMIZE
template <>
really_inline SuperVector<16> SuperVector<16>::operator<<(uint8_t const N) const
{
return {vextq_u8(vdupq_n_u8(0), u.u8x16[0], 16 - N)};
}
#else
template <>
really_inline SuperVector<16> SuperVector<16>::operator<<(uint8_t const N) const
{
#if defined(HAVE__BUILTIN_CONSTANT_P)
if (__builtin_constant_p(N)) {
return {vextq_u8(vdupq_n_u8(0), u.u8x16[0], 16 - N)};
}
#endif
return vshl_128(N);
}
#endif
template<>
really_inline SuperVector<16> SuperVector<16>::Ones_vshr(uint8_t const N)
@@ -547,20 +540,18 @@ really_inline SuperVector<16> SuperVector<16>::loadu_maskz(void const *ptr, uint
return mask & v;
}
#ifdef HS_OPTIMIZE
template<>
really_inline SuperVector<16> SuperVector<16>::alignr(SuperVector<16> &other, int8_t offset)
{
if (offset == 16) {
return *this;
} else {
return {vextq_u8(other.u.u8x16[0], u.u8x16[0], offset)};
#if defined(HAVE__BUILTIN_CONSTANT_P)
if (__builtin_constant_p(offset)) {
if (offset == 16) {
return *this;
} else {
return {vextq_u8(other.u.u8x16[0], u.u8x16[0], offset)};
}
}
}
#else
template<>
really_inline SuperVector<16> SuperVector<16>::alignr(SuperVector<16> &other, int8_t offset)
{
#endif
switch(offset) {
case 0: return other; break;
case 1: return {vextq_u8( other.u.u8x16[0], u.u8x16[0], 1)}; break;
@@ -583,7 +574,6 @@ really_inline SuperVector<16> SuperVector<16>::alignr(SuperVector<16> &other, in
}
return *this;
}
#endif
template<>
template<>