// Auto-generated file. Do not edit! // Template: src/f16-f32-vcvt/sse-int16.c.in // Generator: tools/xngen // // Copyright 2021 Google LLC // // This source code is licensed under the BSD-style license found in the // LICENSE file in the root directory of this source tree. #include #include #include #include void xnn_f16_f32_vcvt_ukernel__sse2_int16_x24( size_t n, const void* input, float* output, const union xnn_f16_f32_cvt_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS { assert(n != 0); assert(n % sizeof(uint16_t) == 0); assert(input != NULL); assert(output != NULL); const __m128i vsign_mask = _mm_load_si128((const __m128i*) params->sse_int16.sign_mask); const __m128i vexp_offset = _mm_load_si128((const __m128i*) params->sse_int16.exp_offset); const __m128 vexp_scale = _mm_load_ps(params->sse_int16.exp_scale); const __m128i vmagic_mask = _mm_load_si128((const __m128i*) params->sse_int16.magic_mask); const __m128 vmagic_bias = _mm_load_ps(params->sse_int16.magic_bias); const __m128i vdenorm_cutoff = _mm_load_si128((const __m128i*) params->sse_int16.denorm_cutoff); const uint16_t* i = (const uint16_t*) input; for (; n >= 24 * sizeof(uint16_t); n -= 24 * sizeof(uint16_t)) { const __m128i vh0 = _mm_loadu_si128((const __m128i*) i); const __m128i vh1 = _mm_loadu_si128((const __m128i*) (i + 8)); const __m128i vh2 = _mm_loadu_si128((const __m128i*) (i + 16)); i += 24; const __m128i vsign0 = _mm_and_si128(vh0, vsign_mask); const __m128i vsign1 = _mm_and_si128(vh1, vsign_mask); const __m128i vsign2 = _mm_and_si128(vh2, vsign_mask); const __m128i vnonsign0 = _mm_xor_si128(vh0, vsign0); const __m128i vnonsign1 = _mm_xor_si128(vh1, vsign1); const __m128i vnonsign2 = _mm_xor_si128(vh2, vsign2); const __m128i vprenorm0 = _mm_slli_epi16(vnonsign0, 13); const __m128i vprenorm1 = _mm_add_epi16(_mm_srli_epi16(vnonsign0, 3), vexp_offset); const __m128i vprenorm2 = _mm_slli_epi16(vnonsign1, 13); const __m128i vprenorm3 = _mm_add_epi16(_mm_srli_epi16(vnonsign1, 3), vexp_offset); const __m128i vprenorm4 = _mm_slli_epi16(vnonsign2, 13); const __m128i vprenorm5 = _mm_add_epi16(_mm_srli_epi16(vnonsign2, 3), vexp_offset); const __m128i vnorm0 = _mm_castps_si128(_mm_mul_ps(_mm_castsi128_ps(_mm_unpacklo_epi16(vprenorm0, vprenorm1)), vexp_scale)); const __m128i vnorm1 = _mm_castps_si128(_mm_mul_ps(_mm_castsi128_ps(_mm_unpackhi_epi16(vprenorm0, vprenorm1)), vexp_scale)); const __m128i vnorm2 = _mm_castps_si128(_mm_mul_ps(_mm_castsi128_ps(_mm_unpacklo_epi16(vprenorm2, vprenorm3)), vexp_scale)); const __m128i vnorm3 = _mm_castps_si128(_mm_mul_ps(_mm_castsi128_ps(_mm_unpackhi_epi16(vprenorm2, vprenorm3)), vexp_scale)); const __m128i vnorm4 = _mm_castps_si128(_mm_mul_ps(_mm_castsi128_ps(_mm_unpacklo_epi16(vprenorm4, vprenorm5)), vexp_scale)); const __m128i vnorm5 = _mm_castps_si128(_mm_mul_ps(_mm_castsi128_ps(_mm_unpackhi_epi16(vprenorm4, vprenorm5)), vexp_scale)); const __m128i vdenorm0 = _mm_castps_si128(_mm_sub_ps(_mm_castsi128_ps(_mm_unpacklo_epi16(vnonsign0, vmagic_mask)), vmagic_bias)); const __m128i vdenorm1 = _mm_castps_si128(_mm_sub_ps(_mm_castsi128_ps(_mm_unpackhi_epi16(vnonsign0, vmagic_mask)), vmagic_bias)); const __m128i vdenorm2 = _mm_castps_si128(_mm_sub_ps(_mm_castsi128_ps(_mm_unpacklo_epi16(vnonsign1, vmagic_mask)), vmagic_bias)); const __m128i vdenorm3 = _mm_castps_si128(_mm_sub_ps(_mm_castsi128_ps(_mm_unpackhi_epi16(vnonsign1, vmagic_mask)), vmagic_bias)); const __m128i vdenorm4 = _mm_castps_si128(_mm_sub_ps(_mm_castsi128_ps(_mm_unpacklo_epi16(vnonsign2, vmagic_mask)), vmagic_bias)); const __m128i vdenorm5 = _mm_castps_si128(_mm_sub_ps(_mm_castsi128_ps(_mm_unpackhi_epi16(vnonsign2, vmagic_mask)), vmagic_bias)); const __m128i vmask0 = _mm_cmpgt_epi16(vnonsign0, vdenorm_cutoff); const __m128i vmask1 = _mm_cmpgt_epi16(vnonsign1, vdenorm_cutoff); const __m128i vmask2 = _mm_cmpgt_epi16(vnonsign2, vdenorm_cutoff); const __m128i vxmask0 = _mm_unpacklo_epi16(vmask0, vmask0); const __m128i vf0 = _mm_or_si128(_mm_unpacklo_epi16(_mm_setzero_si128(), vsign0), _mm_or_si128(_mm_and_si128(vxmask0, vnorm0), _mm_andnot_si128(vxmask0, vdenorm0))); const __m128i vxmask1 = _mm_unpackhi_epi16(vmask0, vmask0); const __m128i vf1 = _mm_or_si128(_mm_unpackhi_epi16(_mm_setzero_si128(), vsign0), _mm_or_si128(_mm_and_si128(vxmask1, vnorm1), _mm_andnot_si128(vxmask1, vdenorm1))); const __m128i vxmask2 = _mm_unpacklo_epi16(vmask1, vmask1); const __m128i vf2 = _mm_or_si128(_mm_unpacklo_epi16(_mm_setzero_si128(), vsign1), _mm_or_si128(_mm_and_si128(vxmask2, vnorm2), _mm_andnot_si128(vxmask2, vdenorm2))); const __m128i vxmask3 = _mm_unpackhi_epi16(vmask1, vmask1); const __m128i vf3 = _mm_or_si128(_mm_unpackhi_epi16(_mm_setzero_si128(), vsign1), _mm_or_si128(_mm_and_si128(vxmask3, vnorm3), _mm_andnot_si128(vxmask3, vdenorm3))); const __m128i vxmask4 = _mm_unpacklo_epi16(vmask2, vmask2); const __m128i vf4 = _mm_or_si128(_mm_unpacklo_epi16(_mm_setzero_si128(), vsign2), _mm_or_si128(_mm_and_si128(vxmask4, vnorm4), _mm_andnot_si128(vxmask4, vdenorm4))); const __m128i vxmask5 = _mm_unpackhi_epi16(vmask2, vmask2); const __m128i vf5 = _mm_or_si128(_mm_unpackhi_epi16(_mm_setzero_si128(), vsign2), _mm_or_si128(_mm_and_si128(vxmask5, vnorm5), _mm_andnot_si128(vxmask5, vdenorm5))); _mm_storeu_ps(output, _mm_castsi128_ps(vf0)); _mm_storeu_ps(output + 4, _mm_castsi128_ps(vf1)); _mm_storeu_ps(output + 8, _mm_castsi128_ps(vf2)); _mm_storeu_ps(output + 12, _mm_castsi128_ps(vf3)); _mm_storeu_ps(output + 16, _mm_castsi128_ps(vf4)); _mm_storeu_ps(output + 20, _mm_castsi128_ps(vf5)); output += 24; } for (; n >= 8 * sizeof(uint16_t); n -= 8 * sizeof(uint16_t)) { const __m128i vh = _mm_loadu_si128((const __m128i*) i); i += 8; const __m128i vsign = _mm_and_si128(vh, vsign_mask); const __m128i vnonsign = _mm_xor_si128(vh, vsign); const __m128i vprenorm_lo = _mm_slli_epi16(vnonsign, 13); const __m128i vprenorm_hi = _mm_add_epi16(_mm_srli_epi16(vnonsign, 3), vexp_offset); const __m128i vnorm_lo = _mm_castps_si128(_mm_mul_ps(_mm_castsi128_ps(_mm_unpacklo_epi16(vprenorm_lo, vprenorm_hi)), vexp_scale)); const __m128i vnorm_hi = _mm_castps_si128(_mm_mul_ps(_mm_castsi128_ps(_mm_unpackhi_epi16(vprenorm_lo, vprenorm_hi)), vexp_scale)); const __m128i vdenorm_lo = _mm_castps_si128(_mm_sub_ps(_mm_castsi128_ps(_mm_unpacklo_epi16(vnonsign, vmagic_mask)), vmagic_bias)); const __m128i vdenorm_hi = _mm_castps_si128(_mm_sub_ps(_mm_castsi128_ps(_mm_unpackhi_epi16(vnonsign, vmagic_mask)), vmagic_bias)); const __m128i vmask = _mm_cmpgt_epi16(vnonsign, vdenorm_cutoff); const __m128i vxmask_lo = _mm_unpacklo_epi16(vmask, vmask); const __m128i vf_lo = _mm_or_si128(_mm_unpacklo_epi16(_mm_setzero_si128(), vsign), _mm_or_si128(_mm_and_si128(vxmask_lo, vnorm_lo), _mm_andnot_si128(vxmask_lo, vdenorm_lo))); const __m128i vxmask_hi = _mm_unpackhi_epi16(vmask, vmask); const __m128i vf_hi = _mm_or_si128(_mm_unpackhi_epi16(_mm_setzero_si128(), vsign), _mm_or_si128(_mm_and_si128(vxmask_hi, vnorm_hi), _mm_andnot_si128(vxmask_hi, vdenorm_hi))); _mm_storeu_ps(output, _mm_castsi128_ps(vf_lo)); _mm_storeu_ps(output + 4, _mm_castsi128_ps(vf_hi)); output += 8; } if XNN_UNPREDICTABLE(n != 0) { const __m128i vh = _mm_loadu_si128((const __m128i*) i); const __m128i vsign = _mm_and_si128(vh, vsign_mask); const __m128i vnonsign = _mm_xor_si128(vh, vsign); const __m128i vprenorm_lo = _mm_slli_epi16(vnonsign, 13); const __m128i vprenorm_hi = _mm_add_epi16(_mm_srli_epi16(vnonsign, 3), vexp_offset); const __m128i vnorm_lo = _mm_castps_si128(_mm_mul_ps(_mm_castsi128_ps(_mm_unpacklo_epi16(vprenorm_lo, vprenorm_hi)), vexp_scale)); const __m128i vnorm_hi = _mm_castps_si128(_mm_mul_ps(_mm_castsi128_ps(_mm_unpackhi_epi16(vprenorm_lo, vprenorm_hi)), vexp_scale)); const __m128i vdenorm_lo = _mm_castps_si128(_mm_sub_ps(_mm_castsi128_ps(_mm_unpacklo_epi16(vnonsign, vmagic_mask)), vmagic_bias)); const __m128i vdenorm_hi = _mm_castps_si128(_mm_sub_ps(_mm_castsi128_ps(_mm_unpackhi_epi16(vnonsign, vmagic_mask)), vmagic_bias)); const __m128i vmask = _mm_cmpgt_epi16(vnonsign, vdenorm_cutoff); const __m128i vxmask_lo = _mm_unpacklo_epi16(vmask, vmask); __m128i vf = _mm_or_si128(_mm_unpacklo_epi16(_mm_setzero_si128(), vsign), _mm_or_si128(_mm_and_si128(vxmask_lo, vnorm_lo), _mm_andnot_si128(vxmask_lo, vdenorm_lo))); if (n & (4 * sizeof(uint16_t))) { _mm_storeu_ps(output, _mm_castsi128_ps(vf)); output += 4; const __m128i vxmask_hi = _mm_unpackhi_epi16(vmask, vmask); vf = _mm_or_si128(_mm_unpackhi_epi16(_mm_setzero_si128(), vsign), _mm_or_si128(_mm_and_si128(vxmask_hi, vnorm_hi), _mm_andnot_si128(vxmask_hi, vdenorm_hi))); } if (n & (2 * sizeof(uint16_t))) { _mm_storel_pi((__m64*) output, _mm_castsi128_ps(vf)); output += 2; vf = _mm_castps_si128(_mm_movehl_ps(_mm_castsi128_ps(vf), _mm_castsi128_ps(vf))); } if (n & (1 * sizeof(uint16_t))) { _mm_store_ss(output, _mm_castsi128_ps(vf)); } } }