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#include <assert.h> |
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#include <emmintrin.h> |
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#include <xnnpack/argmaxpool.h> |
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void xnn_f32_argmaxpool_ukernel_9p8x__sse2_c4( |
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size_t output_pixels, |
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size_t pooling_elements, |
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size_t channels, |
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const float** input, |
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size_t input_offset, |
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float* accumulation_buffer, |
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uint32_t* index_buffer, |
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float* output, |
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uint32_t* index, |
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size_t input_increment, |
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size_t output_increment) XNN_OOB_READS |
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{ |
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assert(output_pixels != 0); |
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assert(pooling_elements != 0); |
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assert(pooling_elements > 9); |
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assert(channels != 0); |
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do { |
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{ |
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float* ab = accumulation_buffer; |
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uint32_t* ib = index_buffer; |
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const float* i0 = *input++; |
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const float* i1 = *input++; |
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const float* i2 = *input++; |
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const float* i3 = *input++; |
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const float* i4 = *input++; |
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const float* i5 = *input++; |
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const float* i6 = *input++; |
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const float* i7 = *input++; |
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const float* i8 = *input++; |
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i0 = (const float*) ((uintptr_t) i0 + input_offset); |
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i1 = (const float*) ((uintptr_t) i1 + input_offset); |
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i2 = (const float*) ((uintptr_t) i2 + input_offset); |
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i3 = (const float*) ((uintptr_t) i3 + input_offset); |
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i4 = (const float*) ((uintptr_t) i4 + input_offset); |
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i5 = (const float*) ((uintptr_t) i5 + input_offset); |
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i6 = (const float*) ((uintptr_t) i6 + input_offset); |
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i7 = (const float*) ((uintptr_t) i7 + input_offset); |
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i8 = (const float*) ((uintptr_t) i8 + input_offset); |
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for (size_t c = 0; c < channels; c += 4) { |
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const __m128 vi0 = _mm_loadu_ps(i0); |
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i0 += 4; |
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const __m128 vi1 = _mm_loadu_ps(i1); |
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i1 += 4; |
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const __m128 vi2 = _mm_loadu_ps(i2); |
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i2 += 4; |
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const __m128 vi3 = _mm_loadu_ps(i3); |
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i3 += 4; |
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const __m128 vi4 = _mm_loadu_ps(i4); |
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i4 += 4; |
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const __m128 vi5 = _mm_loadu_ps(i5); |
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i5 += 4; |
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const __m128 vi6 = _mm_loadu_ps(i6); |
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i6 += 4; |
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const __m128 vi7 = _mm_loadu_ps(i7); |
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i7 += 4; |
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const __m128 vi8 = _mm_loadu_ps(i8); |
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i8 += 4; |
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__m128 vmax = vi0; |
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__m128i vidx = _mm_setzero_si128(); |
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const __m128i vm1 = _mm_castps_si128(_mm_cmpgt_ps(vi1, vmax)); |
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vmax = _mm_max_ps(vi1, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm1, vidx), _mm_and_si128(vm1, _mm_set1_epi32(1))); |
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const __m128i vm2 = _mm_castps_si128(_mm_cmpgt_ps(vi2, vmax)); |
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vmax = _mm_max_ps(vi2, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm2, vidx), _mm_and_si128(vm2, _mm_set1_epi32(2))); |
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const __m128i vm3 = _mm_castps_si128(_mm_cmpgt_ps(vi3, vmax)); |
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vmax = _mm_max_ps(vi3, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm3, vidx), _mm_and_si128(vm3, _mm_set1_epi32(3))); |
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const __m128i vm4 = _mm_castps_si128(_mm_cmpgt_ps(vi4, vmax)); |
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vmax = _mm_max_ps(vi4, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm4, vidx), _mm_and_si128(vm4, _mm_set1_epi32(4))); |
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const __m128i vm5 = _mm_castps_si128(_mm_cmpgt_ps(vi5, vmax)); |
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vmax = _mm_max_ps(vi5, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm5, vidx), _mm_and_si128(vm5, _mm_set1_epi32(5))); |
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const __m128i vm6 = _mm_castps_si128(_mm_cmpgt_ps(vi6, vmax)); |
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vmax = _mm_max_ps(vi6, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm6, vidx), _mm_and_si128(vm6, _mm_set1_epi32(6))); |
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const __m128i vm7 = _mm_castps_si128(_mm_cmpgt_ps(vi7, vmax)); |
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vmax = _mm_max_ps(vi7, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm7, vidx), _mm_and_si128(vm7, _mm_set1_epi32(7))); |
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const __m128i vm8 = _mm_castps_si128(_mm_cmpgt_ps(vi8, vmax)); |
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vmax = _mm_max_ps(vi8, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm8, vidx), _mm_and_si128(vm8, _mm_set1_epi32(8))); |
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_mm_store_ps(ab, vmax); |
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ab += 4; |
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_mm_store_si128((__m128i*) ib, vidx); |
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ib += 4; |
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} |
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} |
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const __m128i v1 = _mm_set1_epi32(1); |
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const __m128i v8 = _mm_set1_epi32(8); |
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__m128i vidx0 = _mm_add_epi32(v1, v8); |
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size_t k = pooling_elements; |
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for (k -= 9; k > 8; k -= 8) { |
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const float* i0 = *input++; |
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const float* i1 = *input++; |
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const float* i2 = *input++; |
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const float* i3 = *input++; |
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const float* i4 = *input++; |
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const float* i5 = *input++; |
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const float* i6 = *input++; |
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const float* i7 = *input++; |
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i0 = (const float*) ((uintptr_t) i0 + input_offset); |
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i1 = (const float*) ((uintptr_t) i1 + input_offset); |
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i2 = (const float*) ((uintptr_t) i2 + input_offset); |
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i3 = (const float*) ((uintptr_t) i3 + input_offset); |
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i4 = (const float*) ((uintptr_t) i4 + input_offset); |
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i5 = (const float*) ((uintptr_t) i5 + input_offset); |
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i6 = (const float*) ((uintptr_t) i6 + input_offset); |
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i7 = (const float*) ((uintptr_t) i7 + input_offset); |
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float* ab = accumulation_buffer; |
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uint32_t* ib = index_buffer; |
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for (size_t c = 0; c < channels; c += 4) { |
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const __m128 vi0 = _mm_loadu_ps(i0); |
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i0 += 4; |
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const __m128 vi1 = _mm_loadu_ps(i1); |
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i1 += 4; |
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const __m128 vi2 = _mm_loadu_ps(i2); |
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i2 += 4; |
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const __m128 vi3 = _mm_loadu_ps(i3); |
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i3 += 4; |
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const __m128 vi4 = _mm_loadu_ps(i4); |
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i4 += 4; |
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const __m128 vi5 = _mm_loadu_ps(i5); |
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i5 += 4; |
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const __m128 vi6 = _mm_loadu_ps(i6); |
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i6 += 4; |
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const __m128 vi7 = _mm_loadu_ps(i7); |
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i7 += 4; |
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__m128 vmax = _mm_load_ps(ab); |
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__m128i vidx = _mm_load_si128((const __m128i*) ib); |
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const __m128i vm0 = _mm_castps_si128(_mm_cmpgt_ps(vi0, vmax)); |
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vmax = _mm_max_ps(vi0, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm0, vidx), _mm_and_si128(vm0, vidx0)); |
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const __m128i vm1 = _mm_castps_si128(_mm_cmpgt_ps(vi1, vmax)); |
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const __m128i vidx1 = _mm_add_epi32(vidx0, v1); |
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vmax = _mm_max_ps(vi1, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm1, vidx), _mm_and_si128(vm1, vidx1)); |
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const __m128i vm2 = _mm_castps_si128(_mm_cmpgt_ps(vi2, vmax)); |
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const __m128i vidx2 = _mm_add_epi32(vidx1, v1); |
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vmax = _mm_max_ps(vi2, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm2, vidx), _mm_and_si128(vm2, vidx2)); |
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const __m128i vm3 = _mm_castps_si128(_mm_cmpgt_ps(vi3, vmax)); |
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const __m128i vidx3 = _mm_add_epi32(vidx2, v1); |
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vmax = _mm_max_ps(vi3, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm3, vidx), _mm_and_si128(vm3, vidx3)); |
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const __m128i vm4 = _mm_castps_si128(_mm_cmpgt_ps(vi4, vmax)); |
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const __m128i vidx4 = _mm_add_epi32(vidx3, v1); |
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vmax = _mm_max_ps(vi4, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm4, vidx), _mm_and_si128(vm4, vidx4)); |
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const __m128i vm5 = _mm_castps_si128(_mm_cmpgt_ps(vi5, vmax)); |
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const __m128i vidx5 = _mm_add_epi32(vidx4, v1); |
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vmax = _mm_max_ps(vi5, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm5, vidx), _mm_and_si128(vm5, vidx5)); |
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const __m128i vm6 = _mm_castps_si128(_mm_cmpgt_ps(vi6, vmax)); |
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const __m128i vidx6 = _mm_add_epi32(vidx5, v1); |
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vmax = _mm_max_ps(vi6, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm6, vidx), _mm_and_si128(vm6, vidx6)); |
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const __m128i vm7 = _mm_castps_si128(_mm_cmpgt_ps(vi7, vmax)); |
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const __m128i vidx7 = _mm_add_epi32(vidx6, v1); |
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vmax = _mm_max_ps(vi7, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm7, vidx), _mm_and_si128(vm7, vidx7)); |
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_mm_store_ps(ab, vmax); |
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ab += 4; |
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_mm_store_si128((__m128i*) ib, vidx); |
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ib += 4; |
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} |
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vidx0 = _mm_add_epi32(vidx0, v8); |
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} |
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float* o = output; |
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uint32_t* i = index; |
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{ |
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const float* i0 = input[0]; |
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const float* i1 = input[1]; |
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const float* i2 = input[2]; |
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const float* i3 = input[3]; |
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const float* i4 = input[4]; |
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const float* i5 = input[5]; |
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const float* i6 = input[6]; |
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const float* i7 = input[7]; |
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i0 = (const float*) ((uintptr_t) i0 + input_offset); |
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i1 = (const float*) ((uintptr_t) i1 + input_offset); |
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i2 = (const float*) ((uintptr_t) i2 + input_offset); |
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i3 = (const float*) ((uintptr_t) i3 + input_offset); |
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i4 = (const float*) ((uintptr_t) i4 + input_offset); |
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i5 = (const float*) ((uintptr_t) i5 + input_offset); |
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i6 = (const float*) ((uintptr_t) i6 + input_offset); |
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i7 = (const float*) ((uintptr_t) i7 + input_offset); |
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input = (const float**) ((uintptr_t) input + input_increment); |
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if (k < 2) { |
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i1 = i0; |
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} |
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if (k <= 2) { |
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i2 = i0; |
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} |
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if (k < 4) { |
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i3 = i0; |
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} |
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if (k <= 4) { |
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i4 = i0; |
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} |
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if (k < 6) { |
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i5 = i0; |
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} |
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if (k <= 6) { |
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i6 = i0; |
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} |
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if (k != 8) { |
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i7 = i0; |
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} |
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size_t c = channels; |
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float* ab = accumulation_buffer; |
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uint32_t* ib = index_buffer; |
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for (; c >= 4; c -= 4) { |
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const __m128 vi0 = _mm_loadu_ps(i0); |
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i0 += 4; |
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const __m128 vi1 = _mm_loadu_ps(i1); |
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i1 += 4; |
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const __m128 vi2 = _mm_loadu_ps(i2); |
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i2 += 4; |
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const __m128 vi3 = _mm_loadu_ps(i3); |
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i3 += 4; |
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const __m128 vi4 = _mm_loadu_ps(i4); |
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i4 += 4; |
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const __m128 vi5 = _mm_loadu_ps(i5); |
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i5 += 4; |
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const __m128 vi6 = _mm_loadu_ps(i6); |
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i6 += 4; |
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const __m128 vi7 = _mm_loadu_ps(i7); |
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i7 += 4; |
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__m128 vmax = _mm_load_ps(ab); |
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ab += 4; |
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__m128i vidx = _mm_load_si128((const __m128i*) ib); |
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ib += 4; |
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const __m128i vm0 = _mm_castps_si128(_mm_cmpgt_ps(vi0, vmax)); |
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vmax = _mm_max_ps(vi0, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm0, vidx), _mm_and_si128(vm0, vidx0)); |
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const __m128i vm1 = _mm_castps_si128(_mm_cmpgt_ps(vi1, vmax)); |
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const __m128i vidx1 = _mm_add_epi32(vidx0, v1); |
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vmax = _mm_max_ps(vi1, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm1, vidx), _mm_and_si128(vm1, vidx1)); |
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const __m128i vm2 = _mm_castps_si128(_mm_cmpgt_ps(vi2, vmax)); |
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const __m128i vidx2 = _mm_add_epi32(vidx1, v1); |
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vmax = _mm_max_ps(vi2, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm2, vidx), _mm_and_si128(vm2, vidx2)); |
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const __m128i vm3 = _mm_castps_si128(_mm_cmpgt_ps(vi3, vmax)); |
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const __m128i vidx3 = _mm_add_epi32(vidx2, v1); |
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vmax = _mm_max_ps(vi3, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm3, vidx), _mm_and_si128(vm3, vidx3)); |
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const __m128i vm4 = _mm_castps_si128(_mm_cmpgt_ps(vi4, vmax)); |
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const __m128i vidx4 = _mm_add_epi32(vidx3, v1); |
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vmax = _mm_max_ps(vi4, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm4, vidx), _mm_and_si128(vm4, vidx4)); |
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const __m128i vm5 = _mm_castps_si128(_mm_cmpgt_ps(vi5, vmax)); |
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const __m128i vidx5 = _mm_add_epi32(vidx4, v1); |
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vmax = _mm_max_ps(vi5, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm5, vidx), _mm_and_si128(vm5, vidx5)); |
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const __m128i vm6 = _mm_castps_si128(_mm_cmpgt_ps(vi6, vmax)); |
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const __m128i vidx6 = _mm_add_epi32(vidx5, v1); |
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vmax = _mm_max_ps(vi6, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm6, vidx), _mm_and_si128(vm6, vidx6)); |
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const __m128i vm7 = _mm_castps_si128(_mm_cmpgt_ps(vi7, vmax)); |
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const __m128i vidx7 = _mm_add_epi32(vidx6, v1); |
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vmax = _mm_max_ps(vi7, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm7, vidx), _mm_and_si128(vm7, vidx7)); |
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_mm_storeu_ps(o, vmax); |
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o += 4; |
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_mm_storeu_si128((__m128i*) i, vidx); |
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i += 4; |
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} |
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if (c != 0) { |
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const __m128 vi0 = _mm_loadu_ps(i0); |
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const __m128 vi1 = _mm_loadu_ps(i1); |
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const __m128 vi2 = _mm_loadu_ps(i2); |
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const __m128 vi3 = _mm_loadu_ps(i3); |
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const __m128 vi4 = _mm_loadu_ps(i4); |
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const __m128 vi5 = _mm_loadu_ps(i5); |
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const __m128 vi6 = _mm_loadu_ps(i6); |
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const __m128 vi7 = _mm_loadu_ps(i7); |
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__m128 vmax = _mm_load_ps(ab); |
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__m128i vidx = _mm_load_si128((const __m128i*) ib); |
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const __m128i vm0 = _mm_castps_si128(_mm_cmpgt_ps(vi0, vmax)); |
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vmax = _mm_max_ps(vi0, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm0, vidx), _mm_and_si128(vm0, vidx0)); |
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const __m128i vm1 = _mm_castps_si128(_mm_cmpgt_ps(vi1, vmax)); |
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const __m128i vidx1 = _mm_add_epi32(vidx0, v1); |
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vmax = _mm_max_ps(vi1, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm1, vidx), _mm_and_si128(vm1, vidx1)); |
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const __m128i vm2 = _mm_castps_si128(_mm_cmpgt_ps(vi2, vmax)); |
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const __m128i vidx2 = _mm_add_epi32(vidx1, v1); |
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vmax = _mm_max_ps(vi2, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm2, vidx), _mm_and_si128(vm2, vidx2)); |
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const __m128i vm3 = _mm_castps_si128(_mm_cmpgt_ps(vi3, vmax)); |
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const __m128i vidx3 = _mm_add_epi32(vidx2, v1); |
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vmax = _mm_max_ps(vi3, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm3, vidx), _mm_and_si128(vm3, vidx3)); |
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const __m128i vm4 = _mm_castps_si128(_mm_cmpgt_ps(vi4, vmax)); |
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const __m128i vidx4 = _mm_add_epi32(vidx3, v1); |
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vmax = _mm_max_ps(vi4, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm4, vidx), _mm_and_si128(vm4, vidx4)); |
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const __m128i vm5 = _mm_castps_si128(_mm_cmpgt_ps(vi5, vmax)); |
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const __m128i vidx5 = _mm_add_epi32(vidx4, v1); |
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vmax = _mm_max_ps(vi5, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm5, vidx), _mm_and_si128(vm5, vidx5)); |
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const __m128i vm6 = _mm_castps_si128(_mm_cmpgt_ps(vi6, vmax)); |
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const __m128i vidx6 = _mm_add_epi32(vidx5, v1); |
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vmax = _mm_max_ps(vi6, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm6, vidx), _mm_and_si128(vm6, vidx6)); |
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const __m128i vm7 = _mm_castps_si128(_mm_cmpgt_ps(vi7, vmax)); |
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const __m128i vidx7 = _mm_add_epi32(vidx6, v1); |
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vmax = _mm_max_ps(vi7, vmax); |
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vidx = _mm_or_si128(_mm_andnot_si128(vm7, vidx), _mm_and_si128(vm7, vidx7)); |
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if (c & 2) { |
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_mm_storel_pi((__m64*) o, vmax); |
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_mm_storel_epi64((__m128i*) i, vidx); |
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vmax = _mm_movehl_ps(vmax, vmax); |
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vidx = _mm_unpackhi_epi64(vidx, vidx); |
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o += 2; |
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i += 2; |
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} |
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if (c & 1) { |
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_mm_store_ss(o, vmax); |
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*i = (uint32_t) _mm_cvtsi128_si32(vidx); |
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o += 1; |
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i += 1; |
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} |
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} |
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} |
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output = (float*) ((uintptr_t) o + output_increment); |
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index = (uint32_t*) i; |
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} while (--output_pixels != 0); |
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} |
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