// Auto-generated file. Do not edit! // Template: src/bf16-gemm/c8-neonbf16.c.in // Generator: tools/xngen // // Copyright 2022 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 void xnn_bf16_gemm_minmax_ukernel_2x4c8__neonbf16_bfmlal( size_t mr, size_t nc, size_t kc, const void* restrict a, size_t a_stride, const void* restrict w_ptr, void* restrict c, size_t cm_stride, size_t cn_stride, const union xnn_bf16_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) { assert(mr != 0); assert(mr <= 2); assert(nc != 0); assert(kc != 0); assert(kc % sizeof(bfloat16_t) == 0); assert(a != NULL); assert(w_ptr != NULL); assert(c != NULL); const bfloat16_t* a0 = (const bfloat16_t*) a; bfloat16_t* c0 = (bfloat16_t*) c; const bfloat16_t* a1 = (const bfloat16_t*) ((uintptr_t) a0 + a_stride); bfloat16_t* c1 = (bfloat16_t*) ((uintptr_t) c0 + cm_stride); if XNN_UNPREDICTABLE(mr != 2) { a1 = a0; c1 = c0; } const bfloat16_t* w = (const bfloat16_t*) w_ptr; do { float32x4_t vacc0x0 = vcvt_f32_bf16(vld1_lane_bf16(w, vreinterpret_bf16_u16(vdup_n_u16(0)), 0)); w += 1; float32x4_t vacc0x1 = vcvt_f32_bf16(vld1_lane_bf16(w, vreinterpret_bf16_u16(vdup_n_u16(0)), 0)); w += 1; float32x4_t vacc0x2 = vcvt_f32_bf16(vld1_lane_bf16(w, vreinterpret_bf16_u16(vdup_n_u16(0)), 0)); w += 1; float32x4_t vacc0x3 = vcvt_f32_bf16(vld1_lane_bf16(w, vreinterpret_bf16_u16(vdup_n_u16(0)), 0)); w += 1; float32x4_t vacc1x0 = vacc0x0; float32x4_t vacc1x1 = vacc0x1; float32x4_t vacc1x2 = vacc0x2; float32x4_t vacc1x3 = vacc0x3; size_t k = kc; for (; k >= 8 * sizeof(bfloat16_t); k -= 8 * sizeof(bfloat16_t)) { const bfloat16x8_t va0 = vld1q_bf16(a0); a0 += 8; const bfloat16x8_t va1 = vld1q_bf16(a1); a1 += 8; const bfloat16x8_t vb0 = vld1q_bf16(w); w += 8; const bfloat16x8_t vb1 = vld1q_bf16(w); w += 8; const bfloat16x8_t vb2 = vld1q_bf16(w); w += 8; const bfloat16x8_t vb3 = vld1q_bf16(w); w += 8; vacc0x0 = vbfmlalbq_f32(vacc0x0, va0, vb0); vacc1x0 = vbfmlalbq_f32(vacc1x0, va1, vb0); vacc0x1 = vbfmlalbq_f32(vacc0x1, va0, vb1); vacc1x1 = vbfmlalbq_f32(vacc1x1, va1, vb1); vacc0x2 = vbfmlalbq_f32(vacc0x2, va0, vb2); vacc1x2 = vbfmlalbq_f32(vacc1x2, va1, vb2); vacc0x3 = vbfmlalbq_f32(vacc0x3, va0, vb3); vacc1x3 = vbfmlalbq_f32(vacc1x3, va1, vb3); vacc0x0 = vbfmlaltq_f32(vacc0x0, va0, vb0); vacc1x0 = vbfmlaltq_f32(vacc1x0, va1, vb0); vacc0x1 = vbfmlaltq_f32(vacc0x1, va0, vb1); vacc1x1 = vbfmlaltq_f32(vacc1x1, va1, vb1); vacc0x2 = vbfmlaltq_f32(vacc0x2, va0, vb2); vacc1x2 = vbfmlaltq_f32(vacc1x2, va1, vb2); vacc0x3 = vbfmlaltq_f32(vacc0x3, va0, vb3); vacc1x3 = vbfmlaltq_f32(vacc1x3, va1, vb3); } if XNN_UNLIKELY(k != 0) { const bfloat16x8_t va0 = vld1q_bf16(a0); a0 = (const bfloat16_t*) ((uintptr_t) a0 + k); const bfloat16x8_t va1 = vld1q_bf16(a1); a1 = (const bfloat16_t*) ((uintptr_t) a1 + k); const bfloat16x8_t vb0 = vld1q_bf16(w); w += 8; const bfloat16x8_t vb1 = vld1q_bf16(w); w += 8; const bfloat16x8_t vb2 = vld1q_bf16(w); w += 8; const bfloat16x8_t vb3 = vld1q_bf16(w); w += 8; const uint16x8_t vm0 = vceqq_u16(vreinterpretq_u16_bf16(vb0), vmovq_n_u16(0)); const uint16x8_t vm1 = vceqq_u16(vreinterpretq_u16_bf16(vb1), vmovq_n_u16(0)); const uint16x8_t vm2 = vceqq_u16(vreinterpretq_u16_bf16(vb2), vmovq_n_u16(0)); const uint16x8_t vm3 = vceqq_u16(vreinterpretq_u16_bf16(vb3), vmovq_n_u16(0)); const bfloat16x8_t va0x0 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va0), vm0)); vacc0x0 = vbfmlalbq_f32(vacc0x0, va0x0, vb0); vacc0x0 = vbfmlaltq_f32(vacc0x0, va0x0, vb0); const bfloat16x8_t va1x0 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va1), vm0)); vacc1x0 = vbfmlalbq_f32(vacc1x0, va1x0, vb0); vacc1x0 = vbfmlaltq_f32(vacc1x0, va1x0, vb0); const bfloat16x8_t va0x1 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va0), vm1)); vacc0x1 = vbfmlalbq_f32(vacc0x1, va0x1, vb1); vacc0x1 = vbfmlaltq_f32(vacc0x1, va0x1, vb1); const bfloat16x8_t va1x1 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va1), vm1)); vacc1x1 = vbfmlalbq_f32(vacc1x1, va1x1, vb1); vacc1x1 = vbfmlaltq_f32(vacc1x1, va1x1, vb1); const bfloat16x8_t va0x2 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va0), vm2)); vacc0x2 = vbfmlalbq_f32(vacc0x2, va0x2, vb2); vacc0x2 = vbfmlaltq_f32(vacc0x2, va0x2, vb2); const bfloat16x8_t va1x2 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va1), vm2)); vacc1x2 = vbfmlalbq_f32(vacc1x2, va1x2, vb2); vacc1x2 = vbfmlaltq_f32(vacc1x2, va1x2, vb2); const bfloat16x8_t va0x3 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va0), vm3)); vacc0x3 = vbfmlalbq_f32(vacc0x3, va0x3, vb3); vacc0x3 = vbfmlaltq_f32(vacc0x3, va0x3, vb3); const bfloat16x8_t va1x3 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va1), vm3)); vacc1x3 = vbfmlalbq_f32(vacc1x3, va1x3, vb3); vacc1x3 = vbfmlaltq_f32(vacc1x3, va1x3, vb3); } #if XNN_ARCH_ARM64 const float32x4_t vacc0x01 = vpaddq_f32(vacc0x0, vacc0x1); const float32x4_t vacc1x01 = vpaddq_f32(vacc1x0, vacc1x1); const float32x4_t vacc0x23 = vpaddq_f32(vacc0x2, vacc0x3); const float32x4_t vacc1x23 = vpaddq_f32(vacc1x2, vacc1x3); float32x4_t vacc0x0123 = vpaddq_f32(vacc0x01, vacc0x23); float32x4_t vacc1x0123 = vpaddq_f32(vacc1x01, vacc1x23); #else const float32x2_t vsum0x0 = vadd_f32(vget_low_f32(vacc0x0), vget_high_f32(vacc0x0)); const float32x2_t vsum1x0 = vadd_f32(vget_low_f32(vacc1x0), vget_high_f32(vacc1x0)); const float32x2_t vsum0x1 = vadd_f32(vget_low_f32(vacc0x1), vget_high_f32(vacc0x1)); const float32x2_t vsum1x1 = vadd_f32(vget_low_f32(vacc1x1), vget_high_f32(vacc1x1)); const float32x2_t vsum0x2 = vadd_f32(vget_low_f32(vacc0x2), vget_high_f32(vacc0x2)); const float32x2_t vsum1x2 = vadd_f32(vget_low_f32(vacc1x2), vget_high_f32(vacc1x2)); const float32x2_t vsum0x3 = vadd_f32(vget_low_f32(vacc0x3), vget_high_f32(vacc0x3)); const float32x2_t vsum1x3 = vadd_f32(vget_low_f32(vacc1x3), vget_high_f32(vacc1x3)); float32x4_t vacc0x0123 = vcombine_f32(vpadd_f32(vsum0x0, vsum0x1), vpadd_f32(vsum0x2, vsum0x3)); float32x4_t vacc1x0123 = vcombine_f32(vpadd_f32(vsum1x0, vsum1x1), vpadd_f32(vsum1x2, vsum1x3)); #endif const float32x4_t vmax = vld1q_dup_f32(¶ms->scalar.max); vacc0x0123 = vminq_f32(vacc0x0123, vmax); vacc1x0123 = vminq_f32(vacc1x0123, vmax); const float32x4_t vmin = vld1q_dup_f32(¶ms->scalar.min); vacc0x0123 = vmaxq_f32(vacc0x0123, vmin); vacc1x0123 = vmaxq_f32(vacc1x0123, vmin); bfloat16x4_t vout0x0123 = vcvt_bf16_f32(vacc0x0123); bfloat16x4_t vout1x0123 = vcvt_bf16_f32(vacc1x0123); if XNN_LIKELY(nc >= 4) { vst1_bf16(c0, vout0x0123); c0 = (bfloat16_t*) ((uintptr_t) c0 + cn_stride); vst1_bf16(c1, vout1x0123); c1 = (bfloat16_t*) ((uintptr_t) c1 + cn_stride); a0 = (const bfloat16_t*) ((uintptr_t) a0 - kc); a1 = (const bfloat16_t*) ((uintptr_t) a1 - kc); nc -= 4; } else { if (nc & 2) { vst1_lane_u32((void*) c0, vreinterpret_u32_bf16(vout0x0123), 0); c0 += 2; vst1_lane_u32((void*) c1, vreinterpret_u32_bf16(vout1x0123), 0); c1 += 2; vout0x0123 = vreinterpret_bf16_u16(vext_u16(vreinterpret_u16_bf16(vout0x0123), vreinterpret_u16_bf16(vout0x0123), 2)); vout1x0123 = vreinterpret_bf16_u16(vext_u16(vreinterpret_u16_bf16(vout1x0123), vreinterpret_u16_bf16(vout1x0123), 2)); } if (nc & 1) { vst1_lane_bf16(c0, vout0x0123, 0); vst1_lane_bf16(c1, vout1x0123, 0); } nc = 0; } } while (nc != 0); }