|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#include <assert.h> |
|
|
|
#include <arm_neon.h> |
|
|
|
#include <xnnpack/gemm.h> |
|
|
|
|
|
void xnn_bf16_gemm_minmax_ukernel_4x4c8__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 <= 4); |
|
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* a2 = (const bfloat16_t*) ((uintptr_t) a1 + a_stride); |
|
bfloat16_t* c2 = (bfloat16_t*) ((uintptr_t) c1 + cm_stride); |
|
if XNN_UNPREDICTABLE(mr <= 2) { |
|
a2 = a1; |
|
c2 = c1; |
|
} |
|
const bfloat16_t* a3 = (const bfloat16_t*) ((uintptr_t) a2 + a_stride); |
|
bfloat16_t* c3 = (bfloat16_t*) ((uintptr_t) c2 + cm_stride); |
|
if XNN_UNPREDICTABLE(mr != 4) { |
|
a3 = a2; |
|
c3 = c2; |
|
} |
|
|
|
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; |
|
float32x4_t vacc2x0 = vacc0x0; |
|
float32x4_t vacc2x1 = vacc0x1; |
|
float32x4_t vacc2x2 = vacc0x2; |
|
float32x4_t vacc2x3 = vacc0x3; |
|
float32x4_t vacc3x0 = vacc0x0; |
|
float32x4_t vacc3x1 = vacc0x1; |
|
float32x4_t vacc3x2 = vacc0x2; |
|
float32x4_t vacc3x3 = 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 va2 = vld1q_bf16(a2); a2 += 8; |
|
const bfloat16x8_t va3 = vld1q_bf16(a3); a3 += 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); |
|
vacc2x0 = vbfmlalbq_f32(vacc2x0, va2, vb0); |
|
vacc3x0 = vbfmlalbq_f32(vacc3x0, va3, vb0); |
|
vacc0x1 = vbfmlalbq_f32(vacc0x1, va0, vb1); |
|
vacc1x1 = vbfmlalbq_f32(vacc1x1, va1, vb1); |
|
vacc2x1 = vbfmlalbq_f32(vacc2x1, va2, vb1); |
|
vacc3x1 = vbfmlalbq_f32(vacc3x1, va3, vb1); |
|
vacc0x2 = vbfmlalbq_f32(vacc0x2, va0, vb2); |
|
vacc1x2 = vbfmlalbq_f32(vacc1x2, va1, vb2); |
|
vacc2x2 = vbfmlalbq_f32(vacc2x2, va2, vb2); |
|
vacc3x2 = vbfmlalbq_f32(vacc3x2, va3, vb2); |
|
vacc0x3 = vbfmlalbq_f32(vacc0x3, va0, vb3); |
|
vacc1x3 = vbfmlalbq_f32(vacc1x3, va1, vb3); |
|
vacc2x3 = vbfmlalbq_f32(vacc2x3, va2, vb3); |
|
vacc3x3 = vbfmlalbq_f32(vacc3x3, va3, vb3); |
|
|
|
vacc0x0 = vbfmlaltq_f32(vacc0x0, va0, vb0); |
|
vacc1x0 = vbfmlaltq_f32(vacc1x0, va1, vb0); |
|
vacc2x0 = vbfmlaltq_f32(vacc2x0, va2, vb0); |
|
vacc3x0 = vbfmlaltq_f32(vacc3x0, va3, vb0); |
|
vacc0x1 = vbfmlaltq_f32(vacc0x1, va0, vb1); |
|
vacc1x1 = vbfmlaltq_f32(vacc1x1, va1, vb1); |
|
vacc2x1 = vbfmlaltq_f32(vacc2x1, va2, vb1); |
|
vacc3x1 = vbfmlaltq_f32(vacc3x1, va3, vb1); |
|
vacc0x2 = vbfmlaltq_f32(vacc0x2, va0, vb2); |
|
vacc1x2 = vbfmlaltq_f32(vacc1x2, va1, vb2); |
|
vacc2x2 = vbfmlaltq_f32(vacc2x2, va2, vb2); |
|
vacc3x2 = vbfmlaltq_f32(vacc3x2, va3, vb2); |
|
vacc0x3 = vbfmlaltq_f32(vacc0x3, va0, vb3); |
|
vacc1x3 = vbfmlaltq_f32(vacc1x3, va1, vb3); |
|
vacc2x3 = vbfmlaltq_f32(vacc2x3, va2, vb3); |
|
vacc3x3 = vbfmlaltq_f32(vacc3x3, va3, 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 va2 = vld1q_bf16(a2); a2 = (const bfloat16_t*) ((uintptr_t) a2 + k); |
|
const bfloat16x8_t va3 = vld1q_bf16(a3); a3 = (const bfloat16_t*) ((uintptr_t) a3 + 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 va2x0 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va2), vm0)); |
|
vacc2x0 = vbfmlalbq_f32(vacc2x0, va2x0, vb0); |
|
vacc2x0 = vbfmlaltq_f32(vacc2x0, va2x0, vb0); |
|
const bfloat16x8_t va3x0 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va3), vm0)); |
|
vacc3x0 = vbfmlalbq_f32(vacc3x0, va3x0, vb0); |
|
vacc3x0 = vbfmlaltq_f32(vacc3x0, va3x0, 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 va2x1 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va2), vm1)); |
|
vacc2x1 = vbfmlalbq_f32(vacc2x1, va2x1, vb1); |
|
vacc2x1 = vbfmlaltq_f32(vacc2x1, va2x1, vb1); |
|
const bfloat16x8_t va3x1 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va3), vm1)); |
|
vacc3x1 = vbfmlalbq_f32(vacc3x1, va3x1, vb1); |
|
vacc3x1 = vbfmlaltq_f32(vacc3x1, va3x1, 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 va2x2 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va2), vm2)); |
|
vacc2x2 = vbfmlalbq_f32(vacc2x2, va2x2, vb2); |
|
vacc2x2 = vbfmlaltq_f32(vacc2x2, va2x2, vb2); |
|
const bfloat16x8_t va3x2 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va3), vm2)); |
|
vacc3x2 = vbfmlalbq_f32(vacc3x2, va3x2, vb2); |
|
vacc3x2 = vbfmlaltq_f32(vacc3x2, va3x2, 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); |
|
const bfloat16x8_t va2x3 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va2), vm3)); |
|
vacc2x3 = vbfmlalbq_f32(vacc2x3, va2x3, vb3); |
|
vacc2x3 = vbfmlaltq_f32(vacc2x3, va2x3, vb3); |
|
const bfloat16x8_t va3x3 = vreinterpretq_bf16_u16(vbicq_u16(vreinterpretq_u16_bf16(va3), vm3)); |
|
vacc3x3 = vbfmlalbq_f32(vacc3x3, va3x3, vb3); |
|
vacc3x3 = vbfmlaltq_f32(vacc3x3, va3x3, vb3); |
|
} |
|
|
|
#if XNN_ARCH_ARM64 |
|
const float32x4_t vacc0x01 = vpaddq_f32(vacc0x0, vacc0x1); |
|
const float32x4_t vacc1x01 = vpaddq_f32(vacc1x0, vacc1x1); |
|
const float32x4_t vacc2x01 = vpaddq_f32(vacc2x0, vacc2x1); |
|
const float32x4_t vacc3x01 = vpaddq_f32(vacc3x0, vacc3x1); |
|
const float32x4_t vacc0x23 = vpaddq_f32(vacc0x2, vacc0x3); |
|
const float32x4_t vacc1x23 = vpaddq_f32(vacc1x2, vacc1x3); |
|
const float32x4_t vacc2x23 = vpaddq_f32(vacc2x2, vacc2x3); |
|
const float32x4_t vacc3x23 = vpaddq_f32(vacc3x2, vacc3x3); |
|
|
|
float32x4_t vacc0x0123 = vpaddq_f32(vacc0x01, vacc0x23); |
|
float32x4_t vacc1x0123 = vpaddq_f32(vacc1x01, vacc1x23); |
|
float32x4_t vacc2x0123 = vpaddq_f32(vacc2x01, vacc2x23); |
|
float32x4_t vacc3x0123 = vpaddq_f32(vacc3x01, vacc3x23); |
|
#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 vsum2x0 = vadd_f32(vget_low_f32(vacc2x0), vget_high_f32(vacc2x0)); |
|
const float32x2_t vsum3x0 = vadd_f32(vget_low_f32(vacc3x0), vget_high_f32(vacc3x0)); |
|
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 vsum2x1 = vadd_f32(vget_low_f32(vacc2x1), vget_high_f32(vacc2x1)); |
|
const float32x2_t vsum3x1 = vadd_f32(vget_low_f32(vacc3x1), vget_high_f32(vacc3x1)); |
|
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 vsum2x2 = vadd_f32(vget_low_f32(vacc2x2), vget_high_f32(vacc2x2)); |
|
const float32x2_t vsum3x2 = vadd_f32(vget_low_f32(vacc3x2), vget_high_f32(vacc3x2)); |
|
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)); |
|
const float32x2_t vsum2x3 = vadd_f32(vget_low_f32(vacc2x3), vget_high_f32(vacc2x3)); |
|
const float32x2_t vsum3x3 = vadd_f32(vget_low_f32(vacc3x3), vget_high_f32(vacc3x3)); |
|
|
|
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)); |
|
float32x4_t vacc2x0123 = vcombine_f32(vpadd_f32(vsum2x0, vsum2x1), vpadd_f32(vsum2x2, vsum2x3)); |
|
float32x4_t vacc3x0123 = vcombine_f32(vpadd_f32(vsum3x0, vsum3x1), vpadd_f32(vsum3x2, vsum3x3)); |
|
#endif |
|
|
|
const float32x4_t vmax = vld1q_dup_f32(¶ms->scalar.max); |
|
vacc0x0123 = vminq_f32(vacc0x0123, vmax); |
|
vacc1x0123 = vminq_f32(vacc1x0123, vmax); |
|
vacc2x0123 = vminq_f32(vacc2x0123, vmax); |
|
vacc3x0123 = vminq_f32(vacc3x0123, vmax); |
|
|
|
const float32x4_t vmin = vld1q_dup_f32(¶ms->scalar.min); |
|
vacc0x0123 = vmaxq_f32(vacc0x0123, vmin); |
|
vacc1x0123 = vmaxq_f32(vacc1x0123, vmin); |
|
vacc2x0123 = vmaxq_f32(vacc2x0123, vmin); |
|
vacc3x0123 = vmaxq_f32(vacc3x0123, vmin); |
|
|
|
bfloat16x4_t vout0x0123 = vcvt_bf16_f32(vacc0x0123); |
|
bfloat16x4_t vout1x0123 = vcvt_bf16_f32(vacc1x0123); |
|
bfloat16x4_t vout2x0123 = vcvt_bf16_f32(vacc2x0123); |
|
bfloat16x4_t vout3x0123 = vcvt_bf16_f32(vacc3x0123); |
|
|
|
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); |
|
vst1_bf16(c2, vout2x0123); |
|
c2 = (bfloat16_t*) ((uintptr_t) c2 + cn_stride); |
|
vst1_bf16(c3, vout3x0123); |
|
c3 = (bfloat16_t*) ((uintptr_t) c3 + cn_stride); |
|
|
|
a0 = (const bfloat16_t*) ((uintptr_t) a0 - kc); |
|
a1 = (const bfloat16_t*) ((uintptr_t) a1 - kc); |
|
a2 = (const bfloat16_t*) ((uintptr_t) a2 - kc); |
|
a3 = (const bfloat16_t*) ((uintptr_t) a3 - 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; |
|
vst1_lane_u32((void*) c2, vreinterpret_u32_bf16(vout2x0123), 0); c2 += 2; |
|
vst1_lane_u32((void*) c3, vreinterpret_u32_bf16(vout3x0123), 0); c3 += 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)); |
|
vout2x0123 = vreinterpret_bf16_u16(vext_u16(vreinterpret_u16_bf16(vout2x0123), vreinterpret_u16_bf16(vout2x0123), 2)); |
|
vout3x0123 = vreinterpret_bf16_u16(vext_u16(vreinterpret_u16_bf16(vout3x0123), vreinterpret_u16_bf16(vout3x0123), 2)); |
|
} |
|
if (nc & 1) { |
|
vst1_lane_bf16(c0, vout0x0123, 0); |
|
vst1_lane_bf16(c1, vout1x0123, 0); |
|
vst1_lane_bf16(c2, vout2x0123, 0); |
|
vst1_lane_bf16(c3, vout3x0123, 0); |
|
} |
|
|
|
nc = 0; |
|
} |
|
} while (nc != 0); |
|
} |
|
|
