MMA BF16 GEMV code.

kernel/power/gemm_common.c

@@ -4,6 +4,8 @@
 
 #include <altivec.h>
 
+#define NBMAX 4096
+
 #define FORCEINLINE      inline __attribute__((always_inline))
 
 #ifdef __clang__

kernel/power/sbgemv_common.c

@@ -111,7 +111,7 @@ FORCEINLINE vec_f32 vec_loadNHi_mult(vec_bf16 *in, vec_f32 v_inp0, BLASLONG n, v
   return (v_inp0 * v_in00);
 }
 
-FORCEINLINE vec_f32 vec_loadNHi_multi2(vec_f32 v_x0, vec_bf16 *in, BLASLONG n, vec_bf16 zero)
+FORCEINLINE vec_f32 vec_loadNHi_mult2(vec_f32 v_x0, vec_bf16 *in, BLASLONG n, vec_bf16 zero)
 {
   vec_f32 v_in00 = vec_loadNHi(in, n, zero);
 

kernel/power/sbgemv_common_power10.c

@@ -0,0 +1,265 @@
+/***************************************************************************
+Copyright (c) 2024, The OpenBLAS Project
+All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+1. Redistributions of source code must retain the above copyright
+notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in
+the documentation and/or other materials provided with the
+distribution.
+3. Neither the name of the OpenBLAS project nor the names of
+its contributors may be used to endorse or promote products
+derived from this software without specific prior written permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
+USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*****************************************************************************/
+
+#ifndef SBGEMV_COMMON_MMA_C
+#define SBGEMV_COMMON_MMA_C
+#include "sbgemv_common.c"
+
+FORCEINLINE void vec_load_mult_mma(__vector_quad *out, vec_bf16 *in, vec_bf16 inp)
+{
+  vec_bf16 in0 = (vec_bf16)vec_load_vec(in);
+
+  __builtin_mma_xvbf16ger2pp(out, (vec_uc8)in0, (vec_uc8)inp);
+}
+
+FORCEINLINE void vec_load_mult2_mma(__vector_quad *out, vec_bf16 *in, vec_bf16 *inp)
+{
+  vec_bf16 in0[2];
+
+  vec_load_pair((vec_f32 *)in0, (vec_f32 *)in);
+
+  __builtin_mma_xvbf16ger2pp(out, (vec_uc8)in0[0], (vec_uc8)inp[0]);
+  __builtin_mma_xvbf16ger2pp(out, (vec_uc8)in0[1], (vec_uc8)inp[1]);
+}
+
+FORCEINLINE void vec_loadN_mult_mma(__vector_quad *out, vec_bf16 *in, vec_bf16 inp, BLASLONG n)
+{
+  vec_bf16 in0 = vec_loadN(in, n);
+
+  __builtin_mma_xvbf16ger2pp(out, (vec_uc8)in0, (vec_uc8)inp);
+}
+
+FORCEINLINE void vec_mult1_mma(__vector_quad *out, vec_bf16 in0, vec_bf16 inp)
+{
+  vec_bf16 in00 = vec_mergeh(in0, in0);
+
+  __builtin_mma_xvbf16ger2(out, (vec_uc8)inp, (vec_uc8)in00);
+}
+
+FORCEINLINE void vec_mult2_mma(__vector_quad *out, vec_bf16 in0, vec_bf16 inp)
+{
+  vec_bf16 in01 = vec_mergel(in0, in0);
+
+  vec_mult1_mma(&out[0], in0, inp);
+
+  __builtin_mma_xvbf16ger2(&out[1], (vec_uc8)inp, (vec_uc8)in01);
+}
+
+FORCEINLINE void vec_mult4_mma(__vector_quad *out, vec_bf16 *in0, vec_bf16 inp)
+{
+  vec_mult2_mma(out + 0, in0[0], inp);
+  vec_mult2_mma(out + 2, in0[1], inp);
+}
+
+FORCEINLINE void vec_loadN_mult11_mma(__vector_quad *out, vec_bf16 *in, vec_bf16 inp, BLASLONG n)
+{
+  vec_bf16 in0 = vec_loadN(in, n);
+
+  vec_mult1_mma(out, in0, inp);
+}
+
+FORCEINLINE void vec_loadN_mult12_mma(__vector_quad *out, vec_bf16 *in, vec_bf16 inp, BLASLONG n)
+{
+  vec_bf16 in0 = vec_loadN(in, n);
+
+  vec_mult2_mma(out, in0, inp);
+}
+
+FORCEINLINE void vec_load_mult12_mma(__vector_quad *out, vec_bf16 *in, vec_bf16 inp)
+{
+  vec_bf16 in0 = (vec_bf16)vec_load_vec(in);
+
+  vec_mult2_mma(out, in0, inp);
+}
+
+FORCEINLINE void vec_load_mult18_mma(__vector_quad *out, vec_bf16 *in, vec_bf16 inp)
+{
+  vec_bf16 in0[4];
+
+  vec_load_pair((vec_f32 *)(in0 + 0), (vec_f32 *)(in + 0));
+  vec_load_pair((vec_f32 *)(in0 + 2), (vec_f32 *)(in + 2));
+
+  vec_mult4_mma(&out[0], in0 + 0, inp);
+  vec_mult4_mma(&out[4], in0 + 2, inp);
+}
+
+FORCEINLINE void vec_reduce1_mma(__vector_quad *out, vec_f32 *temp, vec_f32 v_alpha, vec_f32 *vy0)
+{
+  __builtin_mma_disassemble_acc((void*)temp, &out[0]);
+
+  vy0[0] += (temp[0] * v_alpha);
+}
+
+FORCEINLINE void vec_reduce2_mma(__vector_quad *out, vec_f32 *temp, vec_f32 v_alpha, vec_f32 *vy0)
+{
+  vec_reduce1_mma(&out[0], &temp[0], v_alpha, &vy0[0]);
+  vec_reduce1_mma(&out[1], &temp[4], v_alpha, &vy0[1]);
+}
+
+FORCEINLINE void vec_reduce8_mma(__vector_quad *out, vec_f32 *temp, vec_f32 v_alpha, vec_f32 *vy0)
+{
+  vec_reduce2_mma(&out[0], &temp[0],  v_alpha, vy0 + 0);
+  vec_reduce2_mma(&out[2], &temp[8],  v_alpha, vy0 + 2);
+  vec_reduce2_mma(&out[4], &temp[16], v_alpha, vy0 + 4);
+  vec_reduce2_mma(&out[6], &temp[24], v_alpha, vy0 + 6);
+}
+
+FORCEINLINE void vec_mult11a_mma(__vector_quad *out, vec_bf16 in0, vec_bf16 in1, vec_bf16 inp)
+{
+  vec_bf16 in00 = vec_mergeh(in0, in1);
+
+  __builtin_mma_xvbf16ger2(out, (vec_uc8)inp, (vec_uc8)in00);
+}
+
+FORCEINLINE void vec_mult2a_mma(__vector_quad *out, vec_bf16 in0, vec_bf16 in1, vec_bf16 inp)
+{
+  vec_bf16 in01 = vec_mergel(in0, in1);
+
+  vec_mult11a_mma(&out[0], in0, in1, inp);
+
+  __builtin_mma_xvbf16ger2(&out[1], (vec_uc8)inp, (vec_uc8)in01);
+}
+
+FORCEINLINE void vec_mult4a_mma(__vector_quad *out, vec_bf16 *in0, vec_bf16 *in1, vec_bf16 inp)
+{
+  vec_mult2a_mma(out + 0, in0[0], in1[0], inp);
+  vec_mult2a_mma(out + 2, in0[1], in1[1], inp);
+}
+
+FORCEINLINE void vec_loadN_mult11a_mma(__vector_quad *out, vec_bf16 *ina, vec_bf16 *inb, vec_bf16 inp, BLASLONG n)
+{
+  vec_bf16 in0 = vec_loadN(ina, n);
+  vec_bf16 in1 = vec_loadN(inb, n);
+
+  vec_mult11a_mma(out, in0, in1, inp);
+}
+
+FORCEINLINE void vec_load_mult22a_mma(__vector_quad *out, vec_bf16 *ina, vec_bf16 *inb, vec_bf16 inp)
+{
+  vec_bf16 in0 = (vec_bf16)vec_load_vec(ina);
+  vec_bf16 in1 = (vec_bf16)vec_load_vec(inb);
+
+  vec_mult2a_mma(out, in0, in1, inp);
+}
+
+FORCEINLINE void vec_load_mult28a_mma(__vector_quad *out, vec_bf16 *ina, vec_bf16 *inb, vec_bf16 inp)
+{
+  vec_bf16 in0[4], in1[4];
+
+  vec_load_pair((vec_f32 *)(in0 + 0), (vec_f32 *)(ina + 0));
+  vec_load_pair((vec_f32 *)(in1 + 0), (vec_f32 *)(inb + 0));
+  vec_load_pair((vec_f32 *)(in0 + 2), (vec_f32 *)(ina + 2));
+  vec_load_pair((vec_f32 *)(in1 + 2), (vec_f32 *)(inb + 2));
+
+  vec_mult4a_mma(&out[0], in0 + 0, in1 + 0, inp);
+  vec_mult4a_mma(&out[4], in0 + 2, in1 + 2, inp);
+}
+
+FORCEINLINE void vec_loadN_mult22a_mma(__vector_quad *out, vec_bf16 *ina, vec_bf16 *inb, vec_bf16 inp, BLASLONG n)
+{
+  vec_bf16 in0 = vec_loadN(ina, n);
+  vec_bf16 in1 = vec_loadN(inb, n);
+
+  vec_mult2a_mma(out, in0, in1, inp);
+}
+
+FORCEINLINE void vec_mult11b_mma(__vector_quad *out, vec_bf16 in0, vec_bf16 in1, vec_bf16 inp)
+{
+  vec_bf16 in00 = vec_mergeh(in0, in1);
+
+  __builtin_mma_xvbf16ger2pp(out, (vec_uc8)inp, (vec_uc8)in00);
+}
+
+FORCEINLINE void vec_mult2b_mma(__vector_quad *out, vec_bf16 in0, vec_bf16 in1, vec_bf16 inp)
+{
+  vec_bf16 in01 = vec_mergel(in0, in1);
+
+  vec_mult11b_mma(&out[0], in0, in1, inp);
+
+  __builtin_mma_xvbf16ger2pp(&out[1], (vec_uc8)inp, (vec_uc8)in01);
+}
+
+FORCEINLINE void vec_mult4b_mma(__vector_quad *out, vec_bf16 *in0, vec_bf16 *in1, vec_bf16 inp)
+{
+  vec_mult2b_mma(out + 0, in0[0], in1[0], inp);
+  vec_mult2b_mma(out + 2, in0[1], in1[1], inp);
+}
+
+FORCEINLINE void vec_loadN_mult11b_mma(__vector_quad *out, vec_bf16 *ina, vec_bf16 *inb, vec_bf16 inp, BLASLONG n)
+{
+  vec_bf16 in0 = vec_loadN(ina, n);
+  vec_bf16 in1 = vec_loadN(inb, n);
+
+  vec_mult11b_mma(out, in0, in1, inp);
+}
+
+FORCEINLINE void vec_load_mult22b_mma(__vector_quad *out, vec_bf16 *ina, vec_bf16 *inb, vec_bf16 inp)
+{
+  vec_bf16 in0 = (vec_bf16)vec_load_vec(ina);
+  vec_bf16 in1 = (vec_bf16)vec_load_vec(inb);
+
+  vec_mult2b_mma(out, in0, in1, inp);
+}
+
+FORCEINLINE void vec_load_mult28b_mma(__vector_quad *out, vec_bf16 *ina, vec_bf16 *inb, vec_bf16 inp)
+{
+  vec_bf16 in0[4], in1[4];
+
+  vec_load_pair((vec_f32 *)(in0 + 0), (vec_f32 *)(ina + 0));
+  vec_load_pair((vec_f32 *)(in1 + 0), (vec_f32 *)(inb + 0));
+  vec_load_pair((vec_f32 *)(in0 + 2), (vec_f32 *)(ina + 2));
+  vec_load_pair((vec_f32 *)(in1 + 2), (vec_f32 *)(inb + 2));
+
+  vec_mult4b_mma(&out[0], in0 + 0, in1 + 0, inp);
+  vec_mult4b_mma(&out[4], in0 + 2, in1 + 2, inp);
+}
+
+FORCEINLINE void vec_loadN_mult22b_mma(__vector_quad *out, vec_bf16 *ina, vec_bf16 *inb, vec_bf16 inp, BLASLONG n)
+{
+  vec_bf16 in0 = vec_loadN(ina, n);
+  vec_bf16 in1 = vec_loadN(inb, n);
+
+  vec_mult2b_mma(out, in0, in1, inp);
+}
+
+FORCEINLINE void vec_load4_pair(vec_f32 *vy0, vec_f32 *v_y)
+{
+  vec_load_pair(vy0 + 0, v_y + 0);
+  vec_load_pair(vy0 + 2, v_y + 2);
+  vec_load_pair(vy0 + 4, v_y + 4);
+  vec_load_pair(vy0 + 6, v_y + 6);
+}
+
+FORCEINLINE void vec_store4_pair(vec_f32 *v_y, vec_f32 *vy0)
+{
+  vec_store_pair(v_y + 0, vy0 + 0);
+  vec_store_pair(v_y + 2, vy0 + 2);
+  vec_store_pair(v_y + 4, vy0 + 4);
+  vec_store_pair(v_y + 6, vy0 + 6);
+}
+
+#endif

kernel/power/sbgemv_n.c

@@ -87,6 +87,10 @@ static void BF16GEMV_N_beta(BLASLONG n, FLOAT *output_vector, FLOAT *input_vecto
   }
 }
 
+#if (defined(_ARCH_PWR10) && (defined(USE_BFGEMV_8_N_MMA) || (!defined(USE_BFGEMV_N_MMA) && defined(USE_BFGEMV_8_N_VSX)))) || (!defined(_ARCH_PWR10) && defined(USE_BFGEMV_8_N_VSX))
+#define USE_N_8
+#endif
+
 int CNAME(BLASLONG m, BLASLONG n, FLOAT alpha, IFLOAT *a, BLASLONG lda, IFLOAT *x, BLASLONG inc_x, FLOAT beta, FLOAT *y, BLASLONG inc_y)
 {
   IFLOAT *x_ptr, *ap[4];
@@ -100,7 +104,9 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT alpha, IFLOAT *a, BLASLONG lda, IFLOAT *
   y_ptr = y;
 
   BLASLONG lda4 = lda << 2;
+#ifdef USE_N_8
   BLASLONG lda8 = lda << 3;
+#endif
   BLASLONG NB = NBMAX;
   BLASLONG m2 = (m & (NBMAX - 1));
 
@@ -126,6 +132,7 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT alpha, IFLOAT *a, BLASLONG lda, IFLOAT *
     ap[3] = ap[2] + lda;
 
     if (inc_x == 1) {
+#ifdef USE_N_8
       for (BLASLONG j = 0; j + 8 <= n; j += 8) {
         BF16GEMV_N_8(NB, ap, x_ptr, ybuffer, lda4, alpha);
         ap[0] += lda8;
@@ -135,9 +142,16 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT alpha, IFLOAT *a, BLASLONG lda, IFLOAT *
         x_ptr += 8;
       }
       if (n & 4) {
+#else
+      for (BLASLONG j = 0; j + 4 <= n; j += 4) {
+#endif
         BF16GEMV_N_4(NB, ap, x_ptr, ybuffer, alpha);
         ap[0] += lda4;
         ap[1] += lda4;
+#ifndef USE_N_8
+        ap[2] += lda4;
+        ap[3] += lda4;
+#endif
         x_ptr += 4;
       }
       if (n & 2) {
@@ -149,6 +163,7 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT alpha, IFLOAT *a, BLASLONG lda, IFLOAT *
         BF16GEMV_N_1(NB, ap, x_ptr, ybuffer, alpha);
       }
     } else {
+#ifdef USE_N_8
       for (BLASLONG j = 0; j + 8 <= n; j += 8) {
         copy_x(8, x_ptr, xbuffer, inc_x);
         BF16GEMV_N_8(NB, ap, xbuffer, ybuffer, lda4, alpha);
@@ -159,10 +174,17 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT alpha, IFLOAT *a, BLASLONG lda, IFLOAT *
         x_ptr += 8 * inc_x;
       }
       if (n & 4) {
+#else
+      for (BLASLONG j = 0; j + 4 <= n; j += 4) {
+#endif
         copy_x(4, x_ptr, xbuffer, inc_x);
         BF16GEMV_N_4(NB, ap, xbuffer, ybuffer, alpha);
         ap[0] += lda4;
         ap[1] += lda4;
+#ifndef USE_N_8
+        ap[2] += lda4;
+        ap[3] += lda4;
+#endif
         x_ptr += 4 * inc_x;
       }
       if (n & 2) {

kernel/power/sbgemv_n_power10.c

@@ -25,9 +25,309 @@ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *****************************************************************************/
 
-//#include "sbgemv_common.c"
+#ifndef SBGEMV_N_MMA_C
+#define SBGEMV_N_MMA_C
 
-#include "sbgemv_n_vsx.c"
+#define USE_BFGEMV_N_MMA
+
+#ifdef USE_BFGEMV_N_MMA
+#include "sbgemv_common_power10.c"
+
+#ifndef BF16GEMV_N_X
+#define BF16GEMV_N_X
+#define BF16GEMV_N_8 BF16GEMV_N_MMA_8
+#define BF16GEMV_N_4 BF16GEMV_N_MMA_4
+#define BF16GEMV_N_2 BF16GEMV_N_MMA_2
+#define BF16GEMV_N_1 BF16GEMV_N_MMA_1
+#endif
+
+#define USE_BFGEMV_8_N_MMA
+
+static void BF16GEMV_N_MMA_1(BLASLONG n, IFLOAT **ap, IFLOAT *xo, FLOAT *y, FLOAT alpha)
+{
+  IFLOAT *a0;
+  __vector_quad temp[2*4];
+  vec_f32 temp0[8*4], vy0[2*4];
+  vec_f32 v_alpha = { alpha, alpha, alpha, alpha };
+
+  a0 = ap[0];
+
+  vec_bf16 *va0 = (vec_bf16 *)a0;
+
+  vec_bf16 *x_bf = (vec_bf16 *)(xo);
+  vec_bf16 v_x0 = vec_loadN(x_bf, 1);
+
+  vec_f32 *v_y = (vec_f32 *)y;
+  BLASLONG n8 = n / 8;
+  BLASLONG i = 0;
+
+  for (; i + 4 <= n8; i += 4) {
+    vec_load4_pair(vy0, &v_y[(i * 2) + 0]);
+
+    vec_load_mult18_mma(&temp[0], &va0[i + 0], v_x0);
+
+    vec_reduce8_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_store4_pair(&v_y[(i * 2) + 0], vy0);
+  }
+
+  for (; i < n8; i++) {
+    vec_load_pair(vy0, &v_y[(i * 2) + 0]);
+
+    vec_load_mult12_mma(&temp[0], &va0[i], v_x0);
+
+    vec_reduce2_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_store_pair(&v_y[(i * 2) + 0], vy0);
+  }
+
+  n &= 7;
+  if (n > 4) {
+    BLASLONG n3 = n & 3;
+    vec_loadN2_f32(vy0, &v_y[(i * 2) + 0], n3);
+
+    vec_loadN_mult12_mma(&temp[0], &va0[i], v_x0, n);
+
+    vec_reduce2_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_storeN2_f32(vy0, &v_y[(i * 2) + 0], n3);
+  } else if (n) {
+    vy0[0] = vec_loadN_f32(&v_y[(i * 2) + 0], n);
+
+    vec_loadN_mult11_mma(&temp[0], &va0[i], v_x0, n);
+
+    vec_reduce1_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_storeN_f32(vy0[0], &v_y[(i * 2) + 0], n);
+  }
+}
+
+static void BF16GEMV_N_MMA_2(BLASLONG n, IFLOAT **ap, IFLOAT *xo, FLOAT *y, FLOAT alpha)
+{
+  IFLOAT *a0, *a1;
+  __vector_quad temp[2*4];
+  vec_f32 temp0[8*4], vy0[2*4];
+  vec_f32 v_alpha = { alpha, alpha, alpha, alpha };
+
+  a0 = ap[0];
+  a1 = ap[1];
+
+  vec_bf16 *va0 = (vec_bf16 *)a0;
+  vec_bf16 *va1 = (vec_bf16 *)a1;
+
+  vec_bf16 *x_bf = (vec_bf16 *)(xo);
+  vec_bf16 v_x0 = vec_loadN(x_bf, 2);
+
+  vec_f32 *v_y = (vec_f32 *)y;
+  BLASLONG n8 = n / 8;
+  BLASLONG i = 0;
+
+  for (; i + 4 <= n8; i += 4) {
+    vec_load4_pair(vy0, &v_y[(i * 2) + 0]);
+
+    vec_load_mult28a_mma(&temp[0], &va0[i + 0], &va1[i + 0], v_x0);
+
+    vec_reduce8_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_store4_pair(&v_y[(i * 2) + 0], vy0);
+  }
+
+  for (; i < n8; i++) {
+    vec_load_pair(vy0, &v_y[(i * 2) + 0]);
+
+    vec_load_mult22a_mma(&temp[0], &va0[i], &va1[i], v_x0);
+
+    vec_reduce2_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_store_pair(&v_y[(i * 2) + 0], vy0);
+  }
+
+  n &= 7;
+  if (n > 4) {
+    BLASLONG n3 = n & 3;
+    vec_loadN2_f32(vy0, &v_y[(i * 2) + 0], n3);
+
+    vec_loadN_mult22a_mma(&temp[0], &va0[i], &va1[i], v_x0, n);
+
+    vec_reduce2_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_storeN2_f32(vy0, &v_y[(i * 2) + 0], n3);
+  } else if (n) {
+    vy0[0] = vec_loadN_f32(&v_y[(i * 2) + 0], n);
+
+    vec_loadN_mult11a_mma(&temp[0], &va0[i], &va1[i], v_x0, n);
+
+    vec_reduce1_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_storeN_f32(vy0[0], &v_y[(i * 2) + 0], n);
+  }
+}
 
-//#include "sbgemv_n.c"
+static void BF16GEMV_N_MMA_4(BLASLONG n, IFLOAT **ap, IFLOAT *xo, FLOAT *y, FLOAT alpha)
+{
+  IFLOAT *a0, *a1, *a2, *a3;
+  __vector_quad temp[2*4];
+  vec_f32 temp0[8*4], vy0[2*4];
+  vec_f32 v_alpha = { alpha, alpha, alpha, alpha };
+
+  a0 = ap[0];
+  a1 = ap[1];
+  a2 = ap[2];
+  a3 = ap[3];
+
+  vec_bf16 *va0 = (vec_bf16 *)a0;
+  vec_bf16 *va1 = (vec_bf16 *)a1;
+  vec_bf16 *va2 = (vec_bf16 *)a2;
+  vec_bf16 *va3 = (vec_bf16 *)a3;
+
+  vec_bf16 *x_bf = (vec_bf16 *)(xo);
+  vec_bf16 v_x00 = vec_loadN(x_bf, 4);
+
+  vec_bf16 v_x01 = (vec_bf16)vec_splat((vec_f32)v_x00, 1);
+
+  vec_f32 *v_y = (vec_f32 *)y;
+  BLASLONG n8 = n / 8;
+  BLASLONG i = 0;
+
+  for (; i + 4 <= n8; i += 4) {
+    vec_load4_pair(vy0, &v_y[(i * 2) + 0]);
+
+    vec_load_mult28a_mma(&temp[0], &va0[i + 0], &va1[i + 0], v_x00);
+    vec_load_mult28b_mma(&temp[0], &va2[i + 0], &va3[i + 0], v_x01);
+
+    vec_reduce8_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_store4_pair(&v_y[(i * 2) + 0], vy0);
+  }
+
+  for (; i < n8; i++) {
+    vec_load_pair(vy0, &v_y[(i * 2) + 0]);
+
+    vec_load_mult22a_mma(&temp[0], &va0[i], &va1[i], v_x00);
+    vec_load_mult22b_mma(&temp[0], &va2[i], &va3[i], v_x01);
+
+    vec_reduce2_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_store_pair(&v_y[(i * 2) + 0], vy0);
+  }
+
+  n &= 7;
+  if (n > 4) {
+    BLASLONG n3 = n & 3;
+    vec_loadN2_f32(vy0, &v_y[(i * 2) + 0], n3);
+
+    vec_loadN_mult22a_mma(&temp[0], &va0[i], &va1[i], v_x00, n);
+    vec_loadN_mult22b_mma(&temp[0], &va2[i], &va3[i], v_x01, n);
+
+    vec_reduce2_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_storeN2_f32(vy0, &v_y[(i * 2) + 0], n3);
+  } else if (n) {
+    vy0[0] = vec_loadN_f32(&v_y[(i * 2) + 0], n);
+
+    vec_loadN_mult11a_mma(&temp[0], &va0[i], &va1[i], v_x00, n);
+    vec_loadN_mult11b_mma(&temp[0], &va2[i], &va3[i], v_x01, n);
+
+    vec_reduce1_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_storeN_f32(vy0[0], &v_y[(i * 2) + 0], n);
+  }
+}
+
+#ifdef USE_BFGEMV_8_N_MMA
+static void BF16GEMV_N_MMA_8(BLASLONG n, IFLOAT **ap, IFLOAT *xo, FLOAT *y, BLASLONG lda4, FLOAT alpha)
+{
+  IFLOAT *a0, *a1, *a2, *a3, *b0, *b1, *b2, *b3;
+  __vector_quad temp[2*4];
+  vec_f32 temp0[8*4], vy0[2*4];
+  vec_f32 v_alpha = { alpha, alpha, alpha, alpha };
+
+  a0 = ap[0];
+  a1 = ap[1];
+  a2 = ap[2];
+  a3 = ap[3];
+  b0 = a0 + lda4;
+  b1 = a1 + lda4;
+  b2 = a2 + lda4;
+  b3 = a3 + lda4;
+
+  vec_bf16 *va0 = (vec_bf16 *)a0;
+  vec_bf16 *va1 = (vec_bf16 *)a1;
+  vec_bf16 *va2 = (vec_bf16 *)a2;
+  vec_bf16 *va3 = (vec_bf16 *)a3;
+  vec_bf16 *vb0 = (vec_bf16 *)b0;
+  vec_bf16 *vb1 = (vec_bf16 *)b1;
+  vec_bf16 *vb2 = (vec_bf16 *)b2;
+  vec_bf16 *vb3 = (vec_bf16 *)b3;
+
+  vec_bf16 *x_bf = (vec_bf16 *)(xo);
+  vec_bf16 v_x00 = (vec_bf16)vec_load_vec(x_bf);
+
+  vec_bf16 v_x01 = (vec_bf16)vec_splat((vec_f32)v_x00, 1);
+  vec_bf16 v_x02 = (vec_bf16)vec_splat((vec_f32)v_x00, 2);
+  vec_bf16 v_x03 = (vec_bf16)vec_splat((vec_f32)v_x00, 3);
+
+  vec_f32 *v_y = (vec_f32 *)y;
+  BLASLONG n8 = n / 8;
+  BLASLONG i = 0;
+
+  for (; i + 4 <= n8; i += 4) {
+    vec_load4_pair(vy0, &v_y[(i * 2) + 0]);
+
+    vec_load_mult28a_mma(&temp[0], &va0[i + 0], &va1[i + 0], v_x00);
+    vec_load_mult28b_mma(&temp[0], &va2[i + 0], &va3[i + 0], v_x01);
+    vec_load_mult28b_mma(&temp[0], &vb0[i + 0], &vb1[i + 0], v_x02);
+    vec_load_mult28b_mma(&temp[0], &vb2[i + 0], &vb3[i + 0], v_x03);
+
+    vec_reduce8_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_store4_pair(&v_y[(i * 2) + 0], vy0);
+  }
+
+  for (; i < n8; i++) {
+    vec_load_pair(vy0, &v_y[(i * 2) + 0]);
+
+    vec_load_mult22a_mma(&temp[0], &va0[i], &va1[i], v_x00);
+    vec_load_mult22b_mma(&temp[0], &va2[i], &va3[i], v_x01);
+    vec_load_mult22b_mma(&temp[0], &vb0[i], &vb1[i], v_x02);
+    vec_load_mult22b_mma(&temp[0], &vb2[i], &vb3[i], v_x03);
+
+    vec_reduce2_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_store_pair(&v_y[(i * 2) + 0], vy0);
+  }
+
+  n &= 7;
+  if (n > 4) {
+    BLASLONG n3 = n & 3;
+    vec_loadN2_f32(vy0, &v_y[(i * 2) + 0], n3);
+
+    vec_loadN_mult22a_mma(&temp[0], &va0[i], &va1[i], v_x00, n);
+    vec_loadN_mult22b_mma(&temp[0], &va2[i], &va3[i], v_x01, n);
+    vec_loadN_mult22b_mma(&temp[0], &vb0[i], &vb1[i], v_x02, n);
+    vec_loadN_mult22b_mma(&temp[0], &vb2[i], &vb3[i], v_x03, n);
+
+    vec_reduce2_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_storeN2_f32(vy0, &v_y[(i * 2) + 0], n3);
+  } else if (n) {
+    vy0[0] = vec_loadN_f32(&v_y[(i * 2) + 0], n);
+
+    vec_loadN_mult11a_mma(&temp[0], &va0[i], &va1[i], v_x00, n);
+    vec_loadN_mult11b_mma(&temp[0], &va2[i], &va3[i], v_x01, n);
+    vec_loadN_mult11b_mma(&temp[0], &vb0[i], &vb1[i], v_x02, n);
+    vec_loadN_mult11b_mma(&temp[0], &vb2[i], &vb3[i], v_x03, n);
+
+    vec_reduce1_mma(&temp[0], temp0, v_alpha, vy0);
+
+    vec_storeN_f32(vy0[0], &v_y[(i * 2) + 0], n);
+  }
+}
+#endif
+
+#include "sbgemv_n.c"
+#else
+#include "sbgemv_n_vsx.c"
+#endif
+#endif
 

kernel/power/sbgemv_n_vsx.c

@@ -25,12 +25,20 @@ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *****************************************************************************/
 
-#ifndef SBGEMV_N_VSX
-#define SBGEMV_N_VSX
+#ifndef SBGEMV_N_VSX_C
+#define SBGEMV_N_VSX_C
 
 #include "sbgemv_common.c"
 
-#define NBMAX 4096
+#ifndef BF16GEMV_N_X
+#define BF16GEMV_N_X
+#define BF16GEMV_N_8 BF16GEMV_N_VSX_8
+#define BF16GEMV_N_4 BF16GEMV_N_VSX_4
+#define BF16GEMV_N_2 BF16GEMV_N_VSX_2
+#define BF16GEMV_N_1 BF16GEMV_N_VSX_1
+#endif
+
+#define USE_BFGEMV_8_N_VSX
 
 static void BF16GEMV_N_VSX_1(BLASLONG n, IFLOAT **ap, IFLOAT *xo, FLOAT *y, FLOAT alpha)
 {
@@ -70,11 +78,11 @@ static void BF16GEMV_N_VSX_1(BLASLONG n, IFLOAT **ap, IFLOAT *xo, FLOAT *y, FLOA
 
     vec_storeN2_f32(vy0, &v_y[(i * 2) + 0], n3);
   } else if (n) {
-    vec_f32 vy0 = vec_loadN_f32(&v_y[(i * 2) + 0], n);
+    vy0[0] = vec_loadN_f32(&v_y[(i * 2) + 0], n);
 
-    vy0 += vec_loadNHi_multi2(v_x0, &va0[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x0, &va0[i], n, zero);
 
-    vec_storeN_f32(vy0, &v_y[(i * 2) + 0], n);
+    vec_storeN_f32(vy0[0], &v_y[(i * 2) + 0], n);
   }
 }
 
@@ -121,12 +129,12 @@ static void BF16GEMV_N_VSX_2(BLASLONG n, IFLOAT **ap, IFLOAT *xo, FLOAT *y, FLOA
 
     vec_storeN2_f32(vy0, &v_y[(i * 2) + 0], n3);
   } else if (n) {
-    vec_f32 vy0 = vec_loadN_f32(&v_y[(i * 2) + 0], n);
+    vy0[0] = vec_loadN_f32(&v_y[(i * 2) + 0], n);
 
-    vy0 += vec_loadNHi_multi2(v_x0, &va0[i], n, zero);
-    vy0 += vec_loadNHi_multi2(v_x1, &va1[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x0, &va0[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x1, &va1[i], n, zero);
 
-    vec_storeN_f32(vy0, &v_y[(i * 2) + 0], n);
+    vec_storeN_f32(vy0[0], &v_y[(i * 2) + 0], n);
   }
 }
 
@@ -183,17 +191,18 @@ static void BF16GEMV_N_VSX_4(BLASLONG n, IFLOAT **ap, IFLOAT *xo, FLOAT *y, FLOA
 
     vec_storeN2_f32(vy0, &v_y[(i * 2) + 0], n3);
   } else if (n) {
-    vec_f32 vy0 = vec_loadN_f32(&v_y[(i * 2) + 0], n);
+    vy0[0] = vec_loadN_f32(&v_y[(i * 2) + 0], n);
 
-    vy0 += vec_loadNHi_multi2(v_x0, &va0[i], n, zero);
-    vy0 += vec_loadNHi_multi2(v_x1, &va1[i], n, zero);
-    vy0 += vec_loadNHi_multi2(v_x2, &va2[i], n, zero);
-    vy0 += vec_loadNHi_multi2(v_x3, &va3[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x0, &va0[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x1, &va1[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x2, &va2[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x3, &va3[i], n, zero);
 
-    vec_storeN_f32(vy0, &v_y[(i * 2) + 0], n);
+    vec_storeN_f32(vy0[0], &v_y[(i * 2) + 0], n);
   }
 }
 
+#ifdef USE_BFGEMV_8_N_VSX
 static void BF16GEMV_N_VSX_8(BLASLONG n, IFLOAT **ap, IFLOAT *xo, FLOAT *y, BLASLONG lda4, FLOAT alpha)
 {
   IFLOAT *a0, *a1, *a2, *a3, *b0, *b1, *b2, *b3;
@@ -270,25 +279,21 @@ static void BF16GEMV_N_VSX_8(BLASLONG n, IFLOAT **ap, IFLOAT *xo, FLOAT *y, BLAS
 
     vec_storeN2_f32(vy0, &v_y[(i * 2) + 0], n3);
   } else if (n) {
-    vec_f32 vy0 = vec_loadN_f32(&v_y[(i * 2) + 0], n);
-
-    vy0 += vec_loadNHi_multi2(v_x0, &va0[i], n, zero);
-    vy0 += vec_loadNHi_multi2(v_x1, &va1[i], n, zero);
-    vy0 += vec_loadNHi_multi2(v_x2, &va2[i], n, zero);
-    vy0 += vec_loadNHi_multi2(v_x3, &va3[i], n, zero);
-    vy0 += vec_loadNHi_multi2(v_x4, &vb0[i], n, zero);
-    vy0 += vec_loadNHi_multi2(v_x5, &vb1[i], n, zero);
-    vy0 += vec_loadNHi_multi2(v_x6, &vb2[i], n, zero);
-    vy0 += vec_loadNHi_multi2(v_x7, &vb3[i], n, zero);
-
-    vec_storeN_f32(vy0, &v_y[(i * 2) + 0], n);
+    vy0[0] = vec_loadN_f32(&v_y[(i * 2) + 0], n);
+
+    vy0[0] += vec_loadNHi_mult2(v_x0, &va0[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x1, &va1[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x2, &va2[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x3, &va3[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x4, &vb0[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x5, &vb1[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x6, &vb2[i], n, zero);
+    vy0[0] += vec_loadNHi_mult2(v_x7, &vb3[i], n, zero);
+
+    vec_storeN_f32(vy0[0], &v_y[(i * 2) + 0], n);
   }
 }
-
-#define BF16GEMV_N_8 BF16GEMV_N_VSX_8
-#define BF16GEMV_N_4 BF16GEMV_N_VSX_4
-#define BF16GEMV_N_2 BF16GEMV_N_VSX_2
-#define BF16GEMV_N_1 BF16GEMV_N_VSX_1
+#endif
 
 #include "sbgemv_n.c"
 #endif

kernel/power/sbgemv_t.c

@@ -27,6 +27,11 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #ifndef SBGEMV_T_COMMON_C
 #define SBGEMV_T_COMMON_C
+
+#if (defined(_ARCH_PWR10) && (defined(USE_BFGEMV_8_T_MMA) || (!defined(USE_BFGEMV_N_MMA) && defined(USE_BFGEMV_8_T_VSX)))) || (!defined(_ARCH_PWR10) && defined(USE_BFGEMV_8_T_VSX))
+#define USE_T_8
+#endif
+
 int CNAME(BLASLONG m, BLASLONG n, FLOAT alpha, IFLOAT *a, BLASLONG lda, IFLOAT *x, BLASLONG inc_x, FLOAT beta, FLOAT *y, BLASLONG inc_y)
 {
   IFLOAT *xbuffer, *a_ptr;
@@ -39,7 +44,9 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT alpha, IFLOAT *a, BLASLONG lda, IFLOAT *
   xbuffer = buffer;
 
   BLASLONG lda4 = lda << 2;
+#ifdef USE_T_8
   BLASLONG lda8 = lda << 3;
+#endif
   BLASLONG NB = NBMAX;
   BLASLONG m2 = (m & (NBMAX - 1));
 
@@ -60,12 +67,16 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT alpha, IFLOAT *a, BLASLONG lda, IFLOAT *
     }
 
     if (inc_y == 1) {
+#ifdef USE_T_8
       for (BLASLONG j = 0; j + 8 <= n; j += 8) {
         BF16GEMV_T_8(NB, lda, a_ptr, xbuffer, y_ptr, alpha, beta);
         y_ptr += 8;
         a_ptr += lda8;
       }
       if (n & 4) {
+#else
+      for (BLASLONG j = 0; j + 4 <= n; j += 4) {
+#endif
         BF16GEMV_T_4(NB, lda, a_ptr, xbuffer, y_ptr, alpha, beta);
         y_ptr += 4;
         a_ptr += lda4;
@@ -79,6 +90,7 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT alpha, IFLOAT *a, BLASLONG lda, IFLOAT *
         BF16GEMV_T_1(NB, lda, a_ptr, xbuffer, y_ptr, alpha, beta);
       }
     } else {
+#ifdef USE_T_8
       for (BLASLONG j = 0; j + 8 <= n; j += 8) {
         memset(ybuffer, 0, sizeof(FLOAT) * 8);
         BF16GEMV_T_8(NB, lda, a_ptr, xbuffer, ybuffer, alpha, beta);
@@ -87,6 +99,9 @@ int CNAME(BLASLONG m, BLASLONG n, FLOAT alpha, IFLOAT *a, BLASLONG lda, IFLOAT *
         a_ptr += lda8;
       }
       if (n & 4) {
+#else
+      for (BLASLONG j = 0; j + 4 <= n; j += 4) {
+#endif
         memset(ybuffer, 0, sizeof(FLOAT) * 4);
         BF16GEMV_T_4(NB, lda, a_ptr, xbuffer, ybuffer, alpha, beta);
         copy_y(4, ybuffer, y_ptr, inc_y, beta);

kernel/power/sbgemv_t_power10.c

@@ -25,8 +25,334 @@ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *****************************************************************************/
 
-//#include "sbgemv_common.c"
+#ifndef SBGEMV_T_MMA_C
+#define SBGEMV_T_MMA_C
 
+#define USE_BFGEMV_T_MMA
+
+#ifdef USE_BFGEMV_T_MMA
+#include "sbgemv_common_power10.c"
+
+#ifndef BF16GEMV_T_X
+#define BF16GEMV_T_X
+#define BF16GEMV_T_8 BF16GEMV_T_MMA_8
+#define BF16GEMV_T_4 BF16GEMV_T_MMA_4
+#define BF16GEMV_T_2 BF16GEMV_T_MMA_2
+#define BF16GEMV_T_1 BF16GEMV_T_MMA_1
+#endif
+
+#define USE_BFGEMV_8_T_MMA
+
+static void BF16GEMV_T_MMA_1(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FLOAT *y, FLOAT alpha, FLOAT beta)
+{
+  IFLOAT *a0;
+  vec_bf16 *va0, *v_x;
+  __vector_quad temp0;
+  vec_f32 temp00[4];
+  vec_bf16 inp[2];
+
+  __builtin_mma_xxsetaccz(&temp0);
+
+  a0 = ap;
+  va0 = (vec_bf16 *)a0;
+  v_x = (vec_bf16 *)x;
+  BLASLONG n8 = n / 8;
+  BLASLONG i = 0;
+
+  for (; i + 2 <= n8; i += 2) {
+    vec_load_pair((vec_f32 *)inp, (vec_f32 *)&v_x[i]);
+
+    vec_load_mult2_mma(&temp0, &va0[i + 0], inp);
+  }
+
+  if (n8 & 1) {
+    inp[0] = (vec_bf16)vec_load_vec(&v_x[i]);
+
+    vec_load_mult_mma(&temp0, &va0[i], inp[0]);
+
+    i++;
+  }
+
+  n &= 7;
+  if (n) {
+    inp[0] = vec_loadN(&v_x[i], n);
+
+    vec_loadN_mult_mma(&temp0, &va0[i], inp[0], n);
+  }
+
+  __builtin_mma_disassemble_acc((void*)temp00, &temp0);
+
+  y[0] = (alpha * (temp00[0][0] + temp00[1][1] + temp00[2][2] + temp00[3][3])) + (beta * y[0]);
+}
+
+static void BF16GEMV_T_MMA_2(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FLOAT *y, FLOAT alpha, FLOAT beta)
+{
+  IFLOAT *a0, *a1;
+  vec_bf16 *va0, *va1, *v_x;
+  __vector_quad temp0, temp1;
+  vec_f32 temp00[4], temp01[4];
+  vec_bf16 inp[2];
+
+  __builtin_mma_xxsetaccz(&temp0);
+  __builtin_mma_xxsetaccz(&temp1);
+
+  a0 = ap;
+  a1 = ap + lda;
+  va0 = (vec_bf16 *)a0;
+  va1 = (vec_bf16 *)a1;
+  v_x = (vec_bf16 *)x;
+  BLASLONG n8 = n / 8;
+  BLASLONG i = 0;
+
+  for (; i + 2 <= n8; i += 2) {
+    vec_load_pair((vec_f32 *)inp, (vec_f32 *)&v_x[i]);
+
+    vec_load_mult2_mma(&temp0, &va0[i + 0], inp);
+    vec_load_mult2_mma(&temp1, &va1[i + 0], inp);
+  }
+
+  if (n8 & 1) {
+    inp[0] = (vec_bf16)vec_load_vec(&v_x[i]);
+
+    vec_load_mult_mma(&temp0, &va0[i], inp[0]);
+    vec_load_mult_mma(&temp1, &va1[i], inp[0]);
+
+    i++;
+  }
+
+  n &= 7;
+  if (n) {
+    inp[0] = vec_loadN(&v_x[i], n);
+
+    vec_loadN_mult_mma(&temp0, &va0[i], inp[0], n);
+    vec_loadN_mult_mma(&temp1, &va1[i], inp[0], n);
+  }
+
+  __builtin_mma_disassemble_acc((void*)temp00, &temp0);
+  __builtin_mma_disassemble_acc((void*)temp01, &temp1);
+
+  y[0] = (alpha * (temp00[0][0] + temp00[1][1] + temp00[2][2] + temp00[3][3])) + (beta * y[0]);
+  y[1] = (alpha * (temp01[0][0] + temp01[1][1] + temp01[2][2] + temp01[3][3])) + (beta * y[1]);
+}
+
+static void BF16GEMV_T_MMA_4(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FLOAT *y, FLOAT alpha, FLOAT beta)
+{
+  IFLOAT *a0, *a1, *a2, *a3;
+  vec_bf16 *va0, *va1, *va2, *va3, *v_x;
+  __vector_quad temp0, temp1, temp2, temp3;
+  vec_f32 temp00[4], temp01[4], temp02[4], temp03[4];
+  vec_bf16 inp[2];
+
+  __builtin_mma_xxsetaccz(&temp0);
+  __builtin_mma_xxsetaccz(&temp1);
+  __builtin_mma_xxsetaccz(&temp2);
+  __builtin_mma_xxsetaccz(&temp3);
+
+  a0 = ap;
+  a1 = ap + lda;
+  a2 = a1 + lda;
+  a3 = a2 + lda;
+  va0 = (vec_bf16 *)a0;
+  va1 = (vec_bf16 *)a1;
+  va2 = (vec_bf16 *)a2;
+  va3 = (vec_bf16 *)a3;
+  v_x = (vec_bf16 *)x;
+  BLASLONG n8 = n / 8;
+  BLASLONG i = 0;
+
+  for (; i + 2 <= n8; i += 2) {
+    vec_load_pair((vec_f32 *)inp, (vec_f32 *)&v_x[i]);
+
+    vec_load_mult2_mma(&temp0, &va0[i + 0], inp);
+    vec_load_mult2_mma(&temp1, &va1[i + 0], inp);
+    vec_load_mult2_mma(&temp2, &va2[i + 0], inp);
+    vec_load_mult2_mma(&temp3, &va3[i + 0], inp);
+  }
+
+  if (n8 & 1) {
+    inp[0] = (vec_bf16)vec_load_vec(&v_x[i]);
+
+    vec_load_mult_mma(&temp0, &va0[i], inp[0]);
+    vec_load_mult_mma(&temp1, &va1[i], inp[0]);
+    vec_load_mult_mma(&temp2, &va2[i], inp[0]);
+    vec_load_mult_mma(&temp3, &va3[i], inp[0]);
+
+    i++;
+  }
+
+  n &= 7;
+  if (n) {
+    inp[0] = vec_loadN(&v_x[i], n);
+
+    vec_loadN_mult_mma(&temp0, &va0[i], inp[0], n);
+    vec_loadN_mult_mma(&temp1, &va1[i], inp[0], n);
+    vec_loadN_mult_mma(&temp2, &va2[i], inp[0], n);
+    vec_loadN_mult_mma(&temp3, &va3[i], inp[0], n);
+  }
+
+  __builtin_mma_disassemble_acc((void*)temp00, &temp0);
+  __builtin_mma_disassemble_acc((void*)temp01, &temp1);
+  __builtin_mma_disassemble_acc((void*)temp02, &temp2);
+  __builtin_mma_disassemble_acc((void*)temp03, &temp3);
+
+  vec_f32 t0, t1, t2, t3, t4, t5, t6, t7;
+  vec_f32 a = { alpha, alpha, alpha, alpha };
+  vec_f32 b = { beta, beta, beta, beta };
+  vec_f32 *v_y = (vec_f32 *) y;
+
+  t0 = vec_mergeh(temp00[0], temp01[0]);
+  t1 = vec_mergeh(temp02[0], temp03[0]);
+  t2 = vec_mergeo(temp00[1], temp01[1]);
+  t3 = vec_mergeo(temp02[1], temp03[1]);
+  t4 = vec_mergel(temp00[2], temp01[2]);
+  t5 = vec_mergel(temp02[2], temp03[2]);
+  t6 = vec_mergeo(temp00[3], temp01[3]);
+  t7 = vec_mergeo(temp02[3], temp03[3]);
+  t0 = vec_xxpermdi(t0, t1, 0);
+  t2 = vec_xxpermdi(t2, t3, 0);
+  t4 = vec_xxpermdi(t4, t5, 0);
+  t6 = vec_xxpermdi(t6, t7, 3);
+
+  t0 += t2 + t4 + t6;
+
+  v_y[0] = (a * t0) + (b * v_y[0]);
+}
+
+#ifdef USE_BFGEMV_8_T_MMA
+static void BF16GEMV_T_MMA_8(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FLOAT *y, FLOAT alpha, FLOAT beta)
+{
+  IFLOAT *a0, *a1, *a2, *a3, *a4, *a5, *a6, *a7;
+  vec_bf16 *va0, *va1, *va2, *va3, *va4, *va5, *va6, *va7, *v_x;
+  __vector_quad temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7;
+  vec_f32 temp00[4], temp01[4], temp02[4], temp03[4], temp04[4], temp05[4], temp06[4], temp07[4];
+  vec_bf16 inp[2];
+
+  __builtin_mma_xxsetaccz(&temp0);
+  __builtin_mma_xxsetaccz(&temp1);
+  __builtin_mma_xxsetaccz(&temp2);
+  __builtin_mma_xxsetaccz(&temp3);
+  __builtin_mma_xxsetaccz(&temp4);
+  __builtin_mma_xxsetaccz(&temp5);
+  __builtin_mma_xxsetaccz(&temp6);
+  __builtin_mma_xxsetaccz(&temp7);
+
+  a0 = ap;
+  a1 = ap + lda;
+  a2 = a1 + lda;
+  a3 = a2 + lda;
+  a4 = a3 + lda;
+  a5 = a4 + lda;
+  a6 = a5 + lda;
+  a7 = a6 + lda;
+  va0 = (vec_bf16 *)a0;
+  va1 = (vec_bf16 *)a1;
+  va2 = (vec_bf16 *)a2;
+  va3 = (vec_bf16 *)a3;
+  va4 = (vec_bf16 *)a4;
+  va5 = (vec_bf16 *)a5;
+  va6 = (vec_bf16 *)a6;
+  va7 = (vec_bf16 *)a7;
+  v_x = (vec_bf16 *)x;
+  BLASLONG n8 = n / 8;
+  BLASLONG i = 0;
+
+  for (; i + 2 <= n8; i += 2) {
+    vec_load_pair((vec_f32 *)inp, (vec_f32 *)&v_x[i]);
+
+    vec_load_mult2_mma(&temp0, &va0[i + 0], inp);
+    vec_load_mult2_mma(&temp1, &va1[i + 0], inp);
+    vec_load_mult2_mma(&temp2, &va2[i + 0], inp);
+    vec_load_mult2_mma(&temp3, &va3[i + 0], inp);
+    vec_load_mult2_mma(&temp4, &va4[i + 0], inp);
+    vec_load_mult2_mma(&temp5, &va5[i + 0], inp);
+    vec_load_mult2_mma(&temp6, &va6[i + 0], inp);
+    vec_load_mult2_mma(&temp7, &va7[i + 0], inp);
+  }
+
+  if (n8 & 1) {
+    inp[0] = (vec_bf16)vec_load_vec(&v_x[i]);
+
+    vec_load_mult_mma(&temp0, &va0[i], inp[0]);
+    vec_load_mult_mma(&temp1, &va1[i], inp[0]);
+    vec_load_mult_mma(&temp2, &va2[i], inp[0]);
+    vec_load_mult_mma(&temp3, &va3[i], inp[0]);
+    vec_load_mult_mma(&temp4, &va4[i], inp[0]);
+    vec_load_mult_mma(&temp5, &va5[i], inp[0]);
+    vec_load_mult_mma(&temp6, &va6[i], inp[0]);
+    vec_load_mult_mma(&temp7, &va7[i], inp[0]);
+
+    i++;
+  }
+
+  n &= 7;
+  if (n) {
+    inp[0] = vec_loadN(&v_x[i], n);
+
+    vec_loadN_mult_mma(&temp0, &va0[i], inp[0], n);
+    vec_loadN_mult_mma(&temp1, &va1[i], inp[0], n);
+    vec_loadN_mult_mma(&temp2, &va2[i], inp[0], n);
+    vec_loadN_mult_mma(&temp3, &va3[i], inp[0], n);
+    vec_loadN_mult_mma(&temp4, &va4[i], inp[0], n);
+    vec_loadN_mult_mma(&temp5, &va5[i], inp[0], n);
+    vec_loadN_mult_mma(&temp6, &va6[i], inp[0], n);
+    vec_loadN_mult_mma(&temp7, &va7[i], inp[0], n);
+  }
+
+  __builtin_mma_disassemble_acc((void*)temp00, &temp0);
+  __builtin_mma_disassemble_acc((void*)temp01, &temp1);
+  __builtin_mma_disassemble_acc((void*)temp02, &temp2);
+  __builtin_mma_disassemble_acc((void*)temp03, &temp3);
+  __builtin_mma_disassemble_acc((void*)temp04, &temp4);
+  __builtin_mma_disassemble_acc((void*)temp05, &temp5);
+  __builtin_mma_disassemble_acc((void*)temp06, &temp6);
+  __builtin_mma_disassemble_acc((void*)temp07, &temp7);
+
+  vec_f32 t0, t1, t2, t3, t4, t5, t6, t7, t10, t11, t12, t13, t14, t15, t16, t17;
+  vec_f32 a = { alpha, alpha, alpha, alpha };
+  vec_f32 b = { beta, beta, beta, beta };
+  vec_f32 *v_y = (vec_f32 *) y;
+
+  t0 = vec_mergeh(temp00[0], temp01[0]);
+  t1 = vec_mergeh(temp02[0], temp03[0]);
+  t2 = vec_mergeo(temp00[1], temp01[1]);
+  t3 = vec_mergeo(temp02[1], temp03[1]);
+  t4 = vec_mergel(temp00[2], temp01[2]);
+  t5 = vec_mergel(temp02[2], temp03[2]);
+  t6 = vec_mergeo(temp00[3], temp01[3]);
+  t7 = vec_mergeo(temp02[3], temp03[3]);
+  t0 = vec_xxpermdi(t0, t1, 0);
+  t2 = vec_xxpermdi(t2, t3, 0);
+  t4 = vec_xxpermdi(t4, t5, 0);
+  t6 = vec_xxpermdi(t6, t7, 3);
+
+  t0 += t2 + t4 + t6;
+
+  t10 = vec_mergeh(temp04[0], temp05[0]);
+  t11 = vec_mergeh(temp06[0], temp07[0]);
+  t12 = vec_mergeo(temp04[1], temp05[1]);
+  t13 = vec_mergeo(temp06[1], temp07[1]);
+  t14 = vec_mergel(temp04[2], temp05[2]);
+  t15 = vec_mergel(temp06[2], temp07[2]);
+  t16 = vec_mergeo(temp04[3], temp05[3]);
+  t17 = vec_mergeo(temp06[3], temp07[3]);
+  t10 = vec_xxpermdi(t10, t11, 0);
+  t12 = vec_xxpermdi(t12, t13, 0);
+  t14 = vec_xxpermdi(t14, t15, 0);
+  t16 = vec_xxpermdi(t16, t17, 3);
+
+  t10 += t12 + t14 + t16;
+
+  vec_f32 inp2[2];
+  vec_load_pair(inp2, v_y);
+  inp2[0] = (a * t0) + (b * inp2[0]);
+  inp2[1] = (a * t10) + (b * inp2[1]);
+  vec_store_pair(v_y, inp2);
+}
+#endif
+
+#include "sbgemv_t.c"
+#else
 #include "sbgemv_t_vsx.c"
+#endif
+#endif
 
-//#include "sbgemv_t.c"

kernel/power/sbgemv_t_vsx.c

@@ -25,12 +25,20 @@ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *****************************************************************************/
 
-#ifndef SBGEMV_T_VSX
-#define SBGEMV_T_VSX
+#ifndef SBGEMV_T_VSX_C
+#define SBGEMV_T_VSX_C
 
 #include "sbgemv_common.c"
 
-#define NBMAX 4096
+#ifndef BF16GEMV_T_X
+#define BF16GEMV_T_X
+#define BF16GEMV_T_8 BF16GEMV_T_VSX_8
+#define BF16GEMV_T_4 BF16GEMV_T_VSX_4
+#define BF16GEMV_T_2 BF16GEMV_T_VSX_2
+#define BF16GEMV_T_1 BF16GEMV_T_VSX_1
+#endif
+
+#define USE_BFGEMV_8_T_VSX
 
 static void BF16GEMV_T_VSX_1(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FLOAT *y, FLOAT alpha, FLOAT beta)
 {
@@ -58,9 +66,9 @@ static void BF16GEMV_T_VSX_1(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FL
 
     temp0 += vec_loadN_mult(&va0[i], inp, n, zero);
   } else if (n) {
-    vec_f32 v_inp0 = vec_loadNHi_vec(v_x, i, n, zero);
+    inp[0] = vec_loadNHi_vec(v_x, i, n, zero);
 
-    temp0 += vec_loadNHi_mult(&va0[i], v_inp0, n, zero);
+    temp0 += vec_loadNHi_mult(&va0[i], inp[0], n, zero);
   }
 
   y[0] = (alpha * (temp0[0] + temp0[1] + temp0[2] + temp0[3])) + (beta * y[0]);
@@ -97,10 +105,10 @@ static void BF16GEMV_T_VSX_2(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FL
     temp0 += vec_loadN_mult(&va0[i], inp, n, zero);
     temp1 += vec_loadN_mult(&va1[i], inp, n, zero);
   } else if (n) {
-    vec_f32 v_inp0 = vec_loadNHi_vec(v_x, i, n, zero);
+    inp[0] = vec_loadNHi_vec(v_x, i, n, zero);
 
-    temp0 += vec_loadNHi_mult(&va0[i], v_inp0, n, zero);
-    temp1 += vec_loadNHi_mult(&va1[i], v_inp0, n, zero);
+    temp0 += vec_loadNHi_mult(&va0[i], inp[0], n, zero);
+    temp1 += vec_loadNHi_mult(&va1[i], inp[0], n, zero);
   }
 
   y[0] = (alpha * (temp0[0] + temp0[1] + temp0[2] + temp0[3])) + (beta * y[0]);
@@ -148,12 +156,12 @@ static void BF16GEMV_T_VSX_4(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FL
     temp2 += vec_loadN_mult(&va2[i], inp, n, zero);
     temp3 += vec_loadN_mult(&va3[i], inp, n, zero);
   } else if (n) {
-    vec_f32 v_inp0 = vec_loadNHi_vec(v_x, i, n, zero);
+    inp[0] = vec_loadNHi_vec(v_x, i, n, zero);
 
-    temp0 += vec_loadNHi_mult(&va0[i], v_inp0, n, zero);
-    temp1 += vec_loadNHi_mult(&va1[i], v_inp0, n, zero);
-    temp2 += vec_loadNHi_mult(&va2[i], v_inp0, n, zero);
-    temp3 += vec_loadNHi_mult(&va3[i], v_inp0, n, zero);
+    temp0 += vec_loadNHi_mult(&va0[i], inp[0], n, zero);
+    temp1 += vec_loadNHi_mult(&va1[i], inp[0], n, zero);
+    temp2 += vec_loadNHi_mult(&va2[i], inp[0], n, zero);
+    temp3 += vec_loadNHi_mult(&va3[i], inp[0], n, zero);
   }
 
   vec_f32 t0, t1, t2, t3;
@@ -174,6 +182,7 @@ static void BF16GEMV_T_VSX_4(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FL
   v_y[0] = (a * temp0) + (b * v_y[0]);
 }
 
+#ifdef USE_BFGEMV_8_T_VSX
 static void BF16GEMV_T_VSX_8(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FLOAT *y, FLOAT alpha, FLOAT beta)
 {
   IFLOAT *a0, *a1, *a2, *a3, *a4, *a5, *a6, *a7;
@@ -235,16 +244,16 @@ static void BF16GEMV_T_VSX_8(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FL
     temp6 += vec_loadN_mult(&va6[i], inp, n, zero);
     temp7 += vec_loadN_mult(&va7[i], inp, n, zero);
   } else if (n) {
-    vec_f32 v_inp0 = vec_loadNHi_vec(v_x, i, n, zero);
-
-    temp0 += vec_loadNHi_mult(&va0[i], v_inp0, n, zero);
-    temp1 += vec_loadNHi_mult(&va1[i], v_inp0, n, zero);
-    temp2 += vec_loadNHi_mult(&va2[i], v_inp0, n, zero);
-    temp3 += vec_loadNHi_mult(&va3[i], v_inp0, n, zero);
-    temp4 += vec_loadNHi_mult(&va4[i], v_inp0, n, zero);
-    temp5 += vec_loadNHi_mult(&va5[i], v_inp0, n, zero);
-    temp6 += vec_loadNHi_mult(&va6[i], v_inp0, n, zero);
-    temp7 += vec_loadNHi_mult(&va7[i], v_inp0, n, zero);
+    inp[0] = vec_loadNHi_vec(v_x, i, n, zero);
+
+    temp0 += vec_loadNHi_mult(&va0[i], inp[0], n, zero);
+    temp1 += vec_loadNHi_mult(&va1[i], inp[0], n, zero);
+    temp2 += vec_loadNHi_mult(&va2[i], inp[0], n, zero);
+    temp3 += vec_loadNHi_mult(&va3[i], inp[0], n, zero);
+    temp4 += vec_loadNHi_mult(&va4[i], inp[0], n, zero);
+    temp5 += vec_loadNHi_mult(&va5[i], inp[0], n, zero);
+    temp6 += vec_loadNHi_mult(&va6[i], inp[0], n, zero);
+    temp7 += vec_loadNHi_mult(&va7[i], inp[0], n, zero);
   }
 
   vec_f32 t0, t1, t2, t3;
@@ -272,14 +281,12 @@ static void BF16GEMV_T_VSX_8(BLASLONG n, BLASLONG lda, IFLOAT *ap, IFLOAT *x, FL
   temp7 = vec_mergel(t1, t3);
   temp4 += temp5 + temp6 + temp7;
 
-  v_y[0] = (a * temp0) + (b * v_y[0]);
-  v_y[1] = (a * temp4) + (b * v_y[1]);
+  vec_load_pair(inp, v_y);
+  inp[0] = (a * temp0) + (b * inp[0]);
+  inp[1] = (a * temp4) + (b * inp[1]);
+  vec_store_pair(v_y, inp);
 }
-
-#define BF16GEMV_T_8 BF16GEMV_T_VSX_8
-#define BF16GEMV_T_4 BF16GEMV_T_VSX_4
-#define BF16GEMV_T_2 BF16GEMV_T_VSX_2
-#define BF16GEMV_T_1 BF16GEMV_T_VSX_1
+#endif
 
 #include "sbgemv_t.c"
 #endif