Use correct constants for per-target BGEMM/SBGEMM

This fixes the build and tests on `NEOVERSEV1` target, which was failing
with specific constants for `SBGEMM`

Co-authored-by: Ye Tao <ye.tao@arm.com>

driver/level3/level3.c

@@ -170,6 +170,22 @@
 #define STOP_RPCC(COUNTER)
 #endif
 
+#if defined(BUILD_BFLOAT16)
+#if defined(DYNAMIC_ARCH)
+  #if defined(BGEMM)
+    #define BFLOAT16_ALIGN_K gotoblas->bgemm_align_k
+  #else
+    #define BFLOAT16_ALIGN_K gotoblas->sbgemm_align_k
+  #endif
+#else
+  #if defined(BGEMM)
+    #define BFLOAT16_ALIGN_K BGEMM_ALIGN_K
+  #else
+    #define BFLOAT16_ALIGN_K SBGEMM_ALIGN_K
+  #endif
+#endif
+#endif
+
 int CNAME(blas_arg_t *args, BLASLONG *range_m, BLASLONG *range_n,
 		  XFLOAT *sa, XFLOAT *sb, BLASLONG dummy){
   BLASLONG k, lda, ldb, ldc;
@@ -307,11 +323,7 @@ int CNAME(blas_arg_t *args, BLASLONG *range_m, BLASLONG *range_n,
 
       BLASLONG pad_min_l = min_l;
 #if defined(BFLOAT16)
-#if defined(DYNAMIC_ARCH)
-      pad_min_l = (min_l + gotoblas->sbgemm_align_k - 1) & ~(gotoblas->sbgemm_align_k-1);
-#else
-      pad_min_l = (min_l + SBGEMM_ALIGN_K - 1) & ~(SBGEMM_ALIGN_K - 1);;
-#endif
+    pad_min_l = (min_l + BFLOAT16_ALIGN_K - 1) & ~(BFLOAT16_ALIGN_K - 1);
 #endif
 
       /* First, we have to move data A to L2 cache */

driver/level3/level3_thread.c

@@ -216,6 +216,22 @@ typedef struct {
 #define STOP_RPCC(COUNTER)
 #endif
 
+#if defined(BUILD_BFLOAT16)
+#if defined(DYNAMIC_ARCH)
+  #if defined(BGEMM)
+    #define BFLOAT16_ALIGN_K gotoblas->bgemm_align_k
+  #else
+    #define BFLOAT16_ALIGN_K gotoblas->sbgemm_align_k
+  #endif
+#else
+  #if defined(BGEMM)
+    #define BFLOAT16_ALIGN_K BGEMM_ALIGN_K
+  #else
+    #define BFLOAT16_ALIGN_K SBGEMM_ALIGN_K
+  #endif
+#endif
+#endif
+
 static int inner_thread(blas_arg_t *args, BLASLONG *range_m, BLASLONG *range_n, IFLOAT *sa, IFLOAT *sb, BLASLONG mypos){
 
   IFLOAT *buffer[DIVIDE_RATE];
@@ -325,11 +341,7 @@ static int inner_thread(blas_arg_t *args, BLASLONG *range_m, BLASLONG *range_n,
     BLASLONG pad_min_l = min_l;
 
 #if defined(BFLOAT16)
-#if defined(DYNAMIC_ARCH)
-    pad_min_l = (min_l + gotoblas->sbgemm_align_k - 1) & ~(gotoblas->sbgemm_align_k-1);
-#else
-    pad_min_l = (min_l + SBGEMM_ALIGN_K - 1) & ~(SBGEMM_ALIGN_K - 1);;
-#endif
+    pad_min_l = (min_l + BFLOAT16_ALIGN_K - 1) & ~(BFLOAT16_ALIGN_K - 1);
 #endif
 
     /* Determine step size in m