diff --git a/samples/99_matrixexperiments/main.cpp b/samples/99_matrixexperiments/main.cpp
index a3bacda..a38cf27 100644
--- a/samples/99_matrixexperiments/main.cpp
+++ b/samples/99_matrixexperiments/main.cpp
@@ -741,6 +741,7 @@ int main(int argc, char** argv)
     bfloat16_dpas_rowmajor<4, 8>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_rowmajor<8, 8>(context, program, queue, C, A, B, M, N, K, C_ref);
 
+    bfloat16_dpas_rowmajor_tiled<8, 8, 1, 1>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_rowmajor_tiled<8, 8, 2, 1>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_rowmajor_tiled<8, 8, 1, 2>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_rowmajor_tiled<8, 8, 2, 2>(context, program, queue, C, A, B, M, N, K, C_ref);
@@ -753,6 +754,7 @@ int main(int argc, char** argv)
     bfloat16_dpas_vnni<4, 8>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_vnni<8, 8>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
 
+    bfloat16_dpas_vnni_tiled<8, 8, 1, 1>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_vnni_tiled<8, 8, 2, 1>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_vnni_tiled<8, 8, 1, 2>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_vnni_tiled<8, 8, 2, 2>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
@@ -765,6 +767,7 @@ int main(int argc, char** argv)
     bfloat16_dpas_rowmajor<4, 16>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_rowmajor<8, 16>(context, program, queue, C, A, B, M, N, K, C_ref);
 
+    bfloat16_dpas_rowmajor_tiled<8, 16, 1, 1>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_rowmajor_tiled<8, 16, 2, 1>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_rowmajor_tiled<8, 16, 1, 2>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_rowmajor_tiled<8, 16, 2, 2>(context, program, queue, C, A, B, M, N, K, C_ref);
@@ -777,6 +780,7 @@ int main(int argc, char** argv)
     bfloat16_dpas_vnni<4, 16>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_vnni<8, 16>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
 
+    bfloat16_dpas_vnni_tiled<8, 16, 1, 1>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_vnni_tiled<8, 16, 2, 1>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_vnni_tiled<8, 16, 1, 2>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_vnni_tiled<8, 16, 2, 2>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
@@ -789,6 +793,7 @@ int main(int argc, char** argv)
     bfloat16_dpas_blockread_rowmajor<4, 16>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_blockread_rowmajor<8, 16>(context, program, queue, C, A, B, M, N, K, C_ref);
 
+    bfloat16_dpas_blockread_rowmajor_tiled<8, 16, 1, 1>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_blockread_rowmajor_tiled<8, 16, 2, 1>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_blockread_rowmajor_tiled<8, 16, 1, 2>(context, program, queue, C, A, B, M, N, K, C_ref);
     bfloat16_dpas_blockread_rowmajor_tiled<8, 16, 2, 2>(context, program, queue, C, A, B, M, N, K, C_ref);
@@ -801,6 +806,7 @@ int main(int argc, char** argv)
     bfloat16_dpas_blockread_vnni<4, 16>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_blockread_vnni<8, 16>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
 
+    bfloat16_dpas_blockread_vnni_tiled<8, 16, 1, 1>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_blockread_vnni_tiled<8, 16, 2, 1>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_blockread_vnni_tiled<8, 16, 1, 2>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
     bfloat16_dpas_blockread_vnni_tiled<8, 16, 2, 2>(context, program, queue, C, A, Bvnni, M, N, K, C_ref);
diff --git a/samples/99_matrixexperiments/matrix_helpers.cl b/samples/99_matrixexperiments/matrix_helpers.cl
index 0719fdb..b77ede3 100644
--- a/samples/99_matrixexperiments/matrix_helpers.cl
+++ b/samples/99_matrixexperiments/matrix_helpers.cl
@@ -9,6 +9,8 @@ float bf16_to_fp32(ushort u)
 
 #if defined(cl_intel_subgroups) && defined(cl_intel_subgroups_short)
 
+typedef global ushort* global_aligned_ushort_ptr __attribute__((align_value(4)));
+
 inline int compute_m(const int num_sgs, const int tM, const int MM)
 {
     const int m_start = get_group_id(1) * num_sgs;
@@ -157,7 +159,7 @@ int  load_a_rowmajor_d16_m1_k16_sg8(global ushort* A, int rowStart, int colStart
     int ret;
 
     global uint* A_ui = (global uint*)A;
-    int offset_ui = rowStart * stride / 2 + colStart / 2;
+    uint offset_ui = rowStart * stride / 2 + colStart / 2;
     ret = intel_sub_group_block_read(A_ui + offset_ui);
 
     return ret;
@@ -170,7 +172,7 @@ int2 load_a_rowmajor_d16_m2_k16_sg8(global ushort* A, int rowStart, int colStart
     int2 ret;
 
     global uint* A_ui = (global uint*)A;
-    int offset_ui = rowStart * stride / 2 + colStart / 2;
+    uint offset_ui = rowStart * stride / 2 + colStart / 2;
 
     ret.s0 = intel_sub_group_block_read(A_ui + offset_ui); offset_ui += stride / 2;
     ret.s1 = intel_sub_group_block_read(A_ui + offset_ui); offset_ui += stride / 2;
@@ -185,7 +187,7 @@ int4 load_a_rowmajor_d16_m4_k16_sg8(global ushort* A, int rowStart, int colStart
     int4 ret;
 
     global uint* A_ui = (global uint*)A;
-    int offset_ui = rowStart * stride / 2 + colStart / 2;
+    uint offset_ui = rowStart * stride / 2 + colStart / 2;
 
     ret.s0 = intel_sub_group_block_read(A_ui + offset_ui); offset_ui += stride / 2;
     ret.s1 = intel_sub_group_block_read(A_ui + offset_ui); offset_ui += stride / 2;
@@ -202,7 +204,7 @@ int8 load_a_rowmajor_d16_m8_k16_sg8(global ushort* A, int rowStart, int colStart
     int8 ret;
 
     global uint* A_ui = (global uint*)A;
-    int offset_ui = rowStart * stride / 2 + colStart / 2;
+    uint offset_ui = rowStart * stride / 2 + colStart / 2;
 
     ret.s0 = intel_sub_group_block_read(A_ui + offset_ui); offset_ui += stride / 2;
     ret.s1 = intel_sub_group_block_read(A_ui + offset_ui); offset_ui += stride / 2;
@@ -224,7 +226,7 @@ int16 load_a_rowmajor_d16_m8_k16v2_sg8(global ushort* A, int rowStart, int colSt
     uint16 ret;
 
     global uint* A_ui = (global uint*)A;
-    int offset_ui = rowStart * stride / 2 + colStart / 2;
+    uint offset_ui = rowStart * stride / 2 + colStart / 2;
 
     ret.s08 = intel_sub_group_block_read2(A_ui + offset_ui); offset_ui += stride / 2;
     ret.s19 = intel_sub_group_block_read2(A_ui + offset_ui); offset_ui += stride / 2;
@@ -244,7 +246,7 @@ short load_a_rowmajor_d16_m1_k16_sg16(global ushort* A, int rowStart, int colSta
 {
     ushort ret;
 
-    int offset = rowStart * stride + colStart;
+    uint offset = rowStart * stride + colStart;
     ret = intel_sub_group_block_read_us(A + offset);
 
     return as_short(ret);
@@ -256,7 +258,7 @@ short2 load_a_rowmajor_d16_m2_k16_sg16(global ushort* A, int rowStart, int colSt
 {
     ushort2 ret;
 
-    int offset = rowStart * stride + colStart;
+    uint offset = rowStart * stride + colStart;
     ret.s0 = intel_sub_group_block_read_us(A + offset); offset += stride;
     ret.s1 = intel_sub_group_block_read_us(A + offset); offset += stride;
 
@@ -269,7 +271,7 @@ short4 load_a_rowmajor_d16_m4_k16_sg16(global ushort* A, int rowStart, int colSt
 {
     ushort4 ret;
 
-    int offset = rowStart * stride + colStart;
+    uint offset = rowStart * stride + colStart;
     ret.s0 = intel_sub_group_block_read_us(A + offset); offset += stride;
     ret.s1 = intel_sub_group_block_read_us(A + offset); offset += stride;
     ret.s2 = intel_sub_group_block_read_us(A + offset); offset += stride;
@@ -284,7 +286,7 @@ short8 load_a_rowmajor_d16_m8_k16_sg16(global ushort* A, int rowStart, int colSt
 {
     ushort8 ret;
 
-    int offset = rowStart * stride + colStart;
+    uint offset = rowStart * stride + colStart;
     ret.s0 = intel_sub_group_block_read_us(A + offset); offset += stride;
     ret.s1 = intel_sub_group_block_read_us(A + offset); offset += stride;
     ret.s2 = intel_sub_group_block_read_us(A + offset); offset += stride;
@@ -304,15 +306,15 @@ short16 load_a_rowmajor_d16_m8_k16v2_sg16(global ushort* A, int rowStart, int co
 {
     ushort16 ret;
 
-    int offset = rowStart * stride + colStart;
-    ret.s08 = intel_sub_group_block_read_us2(A + offset); offset += stride / 2;
-    ret.s19 = intel_sub_group_block_read_us2(A + offset); offset += stride / 2;
-    ret.s2a = intel_sub_group_block_read_us2(A + offset); offset += stride / 2;
-    ret.s3b = intel_sub_group_block_read_us2(A + offset); offset += stride / 2;
-    ret.s4c = intel_sub_group_block_read_us2(A + offset); offset += stride / 2;
-    ret.s5d = intel_sub_group_block_read_us2(A + offset); offset += stride / 2;
-    ret.s6e = intel_sub_group_block_read_us2(A + offset); offset += stride / 2;
-    ret.s7f = intel_sub_group_block_read_us2(A + offset); offset += stride / 2;
+    uint offset = rowStart * stride + colStart;
+    ret.s08 = intel_sub_group_block_read_us2(A + offset); offset += stride;
+    ret.s19 = intel_sub_group_block_read_us2(A + offset); offset += stride;
+    ret.s2a = intel_sub_group_block_read_us2(A + offset); offset += stride;
+    ret.s3b = intel_sub_group_block_read_us2(A + offset); offset += stride;
+    ret.s4c = intel_sub_group_block_read_us2(A + offset); offset += stride;
+    ret.s5d = intel_sub_group_block_read_us2(A + offset); offset += stride;
+    ret.s6e = intel_sub_group_block_read_us2(A + offset); offset += stride;
+    ret.s7f = intel_sub_group_block_read_us2(A + offset); offset += stride;
 
     return as_short16(ret);
 }
@@ -324,7 +326,7 @@ int8 load_b_rowmajor_d16_k16_nx(global ushort* B, int rowStart, int colStart, in
 {
     int8 ret;
 
-    int offset = rowStart * stride + colStart;
+    uint offset = rowStart * stride + colStart;
 
     ushort row0  = intel_sub_group_block_read_us(B + offset); offset += stride;
     ushort row1  = intel_sub_group_block_read_us(B + offset); offset += stride;
@@ -363,7 +365,7 @@ int8 load_b_vnni_d16_k16_nx(global ushort* B, int rowStart, int colStart, int st
     int8 ret;
 
     global uint* B_ui = (global uint*)B;
-    int offset_ui = rowStart / 2 * stride + colStart;
+    uint offset_ui = rowStart / 2 * stride + colStart;
 
     ret.s0 = intel_sub_group_block_read(B_ui + offset_ui); offset_ui += stride;
     ret.s1 = intel_sub_group_block_read(B_ui + offset_ui); offset_ui += stride;
@@ -382,7 +384,7 @@ void store_c_rowmajor_fp32_m1_nx(global float* C, float v, int rowStart, int col
     global uint* C_ui = (global uint*)C;
     uint v_ui = as_uint(v);
 
-    int offset = rowStart * stride + colStart;
+    uint offset = rowStart * stride + colStart;
 
     intel_sub_group_block_write(C_ui + offset, v_ui); offset += stride;
 }
@@ -392,7 +394,7 @@ void store_c_rowmajor_fp32_m2_nx(global float* C, float2 v, int rowStart, int co
     global uint* C_ui = (global uint*)C;
     uint2 v_ui = as_uint2(v);
 
-    int offset = rowStart * stride + colStart;
+    uint offset = rowStart * stride + colStart;
 
     intel_sub_group_block_write(C_ui + offset, v_ui.s0); offset += stride;
     intel_sub_group_block_write(C_ui + offset, v_ui.s1); offset += stride;
@@ -403,7 +405,7 @@ void store_c_rowmajor_fp32_m4_nx(global float* C, float4 v, int rowStart, int co
     global uint* C_ui = (global uint*)C;
     uint4 v_ui = as_uint4(v);
 
-    int offset = rowStart * stride + colStart;
+    uint offset = rowStart * stride + colStart;
 
     intel_sub_group_block_write(C_ui + offset, v_ui.s0); offset += stride;
     intel_sub_group_block_write(C_ui + offset, v_ui.s1); offset += stride;
@@ -416,7 +418,7 @@ void store_c_rowmajor_fp32_m8_nx(global float* C, float8 v, int rowStart, int co
     global uint* C_ui = (global uint*)C;
     uint8 v_ui = as_uint8(v);
 
-    int offset = rowStart * stride + colStart;
+    uint offset = rowStart * stride + colStart;
 
     intel_sub_group_block_write(C_ui + offset, v_ui.s0); offset += stride;
     intel_sub_group_block_write(C_ui + offset, v_ui.s1); offset += stride;
diff --git a/samples/99_matrixexperiments/matrix_kernel_tiled.cl b/samples/99_matrixexperiments/matrix_kernel_tiled.cl
index 7874d7b..c932235 100644
--- a/samples/99_matrixexperiments/matrix_kernel_tiled.cl
+++ b/samples/99_matrixexperiments/matrix_kernel_tiled.cl
@@ -36,7 +36,7 @@
 #if HAS_SIMD8
 
 __attribute__((intel_reqd_sub_group_size(8))) __attribute__((reqd_work_group_size(8, SGS_PER_WG, 1)))
-kernel void MM_KERNEL_NAME(bfloat16_dpas_rowmajor_tiled, 8, 8, MM, NN)(global float* C, global ushort* A, global ushort* B, int K)
+kernel void MM_KERNEL_NAME(bfloat16_dpas_rowmajor_tiled, 8, 8, MM, NN)(global float* C, global_aligned_ushort_ptr A, global_aligned_ushort_ptr B, int K)
 {
     const int tM = 8;
     const int tN = 8;
@@ -55,9 +55,19 @@ kernel void MM_KERNEL_NAME(bfloat16_dpas_rowmajor_tiled, 8, 8, MM, NN)(global fl
 
     for (int k = 0; k < K; k += tK * KK) {
         int8    aData[KK][MM];
-        for (int kk = 0; kk < KK; kk++) {
-            for (int mm = 0; mm < MM; mm++) {
-                aData[kk][mm] = load_a_rowmajor_d16_m8_k16_sg8(A, m + mm * tM, k + kk * tK, K);
+        if (KK % 2 == 0) {
+            for (int kk = 0; kk < KK; kk+=2) {
+                for (int mm = 0; mm < MM; mm++) {
+                    int16   aTemp = load_a_rowmajor_d16_m8_k16v2_sg8(A, m + mm * tM, k + kk * tK, K);
+                    aData[kk + 0][mm] = aTemp.lo;
+                    aData[kk + 1][mm] = aTemp.hi;
+                }
+            }
+        } else {
+            for (int kk = 0; kk < KK; kk++) {
+                for (int mm = 0; mm < MM; mm++) {
+                    aData[kk][mm] = load_a_rowmajor_d16_m8_k16_sg8(A, m + mm * tM, k + kk * tK, K);
+                }
             }
         }
 
@@ -90,7 +100,7 @@ kernel void MM_KERNEL_NAME(bfloat16_dpas_rowmajor_tiled, 8, 8, MM, NN)(global fl
 }
 
 __attribute__((intel_reqd_sub_group_size(8))) __attribute__((reqd_work_group_size(8, SGS_PER_WG, 1)))
-kernel void MM_KERNEL_NAME(bfloat16_dpas_vnni_tiled, 8, 8, MM, NN)(global float* C, global ushort* A, global ushort* B, int K)
+kernel void MM_KERNEL_NAME(bfloat16_dpas_vnni_tiled, 8, 8, MM, NN)(global float* C, global_aligned_ushort_ptr A, global_aligned_ushort_ptr B, int K)
 {
     const int tM = 8;
     const int tN = 8;
@@ -109,9 +119,19 @@ kernel void MM_KERNEL_NAME(bfloat16_dpas_vnni_tiled, 8, 8, MM, NN)(global float*
 
     for (int k = 0; k < K; k += tK * KK) {
         int8    aData[KK][MM];
-        for (int kk = 0; kk < KK; kk++) {
-            for (int mm = 0; mm < MM; mm++) {
-                aData[kk][mm] = load_a_rowmajor_d16_m8_k16_sg8(A, m + mm * tM, k + kk * tK, K);
+        if (KK % 2 == 0) {
+            for (int kk = 0; kk < KK; kk+=2) {
+                for (int mm = 0; mm < MM; mm++) {
+                    int16   aTemp = load_a_rowmajor_d16_m8_k16v2_sg8(A, m + mm * tM, k + kk * tK, K);
+                    aData[kk + 0][mm] = aTemp.lo;
+                    aData[kk + 1][mm] = aTemp.hi;
+                }
+            }
+        } else {
+            for (int kk = 0; kk < KK; kk++) {
+                for (int mm = 0; mm < MM; mm++) {
+                    aData[kk][mm] = load_a_rowmajor_d16_m8_k16_sg8(A, m + mm * tM, k + kk * tK, K);
+                }
             }
         }
 
@@ -146,7 +166,7 @@ kernel void MM_KERNEL_NAME(bfloat16_dpas_vnni_tiled, 8, 8, MM, NN)(global float*
 #endif // HAS_SIMD8
 
 __attribute__((intel_reqd_sub_group_size(16))) __attribute__((reqd_work_group_size(16, SGS_PER_WG, 1)))
-kernel void MM_KERNEL_NAME(bfloat16_dpas_rowmajor_tiled, 8, 16, MM, NN)(global float* C, global ushort* A, global ushort* B, int K)
+kernel void MM_KERNEL_NAME(bfloat16_dpas_rowmajor_tiled, 8, 16, MM, NN)(global float* C, global_aligned_ushort_ptr A, global_aligned_ushort_ptr B, int K)
 {
     const int tM = 8;
     const int tN = 16;
@@ -165,9 +185,19 @@ kernel void MM_KERNEL_NAME(bfloat16_dpas_rowmajor_tiled, 8, 16, MM, NN)(global f
 
     for (int k = 0; k < K; k += tK * KK) {
         short8  aData[KK][MM];
-        for (int kk = 0; kk < KK; kk++) {
-            for (int mm = 0; mm < MM; mm++) {
-                aData[kk][mm] = load_a_rowmajor_d16_m8_k16_sg16(A, m + mm * tM, k + kk * tK, K);
+        if (KK % 2 == 0) {
+            for (int kk = 0; kk < KK; kk+=2) {
+                for (int mm = 0; mm < MM; mm++) {
+                    short16 aTemp = load_a_rowmajor_d16_m8_k16v2_sg16(A, m + mm * tM, k + kk * tK, K);
+                    aData[kk + 0][mm] = aTemp.lo;
+                    aData[kk + 1][mm] = aTemp.hi;
+                }
+            }
+        } else {
+            for (int kk = 0; kk < KK; kk++) {
+                for (int mm = 0; mm < MM; mm++) {
+                    aData[kk][mm] = load_a_rowmajor_d16_m8_k16_sg16(A, m + mm * tM, k + kk * tK, K);
+                }
             }
         }
 
@@ -200,7 +230,7 @@ kernel void MM_KERNEL_NAME(bfloat16_dpas_rowmajor_tiled, 8, 16, MM, NN)(global f
 }
 
 __attribute__((intel_reqd_sub_group_size(16))) __attribute__((reqd_work_group_size(16, SGS_PER_WG, 1)))
-kernel void MM_KERNEL_NAME(bfloat16_dpas_vnni_tiled, 8, 16, MM, NN)(global float* C, global ushort* A, global ushort* B, int K)
+kernel void MM_KERNEL_NAME(bfloat16_dpas_vnni_tiled, 8, 16, MM, NN)(global float* C, global_aligned_ushort_ptr A, global_aligned_ushort_ptr B, int K)
 {
     const int tM = 8;
     const int tN = 16;
@@ -219,9 +249,19 @@ kernel void MM_KERNEL_NAME(bfloat16_dpas_vnni_tiled, 8, 16, MM, NN)(global float
 
     for (int k = 0; k < K; k += tK * KK) {
         short8  aData[KK][MM];
-        for (int kk = 0; kk < KK; kk++) {
-            for (int mm = 0; mm < MM; mm++) {
-                aData[kk][mm] = load_a_rowmajor_d16_m8_k16_sg16(A, m + mm * tM, k + kk * tK, K);
+        if (KK % 2 == 0) {
+            for (int kk = 0; kk < KK; kk+=2) {
+                for (int mm = 0; mm < MM; mm++) {
+                    short16 aTemp = load_a_rowmajor_d16_m8_k16v2_sg16(A, m + mm * tM, k + kk * tK, K);
+                    aData[kk + 0][mm] = aTemp.lo;
+                    aData[kk + 1][mm] = aTemp.hi;
+                }
+            }
+        } else {
+            for (int kk = 0; kk < KK; kk++) {
+                for (int mm = 0; mm < MM; mm++) {
+                    aData[kk][mm] = load_a_rowmajor_d16_m8_k16_sg16(A, m + mm * tM, k + kk * tK, K);
+                }
             }
         }
 
diff --git a/samples/99_matrixexperiments/matrix_kernels.cl b/samples/99_matrixexperiments/matrix_kernels.cl
index efc8f4f..f869a3b 100644
--- a/samples/99_matrixexperiments/matrix_kernels.cl
+++ b/samples/99_matrixexperiments/matrix_kernels.cl
@@ -513,6 +513,12 @@ kernel void bfloat16_dpas_blockread_vnni_m8_n16(global float* C, global ushort*
 
 // Tiled matrix multiplication kernels, generated from a template:
 
+#define MM 1
+#define NN 1
+#include "matrix_kernel_tiled.cl"
+#undef MM
+#undef NN
+
 #define MM 2
 #define NN 1
 #include "matrix_kernel_tiled.cl"