diff --git a/examples/intrinsics/knc-i1x16.h b/examples/intrinsics/knc-i1x16.h
index 8236ccd2..4bb6420d 100644
--- a/examples/intrinsics/knc-i1x16.h
+++ b/examples/intrinsics/knc-i1x16.h
@@ -53,7 +53,7 @@
 #endif
 
 #define KNC 1
-#if 0
+#if 1
 extern "C" 
 {
   int printf(const unsigned char *, ...);
@@ -2164,6 +2164,7 @@ static FORCEINLINE __vec16_i8 __gather_base_offsets32_i8(uint8_t *base, uint32_t
 static FORCEINLINE __vec16_i8 __gather_base_offsets64_i8(uint8_t *_base, uint32_t scale, __vec16_i64 _offsets, __vec16_i1 mask) 
 { 
   const __vec16_i64 offsets = _offsets.cvt2hilo();
+  const __vec16_i32 signed_offsets = _mm512_add_epi32(offsets.v_lo, __smear_i32<__vec16_i32>((int32_t)INT32_MIN));
   __vec16_i1 still_to_do = mask;
   __vec16_i32 tmp;
   while (still_to_do) {
@@ -2174,8 +2175,8 @@ static FORCEINLINE __vec16_i8 __gather_base_offsets64_i8(uint8_t *_base, uint32_
         _MM_CMPINT_EQ);
 
     void * base = (void*)((unsigned long)_base  +
-        ((scale*(unsigned long)hi32) << 32));    
-    tmp = _mm512_mask_i32extgather_epi32(tmp, match, offsets.v_lo, base,
+        ((scale*(unsigned long)hi32) << 32) + scale*(unsigned long)(-(long)INT32_MIN));
+    tmp = _mm512_mask_i32extgather_epi32(tmp, match, signed_offsets, base,
         _MM_UPCONV_EPI32_SINT8, scale,
         _MM_HINT_NONE);
     still_to_do = _mm512_kxor(match,still_to_do);
@@ -2199,6 +2200,7 @@ static FORCEINLINE __vec16_i32 __gather_base_offsets32_i32(uint8_t *base, uint32
 static FORCEINLINE __vec16_i32 __gather_base_offsets64_i32(uint8_t *_base, uint32_t scale, __vec16_i64 _offsets,  __vec16_i1 mask) 
 {
   const __vec16_i64 offsets = _offsets.cvt2hilo();
+  const __vec16_i32 signed_offsets = _mm512_add_epi32(offsets.v_lo, __smear_i32<__vec16_i32>((int32_t)INT32_MIN));
   // There is no gather instruction with 64-bit offsets in KNC.
   // We have to manually iterate over the upper 32 bits ;-)
   __vec16_i1  still_to_do = mask;
@@ -2209,10 +2211,10 @@ static FORCEINLINE __vec16_i32 __gather_base_offsets64_i32(uint8_t *_base, uint3
     __vec16_i1 match = _mm512_mask_cmp_epi32_mask(mask,offsets.v_hi,
         __smear_i32<__vec16_i32>((int32_t)hi32),
         _MM_CMPINT_EQ);
-
+         
     void * base = (void*)((unsigned long)_base  +
-        ((scale*(unsigned long)hi32) << 32));
-    ret = _mm512_mask_i32extgather_epi32(ret, match, offsets.v_lo, base,
+        ((scale*(unsigned long)hi32) << 32) + scale*(unsigned long)(-(long)INT32_MIN));
+    ret = _mm512_mask_i32extgather_epi32(ret, match, signed_offsets, base,
         _MM_UPCONV_EPI32_NONE, scale,
         _MM_HINT_NONE);
     still_to_do = _mm512_kxor(match, still_to_do);
@@ -2232,6 +2234,7 @@ static FORCEINLINE __vec16_f __gather_base_offsets32_float(uint8_t *base, uint32
 static FORCEINLINE __vec16_f __gather_base_offsets64_float(uint8_t *_base, uint32_t scale, __vec16_i64 _offsets,  __vec16_i1 mask) 
 {
   const __vec16_i64 offsets = _offsets.cvt2hilo();
+  const __vec16_i32 signed_offsets = _mm512_add_epi32(offsets.v_lo, __smear_i32<__vec16_i32>((int32_t)INT32_MIN));
   // There is no gather instruction with 64-bit offsets in KNC.
   // We have to manually iterate over the upper 32 bits ;-)
   __vec16_i1 still_to_do = mask;
@@ -2244,8 +2247,8 @@ static FORCEINLINE __vec16_f __gather_base_offsets64_float(uint8_t *_base, uint3
         _MM_CMPINT_EQ);
 
     void * base = (void*)((unsigned long)_base  +
-        ((scale*(unsigned long)hi32) << 32));
-    ret = _mm512_mask_i32extgather_ps(ret, match, offsets.v_lo, base,
+        ((scale*(unsigned long)hi32) << 32) + scale*(unsigned long)(-(long)INT32_MIN));
+    ret = _mm512_mask_i32extgather_ps(ret, match, signed_offsets, base,
         _MM_UPCONV_PS_NONE, scale,
         _MM_HINT_NONE);
     still_to_do = _mm512_kxor(match, still_to_do);
@@ -2341,7 +2344,8 @@ static FORCEINLINE void __scatter_base_offsets32_i32(uint8_t *b, uint32_t scale,
 static FORCEINLINE void __scatter_base_offsets64_i32(uint8_t *_base, uint32_t scale, __vec16_i64 _offsets, __vec16_i32 value, __vec16_i1 mask) 
 {
   const __vec16_i64 offsets = _offsets.cvt2hilo();
-
+  const __vec16_i32 signed_offsets = _mm512_add_epi32(offsets.v_lo, __smear_i32<__vec16_i32>((int32_t)INT32_MIN));
+  
   __vec16_i1 still_to_do = mask;
   while (still_to_do) {
     int first_active_lane = _mm_tzcnt_32((int)still_to_do);
@@ -2351,8 +2355,8 @@ static FORCEINLINE void __scatter_base_offsets64_i32(uint8_t *_base, uint32_t sc
         _MM_CMPINT_EQ);
 
     void * base = (void*)((unsigned long)_base  +
-        ((scale*(unsigned long)hi32) << 32));    
-    _mm512_mask_i32extscatter_epi32(base, match, offsets.v_lo, 
+        ((scale*(unsigned long)hi32) << 32) + scale*(unsigned long)(-(long)INT32_MIN));  
+    _mm512_mask_i32extscatter_epi32(base, match, signed_offsets, 
         value,
         _MM_DOWNCONV_EPI32_NONE, scale,
         _MM_HINT_NONE);
@@ -2373,7 +2377,7 @@ static FORCEINLINE void __scatter_base_offsets64_float(uint8_t *_base, uint32_t
 { 
   const __vec16_i64 offsets = _offsets.cvt2hilo();
   const __vec16_i32 signed_offsets = _mm512_add_epi32(offsets.v_lo, __smear_i32<__vec16_i32>((int32_t)INT32_MIN));
-
+  
   __vec16_i1 still_to_do = mask;
   while (still_to_do) {
     int first_active_lane = _mm_tzcnt_32((int)still_to_do);
@@ -2383,7 +2387,7 @@ static FORCEINLINE void __scatter_base_offsets64_float(uint8_t *_base, uint32_t
         _MM_CMPINT_EQ);
 
     void * base = (void*)((unsigned long)_base  +
-        ((scale*(unsigned long)hi32) << 32) - INT32_MIN);   
+        ((scale*(unsigned long)hi32) << 32) + scale*(unsigned long)(-(long)INT32_MIN));   
 
     _mm512_mask_i32extscatter_ps(base, match, signed_offsets, 
         value,