From e6c33427d8c287cfaa0787e0b0dd93993b3eae29 Mon Sep 17 00:00:00 2001
From: eschnett <eschnett@105869f7-3296-0410-a4ea-f4349344b45a>
Date: Thu, 16 Aug 2012 16:12:09 +0000
Subject: Use NOTZERO (~0) instead of IMIN

git-svn-id: https://svn.cct.lsu.edu/repos/numrel/LSUThorns/Vectors/trunk@63 105869f7-3296-0410-a4ea-f4349344b45a
---
 src/vectors-8-AVX.h | 27 ++++++++++++++-------------
 1 file changed, 14 insertions(+), 13 deletions(-)

diff --git a/src/vectors-8-AVX.h b/src/vectors-8-AVX.h
index 825f2d3..1ba2583 100644
--- a/src/vectors-8-AVX.h
+++ b/src/vectors-8-AVX.h
@@ -40,9 +40,10 @@ union k8const_t {
   __m256d            vf;
 };
 
-#define K8_ZERO 0x0000000000000000ULL
-#define K8_IMIN 0x8000000000000000ULL
-#define K8_IMAX 0x7fffffffffffffffULL
+#define K8_ZERO    0x0000000000000000ULL
+#define K8_NOTZERO 0xffffffffffffffffULL
+#define K8_IMIN    0x8000000000000000ULL
+#define K8_IMAX    0x7fffffffffffffffULL
 
 
 
@@ -162,19 +163,19 @@ union k8const_t {
 // Masks indicating which vector element should be stored:
 static const k8const_t k8store_lo[5] =
   {
-    {{ K8_ZERO, K8_ZERO, K8_ZERO, K8_ZERO, }},
-    {{ K8_IMIN, K8_ZERO, K8_ZERO, K8_ZERO, }},
-    {{ K8_IMIN, K8_IMIN, K8_ZERO, K8_ZERO, }},
-    {{ K8_IMIN, K8_IMIN, K8_IMIN, K8_ZERO, }},
-    {{ K8_IMIN, K8_IMIN, K8_IMIN, K8_IMIN, }},
+    {{ K8_ZERO   , K8_ZERO   , K8_ZERO   , K8_ZERO   , }},
+    {{ K8_NOTZERO, K8_ZERO   , K8_ZERO   , K8_ZERO   , }},
+    {{ K8_NOTZERO, K8_NOTZERO, K8_ZERO   , K8_ZERO   , }},
+    {{ K8_NOTZERO, K8_NOTZERO, K8_NOTZERO, K8_ZERO   , }},
+    {{ K8_NOTZERO, K8_NOTZERO, K8_NOTZERO, K8_NOTZERO, }},
   };
 static const k8const_t k8store_hi[5] =
   {
-    {{ K8_ZERO, K8_ZERO, K8_ZERO, K8_ZERO, }},
-    {{ K8_ZERO, K8_ZERO, K8_ZERO, K8_IMIN, }},
-    {{ K8_ZERO, K8_ZERO, K8_IMIN, K8_IMIN, }},
-    {{ K8_ZERO, K8_IMIN, K8_IMIN, K8_IMIN, }},
-    {{ K8_IMIN, K8_IMIN, K8_IMIN, K8_IMIN, }},
+    {{ K8_ZERO   , K8_ZERO   , K8_ZERO   , K8_ZERO   , }},
+    {{ K8_ZERO   , K8_ZERO   , K8_ZERO   , K8_NOTZERO, }},
+    {{ K8_ZERO   , K8_ZERO   , K8_NOTZERO, K8_NOTZERO, }},
+    {{ K8_ZERO   , K8_NOTZERO, K8_NOTZERO, K8_NOTZERO, }},
+    {{ K8_NOTZERO, K8_NOTZERO, K8_NOTZERO, K8_NOTZERO, }},
   };
 #if !defined(__INTEL_COMPILER) && defined(__GNUC__) && __GNUC__==4 && __GNUC_MINOR__<=4
 // gcc 4.4 uses a wrong prototype for _mm256_maskstore_pd
-- 
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