From 35896dadff634539c0fd2c83113a9133a2c943b5 Mon Sep 17 00:00:00 2001
From: Pedro Gonnet <gonnet@google.com>
Date: Tue, 30 Jan 2018 22:52:20 +0100
Subject: [PATCH] use floats instead of double for cell splitting, makes
space_rebuild ~10% faster.
---
src/cell.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/cell.h b/src/cell.h
index 91663d45bf..da6c18d5e8 100644
--- a/src/cell.h
+++ b/src/cell.h
@@ -56,9 +56,9 @@ extern int cell_next_tag;
/* Struct to temporarily buffer the particle locations and bin id. */
struct cell_buff {
- double x[3];
+ float x[3];
int ind;
-} SWIFT_STRUCT_ALIGN;
+} __attribute__((aligned(16)));
/* Mini struct to link cells to tasks. Used as a linked list. */
struct link {
--
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