From a0714de8eca44d7f4f47c029dd48379e42280e0a Mon Sep 17 00:00:00 2001
From: Peter Boyle <paboyle@ph.ed.ac.uk>
Date: Mon, 23 Jul 2018 06:09:05 -0400
Subject: [PATCH] Define vector length for GPU

---
 configure.ac | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/configure.ac b/configure.ac
index 78345c4b..adfb7d18 100644
--- a/configure.ac
+++ b/configure.ac
@@ -271,6 +271,9 @@ case ${ax_cv_cxx_compiler_vendor} in
 	SIMD_FLAGS='';;
       VGPU)
         AC_DEFINE([GPU_VEC],[1],[GPU vectorised 512bit])
+        AC_DEFINE_UNQUOTED([GEN_SIMD_WIDTH],[$ac_gen_simd_width],
+                           [generic SIMD vector width (in bytes)])
+        SIMD_GEN_WIDTH_MSG=" (width= $ac_gen_simd_width)"
 	SIMD_FLAGS='';;
       SSE4)
         AC_DEFINE([SSE4],[1],[SSE4 intrinsics])