2015-03-04 04:13:07 +00:00
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# Process this file with autoconf to produce a configure script.
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AC_PREREQ([2.69])
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AC_INIT([Grid], [1.0], [paboyle@ph.ed.ac.uk])
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AC_CONFIG_MACRO_DIR([m4])
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AC_CONFIG_SRCDIR([Grid.h])
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AC_CONFIG_HEADERS([Grid_config.h])
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# Checks for programs.
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AC_PROG_CXX
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AC_OPENMP
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# Checks for libraries.
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AX_GCC_VAR_ATTRIBUTE(aligned)
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# Checks for header files.
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AC_CHECK_HEADERS(stdint.h)
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AC_CHECK_HEADERS(malloc/malloc.h)
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AC_CHECK_HEADERS(malloc.h)
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# Checks for typedefs, structures, and compiler characteristics.
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AC_TYPE_SIZE_T
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AC_TYPE_UINT32_T
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AC_TYPE_UINT64_T
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# Checks for library functions.
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AC_CHECK_FUNCS([gettimeofday])
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AC_ARG_ENABLE([simd],[AC_HELP_STRING([--enable-simd=AVX|AVX2|SSE|SSE2|AVX512],[Select instructions])],[ac_SIMD=${enable_simd}],[ac_SIMD=AVX2])
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case ${ac_SIMD} in
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SSE)
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echo Configuring for SSE1
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AC_DEFINE([SSE],[1],[SSE] )
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;;
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SSE2)
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echo Configuring for SSE2
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AC_DEFINE([SSE2],[1],[SSE2] )
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;;
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AVX)
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echo Configuring for AVX
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AC_DEFINE([AVX],[1],[AVX] )
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;;
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AVX2)
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echo Configuring for AVX2
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AC_DEFINE([AVX2],[1],[AVX2] )
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;;
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AVX512)
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echo Configuring for AVX512
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AC_DEFINE([AVX512],[1],[AVX512] )
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;;
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*)
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AC_MSG_ERROR([${ac_SIMD} unsupported --enable-simd option]);
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;;
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esac
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2015-03-04 03:12:19 +00:00
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AC_OUTPUT
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