diff --git a/configure.ac b/configure.ac index 5145f095811..c7544a6e272 100644 --- a/configure.ac +++ b/configure.ac @@ -498,8 +498,8 @@ AC_LANG_PUSH([C++]) AC_CHECK_HEADER([leveldb/filter_policy.h], [AC_DEFINE([HAVE_LEVELDB_FILTER_POLICY], [1], [Defined if LevelDB supports bloom filters ])]) AC_LANG_POP([C++]) -# Find supported SIMD / SSE extensions by requesting cpuid -#AX_EXT() +# Find supported SIMD / SSE extensions supported by the compiler +AX_SSE() # use system libs3? AC_ARG_WITH([system-libs3], diff --git a/m4/ax_ext.m4 b/m4/ax_ext.m4 deleted file mode 100644 index 011dc3c2644..00000000000 --- a/m4/ax_ext.m4 +++ /dev/null @@ -1,263 +0,0 @@ -# -# Updated by KMG to support -DINTEL_SSE for GF-Complete -# -# =========================================================================== -# http://www.gnu.org/software/autoconf-archive/ax_ext.html -# =========================================================================== -# -# SYNOPSIS -# -# AX_EXT -# -# DESCRIPTION -# -# Find supported SIMD extensions by requesting cpuid. When an SIMD -# extension is found, the -m"simdextensionname" is added to SIMD_FLAGS if -# compiler supports it. For example, if "sse2" is available, then "-msse2" -# is added to SIMD_FLAGS. -# -# This macro calls: -# -# AC_SUBST(SIMD_FLAGS) -# -# And defines: -# -# HAVE_MMX / HAVE_SSE / HAVE_SSE2 / HAVE_SSE3 / HAVE_SSSE3 / HAVE_SSE4.1 / HAVE_SSE4.2 / HAVE_AVX -# -# LICENSE -# -# Copyright (c) 2007 Christophe Tournayre -# Copyright (c) 2013 Michael Petch -# -# Copying and distribution of this file, with or without modification, are -# permitted in any medium without royalty provided the copyright notice -# and this notice are preserved. This file is offered as-is, without any -# warranty. - -#serial 12 - -AC_DEFUN([AX_EXT], -[ - AC_REQUIRE([AC_CANONICAL_HOST]) - - case $host_cpu in - powerpc*) - AC_CACHE_CHECK([whether altivec is supported], [ax_cv_have_altivec_ext], - [ - if test `/usr/sbin/sysctl -a 2>/dev/null| grep -c hw.optional.altivec` != 0; then - if test `/usr/sbin/sysctl -n hw.optional.altivec` = 1; then - ax_cv_have_altivec_ext=yes - fi - fi - ]) - - if test "$ax_cv_have_altivec_ext" = yes; then - AC_DEFINE(HAVE_ALTIVEC,,[Support Altivec instructions]) - AX_CHECK_COMPILE_FLAG(-faltivec, SIMD_FLAGS="$SIMD_FLAGS -faltivec", []) - fi - ;; - - - i[[3456]]86*|x86_64*|amd64*) - - AC_REQUIRE([AX_GCC_X86_CPUID]) - AC_REQUIRE([AX_GCC_X86_AVX_XGETBV]) - - AX_GCC_X86_CPUID(0x00000001) - ecx=`echo $ax_cv_gcc_x86_cpuid_0x00000001 | cut -d ":" -f 3` - edx=`echo $ax_cv_gcc_x86_cpuid_0x00000001 | cut -d ":" -f 4` - - AC_CACHE_CHECK([whether mmx is supported], [ax_cv_have_mmx_ext], - [ - ax_cv_have_mmx_ext=no - if test "$((0x$edx>>23&0x01))" = 1; then - ax_cv_have_mmx_ext=yes - fi - ]) - - AC_CACHE_CHECK([whether sse is supported], [ax_cv_have_sse_ext], - [ - ax_cv_have_sse_ext=no - if test "$((0x$edx>>25&0x01))" = 1; then - ax_cv_have_sse_ext=yes - fi - ]) - - AC_CACHE_CHECK([whether sse2 is supported], [ax_cv_have_sse2_ext], - [ - ax_cv_have_sse2_ext=no - if test "$((0x$edx>>26&0x01))" = 1; then - ax_cv_have_sse2_ext=yes - fi - ]) - - AC_CACHE_CHECK([whether sse3 is supported], [ax_cv_have_sse3_ext], - [ - ax_cv_have_sse3_ext=no - if test "$((0x$ecx&0x01))" = 1; then - ax_cv_have_sse3_ext=yes - fi - ]) - - AC_CACHE_CHECK([whether pclmuldq is supported], [ax_cv_have_pclmuldq_ext], - [ - ax_cv_have_pclmuldq_ext=no - if test "$((0x$ecx>>1&0x01))" = 1; then - ax_cv_have_pclmuldq_ext=yes - fi - ]) - - AC_CACHE_CHECK([whether ssse3 is supported], [ax_cv_have_ssse3_ext], - [ - ax_cv_have_ssse3_ext=no - if test "$((0x$ecx>>9&0x01))" = 1; then - ax_cv_have_ssse3_ext=yes - fi - ]) - - AC_CACHE_CHECK([whether sse4.1 is supported], [ax_cv_have_sse41_ext], - [ - ax_cv_have_sse41_ext=no - if test "$((0x$ecx>>19&0x01))" = 1; then - ax_cv_have_sse41_ext=yes - fi - ]) - - AC_CACHE_CHECK([whether sse4.2 is supported], [ax_cv_have_sse42_ext], - [ - ax_cv_have_sse42_ext=no - if test "$((0x$ecx>>20&0x01))" = 1; then - ax_cv_have_sse42_ext=yes - fi - ]) - - AC_CACHE_CHECK([whether avx is supported by processor], [ax_cv_have_avx_cpu_ext], - [ - ax_cv_have_avx_cpu_ext=no - if test "$((0x$ecx>>28&0x01))" = 1; then - ax_cv_have_avx_cpu_ext=yes - fi - ]) - - if test x"$ax_cv_have_avx_cpu_ext" = x"yes"; then - AX_GCC_X86_AVX_XGETBV(0x00000000) - - xgetbv_eax="0" - if test x"$ax_cv_gcc_x86_avx_xgetbv_0x00000000" != x"unknown"; then - xgetbv_eax=`echo $ax_cv_gcc_x86_avx_xgetbv_0x00000000 | cut -d ":" -f 1` - fi - - AC_CACHE_CHECK([whether avx is supported by operating system], [ax_cv_have_avx_ext], - [ - ax_cv_have_avx_ext=no - - if test "$((0x$ecx>>27&0x01))" = 1; then - if test "$((0x$xgetbv_eax&0x6))" = 6; then - ax_cv_have_avx_ext=yes - fi - fi - ]) - if test x"$ax_cv_have_avx_ext" = x"no"; then - AC_MSG_WARN([Your processor supports AVX, but your operating system doesn't]) - fi - fi - - if test "$ax_cv_have_mmx_ext" = yes; then - AX_CHECK_COMPILE_FLAG(-mmmx, ax_cv_support_mmx_ext=yes, []) - if test x"$ax_cv_support_mmx_ext" = x"yes"; then - SIMD_FLAGS="$SIMD_FLAGS -mmmx" - AC_DEFINE(HAVE_MMX,,[Support mmx instructions]) - else - AC_MSG_WARN([Your processor supports mmx instructions but not your compiler, can you try another compiler?]) - fi - fi - - if test "$ac_cv_sizeof_long" -eq 8; then - SIMD_FLAGS="$SIMD_FLAGS -DARCH_64" - fi - - if test "$ax_cv_have_sse_ext" = yes; then - AX_CHECK_COMPILE_FLAG(-msse, ax_cv_support_sse_ext=yes, []) - if test x"$ax_cv_support_sse_ext" = x"yes"; then - SIMD_FLAGS="$SIMD_FLAGS -msse -DINTEL_SSE" - AC_DEFINE(HAVE_SSE,,[Support SSE (Streaming SIMD Extensions) instructions]) - else - AC_MSG_WARN([Your processor supports sse instructions but not your compiler, can you try another compiler?]) - fi - fi - - if test "$ax_cv_have_sse2_ext" = yes; then - AX_CHECK_COMPILE_FLAG(-msse2, ax_cv_support_sse2_ext=yes, []) - if test x"$ax_cv_support_sse2_ext" = x"yes"; then - SIMD_FLAGS="$SIMD_FLAGS -msse2 -DINTEL_SSE2" - AC_DEFINE(HAVE_SSE2,,[Support SSE2 (Streaming SIMD Extensions 2) instructions]) - else - AC_MSG_WARN([Your processor supports sse2 instructions but not your compiler, can you try another compiler?]) - fi - fi - - if test "$ax_cv_have_sse3_ext" = yes; then - AX_CHECK_COMPILE_FLAG(-msse3, ax_cv_support_sse3_ext=yes, []) - if test x"$ax_cv_support_sse3_ext" = x"yes"; then - SIMD_FLAGS="$SIMD_FLAGS -msse3 -DINTEL_SSE3" - AC_DEFINE(HAVE_SSE3,,[Support SSE3 (Streaming SIMD Extensions 3) instructions]) - else - AC_MSG_WARN([Your processor supports sse3 instructions but not your compiler, can you try another compiler?]) - fi - fi - - if test "$ax_cv_have_pclmuldq_ext" = yes; then - AX_CHECK_COMPILE_FLAG(-mpclmul, ax_cv_support_pclmuldq_ext=yes, []) - if test x"$ax_cv_support_pclmuldq_ext" = x"yes"; then - SIMD_FLAGS="$SIMD_FLAGS -mpclmul -DINTEL_SSE4_PCLMUL" - AC_DEFINE(HAVE_PCLMULDQ,,[Support (PCLMULDQ) Carry-Free Muliplication]) - else - AC_MSG_WARN([Your processor supports pclmuldq instructions but not your compiler, can you try another compiler?]) - fi - fi - - if test "$ax_cv_have_ssse3_ext" = yes; then - AX_CHECK_COMPILE_FLAG(-mssse3, ax_cv_support_ssse3_ext=yes, []) - if test x"$ax_cv_support_ssse3_ext" = x"yes"; then - SIMD_FLAGS="$SIMD_FLAGS -mssse3 -DINTEL_SSSE3" - AC_DEFINE(HAVE_SSSE3,,[Support SSSE3 (Supplemental Streaming SIMD Extensions 3) instructions]) - else - AC_MSG_WARN([Your processor supports ssse3 instructions but not your compiler, can you try another compiler?]) - fi - fi - - if test "$ax_cv_have_sse41_ext" = yes; then - AX_CHECK_COMPILE_FLAG(-msse4.1, ax_cv_support_sse41_ext=yes, []) - if test x"$ax_cv_support_sse41_ext" = x"yes"; then - SIMD_FLAGS="$SIMD_FLAGS -msse4.1 -DINTEL_SSE4" - AC_DEFINE(HAVE_SSE4_1,,[Support SSSE4.1 (Streaming SIMD Extensions 4.1) instructions]) - else - AC_MSG_WARN([Your processor supports sse4.1 instructions but not your compiler, can you try another compiler?]) - fi - fi - - if test "$ax_cv_have_sse42_ext" = yes; then - AX_CHECK_COMPILE_FLAG(-msse4.2, ax_cv_support_sse42_ext=yes, []) - if test x"$ax_cv_support_sse42_ext" = x"yes"; then - SIMD_FLAGS="$SIMD_FLAGS -msse4.2 -DINTEL_SSE4" - AC_DEFINE(HAVE_SSE4_2,,[Support SSSE4.2 (Streaming SIMD Extensions 4.2) instructions]) - else - AC_MSG_WARN([Your processor supports sse4.2 instructions but not your compiler, can you try another compiler?]) - fi - fi - - if test "$ax_cv_have_avx_ext" = yes; then - AX_CHECK_COMPILE_FLAG(-mavx, ax_cv_support_avx_ext=yes, []) - if test x"$ax_cv_support_avx_ext" = x"yes"; then - SIMD_FLAGS="$SIMD_FLAGS -mavx" - AC_DEFINE(HAVE_AVX,,[Support AVX (Advanced Vector Extensions) instructions]) - else - AC_MSG_WARN([Your processor supports avx instructions but not your compiler, can you try another compiler?]) - fi - fi - - ;; - esac - - AC_SUBST(SIMD_FLAGS) -]) diff --git a/m4/ax_gcc_x86_avx_xgetbv.m4 b/m4/ax_gcc_x86_avx_xgetbv.m4 deleted file mode 100644 index 0624eebc9ab..00000000000 --- a/m4/ax_gcc_x86_avx_xgetbv.m4 +++ /dev/null @@ -1,79 +0,0 @@ -# =========================================================================== -# http://www.gnu.org/software/autoconf-archive/ax_gcc_x86_avx_xgetbv.html -# =========================================================================== -# -# SYNOPSIS -# -# AX_GCC_X86_AVX_XGETBV -# -# DESCRIPTION -# -# On later x86 processors with AVX SIMD support, with gcc or a compiler -# that has a compatible syntax for inline assembly instructions, run a -# small program that executes the xgetbv instruction with input OP. This -# can be used to detect if the OS supports AVX instruction usage. -# -# On output, the values of the eax and edx registers are stored as -# hexadecimal strings as "eax:edx" in the cache variable -# ax_cv_gcc_x86_avx_xgetbv. -# -# If the xgetbv instruction fails (because you are running a -# cross-compiler, or because you are not using gcc, or because you are on -# a processor that doesn't have this instruction), -# ax_cv_gcc_x86_avx_xgetbv_OP is set to the string "unknown". -# -# This macro mainly exists to be used in AX_EXT. -# -# LICENSE -# -# Copyright (c) 2013 Michael Petch -# -# This program is free software: you can redistribute it and/or modify it -# under the terms of the GNU General Public License as published by the -# Free Software Foundation, either version 3 of the License, or (at your -# option) any later version. -# -# This program is distributed in the hope that it will be useful, but -# WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General -# Public License for more details. -# -# You should have received a copy of the GNU General Public License along -# with this program. If not, see . -# -# As a special exception, the respective Autoconf Macro's copyright owner -# gives unlimited permission to copy, distribute and modify the configure -# scripts that are the output of Autoconf when processing the Macro. You -# need not follow the terms of the GNU General Public License when using -# or distributing such scripts, even though portions of the text of the -# Macro appear in them. The GNU General Public License (GPL) does govern -# all other use of the material that constitutes the Autoconf Macro. -# -# This special exception to the GPL applies to versions of the Autoconf -# Macro released by the Autoconf Archive. When you make and distribute a -# modified version of the Autoconf Macro, you may extend this special -# exception to the GPL to apply to your modified version as well. - -#serial 1 - -AC_DEFUN([AX_GCC_X86_AVX_XGETBV], -[AC_REQUIRE([AC_PROG_CC]) -AC_LANG_PUSH([C]) -AC_CACHE_CHECK(for x86-AVX xgetbv $1 output, ax_cv_gcc_x86_avx_xgetbv_$1, - [AC_RUN_IFELSE([AC_LANG_PROGRAM([#include ], [ - int op = $1, eax, edx; - FILE *f; - /* Opcodes for xgetbv */ - __asm__(".byte 0x0f, 0x01, 0xd0" - : "=a" (eax), "=d" (edx) - : "c" (op)); - f = fopen("conftest_xgetbv", "w"); if (!f) return 1; - fprintf(f, "%x:%x\n", eax, edx); - fclose(f); - return 0; -])], - [ax_cv_gcc_x86_avx_xgetbv_$1=`cat conftest_xgetbv`; rm -f conftest_xgetbv], - [ax_cv_gcc_x86_avx_xgetbv_$1=unknown; rm -f conftest_xgetbv], - [ax_cv_gcc_x86_avx_xgetbv_$1=unknown])]) -AC_LANG_POP([C]) -]) diff --git a/m4/ax_gcc_x86_cpuid.m4 b/m4/ax_gcc_x86_cpuid.m4 deleted file mode 100644 index 7d46fee0219..00000000000 --- a/m4/ax_gcc_x86_cpuid.m4 +++ /dev/null @@ -1,79 +0,0 @@ -# =========================================================================== -# http://www.gnu.org/software/autoconf-archive/ax_gcc_x86_cpuid.html -# =========================================================================== -# -# SYNOPSIS -# -# AX_GCC_X86_CPUID(OP) -# -# DESCRIPTION -# -# On Pentium and later x86 processors, with gcc or a compiler that has a -# compatible syntax for inline assembly instructions, run a small program -# that executes the cpuid instruction with input OP. This can be used to -# detect the CPU type. -# -# On output, the values of the eax, ebx, ecx, and edx registers are stored -# as hexadecimal strings as "eax:ebx:ecx:edx" in the cache variable -# ax_cv_gcc_x86_cpuid_OP. -# -# If the cpuid instruction fails (because you are running a -# cross-compiler, or because you are not using gcc, or because you are on -# a processor that doesn't have this instruction), ax_cv_gcc_x86_cpuid_OP -# is set to the string "unknown". -# -# This macro mainly exists to be used in AX_GCC_ARCHFLAG. -# -# LICENSE -# -# Copyright (c) 2008 Steven G. Johnson -# Copyright (c) 2008 Matteo Frigo -# -# This program is free software: you can redistribute it and/or modify it -# under the terms of the GNU General Public License as published by the -# Free Software Foundation, either version 3 of the License, or (at your -# option) any later version. -# -# This program is distributed in the hope that it will be useful, but -# WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General -# Public License for more details. -# -# You should have received a copy of the GNU General Public License along -# with this program. If not, see . -# -# As a special exception, the respective Autoconf Macro's copyright owner -# gives unlimited permission to copy, distribute and modify the configure -# scripts that are the output of Autoconf when processing the Macro. You -# need not follow the terms of the GNU General Public License when using -# or distributing such scripts, even though portions of the text of the -# Macro appear in them. The GNU General Public License (GPL) does govern -# all other use of the material that constitutes the Autoconf Macro. -# -# This special exception to the GPL applies to versions of the Autoconf -# Macro released by the Autoconf Archive. When you make and distribute a -# modified version of the Autoconf Macro, you may extend this special -# exception to the GPL to apply to your modified version as well. - -#serial 7 - -AC_DEFUN([AX_GCC_X86_CPUID], -[AC_REQUIRE([AC_PROG_CC]) -AC_LANG_PUSH([C]) -AC_CACHE_CHECK(for x86 cpuid $1 output, ax_cv_gcc_x86_cpuid_$1, - [AC_RUN_IFELSE([AC_LANG_PROGRAM([#include ], [ - int op = $1, eax, ebx, ecx, edx; - FILE *f; - __asm__("cpuid" - : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) - : "a" (op)); - f = fopen("conftest_cpuid", "w"); if (!f) return 1; - fprintf(f, "%x:%x:%x:%x\n", eax, ebx, ecx, edx); - fclose(f); - return 0; -])], - [ax_cv_gcc_x86_cpuid_$1=`cat conftest_cpuid`; rm -f conftest_cpuid], - [ax_cv_gcc_x86_cpuid_$1=unknown; rm -f conftest_cpuid], - [ax_cv_gcc_x86_cpuid_$1=unknown])]) -AC_LANG_POP([C]) -]) diff --git a/m4/ax_sse.m4 b/m4/ax_sse.m4 new file mode 100644 index 00000000000..0e4e44fa1b3 --- /dev/null +++ b/m4/ax_sse.m4 @@ -0,0 +1,54 @@ +AC_DEFUN([AX_SSE], +[ + AC_REQUIRE([AC_CANONICAL_HOST]) + + AX_CHECK_COMPILE_FLAG(-msse, ax_cv_support_sse_ext=yes, []) + if test x"$ax_cv_support_sse_ext" = x"yes"; then + SIMD_FLAGS="$SIMD_FLAGS -msse -DINTEL_SSE" + AC_DEFINE(HAVE_SSE,,[Support SSE (Streaming SIMD Extensions) instructions]) + fi + + AX_CHECK_COMPILE_FLAG(-msse2, ax_cv_support_sse2_ext=yes, []) + if test x"$ax_cv_support_sse2_ext" = x"yes"; then + SIMD_FLAGS="$SIMD_FLAGS -msse2 -DINTEL_SSE2" + AC_DEFINE(HAVE_SSE2,,[Support SSE2 (Streaming SIMD Extensions 2) instructions]) + fi + + AX_CHECK_COMPILE_FLAG(-msse3, ax_cv_support_sse3_ext=yes, []) + if test x"$ax_cv_support_sse3_ext" = x"yes"; then + SIMD_FLAGS="$SIMD_FLAGS -msse3 -DINTEL_SSE3" + AC_DEFINE(HAVE_SSE3,,[Support SSE3 (Streaming SIMD Extensions 3) instructions]) + fi + + AX_CHECK_COMPILE_FLAG(-mpclmul, ax_cv_support_pclmuldq_ext=yes, []) + if test x"$ax_cv_support_pclmuldq_ext" = x"yes"; then + SIMD_FLAGS="$SIMD_FLAGS -mpclmul -DINTEL_SSE4_PCLMUL" + AC_DEFINE(HAVE_PCLMULDQ,,[Support (PCLMULDQ) Carry-Free Muliplication]) + fi + + AX_CHECK_COMPILE_FLAG(-mssse3, ax_cv_support_ssse3_ext=yes, []) + if test x"$ax_cv_support_ssse3_ext" = x"yes"; then + SIMD_FLAGS="$SIMD_FLAGS -mssse3 -DINTEL_SSSE3" + AC_DEFINE(HAVE_SSSE3,,[Support SSSE3 (Supplemental Streaming SIMD Extensions 3) instructions]) + fi + + AX_CHECK_COMPILE_FLAG(-msse4.1, ax_cv_support_sse41_ext=yes, []) + if test x"$ax_cv_support_sse41_ext" = x"yes"; then + SIMD_FLAGS="$SIMD_FLAGS -msse4.1 -DINTEL_SSE4" + AC_DEFINE(HAVE_SSE4_1,,[Support SSSE4.1 (Streaming SIMD Extensions 4.1) instructions]) + fi + + AX_CHECK_COMPILE_FLAG(-msse4.2, ax_cv_support_sse42_ext=yes, []) + if test x"$ax_cv_support_sse42_ext" = x"yes"; then + SIMD_FLAGS="$SIMD_FLAGS -msse4.2 -DINTEL_SSE4" + AC_DEFINE(HAVE_SSE4_2,,[Support SSSE4.2 (Streaming SIMD Extensions 4.2) instructions]) + fi + + AX_CHECK_COMPILE_FLAG(-mavx, ax_cv_support_avx_ext=yes, []) + if test x"$ax_cv_support_avx_ext" = x"yes"; then + SIMD_FLAGS="$SIMD_FLAGS -mavx" + AC_DEFINE(HAVE_AVX,,[Support AVX (Advanced Vector Extensions) instructions]) + fi + + AC_SUBST(SIMD_FLAGS) +])