projects / mirror_zfs.git / blame
| Commit | Line | Data |
|---|---|---|
| fc0c72b1 GN |
1 | dnl # |
| 2 | dnl # Checks if host toolchain supports SIMD instructions | |
| 3 | dnl # | |
| 4 | AC_DEFUN([ZFS_AC_CONFIG_ALWAYS_TOOLCHAIN_SIMD], [ | |
| 5 | case "$host_cpu" in | |
| 6 | x86_64 | x86 | i686) | |
| 7 | ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE | |
| 8 | ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE2 | |
| 9 | ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE3 | |
| 10 | ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSSE3 | |
| 11 | ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE4_1 | |
| 12 | ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE4_2 | |
| 13 | ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX | |
| 14 | ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX2 | |
| 15 | ;; | |
| 16 | esac | |
| 17 | ]) | |
| 18 | ||
| 19 | dnl # | |
| 20 | dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE | |
| 21 | dnl # | |
| 22 | AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE], [ | |
| 23 | AC_MSG_CHECKING([whether host toolchain supports SSE]) | |
| 24 | ||
| 25 | AC_LINK_IFELSE([AC_LANG_SOURCE([[ | |
| 26 | void main() | |
| 27 | { | |
| 28 | __asm__ __volatile__("xorps %xmm0, %xmm1"); | |
| 29 | } | |
| 30 | ]])], [ | |
| 31 | AC_DEFINE([HAVE_SSE], 1, [Define if host toolchain supports SSE]) | |
| 32 | AC_MSG_RESULT([yes]) | |
| 33 | ], [ | |
| 34 | AC_MSG_RESULT([no]) | |
| 35 | ]) | |
| 36 | ]) | |
| 37 | ||
| 38 | dnl # | |
| 39 | dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE2 | |
| 40 | dnl # | |
| 41 | AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE2], [ | |
| 42 | AC_MSG_CHECKING([whether host toolchain supports SSE2]) | |
| 43 | ||
| 44 | AC_LINK_IFELSE([AC_LANG_SOURCE([[ | |
| 45 | void main() | |
| 46 | { | |
| 47 | __asm__ __volatile__("pxor %xmm0, %xmm1"); | |
| 48 | } | |
| 49 | ]])], [ | |
| 50 | AC_DEFINE([HAVE_SSE2], 1, [Define if host toolchain supports SSE2]) | |
| 51 | AC_MSG_RESULT([yes]) | |
| 52 | ], [ | |
| 53 | AC_MSG_RESULT([no]) | |
| 54 | ]) | |
| 55 | ]) | |
| 56 | ||
| 57 | dnl # | |
| 58 | dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE3 | |
| 59 | dnl # | |
| 60 | AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE3], [ | |
| 61 | AC_MSG_CHECKING([whether host toolchain supports SSE3]) | |
| 62 | ||
| 63 | AC_LINK_IFELSE([AC_LANG_SOURCE([[ | |
| 64 | void main() | |
| 65 | { | |
| 66 | char v[16]; | |
| 67 | __asm__ __volatile__("lddqu %0,%%xmm0" :: "m"(v[0])); | |
| 68 | } | |
| 69 | ]])], [ | |
| 70 | AC_DEFINE([HAVE_SSE3], 1, [Define if host toolchain supports SSE3]) | |
| 71 | AC_MSG_RESULT([yes]) | |
| 72 | ], [ | |
| 73 | AC_MSG_RESULT([no]) | |
| 74 | ]) | |
| 75 | ]) | |
| 76 | ||
| 77 | dnl # | |
| 78 | dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSSE3 | |
| 79 | dnl # | |
| 80 | AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSSE3], [ | |
| 81 | AC_MSG_CHECKING([whether host toolchain supports SSSE3]) | |
| 82 | ||
| 83 | AC_LINK_IFELSE([AC_LANG_SOURCE([[ | |
| 84 | void main() | |
| 85 | { | |
| 86 | __asm__ __volatile__("pshufb %xmm0,%xmm1"); | |
| 87 | } | |
| 88 | ]])], [ | |
| 89 | AC_DEFINE([HAVE_SSSE3], 1, [Define if host toolchain supports SSSE3]) | |
| 90 | AC_MSG_RESULT([yes]) | |
| 91 | ], [ | |
| 92 | AC_MSG_RESULT([no]) | |
| 93 | ]) | |
| 94 | ]) | |
| 95 | ||
| 96 | dnl # | |
| 97 | dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE4_1 | |
| 98 | dnl # | |
| 99 | AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE4_1], [ | |
| 100 | AC_MSG_CHECKING([whether host toolchain supports SSE4.1]) | |
| 101 | ||
| 102 | AC_LINK_IFELSE([AC_LANG_SOURCE([[ | |
| 103 | void main() | |
| 104 | { | |
| 105 | __asm__ __volatile__("pmaxsb %xmm0,%xmm1"); | |
| 106 | } | |
| 107 | ]])], [ | |
| 108 | AC_DEFINE([HAVE_SSE4_1], 1, [Define if host toolchain supports SSE4.1]) | |
| 109 | AC_MSG_RESULT([yes]) | |
| 110 | ], [ | |
| 111 | AC_MSG_RESULT([no]) | |
| 112 | ]) | |
| 113 | ]) | |
| 114 | ||
| 115 | dnl # | |
| 116 | dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE4_2 | |
| 117 | dnl # | |
| 118 | AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE4_2], [ | |
| 119 | AC_MSG_CHECKING([whether host toolchain supports SSE4.2]) | |
| 120 | ||
| 121 | AC_LINK_IFELSE([AC_LANG_SOURCE([[ | |
| 122 | void main() | |
| 123 | { | |
| 124 | __asm__ __volatile__("pcmpgtq %xmm0, %xmm1"); | |
| 125 | } | |
| 126 | ]])], [ | |
| 127 | AC_DEFINE([HAVE_SSE4_2], 1, [Define if host toolchain supports SSE4.2]) | |
| 128 | AC_MSG_RESULT([yes]) | |
| 129 | ], [ | |
| 130 | AC_MSG_RESULT([no]) | |
| 131 | ]) | |
| 132 | ]) | |
| 133 | ||
| 134 | dnl # | |
| 135 | dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX | |
| 136 | dnl # | |
| 137 | AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX], [ | |
| 138 | AC_MSG_CHECKING([whether host toolchain supports AVX]) | |
| 139 | ||
| 140 | AC_LINK_IFELSE([AC_LANG_SOURCE([[ | |
| 141 | void main() | |
| 142 | { | |
| 143 | char v[32]; | |
| 144 | __asm__ __volatile__("vmovdqa %0,%%ymm0" :: "m"(v[0])); | |
| 145 | } | |
| 146 | ]])], [ | |
| 147 | AC_MSG_RESULT([yes]) | |
| 148 | AC_DEFINE([HAVE_AVX], 1, [Define if host toolchain supports AVX]) | |
| 149 | ], [ | |
| 150 | AC_MSG_RESULT([no]) | |
| 151 | ]) | |
| 152 | ]) | |
| 153 | ||
| 154 | dnl # | |
| 155 | dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX2 | |
| 156 | dnl # | |
| 157 | AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX2], [ | |
| 158 | AC_MSG_CHECKING([whether host toolchain supports AVX2]) | |
| 159 | ||
| 160 | AC_LINK_IFELSE([AC_LANG_SOURCE([ | |
| 161 | [ | |
| 162 | void main() | |
| 163 | { | |
| 164 | __asm__ __volatile__("vpshufb %ymm0,%ymm1,%ymm2"); | |
| 165 | } | |
| 166 | ]])], [ | |
| 167 | AC_MSG_RESULT([yes]) | |
| 168 | AC_DEFINE([HAVE_AVX2], 1, [Define if host toolchain supports AVX2]) | |
| 169 | ], [ | |
| 170 | AC_MSG_RESULT([no]) | |
| 171 | ]) | |
| 172 | ]) |