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| (Empty) | |
| 1 # AC_PROG_NASM |
| 2 # -------------------------- |
| 3 # Check that NASM exists and determine flags |
| 4 AC_DEFUN([AC_PROG_NASM],[ |
| 5 |
| 6 AC_ARG_VAR(NASM, [NASM command (used to build the x86/x86-64 SIMD code)]) |
| 7 if test "x$NASM" = "x"; then |
| 8 AC_CHECK_PROGS(NASM, [nasm nasmw yasm]) |
| 9 test -z "$NASM" && AC_MSG_ERROR([no nasm (Netwide Assembler) found]) |
| 10 fi |
| 11 |
| 12 AC_MSG_CHECKING([for object file format of host system]) |
| 13 case "$host_os" in |
| 14 cygwin* | mingw* | pw32* | interix*) |
| 15 case "$host_cpu" in |
| 16 x86_64) |
| 17 objfmt='Win64-COFF' |
| 18 ;; |
| 19 *) |
| 20 objfmt='Win32-COFF' |
| 21 ;; |
| 22 esac |
| 23 ;; |
| 24 msdosdjgpp* | go32*) |
| 25 objfmt='COFF' |
| 26 ;; |
| 27 os2-emx*) # not tested |
| 28 objfmt='MSOMF' # obj |
| 29 ;; |
| 30 linux*coff* | linux*oldld*) |
| 31 objfmt='COFF' # ??? |
| 32 ;; |
| 33 linux*aout*) |
| 34 objfmt='a.out' |
| 35 ;; |
| 36 linux*) |
| 37 case "$host_cpu" in |
| 38 x86_64) |
| 39 objfmt='ELF64' |
| 40 ;; |
| 41 *) |
| 42 objfmt='ELF' |
| 43 ;; |
| 44 esac |
| 45 ;; |
| 46 kfreebsd* | freebsd* | netbsd* | openbsd*) |
| 47 if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then |
| 48 objfmt='BSD-a.out' |
| 49 else |
| 50 case "$host_cpu" in |
| 51 x86_64 | amd64) |
| 52 objfmt='ELF64' |
| 53 ;; |
| 54 *) |
| 55 objfmt='ELF' |
| 56 ;; |
| 57 esac |
| 58 fi |
| 59 ;; |
| 60 solaris* | sunos* | sysv* | sco*) |
| 61 case "$host_cpu" in |
| 62 x86_64) |
| 63 objfmt='ELF64' |
| 64 ;; |
| 65 *) |
| 66 objfmt='ELF' |
| 67 ;; |
| 68 esac |
| 69 ;; |
| 70 darwin* | rhapsody* | nextstep* | openstep* | macos*) |
| 71 case "$host_cpu" in |
| 72 x86_64) |
| 73 objfmt='Mach-O64' |
| 74 ;; |
| 75 *) |
| 76 objfmt='Mach-O' |
| 77 ;; |
| 78 esac |
| 79 ;; |
| 80 *) |
| 81 objfmt='ELF ?' |
| 82 ;; |
| 83 esac |
| 84 |
| 85 AC_MSG_RESULT([$objfmt]) |
| 86 if test "$objfmt" = 'ELF ?'; then |
| 87 objfmt='ELF' |
| 88 AC_MSG_WARN([unexpected host system. assumed that the format is $objfmt.]) |
| 89 fi |
| 90 |
| 91 AC_MSG_CHECKING([for object file format specifier (NAFLAGS) ]) |
| 92 case "$objfmt" in |
| 93 MSOMF) NAFLAGS='-fobj -DOBJ32';; |
| 94 Win32-COFF) NAFLAGS='-fwin32 -DWIN32';; |
| 95 Win64-COFF) NAFLAGS='-fwin64 -DWIN64 -D__x86_64__';; |
| 96 COFF) NAFLAGS='-fcoff -DCOFF';; |
| 97 a.out) NAFLAGS='-faout -DAOUT';; |
| 98 BSD-a.out) NAFLAGS='-faoutb -DAOUT';; |
| 99 ELF) NAFLAGS='-felf -DELF';; |
| 100 ELF64) NAFLAGS='-felf64 -DELF -D__x86_64__';; |
| 101 RDF) NAFLAGS='-frdf -DRDF';; |
| 102 Mach-O) NAFLAGS='-fmacho -DMACHO';; |
| 103 Mach-O64) NAFLAGS='-fmacho64 -DMACHO -D__x86_64__';; |
| 104 esac |
| 105 AC_MSG_RESULT([$NAFLAGS]) |
| 106 AC_SUBST([NAFLAGS]) |
| 107 |
| 108 AC_MSG_CHECKING([whether the assembler ($NASM $NAFLAGS) works]) |
| 109 cat > conftest.asm <<EOF |
| 110 [%line __oline__ "configure" |
| 111 section .text |
| 112 global _main,main |
| 113 _main: |
| 114 main: xor eax,eax |
| 115 ret |
| 116 ]EOF |
| 117 try_nasm='$NASM $NAFLAGS -o conftest.o conftest.asm' |
| 118 if AC_TRY_EVAL(try_nasm) && test -s conftest.o; then |
| 119 AC_MSG_RESULT(yes) |
| 120 else |
| 121 echo "configure: failed program was:" >&AC_FD_CC |
| 122 cat conftest.asm >&AC_FD_CC |
| 123 rm -rf conftest* |
| 124 AC_MSG_RESULT(no) |
| 125 AC_MSG_ERROR([installation or configuration problem: assembler cannot create o
bject files.]) |
| 126 fi |
| 127 |
| 128 AC_MSG_CHECKING([whether the linker accepts assembler output]) |
| 129 try_nasm='${CC-cc} -o conftest${ac_exeext} $LDFLAGS conftest.o $LIBS 1>&AC_FD_CC
' |
| 130 if AC_TRY_EVAL(try_nasm) && test -s conftest${ac_exeext}; then |
| 131 rm -rf conftest* |
| 132 AC_MSG_RESULT(yes) |
| 133 else |
| 134 rm -rf conftest* |
| 135 AC_MSG_RESULT(no) |
| 136 AC_MSG_ERROR([configuration problem: maybe object file format mismatch.]) |
| 137 fi |
| 138 |
| 139 ]) |
| 140 |
| 141 # AC_CHECK_COMPATIBLE_ARM_ASSEMBLER_IFELSE |
| 142 # -------------------------- |
| 143 # Test whether the assembler is suitable and supports NEON instructions |
| 144 AC_DEFUN([AC_CHECK_COMPATIBLE_ARM_ASSEMBLER_IFELSE],[ |
| 145 ac_good_gnu_arm_assembler=no |
| 146 ac_save_CC="$CC" |
| 147 ac_save_CFLAGS="$CFLAGS" |
| 148 CFLAGS="$CCASFLAGS -x assembler-with-cpp" |
| 149 CC="$CCAS" |
| 150 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ |
| 151 .text |
| 152 .fpu neon |
| 153 .arch armv7a |
| 154 .object_arch armv4 |
| 155 .arm |
| 156 pld [r0] |
| 157 vmovn.u16 d0, q0]])], ac_good_gnu_arm_assembler=yes) |
| 158 |
| 159 ac_use_gas_preprocessor=no |
| 160 if test "x$ac_good_gnu_arm_assembler" = "xno" ; then |
| 161 CC="gas-preprocessor.pl $CCAS" |
| 162 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ |
| 163 .text |
| 164 .fpu neon |
| 165 .arch armv7a |
| 166 .object_arch armv4 |
| 167 .arm |
| 168 pld [r0] |
| 169 vmovn.u16 d0, q0]])], ac_use_gas_preprocessor=yes) |
| 170 fi |
| 171 CFLAGS="$ac_save_CFLAGS" |
| 172 CC="$ac_save_CC" |
| 173 |
| 174 if test "x$ac_use_gas_preprocessor" = "xyes" ; then |
| 175 CCAS="gas-preprocessor.pl $CCAS" |
| 176 AC_SUBST([CCAS]) |
| 177 ac_good_gnu_arm_assembler=yes |
| 178 fi |
| 179 |
| 180 if test "x$ac_good_gnu_arm_assembler" = "xyes" ; then |
| 181 $1 |
| 182 else |
| 183 $2 |
| 184 fi |
| 185 ]) |
| 186 |
| 187 # AC_CHECK_COMPATIBLE_MIPSEL_ASSEMBLER_IFELSE |
| 188 # -------------------------- |
| 189 # Test whether the assembler is suitable and supports MIPS instructions |
| 190 AC_DEFUN([AC_CHECK_COMPATIBLE_MIPS_ASSEMBLER_IFELSE],[ |
| 191 have_mips_dspr2=no |
| 192 ac_save_CFLAGS="$CFLAGS" |
| 193 CFLAGS="$CCASFLAGS -mdspr2" |
| 194 |
| 195 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ |
| 196 |
| 197 int main () |
| 198 { |
| 199 int c = 0, a = 0, b = 0; |
| 200 __asm__ __volatile__ ( |
| 201 "precr.qb.ph %[c], %[a], %[b] \n\t" |
| 202 : [c] "=r" (c) |
| 203 : [a] "r" (a), [b] "r" (b) |
| 204 ); |
| 205 return c; |
| 206 } |
| 207 ]])], have_mips_dspr2=yes) |
| 208 CFLAGS=$ac_save_CFLAGS |
| 209 |
| 210 if test "x$have_mips_dspr2" = "xyes" ; then |
| 211 $1 |
| 212 else |
| 213 $2 |
| 214 fi |
| 215 ]) |
| 216 |
| 217 AC_DEFUN([AC_CHECK_COMPATIBLE_ARM64_ASSEMBLER_IFELSE],[ |
| 218 ac_good_gnu_arm_assembler=no |
| 219 ac_save_CC="$CC" |
| 220 ac_save_CFLAGS="$CFLAGS" |
| 221 CFLAGS="$CCASFLAGS -x assembler-with-cpp" |
| 222 CC="$CCAS" |
| 223 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ |
| 224 .text |
| 225 MYVAR .req x0 |
| 226 movi v0.16b, #100 |
| 227 mov MYVAR, #100 |
| 228 .unreq MYVAR]])], ac_good_gnu_arm_assembler=yes) |
| 229 |
| 230 ac_use_gas_preprocessor=no |
| 231 if test "x$ac_good_gnu_arm_assembler" = "xno" ; then |
| 232 CC="gas-preprocessor.pl $CCAS" |
| 233 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ |
| 234 .text |
| 235 MYVAR .req x0 |
| 236 movi v0.16b, #100 |
| 237 mov MYVAR, #100 |
| 238 .unreq MYVAR]])], ac_use_gas_preprocessor=yes) |
| 239 fi |
| 240 CFLAGS="$ac_save_CFLAGS" |
| 241 CC="$ac_save_CC" |
| 242 |
| 243 if test "x$ac_use_gas_preprocessor" = "xyes" ; then |
| 244 CCAS="gas-preprocessor.pl $CCAS" |
| 245 AC_SUBST([CCAS]) |
| 246 ac_good_gnu_arm_assembler=yes |
| 247 fi |
| 248 |
| 249 if test "x$ac_good_gnu_arm_assembler" = "xyes" ; then |
| 250 $1 |
| 251 else |
| 252 $2 |
| 253 fi |
| 254 ]) |
| OLD | NEW |
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Chromium Code Reviews
Issue 1934113002:
Update libjpeg_turbo to 1.4.90 from https://github.com/libjpeg-turbo/ (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/libjpeg_turbo.git@master