10 |
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11 |
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12 |
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13 |
echo -n "checking whether x86 architecture... " |
AC_MSG_CHECKING([whether x86 architecture]) |
14 |
def_arch_x86=0 |
def_arch_x86=0 |
15 |
case $target_cpu in |
case $target_cpu in |
16 |
"i386" | "i486" | "i586" | "i686" | "i786") |
"i386" | "i486" | "i586" | "i686" | "i786") |
22 |
AC_DEFINE_UNQUOTED(ARCH_X86,$def_arch_x86,[Define to 1 if you build for x86 architecture.]) |
AC_DEFINE_UNQUOTED(ARCH_X86,$def_arch_x86,[Define to 1 if you build for x86 architecture.]) |
23 |
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24 |
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25 |
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# determine the right gcc switch for CPU specific optimizations |
26 |
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CXX_CPU_SWITCH= |
27 |
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if test "$def_arch_x86" = 1; then |
28 |
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CXX_CPU_SWITCH="-march=$target_cpu" |
29 |
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elif test "$target_cpu" = "powerpc"; then |
30 |
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CXX_CPU_SWITCH="-arch=$target_cpu" |
31 |
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fi |
32 |
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AC_SUBST([CXX_CPU_SWITCH]) |
33 |
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34 |
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35 |
AC_MSG_CHECKING([whether UNIX98 compatible]) |
AC_MSG_CHECKING([whether UNIX98 compatible]) |
36 |
AC_LANG_SAVE |
AC_LANG_SAVE |
37 |
AC_LANG_C |
AC_LANG_C |