2010-08-19 06:01:43 +00:00
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dnl Check for ia32
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AC_MSG_CHECKING(for an ia32 machine)
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case "${host}" in
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i?86-*-*)
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AC_MSG_RESULT(yes)
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AC_MSG_CHECKING(to see if we should disable asm optimizations)
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AC_ARG_ENABLE(asmopt,
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[ --disable-asmopt disable assembler optimization],
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AC_MSG_RESULT(yes),
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AC_DEFINE(USE_INTEL_ASM, 1, [Define this if you want to use Intel assembly optimizations])
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ASM_ARCH=yes
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AC_MSG_RESULT(no)
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)
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;;
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*) AC_MSG_RESULT(no)
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esac
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AM_CONDITIONAL(ASM_ARCH, test "x$ASM_ARCH" = "xyes")
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AC_MSG_CHECKING(for underscore prefix in names)
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2021-11-20 03:13:46 +00:00
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AC_LINK_IFELSE(
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[AC_LANG_PROGRAM([[asm(".long _bar"); int bar;]], [[]])],
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[AC_DEFINE(HAVE_SYM_PREFIX_UNDERSCORE, 1, Define this if C symbols are prefixed with an underscore) AC_MSG_RESULT(yes)],
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[AC_MSG_RESULT(no)
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])
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