Add AC_CACHE_CHECK() for pause instruction.
This supports cross compilation.
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@ -207,9 +207,10 @@ dnl CPU-specific settings.
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CPU_SPINWAIT=""
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case "${host_cpu}" in
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i686|x86_64)
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JE_COMPILABLE([pause instruction], [],
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[[__asm__ volatile("pause"); return 0;]],
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[je_cv_pause])
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AC_CACHE_CHECK([whether pause instruction is compilable], [je_cv_pause],
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[JE_COMPILABLE([pause instruction], [],
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[[__asm__ volatile("pause"); return 0;]],
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[je_cv_pause])])
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if test "x${je_cv_pause}" = "xyes" ; then
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CPU_SPINWAIT='__asm__ volatile("pause")'
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fi
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