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cb8a6dbd17
Autoconf has been deprecating configure.in for quite a long time. Rename all our configure.in and preconfigure.in files to .ac. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
60 lines
1.5 KiB
Plaintext
60 lines
1.5 KiB
Plaintext
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
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# Local configure fragment for sysdeps/sparc.
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# Check for support of VIS3 et al. instructions in the assembler.
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AC_CACHE_CHECK(for sparc assembler VIS3 support, libc_cv_sparc_as_vis3, [dnl
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cat > conftest.S <<\EOF
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.text
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foo: fmadds %f1, %f2, %f3, %f5
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fmaddd %f2, %f4, %f8, %f10
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fhadds %f2, %f3, %f5
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fhaddd %f4, %f8, %f10
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pdistn %f2, %f4, %g1
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movdtox %f10, %o0
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movstouw %f9, %o1
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movstosw %f7, %o2
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movxtod %o3, %f18
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movwtos %o4, %f15
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flcmps %fcc0, %f3, %f5
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flcmpd %fcc1, %f4, %f6
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EOF
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dnl
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if AC_TRY_COMMAND([${CC-cc} -c $CFLAGS -Wa,-Av9d conftest.S]); then
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libc_cv_sparc_as_vis3=yes
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else
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libc_cv_sparc_as_vis3=no
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fi
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rm -f conftest*])
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if test $libc_cv_sparc_as_vis3 = yes; then
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AC_DEFINE(HAVE_AS_VIS3_SUPPORT)
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fi
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LIBC_CONFIG_VAR([have-as-vis3], [$libc_cv_sparc_as_vis3])
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# Check for a GCC emitting GOTDATA relocations.
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AC_CACHE_CHECK(for sparc gcc GOTDATA reloc support, libc_cv_sparc_gcc_gotdata, [dnl
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changequote(,)dnl
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cat > conftest.c <<\EOF
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int data;
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int foo(void)
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{
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return data;
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}
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EOF
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changequote([,])dnl
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dnl
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libc_cv_sparc_gcc_gotdata=no
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if AC_TRY_COMMAND(${CC-cc} -S $CFLAGS -O2 -fPIC conftest.c 1>&AS_MESSAGE_LOG_FD); then
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if grep -q 'gdop_hix22' conftest.s \
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&& grep -q 'gdop_lox10' conftest.s; then
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libc_cv_sparc_gcc_gotdata=yes
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fi
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fi
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rm -f conftest*])
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if test $libc_cv_sparc_gcc_gotdata = yes; then
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AC_DEFINE(HAVE_GCC_GOTDATA)
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fi
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if test $libc_cv_sparc_gcc_gotdata = yes; then
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AC_DEFINE(PI_STATIC_AND_HIDDEN)
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fi
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