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* sysdeps/sparc/configure.in: New file. * sysdeps/sparc/configure: Generate. * configure.in (libc_cv_sparc_as_vis3): Substitute. * configure: Regenerate. * config.h.in (HAVE_AS_VIS3_SUPPORT): New. * config.make.in (have-as-vis3): New. * sysdeps/sparc/sparc32/sparcv9/Makefile (ASFLAGS-*): If VIS3 is available use -Av9d instead of -Av9a. * sysdeps/sparc/sparc64/Makefile: Likewise. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysignf-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysignf.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/Makefile: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_signbit-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_signbit.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_signbitf-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_signbitf.S: New file.
31 lines
806 B
Plaintext
31 lines
806 B
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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