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authorDavid S. Miller <davem@davemloft.net>2012-03-14 16:29:47 -0700
committerDavid S. Miller <davem@davemloft.net>2012-03-14 16:43:09 -0700
commiteae47a361821b60ad4274feae1d6e3fa4572cd0a (patch)
tree00abf7a0cd073fc519d074d18f1163a8f47ee0c2 /configure
parent7bd951ff59e0443ca1bdd5b0ea58f6f4f641ac73 (diff)
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Add framework for using sparc VIS3 instructions, use it for copysign/signbit.
	* 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.
Diffstat (limited to 'configure')
-rwxr-xr-xconfigure2
1 files changed, 2 insertions, 0 deletions
diff --git a/configure b/configure
index f415389a34..94b15bbe8f 100755
--- a/configure
+++ b/configure
@@ -616,6 +616,7 @@ shared
 static
 ldd_rewrite_script
 use_ldconfig
+libc_cv_sparc_as_vis3
 libc_cv_as_i686
 libc_cv_cc_fma4
 libc_cv_cc_novzeroupper
@@ -7647,6 +7648,7 @@ fi
 
 
 
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -fPIC is default" >&5
 $as_echo_n "checking whether -fPIC is default... " >&6; }
 if ${libc_cv_pic_default+:} false; then :