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Author SHA1 Message Date
Richard Guenther 6ff68ac318 re PR bootstrap/26055 (libgcc-math declaration of __isinf conflicts with system header, fails bootstrap) 
2006-02-28  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/26055
	Revert
	* configure.ac: Disable libgcc-math if we cannot mix
	declaration of __isinf and math.h inclusion.
	* configure: Re-generate.

	* i386/Makefile.am: Use -std=c99, do not use -ffinite-math-only,
	do not define __NO_MATH_INLINES.
	* i386/Makefile.in: Re-generate.
	* include/math_private.h (__atanf): Declare.
	(__scalbnf): Likewise.
	(__floorf): Likewise.
	(__isinff): Likewise.
	(__scalbn): Likewise.
	(__floor): Likewise.
	(fabs): Likewise.
	(fabsf): Likewise.
	* flt-32/e_acosf.c: Do not include math.h
	* flt-32/s_isinff.c: Likewise.
	* flt-32/k_tanf.c: Likewise.
	* flt-32/e_sqrtf.c: Likewise.
	* flt-32/e_asinf.c: Likewise.
	* flt-32/k_cosf.c: Likewise.
	* flt-32/k_sinf.c: Likewise.
	* flt-32/s_floorf.c: Likewise.
	* flt-32/s_tanf.c: Likewise.
	* flt-32/s_atanf.c: Likewise.
	* flt-32/s_cosf.c: Likewise.
	* flt-32/e_atan2f.c: Likewise.
	* flt-32/e_powf.c: Likewise.
	* flt-32/s_sinf.c: Likewise.
	* flt-32/e_rem_pio2f.c: Likewise.
	* flt-32/s_scalbnf.c: Likewise.
	* flt-32/e_logf.c: Likewise.
	* flt-32/e_log10f.c: Likewise.
	* flt-32/k_rem_pio2f.c: Likewise.
	* flt-32/e_expf.c: Likewise.  Use __builtin_isless and
	__builtin_isgreater.
	* dbl-64/s_floor.c: Do not include math.h.
	* dbl-64/e_log10.c: Likewise.
	* dbl-64/k_rem_pio2.c: Likewise.
	* dbl-64/s_atan.c: Likewise.
	* dbl-64/s_scalbn.c: Likewise.
	* dbl-64/s_isinf.c: Likewise.
	* dbl-64/s_tan.c: Likewise.
	* dbl-64/e_rem_pio2.c: Likewise.  Avoid uninitialized variable
	warning.
	* dbl-64/mpa.c: Likewise.

From-SVN: r111563
 2006-02-28 11:29:41 +00:00
Richard Guenther 0058967bb0 Makefile.def (target_modules): Add libgcc-math target module. 
2006-01-31  Richard Guenther  <rguenther@suse.de>
	Paolo Bonzini  <bonzini@gnu.org>

	* Makefile.def (target_modules): Add libgcc-math target module.
	* configure.in (target_libraries): Add libgcc-math target library.
	(--enable-libgcc-math): New configure switch.
	* Makefile.in: Re-generate.
	* configure: Re-generate.
	* libgcc-math: New toplevel directory.

	* doc/install.texi (--disable-libgcc-math): Document.

	libgcc-math/
	* configure.ac: New file.
	* Makefile.am: Likewise.
	* configure: New generated file.
	* Makefile.in: Likewise.
	* aclocal.m4: Likewise.
	* libtool-version: New file.
	* include/ieee754.h: New file.
	* include/libc-symbols.h: Likewise.
	* include/math_private.h: Likewise.
	* i386/Makefile.am: New file.
	* i386/Makefile.in: New generated file.
	* i386/sse2.h: New file.
	* i386/endian.h: Likewise.
	* i386/sse2.map: Linker script for SSE2 ABI math intrinsics.
	* flt-32/: Import from glibc.
	* dbl-64/: Likewise.

Co-Authored-By: Paolo Bonzini <bonzini@gnu.org>

From-SVN: r110434
 2006-01-31 11:56:46 +00:00