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[Bug math/3919] Quiet NaNs not propagated quietly by some math functions


------- Additional Comments From cvs-commit at gcc dot gnu dot org  2007-07-12 14:58 -------
Subject: Bug 3919

CVSROOT:	/cvs/glibc
Module name:	libc
Branch: 	glibc-2_5-branch
Changes by:	jakub@sourceware.org	2007-07-12 14:58:36

Modified files:
	.              : ChangeLog 
	math           : libm-test.inc 
	sysdeps/i386/fpu: e_log.S e_logf.S e_logl.S 
	sysdeps/x86_64/fpu: e_log10l.S e_log2l.S e_logl.S s_log1pl.S 

Log message:
	2007-03-15  Jakub Jelinek  <jakub@redhat.com>
	
	[BZ #3919]
	* math/libm-test.inc (log_test): Test -Inf and NaN.
	(log10_test, log1p_test, log2_test): Test -Inf.
	* sysdeps/i386/fpu/e_log.S (__ieee754_log): Don't raise
	FE_INVALID when argument is qNaN.
	* sysdeps/i386/fpu/e_logl.S (__ieee754_logl): Likewise.
	* sysdeps/i386/fpu/e_logf.S (__ieee754_logf): Likewise.
	* sysdeps/x86_64/fpu/e_logl.S (__ieee754_logl): Likewise.
	* sysdeps/x86_64/fpu/e_log10l.S (__ieee754_log10l): Replace
	andb $1, %ah with testb $1, %ah, don't test for parity, instead
	testb $4, %ah and jump if non-zero.
	* sysdeps/x86_64/fpu/e_log2l.S (__ieee754_log2l): Likewise.
	* sysdeps/x86_64/fpu/s_log1pl.S (__log1pl): Likewise.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/ChangeLog.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.10362.2.52&r2=1.10362.2.53
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/math/libm-test.inc.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.73.2.1&r2=1.73.2.2
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/fpu/e_log.S.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.2&r2=1.2.2.1
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/fpu/e_logf.S.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.2&r2=1.2.2.1
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/fpu/e_logl.S.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.2&r2=1.2.2.1
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/fpu/e_log10l.S.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.1&r2=1.1.10.1
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/fpu/e_log2l.S.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.1&r2=1.1.10.1
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/fpu/e_logl.S.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.1&r2=1.1.10.1
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/fpu/s_log1pl.S.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.1&r2=1.1.10.1



-- 


http://sourceware.org/bugzilla/show_bug.cgi?id=3919

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