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re PR libquadmath/47293 (libquadmath: strtoflt128 - NAN not correctly read and C99 hex floating point format missing)

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2011-01-31  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libquadmath/47293
	* gdtoa/qd_qnan.h: Fix NAN bit patterns.
	* gdtoa/strtopQ.c (strtoflt128): Handle endianess with NAN.

From-SVN: r169466
This commit is contained in:
Jerry DeLisle 2011-02-01 02:29:18 +00:00
parent 30f276c1dc
commit 21ac7f65b8
3 changed files with 16 additions and 10 deletions
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6
libquadmath/ChangeLog
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@ -1,3 +1,9 @@
2011-01-31 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libquadmath/47293
* gdtoa/qd_qnan.h: Fix NAN bit patterns.
* gdtoa/strtopQ.c (strtoflt128): Handle endianess with NAN.
2011-01-17 Tobias Burnus <burnus@net-b.de>
PR fortran/47295

12
libquadmath/gdtoa/gd_qnan.h
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@ -1,12 +1,12 @@
#define f_QNAN 0xffc00000
#define f_QNAN 0x7fc00000
#define d_QNAN0 0x0
#define d_QNAN1 0xfff80000
#define d_QNAN1 0x7ff80000
#define ld_QNAN0 0x0
#define ld_QNAN1 0xc0000000
#define ld_QNAN2 0xffff
#define ld_QNAN3 0x0
#define ld_QNAN1 0x0
#define ld_QNAN2 0x0
#define ld_QNAN3 0x7fff8000
#define ldus_QNAN0 0x0
#define ldus_QNAN1 0x0
#define ldus_QNAN2 0x0
#define ldus_QNAN3 0xc000
#define ldus_QNAN4 0xffff
#define ldus_QNAN4 0x7fff

8
libquadmath/gdtoa/strtopQ.c
View File

@ -92,10 +92,10 @@ strtoflt128(CONST char *s, char **sp)
break;
case STRTOG_NaN:
L[0] = ld_QNAN0;
L[1] = ld_QNAN1;
L[2] = ld_QNAN2;
L[3] = ld_QNAN3;
L[_0] = ld_QNAN3;
L[_1] = ld_QNAN2;
L[_2] = ld_QNAN1;
L[_3] = ld_QNAN0;
}
if (k & STRTOG_Neg)
L[_0] |= 0x80000000L;