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Update signbit functions to work on targets where integers are only 16-bits.

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* libm/common/s_signbit.c (__signbitf): Fix for 16-bit targets.
	(__signbitd): Likewise.
This commit is contained in:
Nick Clifton 2015-05-13 09:34:37 +01:00 committed by Corinna Vinschen
parent baa681fd38
commit 7b3c1cffce
2 changed files with 9 additions and 4 deletions
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5
newlib/ChangeLog
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@ -1,3 +1,8 @@
2015-05-13 Nick Clifton <nickc@redhat.com>
* libm/common/s_signbit.c (__signbitf): Fix for 16-bit targets.
(__signbitd): Likewise.
2015-05-02 Corinna Vinschen <vinschen@redhat.com> 2015-05-02 Corinna Vinschen <vinschen@redhat.com>
* libc/include/sys/time.h: Include sys/select.h on Cygwin. Explain why. * libc/include/sys/time.h: Include sys/select.h on Cygwin. Explain why.

8
newlib/libm/common/s_signbit.c
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@ -41,19 +41,19 @@ int __signbitd (double x);
int int
__signbitf (float x) __signbitf (float x)
{ {
unsigned int w; __uint32_t w;
GET_FLOAT_WORD(w,x); GET_FLOAT_WORD(w,x);
return (w & 0x80000000); return (w & 0x80000000) != 0;
} }
int int
__signbitd (double x) __signbitd (double x)
{ {
unsigned int msw; __uint32_t msw;
GET_HIGH_WORD(msw, x); GET_HIGH_WORD(msw, x);
return (msw & 0x80000000); return (msw & 0x80000000) != 0;
} }