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| author | Ulrich Drepper <drepper@redhat.com> | 2001-02-17 16:46:12 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2001-02-17 16:46:12 +0000 |
| commit | d313277ad2a2a7a292705a5d9c9a47709e759f42 (patch) | |
| tree | a206eb28552412e8b88e6474cf711f4764b1ec60 /sysdeps/i386/fpu | |
| parent | d60a7756f6da6a46f94eb786461f2b5519664e4b (diff) | |
| download | glibc-d313277ad2a2a7a292705a5d9c9a47709e759f42.tar glibc-d313277ad2a2a7a292705a5d9c9a47709e759f42.tar.gz glibc-d313277ad2a2a7a292705a5d9c9a47709e759f42.tar.bz2 glibc-d313277ad2a2a7a292705a5d9c9a47709e759f42.zip | |
Renamed to e_exp2.
Diffstat (limited to 'sysdeps/i386/fpu')
| -rw-r--r-- | sysdeps/i386/fpu/s_exp2.S | 37 | ||||
| -rw-r--r-- | sysdeps/i386/fpu/s_exp2f.S | 37 | ||||
| -rw-r--r-- | sysdeps/i386/fpu/s_exp2l.S | 37 |
3 files changed, 0 insertions, 111 deletions
diff --git a/sysdeps/i386/fpu/s_exp2.S b/sysdeps/i386/fpu/s_exp2.S deleted file mode 100644 index 778c0c0eb6..0000000000 --- a/sysdeps/i386/fpu/s_exp2.S +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Written by J.T. Conklin <jtc@netbsd.org>. - * Adapted for exp2 by Ulrich Drepper <drepper@cygnus.com>. - * Public domain. - */ - -#include <machine/asm.h> - -ENTRY(__ieee754_exp2) - fldl 4(%esp) -/* I added the following ugly construct because exp(+-Inf) resulted - in NaN. The ugliness results from the bright minds at Intel. - For the i686 the code can be written better. - -- drepper@cygnus.com. */ - fxam /* Is NaN or +-Inf? */ - fstsw %ax - movb $0x45, %dh - andb %ah, %dh - cmpb $0x05, %dh - je 1f /* Is +-Inf, jump. */ - fld %st - frndint /* int(x) */ - fsubr %st,%st(1) /* fract(x) */ - fxch - f2xm1 /* 2^(fract(x)) - 1 */ - fld1 - faddp /* 2^(fract(x)) */ - fscale /* e^x */ - fstp %st(1) - ret - -1: testl $0x200, %eax /* Test sign. */ - jz 2f /* If positive, jump. */ - fstp %st - fldz /* Set result to 0. */ -2: ret -END (__ieee754_exp2) diff --git a/sysdeps/i386/fpu/s_exp2f.S b/sysdeps/i386/fpu/s_exp2f.S deleted file mode 100644 index c2d1af1af1..0000000000 --- a/sysdeps/i386/fpu/s_exp2f.S +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Written by J.T. Conklin <jtc@netbsd.org>. - * Adapted for exp2 by Ulrich Drepper <drepper@cygnus.com>. - * Public domain. - */ - -#include <machine/asm.h> - -ENTRY(__ieee754_exp2f) - flds 4(%esp) -/* I added the following ugly construct because exp(+-Inf) resulted - in NaN. The ugliness results from the bright minds at Intel. - For the i686 the code can be written better. - -- drepper@cygnus.com. */ - fxam /* Is NaN or +-Inf? */ - fstsw %ax - movb $0x45, %dh - andb %ah, %dh - cmpb $0x05, %dh - je 1f /* Is +-Inf, jump. */ - fld %st - frndint /* int(x) */ - fsubr %st,%st(1) /* fract(x) */ - fxch - f2xm1 /* 2^(fract(x)) - 1 */ - fld1 - faddp /* 2^(fract(x)) */ - fscale /* e^x */ - fstp %st(1) - ret - -1: testl $0x200, %eax /* Test sign. */ - jz 2f /* If positive, jump. */ - fstp %st - fldz /* Set result to 0. */ -2: ret -END (__ieee754_exp2f) diff --git a/sysdeps/i386/fpu/s_exp2l.S b/sysdeps/i386/fpu/s_exp2l.S deleted file mode 100644 index fa1fdc9236..0000000000 --- a/sysdeps/i386/fpu/s_exp2l.S +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Written by J.T. Conklin <jtc@netbsd.org>. - * Adapted for exp2 by Ulrich Drepper <drepper@cygnus.com>. - * Public domain. - */ - -#include <machine/asm.h> - -ENTRY(__ieee754_exp2l) - fldt 4(%esp) -/* I added the following ugly construct because exp(+-Inf) resulted - in NaN. The ugliness results from the bright minds at Intel. - For the i686 the code can be written better. - -- drepper@cygnus.com. */ - fxam /* Is NaN or +-Inf? */ - fstsw %ax - movb $0x45, %dh - andb %ah, %dh - cmpb $0x05, %dh - je 1f /* Is +-Inf, jump. */ - fld %st - frndint /* int(x) */ - fsubr %st,%st(1) /* fract(x) */ - fxch - f2xm1 /* 2^(fract(x)) - 1 */ - fld1 - faddp /* 2^(fract(x)) */ - fscale /* e^x */ - fstp %st(1) - ret - -1: testl $0x200, %eax /* Test sign. */ - jz 2f /* If positive, jump. */ - fstp %st - fldz /* Set result to 0. */ -2: ret -END (__ieee754_exp2l) |