aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/i386/fpu/s_sinf.S
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2000-02-13 19:40:31 +0000
committerUlrich Drepper <drepper@redhat.com>2000-02-13 19:40:31 +0000
commit87a27b3337a64d58b3a39fdc7f9e02a460bddcbc (patch)
tree7ef199d796bc3faa84fbcffff03d19e396059dc1 /sysdeps/i386/fpu/s_sinf.S
parent7cdd956e1c55930a020b61806d642b6047deffc7 (diff)
downloadglibc-87a27b3337a64d58b3a39fdc7f9e02a460bddcbc.tar
glibc-87a27b3337a64d58b3a39fdc7f9e02a460bddcbc.tar.gz
glibc-87a27b3337a64d58b3a39fdc7f9e02a460bddcbc.tar.bz2
glibc-87a27b3337a64d58b3a39fdc7f9e02a460bddcbc.zip
Update.
* sysdeps/i386/fpu/s_cosf.S: Domain of opcode is not large enough so test for overflow and handle it. * sysdeps/i386/fpu/s_sinf.S: Likewise. * sysdeps/i386/fpu/s_tanf.S: Likewise. Patch by Miloslav Trmac <mitr@volny.cz> (PR libc/1563).
Diffstat (limited to 'sysdeps/i386/fpu/s_sinf.S')
-rw-r--r--sysdeps/i386/fpu/s_sinf.S15
1 files changed, 14 insertions, 1 deletions
diff --git a/sysdeps/i386/fpu/s_sinf.S b/sysdeps/i386/fpu/s_sinf.S
index a010d60f5e..5ca45f52e2 100644
--- a/sysdeps/i386/fpu/s_sinf.S
+++ b/sysdeps/i386/fpu/s_sinf.S
@@ -7,10 +7,23 @@
RCSID("$NetBSD: s_sinf.S,v 1.3 1995/05/09 00:27:53 jtc Exp $")
-/* A float's domain isn't large enough to require argument reduction. */
ENTRY(__sinf)
flds 4(%esp)
fsin
+ fnstsw %ax
+ testl $0x400,%eax
+ jnz 1f
+ ret
+ .align ALIGNARG(4)
+1: fldpi
+ fadd %st(0)
+ fxch %st(1)
+2: fprem1
+ fnstsw %ax
+ testl $0x400,%eax
+ jnz 2b
+ fstp %st(1)
+ fsin
ret
END (__sinf)
weak_alias (__sinf, sinf)