diff options
author | Jakub Jelinek <jakub@redhat.com> | 2007-03-17 21:53:01 +0000 |
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committer | Jakub Jelinek <jakub@redhat.com> | 2007-03-17 21:53:01 +0000 |
commit | 6ce38a95a4c8318df75cf91fbd90101601b3fa7f (patch) | |
tree | 044df11ca5f10f967644dffe5b0f621d6ac36188 /sysdeps/i386/fpu/e_log.S | |
parent | b428b742cf54d423e5a7a68fcbec9473303eeafa (diff) |
Updated to fedora-glibc-20070317T2130cvs/fedora-glibc-2_5_90-19
Diffstat (limited to 'sysdeps/i386/fpu/e_log.S')
-rw-r--r-- | sysdeps/i386/fpu/e_log.S | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/sysdeps/i386/fpu/e_log.S b/sysdeps/i386/fpu/e_log.S index 5604e638f5..ce55b72292 100644 --- a/sysdeps/i386/fpu/e_log.S +++ b/sysdeps/i386/fpu/e_log.S @@ -36,11 +36,15 @@ limit: .double 0.29 ENTRY(__ieee754_log) fldln2 // log(2) fldl 4(%esp) // x : log(2) + fxam + fnstsw #ifdef PIC LOAD_PIC_REG (dx) #endif fld %st // x : x : log(2) - fsubl MO(one) // x-1 : x : log(2) + sahf + jc 3f // in case x is NaN or +-Inf +4: fsubl MO(one) // x-1 : x : log(2) fld %st // x-1 : x-1 : x : log(2) fabs // |x-1| : x-1 : x : log(2) fcompl MO(limit) // x-1 : x : log(2) @@ -54,4 +58,9 @@ ENTRY(__ieee754_log) 2: fstp %st(0) // x : log(2) fyl2x // log(x) ret + +3: jp 4b // in case x is +-Inf + fstp %st(1) + fstp %st(1) + ret END (__ieee754_log) |