diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc64/fpu/s_rintf.S')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/fpu/s_rintf.S | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_rintf.S b/sysdeps/powerpc/powerpc64/fpu/s_rintf.S index 0b274b008a..7ac532cc8e 100644 --- a/sysdeps/powerpc/powerpc64/fpu/s_rintf.S +++ b/sysdeps/powerpc/powerpc64/fpu/s_rintf.S @@ -1,5 +1,5 @@ /* Round float to int floating-point values. PowerPC64 version. - Copyright (C) 2004-2016 Free Software Foundation, Inc. + Copyright (C) 2004-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -17,6 +17,7 @@ <http://www.gnu.org/licenses/>. */ #include <sysdep.h> +#include <libm-alias-float.h> .section ".toc","aw" .p2align 3 @@ -25,14 +26,14 @@ .long 0x0 .section ".text" -EALIGN (__rintf, 4, 0) +ENTRY (__rintf, 4) CALL_MCOUNT 0 lfs fp13,.LC0@toc(2) fabs fp0,fp1 fsubs fp12,fp13,fp13 /* generate 0.0 */ fcmpu cr7,fp0,fp13 /* if (fabs(x) > TWO23) */ fcmpu cr6,fp1,fp12 /* if (x > 0.0) */ - bnllr cr7 + bnl cr7,.L10 bng cr6,.L4 fadds fp1,fp1,fp13 /* x+= TWO23; */ fsubs fp1,fp1,fp13 /* x-= TWO23; */ @@ -44,7 +45,13 @@ EALIGN (__rintf, 4, 0) fadds fp1,fp1,fp13 /* x+= TWO23; */ fnabs fp1,fp1 /* if (x == 0.0) */ blr /* x = -0.0; */ +.L10: + /* Ensure sNaN input is converted to qNaN. */ + fcmpu cr7,fp1,fp1 + beqlr cr7 + fadds fp1,fp1,fp1 + blr END (__rintf) -weak_alias (__rintf, rintf) +libm_alias_float (__rint, rint) |