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| author |   Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
| commit | 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch) | |
| tree | 2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/powerpc/powerpc64/fpu/s_ceil.S | |
| parent | Test for stack alignment. (diff) | |
| download | glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.bz2 glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.zip | |
2.5-18.1
Diffstat (limited to 'sysdeps/powerpc/powerpc64/fpu/s_ceil.S')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/fpu/s_ceil.S | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_ceil.S b/sysdeps/powerpc/powerpc64/fpu/s_ceil.S index a1bfaa70c2..02b70940ee 100644 --- a/sysdeps/powerpc/powerpc64/fpu/s_ceil.S +++ b/sysdeps/powerpc/powerpc64/fpu/s_ceil.S @@ -1,5 +1,5 @@ /* ceil function. PowerPC64 version. - Copyright (C) 2004 Free Software Foundation, Inc. + Copyright (C) 2004, 2006 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 @@ -18,15 +18,14 @@ 02111-1307 USA. */ #include <sysdep.h> +#include <math_ldbl_opt.h> .section ".toc","aw" .LC0: /* 2**52 */ .tc FD_43300000_0[TC],0x4330000000000000 -.LC1: /* -0.0 */ - .tc FD_80000000_0[TC],0x8000000000000000 .section ".text" -ENTRY (__ceil) +EALIGN (__ceil, 4, 0) CALL_MCOUNT 0 mffs fp11 /* Save current FPU rounding mode. */ lfd fp13,.LC0@toc(2) @@ -39,17 +38,18 @@ ENTRY (__ceil) ble- cr6,.L4 fadd fp1,fp1,fp13 /* x+= TWO52; */ fsub fp1,fp1,fp13 /* x-= TWO52; */ -.L9: + fabs fp1,fp1 /* if (x == 0.0) */ + /* x = 0.0; */ mtfsf 0x01,fp11 /* restore previous rounding mode. */ blr .L4: bge- cr6,.L9 /* if (x < 0.0) */ fsub fp1,fp1,fp13 /* x-= TWO52; */ fadd fp1,fp1,fp13 /* x+= TWO52; */ - fcmpu cr5,fp1,fp12 /* if (x > 0.0) */ + fnabs fp1,fp1 /* if (x == 0.0) */ + /* x = -0.0; */ +.L9: mtfsf 0x01,fp11 /* restore previous rounding mode. */ - bnelr+ cr5 - lfd fp1,.LC1@toc(2) /* x must be -0.0 for the 0.0 case. */ blr END (__ceil) @@ -59,3 +59,6 @@ weak_alias (__ceil, ceil) weak_alias (__ceil, ceill) strong_alias (__ceil, __ceill) #endif +#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0) +compat_symbol (libm, __ceil, ceill, GLIBC_2_0) +#endif |