summaryrefslogtreecommitdiff
path: root/sysdeps/powerpc/powerpc32/fpu/s_ceil.S
diff options
context:
space:
mode:
authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/powerpc/powerpc32/fpu/s_ceil.S
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
downloadglibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz
2.5-18.1
Diffstat (limited to 'sysdeps/powerpc/powerpc32/fpu/s_ceil.S')
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_ceil.S65
1 files changed, 26 insertions, 39 deletions
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_ceil.S b/sysdeps/powerpc/powerpc32/fpu/s_ceil.S
index d211314bbf..bc74d302fb 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_ceil.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_ceil.S
@@ -1,5 +1,5 @@
/* ceil function. PowerPC32 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
@@ -14,46 +14,39 @@
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
+ Software Foundation, Inc., 1 Franklin Street, Fifth Floor, Boston MA
+ 02110-1301 USA. */
#include <sysdep.h>
+#include <math_ldbl_opt.h>
- .section .rodata
- .align 3
- .type TWO52.0,@object
- .size TWO52.0,8
-TWO52.0:
- .long 0x43300000
- .long 0
- .type NEGZERO.0,@object
- .size NEGZERO.0,8
-NEGZERO.0:
- .long 0x80000000
- .long 0
-
- .section .rodata.cst8,"aM",@progbits,8
- .align 3
+ .section .rodata.cst4,"aM",@progbits,4
+ .align 2
.LC0: /* 2**52 */
- .long 0x43300000
- .long 0
-.LC1: /* -0.0 */
- .long 0x80000000
- .long 0
+ .long 0x59800000
.section ".text"
ENTRY (__ceil)
mffs fp11 /* Save current FPU rounding mode. */
#ifdef SHARED
mflr r11
+ cfi_register(lr,r11)
+# ifdef HAVE_ASM_PPC_REL16
+ bcl 20,31,1f
+1: mflr r9
+ addis r9,r9,.LC0-1b@ha
+ lfs fp13,.LC0-1b@l(r9)
+# else
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r10
lwz r9,.LC0@got(10)
+ lfs fp13,0(r9)
+# endif
mtlr r11
- lfd fp13,0(r9)
+ cfi_same_value (lr)
#else
lis r9,.LC0@ha
- lfd fp13,.LC0@l(r9)
+ lfs fp13,.LC0@l(r9)
#endif
fabs fp0,fp1
fsub fp12,fp13,fp13 /* generate 0.0 */
@@ -64,27 +57,18 @@ 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
-#ifdef SHARED
- mflr r11
- bl _GLOBAL_OFFSET_TABLE_@local-4
- mflr r10
- lwz r9,.LC1@got(10)
- mtlr r11
- lfd fp1,0(r9)
-#else
- lis r9,.LC1@ha
- lfd fp1,.LC1@l(r9)
-#endif
blr
END (__ceil)
@@ -94,3 +78,6 @@ 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