diff options
Diffstat (limited to 'sysdeps/i386/fpu/s_sincos.S')
| -rw-r--r-- | sysdeps/i386/fpu/s_sincos.S | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/sysdeps/i386/fpu/s_sincos.S b/sysdeps/i386/fpu/s_sincos.S index fe99f42d18..48b24bd9f1 100644 --- a/sysdeps/i386/fpu/s_sincos.S +++ b/sysdeps/i386/fpu/s_sincos.S @@ -1,5 +1,5 @@ /* Compute sine and cosine of argument. - Copyright (C) 1997 Free Software Foundation, Inc. + Copyright (C) 1997, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -19,18 +19,33 @@ Boston, MA 02111-1307, USA. */ #include <machine/asm.h> +#include "bp-sym.h" +#include "bp-asm.h" -ENTRY(__sincos) - fldl 4(%esp) +#define PARMS LINKAGE /* no space for saved regs */ +#define ANGLE PARMS +#define SINP ANGLE+8 +#define COSP SINP+PTR_SIZE + + .text +ENTRY (BP_SYM (__sincos)) + ENTER + + fldl ANGLE(%esp) fsincos - movl 12(%esp), %ecx - movl 16(%esp), %edx + movl SINP(%esp), %ecx + CHECK_BOUNDS_BOTH_WIDE (%ecx, SINP(%esp), $8) + movl COSP(%esp), %edx + CHECK_BOUNDS_BOTH_WIDE (%edx, COSP(%esp), $8) fnstsw %ax testl $0x400,%eax jnz 1f fstpl (%edx) fstpl (%ecx) + + LEAVE ret + .align ALIGNARG(4) 1: fldpi fadd %st(0) @@ -43,6 +58,8 @@ ENTRY(__sincos) fsincos fstpl (%edx) fstpl (%ecx) + + LEAVE ret -END(__sincos) -weak_alias(__sincos, sincos) +END (BP_SYM (__sincos)) +weak_alias (BP_SYM (__sincos), BP_SYM (sincos)) |