diff options
Diffstat (limited to 'sysdeps/i386/fpu/e_atan2.S')
| -rw-r--r-- | sysdeps/i386/fpu/e_atan2.S | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/sysdeps/i386/fpu/e_atan2.S b/sysdeps/i386/fpu/e_atan2.S index e76f8e2a78..6f5481fb5c 100644 --- a/sysdeps/i386/fpu/e_atan2.S +++ b/sysdeps/i386/fpu/e_atan2.S @@ -7,10 +7,43 @@ RCSID("$NetBSD: e_atan2.S,v 1.4 1995/05/08 23:46:28 jtc Exp $") + .section .rodata.cst8,"aM",@progbits,8 + + .p2align 3 + .type dbl_min,@object +dbl_min: .byte 0, 0, 0, 0, 0, 0, 0x10, 0 + ASM_SIZE_DIRECTIVE(dbl_min) + +#ifdef PIC +# define MO(op) op##@GOTOFF(%ecx) +#else +# define MO(op) op +#endif + + .text ENTRY(__ieee754_atan2) +#ifdef PIC + LOAD_PIC_REG (cx) +#endif fldl 4(%esp) fldl 12(%esp) fpatan - ret + fldl MO(dbl_min) + fld %st(1) + fabs + fucompp + fnstsw + sahf + jnc 1f + subl $8, %esp + cfi_adjust_cfa_offset (8) + fld %st(0) + fmul %st(0) + fstpl (%esp) + fstpl (%esp) + fldl (%esp) + addl $8, %esp + cfi_adjust_cfa_offset (-8) +1: ret END (__ieee754_atan2) strong_alias (__ieee754_atan2, __atan2_finite) |