diff options
Diffstat (limited to 'sysdeps/powerpc/fpu/e_hypotf.c')
-rw-r--r-- | sysdeps/powerpc/fpu/e_hypotf.c | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/sysdeps/powerpc/fpu/e_hypotf.c b/sysdeps/powerpc/fpu/e_hypotf.c deleted file mode 100644 index fa201dda51..0000000000 --- a/sysdeps/powerpc/fpu/e_hypotf.c +++ /dev/null @@ -1,78 +0,0 @@ -/* Pythagorean addition using floats - Copyright (C) 2011-2021 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 - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If - not, see <https://www.gnu.org/licenses/>. */ - -#include <math.h> -#include <math_private.h> -#include <stdint.h> -#include <libm-alias-finite.h> - -/* __ieee754_hypotf(x,y) - - This a FP only version without any FP->INT conversion. - It is similar to default C version, making appropriates - overflow and underflows checks as using double precision - instead of scaling. */ - -#ifdef _ARCH_PWR7 -/* POWER7 isinf and isnan optimizations are fast. */ -# define TEST_INF_NAN(x, y) \ - if ((isinff(x) || isinff(y)) \ - && !issignaling (x) && !issignaling (y)) \ - return INFINITY; \ - if (isnanf(x) || isnanf(y)) \ - return x + y; -# else -/* For POWER6 and below isinf/isnan triggers LHS and PLT calls are - * costly (especially for POWER6). */ -# define GET_TWO_FLOAT_WORD(f1,f2,i1,i2) \ - do { \ - ieee_float_shape_type gf_u1; \ - ieee_float_shape_type gf_u2; \ - gf_u1.value = (f1); \ - gf_u2.value = (f2); \ - (i1) = gf_u1.word & 0x7fffffff; \ - (i2) = gf_u2.word & 0x7fffffff; \ - } while (0) - -# define TEST_INF_NAN(x, y) \ - do { \ - uint32_t hx, hy; \ - GET_TWO_FLOAT_WORD(x, y, hx, hy); \ - if (hy > hx) { \ - uint32_t ht = hx; hx = hy; hy = ht; \ - } \ - if (hx >= 0x7f800000) { \ - if ((hx == 0x7f800000 || hy == 0x7f800000) \ - && !issignaling (x) && !issignaling (y)) \ - return INFINITY; \ - return x + y; \ - } \ - } while (0) -#endif - - -float -__ieee754_hypotf (float x, float y) -{ - TEST_INF_NAN (x, y); - - return sqrt ((double) x * x + (double) y * y); -} -#ifndef __ieee754_hypotf -libm_alias_finite (__ieee754_hypotf, __hypotf) -#endif |