Start cleaning up libm.
We have two copies of fenv.h for every architecture, one of which
isn't used. We also have unused makefiles and files for architectures
we don't support.
This patch removes all the obviously useless files.
Bug: http://code.google.com/p/android/issues/detail?id=38196
Change-Id: I1919b6621ba513aa24aa947a34815bc51191487c
diff --git a/libm/Makefile-orig b/libm/Makefile-orig
deleted file mode 100644
index 46dd095..0000000
--- a/libm/Makefile-orig
+++ /dev/null
@@ -1,158 +0,0 @@
-# @(#)Makefile 5.1beta 93/09/24
-# $FreeBSD: src/lib/msun/Makefile,v 1.74 2005/11/06 17:59:40 bde Exp $
-#
-# ====================================================
-# Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
-#
-# Developed at SunPro, a Sun Microsystems, Inc. business.
-# Permission to use, copy, modify, and distribute this
-# software is freely granted, provided that this notice
-# is preserved.
-# ====================================================
-#
-#
-
-.if ${MACHINE_ARCH} == "i386"
-ARCH_SUBDIR= i387
-.else
-ARCH_SUBDIR= ${MACHINE_ARCH}
-.endif
-
-.include "${ARCH_SUBDIR}/Makefile.inc"
-
-.PATH: ${.CURDIR}/bsdsrc
-.PATH: ${.CURDIR}/man
-.PATH: ${.CURDIR}/src
-
-LIB= m
-SHLIBDIR?= /lib
-SHLIB_MAJOR= 4
-COMMON_SRCS= b_exp.c b_log.c b_tgamma.c \
- e_acos.c e_acosf.c e_acosh.c e_acoshf.c e_asin.c e_asinf.c \
- e_atan2.c e_atan2f.c e_atanh.c e_atanhf.c e_cosh.c e_coshf.c e_exp.c \
- e_expf.c e_fmod.c e_fmodf.c e_gamma.c e_gamma_r.c e_gammaf.c \
- e_gammaf_r.c e_hypot.c e_hypotf.c e_j0.c e_j0f.c e_j1.c e_j1f.c \
- e_jn.c e_jnf.c e_lgamma.c e_lgamma_r.c e_lgammaf.c e_lgammaf_r.c \
- e_log.c e_log10.c e_log10f.c e_logf.c e_pow.c e_powf.c e_rem_pio2.c \
- e_rem_pio2f.c e_remainder.c e_remainderf.c e_scalb.c e_scalbf.c \
- e_sinh.c e_sinhf.c e_sqrt.c e_sqrtf.c fenv.c \
- k_cos.c k_cosf.c k_rem_pio2.c k_sin.c k_sinf.c \
- k_tan.c k_tanf.c \
- s_asinh.c s_asinhf.c s_atan.c s_atanf.c s_cbrt.c s_cbrtf.c \
- s_ceil.c s_ceilf.c s_ceill.c \
- s_copysign.c s_copysignf.c s_cos.c s_cosf.c s_erf.c s_erff.c \
- s_exp2.c s_exp2f.c s_expm1.c s_expm1f.c s_fabsf.c s_fdim.c \
- s_finite.c s_finitef.c \
- s_floor.c s_floorf.c s_floorl.c s_fma.c s_fmaf.c \
- s_fmax.c s_fmaxf.c s_fmaxl.c s_fmin.c \
- s_fminf.c s_fminl.c s_frexp.c s_frexpf.c s_ilogb.c s_ilogbf.c \
- s_ilogbl.c s_isfinite.c s_isnan.c s_isnormal.c \
- s_llrint.c s_llrintf.c s_llround.c s_llroundf.c s_llroundl.c \
- s_log1p.c s_log1pf.c s_logb.c s_logbf.c s_lrint.c s_lrintf.c \
- s_lround.c s_lroundf.c s_lroundl.c s_modff.c \
- s_nearbyint.c s_nextafter.c s_nextafterf.c \
- s_nexttowardf.c s_remquo.c s_remquof.c \
- s_rint.c s_rintf.c s_round.c s_roundf.c s_roundl.c \
- s_scalbln.c s_scalbn.c s_scalbnf.c s_signbit.c \
- s_signgam.c s_significand.c s_significandf.c s_sin.c s_sinf.c s_tan.c \
- s_tanf.c s_tanh.c s_tanhf.c s_trunc.c s_truncf.c s_truncl.c \
- w_cabs.c w_cabsf.c w_drem.c w_dremf.c
-
-# Location of fpmath.h and _fpmath.h
-LIBCDIR= ${.CURDIR}/../libc
-CFLAGS+= -I${LIBCDIR}/include -I${LIBCDIR}/${MACHINE_ARCH}
-
-# C99 long double functions
-COMMON_SRCS+= s_copysignl.c s_fabsl.c
-.if ${LDBL_PREC} != 53
-# If long double != double use these; otherwise, we alias the double versions.
-COMMON_SRCS+= s_fmal.c s_frexpl.c s_nextafterl.c s_nexttoward.c s_scalbnl.c
-.endif
-
-# C99 complex functions
-COMMON_SRCS+= s_cimag.c s_cimagf.c s_cimagl.c s_conj.c s_conjf.c s_conjl.c \
- s_creal.c s_crealf.c s_creall.c
-
-# FreeBSD's C library supplies these functions:
-#COMMON_SRCS+= s_fabs.c s_frexp.c s_isnan.c s_ldexp.c s_modf.c
-
-# Exclude the generic versions of what we provide in the MD area.
-.PATH: ${.CURDIR}/${ARCH_SUBDIR}
-.if defined(ARCH_SRCS)
-.for i in ${ARCH_SRCS}
-COMMON_SRCS:= ${COMMON_SRCS:N${i:R}.c}
-.endfor
-.endif
-
-SRCS= ${COMMON_SRCS} ${ARCH_SRCS}
-
-INCS= fenv.h math.h
-
-MAN= acos.3 acosh.3 asin.3 asinh.3 atan.3 atan2.3 atanh.3 ceil.3 \
- cimag.3 copysign.3 cos.3 cosh.3 erf.3 exp.3 fabs.3 fdim.3 \
- feclearexcept.3 feenableexcept.3 fegetenv.3 \
- fegetround.3 fenv.3 floor.3 \
- fma.3 fmax.3 fmod.3 hypot.3 ieee.3 ieee_test.3 ilogb.3 j0.3 \
- lgamma.3 lrint.3 lround.3 math.3 nextafter.3 remainder.3 rint.3 \
- round.3 scalbn.3 signbit.3 sin.3 sinh.3 sqrt.3 tan.3 tanh.3 trunc.3
-
-MLINKS+=acos.3 acosf.3
-MLINKS+=acosh.3 acoshf.3
-MLINKS+=asin.3 asinf.3
-MLINKS+=asinh.3 asinhf.3
-MLINKS+=atan.3 atanf.3
-MLINKS+=atanh.3 atanhf.3
-MLINKS+=atan2.3 atan2f.3
-MLINKS+=ceil.3 ceilf.3 ceil.3 ceill.3
-MLINKS+=cimag.3 cimagf.3 cimag.3 cimagl.3 \
- cimag.3 conj.3 cimag.3 conjf.3 cimag.3 conjl.3 \
- cimag.3 creal.3 cimag.3 crealf.3 cimag.3 creall.3
-MLINKS+=copysign.3 copysignf.3 copysign.3 copysignl.3
-MLINKS+=cos.3 cosf.3
-MLINKS+=cosh.3 coshf.3
-MLINKS+=erf.3 erfc.3 erf.3 erff.3 erf.3 erfcf.3
-MLINKS+=exp.3 expm1.3 exp.3 log.3 exp.3 log10.3 exp.3 log1p.3 exp.3 pow.3 \
- exp.3 exp2.3 exp.3 exp2f.3 exp.3 expf.3 \
- exp.3 expm1f.3 exp.3 logf.3 exp.3 powf.3 \
- exp.3 log10f.3 exp.3 log1pf.3
-MLINKS+=fabs.3 fabsf.3 fabs.3 fabsl.3
-MLINKS+=fdim.3 fdimf.3 fdim.3 fdiml.3
-MLINKS+=feclearexcept.3 fegetexceptflag.3 feclearexcept.3 feraiseexcept.3 \
- feclearexcept.3 fesetexceptflag.3 feclearexcept.3 fetestexcept.3
-MLINKS+=feenableexcept.3 fedisableexcept.3 feenableexcept.3 fegetexcept.3
-MLINKS+=fegetenv.3 feholdexcept.3 fegetenv.3 fesetenv.3 \
- fegetenv.3 feupdateenv.3
-MLINKS+=fegetround.3 fesetround.3
-MLINKS+=floor.3 floorf.3 floor.3 floorl.3
-MLINKS+=fma.3 fmaf.3 fma.3 fmal.3
-MLINKS+=fmax.3 fmaxf.3 fmax.3 fmaxl.3 \
- fmax.3 fmin.3 fmax.3 fminf.3 fmax.3 fminl.3
-MLINKS+=fmod.3 fmodf.3
-MLINKS+=hypot.3 cabs.3 hypot.3 cabsf.3 hypot.3 hypotf.3
-MLINKS+=ieee_test.3 scalb.3 ieee_test.3 scalbf.3
-MLINKS+=ieee_test.3 significand.3 ieee_test.3 significandf.3
-MLINKS+=ilogb.3 ilogbf.3 ilogb.3 ilogbl.3 \
- ilogb.3 logb.3 ilogb.3 logbf.3
-MLINKS+=j0.3 j1.3 j0.3 jn.3 j0.3 y0.3 j0.3 y1.3 j0.3 y1f.3 j0.3 yn.3
-MLINKS+=j0.3 j0f.3 j0.3 j1f.3 j0.3 jnf.3 j0.3 y0f.3 j0.3 ynf.3
-MLINKS+=lgamma.3 gamma.3 lgamma.3 gammaf.3 lgamma.3 lgammaf.3 lgamma.3 tgamma.3
-MLINKS+=lrint.3 llrint.3 lrint.3 llrintf.3 lrint.3 lrintf.3
-MLINKS+=lround.3 llround.3 lround.3 llroundf.3 lround.3 llroundl.3 \
- lround.3 lroundf.3 lround.3 lroundl.3
-MLINKS+=nextafter.3 nextafterf.3 nextafter.3 nextafterl.3
-MLINKS+=nextafter.3 nexttoward.3 nextafter.3 nexttowardf.3
-MLINKS+=nextafter.3 nexttowardl.3
-MLINKS+=remainder.3 remainderf.3
-MLINKS+=remainder.3 remquo.3 remainder.3 remquof.3
-MLINKS+=rint.3 rintf.3 rint.3 nearbyint.3 rint.3 nearbyintf.3
-MLINKS+=round.3 roundf.3 round.3 roundl.3
-MLINKS+=scalbn.3 scalbln.3 scalbn.3 scalblnf.3 scalbn.3 scalblnl.3
-MLINKS+=scalbn.3 scalbnf.3 scalbn.3 scalbnl.3
-MLINKS+=sin.3 sinf.3
-MLINKS+=sinh.3 sinhf.3
-MLINKS+=sqrt.3 cbrt.3 sqrt.3 cbrtf.3 sqrt.3 sqrtf.3
-MLINKS+=tan.3 tanf.3
-MLINKS+=tanh.3 tanhf.3
-MLINKS+=trunc.3 truncf.3 trunc.3 truncl.3
-
-.include <bsd.lib.mk>
diff --git a/libm/alpha/Makefile.inc b/libm/alpha/Makefile.inc
deleted file mode 100644
index f75ace9..0000000
--- a/libm/alpha/Makefile.inc
+++ /dev/null
@@ -1,10 +0,0 @@
-# $FreeBSD: src/lib/msun/alpha/Makefile.inc,v 1.2 2005/03/07 04:53:35 das Exp $
-
-ARCH_SRCS = s_copysign.S s_copysignf.S
-LDBL_PREC = 53
-
-# XXX Comment from NetBSD/Alpha:
-# XXX LINT SIGFPEs in e_exp.c's strtod(). FP underflow/denorm software
-# handling is broken (doesn't exist!) on the Alpha port.
-# Stock gcc 2.7.2.1 doesn't understand these options.
-#CFLAGS += -mtrap-precision=i -mfp-trap-mode=su
diff --git a/libm/alpha/_fpmath.h b/libm/alpha/_fpmath.h
deleted file mode 100644
index cfa235c..0000000
--- a/libm/alpha/_fpmath.h
+++ /dev/null
@@ -1,49 +0,0 @@
-/*-
- * Copyright (c) 2002, 2003 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/libc/alpha/_fpmath.h,v 1.6 2005/03/07 04:55:21 das Exp $
- */
-
-union IEEEl2bits {
- long double e;
- struct {
- unsigned int manl :32;
- unsigned int manh :20;
- unsigned int exp :11;
- unsigned int sign :1;
- } bits;
-};
-
-#define mask_nbit_l(u) ((void)0)
-#define LDBL_IMPLICIT_NBIT
-#define LDBL_NBIT 0
-
-#define LDBL_MANH_SIZE 20
-#define LDBL_MANL_SIZE 32
-
-#define LDBL_TO_ARRAY32(u, a) do { \
- (a)[0] = (uint32_t)(u).bits.manl; \
- (a)[1] = (uint32_t)(u).bits.manh; \
-} while(0)
diff --git a/libm/alpha/fenv.c b/libm/alpha/fenv.c
deleted file mode 100644
index e8ab204..0000000
--- a/libm/alpha/fenv.c
+++ /dev/null
@@ -1,144 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/alpha/fenv.c,v 1.2 2005/03/16 19:03:44 das Exp $
- */
-
-#include <sys/cdefs.h>
-#include <machine/sysarch.h>
-#include <fenv.h>
-
-const fenv_t __fe_dfl_env = 0x680e000000000000ULL;
-
-struct mask_args {
- fenv_t mask;
-};
-
-/*
- * The lower 49 bits of the FPCR are unused by the hardware, so we use
- * the lower order bits to store the kernel's idea of the FP mask as
- * described in the Alpha Architecture Manual.
- */
-int
-fegetenv(fenv_t *envp)
-{
- struct mask_args p;
- union __fpcr r;
-
- /*
- * The syscall acts as an implicit exception barrier, so we
- * only need to issue an excb after the mf_fpcr to ensure that
- * the read is executed before any subsequent FP ops.
- */
- sysarch(ALPHA_GET_FPMASK, (char *)&p);
- __mf_fpcr(&r.__d);
- *envp = r.__bits | p.mask;
- __excb();
- return (0);
-}
-
-int
-feholdexcept(fenv_t *envp)
-{
- struct mask_args p;
- union __fpcr r;
-
- sysarch(ALPHA_GET_FPMASK, (char *)&p);
- __mf_fpcr(&r.__d);
- *envp = r.__bits | p.mask;
- r.__bits &= ~((fenv_t)FE_ALL_EXCEPT << _FPUSW_SHIFT);
- __mt_fpcr(r.__d);
- if (p.mask & FE_ALL_EXCEPT) {
- p.mask = 0;
- sysarch(ALPHA_SET_FPMASK, &p);
- }
- __excb();
- return (0);
-}
-
-int
-fesetenv(const fenv_t *envp)
-{
- struct mask_args p;
- union __fpcr r;
-
- p.mask = *envp & FE_ALL_EXCEPT;
- sysarch(ALPHA_SET_FPMASK, &p);
- r.__bits = *envp & ~FE_ALL_EXCEPT;
- __mt_fpcr(r.__d);
- __excb();
- return (0);
-}
-
-int
-feupdateenv(const fenv_t *envp)
-{
- struct mask_args p;
- union __fpcr oldr, newr;
-
- p.mask = *envp & FE_ALL_EXCEPT;
- sysarch(ALPHA_SET_FPMASK, &p);
- __mf_fpcr(&oldr.__d);
- newr.__bits = *envp & ~FE_ALL_EXCEPT;
- __excb();
- __mt_fpcr(newr.__d);
- feraiseexcept((oldr.__bits >> _FPUSW_SHIFT) & FE_ALL_EXCEPT);
- return (0);
-}
-
-int
-__feenableexcept(int mask)
-{
- struct mask_args p;
-
- sysarch(ALPHA_GET_FPMASK, &p);
- p.mask |= (mask & FE_ALL_EXCEPT);
- sysarch(ALPHA_SET_FPMASK, &p);
- return (p.mask);
-}
-
-int
-__fedisableexcept(int mask)
-{
- struct mask_args p;
-
- sysarch(ALPHA_GET_FPMASK, &p);
- p.mask &= ~(mask & FE_ALL_EXCEPT);
- sysarch(ALPHA_SET_FPMASK, &p);
- return (p.mask);
-}
-
-int
-__fegetexcept(void)
-{
- struct mask_args p;
-
- sysarch(ALPHA_GET_FPMASK, &p);
- return (p.mask);
-}
-
-__weak_reference(__feenableexcept, feenableexcept);
-__weak_reference(__fedisableexcept, fedisableexcept);
-__weak_reference(__fegetexcept, fegetexcept);
diff --git a/libm/alpha/fenv.h b/libm/alpha/fenv.h
deleted file mode 100644
index dc7bcb7..0000000
--- a/libm/alpha/fenv.h
+++ /dev/null
@@ -1,185 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/alpha/fenv.h,v 1.3 2005/03/16 19:03:44 das Exp $
- */
-
-#ifndef _FENV_H_
-#define _FENV_H_
-
-#include <sys/_types.h>
-
-typedef __uint64_t fenv_t;
-typedef __uint16_t fexcept_t;
-
-/* Exception flags */
-#define FE_INVALID 0x02
-#define FE_DIVBYZERO 0x04
-#define FE_OVERFLOW 0x08
-#define FE_UNDERFLOW 0x10
-#define FE_INEXACT 0x20
-#define FE_INTOVF 0x40 /* not maskable */
-#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_INEXACT | FE_INTOVF | \
- FE_INVALID | FE_OVERFLOW | FE_UNDERFLOW)
-
-/* Rounding modes */
-#define FE_TOWARDZERO 0x00
-#define FE_DOWNWARD 0x01
-#define FE_TONEAREST 0x02
-#define FE_UPWARD 0x03
-#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
- FE_UPWARD | FE_TOWARDZERO)
-#define _ROUND_SHIFT 58
-
-#define _FPUSW_SHIFT 51
-
-#define __excb() __asm __volatile("excb")
-#define __mf_fpcr(__cw) __asm __volatile("mf_fpcr %0" : "=f" (*(__cw)))
-#define __mt_fpcr(__cw) __asm __volatile("mt_fpcr %0" : : "f" (__cw))
-
-union __fpcr {
- double __d;
- fenv_t __bits;
-};
-
-__BEGIN_DECLS
-
-/* Default floating-point environment */
-extern const fenv_t __fe_dfl_env;
-#define FE_DFL_ENV (&__fe_dfl_env)
-
-static __inline int
-feclearexcept(int __excepts)
-{
- union __fpcr __r;
-
- __excb();
- __mf_fpcr(&__r.__d);
- __r.__bits &= ~((fenv_t)__excepts << _FPUSW_SHIFT);
- __mt_fpcr(__r.__d);
- __excb();
- return (0);
-}
-
-static __inline int
-fegetexceptflag(fexcept_t *__flagp, int __excepts)
-{
- union __fpcr __r;
-
- __excb();
- __mf_fpcr(&__r.__d);
- __excb();
- *__flagp = (__r.__bits >> _FPUSW_SHIFT) & __excepts;
- return (0);
-}
-
-static __inline int
-fesetexceptflag(const fexcept_t *__flagp, int __excepts)
-{
- union __fpcr __r;
- fenv_t __xflag, __xexcepts;
-
- __xflag = (fenv_t)*__flagp << _FPUSW_SHIFT;
- __xexcepts = (fenv_t)__excepts << _FPUSW_SHIFT;
- __excb();
- __mf_fpcr(&__r.__d);
- __r.__bits &= ~__xexcepts;
- __r.__bits |= __xflag & __xexcepts;
- __mt_fpcr(__r.__d);
- __excb();
- return (0);
-}
-
-static __inline int
-feraiseexcept(int __excepts)
-{
-
- /*
- * XXX Generating exceptions this way does not actually invoke
- * a userland trap handler when enabled, but neither do
- * arithmetic operations as far as I can tell. Perhaps there
- * are more bugs in the kernel trap handler.
- */
- fexcept_t __ex = __excepts;
- fesetexceptflag(&__ex, __excepts);
- return (0);
-}
-
-static __inline int
-fetestexcept(int __excepts)
-{
- union __fpcr __r;
-
- __excb();
- __mf_fpcr(&__r.__d);
- __excb();
- return ((__r.__bits >> _FPUSW_SHIFT) & __excepts);
-}
-
-static __inline int
-fegetround(void)
-{
- union __fpcr __r;
-
- /*
- * No exception barriers should be required here if we assume
- * that only fesetround() can change the rounding mode.
- */
- __mf_fpcr(&__r.__d);
- return ((int)(__r.__bits >> _ROUND_SHIFT) & _ROUND_MASK);
-}
-
-static __inline int
-fesetround(int __round)
-{
- union __fpcr __r;
-
- if (__round & ~_ROUND_MASK)
- return (-1);
- __excb();
- __mf_fpcr(&__r.__d);
- __r.__bits &= ~((fenv_t)_ROUND_MASK << _ROUND_SHIFT);
- __r.__bits |= (fenv_t)__round << _ROUND_SHIFT;
- __mt_fpcr(__r.__d);
- __excb();
- return (0);
-}
-
-int fegetenv(fenv_t *__envp);
-int feholdexcept(fenv_t *__envp);
-int fesetenv(const fenv_t *__envp);
-int feupdateenv(const fenv_t *__envp);
-
-#if __BSD_VISIBLE
-
-int feenableexcept(int __mask);
-int fedisableexcept(int __mask);
-int fegetexcept(void);
-
-#endif /* __BSD_VISIBLE */
-
-__END_DECLS
-
-#endif /* !_FENV_H_ */
diff --git a/libm/alpha/s_copysign.S b/libm/alpha/s_copysign.S
deleted file mode 100644
index 12381bb..0000000
--- a/libm/alpha/s_copysign.S
+++ /dev/null
@@ -1,45 +0,0 @@
-/* $FreeBSD: src/lib/msun/alpha/s_copysign.S,v 1.2 1999/08/28 00:06:07 peter Exp $ */
-/* From: NetBSD: s_copysign.S,v 1.3 1997/07/30 23:58:38 jtc Exp */
-
-/*-
- * Copyright (c) 1996 The NetBSD Foundation, Inc.
- * All rights reserved.
- *
- * This code is derived from software contributed to The NetBSD Foundation
- * by J.T. Conklin.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the NetBSD
- * Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-
-LEAF(copysign, 2)
- cpys fa1, fa0, fv0
- RET
-END(copysign)
diff --git a/libm/alpha/s_copysignf.S b/libm/alpha/s_copysignf.S
deleted file mode 100644
index 2e5eda1..0000000
--- a/libm/alpha/s_copysignf.S
+++ /dev/null
@@ -1,45 +0,0 @@
-/* $FreeBSD: src/lib/msun/alpha/s_copysignf.S,v 1.2 1999/08/28 00:06:08 peter Exp $ */
-/* From: NetBSD: s_copysignf.S,v 1.3 1997/07/30 23:58:41 jtc Exp */
-
-/*-
- * Copyright (c) 1996 The NetBSD Foundation, Inc.
- * All rights reserved.
- *
- * This code is derived from software contributed to The NetBSD Foundation
- * by J.T. Conklin.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the NetBSD
- * Foundation, Inc. and its contributors.
- * 4. Neither the name of The NetBSD Foundation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-
-LEAF(copysignf, 2)
- cpys fa1, fa0, fv0
- RET
-END(copysignf)
diff --git a/libm/amd64/Makefile.inc b/libm/amd64/Makefile.inc
deleted file mode 100644
index 43da775..0000000
--- a/libm/amd64/Makefile.inc
+++ /dev/null
@@ -1,5 +0,0 @@
-# $FreeBSD: src/lib/msun/amd64/Makefile.inc,v 1.4 2005/04/16 21:12:55 das Exp $
-
-ARCH_SRCS = e_sqrt.S e_sqrtf.S s_llrint.S s_llrintf.S s_lrint.S s_lrintf.S \
- s_remquo.S s_remquof.S s_scalbn.S s_scalbnf.S s_scalbnl.S
-LDBL_PREC = 64
diff --git a/libm/amd64/_fpmath.h b/libm/amd64/_fpmath.h
deleted file mode 100644
index 801ec80..0000000
--- a/libm/amd64/_fpmath.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/*-
- * Copyright (c) 2002, 2003 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/libc/amd64/_fpmath.h,v 1.6 2005/03/07 04:55:21 das Exp $
- */
-
-union IEEEl2bits {
- long double e;
- struct {
- unsigned int manl :32;
- unsigned int manh :32;
- unsigned int exp :15;
- unsigned int sign :1;
- unsigned int junkl :16;
- unsigned int junkh :32;
- } bits;
-};
-
-#define LDBL_NBIT 0x80000000
-#define mask_nbit_l(u) ((u).bits.manh &= ~LDBL_NBIT)
-
-#define LDBL_MANH_SIZE 32
-#define LDBL_MANL_SIZE 32
-
-#define LDBL_TO_ARRAY32(u, a) do { \
- (a)[0] = (uint32_t)(u).bits.manl; \
- (a)[1] = (uint32_t)(u).bits.manh; \
-} while(0)
diff --git a/libm/amd64/e_sqrt.S b/libm/amd64/e_sqrt.S
deleted file mode 100644
index 0429cce..0000000
--- a/libm/amd64/e_sqrt.S
+++ /dev/null
@@ -1,33 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/amd64/e_sqrt.S,v 1.2 2005/02/04 14:08:32 das Exp $")
-
-ENTRY(sqrt)
- sqrtsd %xmm0, %xmm0
- ret
-
diff --git a/libm/amd64/e_sqrtf.S b/libm/amd64/e_sqrtf.S
deleted file mode 100644
index 471fa66..0000000
--- a/libm/amd64/e_sqrtf.S
+++ /dev/null
@@ -1,32 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/amd64/e_sqrtf.S,v 1.1 2005/04/16 21:12:55 das Exp $")
-
-ENTRY(sqrtf)
- sqrtss %xmm0, %xmm0
- ret
diff --git a/libm/amd64/fenv.c b/libm/amd64/fenv.c
deleted file mode 100644
index 2b43678..0000000
--- a/libm/amd64/fenv.c
+++ /dev/null
@@ -1,148 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/amd64/fenv.c,v 1.3 2005/03/16 19:03:45 das Exp $
- */
-
-#include <sys/cdefs.h>
-#include <sys/types.h>
-#include <machine/fpu.h>
-#include <fenv.h>
-
-const fenv_t __fe_dfl_env = {
- { 0xffff0000 | __INITIAL_FPUCW__,
- 0xffff0000,
- 0xffffffff,
- { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff }
- },
- __INITIAL_MXCSR__
-};
-
-int
-fesetexceptflag(const fexcept_t *flagp, int excepts)
-{
- fenv_t env;
-
- __fnstenv(&env.__x87);
- env.__x87.__status &= ~excepts;
- env.__x87.__status |= *flagp & excepts;
- __fldenv(env.__x87);
-
- __stmxcsr(&env.__mxcsr);
- env.__mxcsr &= ~excepts;
- env.__mxcsr |= *flagp & excepts;
- __ldmxcsr(env.__mxcsr);
-
- return (0);
-}
-
-int
-feraiseexcept(int excepts)
-{
- fexcept_t ex = excepts;
-
- fesetexceptflag(&ex, excepts);
- __fwait();
- return (0);
-}
-
-int
-fegetenv(fenv_t *envp)
-{
- int control;
-
- /*
- * fnstenv masks all exceptions, so we need to save and
- * restore the control word to avoid this side effect.
- */
- __fnstcw(&control);
- __fnstenv(&envp->__x87);
- __stmxcsr(&envp->__mxcsr);
- __fldcw(control);
- return (0);
-}
-
-int
-feholdexcept(fenv_t *envp)
-{
- int mxcsr;
-
- __stmxcsr(&mxcsr);
- __fnstenv(&envp->__x87);
- __fnclex();
- envp->__mxcsr = mxcsr;
- mxcsr &= ~FE_ALL_EXCEPT;
- mxcsr |= FE_ALL_EXCEPT << _SSE_EMASK_SHIFT;
- __ldmxcsr(mxcsr);
- return (0);
-}
-
-int
-feupdateenv(const fenv_t *envp)
-{
- int mxcsr, status;
-
- __fnstsw(&status);
- __stmxcsr(&mxcsr);
- fesetenv(envp);
- feraiseexcept((mxcsr | status) & FE_ALL_EXCEPT);
- return (0);
-}
-
-int
-__feenableexcept(int mask)
-{
- int mxcsr, control, omask;
-
- mask &= FE_ALL_EXCEPT;
- __fnstcw(&control);
- __stmxcsr(&mxcsr);
- omask = (control | mxcsr >> _SSE_EMASK_SHIFT) & FE_ALL_EXCEPT;
- control &= ~mask;
- __fldcw(control);
- mxcsr &= ~(mask << _SSE_EMASK_SHIFT);
- __ldmxcsr(mxcsr);
- return (~omask);
-}
-
-int
-__fedisableexcept(int mask)
-{
- int mxcsr, control, omask;
-
- mask &= FE_ALL_EXCEPT;
- __fnstcw(&control);
- __stmxcsr(&mxcsr);
- omask = (control | mxcsr >> _SSE_EMASK_SHIFT) & FE_ALL_EXCEPT;
- control |= mask;
- __fldcw(control);
- mxcsr |= mask << _SSE_EMASK_SHIFT;
- __ldmxcsr(mxcsr);
- return (~omask);
-}
-
-__weak_reference(__feenableexcept, feenableexcept);
-__weak_reference(__fedisableexcept, fedisableexcept);
diff --git a/libm/amd64/fenv.h b/libm/amd64/fenv.h
deleted file mode 100644
index c4f9432..0000000
--- a/libm/amd64/fenv.h
+++ /dev/null
@@ -1,203 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/amd64/fenv.h,v 1.5 2005/03/16 22:34:14 das Exp $
- */
-
-#ifndef _FENV_H_
-#define _FENV_H_
-
-#include <sys/cdefs.h>
-#include <sys/_types.h>
-
-typedef struct {
- struct {
- __uint32_t __control;
- __uint32_t __status;
- __uint32_t __tag;
- char __other[16];
- } __x87;
- __uint32_t __mxcsr;
-} fenv_t;
-
-typedef __uint16_t fexcept_t;
-
-/* Exception flags */
-#define FE_INVALID 0x01
-#define FE_DENORMAL 0x02
-#define FE_DIVBYZERO 0x04
-#define FE_OVERFLOW 0x08
-#define FE_UNDERFLOW 0x10
-#define FE_INEXACT 0x20
-#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_DENORMAL | FE_INEXACT | \
- FE_INVALID | FE_OVERFLOW | FE_UNDERFLOW)
-
-/* Rounding modes */
-#define FE_TONEAREST 0x0000
-#define FE_DOWNWARD 0x0400
-#define FE_UPWARD 0x0800
-#define FE_TOWARDZERO 0x0c00
-#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
- FE_UPWARD | FE_TOWARDZERO)
-
-/*
- * As compared to the x87 control word, the SSE unit's control word
- * has the rounding control bits offset by 3 and the exception mask
- * bits offset by 7.
- */
-#define _SSE_ROUND_SHIFT 3
-#define _SSE_EMASK_SHIFT 7
-
-__BEGIN_DECLS
-
-/* Default floating-point environment */
-extern const fenv_t __fe_dfl_env;
-#define FE_DFL_ENV (&__fe_dfl_env)
-
-#define __fldcw(__cw) __asm __volatile("fldcw %0" : : "m" (__cw))
-#define __fldenv(__env) __asm __volatile("fldenv %0" : : "m" (__env))
-#define __fnclex() __asm __volatile("fnclex")
-#define __fnstenv(__env) __asm __volatile("fnstenv %0" : "=m" (*(__env)))
-#define __fnstcw(__cw) __asm __volatile("fnstcw %0" : "=m" (*(__cw)))
-#define __fnstsw(__sw) __asm __volatile("fnstsw %0" : "=am" (*(__sw)))
-#define __fwait() __asm __volatile("fwait")
-#define __ldmxcsr(__csr) __asm __volatile("ldmxcsr %0" : : "m" (__csr))
-#define __stmxcsr(__csr) __asm __volatile("stmxcsr %0" : "=m" (*(__csr)))
-
-static __inline int
-feclearexcept(int __excepts)
-{
- fenv_t __env;
-
- if (__excepts == FE_ALL_EXCEPT) {
- __fnclex();
- } else {
- __fnstenv(&__env.__x87);
- __env.__x87.__status &= ~__excepts;
- __fldenv(__env.__x87);
- }
- __stmxcsr(&__env.__mxcsr);
- __env.__mxcsr &= ~__excepts;
- __ldmxcsr(__env.__mxcsr);
- return (0);
-}
-
-static __inline int
-fegetexceptflag(fexcept_t *__flagp, int __excepts)
-{
- int __mxcsr, __status;
-
- __stmxcsr(&__mxcsr);
- __fnstsw(&__status);
- *__flagp = (__mxcsr | __status) & __excepts;
- return (0);
-}
-
-int fesetexceptflag(const fexcept_t *__flagp, int __excepts);
-int feraiseexcept(int __excepts);
-
-static __inline int
-fetestexcept(int __excepts)
-{
- int __mxcsr, __status;
-
- __stmxcsr(&__mxcsr);
- __fnstsw(&__status);
- return ((__status | __mxcsr) & __excepts);
-}
-
-static __inline int
-fegetround(void)
-{
- int __control;
-
- /*
- * We assume that the x87 and the SSE unit agree on the
- * rounding mode. Reading the control word on the x87 turns
- * out to be about 5 times faster than reading it on the SSE
- * unit on an Opteron 244.
- */
- __fnstcw(&__control);
- return (__control & _ROUND_MASK);
-}
-
-static __inline int
-fesetround(int __round)
-{
- int __mxcsr, __control;
-
- if (__round & ~_ROUND_MASK)
- return (-1);
-
- __fnstcw(&__control);
- __control &= ~_ROUND_MASK;
- __control |= __round;
- __fldcw(__control);
-
- __stmxcsr(&__mxcsr);
- __mxcsr &= ~(_ROUND_MASK << _SSE_ROUND_SHIFT);
- __mxcsr |= __round << _SSE_ROUND_SHIFT;
- __ldmxcsr(__mxcsr);
-
- return (0);
-}
-
-int fegetenv(fenv_t *__envp);
-int feholdexcept(fenv_t *__envp);
-
-static __inline int
-fesetenv(const fenv_t *__envp)
-{
-
- __fldenv(__envp->__x87);
- __ldmxcsr(__envp->__mxcsr);
- return (0);
-}
-
-int feupdateenv(const fenv_t *__envp);
-
-#if __BSD_VISIBLE
-
-int feenableexcept(int __mask);
-int fedisableexcept(int __mask);
-
-static __inline int
-fegetexcept(void)
-{
- int __control;
-
- /*
- * We assume that the masks for the x87 and the SSE unit are
- * the same.
- */
- __fnstcw(&__control);
- return (~__control & FE_ALL_EXCEPT);
-}
-
-#endif /* __BSD_VISIBLE */
-
-__END_DECLS
-
-#endif /* !_FENV_H_ */
diff --git a/libm/amd64/s_llrint.S b/libm/amd64/s_llrint.S
deleted file mode 100644
index b81c73a..0000000
--- a/libm/amd64/s_llrint.S
+++ /dev/null
@@ -1,6 +0,0 @@
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/amd64/s_llrint.S,v 1.1 2005/01/15 03:32:28 das Exp $")
-
-/* sizeof(long) == sizeof(long long) */
-#define fn llrint
-#include "s_lrint.S"
diff --git a/libm/amd64/s_llrintf.S b/libm/amd64/s_llrintf.S
deleted file mode 100644
index d62cfcb..0000000
--- a/libm/amd64/s_llrintf.S
+++ /dev/null
@@ -1,6 +0,0 @@
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/amd64/s_llrintf.S,v 1.1 2005/04/16 21:12:55 das Exp $")
-
-/* sizeof(long) == sizeof(long long) */
-#define fn llrintf
-#include "s_lrintf.S"
diff --git a/libm/amd64/s_lrint.S b/libm/amd64/s_lrint.S
deleted file mode 100644
index 161b731..0000000
--- a/libm/amd64/s_lrint.S
+++ /dev/null
@@ -1,36 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-
-#ifndef fn
-__FBSDID("$FreeBSD: src/lib/msun/amd64/s_lrint.S,v 1.1 2005/01/15 03:32:28 das Exp $")
-#define fn lrint
-#endif
-
-ENTRY(fn)
- cvtsd2si %xmm0, %rax
- ret
diff --git a/libm/amd64/s_lrintf.S b/libm/amd64/s_lrintf.S
deleted file mode 100644
index 506e834..0000000
--- a/libm/amd64/s_lrintf.S
+++ /dev/null
@@ -1,36 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-
-#ifndef fn
-__FBSDID("$FreeBSD: src/lib/msun/amd64/s_lrintf.S,v 1.1 2005/04/16 21:12:55 das Exp $")
-#define fn lrintf
-#endif
-
-ENTRY(fn)
- cvtss2si %xmm0, %rax
- ret
diff --git a/libm/amd64/s_remquo.S b/libm/amd64/s_remquo.S
deleted file mode 100644
index 19f3b53..0000000
--- a/libm/amd64/s_remquo.S
+++ /dev/null
@@ -1,65 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-/*
- * Based on public-domain remainder routine by J.T. Conklin <jtc@NetBSD.org>.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/amd64/s_remquo.S,v 1.1 2005/03/25 04:40:44 das Exp $");
-
-ENTRY(remquo)
- movsd %xmm0,-8(%rsp)
- movsd %xmm1,-16(%rsp)
- fldl -16(%rsp)
- fldl -8(%rsp)
-1: fprem1
- fstsw %ax
- btw $10,%ax
- jc 1b
- fstp %st(1)
-/* Extract the three low-order bits of the quotient from C0,C3,C1. */
- shrl $6,%eax
- movl %eax,%ecx
- andl $0x108,%eax
- rorl $7,%eax
- orl %eax,%ecx
- roll $4,%eax
- orl %ecx,%eax
- andl $7,%eax
-/* Negate the quotient bits if x*y<0. Avoid using an unpredictable branch. */
- movl -12(%rsp),%ecx
- xorl -4(%rsp),%ecx
- sarl $16,%ecx
- sarl $16,%ecx
- xorl %ecx,%eax
- andl $1,%ecx
- addl %ecx,%eax
-/* Store the quotient and return. */
- movl %eax,(%rdi)
- fstpl -8(%rsp)
- movsd -8(%rsp),%xmm0
- ret
diff --git a/libm/amd64/s_remquof.S b/libm/amd64/s_remquof.S
deleted file mode 100644
index 02b604f..0000000
--- a/libm/amd64/s_remquof.S
+++ /dev/null
@@ -1,65 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-/*
- * Based on public-domain remainder routine by J.T. Conklin <jtc@NetBSD.org>.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/amd64/s_remquof.S,v 1.1 2005/03/25 04:40:44 das Exp $");
-
-ENTRY(remquof)
- movss %xmm0,-4(%rsp)
- movss %xmm1,-8(%rsp)
- flds -8(%rsp)
- flds -4(%rsp)
-1: fprem1
- fstsw %ax
- btw $10,%ax
- jc 1b
- fstp %st(1)
-/* Extract the three low-order bits of the quotient from C0,C3,C1. */
- shrl $6,%eax
- movl %eax,%ecx
- andl $0x108,%eax
- rorl $7,%eax
- orl %eax,%ecx
- roll $4,%eax
- orl %ecx,%eax
- andl $7,%eax
-/* Negate the quotient bits if x*y<0. Avoid using an unpredictable branch. */
- movl -8(%rsp),%ecx
- xorl -4(%rsp),%ecx
- sarl $16,%ecx
- sarl $16,%ecx
- xorl %ecx,%eax
- andl $1,%ecx
- addl %ecx,%eax
-/* Store the quotient and return. */
- movl %eax,(%rdi)
- fstps -4(%rsp)
- movss -4(%rsp),%xmm0
- ret
diff --git a/libm/amd64/s_scalbn.S b/libm/amd64/s_scalbn.S
deleted file mode 100644
index 6942e18..0000000
--- a/libm/amd64/s_scalbn.S
+++ /dev/null
@@ -1,39 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/amd64/s_scalbn.S,v 1.1 2005/04/16 21:12:55 das Exp $")
-
-ENTRY(scalbn)
- movsd %xmm0,-8(%rsp)
- movl %edi,-12(%rsp)
- fildl -12(%rsp)
- fldl -8(%rsp)
- fscale
- fstp %st(1)
- fstpl -8(%rsp)
- movsd -8(%rsp),%xmm0
- ret
diff --git a/libm/amd64/s_scalbnf.S b/libm/amd64/s_scalbnf.S
deleted file mode 100644
index d7b9ab7..0000000
--- a/libm/amd64/s_scalbnf.S
+++ /dev/null
@@ -1,42 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/amd64/s_scalbnf.S,v 1.2 2005/09/12 20:54:00 das Exp $")
-
-ENTRY(scalbnf)
- movss %xmm0,-8(%rsp)
- movl %edi,-4(%rsp)
- fildl -4(%rsp)
- flds -8(%rsp)
- fscale
- fstp %st(1)
- fstps -8(%rsp)
- movss -8(%rsp),%xmm0
- ret
-
-.globl CNAME(ldexpf)
-.set CNAME(ldexpf),CNAME(scalbnf)
diff --git a/libm/amd64/s_scalbnl.S b/libm/amd64/s_scalbnl.S
deleted file mode 100644
index 57629a4..0000000
--- a/libm/amd64/s_scalbnl.S
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * Based on code written by J.T. Conklin <jtc@netbsd.org>.
- * Public domain.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/amd64/s_scalbnl.S,v 1.1 2005/04/16 21:12:55 das Exp $")
-/* RCSID("$NetBSD: s_scalbnf.S,v 1.4 1999/01/02 05:15:40 kristerw Exp $") */
-
-ENTRY(scalbnl)
- movl %edi,-4(%rsp)
- fildl -4(%rsp)
- fldt 8(%rsp)
- fscale
- fstp %st(1)
- ret
-
-.globl CNAME(ldexpl)
-.set CNAME(ldexpl),CNAME(scalbnl)
diff --git a/libm/arm/Makefile.inc b/libm/arm/Makefile.inc
deleted file mode 100644
index 6559cc3..0000000
--- a/libm/arm/Makefile.inc
+++ /dev/null
@@ -1,3 +0,0 @@
-# $FreeBSD: src/lib/msun/arm/Makefile.inc,v 1.1 2005/03/07 04:53:35 das Exp $
-
-LDBL_PREC = 53
diff --git a/libm/i387/Makefile.inc b/libm/i387/Makefile.inc
deleted file mode 100644
index d83a56b..0000000
--- a/libm/i387/Makefile.inc
+++ /dev/null
@@ -1,18 +0,0 @@
-# $FreeBSD: src/lib/msun/i387/Makefile.inc,v 1.7 2005/04/16 21:12:55 das Exp $
-
-ARCH_SRCS = e_exp.S e_fmod.S e_log.S e_log10.S \
- e_remainder.S e_scalb.S e_sqrt.S s_ceil.S s_copysign.S \
- s_cos.S s_finite.S s_floor.S s_llrint.S s_logb.S s_lrint.S \
- s_remquo.S s_rint.S s_scalbn.S s_significand.S s_sin.S s_tan.S \
- s_trunc.S
-
-# float counterparts
-ARCH_SRCS+= e_log10f.S e_logf.S e_remainderf.S e_scalbf.S \
- e_sqrtf.S s_ceilf.S s_copysignf.S s_floorf.S \
- s_llrintf.S s_logbf.S s_lrintf.S \
- s_remquof.S s_rintf.S s_scalbnf.S s_significandf.S s_truncf.S
-
-# long double counterparts
-ARCH_SRCS+= s_ceill.S s_copysignl.S s_floorl.S s_scalbnl.S s_truncl.S
-
-LDBL_PREC = 64 # XXX 64-bit format, but truncated to 53 bits
diff --git a/libm/ia64/Makefile.inc b/libm/ia64/Makefile.inc
deleted file mode 100644
index fdf2267..0000000
--- a/libm/ia64/Makefile.inc
+++ /dev/null
@@ -1,4 +0,0 @@
-# $FreeBSD: src/lib/msun/ia64/Makefile.inc,v 1.2 2005/03/07 04:54:02 das Exp $
-
-ARCH_SRCS = s_fma.S s_fmaf.S s_fmal.S
-LDBL_PREC = 64
diff --git a/libm/ia64/_fpmath.h b/libm/ia64/_fpmath.h
deleted file mode 100644
index b0e75ed..0000000
--- a/libm/ia64/_fpmath.h
+++ /dev/null
@@ -1,71 +0,0 @@
-/*-
- * Copyright (c) 2003 Mike Barcroft <mike@FreeBSD.org>
- * Copyright (c) 2002, 2003 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/libc/ia64/_fpmath.h,v 1.6 2005/03/07 04:55:40 das Exp $
- */
-
-#include <sys/endian.h>
-
-union IEEEl2bits {
- long double e;
- struct {
-#if _BYTE_ORDER == _LITTLE_ENDIAN
- unsigned int manl :32;
- unsigned int manh :32;
- unsigned int exp :15;
- unsigned int sign :1;
- unsigned long junk :48;
-#else /* _BIG_ENDIAN */
- unsigned long junk :48;
- unsigned int sign :1;
- unsigned int exp :15;
- unsigned int manh :32;
- unsigned int manl :32;
-#endif
- } bits;
-};
-
-#if _BYTE_ORDER == _LITTLE_ENDIAN
-#define LDBL_NBIT 0x80000000
-#define mask_nbit_l(u) ((u).bits.manh &= ~LDBL_NBIT)
-#else /* _BIG_ENDIAN */
-/*
- * XXX This doesn't look right. Very few machines have a different
- * endianness for integers and floating-point, and in nextafterl()
- * we assume that none do. If you have an environment for testing
- * this, please let me know. --das
- */
-#define LDBL_NBIT 0x80
-#define mask_nbit_l(u) ((u).bits.manh &= ~LDBL_NBIT)
-#endif
-
-#define LDBL_MANH_SIZE 32
-#define LDBL_MANL_SIZE 32
-
-#define LDBL_TO_ARRAY32(u, a) do { \
- (a)[0] = (uint32_t)(u).bits.manl; \
- (a)[1] = (uint32_t)(u).bits.manh; \
-} while(0)
diff --git a/libm/ia64/fenv.c b/libm/ia64/fenv.c
deleted file mode 100644
index 182d37e..0000000
--- a/libm/ia64/fenv.c
+++ /dev/null
@@ -1,49 +0,0 @@
-/*-
- * Copyright (c) 2004 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/ia64/fenv.c,v 1.2 2004/06/11 02:35:30 das Exp $
- */
-
-#include <sys/types.h>
-#include <fenv.h>
-
-const fenv_t __fe_dfl_env = 0x0009804c8a70033fULL;
-
-/*
- * It doesn't pay to inline feupdateenv() because it includes one of
- * the rare uses of feraiseexcept() where the argument is not a
- * constant. Thus, no dead code elimination can occur, resulting in
- * significant bloat.
- */
-int
-feupdateenv(const fenv_t *envp)
-{
- fenv_t fpsr;
-
- __stfpsr(&fpsr);
- __ldfpsr(*envp);
- feraiseexcept((fpsr >> _FPUSW_SHIFT) & FE_ALL_EXCEPT);
- return (0);
-}
diff --git a/libm/ia64/fenv.h b/libm/ia64/fenv.h
deleted file mode 100644
index 8c6b65b..0000000
--- a/libm/ia64/fenv.h
+++ /dev/null
@@ -1,242 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/ia64/fenv.h,v 1.4 2005/03/16 19:03:45 das Exp $
- */
-
-#ifndef _FENV_H_
-#define _FENV_H_
-
-#include <sys/_types.h>
-
-typedef __uint64_t fenv_t;
-typedef __uint16_t fexcept_t;
-
-/* Exception flags */
-#define FE_INVALID 0x01
-#define FE_DENORMAL 0x02
-#define FE_DIVBYZERO 0x04
-#define FE_OVERFLOW 0x08
-#define FE_UNDERFLOW 0x10
-#define FE_INEXACT 0x20
-#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_DENORMAL | FE_INEXACT | \
- FE_INVALID | FE_OVERFLOW | FE_UNDERFLOW)
-
-/* Rounding modes */
-#define FE_TONEAREST 0x0000
-#define FE_DOWNWARD 0x0400
-#define FE_UPWARD 0x0800
-#define FE_TOWARDZERO 0x0c00
-#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
- FE_UPWARD | FE_TOWARDZERO)
-
-__BEGIN_DECLS
-
-/* Default floating-point environment */
-extern const fenv_t __fe_dfl_env;
-#define FE_DFL_ENV (&__fe_dfl_env)
-
-#define _FPUSW_SHIFT 13
-
-#define __stfpsr(__r) __asm __volatile("mov %0=ar.fpsr" : "=r" (*(__r)))
-#define __ldfpsr(__r) __asm __volatile("mov ar.fpsr=%0;;" : : "r" (__r))
-
-static __inline int
-feclearexcept(int __excepts)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- __fpsr &= ~((fenv_t)__excepts << _FPUSW_SHIFT);
- __ldfpsr(__fpsr);
- return (0);
-}
-
-static __inline int
-fegetexceptflag(fexcept_t *__flagp, int __excepts)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- *__flagp = (fexcept_t)(__fpsr >> _FPUSW_SHIFT) & __excepts;
- return (0);
-}
-
-static __inline int
-fesetexceptflag(const fexcept_t *__flagp, int __excepts)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- __fpsr &= ~((fenv_t)__excepts << _FPUSW_SHIFT);
- __fpsr |= (fenv_t)(__excepts & *__flagp) << _FPUSW_SHIFT;
- __ldfpsr(__fpsr);
- return (0);
-}
-
-/*
- * It is worthwhile to use the inline version of this function iff it
- * is called with arguments that are compile-time constants (due to
- * dead code elimination). Unfortunately, gcc isn't smart enough to
- * figure this out automatically, and there's no way to tell it.
- * We assume that constant arguments will be the common case.
- */
-static __inline int
-feraiseexcept(int __excepts)
-{
- volatile double d;
-
- /*
- * With a compiler that supports the FENV_ACCESS pragma
- * properly, simple expressions like '0.0 / 0.0' should
- * be sufficient to generate traps. Unfortunately, we
- * need to bring a volatile variable into the equation
- * to prevent incorrect optimizations.
- */
- if (__excepts & FE_INVALID) {
- d = 0.0;
- d = 0.0 / d;
- }
- if (__excepts & FE_DIVBYZERO) {
- d = 0.0;
- d = 1.0 / d;
- }
- if (__excepts & FE_OVERFLOW) {
- d = 0x1.ffp1023;
- d *= 2.0;
- }
- if (__excepts & FE_UNDERFLOW) {
- d = 0x1p-1022;
- d /= 0x1p1023;
- }
- if (__excepts & FE_INEXACT) {
- d = 0x1p-1022;
- d += 1.0;
- }
- return (0);
-}
-
-static __inline int
-fetestexcept(int __excepts)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- return ((__fpsr >> _FPUSW_SHIFT) & __excepts);
-}
-
-
-static __inline int
-fegetround(void)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- return (__fpsr & _ROUND_MASK);
-}
-
-static __inline int
-fesetround(int __round)
-{
- fenv_t __fpsr;
-
- if (__round & ~_ROUND_MASK)
- return (-1);
- __stfpsr(&__fpsr);
- __fpsr &= ~_ROUND_MASK;
- __fpsr |= __round;
- __ldfpsr(__fpsr);
- return (0);
-}
-
-static __inline int
-fegetenv(fenv_t *__envp)
-{
-
- __stfpsr(__envp);
- return (0);
-}
-
-static __inline int
-feholdexcept(fenv_t *__envp)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- *__envp = __fpsr;
- __fpsr &= ~((fenv_t)FE_ALL_EXCEPT << _FPUSW_SHIFT);
- __fpsr |= FE_ALL_EXCEPT;
- __ldfpsr(__fpsr);
- return (0);
-}
-
-static __inline int
-fesetenv(const fenv_t *__envp)
-{
-
- __ldfpsr(*__envp);
- return (0);
-}
-
-int feupdateenv(const fenv_t *__envp);
-
-#if __BSD_VISIBLE
-
-static __inline int
-feenableexcept(int __mask)
-{
- fenv_t __newfpsr, __oldfpsr;
-
- __stfpsr(&__oldfpsr);
- __newfpsr = __oldfpsr & ~(__mask & FE_ALL_EXCEPT);
- __ldfpsr(__newfpsr);
- return (~__oldfpsr & FE_ALL_EXCEPT);
-}
-
-static __inline int
-fedisableexcept(int __mask)
-{
- fenv_t __newfpsr, __oldfpsr;
-
- __stfpsr(&__oldfpsr);
- __newfpsr = __oldfpsr | (__mask & FE_ALL_EXCEPT);
- __ldfpsr(__newfpsr);
- return (~__oldfpsr & FE_ALL_EXCEPT);
-}
-
-static __inline int
-fegetexcept(void)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- return (~__fpsr & FE_ALL_EXCEPT);
-}
-
-#endif /* __BSD_VISIBLE */
-
-__END_DECLS
-
-#endif /* !_FENV_H_ */
diff --git a/libm/ia64/s_fma.S b/libm/ia64/s_fma.S
deleted file mode 100644
index 2da6c17..0000000
--- a/libm/ia64/s_fma.S
+++ /dev/null
@@ -1,34 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/ia64/s_fma.S,v 1.1 2005/01/22 09:53:18 das Exp $")
-
-ENTRY(fma, 3)
-{
- fma.d f8 = f8, f9, f10
- br.ret.sptk b0
-}
diff --git a/libm/ia64/s_fmaf.S b/libm/ia64/s_fmaf.S
deleted file mode 100644
index 320051b..0000000
--- a/libm/ia64/s_fmaf.S
+++ /dev/null
@@ -1,34 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/ia64/s_fmaf.S,v 1.1 2005/01/22 09:53:18 das Exp $")
-
-ENTRY(fmaf, 3)
-{
- fma.s f8 = f8, f9, f10
- br.ret.sptk b0
-}
diff --git a/libm/ia64/s_fmal.S b/libm/ia64/s_fmal.S
deleted file mode 100644
index 7b8c407..0000000
--- a/libm/ia64/s_fmal.S
+++ /dev/null
@@ -1,34 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/ia64/s_fmal.S,v 1.1 2005/03/07 04:53:11 das Exp $")
-
-ENTRY(fmal, 3)
-{
- fma f8 = f8, f9, f10
- br.ret.sptk b0
-}
diff --git a/libm/include/alpha/fenv.h b/libm/include/alpha/fenv.h
deleted file mode 100644
index dc7bcb7..0000000
--- a/libm/include/alpha/fenv.h
+++ /dev/null
@@ -1,185 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/alpha/fenv.h,v 1.3 2005/03/16 19:03:44 das Exp $
- */
-
-#ifndef _FENV_H_
-#define _FENV_H_
-
-#include <sys/_types.h>
-
-typedef __uint64_t fenv_t;
-typedef __uint16_t fexcept_t;
-
-/* Exception flags */
-#define FE_INVALID 0x02
-#define FE_DIVBYZERO 0x04
-#define FE_OVERFLOW 0x08
-#define FE_UNDERFLOW 0x10
-#define FE_INEXACT 0x20
-#define FE_INTOVF 0x40 /* not maskable */
-#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_INEXACT | FE_INTOVF | \
- FE_INVALID | FE_OVERFLOW | FE_UNDERFLOW)
-
-/* Rounding modes */
-#define FE_TOWARDZERO 0x00
-#define FE_DOWNWARD 0x01
-#define FE_TONEAREST 0x02
-#define FE_UPWARD 0x03
-#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
- FE_UPWARD | FE_TOWARDZERO)
-#define _ROUND_SHIFT 58
-
-#define _FPUSW_SHIFT 51
-
-#define __excb() __asm __volatile("excb")
-#define __mf_fpcr(__cw) __asm __volatile("mf_fpcr %0" : "=f" (*(__cw)))
-#define __mt_fpcr(__cw) __asm __volatile("mt_fpcr %0" : : "f" (__cw))
-
-union __fpcr {
- double __d;
- fenv_t __bits;
-};
-
-__BEGIN_DECLS
-
-/* Default floating-point environment */
-extern const fenv_t __fe_dfl_env;
-#define FE_DFL_ENV (&__fe_dfl_env)
-
-static __inline int
-feclearexcept(int __excepts)
-{
- union __fpcr __r;
-
- __excb();
- __mf_fpcr(&__r.__d);
- __r.__bits &= ~((fenv_t)__excepts << _FPUSW_SHIFT);
- __mt_fpcr(__r.__d);
- __excb();
- return (0);
-}
-
-static __inline int
-fegetexceptflag(fexcept_t *__flagp, int __excepts)
-{
- union __fpcr __r;
-
- __excb();
- __mf_fpcr(&__r.__d);
- __excb();
- *__flagp = (__r.__bits >> _FPUSW_SHIFT) & __excepts;
- return (0);
-}
-
-static __inline int
-fesetexceptflag(const fexcept_t *__flagp, int __excepts)
-{
- union __fpcr __r;
- fenv_t __xflag, __xexcepts;
-
- __xflag = (fenv_t)*__flagp << _FPUSW_SHIFT;
- __xexcepts = (fenv_t)__excepts << _FPUSW_SHIFT;
- __excb();
- __mf_fpcr(&__r.__d);
- __r.__bits &= ~__xexcepts;
- __r.__bits |= __xflag & __xexcepts;
- __mt_fpcr(__r.__d);
- __excb();
- return (0);
-}
-
-static __inline int
-feraiseexcept(int __excepts)
-{
-
- /*
- * XXX Generating exceptions this way does not actually invoke
- * a userland trap handler when enabled, but neither do
- * arithmetic operations as far as I can tell. Perhaps there
- * are more bugs in the kernel trap handler.
- */
- fexcept_t __ex = __excepts;
- fesetexceptflag(&__ex, __excepts);
- return (0);
-}
-
-static __inline int
-fetestexcept(int __excepts)
-{
- union __fpcr __r;
-
- __excb();
- __mf_fpcr(&__r.__d);
- __excb();
- return ((__r.__bits >> _FPUSW_SHIFT) & __excepts);
-}
-
-static __inline int
-fegetround(void)
-{
- union __fpcr __r;
-
- /*
- * No exception barriers should be required here if we assume
- * that only fesetround() can change the rounding mode.
- */
- __mf_fpcr(&__r.__d);
- return ((int)(__r.__bits >> _ROUND_SHIFT) & _ROUND_MASK);
-}
-
-static __inline int
-fesetround(int __round)
-{
- union __fpcr __r;
-
- if (__round & ~_ROUND_MASK)
- return (-1);
- __excb();
- __mf_fpcr(&__r.__d);
- __r.__bits &= ~((fenv_t)_ROUND_MASK << _ROUND_SHIFT);
- __r.__bits |= (fenv_t)__round << _ROUND_SHIFT;
- __mt_fpcr(__r.__d);
- __excb();
- return (0);
-}
-
-int fegetenv(fenv_t *__envp);
-int feholdexcept(fenv_t *__envp);
-int fesetenv(const fenv_t *__envp);
-int feupdateenv(const fenv_t *__envp);
-
-#if __BSD_VISIBLE
-
-int feenableexcept(int __mask);
-int fedisableexcept(int __mask);
-int fegetexcept(void);
-
-#endif /* __BSD_VISIBLE */
-
-__END_DECLS
-
-#endif /* !_FENV_H_ */
diff --git a/libm/include/amd64/fenv.h b/libm/include/amd64/fenv.h
deleted file mode 100644
index c4f9432..0000000
--- a/libm/include/amd64/fenv.h
+++ /dev/null
@@ -1,203 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/amd64/fenv.h,v 1.5 2005/03/16 22:34:14 das Exp $
- */
-
-#ifndef _FENV_H_
-#define _FENV_H_
-
-#include <sys/cdefs.h>
-#include <sys/_types.h>
-
-typedef struct {
- struct {
- __uint32_t __control;
- __uint32_t __status;
- __uint32_t __tag;
- char __other[16];
- } __x87;
- __uint32_t __mxcsr;
-} fenv_t;
-
-typedef __uint16_t fexcept_t;
-
-/* Exception flags */
-#define FE_INVALID 0x01
-#define FE_DENORMAL 0x02
-#define FE_DIVBYZERO 0x04
-#define FE_OVERFLOW 0x08
-#define FE_UNDERFLOW 0x10
-#define FE_INEXACT 0x20
-#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_DENORMAL | FE_INEXACT | \
- FE_INVALID | FE_OVERFLOW | FE_UNDERFLOW)
-
-/* Rounding modes */
-#define FE_TONEAREST 0x0000
-#define FE_DOWNWARD 0x0400
-#define FE_UPWARD 0x0800
-#define FE_TOWARDZERO 0x0c00
-#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
- FE_UPWARD | FE_TOWARDZERO)
-
-/*
- * As compared to the x87 control word, the SSE unit's control word
- * has the rounding control bits offset by 3 and the exception mask
- * bits offset by 7.
- */
-#define _SSE_ROUND_SHIFT 3
-#define _SSE_EMASK_SHIFT 7
-
-__BEGIN_DECLS
-
-/* Default floating-point environment */
-extern const fenv_t __fe_dfl_env;
-#define FE_DFL_ENV (&__fe_dfl_env)
-
-#define __fldcw(__cw) __asm __volatile("fldcw %0" : : "m" (__cw))
-#define __fldenv(__env) __asm __volatile("fldenv %0" : : "m" (__env))
-#define __fnclex() __asm __volatile("fnclex")
-#define __fnstenv(__env) __asm __volatile("fnstenv %0" : "=m" (*(__env)))
-#define __fnstcw(__cw) __asm __volatile("fnstcw %0" : "=m" (*(__cw)))
-#define __fnstsw(__sw) __asm __volatile("fnstsw %0" : "=am" (*(__sw)))
-#define __fwait() __asm __volatile("fwait")
-#define __ldmxcsr(__csr) __asm __volatile("ldmxcsr %0" : : "m" (__csr))
-#define __stmxcsr(__csr) __asm __volatile("stmxcsr %0" : "=m" (*(__csr)))
-
-static __inline int
-feclearexcept(int __excepts)
-{
- fenv_t __env;
-
- if (__excepts == FE_ALL_EXCEPT) {
- __fnclex();
- } else {
- __fnstenv(&__env.__x87);
- __env.__x87.__status &= ~__excepts;
- __fldenv(__env.__x87);
- }
- __stmxcsr(&__env.__mxcsr);
- __env.__mxcsr &= ~__excepts;
- __ldmxcsr(__env.__mxcsr);
- return (0);
-}
-
-static __inline int
-fegetexceptflag(fexcept_t *__flagp, int __excepts)
-{
- int __mxcsr, __status;
-
- __stmxcsr(&__mxcsr);
- __fnstsw(&__status);
- *__flagp = (__mxcsr | __status) & __excepts;
- return (0);
-}
-
-int fesetexceptflag(const fexcept_t *__flagp, int __excepts);
-int feraiseexcept(int __excepts);
-
-static __inline int
-fetestexcept(int __excepts)
-{
- int __mxcsr, __status;
-
- __stmxcsr(&__mxcsr);
- __fnstsw(&__status);
- return ((__status | __mxcsr) & __excepts);
-}
-
-static __inline int
-fegetround(void)
-{
- int __control;
-
- /*
- * We assume that the x87 and the SSE unit agree on the
- * rounding mode. Reading the control word on the x87 turns
- * out to be about 5 times faster than reading it on the SSE
- * unit on an Opteron 244.
- */
- __fnstcw(&__control);
- return (__control & _ROUND_MASK);
-}
-
-static __inline int
-fesetround(int __round)
-{
- int __mxcsr, __control;
-
- if (__round & ~_ROUND_MASK)
- return (-1);
-
- __fnstcw(&__control);
- __control &= ~_ROUND_MASK;
- __control |= __round;
- __fldcw(__control);
-
- __stmxcsr(&__mxcsr);
- __mxcsr &= ~(_ROUND_MASK << _SSE_ROUND_SHIFT);
- __mxcsr |= __round << _SSE_ROUND_SHIFT;
- __ldmxcsr(__mxcsr);
-
- return (0);
-}
-
-int fegetenv(fenv_t *__envp);
-int feholdexcept(fenv_t *__envp);
-
-static __inline int
-fesetenv(const fenv_t *__envp)
-{
-
- __fldenv(__envp->__x87);
- __ldmxcsr(__envp->__mxcsr);
- return (0);
-}
-
-int feupdateenv(const fenv_t *__envp);
-
-#if __BSD_VISIBLE
-
-int feenableexcept(int __mask);
-int fedisableexcept(int __mask);
-
-static __inline int
-fegetexcept(void)
-{
- int __control;
-
- /*
- * We assume that the masks for the x87 and the SSE unit are
- * the same.
- */
- __fnstcw(&__control);
- return (~__control & FE_ALL_EXCEPT);
-}
-
-#endif /* __BSD_VISIBLE */
-
-__END_DECLS
-
-#endif /* !_FENV_H_ */
diff --git a/libm/include/arm/fenv.h b/libm/include/arm/fenv.h
index e7a8860..da7e696 100644
--- a/libm/include/arm/fenv.h
+++ b/libm/include/arm/fenv.h
@@ -29,7 +29,9 @@
#ifndef _FENV_H_
#define _FENV_H_
-#include <sys/_types.h>
+#include <sys/types.h>
+
+__BEGIN_DECLS
typedef __uint32_t fenv_t;
typedef __uint32_t fexcept_t;
@@ -50,7 +52,6 @@
#define FE_DOWNWARD 0x0003
#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
FE_UPWARD | FE_TOWARDZERO)
-__BEGIN_DECLS
/* Default floating-point environment */
extern const fenv_t __fe_dfl_env;
diff --git a/libm/include/i387/fenv.h b/libm/include/i387/fenv.h
index 4e322b7..c0421c0 100644
--- a/libm/include/i387/fenv.h
+++ b/libm/include/i387/fenv.h
@@ -29,8 +29,7 @@
#ifndef _FENV_H_
#define _FENV_H_
-#include <sys/cdefs.h>
-#include <sys/_types.h>
+#include <sys/types.h>
__BEGIN_DECLS
diff --git a/libm/include/ia64/fenv.h b/libm/include/ia64/fenv.h
deleted file mode 100644
index 8c6b65b..0000000
--- a/libm/include/ia64/fenv.h
+++ /dev/null
@@ -1,242 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/ia64/fenv.h,v 1.4 2005/03/16 19:03:45 das Exp $
- */
-
-#ifndef _FENV_H_
-#define _FENV_H_
-
-#include <sys/_types.h>
-
-typedef __uint64_t fenv_t;
-typedef __uint16_t fexcept_t;
-
-/* Exception flags */
-#define FE_INVALID 0x01
-#define FE_DENORMAL 0x02
-#define FE_DIVBYZERO 0x04
-#define FE_OVERFLOW 0x08
-#define FE_UNDERFLOW 0x10
-#define FE_INEXACT 0x20
-#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_DENORMAL | FE_INEXACT | \
- FE_INVALID | FE_OVERFLOW | FE_UNDERFLOW)
-
-/* Rounding modes */
-#define FE_TONEAREST 0x0000
-#define FE_DOWNWARD 0x0400
-#define FE_UPWARD 0x0800
-#define FE_TOWARDZERO 0x0c00
-#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
- FE_UPWARD | FE_TOWARDZERO)
-
-__BEGIN_DECLS
-
-/* Default floating-point environment */
-extern const fenv_t __fe_dfl_env;
-#define FE_DFL_ENV (&__fe_dfl_env)
-
-#define _FPUSW_SHIFT 13
-
-#define __stfpsr(__r) __asm __volatile("mov %0=ar.fpsr" : "=r" (*(__r)))
-#define __ldfpsr(__r) __asm __volatile("mov ar.fpsr=%0;;" : : "r" (__r))
-
-static __inline int
-feclearexcept(int __excepts)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- __fpsr &= ~((fenv_t)__excepts << _FPUSW_SHIFT);
- __ldfpsr(__fpsr);
- return (0);
-}
-
-static __inline int
-fegetexceptflag(fexcept_t *__flagp, int __excepts)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- *__flagp = (fexcept_t)(__fpsr >> _FPUSW_SHIFT) & __excepts;
- return (0);
-}
-
-static __inline int
-fesetexceptflag(const fexcept_t *__flagp, int __excepts)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- __fpsr &= ~((fenv_t)__excepts << _FPUSW_SHIFT);
- __fpsr |= (fenv_t)(__excepts & *__flagp) << _FPUSW_SHIFT;
- __ldfpsr(__fpsr);
- return (0);
-}
-
-/*
- * It is worthwhile to use the inline version of this function iff it
- * is called with arguments that are compile-time constants (due to
- * dead code elimination). Unfortunately, gcc isn't smart enough to
- * figure this out automatically, and there's no way to tell it.
- * We assume that constant arguments will be the common case.
- */
-static __inline int
-feraiseexcept(int __excepts)
-{
- volatile double d;
-
- /*
- * With a compiler that supports the FENV_ACCESS pragma
- * properly, simple expressions like '0.0 / 0.0' should
- * be sufficient to generate traps. Unfortunately, we
- * need to bring a volatile variable into the equation
- * to prevent incorrect optimizations.
- */
- if (__excepts & FE_INVALID) {
- d = 0.0;
- d = 0.0 / d;
- }
- if (__excepts & FE_DIVBYZERO) {
- d = 0.0;
- d = 1.0 / d;
- }
- if (__excepts & FE_OVERFLOW) {
- d = 0x1.ffp1023;
- d *= 2.0;
- }
- if (__excepts & FE_UNDERFLOW) {
- d = 0x1p-1022;
- d /= 0x1p1023;
- }
- if (__excepts & FE_INEXACT) {
- d = 0x1p-1022;
- d += 1.0;
- }
- return (0);
-}
-
-static __inline int
-fetestexcept(int __excepts)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- return ((__fpsr >> _FPUSW_SHIFT) & __excepts);
-}
-
-
-static __inline int
-fegetround(void)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- return (__fpsr & _ROUND_MASK);
-}
-
-static __inline int
-fesetround(int __round)
-{
- fenv_t __fpsr;
-
- if (__round & ~_ROUND_MASK)
- return (-1);
- __stfpsr(&__fpsr);
- __fpsr &= ~_ROUND_MASK;
- __fpsr |= __round;
- __ldfpsr(__fpsr);
- return (0);
-}
-
-static __inline int
-fegetenv(fenv_t *__envp)
-{
-
- __stfpsr(__envp);
- return (0);
-}
-
-static __inline int
-feholdexcept(fenv_t *__envp)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- *__envp = __fpsr;
- __fpsr &= ~((fenv_t)FE_ALL_EXCEPT << _FPUSW_SHIFT);
- __fpsr |= FE_ALL_EXCEPT;
- __ldfpsr(__fpsr);
- return (0);
-}
-
-static __inline int
-fesetenv(const fenv_t *__envp)
-{
-
- __ldfpsr(*__envp);
- return (0);
-}
-
-int feupdateenv(const fenv_t *__envp);
-
-#if __BSD_VISIBLE
-
-static __inline int
-feenableexcept(int __mask)
-{
- fenv_t __newfpsr, __oldfpsr;
-
- __stfpsr(&__oldfpsr);
- __newfpsr = __oldfpsr & ~(__mask & FE_ALL_EXCEPT);
- __ldfpsr(__newfpsr);
- return (~__oldfpsr & FE_ALL_EXCEPT);
-}
-
-static __inline int
-fedisableexcept(int __mask)
-{
- fenv_t __newfpsr, __oldfpsr;
-
- __stfpsr(&__oldfpsr);
- __newfpsr = __oldfpsr | (__mask & FE_ALL_EXCEPT);
- __ldfpsr(__newfpsr);
- return (~__oldfpsr & FE_ALL_EXCEPT);
-}
-
-static __inline int
-fegetexcept(void)
-{
- fenv_t __fpsr;
-
- __stfpsr(&__fpsr);
- return (~__fpsr & FE_ALL_EXCEPT);
-}
-
-#endif /* __BSD_VISIBLE */
-
-__END_DECLS
-
-#endif /* !_FENV_H_ */
diff --git a/libm/include/mips/fenv.h b/libm/include/mips/fenv.h
index e7a8860..da7e696 100644
--- a/libm/include/mips/fenv.h
+++ b/libm/include/mips/fenv.h
@@ -29,7 +29,9 @@
#ifndef _FENV_H_
#define _FENV_H_
-#include <sys/_types.h>
+#include <sys/types.h>
+
+__BEGIN_DECLS
typedef __uint32_t fenv_t;
typedef __uint32_t fexcept_t;
@@ -50,7 +52,6 @@
#define FE_DOWNWARD 0x0003
#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
FE_UPWARD | FE_TOWARDZERO)
-__BEGIN_DECLS
/* Default floating-point environment */
extern const fenv_t __fe_dfl_env;
diff --git a/libm/include/powerpc/fenv.h b/libm/include/powerpc/fenv.h
deleted file mode 100644
index 3fd2389..0000000
--- a/libm/include/powerpc/fenv.h
+++ /dev/null
@@ -1,263 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/powerpc/fenv.h,v 1.3 2005/03/16 19:03:45 das Exp $
- */
-
-#ifndef _FENV_H_
-#define _FENV_H_
-
-#include <sys/_types.h>
-
-typedef __uint32_t fenv_t;
-typedef __uint32_t fexcept_t;
-
-/* Exception flags */
-#define FE_INEXACT 0x02000000
-#define FE_DIVBYZERO 0x04000000
-#define FE_UNDERFLOW 0x08000000
-#define FE_OVERFLOW 0x10000000
-#define FE_INVALID 0x20000000 /* all types of invalid FP ops */
-
-/*
- * The PowerPC architecture has extra invalid flags that indicate the
- * specific type of invalid operation occurred. These flags may be
- * tested, set, and cleared---but not masked---separately. All of
- * these bits are cleared when FE_INVALID is cleared, but only
- * FE_VXSOFT is set when FE_INVALID is explicitly set in software.
- */
-#define FE_VXCVI 0x00000100 /* invalid integer convert */
-#define FE_VXSQRT 0x00000200 /* square root of a negative */
-#define FE_VXSOFT 0x00000400 /* software-requested exception */
-#define FE_VXVC 0x00080000 /* ordered comparison involving NaN */
-#define FE_VXIMZ 0x00100000 /* inf * 0 */
-#define FE_VXZDZ 0x00200000 /* 0 / 0 */
-#define FE_VXIDI 0x00400000 /* inf / inf */
-#define FE_VXISI 0x00800000 /* inf - inf */
-#define FE_VXSNAN 0x01000000 /* operation on a signalling NaN */
-#define FE_ALL_INVALID (FE_VXCVI | FE_VXSQRT | FE_VXSOFT | FE_VXVC | \
- FE_VXIMZ | FE_VXZDZ | FE_VXIDI | FE_VXISI | \
- FE_VXSNAN | FE_INVALID)
-#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_INEXACT | \
- FE_ALL_INVALID | FE_OVERFLOW | FE_UNDERFLOW)
-
-/* Rounding modes */
-#define FE_TONEAREST 0x0000
-#define FE_TOWARDZERO 0x0001
-#define FE_UPWARD 0x0002
-#define FE_DOWNWARD 0x0003
-#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
- FE_UPWARD | FE_TOWARDZERO)
-
-__BEGIN_DECLS
-
-/* Default floating-point environment */
-extern const fenv_t __fe_dfl_env;
-#define FE_DFL_ENV (&__fe_dfl_env)
-
-/* We need to be able to map status flag positions to mask flag positions */
-#define _FPUSW_SHIFT 22
-#define _ENABLE_MASK ((FE_DIVBYZERO | FE_INEXACT | FE_INVALID | \
- FE_OVERFLOW | FE_UNDERFLOW) >> _FPUSW_SHIFT)
-
-#define __mffs(__env) __asm __volatile("mffs %0" : "=f" (*(__env)))
-#define __mtfsf(__env) __asm __volatile("mtfsf 255,%0" : : "f" (__env))
-
-union __fpscr {
- double __d;
- struct {
- __uint32_t __junk;
- fenv_t __reg;
- } __bits;
-};
-
-static __inline int
-feclearexcept(int __excepts)
-{
- union __fpscr __r;
-
- if (__excepts & FE_INVALID)
- __excepts |= FE_ALL_INVALID;
- __mffs(&__r.__d);
- __r.__bits.__reg &= ~__excepts;
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-fegetexceptflag(fexcept_t *__flagp, int __excepts)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- *__flagp = __r.__bits.__reg & __excepts;
- return (0);
-}
-
-static __inline int
-fesetexceptflag(const fexcept_t *__flagp, int __excepts)
-{
- union __fpscr __r;
-
- if (__excepts & FE_INVALID)
- __excepts |= FE_ALL_EXCEPT;
- __mffs(&__r.__d);
- __r.__bits.__reg &= ~__excepts;
- __r.__bits.__reg |= *__flagp & __excepts;
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-feraiseexcept(int __excepts)
-{
- union __fpscr __r;
-
- if (__excepts & FE_INVALID)
- __excepts |= FE_VXSOFT;
- __mffs(&__r.__d);
- __r.__bits.__reg |= __excepts;
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-fetestexcept(int __excepts)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- return (__r.__bits.__reg & __excepts);
-}
-
-static __inline int
-fegetround(void)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- return (__r.__bits.__reg & _ROUND_MASK);
-}
-
-static __inline int
-fesetround(int __round)
-{
- union __fpscr __r;
-
- if (__round & ~_ROUND_MASK)
- return (-1);
- __mffs(&__r.__d);
- __r.__bits.__reg &= ~_ROUND_MASK;
- __r.__bits.__reg |= __round;
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-fegetenv(fenv_t *__envp)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- *__envp = __r.__bits.__reg;
- return (0);
-}
-
-static __inline int
-feholdexcept(fenv_t *__envp)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- *__envp = __r.__d;
- __r.__bits.__reg &= ~(FE_ALL_EXCEPT | _ENABLE_MASK);
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-fesetenv(const fenv_t *__envp)
-{
- union __fpscr __r;
-
- __r.__bits.__reg = *__envp;
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-feupdateenv(const fenv_t *__envp)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- __r.__bits.__reg &= FE_ALL_EXCEPT;
- __r.__bits.__reg |= *__envp;
- __mtfsf(__r.__d);
- return (0);
-}
-
-#if __BSD_VISIBLE
-
-static __inline int
-feenableexcept(int __mask)
-{
- union __fpscr __r;
- fenv_t __oldmask;
-
- __mffs(&__r.__d);
- __oldmask = __r.__bits.__reg;
- __r.__bits.__reg |= (__mask & FE_ALL_EXCEPT) >> _FPUSW_SHIFT;
- __mtfsf(__r.__d);
- return ((__oldmask & _ENABLE_MASK) << _FPUSW_SHIFT);
-}
-
-static __inline int
-fedisableexcept(int __mask)
-{
- union __fpscr __r;
- fenv_t __oldmask;
-
- __mffs(&__r.__d);
- __oldmask = __r.__bits.__reg;
- __r.__bits.__reg &= ~((__mask & FE_ALL_EXCEPT) >> _FPUSW_SHIFT);
- __mtfsf(__r.__d);
- return ((__oldmask & _ENABLE_MASK) << _FPUSW_SHIFT);
-}
-
-static __inline int
-fegetexcept(void)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- return ((__r.__bits.__reg & _ENABLE_MASK) << _FPUSW_SHIFT);
-}
-
-#endif /* __BSD_VISIBLE */
-
-__END_DECLS
-
-#endif /* !_FENV_H_ */
diff --git a/libm/include/sparc64/fenv.h b/libm/include/sparc64/fenv.h
deleted file mode 100644
index 684c4a2..0000000
--- a/libm/include/sparc64/fenv.h
+++ /dev/null
@@ -1,254 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/sparc64/fenv.h,v 1.3 2005/03/16 19:03:46 das Exp $
- */
-
-#ifndef _FENV_H_
-#define _FENV_H_
-
-#include <sys/_types.h>
-
-typedef __uint64_t fenv_t;
-typedef __uint64_t fexcept_t;
-
-/* Exception flags */
-#define FE_INVALID 0x00000200
-#define FE_DIVBYZERO 0x00000040
-#define FE_OVERFLOW 0x00000100
-#define FE_UNDERFLOW 0x00000080
-#define FE_INEXACT 0x00000020
-#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_INEXACT | \
- FE_INVALID | FE_OVERFLOW | FE_UNDERFLOW)
-
-/*
- * Rounding modes
- *
- * We can't just use the hardware bit values here, because that would
- * make FE_UPWARD and FE_DOWNWARD negative, which is not allowed.
- */
-#define FE_TONEAREST 0x0
-#define FE_TOWARDZERO 0x1
-#define FE_UPWARD 0x2
-#define FE_DOWNWARD 0x3
-#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
- FE_UPWARD | FE_TOWARDZERO)
-#define _ROUND_SHIFT 30
-
-__BEGIN_DECLS
-
-/* Default floating-point environment */
-extern const fenv_t __fe_dfl_env;
-#define FE_DFL_ENV (&__fe_dfl_env)
-
-/* We need to be able to map status flag positions to mask flag positions */
-#define _FPUSW_SHIFT 18
-#define _ENABLE_MASK (FE_ALL_EXCEPT << _FPUSW_SHIFT)
-
-#define __ldxfsr(__r) __asm __volatile("ldx %0, %%fsr" : : "m" (__r))
-#define __stxfsr(__r) __asm __volatile("stx %%fsr, %0" : "=m" (*(__r)))
-
-static __inline int
-feclearexcept(int __excepts)
-{
- fexcept_t __r;
-
- __stxfsr(&__r);
- __r &= ~__excepts;
- __ldxfsr(__r);
- return (0);
-}
-
-static __inline int
-fegetexceptflag(fexcept_t *__flagp, int __excepts)
-{
- fexcept_t __r;
-
- __stxfsr(&__r);
- *__flagp = __r & __excepts;
- return (0);
-}
-
-static __inline int
-fesetexceptflag(const fexcept_t *__flagp, int __excepts)
-{
- fexcept_t __r;
-
- __stxfsr(&__r);
- __r &= ~__excepts;
- __r |= *__flagp & __excepts;
- __ldxfsr(__r);
- return (0);
-}
-
-/*
- * In contrast with the ia64 platform, it seems to be worthwhile to
- * inline this function on sparc64 even when the arguments are not
- * compile-time constants. Perhaps this depends on the register window.
- */
-static __inline int
-feraiseexcept(int __excepts)
-{
- volatile double d;
-
- /*
- * With a compiler that supports the FENV_ACCESS pragma
- * properly, simple expressions like '0.0 / 0.0' should
- * be sufficient to generate traps. Unfortunately, we
- * need to bring a volatile variable into the equation
- * to prevent incorrect optimizations.
- */
- if (__excepts & FE_INVALID) {
- d = 0.0;
- d = 0.0 / d;
- }
- if (__excepts & FE_DIVBYZERO) {
- d = 0.0;
- d = 1.0 / d;
- }
- if (__excepts & FE_OVERFLOW) {
- d = 0x1.ffp1023;
- d *= 2.0;
- }
- if (__excepts & FE_UNDERFLOW) {
- d = 0x1p-1022;
- d /= 0x1p1023;
- }
- if (__excepts & FE_INEXACT) {
- d = 0x1p-1022;
- d += 1.0;
- }
- return (0);
-}
-
-static __inline int
-fetestexcept(int __excepts)
-{
- fexcept_t __r;
-
- __stxfsr(&__r);
- return (__r & __excepts);
-}
-
-static __inline int
-fegetround(void)
-{
- fenv_t __r;
-
- __stxfsr(&__r);
- return ((__r >> _ROUND_SHIFT) & _ROUND_MASK);
-}
-
-static __inline int
-fesetround(int __round)
-{
- fenv_t __r;
-
- if (__round & ~_ROUND_MASK)
- return (-1);
- __stxfsr(&__r);
- __r &= ~(_ROUND_MASK << _ROUND_SHIFT);
- __r |= __round << _ROUND_SHIFT;
- __ldxfsr(__r);
- return (0);
-}
-
-static __inline int
-fegetenv(fenv_t *__envp)
-{
-
- __stxfsr(__envp);
- return (0);
-}
-
-static __inline int
-feholdexcept(fenv_t *__envp)
-{
- fenv_t __r;
-
- __stxfsr(&__r);
- *__envp = __r;
- __r &= ~(FE_ALL_EXCEPT | _ENABLE_MASK);
- __ldxfsr(__r);
- return (0);
-}
-
-static __inline int
-fesetenv(const fenv_t *__envp)
-{
-
- __ldxfsr(*__envp);
- return (0);
-}
-
-static __inline int
-feupdateenv(const fenv_t *__envp)
-{
- fexcept_t __r;
-
- __stxfsr(&__r);
- __ldxfsr(*__envp);
- feraiseexcept(__r & FE_ALL_EXCEPT);
- return (0);
-}
-
-#if __BSD_VISIBLE
-
-static __inline int
-feenableexcept(int __mask)
-{
- fenv_t __old_r, __new_r;
-
- __stxfsr(&__old_r);
- __new_r = __old_r | ((__mask & FE_ALL_EXCEPT) << _FPUSW_SHIFT);
- __ldxfsr(__new_r);
- return ((__old_r >> _FPUSW_SHIFT) & FE_ALL_EXCEPT);
-}
-
-static __inline int
-fedisableexcept(int __mask)
-{
- fenv_t __old_r, __new_r;
-
- __stxfsr(&__old_r);
- __new_r = __old_r & ~((__mask & FE_ALL_EXCEPT) << _FPUSW_SHIFT);
- __ldxfsr(__new_r);
- return ((__old_r >> _FPUSW_SHIFT) & FE_ALL_EXCEPT);
-}
-
-static __inline int
-fegetexcept(void)
-{
- fenv_t __r;
-
- __stxfsr(&__r);
- return ((__r & _ENABLE_MASK) >> _FPUSW_SHIFT);
-}
-
-#endif /* __BSD_VISIBLE */
-
-__END_DECLS
-
-#endif /* !_FENV_H_ */
diff --git a/libm/mips/Makefile.inc b/libm/mips/Makefile.inc
deleted file mode 100644
index 9bbfaa1..0000000
--- a/libm/mips/Makefile.inc
+++ /dev/null
@@ -1,3 +0,0 @@
-# $FreeBSD: src/lib/msun/mips/Makefile.inc,v 1.1 2008/04/26 12:20:29 imp Exp $
-
-LDBL_PREC = 53
diff --git a/libm/powerpc/Makefile.inc b/libm/powerpc/Makefile.inc
deleted file mode 100644
index 7eb3700..0000000
--- a/libm/powerpc/Makefile.inc
+++ /dev/null
@@ -1,3 +0,0 @@
-# $FreeBSD: src/lib/msun/powerpc/Makefile.inc,v 1.1 2005/03/07 04:53:36 das Exp $
-
-LDBL_PREC = 53
diff --git a/libm/powerpc/_fpmath.h b/libm/powerpc/_fpmath.h
deleted file mode 100644
index 5285cb9..0000000
--- a/libm/powerpc/_fpmath.h
+++ /dev/null
@@ -1,49 +0,0 @@
-/*-
- * Copyright (c) 2003 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/libc/powerpc/_fpmath.h,v 1.7 2005/03/07 04:55:22 das Exp $
- */
-
-union IEEEl2bits {
- long double e;
- struct {
- unsigned int sign :1;
- unsigned int exp :11;
- unsigned int manh :20;
- unsigned int manl :32;
- } bits;
-};
-
-#define mask_nbit_l(u) ((void)0)
-#define LDBL_IMPLICIT_NBIT
-#define LDBL_NBIT 0
-
-#define LDBL_MANH_SIZE 20
-#define LDBL_MANL_SIZE 32
-
-#define LDBL_TO_ARRAY32(u, a) do { \
- (a)[0] = (uint32_t)(u).bits.manl; \
- (a)[1] = (uint32_t)(u).bits.manh; \
-} while(0)
diff --git a/libm/powerpc/fenv.c b/libm/powerpc/fenv.c
deleted file mode 100644
index a8fa87a..0000000
--- a/libm/powerpc/fenv.c
+++ /dev/null
@@ -1,31 +0,0 @@
-/*-
- * Copyright (c) 2004 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/powerpc/fenv.c,v 1.1 2004/06/06 10:05:10 das Exp $
- */
-
-#include <fenv.h>
-
-const fenv_t __fe_dfl_env = 0x00000000;
diff --git a/libm/powerpc/fenv.h b/libm/powerpc/fenv.h
deleted file mode 100644
index 3fd2389..0000000
--- a/libm/powerpc/fenv.h
+++ /dev/null
@@ -1,263 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/powerpc/fenv.h,v 1.3 2005/03/16 19:03:45 das Exp $
- */
-
-#ifndef _FENV_H_
-#define _FENV_H_
-
-#include <sys/_types.h>
-
-typedef __uint32_t fenv_t;
-typedef __uint32_t fexcept_t;
-
-/* Exception flags */
-#define FE_INEXACT 0x02000000
-#define FE_DIVBYZERO 0x04000000
-#define FE_UNDERFLOW 0x08000000
-#define FE_OVERFLOW 0x10000000
-#define FE_INVALID 0x20000000 /* all types of invalid FP ops */
-
-/*
- * The PowerPC architecture has extra invalid flags that indicate the
- * specific type of invalid operation occurred. These flags may be
- * tested, set, and cleared---but not masked---separately. All of
- * these bits are cleared when FE_INVALID is cleared, but only
- * FE_VXSOFT is set when FE_INVALID is explicitly set in software.
- */
-#define FE_VXCVI 0x00000100 /* invalid integer convert */
-#define FE_VXSQRT 0x00000200 /* square root of a negative */
-#define FE_VXSOFT 0x00000400 /* software-requested exception */
-#define FE_VXVC 0x00080000 /* ordered comparison involving NaN */
-#define FE_VXIMZ 0x00100000 /* inf * 0 */
-#define FE_VXZDZ 0x00200000 /* 0 / 0 */
-#define FE_VXIDI 0x00400000 /* inf / inf */
-#define FE_VXISI 0x00800000 /* inf - inf */
-#define FE_VXSNAN 0x01000000 /* operation on a signalling NaN */
-#define FE_ALL_INVALID (FE_VXCVI | FE_VXSQRT | FE_VXSOFT | FE_VXVC | \
- FE_VXIMZ | FE_VXZDZ | FE_VXIDI | FE_VXISI | \
- FE_VXSNAN | FE_INVALID)
-#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_INEXACT | \
- FE_ALL_INVALID | FE_OVERFLOW | FE_UNDERFLOW)
-
-/* Rounding modes */
-#define FE_TONEAREST 0x0000
-#define FE_TOWARDZERO 0x0001
-#define FE_UPWARD 0x0002
-#define FE_DOWNWARD 0x0003
-#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
- FE_UPWARD | FE_TOWARDZERO)
-
-__BEGIN_DECLS
-
-/* Default floating-point environment */
-extern const fenv_t __fe_dfl_env;
-#define FE_DFL_ENV (&__fe_dfl_env)
-
-/* We need to be able to map status flag positions to mask flag positions */
-#define _FPUSW_SHIFT 22
-#define _ENABLE_MASK ((FE_DIVBYZERO | FE_INEXACT | FE_INVALID | \
- FE_OVERFLOW | FE_UNDERFLOW) >> _FPUSW_SHIFT)
-
-#define __mffs(__env) __asm __volatile("mffs %0" : "=f" (*(__env)))
-#define __mtfsf(__env) __asm __volatile("mtfsf 255,%0" : : "f" (__env))
-
-union __fpscr {
- double __d;
- struct {
- __uint32_t __junk;
- fenv_t __reg;
- } __bits;
-};
-
-static __inline int
-feclearexcept(int __excepts)
-{
- union __fpscr __r;
-
- if (__excepts & FE_INVALID)
- __excepts |= FE_ALL_INVALID;
- __mffs(&__r.__d);
- __r.__bits.__reg &= ~__excepts;
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-fegetexceptflag(fexcept_t *__flagp, int __excepts)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- *__flagp = __r.__bits.__reg & __excepts;
- return (0);
-}
-
-static __inline int
-fesetexceptflag(const fexcept_t *__flagp, int __excepts)
-{
- union __fpscr __r;
-
- if (__excepts & FE_INVALID)
- __excepts |= FE_ALL_EXCEPT;
- __mffs(&__r.__d);
- __r.__bits.__reg &= ~__excepts;
- __r.__bits.__reg |= *__flagp & __excepts;
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-feraiseexcept(int __excepts)
-{
- union __fpscr __r;
-
- if (__excepts & FE_INVALID)
- __excepts |= FE_VXSOFT;
- __mffs(&__r.__d);
- __r.__bits.__reg |= __excepts;
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-fetestexcept(int __excepts)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- return (__r.__bits.__reg & __excepts);
-}
-
-static __inline int
-fegetround(void)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- return (__r.__bits.__reg & _ROUND_MASK);
-}
-
-static __inline int
-fesetround(int __round)
-{
- union __fpscr __r;
-
- if (__round & ~_ROUND_MASK)
- return (-1);
- __mffs(&__r.__d);
- __r.__bits.__reg &= ~_ROUND_MASK;
- __r.__bits.__reg |= __round;
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-fegetenv(fenv_t *__envp)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- *__envp = __r.__bits.__reg;
- return (0);
-}
-
-static __inline int
-feholdexcept(fenv_t *__envp)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- *__envp = __r.__d;
- __r.__bits.__reg &= ~(FE_ALL_EXCEPT | _ENABLE_MASK);
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-fesetenv(const fenv_t *__envp)
-{
- union __fpscr __r;
-
- __r.__bits.__reg = *__envp;
- __mtfsf(__r.__d);
- return (0);
-}
-
-static __inline int
-feupdateenv(const fenv_t *__envp)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- __r.__bits.__reg &= FE_ALL_EXCEPT;
- __r.__bits.__reg |= *__envp;
- __mtfsf(__r.__d);
- return (0);
-}
-
-#if __BSD_VISIBLE
-
-static __inline int
-feenableexcept(int __mask)
-{
- union __fpscr __r;
- fenv_t __oldmask;
-
- __mffs(&__r.__d);
- __oldmask = __r.__bits.__reg;
- __r.__bits.__reg |= (__mask & FE_ALL_EXCEPT) >> _FPUSW_SHIFT;
- __mtfsf(__r.__d);
- return ((__oldmask & _ENABLE_MASK) << _FPUSW_SHIFT);
-}
-
-static __inline int
-fedisableexcept(int __mask)
-{
- union __fpscr __r;
- fenv_t __oldmask;
-
- __mffs(&__r.__d);
- __oldmask = __r.__bits.__reg;
- __r.__bits.__reg &= ~((__mask & FE_ALL_EXCEPT) >> _FPUSW_SHIFT);
- __mtfsf(__r.__d);
- return ((__oldmask & _ENABLE_MASK) << _FPUSW_SHIFT);
-}
-
-static __inline int
-fegetexcept(void)
-{
- union __fpscr __r;
-
- __mffs(&__r.__d);
- return ((__r.__bits.__reg & _ENABLE_MASK) << _FPUSW_SHIFT);
-}
-
-#endif /* __BSD_VISIBLE */
-
-__END_DECLS
-
-#endif /* !_FENV_H_ */
diff --git a/libm/sparc64/Makefile.inc b/libm/sparc64/Makefile.inc
deleted file mode 100644
index e883fa9..0000000
--- a/libm/sparc64/Makefile.inc
+++ /dev/null
@@ -1,4 +0,0 @@
-# $FreeBSD: src/lib/msun/sparc64/Makefile.inc,v 1.2 2005/03/07 04:53:36 das Exp $
-
-ARCH_SRCS= e_sqrt.S e_sqrtf.S
-LDBL_PREC= 113
diff --git a/libm/sparc64/_fpmath.h b/libm/sparc64/_fpmath.h
deleted file mode 100644
index 4afaab9..0000000
--- a/libm/sparc64/_fpmath.h
+++ /dev/null
@@ -1,52 +0,0 @@
-/*-
- * Copyright (c) 2003 Mike Barcroft <mike@FreeBSD.org>
- * Copyright (c) 2002, 2003 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/libc/sparc64/_fpmath.h,v 1.5 2005/03/07 04:55:22 das Exp $
- */
-
-union IEEEl2bits {
- long double e;
- struct {
- unsigned int sign :1;
- unsigned int exp :15;
- unsigned long manh :48;
- unsigned long manl :64;
- } bits;
-};
-
-#define mask_nbit_l(u) ((void)0)
-#define LDBL_IMPLICIT_NBIT
-#define LDBL_NBIT 0
-
-#define LDBL_MANH_SIZE 48
-#define LDBL_MANL_SIZE 64
-
-#define LDBL_TO_ARRAY32(u, a) do { \
- (a)[0] = (uint32_t)(u).bits.manl; \
- (a)[1] = (uint32_t)((u).bits.manl >> 32); \
- (a)[2] = (uint32_t)(u).bits.manh; \
- (a)[3] = (uint32_t)((u).bits.manh >> 32); \
-} while(0)
diff --git a/libm/sparc64/e_sqrt.S b/libm/sparc64/e_sqrt.S
deleted file mode 100644
index 95f79a6..0000000
--- a/libm/sparc64/e_sqrt.S
+++ /dev/null
@@ -1,33 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/sparc64/e_sqrt.S,v 1.1 2005/02/21 18:27:57 das Exp $")
-
-ENTRY(sqrt)
- retl
- fsqrtd %f0, %f0
-END(sqrt)
diff --git a/libm/sparc64/e_sqrtf.S b/libm/sparc64/e_sqrtf.S
deleted file mode 100644
index e1f7cf6..0000000
--- a/libm/sparc64/e_sqrtf.S
+++ /dev/null
@@ -1,33 +0,0 @@
-/*-
- * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD: src/lib/msun/sparc64/e_sqrtf.S,v 1.1 2005/02/21 18:27:57 das Exp $")
-
-ENTRY(sqrtf)
- retl
- fsqrts %f1, %f0
-END(sqrtf)
diff --git a/libm/sparc64/fenv.c b/libm/sparc64/fenv.c
deleted file mode 100644
index 79a0f64..0000000
--- a/libm/sparc64/fenv.c
+++ /dev/null
@@ -1,36 +0,0 @@
-/*-
- * Copyright (c) 2004 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/sparc64/fenv.c,v 1.1 2004/06/06 10:05:57 das Exp $
- */
-
-#include <fenv.h>
-
-/*
- * The FSR_version field may be different on different
- * implementations, but it is immutable and opaque to the
- * application. Thus, 0 is valid as the default environment.
- */
-const fenv_t __fe_dfl_env = 0;
diff --git a/libm/sparc64/fenv.h b/libm/sparc64/fenv.h
deleted file mode 100644
index 684c4a2..0000000
--- a/libm/sparc64/fenv.h
+++ /dev/null
@@ -1,254 +0,0 @@
-/*-
- * Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: src/lib/msun/sparc64/fenv.h,v 1.3 2005/03/16 19:03:46 das Exp $
- */
-
-#ifndef _FENV_H_
-#define _FENV_H_
-
-#include <sys/_types.h>
-
-typedef __uint64_t fenv_t;
-typedef __uint64_t fexcept_t;
-
-/* Exception flags */
-#define FE_INVALID 0x00000200
-#define FE_DIVBYZERO 0x00000040
-#define FE_OVERFLOW 0x00000100
-#define FE_UNDERFLOW 0x00000080
-#define FE_INEXACT 0x00000020
-#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_INEXACT | \
- FE_INVALID | FE_OVERFLOW | FE_UNDERFLOW)
-
-/*
- * Rounding modes
- *
- * We can't just use the hardware bit values here, because that would
- * make FE_UPWARD and FE_DOWNWARD negative, which is not allowed.
- */
-#define FE_TONEAREST 0x0
-#define FE_TOWARDZERO 0x1
-#define FE_UPWARD 0x2
-#define FE_DOWNWARD 0x3
-#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
- FE_UPWARD | FE_TOWARDZERO)
-#define _ROUND_SHIFT 30
-
-__BEGIN_DECLS
-
-/* Default floating-point environment */
-extern const fenv_t __fe_dfl_env;
-#define FE_DFL_ENV (&__fe_dfl_env)
-
-/* We need to be able to map status flag positions to mask flag positions */
-#define _FPUSW_SHIFT 18
-#define _ENABLE_MASK (FE_ALL_EXCEPT << _FPUSW_SHIFT)
-
-#define __ldxfsr(__r) __asm __volatile("ldx %0, %%fsr" : : "m" (__r))
-#define __stxfsr(__r) __asm __volatile("stx %%fsr, %0" : "=m" (*(__r)))
-
-static __inline int
-feclearexcept(int __excepts)
-{
- fexcept_t __r;
-
- __stxfsr(&__r);
- __r &= ~__excepts;
- __ldxfsr(__r);
- return (0);
-}
-
-static __inline int
-fegetexceptflag(fexcept_t *__flagp, int __excepts)
-{
- fexcept_t __r;
-
- __stxfsr(&__r);
- *__flagp = __r & __excepts;
- return (0);
-}
-
-static __inline int
-fesetexceptflag(const fexcept_t *__flagp, int __excepts)
-{
- fexcept_t __r;
-
- __stxfsr(&__r);
- __r &= ~__excepts;
- __r |= *__flagp & __excepts;
- __ldxfsr(__r);
- return (0);
-}
-
-/*
- * In contrast with the ia64 platform, it seems to be worthwhile to
- * inline this function on sparc64 even when the arguments are not
- * compile-time constants. Perhaps this depends on the register window.
- */
-static __inline int
-feraiseexcept(int __excepts)
-{
- volatile double d;
-
- /*
- * With a compiler that supports the FENV_ACCESS pragma
- * properly, simple expressions like '0.0 / 0.0' should
- * be sufficient to generate traps. Unfortunately, we
- * need to bring a volatile variable into the equation
- * to prevent incorrect optimizations.
- */
- if (__excepts & FE_INVALID) {
- d = 0.0;
- d = 0.0 / d;
- }
- if (__excepts & FE_DIVBYZERO) {
- d = 0.0;
- d = 1.0 / d;
- }
- if (__excepts & FE_OVERFLOW) {
- d = 0x1.ffp1023;
- d *= 2.0;
- }
- if (__excepts & FE_UNDERFLOW) {
- d = 0x1p-1022;
- d /= 0x1p1023;
- }
- if (__excepts & FE_INEXACT) {
- d = 0x1p-1022;
- d += 1.0;
- }
- return (0);
-}
-
-static __inline int
-fetestexcept(int __excepts)
-{
- fexcept_t __r;
-
- __stxfsr(&__r);
- return (__r & __excepts);
-}
-
-static __inline int
-fegetround(void)
-{
- fenv_t __r;
-
- __stxfsr(&__r);
- return ((__r >> _ROUND_SHIFT) & _ROUND_MASK);
-}
-
-static __inline int
-fesetround(int __round)
-{
- fenv_t __r;
-
- if (__round & ~_ROUND_MASK)
- return (-1);
- __stxfsr(&__r);
- __r &= ~(_ROUND_MASK << _ROUND_SHIFT);
- __r |= __round << _ROUND_SHIFT;
- __ldxfsr(__r);
- return (0);
-}
-
-static __inline int
-fegetenv(fenv_t *__envp)
-{
-
- __stxfsr(__envp);
- return (0);
-}
-
-static __inline int
-feholdexcept(fenv_t *__envp)
-{
- fenv_t __r;
-
- __stxfsr(&__r);
- *__envp = __r;
- __r &= ~(FE_ALL_EXCEPT | _ENABLE_MASK);
- __ldxfsr(__r);
- return (0);
-}
-
-static __inline int
-fesetenv(const fenv_t *__envp)
-{
-
- __ldxfsr(*__envp);
- return (0);
-}
-
-static __inline int
-feupdateenv(const fenv_t *__envp)
-{
- fexcept_t __r;
-
- __stxfsr(&__r);
- __ldxfsr(*__envp);
- feraiseexcept(__r & FE_ALL_EXCEPT);
- return (0);
-}
-
-#if __BSD_VISIBLE
-
-static __inline int
-feenableexcept(int __mask)
-{
- fenv_t __old_r, __new_r;
-
- __stxfsr(&__old_r);
- __new_r = __old_r | ((__mask & FE_ALL_EXCEPT) << _FPUSW_SHIFT);
- __ldxfsr(__new_r);
- return ((__old_r >> _FPUSW_SHIFT) & FE_ALL_EXCEPT);
-}
-
-static __inline int
-fedisableexcept(int __mask)
-{
- fenv_t __old_r, __new_r;
-
- __stxfsr(&__old_r);
- __new_r = __old_r & ~((__mask & FE_ALL_EXCEPT) << _FPUSW_SHIFT);
- __ldxfsr(__new_r);
- return ((__old_r >> _FPUSW_SHIFT) & FE_ALL_EXCEPT);
-}
-
-static __inline int
-fegetexcept(void)
-{
- fenv_t __r;
-
- __stxfsr(&__r);
- return ((__r & _ENABLE_MASK) >> _FPUSW_SHIFT);
-}
-
-#endif /* __BSD_VISIBLE */
-
-__END_DECLS
-
-#endif /* !_FENV_H_ */