Merge "Start cleaning up libm."
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_ */