summaryrefslogtreecommitdiffstats
path: root/libm/arm
diff options
context:
space:
mode:
authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:13 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:13 -0800
commit1767f908af327fa388b1c66883760ad851267013 (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /libm/arm
parenta799b53f10e5a6fd51fef4436cfb7ec99836a516 (diff)
downloadbionic-1767f908af327fa388b1c66883760ad851267013.zip
bionic-1767f908af327fa388b1c66883760ad851267013.tar.gz
bionic-1767f908af327fa388b1c66883760ad851267013.tar.bz2
auto import from //depot/cupcake/@135843
Diffstat (limited to 'libm/arm')
-rw-r--r--libm/arm/Makefile.inc3
-rw-r--r--libm/arm/_fpmath.h55
-rw-r--r--libm/arm/fenv.c35
-rw-r--r--libm/arm/fenv.h217
4 files changed, 0 insertions, 310 deletions
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/arm/_fpmath.h b/libm/arm/_fpmath.h
deleted file mode 100644
index 79e4346..0000000
--- a/libm/arm/_fpmath.h
+++ /dev/null
@@ -1,55 +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/arm/_fpmath.h,v 1.4 2005/03/20 00:53:52 cognet Exp $
- */
-
-union IEEEl2bits {
- long double e;
- struct {
-#ifndef __ARMEB__
- unsigned int manl :32;
- unsigned int manh :20;
- unsigned int exp :11;
- unsigned int sign :1;
-#else
- unsigned int sign :1;
- unsigned int exp :11;
- unsigned int manh :20;
- unsigned int manl :32;
-#endif
- } bits;
-};
-
-#define LDBL_NBIT 0
-#define mask_nbit_l(u) ((void)0)
-
-#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/arm/fenv.c b/libm/arm/fenv.c
deleted file mode 100644
index 469f198..0000000
--- a/libm/arm/fenv.c
+++ /dev/null
@@ -1,35 +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/arm/fenv.c,v 1.1 2004/06/06 10:03:59 das Exp $
- */
-
-#include <fenv.h>
-
-/*
- * Hopefully the system ID byte is immutable, so it's valid to use
- * this as a default environment.
- */
-const fenv_t __fe_dfl_env = 0;
diff --git a/libm/arm/fenv.h b/libm/arm/fenv.h
deleted file mode 100644
index 893a596..0000000
--- a/libm/arm/fenv.h
+++ /dev/null
@@ -1,217 +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/arm/fenv.h,v 1.5 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_INVALID 0x0001
-#define FE_DIVBYZERO 0x0002
-#define FE_OVERFLOW 0x0004
-#define FE_UNDERFLOW 0x0008
-#define FE_INEXACT 0x0010
-#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_INEXACT | \
- FE_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 16
-#define _ENABLE_MASK (FE_ALL_EXCEPT << _FPUSW_SHIFT)
-
-#ifdef ARM_HARD_FLOAT
-#define __rfs(__fpsr) __asm __volatile("rfs %0" : "=r" (*(__fpsr)))
-#define __wfs(__fpsr) __asm __volatile("wfs %0" : : "r" (__fpsr))
-#else
-#define __rfs(__fpsr)
-#define __wfs(__fpsr)
-#endif
-
-static __inline int
-feclearexcept(int __excepts)
-{
- fexcept_t __fpsr;
-
- __rfs(&__fpsr);
- __fpsr &= ~__excepts;
- __wfs(__fpsr);
- return (0);
-}
-
-static __inline int
-fegetexceptflag(fexcept_t *__flagp, int __excepts)
-{
- fexcept_t __fpsr;
-
- __rfs(&__fpsr);
- *__flagp = __fpsr & __excepts;
- return (0);
-}
-
-static __inline int
-fesetexceptflag(const fexcept_t *__flagp, int __excepts)
-{
- fexcept_t __fpsr;
-
- __rfs(&__fpsr);
- __fpsr &= ~__excepts;
- __fpsr |= *__flagp & __excepts;
- __wfs(__fpsr);
- return (0);
-}
-
-static __inline int
-feraiseexcept(int __excepts)
-{
- fexcept_t __ex = __excepts;
-
- fesetexceptflag(&__ex, __excepts); /* XXX */
- return (0);
-}
-
-static __inline int
-fetestexcept(int __excepts)
-{
- fexcept_t __fpsr;
-
- __rfs(&__fpsr);
- return (__fpsr & __excepts);
-}
-
-static __inline int
-fegetround(void)
-{
-
- /*
- * Apparently, the rounding mode is specified as part of the
- * instruction format on ARM, so the dynamic rounding mode is
- * indeterminate. Some FPUs may differ.
- */
- return (-1);
-}
-
-static __inline int
-fesetround(int __round)
-{
-
- return (-1);
-}
-
-static __inline int
-fegetenv(fenv_t *__envp)
-{
-
- __rfs(__envp);
- return (0);
-}
-
-static __inline int
-feholdexcept(fenv_t *__envp)
-{
- fenv_t __env;
-
- __rfs(&__env);
- *__envp = __env;
- __env &= ~(FE_ALL_EXCEPT | _ENABLE_MASK);
- __wfs(__env);
- return (0);
-}
-
-static __inline int
-fesetenv(const fenv_t *__envp)
-{
-
- __wfs(*__envp);
- return (0);
-}
-
-static __inline int
-feupdateenv(const fenv_t *__envp)
-{
- fexcept_t __fpsr;
-
- __rfs(&__fpsr);
- __wfs(*__envp);
- feraiseexcept(__fpsr & FE_ALL_EXCEPT);
- return (0);
-}
-
-#if __BSD_VISIBLE
-
-static __inline int
-feenableexcept(int __mask)
-{
- fenv_t __old_fpsr, __new_fpsr;
-
- __rfs(&__old_fpsr);
- __new_fpsr = __old_fpsr | (__mask & FE_ALL_EXCEPT) << _FPUSW_SHIFT;
- __wfs(__new_fpsr);
- return ((__old_fpsr >> _FPUSW_SHIFT) & FE_ALL_EXCEPT);
-}
-
-static __inline int
-fedisableexcept(int __mask)
-{
- fenv_t __old_fpsr, __new_fpsr;
-
- __rfs(&__old_fpsr);
- __new_fpsr = __old_fpsr & ~((__mask & FE_ALL_EXCEPT) << _FPUSW_SHIFT);
- __wfs(__new_fpsr);
- return ((__old_fpsr >> _FPUSW_SHIFT) & FE_ALL_EXCEPT);
-}
-
-static __inline int
-fegetexcept(void)
-{
- fenv_t __fpsr;
-
- __rfs(&__fpsr);
- return ((__fpsr & _ENABLE_MASK) >> _FPUSW_SHIFT);
-}
-
-#endif /* __BSD_VISIBLE */
-
-/* __END_DECLS */
-
-#endif /* !_FENV_H_ */