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authorUlrich Drepper <drepper@redhat.com>2000-09-26 19:13:37 +0000
committerUlrich Drepper <drepper@redhat.com>2000-09-26 19:13:37 +0000
commit09bf6406b102b89e52f734b517030b86b7583aaf (patch)
tree4a0da313457d3c1c2e56fc7f3d0faf06e5865486 /sysdeps/sparc/sparc32/ieee754.h
parente161e6c8ee7664621ba2cb4324a8c31c8d7aca73 (diff)
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Update.
2000-09-26  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/sparc/sparc32/bits/endian.h: Remove.
	* sysdeps/sparc/sparc32/ieee754.h: New.
	* sysdeps/sparc/sparc64/bits/endian.h: Move...
	* sysdeps/sparc/bits/endian.h: ...here.
	* sysdeps/unix/sysv/linux/sparc/sparc32/clone.S (__clone): Optimize.
	* sysdeps/unix/sysv/linux/sparc/sparc64/clone.S (__clone): Check
	%o1, not %o0 to see if we're parent or child.  Optimize.

2000-09-26  Jes Sorensen  <jes@linuxcare.com>

	* sysdeps/unix/sysv/linux/ia64/fork.S: New file (based on code
	by Hans Boehm).
	* sysdeps/unix/sysv/linux/ia64/vfork.S: New file (based on
	code by Hans Boehm).
	* sysdeps/unix/sysv/linux/ia64/fork.c: Deleted (obsoleted by fork.S).

2000-09-20  H.J. Lu  <hjl@gnu.org>

	* sysdeps/ia64/fpu/printf_fphex.c: New file.

	* sysdeps/ia64/fpu/libm-test-ulps: New file.

2000-09-17  H.J. Lu  <hjl@gnu.org>

	* sysdeps/ia64/Makefile (long-double-fcts): New.  Defined as yes.

	* sysdeps/ia64/fpu/s_isinfl.c: New file.  Include
	sysdeps/i386/fpu/s_isinfl.c.

	* sysdeps/ia64/fpu/s_isnanl.c: New file.  Include
	sysdeps/i386/fpu/s_isnanl.c.

	* sysdeps/ia64/fpu/s_nextafterl.c: New file.  Include
	sysdeps/i386/fpu/s_nextafterl.c.

	* sysdeps/ia64/fpu/bits/mathdef.h: New file.  Copied from
	sysdeps/i386/fpu/bits/mathdef.h.

2000-09-16  H.J. Lu  <hjl@gnu.org>

	* sysdeps/generic/ldsodefs.h (DL_UNMAP): New.  Defined if
	DL_UNMAP_IS_SPECIAL is not defined.

	* sysdeps/ia64/dl-lookupcfg.h (DL_UNMAP_IS_SPECIAL): Defined.
	(_dl_unmap): New prototype.
	(DL_UNMAP): New.  Defined as _dl_unmap.

	* sysdeps/ia64/Versions [ld] (GLIBC_2.2): Add _dl_unmap.

	* elf/dl-close.c (_dl_close): Replace __munmap with DL_UNMAP.

2000-09-16  H.J. Lu  <hjl@gnu.org>

	* sysdeps/generic/ldsodefs.h (DL_LOOKUP_ADDRESS): New. Defined
	if ELF_FUNCTION_PTR_IS_SPECIAL is not defined.

	* sysdeps/ia64/dl-lookupcfg.h (_dl_lookup_address): New
	prototype.
	(DL_LOOKUP_ADDRESS): New. Defined as _dl_lookup_address.

	* sysdeps/ia64/dl-fptr.c (_dl_lookup_address): New. Lookup
	the memory location of a function from a function descriptor.

	* sysdeps/ia64/Versions [ld] (GLIBC_2.2): Add _dl_lookup_address.

	* elf/dl-addr.c (_dl_addr): Use DL_LOOKUP_ADDRESS to get the
	memory location.

2000-09-14  Jes Sorensen  <jes@linuxcare.com>

	* sysdeps/ia64/bits/byteswap.h (__bswap_16): Don't mark output
	variable as input argument.
	(__bswap_32): Likewise.

	* sysdeps/ia64/dl-machine.h: Add missing stop bit in RTLD_START()
	- found by Jim Wilson <wilson@cygnus.com>

2000-09-26  Ulrich Drepper  <drepper@redhat.com>

	* string/strxfrm.c: Only require alignment on __alignof__ (int32_t)
	instead of 4.

2000-09-26  Andreas Schwab  <schwab@suse.de>

	* locale/programs/ld-collate.c (collate_output): Only require
	alignment on __alignof__ (int32_t) instead of 4.
	* locale/loadlocale.c (_nl_load_locale): Likewise.
	* string/strcoll.c: Likewise.

2000-09-26  Jes Sorensen  <jes@linuxcare.com>

	* sysdeps/ieee754/ldbl-96/e_atan2l.c (__ieee754_atan2l): Add
	parentheses around arithmetic used in | statement to kill compiler
	warning.

	* math/math_private.h: Add prototype for __finitel.
	(__ilogbl): Likewise.
	(__isinfl): Likewise.
	(__isnanl): Likewise.
	(__atanl): Likewise.
	(__copysignl): Likewise.
	(__expm1l): Likewise.
	(__floorl): Likewise.
	(__frexpl): Likewise.
	(__ldexpl): Likewise.
	(__log1pl): Likewise.
	(__nanl): Likewise.
	(__rintl): Likewise.
	(__scalbnl): Likewise.
	(__sqrtl): Likewise.
	(fabsl): Likewise.
	(__sincosl): Likewise.

	(si_isr) [USE_GNU]: Likewise.
	(ILL_BREAK) [USE_GNU]: Likewise.
	(FPE_DECOVF) [USE_GNU]: Likewise.
	(FPE_DECDIV) [USE_GNU]: Likewise.
	(FPE_DECERR) [USE_GNU]: Likewise.
	(FPE_INVASC) [USE_GNU]: Likewise.
	(FPE_INVDEC) [USE_GNU]: Likewise.
	(TRAP_BRANCH) [USE_GNU]: Likewise.
	(TRAP_HWBKPT) [USE_GNU]: Likewise.
	* sysdeps/ieee754/flt-32/s_exp2f.c: Likewise.
Diffstat (limited to 'sysdeps/sparc/sparc32/ieee754.h')
-rw-r--r--sysdeps/sparc/sparc32/ieee754.h171
1 files changed, 171 insertions, 0 deletions
diff --git a/sysdeps/sparc/sparc32/ieee754.h b/sysdeps/sparc/sparc32/ieee754.h
new file mode 100644
index 0000000000..c3b2f38916
--- /dev/null
+++ b/sysdeps/sparc/sparc32/ieee754.h
@@ -0,0 +1,171 @@
+/* Copyright (C) 1992, 1995, 1996, 1999 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#ifndef _IEEE754_H
+
+#define _IEEE754_H 1
+#include <features.h>
+
+#include <endian.h>
+
+__BEGIN_DECLS
+
+union ieee754_float
+  {
+    float f;
+
+    /* This is the IEEE 754 single-precision format.  */
+    struct
+      {
+#if	__BYTE_ORDER == __BIG_ENDIAN
+	unsigned int negative:1;
+	unsigned int exponent:8;
+	unsigned int mantissa:23;
+#endif				/* Big endian.  */
+#if	__BYTE_ORDER == __LITTLE_ENDIAN
+	unsigned int mantissa:23;
+	unsigned int exponent:8;
+	unsigned int negative:1;
+#endif				/* Little endian.  */
+      } ieee;
+
+    /* This format makes it easier to see if a NaN is a signalling NaN.  */
+    struct
+      {
+#if	__BYTE_ORDER == __BIG_ENDIAN
+	unsigned int negative:1;
+	unsigned int exponent:8;
+	unsigned int quiet_nan:1;
+	unsigned int mantissa:22;
+#endif				/* Big endian.  */
+#if	__BYTE_ORDER == __LITTLE_ENDIAN
+	unsigned int mantissa:22;
+	unsigned int quiet_nan:1;
+	unsigned int exponent:8;
+	unsigned int negative:1;
+#endif				/* Little endian.  */
+      } ieee_nan;
+  };
+
+#define IEEE754_FLOAT_BIAS	0x7f /* Added to exponent.  */
+
+
+union ieee754_double
+  {
+    double d;
+
+    /* This is the IEEE 754 double-precision format.  */
+    struct
+      {
+#if	__BYTE_ORDER == __BIG_ENDIAN
+	unsigned int negative:1;
+	unsigned int exponent:11;
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa0:20;
+	unsigned int mantissa1:32;
+#endif				/* Big endian.  */
+#if	__BYTE_ORDER == __LITTLE_ENDIAN
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa1:32;
+	unsigned int mantissa0:20;
+	unsigned int exponent:11;
+	unsigned int negative:1;
+#endif				/* Little endian.  */
+      } ieee;
+
+    /* This format makes it easier to see if a NaN is a signalling NaN.  */
+    struct
+      {
+#if	__BYTE_ORDER == __BIG_ENDIAN
+	unsigned int negative:1;
+	unsigned int exponent:11;
+	unsigned int quiet_nan:1;
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa0:19;
+	unsigned int mantissa1:32;
+#else
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa1:32;
+	unsigned int mantissa0:19;
+	unsigned int quiet_nan:1;
+	unsigned int exponent:11;
+	unsigned int negative:1;
+#endif
+      } ieee_nan;
+  };
+
+#define IEEE754_DOUBLE_BIAS	0x3ff /* Added to exponent.  */
+
+
+union ieee854_long_double
+  {
+    long double d;
+
+    /* This is the IEEE 854 quad-precision format.  */
+    struct
+      {
+#if	__BYTE_ORDER == __BIG_ENDIAN
+	unsigned int negative:1;
+	unsigned int exponent:15;
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa0:16;
+	unsigned int mantissa1:32;
+	unsigned int mantissa2:32;
+	unsigned int mantissa3:32;
+#endif				/* Big endian.  */
+#if	__BYTE_ORDER == __LITTLE_ENDIAN
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa3:32;
+	unsigned int mantissa2:32;
+	unsigned int mantissa1:32;
+	unsigned int mantissa0:16;
+	unsigned int exponent:15;
+	unsigned int negative:1;
+#endif				/* Little endian.  */
+      } ieee;
+
+    /* This format makes it easier to see if a NaN is a signalling NaN.  */
+    struct
+      {
+#if	__BYTE_ORDER == __BIG_ENDIAN
+	unsigned int negative:1;
+	unsigned int exponent:15;
+	unsigned int quiet_nan:1;
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa0:15;
+	unsigned int mantissa1:32;
+	unsigned int mantissa2:32;
+	unsigned int mantissa3:32;
+#else
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa3:32;
+	unsigned int mantissa2:32;
+	unsigned int mantissa1:32;
+	unsigned int mantissa0:15;
+	unsigned int quiet_nan:1;
+	unsigned int exponent:15;
+	unsigned int negative:1;
+#endif
+      } ieee_nan;
+  };
+
+#define IEEE854_LONG_DOUBLE_BIAS 0x3fff /* Added to exponent.  */
+
+__END_DECLS
+
+#endif /* ieee754.h */