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authorRoland McGrath <roland@gnu.org>2003-09-25 03:55:10 +0000
committerRoland McGrath <roland@gnu.org>2003-09-25 03:55:10 +0000
commitfca9d8e489ecdaaef96861e879658425e2db1297 (patch)
treebc420e316215d12790e04fda42347f5002fc2056 /sysdeps/i386
parent00700865648c2040c97608834076a700b2ee673f (diff)
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* sysdeps/mach/hurd/bits/libc-lock.h
	(__libc_cleanup_push, __libc_cleanup_pop): New macros.

2003-08-01  Alfred M. Szmidt  <ams@kemisten.nu>

	* sysdeps/i386/dl-procinfo.h: New file, contents taken from ...
	* sysdeps/unix/sysv/linux/i386/dl-procinfo.h: ... here.
	#include_next dl-procinfo.h to get them.
	(_DL_HWCAP_COUNT): Moved to sysdeps/i386/dl-procinfo.h.
	(_DL_PLATFORMS_COUNT): Likewise.
	(_DL_FIRST_PLATFORM): Likewise.
	(_DL_HWCAP_PLATFORM): Likewise.
	(HWCAP_I386_FPU, HWCAP_I386_VME, HWCAP_I386_DE, HWCAP_I386_PSE,
	HWCAP_I386_TSC, HWCAP_I386_MSR, HWCAP_I386_PAE, HWCAP_I386_MCE,
	HWCAP_I386_CX8, HWCAP_I386_APIC, HWCAP_I386_SEP, HWCAP_I386_MTRR,
	HWCAP_I386_PGE, HWCAP_I386_MCA, HWCAP_I386_CMOV,
	HWCAP_I386_FCMOV, HWCAP_I386_MMX, HWCAP_I386_OSFXSR,
	HWCAP_I386_XMM, HWCAP_I386_XMM2, HWCAP_I386_AMD3D,
	HWCAP_IMPORTANT): Likewise.
	(_DL_PROCINFO_H_): Likewise.
	(_dl_hwcap_string, _dl_platform_string, _dl_string_hwcap): Likewise.
	(_dl_string_platform): Likewise.
	* sysdeps/unix/sysv/linux/i386/dl-procinfo.c: Moved to ...
	* sysdeps/i386/dl-procinfo.c: ... here, new file.
Diffstat (limited to 'sysdeps/i386')
-rw-r--r--sysdeps/i386/dl-procinfo.c83
-rw-r--r--sysdeps/i386/dl-procinfo.h110
2 files changed, 193 insertions, 0 deletions
diff --git a/sysdeps/i386/dl-procinfo.c b/sysdeps/i386/dl-procinfo.c
new file mode 100644
index 0000000000..01b24d15b1
--- /dev/null
+++ b/sysdeps/i386/dl-procinfo.c
@@ -0,0 +1,83 @@
+/* Data for i386 version of processor capability information.
+   Copyright (C) 2001,2002,2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2001.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+/* This information must be kept in sync with the _DL_HWCAP_COUNT and
+   _DL_PLATFORM_COUNT definitions in procinfo.h.
+
+   If anything should be added here check whether the size of each string
+   is still ok with the given array size.
+
+   All the #ifdefs in the definitions ar equite irritating but
+   necessary if we want to avoid duplicating the information.  There
+   are three different modes:
+
+   - PROCINFO_DECL is defined.  This means we are only interested in
+     declarations.
+
+   - PROCINFO_DECL is not defined:
+
+     + if SHARED is defined the file is included in an array
+       initializer.  The .element = { ... } syntax is needed.
+
+     + if SHARED is not defined a normal array initialization is
+       needed.
+  */
+
+#ifndef PROCINFO_CLASS
+#define PROCINFO_CLASS
+#endif
+
+#if !defined PROCINFO_DECL && defined SHARED
+  ._dl_x86_cap_flags
+#else
+PROCINFO_CLASS const char _dl_x86_cap_flags[32][8]
+#endif
+#ifndef PROCINFO_DECL
+= {
+    "fpu", "vme", "de", "pse", "tsc", "msr", "pae", "mce",
+    "cx8", "apic", "10", "sep", "mtrr", "pge", "mca", "cmov",
+    "pat", "pse36", "pn", "clflush", "20", "dts", "acpi", "mmx",
+    "fxsr", "sse", "sse2", "ss", "ht", "tm", "ia64", "pbe"
+  }
+#endif
+#if !defined SHARED || defined PROCINFO_DECL
+;
+#else
+,
+#endif
+
+#if !defined PROCINFO_DECL && defined SHARED
+  ._dl_x86_platforms
+#else
+PROCINFO_CLASS const char _dl_x86_platforms[4][5]
+#endif
+#ifndef PROCINFO_DECL
+= {
+    "i386", "i486", "i586", "i686"
+  }
+#endif
+#if !defined SHARED || defined PROCINFO_DECL
+;
+#else
+,
+#endif
+
+#undef PROCINFO_DECL
+#undef PROCINFO_CLASS
diff --git a/sysdeps/i386/dl-procinfo.h b/sysdeps/i386/dl-procinfo.h
new file mode 100644
index 0000000000..51f783a95a
--- /dev/null
+++ b/sysdeps/i386/dl-procinfo.h
@@ -0,0 +1,110 @@
+/* i386 version of processor capability information handling macros.
+   Copyright (C) 1998, 2000, 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _DL_PROCINFO_H
+#define _DL_PROCINFO_H	1
+#include <ldsodefs.h>
+
+#define _DL_HWCAP_COUNT 32
+
+#define _DL_PLATFORMS_COUNT	4
+
+/* Start at 48 to reserve some space.  */
+#define _DL_FIRST_PLATFORM	48
+/* Mask to filter out platforms.  */
+#define _DL_HWCAP_PLATFORM	(((1ULL << _DL_PLATFORMS_COUNT) - 1) \
+				 << _DL_FIRST_PLATFORM)
+
+enum
+{
+  HWCAP_I386_FPU   = 1 << 0,
+  HWCAP_I386_VME   = 1 << 1,
+  HWCAP_I386_DE    = 1 << 2,
+  HWCAP_I386_PSE   = 1 << 3,
+  HWCAP_I386_TSC   = 1 << 4,
+  HWCAP_I386_MSR   = 1 << 5,
+  HWCAP_I386_PAE   = 1 << 6,
+  HWCAP_I386_MCE   = 1 << 7,
+  HWCAP_I386_CX8   = 1 << 8,
+  HWCAP_I386_APIC  = 1 << 9,
+  HWCAP_I386_SEP   = 1 << 11,
+  HWCAP_I386_MTRR  = 1 << 12,
+  HWCAP_I386_PGE   = 1 << 13,
+  HWCAP_I386_MCA   = 1 << 14,
+  HWCAP_I386_CMOV  = 1 << 15,
+  HWCAP_I386_FCMOV = 1 << 16,
+  HWCAP_I386_MMX   = 1 << 23,
+  HWCAP_I386_OSFXSR = 1 << 24,
+  HWCAP_I386_XMM   = 1 << 25,
+  HWCAP_I386_XMM2  = 1 << 26,
+  HWCAP_I386_AMD3D = 1 << 31,
+
+  /* XXX Which others to add here?  */
+  HWCAP_IMPORTANT = (HWCAP_I386_MMX)
+
+};
+
+/* We cannot provide a general printing function.  */
+#define _dl_procinfo(word) -1
+
+static inline const char *
+__attribute__ ((unused))
+_dl_hwcap_string (int idx)
+{
+  return GL(dl_x86_cap_flags)[idx];
+};
+
+static inline const char *
+__attribute__ ((unused))
+_dl_platform_string (int idx)
+{
+  return GL(dl_x86_platforms)[idx - _DL_FIRST_PLATFORM];
+};
+
+static inline int
+__attribute__ ((unused, always_inline))
+_dl_string_hwcap (const char *str)
+{
+  int i;
+
+  for (i = 0; i < _DL_HWCAP_COUNT; i++)
+    {
+      if (strcmp (str, GL(dl_x86_cap_flags)[i]) == 0)
+	return i;
+    }
+  return -1;
+};
+
+static inline int
+__attribute__ ((unused, always_inline))
+_dl_string_platform (const char *str)
+{
+  int i;
+
+  if (str != NULL)
+    for (i = 0; i < _DL_PLATFORMS_COUNT; ++i)
+      {
+	if (strcmp (str, GL(dl_x86_platforms)[i]) == 0)
+	  return _DL_FIRST_PLATFORM + i;
+      }
+  return -1;
+};
+
+#endif /* dl-procinfo.h */