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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)
downloadglibc-fca9d8e489ecdaaef96861e879658425e2db1297.tar.gz
* 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 */