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-rw-r--r--sysdeps/x86/init-arch.h75
1 files changed, 0 insertions, 75 deletions
diff --git a/sysdeps/x86/init-arch.h b/sysdeps/x86/init-arch.h
deleted file mode 100644
index 15d3f0975d..0000000000
--- a/sysdeps/x86/init-arch.h
+++ /dev/null
@@ -1,75 +0,0 @@
-/* This file is part of the GNU C Library.
- Copyright (C) 2008-2017 Free Software Foundation, Inc.
-
- 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, see
- <http://www.gnu.org/licenses/>. */
-
-#ifdef __ASSEMBLER__
-# include <cpu-features.h>
-#else
-# include <ldsodefs.h>
-#endif
-
-/* These macros are used to implement ifunc selection in C. To implement
- an ifunc function, foo, which returns the address of __foo_sse2 or
- __foo_avx2:
-
- #define foo __redirect_foo
- #define __foo __redirect___foo
- #include <foo.h>
- #undef foo
- #undef __foo
- #define SYMBOL_NAME foo
- #include <init-arch.h>
-
- extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden;
- extern __typeof (REDIRECT_NAME) OPTIMIZE (avx2) attribute_hidden;
-
- static inline void *
- foo_selector (void)
- {
- if (use AVX2)
- return OPTIMIZE (avx2);
-
- return OPTIMIZE (sse2);
- }
-
- libc_ifunc_redirected (__redirect_foo, foo, foo_selector ());
-
-*/
-
-#define PASTER1(x,y) x##_##y
-#define EVALUATOR1(x,y) PASTER1 (x,y)
-#define PASTER2(x,y) __##x##_##y
-#define EVALUATOR2(x,y) PASTER2 (x,y)
-
-/* Basically set '__redirect_<symbol>' to use as type definition,
- '__<symbol>_<variant>' as the optimized implementation and
- '<symbol>_ifunc_selector' as the IFUNC selector. */
-#define REDIRECT_NAME EVALUATOR1 (__redirect, SYMBOL_NAME)
-#define OPTIMIZE(name) EVALUATOR2 (SYMBOL_NAME, name)
-#define IFUNC_SELECTOR EVALUATOR1 (SYMBOL_NAME, ifunc_selector)
-
-#ifndef __x86_64__
-/* Due to the reordering and the other nifty extensions in i686, it is
- not really good to use heavily i586 optimized code on an i686. It's
- better to use i486 code if it isn't an i586. */
-# if MINIMUM_ISA == 686
-# define USE_I586 0
-# define USE_I686 1
-# else
-# define USE_I586 (HAS_ARCH_FEATURE (I586) && !HAS_ARCH_FEATURE (I686))
-# define USE_I686 HAS_ARCH_FEATURE (I686)
-# endif
-#endif