Move original compiler-rt functions (libgcc replacement) to lib/builtins directory

llvm-svn: 201393

1 files changed, 0 insertions, 67 deletions

diff --git a/compiler-rt/lib/int_math.h b/compiler-rt/lib/int_math.h
deleted file mode 100644
index d6b4bdae162..00000000000
--- a/compiler-rt/lib/int_math.h
+++ /dev/null
@@ -1,67 +0,0 @@
-/* ===-- int_math.h - internal math inlines ---------------------------------===
- *
- *                     The LLVM Compiler Infrastructure
- *
- * This file is dual licensed under the MIT and the University of Illinois Open
- * Source Licenses. See LICENSE.TXT for details.
- *
- * ===-----------------------------------------------------------------------===
- *
- * This file is not part of the interface of this library.
- *
- * This file defines substitutes for the libm functions used in some of the
- * compiler-rt implementations, defined in such a way that there is not a direct
- * dependency on libm or math.h. Instead, we use the compiler builtin versions
- * where available. This reduces our dependencies on the system SDK by foisting
- * the responsibility onto the compiler.
- *
- * ===-----------------------------------------------------------------------===
- */
-
-#ifndef INT_MATH_H
-#define INT_MATH_H
-
-#ifndef __has_builtin
-#  define  __has_builtin(x) 0
-#endif
-
-#define CRT_INFINITY __builtin_huge_valf()
-
-#define crt_isinf(x) __builtin_isinf((x))
-#define crt_isnan(x) __builtin_isnan((x))
-
-/* Define crt_isfinite in terms of the builtin if available, otherwise provide
- * an alternate version in terms of our other functions. This supports some
- * versions of GCC which didn't have __builtin_isfinite.
- */
-#if __has_builtin(__builtin_isfinite)
-#  define crt_isfinite(x) __builtin_isfinite((x))
-#else
-#  define crt_isfinite(x) \
-  __extension__(({ \
-      __typeof((x)) x_ = (x); \
-      !crt_isinf(x_) && !crt_isnan(x_); \
-    }))
-#endif
-
-#define crt_copysign(x, y) __builtin_copysign((x), (y))
-#define crt_copysignf(x, y) __builtin_copysignf((x), (y))
-#define crt_copysignl(x, y) __builtin_copysignl((x), (y))
-
-#define crt_fabs(x) __builtin_fabs((x))
-#define crt_fabsf(x) __builtin_fabsf((x))
-#define crt_fabsl(x) __builtin_fabsl((x))
-
-#define crt_fmax(x, y) __builtin_fmax((x), (y))
-#define crt_fmaxf(x, y) __builtin_fmaxf((x), (y))
-#define crt_fmaxl(x, y) __builtin_fmaxl((x), (y))
-
-#define crt_logb(x) __builtin_logb((x))
-#define crt_logbf(x) __builtin_logbf((x))
-#define crt_logbl(x) __builtin_logbl((x))
-
-#define crt_scalbn(x, y) __builtin_scalbn((x), (y))
-#define crt_scalbnf(x, y) __builtin_scalbnf((x), (y))
-#define crt_scalbnl(x, y) __builtin_scalbnl((x), (y))
-
-#endif /* INT_MATH_H */