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-rw-r--r--contrib/compiler-rt/lib/popcountti2.c44
1 files changed, 0 insertions, 44 deletions
diff --git a/contrib/compiler-rt/lib/popcountti2.c b/contrib/compiler-rt/lib/popcountti2.c
deleted file mode 100644
index d7223d926eea..000000000000
--- a/contrib/compiler-rt/lib/popcountti2.c
+++ /dev/null
@@ -1,44 +0,0 @@
-/* ===-- popcountti2.c - Implement __popcountti2 ----------------------------===
- *
- * 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 implements __popcountti2 for the compiler_rt library.
- *
- * ===----------------------------------------------------------------------===
- */
-
-#include "int_lib.h"
-
-#ifdef CRT_HAS_128BIT
-
-/* Returns: count of 1 bits */
-
-si_int
-__popcountti2(ti_int a)
-{
- tu_int x3 = (tu_int)a;
- x3 = x3 - ((x3 >> 1) & (((tu_int)0x5555555555555555uLL << 64) |
- 0x5555555555555555uLL));
- /* Every 2 bits holds the sum of every pair of bits (64) */
- x3 = ((x3 >> 2) & (((tu_int)0x3333333333333333uLL << 64) | 0x3333333333333333uLL))
- + (x3 & (((tu_int)0x3333333333333333uLL << 64) | 0x3333333333333333uLL));
- /* Every 4 bits holds the sum of every 4-set of bits (3 significant bits) (32) */
- x3 = (x3 + (x3 >> 4))
- & (((tu_int)0x0F0F0F0F0F0F0F0FuLL << 64) | 0x0F0F0F0F0F0F0F0FuLL);
- /* Every 8 bits holds the sum of every 8-set of bits (4 significant bits) (16) */
- du_int x2 = (du_int)(x3 + (x3 >> 64));
- /* Every 8 bits holds the sum of every 8-set of bits (5 significant bits) (8) */
- su_int x = (su_int)(x2 + (x2 >> 32));
- /* Every 8 bits holds the sum of every 8-set of bits (6 significant bits) (4) */
- x = x + (x >> 16);
- /* Every 8 bits holds the sum of every 8-set of bits (7 significant bits) (2) */
- /* Upper 16 bits are garbage */
- return (x + (x >> 8)) & 0xFF; /* (8 significant bits) */
-}
-
-#endif /* CRT_HAS_128BIT */