aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/libs/cxxsupp/builtins/ashlti3.c
diff options
context:
space:
mode:
authorAnton Samokhvalov <pg83@yandex.ru>2022-02-10 16:45:15 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:45:15 +0300
commit72cb13b4aff9bc9cf22e49251bc8fd143f82538f (patch)
treeda2c34829458c7d4e74bdfbdf85dff449e9e7fb8 /contrib/libs/cxxsupp/builtins/ashlti3.c
parent778e51ba091dc39e7b7fcab2b9cf4dbedfb6f2b5 (diff)
downloadydb-72cb13b4aff9bc9cf22e49251bc8fd143f82538f.tar.gz
Restoring authorship annotation for Anton Samokhvalov <pg83@yandex.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/cxxsupp/builtins/ashlti3.c')
-rw-r--r--contrib/libs/cxxsupp/builtins/ashlti3.c90
1 files changed, 45 insertions, 45 deletions
diff --git a/contrib/libs/cxxsupp/builtins/ashlti3.c b/contrib/libs/cxxsupp/builtins/ashlti3.c
index 638ae845ff..9e33701d68 100644
--- a/contrib/libs/cxxsupp/builtins/ashlti3.c
+++ b/contrib/libs/cxxsupp/builtins/ashlti3.c
@@ -1,45 +1,45 @@
-/* ===-- ashlti3.c - Implement __ashlti3 -----------------------------------===
- *
- * 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 __ashlti3 for the compiler_rt library.
- *
- * ===----------------------------------------------------------------------===
- */
-
-#include "int_lib.h"
-
-#ifdef CRT_HAS_128BIT
-
-/* Returns: a << b */
-
-/* Precondition: 0 <= b < bits_in_tword */
-
-COMPILER_RT_ABI ti_int
-__ashlti3(ti_int a, si_int b)
-{
- const int bits_in_dword = (int)(sizeof(di_int) * CHAR_BIT);
- twords input;
- twords result;
- input.all = a;
- if (b & bits_in_dword) /* bits_in_dword <= b < bits_in_tword */
- {
- result.s.low = 0;
- result.s.high = input.s.low << (b - bits_in_dword);
- }
- else /* 0 <= b < bits_in_dword */
- {
- if (b == 0)
- return a;
- result.s.low = input.s.low << b;
- result.s.high = (input.s.high << b) | (input.s.low >> (bits_in_dword - b));
- }
- return result.all;
-}
-
-#endif /* CRT_HAS_128BIT */
+/* ===-- ashlti3.c - Implement __ashlti3 -----------------------------------===
+ *
+ * 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 __ashlti3 for the compiler_rt library.
+ *
+ * ===----------------------------------------------------------------------===
+ */
+
+#include "int_lib.h"
+
+#ifdef CRT_HAS_128BIT
+
+/* Returns: a << b */
+
+/* Precondition: 0 <= b < bits_in_tword */
+
+COMPILER_RT_ABI ti_int
+__ashlti3(ti_int a, si_int b)
+{
+ const int bits_in_dword = (int)(sizeof(di_int) * CHAR_BIT);
+ twords input;
+ twords result;
+ input.all = a;
+ if (b & bits_in_dword) /* bits_in_dword <= b < bits_in_tword */
+ {
+ result.s.low = 0;
+ result.s.high = input.s.low << (b - bits_in_dword);
+ }
+ else /* 0 <= b < bits_in_dword */
+ {
+ if (b == 0)
+ return a;
+ result.s.low = input.s.low << b;
+ result.s.high = (input.s.high << b) | (input.s.low >> (bits_in_dword - b));
+ }
+ return result.all;
+}
+
+#endif /* CRT_HAS_128BIT */