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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/divsi3.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/divsi3.c')
-rw-r--r--contrib/libs/cxxsupp/builtins/divsi3.c74
1 files changed, 37 insertions, 37 deletions
diff --git a/contrib/libs/cxxsupp/builtins/divsi3.c b/contrib/libs/cxxsupp/builtins/divsi3.c
index bab4aefda3..dd8c6fb891 100644
--- a/contrib/libs/cxxsupp/builtins/divsi3.c
+++ b/contrib/libs/cxxsupp/builtins/divsi3.c
@@ -1,37 +1,37 @@
-/* ===-- divsi3.c - Implement __divsi3 -------------------------------------===
- *
- * 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 __divsi3 for the compiler_rt library.
- *
- * ===----------------------------------------------------------------------===
- */
-
-#include "int_lib.h"
-
-/* Returns: a / b */
-
-ARM_EABI_FNALIAS(idiv, divsi3)
-
-COMPILER_RT_ABI si_int
-__divsi3(si_int a, si_int b)
-{
- const int bits_in_word_m1 = (int)(sizeof(si_int) * CHAR_BIT) - 1;
- si_int s_a = a >> bits_in_word_m1; /* s_a = a < 0 ? -1 : 0 */
- si_int s_b = b >> bits_in_word_m1; /* s_b = b < 0 ? -1 : 0 */
- a = (a ^ s_a) - s_a; /* negate if s_a == -1 */
- b = (b ^ s_b) - s_b; /* negate if s_b == -1 */
- s_a ^= s_b; /* sign of quotient */
- /*
- * On CPUs without unsigned hardware division support,
- * this calls __udivsi3 (notice the cast to su_int).
- * On CPUs with unsigned hardware division support,
- * this uses the unsigned division instruction.
- */
- return ((su_int)a/(su_int)b ^ s_a) - s_a; /* negate if s_a == -1 */
-}
+/* ===-- divsi3.c - Implement __divsi3 -------------------------------------===
+ *
+ * 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 __divsi3 for the compiler_rt library.
+ *
+ * ===----------------------------------------------------------------------===
+ */
+
+#include "int_lib.h"
+
+/* Returns: a / b */
+
+ARM_EABI_FNALIAS(idiv, divsi3)
+
+COMPILER_RT_ABI si_int
+__divsi3(si_int a, si_int b)
+{
+ const int bits_in_word_m1 = (int)(sizeof(si_int) * CHAR_BIT) - 1;
+ si_int s_a = a >> bits_in_word_m1; /* s_a = a < 0 ? -1 : 0 */
+ si_int s_b = b >> bits_in_word_m1; /* s_b = b < 0 ? -1 : 0 */
+ a = (a ^ s_a) - s_a; /* negate if s_a == -1 */
+ b = (b ^ s_b) - s_b; /* negate if s_b == -1 */
+ s_a ^= s_b; /* sign of quotient */
+ /*
+ * On CPUs without unsigned hardware division support,
+ * this calls __udivsi3 (notice the cast to su_int).
+ * On CPUs with unsigned hardware division support,
+ * this uses the unsigned division instruction.
+ */
+ return ((su_int)a/(su_int)b ^ s_a) - s_a; /* negate if s_a == -1 */
+}