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-rw-r--r--lib/modti3.c37
1 files changed, 19 insertions, 18 deletions
diff --git a/lib/modti3.c b/lib/modti3.c
index 91ff8aa5d..75d688ef0 100644
--- a/lib/modti3.c
+++ b/lib/modti3.c
@@ -1,15 +1,16 @@
-//===-- modti3.c - Implement __modti3 -------------------------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file implements __modti3 for the compiler_rt library.
-//
-//===----------------------------------------------------------------------===//
+/* ===-- modti3.c - Implement __modti3 -------------------------------------===
+ *
+ * The LLVM Compiler Infrastructure
+ *
+ * This file is distributed under the University of Illinois Open Source
+ * License. See LICENSE.TXT for details.
+ *
+ * ===----------------------------------------------------------------------===
+ *
+ * This file implements __modti3 for the compiler_rt library.
+ *
+ * ===----------------------------------------------------------------------===
+ */
#if __x86_64
@@ -17,19 +18,19 @@
tu_int __udivmodti4(tu_int a, tu_int b, tu_int* rem);
-// Returns: a % b
+/*Returns: a % b */
ti_int
__modti3(ti_int a, ti_int b)
{
const int bits_in_tword_m1 = (int)(sizeof(ti_int) * CHAR_BIT) - 1;
- ti_int s = b >> bits_in_tword_m1; // s = b < 0 ? -1 : 0
- b = (b ^ s) - s; // negate if s == -1
- s = a >> bits_in_tword_m1; // s = a < 0 ? -1 : 0
- a = (a ^ s) - s; // negate if s == -1
+ ti_int s = b >> bits_in_tword_m1; /* s = b < 0 ? -1 : 0 */
+ b = (b ^ s) - s; /* negate if s == -1 */
+ s = a >> bits_in_tword_m1; /* s = a < 0 ? -1 : 0 */
+ a = (a ^ s) - s; /* negate if s == -1 */
ti_int r;
__udivmodti4(a, b, (tu_int*)&r);
- return (r ^ s) - s; // negate if s == -1
+ return (r ^ s) - s; /* negate if s == -1 */
}
#endif