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-rw-r--r--lib/builtins/subvdi3.c53
1 files changed, 23 insertions, 30 deletions
diff --git a/lib/builtins/subvdi3.c b/lib/builtins/subvdi3.c
index 71fc70ffa..d7d78f1bb 100644
--- a/lib/builtins/subvdi3.c
+++ b/lib/builtins/subvdi3.c
@@ -1,36 +1,29 @@
-/* ===-- subvdi3.c - Implement __subvdi3 -----------------------------------===
- *
- * 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 __subvdi3 for the compiler_rt library.
- *
- * ===----------------------------------------------------------------------===
- */
+//===-- subvdi3.c - Implement __subvdi3 -----------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements __subvdi3 for the compiler_rt library.
+//
+//===----------------------------------------------------------------------===//
#include "int_lib.h"
-/* Returns: a - b */
+// Returns: a - b
-/* Effects: aborts if a - b overflows */
+// Effects: aborts if a - b overflows
-COMPILER_RT_ABI di_int
-__subvdi3(di_int a, di_int b)
-{
- di_int s = (du_int) a - (du_int) b;
- if (b >= 0)
- {
- if (s > a)
- compilerrt_abort();
- }
- else
- {
- if (s <= a)
- compilerrt_abort();
- }
- return s;
+COMPILER_RT_ABI di_int __subvdi3(di_int a, di_int b) {
+ di_int s = (du_int)a - (du_int)b;
+ if (b >= 0) {
+ if (s > a)
+ compilerrt_abort();
+ } else {
+ if (s <= a)
+ compilerrt_abort();
+ }
+ return s;
}