diff options
Diffstat (limited to 'lib/builtins/i386/lshrdi3.S')
-rw-r--r-- | lib/builtins/i386/lshrdi3.S | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/builtins/i386/lshrdi3.S b/lib/builtins/i386/lshrdi3.S index 53e95cf76..896633e85 100644 --- a/lib/builtins/i386/lshrdi3.S +++ b/lib/builtins/i386/lshrdi3.S @@ -1,5 +1,6 @@ -// This file is dual licensed under the MIT and the University of Illinois Open -// Source Licenses. See LICENSE.TXT for details. +// 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 #include "../assembly.h" @@ -41,14 +42,14 @@ DEFINE_COMPILERRT_FUNCTION(__lshrdi3) movl 12(%esp), %ecx // Load count movl 8(%esp), %edx // Load high movl 4(%esp), %eax // Load low - + testl $0x20, %ecx // If count >= 32 jnz 1f // goto 1 shrdl %cl, %edx, %eax // right shift low by count shrl %cl, %edx // right shift high by count ret - + 1: movl %edx, %eax // Move high to low xorl %edx, %edx // clear high shrl %cl, %eax // shift low by count - 32 |