4684ddb6aa
- import libcxx - reduce targets to the one when compiled as a tools Change-Id: Iabb8427f80ff8e89463559a28bcb8b4f2bdbc496
51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
/* ===-- ucmpdi2.c - Implement __ucmpdi2 -----------------------------------===
|
|
*
|
|
* 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 __ucmpdi2 for the compiler_rt library.
|
|
*
|
|
* ===----------------------------------------------------------------------===
|
|
*/
|
|
|
|
#include "int_lib.h"
|
|
|
|
/* Returns: if (a < b) returns 0
|
|
* if (a == b) returns 1
|
|
* if (a > b) returns 2
|
|
*/
|
|
|
|
COMPILER_RT_ABI si_int
|
|
__ucmpdi2(du_int a, du_int b)
|
|
{
|
|
udwords x;
|
|
x.all = a;
|
|
udwords y;
|
|
y.all = b;
|
|
if (x.s.high < y.s.high)
|
|
return 0;
|
|
if (x.s.high > y.s.high)
|
|
return 2;
|
|
if (x.s.low < y.s.low)
|
|
return 0;
|
|
if (x.s.low > y.s.low)
|
|
return 2;
|
|
return 1;
|
|
}
|
|
|
|
#ifdef __ARM_EABI__
|
|
/* Returns: if (a < b) returns -1
|
|
* if (a == b) returns 0
|
|
* if (a > b) returns 1
|
|
*/
|
|
COMPILER_RT_ABI si_int
|
|
__aeabi_ulcmp(di_int a, di_int b)
|
|
{
|
|
return __ucmpdi2(a, b) - 1;
|
|
}
|
|
#endif
|
|
|