^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /* SPDX-License-Identifier: GPL-2.0-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * linux/arch/arm/lib/ucmpdi2.S
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Author: Nicolas Pitre
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Created: Oct 19, 2005
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Copyright: Monta Vista Software, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/linkage.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <asm/assembler.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #ifdef __ARMEB__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #define xh r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #define xl r1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #define yh r2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #define yl r3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define xl r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define xh r1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define yl r2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define yh r3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) ENTRY(__ucmpdi2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) cmp xh, yh
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) cmpeq xl, yl
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) movlo r0, #0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) moveq r0, #1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) movhi r0, #2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) ret lr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) ENDPROC(__ucmpdi2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #ifdef CONFIG_AEABI
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) ENTRY(__aeabi_ulcmp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) cmp xh, yh
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) cmpeq xl, yl
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) movlo r0, #-1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) moveq r0, #0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) movhi r0, #1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) ret lr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) ENDPROC(__aeabi_ulcmp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)