blob: 571ad752cdcffaa4edcb8c2ba5174652db827b10 [file] [log] [blame]
/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ART_RUNTIME_ARCH_MIPS_MEMCMP16_MIPS_S_
#define ART_RUNTIME_ARCH_MIPS_MEMCMP16_MIPS_S_
#include "asm_support_mips.h"
// u4 __memcmp16(const u2*, const u2*, size_t);
ENTRY(__memcmp16)
li t0,0
li t1,0
beqz a2,done /* 0 length string */
beq a0,a1,done /* strings are identical */
/* Unoptimised... */
1: lhu t0,0(a0)
lhu t1,0(a1)
addu a1,2
bne t0,t1,done
addu a0,2
subu a2,1
bnez a2,1b
done:
subu v0,t0,t1
j ra
END(__memcmp16)
#endif // ART_RUNTIME_ARCH_MIPS_MEMCMP16_MIPS_S_