18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Copyright 2013, Michael Ellerman, IBM Corp. 48c2ecf20Sopenharmony_ci */ 58c2ecf20Sopenharmony_ci 68c2ecf20Sopenharmony_ci#include <ppc-asm.h> 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ci .text 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ciFUNC_START(thirty_two_instruction_loop) 118c2ecf20Sopenharmony_ci cmpdi r3,0 128c2ecf20Sopenharmony_ci beqlr 138c2ecf20Sopenharmony_ci addi r4,r3,1 148c2ecf20Sopenharmony_ci addi r4,r4,1 158c2ecf20Sopenharmony_ci addi r4,r4,1 168c2ecf20Sopenharmony_ci addi r4,r4,1 178c2ecf20Sopenharmony_ci addi r4,r4,1 188c2ecf20Sopenharmony_ci addi r4,r4,1 198c2ecf20Sopenharmony_ci addi r4,r4,1 208c2ecf20Sopenharmony_ci addi r4,r4,1 218c2ecf20Sopenharmony_ci addi r4,r4,1 228c2ecf20Sopenharmony_ci addi r4,r4,1 238c2ecf20Sopenharmony_ci addi r4,r4,1 248c2ecf20Sopenharmony_ci addi r4,r4,1 258c2ecf20Sopenharmony_ci addi r4,r4,1 268c2ecf20Sopenharmony_ci addi r4,r4,1 278c2ecf20Sopenharmony_ci addi r4,r4,1 288c2ecf20Sopenharmony_ci addi r4,r4,1 298c2ecf20Sopenharmony_ci addi r4,r4,1 308c2ecf20Sopenharmony_ci addi r4,r4,1 318c2ecf20Sopenharmony_ci addi r4,r4,1 328c2ecf20Sopenharmony_ci addi r4,r4,1 338c2ecf20Sopenharmony_ci addi r4,r4,1 348c2ecf20Sopenharmony_ci addi r4,r4,1 358c2ecf20Sopenharmony_ci addi r4,r4,1 368c2ecf20Sopenharmony_ci addi r4,r4,1 378c2ecf20Sopenharmony_ci addi r4,r4,1 388c2ecf20Sopenharmony_ci addi r4,r4,1 398c2ecf20Sopenharmony_ci addi r4,r4,1 408c2ecf20Sopenharmony_ci addi r4,r4,1 # 28 addi's 418c2ecf20Sopenharmony_ci subi r3,r3,1 428c2ecf20Sopenharmony_ci b FUNC_NAME(thirty_two_instruction_loop) 438c2ecf20Sopenharmony_ciFUNC_END(thirty_two_instruction_loop) 448c2ecf20Sopenharmony_ci 458c2ecf20Sopenharmony_ciFUNC_START(thirty_two_instruction_loop_with_ll_sc) 468c2ecf20Sopenharmony_ci cmpdi r3,0 478c2ecf20Sopenharmony_ci beqlr 488c2ecf20Sopenharmony_ci addi r5,r5,1 498c2ecf20Sopenharmony_ci addi r5,r5,1 508c2ecf20Sopenharmony_ci addi r5,r5,1 # 5 518c2ecf20Sopenharmony_ci addi r5,r5,1 528c2ecf20Sopenharmony_ci addi r5,r5,1 538c2ecf20Sopenharmony_ci addi r5,r5,1 548c2ecf20Sopenharmony_ci addi r5,r5,1 558c2ecf20Sopenharmony_ci1: ldarx r6,0,r4 # 10 568c2ecf20Sopenharmony_ci addi r5,r5,1 578c2ecf20Sopenharmony_ci addi r5,r5,1 588c2ecf20Sopenharmony_ci addi r5,r5,1 598c2ecf20Sopenharmony_ci addi r5,r5,1 608c2ecf20Sopenharmony_ci addi r5,r5,1 # 15 618c2ecf20Sopenharmony_ci addi r5,r5,1 628c2ecf20Sopenharmony_ci addi r5,r5,1 638c2ecf20Sopenharmony_ci stdcx. r6,0,r4 648c2ecf20Sopenharmony_ci bne- 1b 658c2ecf20Sopenharmony_ci addi r5,r5,1 # 20 668c2ecf20Sopenharmony_ci addi r5,r5,1 678c2ecf20Sopenharmony_ci addi r5,r5,1 688c2ecf20Sopenharmony_ci addi r5,r5,1 698c2ecf20Sopenharmony_ci addi r5,r5,1 708c2ecf20Sopenharmony_ci addi r5,r5,1 # 25 718c2ecf20Sopenharmony_ci addi r5,r5,1 728c2ecf20Sopenharmony_ci addi r5,r5,1 738c2ecf20Sopenharmony_ci addi r5,r5,1 748c2ecf20Sopenharmony_ci addi r5,r5,1 758c2ecf20Sopenharmony_ci addi r5,r5,1 # 30 768c2ecf20Sopenharmony_ci subi r3,r3,1 778c2ecf20Sopenharmony_ci b FUNC_NAME(thirty_two_instruction_loop_with_ll_sc) 788c2ecf20Sopenharmony_ciFUNC_END(thirty_two_instruction_loop_with_ll_sc) 79