18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ci Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 48c2ecf20Sopenharmony_ci 2004, 2005 58c2ecf20Sopenharmony_ci Free Software Foundation, Inc. 68c2ecf20Sopenharmony_ci*/ 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ci!! libgcc routines for the Renesas / SuperH SH CPUs. 98c2ecf20Sopenharmony_ci!! Contributed by Steve Chamberlain. 108c2ecf20Sopenharmony_ci!! sac@cygnus.com 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ci .balign 4 138c2ecf20Sopenharmony_ci .global __udivsi3 148c2ecf20Sopenharmony_ci .type __udivsi3, @function 158c2ecf20Sopenharmony_cidiv8: 168c2ecf20Sopenharmony_ci div1 r5,r4 178c2ecf20Sopenharmony_cidiv7: 188c2ecf20Sopenharmony_ci div1 r5,r4; div1 r5,r4; div1 r5,r4 198c2ecf20Sopenharmony_ci div1 r5,r4; div1 r5,r4; div1 r5,r4; rts; div1 r5,r4 208c2ecf20Sopenharmony_ci 218c2ecf20Sopenharmony_cidivx4: 228c2ecf20Sopenharmony_ci div1 r5,r4; rotcl r0 238c2ecf20Sopenharmony_ci div1 r5,r4; rotcl r0 248c2ecf20Sopenharmony_ci div1 r5,r4; rotcl r0 258c2ecf20Sopenharmony_ci rts; div1 r5,r4 268c2ecf20Sopenharmony_ci 278c2ecf20Sopenharmony_ci__udivsi3: 288c2ecf20Sopenharmony_ci sts.l pr,@-r15 298c2ecf20Sopenharmony_ci extu.w r5,r0 308c2ecf20Sopenharmony_ci cmp/eq r5,r0 318c2ecf20Sopenharmony_ci bf/s large_divisor 328c2ecf20Sopenharmony_ci div0u 338c2ecf20Sopenharmony_ci swap.w r4,r0 348c2ecf20Sopenharmony_ci shlr16 r4 358c2ecf20Sopenharmony_ci bsr div8 368c2ecf20Sopenharmony_ci shll16 r5 378c2ecf20Sopenharmony_ci bsr div7 388c2ecf20Sopenharmony_ci div1 r5,r4 398c2ecf20Sopenharmony_ci xtrct r4,r0 408c2ecf20Sopenharmony_ci xtrct r0,r4 418c2ecf20Sopenharmony_ci bsr div8 428c2ecf20Sopenharmony_ci swap.w r4,r4 438c2ecf20Sopenharmony_ci bsr div7 448c2ecf20Sopenharmony_ci div1 r5,r4 458c2ecf20Sopenharmony_ci lds.l @r15+,pr 468c2ecf20Sopenharmony_ci xtrct r4,r0 478c2ecf20Sopenharmony_ci swap.w r0,r0 488c2ecf20Sopenharmony_ci rotcl r0 498c2ecf20Sopenharmony_ci rts 508c2ecf20Sopenharmony_ci shlr16 r5 518c2ecf20Sopenharmony_ci 528c2ecf20Sopenharmony_cilarge_divisor: 538c2ecf20Sopenharmony_ci mov #0,r0 548c2ecf20Sopenharmony_ci xtrct r4,r0 558c2ecf20Sopenharmony_ci xtrct r0,r4 568c2ecf20Sopenharmony_ci bsr divx4 578c2ecf20Sopenharmony_ci rotcl r0 588c2ecf20Sopenharmony_ci bsr divx4 598c2ecf20Sopenharmony_ci rotcl r0 608c2ecf20Sopenharmony_ci bsr divx4 618c2ecf20Sopenharmony_ci rotcl r0 628c2ecf20Sopenharmony_ci bsr divx4 638c2ecf20Sopenharmony_ci rotcl r0 648c2ecf20Sopenharmony_ci lds.l @r15+,pr 658c2ecf20Sopenharmony_ci rts 668c2ecf20Sopenharmony_ci rotcl r0 67