162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0 262306a36Sopenharmony_ci 362306a36Sopenharmony_ci Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 462306a36Sopenharmony_ci 2004, 2005, 2006 562306a36Sopenharmony_ci Free Software Foundation, Inc. 662306a36Sopenharmony_ci*/ 762306a36Sopenharmony_ci 862306a36Sopenharmony_ci!! libgcc routines for the Renesas / SuperH SH CPUs. 962306a36Sopenharmony_ci!! Contributed by Steve Chamberlain. 1062306a36Sopenharmony_ci!! sac@cygnus.com 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ci!! ashiftrt_r4_x, ___ashrsi3, ___ashlsi3, ___lshrsi3 routines 1362306a36Sopenharmony_ci!! recoded in assembly by Toshiyasu Morita 1462306a36Sopenharmony_ci!! tm@netcom.com 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ci/* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and 1762306a36Sopenharmony_ci ELF local label prefixes by J"orn Rennecke 1862306a36Sopenharmony_ci amylaar@cygnus.com */ 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ci! 2162306a36Sopenharmony_ci! __ashrsi3 2262306a36Sopenharmony_ci! 2362306a36Sopenharmony_ci! Entry: 2462306a36Sopenharmony_ci! 2562306a36Sopenharmony_ci! r4: Value to shift 2662306a36Sopenharmony_ci! r5: Shifts 2762306a36Sopenharmony_ci! 2862306a36Sopenharmony_ci! Exit: 2962306a36Sopenharmony_ci! 3062306a36Sopenharmony_ci! r0: Result 3162306a36Sopenharmony_ci! 3262306a36Sopenharmony_ci! Destroys: 3362306a36Sopenharmony_ci! 3462306a36Sopenharmony_ci! (none) 3562306a36Sopenharmony_ci! 3662306a36Sopenharmony_ci! __ashrsi3_r0 3762306a36Sopenharmony_ci! 3862306a36Sopenharmony_ci! Entry: 3962306a36Sopenharmony_ci! 4062306a36Sopenharmony_ci! r4: Value to shift 4162306a36Sopenharmony_ci! r0: Shifts 4262306a36Sopenharmony_ci! 4362306a36Sopenharmony_ci! Exit: 4462306a36Sopenharmony_ci! 4562306a36Sopenharmony_ci! r0: Result 4662306a36Sopenharmony_ci! 4762306a36Sopenharmony_ci! Destroys: 4862306a36Sopenharmony_ci! 4962306a36Sopenharmony_ci! (none) 5062306a36Sopenharmony_ci 5162306a36Sopenharmony_ci .global __ashrsi3 5262306a36Sopenharmony_ci .global __ashrsi3_r0 5362306a36Sopenharmony_ci 5462306a36Sopenharmony_ci .align 2 5562306a36Sopenharmony_ci__ashrsi3: 5662306a36Sopenharmony_ci mov r5,r0 5762306a36Sopenharmony_ci .align 2 5862306a36Sopenharmony_ci__ashrsi3_r0: 5962306a36Sopenharmony_ci and #31,r0 6062306a36Sopenharmony_ci mov.l r4,@-r15 6162306a36Sopenharmony_ci mov r0,r4 6262306a36Sopenharmony_ci mova ashrsi3_table,r0 6362306a36Sopenharmony_ci mov.b @(r0,r4),r4 6462306a36Sopenharmony_ci add r4,r0 6562306a36Sopenharmony_ci jmp @r0 6662306a36Sopenharmony_ci mov.l @r15+,r0 6762306a36Sopenharmony_ci 6862306a36Sopenharmony_ci .align 2 6962306a36Sopenharmony_ciashrsi3_table: 7062306a36Sopenharmony_ci .byte ashrsi3_0-ashrsi3_table 7162306a36Sopenharmony_ci .byte ashrsi3_1-ashrsi3_table 7262306a36Sopenharmony_ci .byte ashrsi3_2-ashrsi3_table 7362306a36Sopenharmony_ci .byte ashrsi3_3-ashrsi3_table 7462306a36Sopenharmony_ci .byte ashrsi3_4-ashrsi3_table 7562306a36Sopenharmony_ci .byte ashrsi3_5-ashrsi3_table 7662306a36Sopenharmony_ci .byte ashrsi3_6-ashrsi3_table 7762306a36Sopenharmony_ci .byte ashrsi3_7-ashrsi3_table 7862306a36Sopenharmony_ci .byte ashrsi3_8-ashrsi3_table 7962306a36Sopenharmony_ci .byte ashrsi3_9-ashrsi3_table 8062306a36Sopenharmony_ci .byte ashrsi3_10-ashrsi3_table 8162306a36Sopenharmony_ci .byte ashrsi3_11-ashrsi3_table 8262306a36Sopenharmony_ci .byte ashrsi3_12-ashrsi3_table 8362306a36Sopenharmony_ci .byte ashrsi3_13-ashrsi3_table 8462306a36Sopenharmony_ci .byte ashrsi3_14-ashrsi3_table 8562306a36Sopenharmony_ci .byte ashrsi3_15-ashrsi3_table 8662306a36Sopenharmony_ci .byte ashrsi3_16-ashrsi3_table 8762306a36Sopenharmony_ci .byte ashrsi3_17-ashrsi3_table 8862306a36Sopenharmony_ci .byte ashrsi3_18-ashrsi3_table 8962306a36Sopenharmony_ci .byte ashrsi3_19-ashrsi3_table 9062306a36Sopenharmony_ci .byte ashrsi3_20-ashrsi3_table 9162306a36Sopenharmony_ci .byte ashrsi3_21-ashrsi3_table 9262306a36Sopenharmony_ci .byte ashrsi3_22-ashrsi3_table 9362306a36Sopenharmony_ci .byte ashrsi3_23-ashrsi3_table 9462306a36Sopenharmony_ci .byte ashrsi3_24-ashrsi3_table 9562306a36Sopenharmony_ci .byte ashrsi3_25-ashrsi3_table 9662306a36Sopenharmony_ci .byte ashrsi3_26-ashrsi3_table 9762306a36Sopenharmony_ci .byte ashrsi3_27-ashrsi3_table 9862306a36Sopenharmony_ci .byte ashrsi3_28-ashrsi3_table 9962306a36Sopenharmony_ci .byte ashrsi3_29-ashrsi3_table 10062306a36Sopenharmony_ci .byte ashrsi3_30-ashrsi3_table 10162306a36Sopenharmony_ci .byte ashrsi3_31-ashrsi3_table 10262306a36Sopenharmony_ci 10362306a36Sopenharmony_ciashrsi3_31: 10462306a36Sopenharmony_ci rotcl r0 10562306a36Sopenharmony_ci rts 10662306a36Sopenharmony_ci subc r0,r0 10762306a36Sopenharmony_ci 10862306a36Sopenharmony_ciashrsi3_30: 10962306a36Sopenharmony_ci shar r0 11062306a36Sopenharmony_ciashrsi3_29: 11162306a36Sopenharmony_ci shar r0 11262306a36Sopenharmony_ciashrsi3_28: 11362306a36Sopenharmony_ci shar r0 11462306a36Sopenharmony_ciashrsi3_27: 11562306a36Sopenharmony_ci shar r0 11662306a36Sopenharmony_ciashrsi3_26: 11762306a36Sopenharmony_ci shar r0 11862306a36Sopenharmony_ciashrsi3_25: 11962306a36Sopenharmony_ci shar r0 12062306a36Sopenharmony_ciashrsi3_24: 12162306a36Sopenharmony_ci shlr16 r0 12262306a36Sopenharmony_ci shlr8 r0 12362306a36Sopenharmony_ci rts 12462306a36Sopenharmony_ci exts.b r0,r0 12562306a36Sopenharmony_ci 12662306a36Sopenharmony_ciashrsi3_23: 12762306a36Sopenharmony_ci shar r0 12862306a36Sopenharmony_ciashrsi3_22: 12962306a36Sopenharmony_ci shar r0 13062306a36Sopenharmony_ciashrsi3_21: 13162306a36Sopenharmony_ci shar r0 13262306a36Sopenharmony_ciashrsi3_20: 13362306a36Sopenharmony_ci shar r0 13462306a36Sopenharmony_ciashrsi3_19: 13562306a36Sopenharmony_ci shar r0 13662306a36Sopenharmony_ciashrsi3_18: 13762306a36Sopenharmony_ci shar r0 13862306a36Sopenharmony_ciashrsi3_17: 13962306a36Sopenharmony_ci shar r0 14062306a36Sopenharmony_ciashrsi3_16: 14162306a36Sopenharmony_ci shlr16 r0 14262306a36Sopenharmony_ci rts 14362306a36Sopenharmony_ci exts.w r0,r0 14462306a36Sopenharmony_ci 14562306a36Sopenharmony_ciashrsi3_15: 14662306a36Sopenharmony_ci shar r0 14762306a36Sopenharmony_ciashrsi3_14: 14862306a36Sopenharmony_ci shar r0 14962306a36Sopenharmony_ciashrsi3_13: 15062306a36Sopenharmony_ci shar r0 15162306a36Sopenharmony_ciashrsi3_12: 15262306a36Sopenharmony_ci shar r0 15362306a36Sopenharmony_ciashrsi3_11: 15462306a36Sopenharmony_ci shar r0 15562306a36Sopenharmony_ciashrsi3_10: 15662306a36Sopenharmony_ci shar r0 15762306a36Sopenharmony_ciashrsi3_9: 15862306a36Sopenharmony_ci shar r0 15962306a36Sopenharmony_ciashrsi3_8: 16062306a36Sopenharmony_ci shar r0 16162306a36Sopenharmony_ciashrsi3_7: 16262306a36Sopenharmony_ci shar r0 16362306a36Sopenharmony_ciashrsi3_6: 16462306a36Sopenharmony_ci shar r0 16562306a36Sopenharmony_ciashrsi3_5: 16662306a36Sopenharmony_ci shar r0 16762306a36Sopenharmony_ciashrsi3_4: 16862306a36Sopenharmony_ci shar r0 16962306a36Sopenharmony_ciashrsi3_3: 17062306a36Sopenharmony_ci shar r0 17162306a36Sopenharmony_ciashrsi3_2: 17262306a36Sopenharmony_ci shar r0 17362306a36Sopenharmony_ciashrsi3_1: 17462306a36Sopenharmony_ci rts 17562306a36Sopenharmony_ci shar r0 17662306a36Sopenharmony_ci 17762306a36Sopenharmony_ciashrsi3_0: 17862306a36Sopenharmony_ci rts 17962306a36Sopenharmony_ci nop 180