| // SPDX-License-Identifier: GPL-2.0+ |
| * ashldi3.c extracted from gcc-2.7.2.3/libgcc2.c and |
| * Copyright (C) 1989-2015 Free Software Foundation, Inc. |
| typedef int SItype __attribute__ ((mode (SI))); |
| typedef unsigned int USItype __attribute__ ((mode (SI))); |
| typedef int DItype __attribute__ ((mode (DI))); |
| typedef int word_type __attribute__ ((mode (__word__))); |
| struct DIstruct {SItype high, low;}; |
| DItype __ashldi3 (DItype u, word_type b) |
| bm = (sizeof (SItype) * BITS_PER_UNIT) - b; |
| w.s.high = (USItype)uu.s.low << -bm; |
| USItype carries = (USItype)uu.s.low >> bm; |
| w.s.low = (USItype)uu.s.low << b; |
| w.s.high = ((USItype)uu.s.high << b) | carries; |