| 1 | /* longjmp, RISC-V version. |
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| 2 | Copyright (C) 1996-2024 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library. If not, see |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #include <sysdep.h> |
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| 20 | #include <sys/asm.h> |
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| 21 | |
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| 22 | ENTRY (__longjmp) |
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| 23 | REG_L ra, 0*SZREG(a0) |
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| 24 | REG_L s0, 1*SZREG(a0) |
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| 25 | REG_L s1, 2*SZREG(a0) |
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| 26 | REG_L s2, 3*SZREG(a0) |
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| 27 | REG_L s3, 4*SZREG(a0) |
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| 28 | REG_L s4, 5*SZREG(a0) |
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| 29 | REG_L s5, 6*SZREG(a0) |
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| 30 | REG_L s6, 7*SZREG(a0) |
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| 31 | REG_L s7, 8*SZREG(a0) |
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| 32 | REG_L s8, 9*SZREG(a0) |
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| 33 | REG_L s9, 10*SZREG(a0) |
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| 34 | REG_L s10,11*SZREG(a0) |
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| 35 | REG_L s11,12*SZREG(a0) |
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| 36 | REG_L sp, 13*SZREG(a0) |
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| 37 | |
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| 38 | #ifndef __riscv_float_abi_soft |
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| 39 | FREG_L fs0, 14*SZREG+ 0*SZFREG(a0) |
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| 40 | FREG_L fs1, 14*SZREG+ 1*SZFREG(a0) |
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| 41 | FREG_L fs2, 14*SZREG+ 2*SZFREG(a0) |
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| 42 | FREG_L fs3, 14*SZREG+ 3*SZFREG(a0) |
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| 43 | FREG_L fs4, 14*SZREG+ 4*SZFREG(a0) |
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| 44 | FREG_L fs5, 14*SZREG+ 5*SZFREG(a0) |
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| 45 | FREG_L fs6, 14*SZREG+ 6*SZFREG(a0) |
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| 46 | FREG_L fs7, 14*SZREG+ 7*SZFREG(a0) |
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| 47 | FREG_L fs8, 14*SZREG+ 8*SZFREG(a0) |
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| 48 | FREG_L fs9, 14*SZREG+ 9*SZFREG(a0) |
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| 49 | FREG_L fs10,14*SZREG+10*SZFREG(a0) |
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| 50 | FREG_L fs11,14*SZREG+11*SZFREG(a0) |
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| 51 | #endif |
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| 52 | |
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| 53 | seqz a0, a1 |
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| 54 | add a0, a0, a1 # a0 = (a1 == 0) ? 1 : a1 |
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| 55 | ret |
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| 56 | |
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| 57 | END (__longjmp) |
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| 58 | |
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