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75 lines
2.0 KiB
ArmAsm
75 lines
2.0 KiB
ArmAsm
/* setjmp for RISC-V.
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Copyright (C) 1996-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<https://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#include <sys/asm.h>
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ENTRY (_setjmp)
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li a1, 0
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j __sigsetjmp
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END (_setjmp)
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ENTRY (setjmp)
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li a1, 1
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/* Fallthrough */
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END (setjmp)
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ENTRY (__sigsetjmp)
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REG_S ra, 0*SZREG(a0)
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REG_S s0, 1*SZREG(a0)
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REG_S s1, 2*SZREG(a0)
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REG_S s2, 3*SZREG(a0)
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REG_S s3, 4*SZREG(a0)
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REG_S s4, 5*SZREG(a0)
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REG_S s5, 6*SZREG(a0)
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REG_S s6, 7*SZREG(a0)
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REG_S s7, 8*SZREG(a0)
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REG_S s8, 9*SZREG(a0)
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REG_S s9, 10*SZREG(a0)
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REG_S s10,11*SZREG(a0)
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REG_S s11,12*SZREG(a0)
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REG_S sp, 13*SZREG(a0)
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#ifndef __riscv_float_abi_soft
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FREG_S fs0, 14*SZREG+ 0*SZFREG(a0)
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FREG_S fs1, 14*SZREG+ 1*SZFREG(a0)
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FREG_S fs2, 14*SZREG+ 2*SZFREG(a0)
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FREG_S fs3, 14*SZREG+ 3*SZFREG(a0)
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FREG_S fs4, 14*SZREG+ 4*SZFREG(a0)
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FREG_S fs5, 14*SZREG+ 5*SZFREG(a0)
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FREG_S fs6, 14*SZREG+ 6*SZFREG(a0)
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FREG_S fs7, 14*SZREG+ 7*SZFREG(a0)
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FREG_S fs8, 14*SZREG+ 8*SZFREG(a0)
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FREG_S fs9, 14*SZREG+ 9*SZFREG(a0)
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FREG_S fs10,14*SZREG+10*SZFREG(a0)
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FREG_S fs11,14*SZREG+11*SZFREG(a0)
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#endif
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#if !IS_IN (libc) && IS_IN (rtld)
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/* In ld.so we never save the signal mask. */
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li a0, 0
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ret
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#else
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/* Make a tail call to __sigjmp_save; it takes the same args. */
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j __sigjmp_save
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#endif
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END (__sigsetjmp)
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hidden_def (__sigsetjmp)
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weak_alias (_setjmp, __GI__setjmp)
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