diff options
Diffstat (limited to 'REORG.TODO/sysdeps/powerpc/powerpc32/setjmp-common.S')
| -rw-r--r-- | REORG.TODO/sysdeps/powerpc/powerpc32/setjmp-common.S | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/powerpc/powerpc32/setjmp-common.S b/REORG.TODO/sysdeps/powerpc/powerpc32/setjmp-common.S new file mode 100644 index 0000000000..c74c492cec --- /dev/null +++ b/REORG.TODO/sysdeps/powerpc/powerpc32/setjmp-common.S @@ -0,0 +1,78 @@ +/* setjmp for PowerPC. + Copyright (C) 1995-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <stap-probe.h> +#define _ASM +#ifdef __NO_VMX__ +# include <novmxsetjmp.h> +#else +# include <jmpbuf-offsets.h> +#endif + +#if defined __SPE__ || (defined __NO_FPRS__ && !defined _SOFT_FLOAT) +# define SAVE_GP(N) evstdd r##N,((JB_FPRS+((N)-14)*2)*4)(3) +#else +# define SAVE_GP(N) stw r##N,((JB_GPRS+(N)-14)*4)(3) +#endif + +ENTRY (__sigsetjmp_symbol) + +#ifdef PTR_MANGLE + mr r5,r1 + PTR_MANGLE(r5, r10) + stw r5,(JB_GPR1*4)(3) +#else + stw r1,(JB_GPR1*4)(3) +#endif + mflr r0 + /* setjmp probe expects longjmp first argument (4@3), second argument + (-4@4), and target address (4@0), respectively. */ + LIBC_PROBE (setjmp, 3, 4@3, -4@4, 4@0) + SAVE_GP (14) +#ifdef PTR_MANGLE + PTR_MANGLE2 (r0, r10) + li r10,0 +#endif + stw r0,(JB_LR*4)(3) + SAVE_GP (15) + mfcr r0 + SAVE_GP (16) + stw r0,(JB_CR*4)(3) + SAVE_GP (17) + SAVE_GP (18) + SAVE_GP (19) + SAVE_GP (20) + SAVE_GP (21) + SAVE_GP (22) + SAVE_GP (23) + SAVE_GP (24) + SAVE_GP (25) + SAVE_GP (26) + SAVE_GP (27) + SAVE_GP (28) + SAVE_GP (29) + SAVE_GP (30) + SAVE_GP (31) +#if IS_IN (rtld) + li r3,0 + blr +#else + b __sigjmp_save_symbol@local +#endif +END (__sigsetjmp_symbol) |