| /* libunwind - a platform-independent unwind library |
| Copyright (C) 2004 Hewlett-Packard Co |
| Contributed by David Mosberger-Tang <davidm@hpl.hp.com> |
| |
| This file is part of libunwind. |
| |
| Permission is hereby granted, free of charge, to any person obtaining |
| a copy of this software and associated documentation files (the |
| "Software"), to deal in the Software without restriction, including |
| without limitation the rights to use, copy, modify, merge, publish, |
| distribute, sublicense, and/or sell copies of the Software, and to |
| permit persons to whom the Software is furnished to do so, subject to |
| the following conditions: |
| |
| The above copyright notice and this permission notice shall be |
| included in all copies or substantial portions of the Software. |
| |
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
| LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ |
| |
| /* The setcontext() in glibc is a no-op (as of 4 Dec 2004), so we have |
| to implement something useful on our own here. */ |
| |
| #define FILL(n) ldw (LINUX_UC_MCONTEXT_OFF+LINUX_SC_GR_OFF+4*(n))(%r26),%r##n |
| |
| #include "offsets.h" |
| |
| .align 4 |
| .global _Uhppa_setcontext |
| .protected _Uhppa_setcontext |
| .proc |
| .callinfo |
| _Uhppa_setcontext: |
| FILL (2) /* return-pointer */ |
| FILL (3) /* frame pointer */ |
| FILL (4) /* 2nd-ary frame pointer */ |
| FILL (5) /* preserved register */ |
| FILL (6) /* preserved register */ |
| FILL (7) /* preserved register */ |
| FILL (8) /* preserved register */ |
| FILL (9) /* preserved register */ |
| FILL (10) /* preserved register */ |
| FILL (11) /* preserved register */ |
| FILL (12) /* preserved register */ |
| FILL (13) /* preserved register */ |
| FILL (14) /* preserved register */ |
| FILL (15) /* preserved register */ |
| FILL (16) /* preserved register */ |
| FILL (17) /* preserved register */ |
| FILL (18) /* preserved register */ |
| FILL (19) /* linkage-table register */ |
| FILL (27) /* global-data pointer */ |
| FILL (30) /* stack pointer */ |
| |
| ldo (LINUX_UC_MCONTEXT_OFF+LINUX_SC_FR_OFF)(%r26), %r29 |
| fldds,ma 8(%r29), %fr12 |
| fldds,ma 8(%r29), %fr13 |
| fldds,ma 8(%r29), %fr14 |
| fldds,ma 8(%r29), %fr15 |
| fldds,ma 8(%r29), %fr16 |
| fldds,ma 8(%r29), %fr17 |
| fldds,ma 8(%r29), %fr18 |
| fldds,ma 8(%r29), %fr19 |
| fldds,ma 8(%r29), %fr20 |
| fldds 8(%r29), %fr21 |
| |
| bv,n %r0(%rp) |
| .procend |
| #ifdef __linux__ |
| /* We do not need executable stack. */ |
| .section .note.GNU-stack,"",@progbits |
| #endif |
