1c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm/* libunwind - a platform-independent unwind library 2d7418c600fef62552425e5d3a71b82b9df628730hp.com!davidm Copyright (C) 2003-2004 Hewlett-Packard Co 3c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm Contributed by David Mosberger-Tang <davidm@hpl.hp.com> 4c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm 5c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmThis file is part of libunwind. 6c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm 7c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmPermission is hereby granted, free of charge, to any person obtaining 8c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidma copy of this software and associated documentation files (the 9c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm"Software"), to deal in the Software without restriction, including 10c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmwithout limitation the rights to use, copy, modify, merge, publish, 11c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmdistribute, sublicense, and/or sell copies of the Software, and to 12c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmpermit persons to whom the Software is furnished to do so, subject to 13c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmthe following conditions: 14c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm 15c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmThe above copyright notice and this permission notice shall be 16c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmincluded in all copies or substantial portions of the Software. 17c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm 18c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmTHE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 19c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmEXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmMERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 21c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmNONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 22c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmLIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 23c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmOF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 24c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidmWITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ 25c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm 26d7418c600fef62552425e5d3a71b82b9df628730hp.com!davidm#include "jmpbuf.h" 27d7418c600fef62552425e5d3a71b82b9df628730hp.com!davidm 28c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm#define SIG_BLOCK 0 29c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm 30c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm .align 32 31c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm 32c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm .global __sigsetjmp 33c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm .global sigprocmask 34c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm 35c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm .proc __sigsetjmp 36c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm 37c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm__sigsetjmp: 38c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm .prologue 39c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm .save ar.pfs, r35 40c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm alloc loc1 = ar.pfs, 2, 3, 3, 0 41d7418c600fef62552425e5d3a71b82b9df628730hp.com!davidm add out2 = JB_MASK*8, in0 42c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm .save rp, loc0 43c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm mov loc0 = rp 4422ac4c078fb47edb47ae5efd70184050a289537dhp.com!davidm mov out0 = SIG_BLOCK 45c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm .body 46c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm ;; 47c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm cmp.ne p6, p0 = in1, r0 48c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm mov out1 = r0 49c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm mov loc2 = ar.bsp 50d7418c600fef62552425e5d3a71b82b9df628730hp.com!davidm(p6) br.call.sptk.many rp = sigprocmask // sigjmp_buf[JB_MASK] = sigmask 51c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm ;; 52c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm 5322ac4c078fb47edb47ae5efd70184050a289537dhp.com!davidm add r16 = JB_MASK_SAVED*8, in0 5422ac4c078fb47edb47ae5efd70184050a289537dhp.com!davidm st8 [in0] = sp, (JB_RP-JB_SP)*8 // sigjmp_buf[JB_SP] = sp 55c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm mov r8 = 0 5622ac4c078fb47edb47ae5efd70184050a289537dhp.com!davidm ;; 5722ac4c078fb47edb47ae5efd70184050a289537dhp.com!davidm st8 [in0] = loc0, (JB_BSP-JB_RP)*8 // sigjmp_buf[JB_RP] = rp 5822ac4c078fb47edb47ae5efd70184050a289537dhp.com!davidm st8 [r16] = in1 // sigjmp_buf[JB_MASK_SAVED] = savemask 5922ac4c078fb47edb47ae5efd70184050a289537dhp.com!davidm mov rp = loc0 6022ac4c078fb47edb47ae5efd70184050a289537dhp.com!davidm ;; 6122ac4c078fb47edb47ae5efd70184050a289537dhp.com!davidm st8 [in0] = loc2 // sigjmp_buf[JB_BSP] = bsp 62c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm mov.i ar.pfs = loc1 63c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm br.ret.sptk.many rp 64c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm 65c38b0834335d299cf01de4f8142baff026e381fehomeip.net!davidm .endp __sigsetjmp 6657e569646368cb730f028ecf1732143474e3e642Jan Kratochvil#ifdef __linux__ 6757e569646368cb730f028ecf1732143474e3e642Jan Kratochvil /* We do not need executable stack. */ 6857e569646368cb730f028ecf1732143474e3e642Jan Kratochvil .section .note.GNU-stack,"",@progbits 6957e569646368cb730f028ecf1732143474e3e642Jan Kratochvil#endif 70