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60 lines
1.6 KiB
60 lines
1.6 KiB
/* Register names and numbers for BPF DWARF. |
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This file is part of elfutils. |
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This file is free software; you can redistribute it and/or modify |
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it under the terms of either |
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* the GNU Lesser General Public License as published by the Free |
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Software Foundation; either version 3 of the License, or (at |
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your option) any later version |
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or |
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* the GNU General Public License as published by the Free |
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Software Foundation; either version 2 of the License, or (at |
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your option) any later version |
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or both in parallel, as here. |
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elfutils is distributed in the hope that it will be useful, but |
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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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General Public License for more details. |
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You should have received copies of the GNU General Public License and |
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the GNU Lesser General Public License along with this program. If |
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not, see <http://www.gnu.org/licenses/>. */ |
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#ifdef HAVE_CONFIG_H |
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# include <config.h> |
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#endif |
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#include <stdio.h> |
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#include <string.h> |
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#include "bpf.h" |
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#define BACKEND bpf_ |
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#include "libebl_CPU.h" |
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ssize_t |
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bpf_register_info (Ebl *ebl __attribute__ ((unused)), |
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int regno, char *name, size_t namelen, |
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const char **prefix, const char **setname, |
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int *bits, int *type) |
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{ |
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ssize_t len; |
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if (name == NULL) |
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return MAX_BPF_REG; |
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if (regno < 0 || regno >= MAX_BPF_REG) |
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return -1; |
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*prefix = ""; |
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*setname = "integer"; |
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*bits = 64; |
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*type = DW_ATE_signed; |
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len = snprintf(name, namelen, "r%d", regno); |
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return ((size_t)len < namelen ? len : -1); |
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}
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