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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
67 lines
1.9 KiB
C
67 lines
1.9 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2011-2021 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifdef SYMBOL_PREFIX
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#define SYMBOL(str) SYMBOL_PREFIX #str
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#else
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#define SYMBOL(str) #str
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#endif
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/* FAST_TRACEPOINT_LABEL expands to an assembly instruction large enough to fit
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a fast tracepoint jump. The parameter is the label where we'll set
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tracepoints and breakpoints. */
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/* Please keep gdb_trace_common_supports_arch in lib/trace-support.exp
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in sync when adding new targets to this file. */
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#if (defined __x86_64__ || defined __i386__)
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static void __attribute__ ((used))
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x86_trace_dummy ()
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{
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int x = 0;
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int y = x + 4;
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}
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#define FAST_TRACEPOINT_LABEL(name) \
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asm (" .global " SYMBOL(name) "\n" \
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SYMBOL(name) ":\n" \
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" call " SYMBOL(x86_trace_dummy) "\n" \
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)
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#elif (defined __aarch64__) || (defined __powerpc__)
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#define FAST_TRACEPOINT_LABEL(name) \
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asm (" .global " SYMBOL(name) "\n" \
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SYMBOL(name) ":\n" \
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" nop\n" \
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)
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#elif (defined __s390__)
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#define FAST_TRACEPOINT_LABEL(name) \
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asm (" .global " SYMBOL(name) "\n" \
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SYMBOL(name) ":\n" \
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" mvc 0(8, %r15), 0(%r15)\n" \
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)
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#else
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#error "unsupported architecture for trace tests"
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#endif
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