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2ecae92e23
Cannot assume result of first and third ldr will go into x0. Rewrite asm to be clearer. gdb/testsuite/ PR gdb/18931: * gdb.arch/aarch64-fp.c (main): Fix asm registers.
45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/* This file is part of GDB, the GNU debugger.
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Copyright 2008-2018 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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int
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main (void)
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{
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char buf0[] = {0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
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0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f};
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char buf1[] = {0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
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0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f};
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long val;
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void *addr;
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addr = &buf0[0];
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__asm __volatile ("ldr %x0, [%1]\n\t"
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"ldr q0, [%x0]"
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: "=r" (val)
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: "r" (&addr)
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: "q0" );
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addr = &buf1[0];
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__asm __volatile ("ldr %x0, [%1]\n\t"
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"ldr q1, [%x0]"
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: "=r" (val)
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: "r" (&addr)
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: "q1" );
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return 1;
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}
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