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https://sourceware.org/git/binutils-gdb.git
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a9ed7a0814
This reverts commit 98bcde5e26. This
commit was causing build problems on at least sparc, ppc, and s390,
though I suspect some other targets might be impacted too.
77 lines
2.5 KiB
C++
77 lines
2.5 KiB
C++
/* GNU/Linux/aarch64 specific target description, for the remote server
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for GDB.
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Copyright (C) 2017-2024 Free Software Foundation, Inc.
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This file is part of GDB.
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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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#include "linux-aarch64-tdesc.h"
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#include "tdesc.h"
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#include "arch/aarch64.h"
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#include "linux-aarch32-low.h"
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#include <inttypes.h>
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#include <unordered_map>
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/* Create the aarch64 target description. */
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const target_desc *
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aarch64_linux_read_description (const aarch64_features &features)
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{
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/* All possible aarch64 target descriptors. This map must live within
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this function as the in-process-agent calls this function from a
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constructor function, when globals might not yet have been
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initialised. */
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static std::unordered_map<aarch64_features, target_desc *> tdesc_aarch64_map;
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if (features.vq > AARCH64_MAX_SVE_VQ)
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error (_("VQ is %" PRIu64 ", maximum supported value is %d"), features.vq,
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AARCH64_MAX_SVE_VQ);
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if (features.svq > AARCH64_MAX_SVE_VQ)
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error (_("Streaming svq is %" PRIu8 ", maximum supported value is %d"),
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features.svq,
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AARCH64_MAX_SVE_VQ);
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struct target_desc *tdesc = tdesc_aarch64_map[features];
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if (tdesc == NULL)
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{
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tdesc = aarch64_create_target_description (features);
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/* Configure the expedited registers. Calling init_target_desc takes
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a copy of all the strings pointed to by expedited_registers so this
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vector only needs to live for the scope of this function. */
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std::vector<const char *> expedited_registers;
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expedited_registers.push_back ("x29");
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expedited_registers.push_back ("sp");
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expedited_registers.push_back ("pc");
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if (features.vq > 0)
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expedited_registers.push_back ("vg");
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if (features.svq > 0)
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expedited_registers.push_back ("svg");
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expedited_registers.push_back (nullptr);
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init_target_desc (tdesc, (const char **) expedited_registers.data ());
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tdesc_aarch64_map[features] = tdesc;
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}
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return tdesc;
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}
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