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2fa5ebe3bc
Add basic support for LoongArch, which is very similar to the MIPS version. Signed-off-by: Ming Wang <wangming01@loongson.cn> Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
46 lines
1021 B
C
46 lines
1021 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Perf annotate functions.
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*
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* Copyright (C) 2020-2023 Loongson Technology Corporation Limited
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*/
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static
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struct ins_ops *loongarch__associate_ins_ops(struct arch *arch, const char *name)
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{
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struct ins_ops *ops = NULL;
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if (!strncmp(name, "beqz", 4) ||
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!strncmp(name, "bnez", 4) ||
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!strncmp(name, "beq", 3) ||
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!strncmp(name, "bne", 3) ||
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!strncmp(name, "blt", 3) ||
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!strncmp(name, "bge", 3) ||
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!strncmp(name, "bltu", 4) ||
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!strncmp(name, "bgeu", 4) ||
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!strncmp(name, "bl", 2))
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ops = &call_ops;
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else if (!strncmp(name, "jirl", 4))
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ops = &ret_ops;
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else if (name[0] == 'b')
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ops = &jump_ops;
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else
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return NULL;
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arch__associate_ins_ops(arch, name, ops);
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return ops;
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}
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static
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int loongarch__annotate_init(struct arch *arch, char *cpuid __maybe_unused)
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{
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if (!arch->initialized) {
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arch->associate_instruction_ops = loongarch__associate_ins_ops;
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arch->initialized = true;
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arch->objdump.comment_char = '#';
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}
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return 0;
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}
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