cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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instructions.c (1142B)


      1// SPDX-License-Identifier: GPL-2.0
      2
      3static
      4struct ins_ops *mips__associate_ins_ops(struct arch *arch, const char *name)
      5{
      6	struct ins_ops *ops = NULL;
      7
      8	if (!strncmp(name, "bal", 3) ||
      9	    !strncmp(name, "bgezal", 6) ||
     10	    !strncmp(name, "bltzal", 6) ||
     11	    !strncmp(name, "bgtzal", 6) ||
     12	    !strncmp(name, "blezal", 6) ||
     13	    !strncmp(name, "beqzal", 6) ||
     14	    !strncmp(name, "bnezal", 6) ||
     15	    !strncmp(name, "bgtzl", 5) ||
     16	    !strncmp(name, "bltzl", 5) ||
     17	    !strncmp(name, "bgezl", 5) ||
     18	    !strncmp(name, "blezl", 5) ||
     19	    !strncmp(name, "jialc", 5) ||
     20	    !strncmp(name, "beql", 4) ||
     21	    !strncmp(name, "bnel", 4) ||
     22	    !strncmp(name, "jal", 3))
     23		ops = &call_ops;
     24	else if (!strncmp(name, "jr", 2))
     25		ops = &ret_ops;
     26	else if (name[0] == 'j' || name[0] == 'b')
     27		ops = &jump_ops;
     28	else
     29		return NULL;
     30
     31	arch__associate_ins_ops(arch, name, ops);
     32
     33	return ops;
     34}
     35
     36static
     37int mips__annotate_init(struct arch *arch, char *cpuid __maybe_unused)
     38{
     39	if (!arch->initialized) {
     40		arch->associate_instruction_ops = mips__associate_ins_ops;
     41		arch->initialized = true;
     42		arch->objdump.comment_char = '#';
     43	}
     44
     45	return 0;
     46}