1 // SPDX-License-Identifier: GPL-2.0 1 // SPDX-License-Identifier: GPL-2.0
2 2
3 static !! 3 static int is_branch_cond(const char *cond)
4 struct ins_ops *mips__associate_ins_ops(struct !! 4 {
>> 5 if (cond[0] == '\0')
>> 6 return 1;
>> 7
>> 8 if (cond[0] == 'a' && cond[1] == '\0')
>> 9 return 1;
>> 10
>> 11 if (cond[0] == 'c' &&
>> 12 (cond[1] == 'c' || cond[1] == 's') &&
>> 13 cond[2] == '\0')
>> 14 return 1;
>> 15
>> 16 if (cond[0] == 'e' &&
>> 17 (cond[1] == '\0' ||
>> 18 (cond[1] == 'q' && cond[2] == '\0')))
>> 19 return 1;
>> 20
>> 21 if (cond[0] == 'g' &&
>> 22 (cond[1] == '\0' ||
>> 23 (cond[1] == 't' && cond[2] == '\0') ||
>> 24 (cond[1] == 'e' && cond[2] == '\0') ||
>> 25 (cond[1] == 'e' && cond[2] == 'u' && cond[3] == '\0')))
>> 26 return 1;
>> 27
>> 28 if (cond[0] == 'l' &&
>> 29 (cond[1] == '\0' ||
>> 30 (cond[1] == 't' && cond[2] == '\0') ||
>> 31 (cond[1] == 'u' && cond[2] == '\0') ||
>> 32 (cond[1] == 'e' && cond[2] == '\0') ||
>> 33 (cond[1] == 'e' && cond[2] == 'u' && cond[3] == '\0')))
>> 34 return 1;
>> 35
>> 36 if (cond[0] == 'n' &&
>> 37 (cond[1] == '\0' ||
>> 38 (cond[1] == 'e' && cond[2] == '\0') ||
>> 39 (cond[1] == 'z' && cond[2] == '\0') ||
>> 40 (cond[1] == 'e' && cond[2] == 'g' && cond[3] == '\0')))
>> 41 return 1;
>> 42
>> 43 if (cond[0] == 'b' &&
>> 44 cond[1] == 'p' &&
>> 45 cond[2] == 'o' &&
>> 46 cond[3] == 's' &&
>> 47 cond[4] == '\0')
>> 48 return 1;
>> 49
>> 50 if (cond[0] == 'v' &&
>> 51 (cond[1] == 'c' || cond[1] == 's') &&
>> 52 cond[2] == '\0')
>> 53 return 1;
>> 54
>> 55 if (cond[0] == 'b' &&
>> 56 cond[1] == 'z' &&
>> 57 cond[2] == '\0')
>> 58 return 1;
>> 59
>> 60 return 0;
>> 61 }
>> 62
>> 63 static int is_branch_reg_cond(const char *cond)
>> 64 {
>> 65 if ((cond[0] == 'n' || cond[0] == 'l') &&
>> 66 cond[1] == 'z' &&
>> 67 cond[2] == '\0')
>> 68 return 1;
>> 69
>> 70 if (cond[0] == 'z' &&
>> 71 cond[1] == '\0')
>> 72 return 1;
>> 73
>> 74 if ((cond[0] == 'g' || cond[0] == 'l') &&
>> 75 cond[1] == 'e' &&
>> 76 cond[2] == 'z' &&
>> 77 cond[3] == '\0')
>> 78 return 1;
>> 79
>> 80 if (cond[0] == 'g' &&
>> 81 cond[1] == 'z' &&
>> 82 cond[2] == '\0')
>> 83 return 1;
>> 84
>> 85 return 0;
>> 86 }
>> 87
>> 88 static int is_branch_float_cond(const char *cond)
>> 89 {
>> 90 if (cond[0] == '\0')
>> 91 return 1;
>> 92
>> 93 if ((cond[0] == 'a' || cond[0] == 'e' ||
>> 94 cond[0] == 'z' || cond[0] == 'g' ||
>> 95 cond[0] == 'l' || cond[0] == 'n' ||
>> 96 cond[0] == 'o' || cond[0] == 'u') &&
>> 97 cond[1] == '\0')
>> 98 return 1;
>> 99
>> 100 if (((cond[0] == 'g' && cond[1] == 'e') ||
>> 101 (cond[0] == 'l' && (cond[1] == 'e' ||
>> 102 cond[1] == 'g')) ||
>> 103 (cond[0] == 'n' && (cond[1] == 'e' ||
>> 104 cond[1] == 'z')) ||
>> 105 (cond[0] == 'u' && (cond[1] == 'e' ||
>> 106 cond[1] == 'g' ||
>> 107 cond[1] == 'l'))) &&
>> 108 cond[2] == '\0')
>> 109 return 1;
>> 110
>> 111 if (cond[0] == 'u' &&
>> 112 (cond[1] == 'g' || cond[1] == 'l') &&
>> 113 cond[2] == 'e' &&
>> 114 cond[3] == '\0')
>> 115 return 1;
>> 116
>> 117 return 0;
>> 118 }
>> 119
>> 120 static struct ins_ops *sparc__associate_instruction_ops(struct arch *arch, const char *name)
5 { 121 {
6 struct ins_ops *ops = NULL; 122 struct ins_ops *ops = NULL;
7 123
8 if (!strncmp(name, "bal", 3) || !! 124 if (!strcmp(name, "call") ||
9 !strncmp(name, "bgezal", 6) || !! 125 !strcmp(name, "jmp") ||
10 !strncmp(name, "bltzal", 6) || !! 126 !strcmp(name, "jmpl")) {
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; 127 ops = &call_ops;
24 else if (!strncmp(name, "jr", 2)) !! 128 } else if (!strcmp(name, "ret") ||
>> 129 !strcmp(name, "retl") ||
>> 130 !strcmp(name, "return")) {
25 ops = &ret_ops; 131 ops = &ret_ops;
26 else if (name[0] == 'j' || name[0] == !! 132 } else if (!strcmp(name, "mov")) {
27 ops = &jump_ops; !! 133 ops = &mov_ops;
28 else !! 134 } else {
29 return NULL; !! 135 if (name[0] == 'c' &&
>> 136 (name[1] == 'w' || name[1] == 'x'))
>> 137 name += 2;
>> 138
>> 139 if (name[0] == 'b') {
>> 140 const char *cond = name + 1;
>> 141
>> 142 if (cond[0] == 'r') {
>> 143 if (is_branch_reg_cond(cond + 1))
>> 144 ops = &jump_ops;
>> 145 } else if (is_branch_cond(cond)) {
>> 146 ops = &jump_ops;
>> 147 }
>> 148 } else if (name[0] == 'f' && name[1] == 'b') {
>> 149 if (is_branch_float_cond(name + 2))
>> 150 ops = &jump_ops;
>> 151 }
>> 152 }
30 153
31 arch__associate_ins_ops(arch, name, op !! 154 if (ops)
>> 155 arch__associate_ins_ops(arch, name, ops);
32 156
33 return ops; 157 return ops;
34 } 158 }
35 159
36 static !! 160 static int sparc__annotate_init(struct arch *arch, char *cpuid __maybe_unused)
37 int mips__annotate_init(struct arch *arch, cha <<
38 { 161 {
39 if (!arch->initialized) { 162 if (!arch->initialized) {
40 arch->associate_instruction_op <<
41 arch->initialized = true; 163 arch->initialized = true;
>> 164 arch->associate_instruction_ops = sparc__associate_instruction_ops;
42 arch->objdump.comment_char = ' 165 arch->objdump.comment_char = '#';
43 } 166 }
44 167
45 return 0; 168 return 0;
46 } 169 }
47 170
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