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annotate leo-obj/tool/thumbdis.c @ 132:af0f8bfa3b3a

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leo-obj/Makefile: created
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Mon, 07 Apr 2014 00:59:34 +0000
parents 87b82398a08b
children daeaa5950d10
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
111
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1 /*
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2 * Thumb state disassembly
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3 */
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4
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5 #include <sys/types.h>
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6 #include <stdio.h>
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7 #include <stdlib.h>
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8 #include <string.h>
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9 #include <strings.h>
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10 #include "intstruct.h"
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11 #include "globals.h"
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12
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13 extern unsigned get_u16(), get_u32();
115
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14 extern struct internal_reloc *find_word32_reloc();
111
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15
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16 extern char *regnames[16], *condition_decode[16], *shift_types[4];
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17
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18 static void
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19 format_1_2(word)
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20 unsigned word;
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21 {
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22 unsigned op, imm;
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23
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24 op = (word >> 11) & 3;
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25 if (op != 3) {
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26 /* format 1 */
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27 imm = (word >> 6) & 0x1F;
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28 if (op != 0 && imm == 0)
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29 imm = 32;
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30 printf("%s\t%s, %s, #%u\n", shift_types[op], regnames[word&7],
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31 regnames[(word>>3)&7], imm);
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32 return;
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33 }
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34 /* format 2 */
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35 printf("%s\t%s, %s, ", word&0x200 ? "sub" : "add", regnames[word&7],
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36 regnames[(word>>3)&7]);
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37 if (word & 0x400)
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38 printf("#%u\n", (word >> 6) & 7);
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39 else
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40 printf("%s\n", regnames[(word >> 6) & 7]);
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41 }
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42
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43 static void
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44 format_3(word)
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45 unsigned word;
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46 {
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47 static char *opctab[4] = {"mov", "cmp", "add", "sub"};
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48 unsigned imm;
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49
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50 imm = word & 0xFF;
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51 printf("%s\t%s, #%u", opctab[(word>>11)&3], regnames[(word>>8)&7], imm);
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52 if (imm > 9)
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53 printf("\t; 0x%x", imm);
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54 putchar('\n');
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55 }
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56
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57 static void
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58 format_4(word)
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59 unsigned word;
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60 {
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61 static char *opc[16] = {"and", "eor", "lsl", "lsr",
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62 "asr", "adc", "sbc", "ror",
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63 "tst", "neg", "cmp", "cmn",
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64 "orr", "mul", "bic", "mvn"};
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65
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66 printf("%s\t%s, %s\n", opc[(word>>6)&0xF], regnames[word&7],
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67 regnames[(word>>3)&7]);
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68 }
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69
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70 static void
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71 format_5_bx(word)
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72 unsigned word;
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73 {
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74 if (word & 0x80)
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75 printf("<invalid: blx instead of bx>\n");
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76 else
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77 printf("bx\t%s\n", regnames[(word>>3)&0xF]);
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78 }
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79
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80 static void
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81 format_5_hiops(word)
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82 unsigned word;
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83 {
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84 static char *opctab[3] = {"add", "cmp", "mov"};
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85 int reg1, reg2, op;
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86
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87 if (word & 0xC0) {
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88 reg1 = word & 7;
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89 if (word & 0x80)
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90 reg1 += 8;
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91 reg2 = (word >> 3) & 0xF;
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92 op = (word >> 8) & 3;
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93 if (op == 2 && reg1 == reg2 && reg1 != 15)
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94 printf("nop\t\t\t(mov %s, %s)\n",
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95 regnames[reg1], regnames[reg2]);
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96 else
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97 printf("%s\t%s, %s\n", opctab[op],
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98 regnames[reg1], regnames[reg2]);
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99 } else
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100 printf("<invalid: hi-reg format with both low regs>\n");
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101 }
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102
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103 static void
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104 format_5(word)
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105 unsigned word;
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106 {
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107 if ((word & 0x300) == 0x300)
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108 format_5_bx(word);
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109 else
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110 format_5_hiops(word);
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111 }
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112
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113 static void
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114 format_6(sec, off, word)
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115 struct internal_scnhdr *sec;
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116 unsigned off, word;
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117 {
113
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118 unsigned loff, litoff, datum;
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119 struct internal_reloc *rel;
111
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120
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121 loff = (word & 0xFF) << 2;
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122 off &= ~3;
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123 off += 4;
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124 litoff = off + loff;
113
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125 if (litoff+4 <= sec->size) {
115
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126 rel = find_word32_reloc(sec, litoff);
113
d97fbe98600b tiobjd: recognizing relocs in ldr literals
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 111
diff changeset
127 datum = get_u32(filemap + sec->data_offset + litoff);
d97fbe98600b tiobjd: recognizing relocs in ldr literals
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 111
diff changeset
128 printf("ldr\t%s, =", regnames[(word>>8)&7]);
d97fbe98600b tiobjd: recognizing relocs in ldr literals
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 111
diff changeset
129 if (rel)
d97fbe98600b tiobjd: recognizing relocs in ldr literals
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 111
diff changeset
130 disasm_reloc_target(sec, rel, datum);
d97fbe98600b tiobjd: recognizing relocs in ldr literals
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 111
diff changeset
131 else
d97fbe98600b tiobjd: recognizing relocs in ldr literals
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 111
diff changeset
132 printf("0x%x", datum);
d97fbe98600b tiobjd: recognizing relocs in ldr literals
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 111
diff changeset
133 printf("\t; via 0x%x\n", litoff);
d97fbe98600b tiobjd: recognizing relocs in ldr literals
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 111
diff changeset
134 } else
111
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
135 printf("ldr\t%s, [pc, #%u]\t(0x%x)\n", regnames[(word>>8)&7],
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
136 loff, litoff);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
137 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
138
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
139 static void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
140 format_7(word)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
141 unsigned word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
142 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
143 printf("%s%s\t%s, [%s, %s]\n", word&0x800 ? "ldr" : "str",
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
144 word&0x400 ? "b" : "", regnames[word&7],
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
145 regnames[(word>>3)&7], regnames[(word>>6)&7]);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
146 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
147
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
148 static void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
149 format_8(word)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
150 unsigned word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
151 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
152 static char *opc[4] = {"strh", "ldrsb", "ldrh", "ldrsh"};
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
153
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
154 printf("%s\t%s, [%s, %s]\n", opc[(word>>10)&3], regnames[word&7],
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
155 regnames[(word>>3)&7], regnames[(word>>6)&7]);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
156 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
157
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
158 static void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
159 format_9(word)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
160 unsigned word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
161 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
162 unsigned loff;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
163
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
164 loff = (word >> 6) & 0x1F;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
165 if (!(word & 0x1000))
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
166 loff <<= 2;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
167 printf("%s%s\t%s, [%s, #%u]", word&0x800 ? "ldr" : "str",
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
168 word&0x1000 ? "b" : "", regnames[word&7],
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
169 regnames[(word>>3)&7], loff);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
170 if (loff >= 10)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
171 printf("\t; 0x%x", loff);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
172 putchar('\n');
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
173 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
174
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
175 static void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
176 format_10(word)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
177 unsigned word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
178 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
179 unsigned loff;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
180
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
181 loff = (word >> 6) & 0x1F;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
182 loff <<= 1;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
183 printf("%sh\t%s, [%s, #%u]", word&0x800 ? "ldr" : "str",
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
184 regnames[word&7], regnames[(word>>3)&7], loff);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
185 if (loff >= 10)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
186 printf("\t; 0x%x", loff);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
187 putchar('\n');
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
188 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
189
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
190 static void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
191 format_11(word)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
192 unsigned word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
193 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
194 unsigned loff;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
195
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
196 loff = (word & 0xFF) << 2;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
197 printf("%s\t%s, [sp, #%u]", word&0x800 ? "ldr" : "str",
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
198 regnames[(word>>8)&7], loff);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
199 if (loff >= 10)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
200 printf("\t; 0x%x", loff);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
201 putchar('\n');
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
202 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
203
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
204 static void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
205 format_12(off, word)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
206 unsigned off, word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
207 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
208 unsigned loff;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
209
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
210 loff = (word & 0xFF) << 2;
122
ca82528ec84d tiobjd Thumb disasm: compute results of adding to pc
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 117
diff changeset
211 printf("add\t%s, ", regnames[(word>>8)&7]);
ca82528ec84d tiobjd Thumb disasm: compute results of adding to pc
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 117
diff changeset
212 if (word & 0x800) {
ca82528ec84d tiobjd Thumb disasm: compute results of adding to pc
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 117
diff changeset
213 printf("sp, #%u", loff);
ca82528ec84d tiobjd Thumb disasm: compute results of adding to pc
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 117
diff changeset
214 if (loff >= 10)
ca82528ec84d tiobjd Thumb disasm: compute results of adding to pc
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 117
diff changeset
215 printf("\t; 0x%x", loff);
ca82528ec84d tiobjd Thumb disasm: compute results of adding to pc
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 117
diff changeset
216 putchar('\n');
ca82528ec84d tiobjd Thumb disasm: compute results of adding to pc
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 117
diff changeset
217 } else {
ca82528ec84d tiobjd Thumb disasm: compute results of adding to pc
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 117
diff changeset
218 off &= ~3;
ca82528ec84d tiobjd Thumb disasm: compute results of adding to pc
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 117
diff changeset
219 printf("pc, #%u\t; 0x%x\n", loff, off + 4 + loff);
ca82528ec84d tiobjd Thumb disasm: compute results of adding to pc
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 117
diff changeset
220 }
111
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
221 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
222
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
223 static void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
224 format_13(word)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
225 unsigned word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
226 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
227 unsigned loff;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
228
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
229 if ((word & 0xFF00) != 0xB000) {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
230 printf("<invalid format 13>\n");
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
231 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
232 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
233 loff = (word & 0x7F) << 2;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
234 printf("%s\tsp, #%u", word&0x80 ? "sub" : "add", loff);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
235 if (loff >= 10)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
236 printf("\t; 0x%x", loff);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
237 putchar('\n');
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
238 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
239
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
240 static void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
241 format_14(word)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
242 unsigned word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
243 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
244 int r, flag;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
245
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
246 if ((word & 0xF600) != 0xB400) {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
247 printf("<invalid format 14>\n");
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
248 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
249 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
250 printf("%s\t{", word&0x800 ? "pop" : "push");
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
251 flag = 0;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
252 for (r = 0; r < 9; r++)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
253 if (word & (1 << r)) {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
254 if (flag)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
255 fputs(", ", stdout);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
256 if (r == 8)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
257 fputs(word&0x800 ? "pc" : "lr", stdout);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
258 else
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
259 fputs(regnames[r], stdout);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
260 flag = 1;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
261 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
262 putchar('}');
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
263 putchar('\n');
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
264 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
265
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
266 static void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
267 format_15(word)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
268 unsigned word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
269 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
270 int r, flag;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
271
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
272 printf("%sia\t%s!, {", word&0x800 ? "ldm" : "stm",
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
273 regnames[(word>>8)&7]);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
274 flag = 0;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
275 for (r = 0; r < 8; r++)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
276 if (word & (1 << r)) {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
277 if (flag)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
278 fputs(", ", stdout);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
279 fputs(regnames[r], stdout);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
280 flag = 1;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
281 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
282 putchar('}');
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
283 putchar('\n');
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
284 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
285
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
286 static void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
287 format_16_17(off, word)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
288 unsigned off, word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
289 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
290 unsigned cond;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
291 unsigned dest;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
292
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
293 cond = (word >> 8) & 0xF;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
294 switch (cond) {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
295 case 0xE:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
296 printf("<invalid: bal>\n");
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
297 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
298 case 0xF:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
299 printf("swi\t0x%x\n", word & 0xFF);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
300 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
301 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
302 dest = (word & 0xFF) << 1;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
303 if (dest & 0x00000100)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
304 dest |= 0xFFFFFE00;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
305 dest += off + 4;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
306 printf("b%s\t0x%x\n", condition_decode[cond], dest);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
307 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
308
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
309 static void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
310 format_18(off, word)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
311 unsigned off, word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
312 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
313 unsigned dest;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
314
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
315 if (word & 0x800) {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
316 printf("<invalid format 18>\n");
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
317 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
318 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
319 dest = (word & 0x7FF) << 1;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
320 if (dest & 0x00000800)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
321 dest |= 0xFFFFF000;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
322 dest += off + 4;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
323 printf("b\t0x%x\n", dest);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
324 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
325
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
326 void
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
327 thumb_disasm_line(sec, off)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
328 struct internal_scnhdr *sec;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
329 unsigned off;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
330 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
331 unsigned word;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
332
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
333 word = get_u16(filemap + sec->data_offset + off);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
334 printf("%04x\t\t", word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
335 switch (word >> 12) {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
336 case 0:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
337 case 1:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
338 format_1_2(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
339 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
340 case 2:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
341 case 3:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
342 format_3(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
343 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
344 case 4:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
345 if (word & 0x800)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
346 format_6(sec, off, word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
347 else if (word & 0x400)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
348 format_5(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
349 else
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
350 format_4(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
351 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
352 case 5:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
353 if (word & 0x200)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
354 format_8(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
355 else
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
356 format_7(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
357 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
358 case 6:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
359 case 7:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
360 format_9(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
361 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
362 case 8:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
363 format_10(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
364 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
365 case 9:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
366 format_11(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
367 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
368 case 0xA:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
369 format_12(off, word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
370 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
371 case 0xB:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
372 if (word & 0x400)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
373 format_14(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
374 else
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
375 format_13(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
376 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
377 case 0xC:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
378 format_15(word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
379 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
380 case 0xD:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
381 format_16_17(off, word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
382 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
383 case 0xE:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
384 format_18(off, word);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
385 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
386 case 0xF:
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
387 printf("<half-bl>\n");
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
388 return;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
389 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
390 }
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
391
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
392 thumb_check_bl(sec, off)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
393 struct internal_scnhdr *sec;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
394 unsigned off;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
395 {
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
396 unsigned ins1, ins2;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
397 unsigned dest;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
398
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
399 ins1 = get_u16(filemap + sec->data_offset + off);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
400 if ((ins1 & 0xF800) != 0xF000)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
401 return(0);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
402 ins2 = get_u16(filemap + sec->data_offset + off + 2);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
403 if ((ins2 & 0xF800) != 0xF800)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
404 return(0);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
405 /* match */
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
406 dest = ((ins1 & 0x7FF) << 12) | ((ins2 & 0x7FF) << 1);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
407 if (dest & 0x00400000)
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
408 dest |= 0xFF800000;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
409 dest += off + 4;
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
410 printf("%04x %04x\tbl\t0x%x\n", ins1, ins2, dest);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
411 return(1);
0f94d17899b3 tiobjd: disassembly integrated, no relocs or hints yet
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
412 }
117
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
413
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
414 void
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
415 thumb_bl_reloc(sec, rel)
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
416 struct internal_scnhdr *sec;
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
417 struct internal_reloc *rel;
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
418 {
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
419 unsigned ins1, ins2;
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
420 unsigned dest;
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
421
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
422 ins1 = get_u16(filemap + sec->data_offset + rel->location);
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
423 ins2 = get_u16(filemap + sec->data_offset + rel->location + 2);
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
424 printf("%04x %04x R\t", ins1, ins2);
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
425 if ((ins1 & 0xF800) != 0xF000 || (ins2 & 0xF800) != 0xF800) {
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
426 printf("<invalid Thumb_BL reloc: opcode not BL>\n");
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
427 return;
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
428 }
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
429 dest = ((ins1 & 0x7FF) << 12) | ((ins2 & 0x7FF) << 1);
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
430 if (dest & 0x00400000)
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
431 dest |= 0xFF800000;
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
432 dest += rel->location + 4;
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
433 fputs("bl\t", stdout);
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
434 disasm_reloc_target(sec, rel, dest);
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
435 putchar('\n');
f9fde7f36ae3 tiobjd: Thumb_BL reloc handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 115
diff changeset
436 }