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annotate arm7dis/armdis.c @ 107:c883e60df239

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arm7dis: README and header comments added
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Mon, 31 Mar 2014 06:49:27 +0000
parents fb5ea2758482
children 27c269e408af
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
107
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1 /*
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2 * Lean and mean ARM7TDMI disassembler
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3 * Written by Spacefalcon the Outlaw
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4 */
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5
86
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6 #include <sys/types.h>
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7 #include <stdio.h>
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8 #include <stdlib.h>
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9 #include <string.h>
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10 #include <strings.h>
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11
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12 extern char *binfilename;
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13 extern u_char *filemap;
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14 extern unsigned disasm_len, base_vma;
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15
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16 extern unsigned get_u16(), get_u32();
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17
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18 extern char *regnames[16], *condition_decode[16], *shift_types[4];
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19
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20 static char *dataproc_ops[16] = {"and", "eor", "sub", "rsb",
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21 "add", "adc", "sbc", "rsc",
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22 "tst", "teq", "cmp", "cmn",
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23 "orr", "mov", "bic", "mvn"};
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24
87
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25 static void
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26 arm_branch(off, word)
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27 unsigned off, word;
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28 {
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29 unsigned dest;
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30
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31 dest = (word & 0x00FFFFFF) << 2;
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32 if (dest & 0x02000000)
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33 dest |= 0xFC000000;
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34 dest += base_vma + off + 8;
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35 printf("b%s%s\t0x%x\n", word&0x1000000 ? "l" : "",
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36 condition_decode[word>>28], dest);
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37 }
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38
88
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39 static void
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40 op2_immed(word)
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41 unsigned word;
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42 {
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43 unsigned low8, rot, val;
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44
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45 low8 = word & 0xFF;
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46 rot = (word & 0xF00) >> 7;
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47 val = (low8 << (32 - rot)) | (low8 >> rot);
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48 if (val <= 9)
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49 printf("#%u\n", val);
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50 else
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51 printf("#%u\t; 0x%x\n", val, val);
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52 }
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53
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54 static void
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55 op2_regbyconst(word)
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56 unsigned word;
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57 {
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58 unsigned c, t;
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59
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60 c = (word >> 7) & 0x1F;
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61 t = (word >> 5) & 3;
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62 if (!c) {
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63 switch (t) {
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64 case 0:
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65 printf("%s", regnames[word&0xF]);
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66 return;
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67 case 3:
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68 printf("%s, rrx", regnames[word&0xF]);
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69 return;
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70 default:
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71 c = 32;
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72 }
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73 }
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74 printf("%s, %s #%u", regnames[word&0xF], shift_types[t], c);
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75 }
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76
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77 static void
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78 op2_regbyreg(word)
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79 unsigned word;
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80 {
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81 printf("%s, %s %s", regnames[word&0xF], shift_types[(word>>5)&3],
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82 regnames[(word>>8)&0xF]);
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83 }
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84
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85 static void
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86 op2_regshift(word)
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87 unsigned word;
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88 {
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89 if (word & 0x10)
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90 op2_regbyreg(word);
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91 else
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92 op2_regbyconst(word);
91
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93 putchar('\n');
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94 }
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95
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96 static void
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97 dataproc_op2(word)
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98 unsigned word;
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99 {
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100 if (word & 0x02000000)
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101 op2_immed(word);
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102 else
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103 op2_regshift(word);
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104 }
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105
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106 static void
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107 dataproc_tstcmp_overlay(word)
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108 unsigned word;
88
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109 {
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110 char msrmask[5], *cp;
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111
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112 if ((word & 0x0FFFFFF0) == 0x012FFF10) {
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113 printf("bx%s\t%s\n", condition_decode[word>>28],
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114 regnames[word&0xF]);
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115 return;
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116 } else if ((word & 0x0FBF0FFF) == 0x010F0000) {
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117 printf("mrs%s\t%s, %cPSR\n", condition_decode[word>>28],
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118 regnames[(word>>12)&0xF], word&0x400000 ? 'S' : 'C');
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119 return;
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120 } else if ((word & 0x0DB0F000) == 0x0120F000) {
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121 if (!(word & 0x02000000) && (word & 0xFF0)) {
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122 printf("<invalid MSR>\n");
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123 return;
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124 }
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125 if (word & 0xF0000) {
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126 cp = msrmask;
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127 if (word & 0x80000)
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128 *cp++ = 'f';
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129 if (word & 0x40000)
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130 *cp++ = 's';
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131 if (word & 0x20000)
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132 *cp++ = 'x';
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133 if (word & 0x10000)
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134 *cp++ = 'c';
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135 *cp = '\0';
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 88
diff changeset
136 } else
c5d52666d2eb armdis: BX/MRS/MSR decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 88
diff changeset
137 strcpy(msrmask, "null");
c5d52666d2eb armdis: BX/MRS/MSR decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 88
diff changeset
138 printf("msr%s\t%cPSR_%s, ", condition_decode[word>>28],
c5d52666d2eb armdis: BX/MRS/MSR decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 88
diff changeset
139 word&0x400000 ? 'S' : 'C', msrmask);
c5d52666d2eb armdis: BX/MRS/MSR decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 88
diff changeset
140 dataproc_op2(word);
c5d52666d2eb armdis: BX/MRS/MSR decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 88
diff changeset
141 return;
c5d52666d2eb armdis: BX/MRS/MSR decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 88
diff changeset
142 }
c5d52666d2eb armdis: BX/MRS/MSR decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 88
diff changeset
143 printf("<invalid BX/MRS/MSR>\n");
88
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
144 }
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
145
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
146 static void
90
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
147 dataproc(word)
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
148 unsigned word;
88
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
149 {
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
150 unsigned opc;
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
151
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
152 opc = (word >> 21) & 0xF;
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
153 switch (opc) {
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
154 case 0:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
155 case 1:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
156 case 2:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
157 case 3:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
158 case 4:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
159 case 5:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
160 case 6:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
161 case 7:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
162 case 0xC:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
163 case 0xE:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
164 printf("%s%s%s\t%s, %s, ", dataproc_ops[opc],
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
165 condition_decode[word>>28], word&0x100000 ? "s" : "",
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
166 regnames[(word>>12)&0xF], regnames[(word>>16)&0xF]);
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
167 dataproc_op2(word);
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
168 return;
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
169 case 0xD:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
170 case 0xF:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
171 printf("%s%s%s\t%s, ", dataproc_ops[opc],
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
172 condition_decode[word>>28], word&0x100000 ? "s" : "",
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
173 regnames[(word>>12)&0xF]);
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
174 dataproc_op2(word);
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
175 return;
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
176 case 8:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
177 case 9:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
178 case 0xA:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
179 case 0xB:
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
180 if (word & 0x100000) {
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
181 printf("%s%s\t%s, ", dataproc_ops[opc],
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
182 condition_decode[word>>28],
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
183 regnames[(word>>16)&0xF]);
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
184 dataproc_op2(word);
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
185 } else
90
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
186 dataproc_tstcmp_overlay(word);
88
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
187 return;
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
188 }
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
189 }
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
190
90
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
191 static void
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
192 multiply(word)
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
193 unsigned word;
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
194 {
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
195 if ((word & 0x0FE000F0) == 0x90)
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
196 printf("mul%s%s\t%s, %s, %s\n", condition_decode[word>>28],
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
197 word&0x100000 ? "s" : "", regnames[(word>>16)&0xF],
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
198 regnames[word&0xF], regnames[(word>>8)&0xF]);
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
199 else if ((word & 0x0FE000F0) == 0x00200090)
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
200 printf("mla%s%s\t%s, %s, %s, %s\n", condition_decode[word>>28],
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
201 word&0x100000 ? "s" : "", regnames[(word>>16)&0xF],
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
202 regnames[word&0xF], regnames[(word>>8)&0xF],
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
203 regnames[(word>>12)&0xF]);
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
204 else if ((word & 0x0F8000F0) == 0x00800090)
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
205 printf("%c%sl%s%s\t%s, %s, %s, %s\n",
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
206 word&0x400000 ? 's' : 'u',
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
207 word&0x200000 ? "mla" : "mul",
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
208 condition_decode[word>>28],
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
209 word&0x100000 ? "s" : "",
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
210 regnames[(word>>12)&0xF], regnames[(word>>16)&0xF],
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
211 regnames[word&0xF], regnames[(word>>8)&0xF]);
95
9ed4d0fcb1f6 armdis: swp decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 94
diff changeset
212 else if ((word & 0x0FB00FF0) == 0x01000090)
9ed4d0fcb1f6 armdis: swp decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 94
diff changeset
213 printf("swp%s%s\t%s, %s, [%s]\n", condition_decode[word>>28],
9ed4d0fcb1f6 armdis: swp decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 94
diff changeset
214 word&0x400000, "b", "", regnames[(word>>12)&0xF],
9ed4d0fcb1f6 armdis: swp decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 94
diff changeset
215 regnames[word&0xF], regnames[(word>>16)&0xF]);
90
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
216 else
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
217 printf("<invalid multiply>\n");
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
218 }
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
219
92
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
220 static int
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
221 check_ldr_litpool(off, word, loff, size)
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
222 unsigned off, word, loff;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
223 {
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
224 unsigned litoff, datum;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
225
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
226 /* base reg must be 15 */
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
227 if (((word >> 16) & 0xF) != 15)
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
228 return(0);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
229 /* must be a load */
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
230 if (!(word & 0x100000))
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
231 return(0);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
232 /* no writeback allowed */
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
233 if (word & 0x200000)
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
234 return(0);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
235 /* alignment */
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
236 if (loff & (size - 1))
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
237 return(0);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
238 /* range */
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
239 off += 8;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
240 if (word & 0x800000)
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
241 litoff = off + loff;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
242 else {
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
243 if (loff > off)
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
244 return(0);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
245 litoff = off - loff;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
246 }
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
247 if (litoff >= disasm_len)
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
248 return(0);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
249 /* all checks passed, proceed */
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
250 switch (size) {
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
251 case 1:
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
252 datum = filemap[litoff];
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
253 break;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
254 case 2:
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
255 datum = get_u16(filemap + litoff);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
256 break;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
257 case 4:
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
258 datum = get_u32(filemap + litoff);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
259 break;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
260 }
93
5ebebbc74622 armdis: buglet in literal pool handling: forgot to add base_vma
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 92
diff changeset
261 printf("=0x%x\t; via 0x%x\n", datum, base_vma + litoff);
92
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
262 return(1);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
263 }
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
264
90
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
265 static void
91
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
266 ldr_str_imm_pre(off, word)
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
267 unsigned off, word;
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
268 {
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
269 unsigned loff = word & 0xFFF;
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
270
92
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
271 printf("%s%s%s\t%s, ", word&0x100000 ? "ldr" : "str",
91
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
272 condition_decode[word>>28], word&0x400000 ? "b" : "",
92
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
273 regnames[(word>>12)&0xF]);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
274 if (check_ldr_litpool(off, word, loff, word&0x400000 ? 1 : 4))
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
275 return;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
276 printf("[%s", regnames[(word>>16)&0xF]);
91
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
277 if (loff || word&0x200000)
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
278 printf(", #%s%u", word&0x800000 ? "" : "-", loff);
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
279 putchar(']');
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
280 if (word & 0x200000)
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
281 putchar('!');
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
282 if (loff >= 10)
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
283 printf("\t; 0x%x", loff);
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
284 putchar('\n');
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
285 }
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
286
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
287 static void
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
288 ldr_str_imm_post(word)
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
289 unsigned word;
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
290 {
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
291 unsigned loff = word & 0xFFF;
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
292
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
293 printf("%s%s%s%s\t%s, [%s], #%s%u", word&0x100000 ? "ldr" : "str",
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
294 condition_decode[word>>28], word&0x400000 ? "b" : "",
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
295 word&0x200000 ? "t" : "",
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
296 regnames[(word>>12)&0xF], regnames[(word>>16)&0xF],
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
297 word&0x800000 ? "" : "-", loff);
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
298 if (loff >= 10)
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
299 printf("\t; 0x%x", loff);
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
300 putchar('\n');
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
301 }
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
302
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
303 static void
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
304 ldr_str_reg_pre(word)
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
305 unsigned word;
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
306 {
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
307 if (word & 0x10) {
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
308 printf("<invalid ldr/str: offset reg shift by reg>\n");
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
309 return;
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
310 }
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
311 printf("%s%s%s\t%s, [%s, ", word&0x100000 ? "ldr" : "str",
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
312 condition_decode[word>>28], word&0x400000 ? "b" : "",
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
313 regnames[(word>>12)&0xF], regnames[(word>>16)&0xF]);
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
314 if (!(word & 0x800000))
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
315 putchar('-');
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
316 op2_regbyconst(word);
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
317 putchar(']');
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
318 if (word & 0x200000)
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
319 putchar('!');
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
320 putchar('\n');
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
321 }
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
322
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
323 static void
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
324 ldr_str_reg_post(word)
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
325 unsigned word;
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
326 {
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
327 if (word & 0x10) {
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
328 printf("<invalid ldr/str: offset reg shift by reg>\n");
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
329 return;
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
330 }
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
331 printf("%s%s%s%s\t%s, [%s], ", word&0x100000 ? "ldr" : "str",
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
332 condition_decode[word>>28], word&0x400000 ? "b" : "",
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
333 word&0x200000 ? "t" : "",
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
334 regnames[(word>>12)&0xF], regnames[(word>>16)&0xF]);
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
335 if (!(word & 0x800000))
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
336 putchar('-');
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
337 op2_regbyconst(word);
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
338 putchar('\n');
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
339 }
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
340
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
341 static void
90
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
342 ldr_str_ext(off, word)
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
343 unsigned off, word;
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
344 {
92
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
345 unsigned loff;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
346
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
347 if (!(word&0x01000000) && word&0x200000) {
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
348 printf("<invalid ldrh/strh: P=0, W=1>\n");
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
349 return;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
350 }
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
351 if (!(word&0x400000) && word&0xF00) {
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
352 printf("<invalid ldrh/strh: SBZ!=0>\n");
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
353 return;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
354 }
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
355 printf("%s%s%s%c\t%s, ", word&0x100000 ? "ldr" : "str",
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
356 condition_decode[word>>28],
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
357 word&0x40 ? "s" : "",
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
358 word&0x20 ? 'h' : 'b',
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
359 regnames[(word>>12)&0xF]);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
360 if (word & 0x400000)
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
361 loff = ((word & 0xF00) >> 4) | (word & 0xF);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
362 switch (word & 0x01400000) {
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
363 case 0:
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
364 /* reg post */
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
365 printf("[%s], %s%s", regnames[(word>>16)&0xF],
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
366 word&0x800000 ? "" : "-", regnames[word&0xF]);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
367 break;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
368 case 0x400000:
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
369 /* imm post */
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
370 printf("[%s], #%s%u", regnames[(word>>16)&0xF],
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
371 word&0x800000 ? "" : "-", loff);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
372 if (loff >= 10)
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
373 printf("\t; 0x%x", loff);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
374 break;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
375 case 0x01000000:
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
376 /* reg pre */
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
377 printf("[%s, %s%s]%s", regnames[(word>>16)&0xF],
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
378 word&0x800000 ? "" : "-", regnames[word&0xF],
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
379 word&0x200000 ? "!" : "");
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
380 break;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
381 case 0x01400000:
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
382 /* imm pre */
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
383 if (check_ldr_litpool(off, word, loff, word&0x20 ? 2 : 1))
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
384 return;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
385 printf("[%s", regnames[(word>>16)&0xF]);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
386 if (loff || word&0x200000)
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
387 printf(", #%s%u", word&0x800000 ? "" : "-", loff);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
388 putchar(']');
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
389 if (word & 0x200000)
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
390 putchar('!');
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
391 if (loff >= 10)
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
392 printf("\t; 0x%x", loff);
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
393 break;
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
394 }
708f2452d1ae armdis: full ldr/str decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 91
diff changeset
395 putchar('\n');
90
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
396 }
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
397
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
398 static void
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
399 dataproc_74_overlay(off, word)
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
400 unsigned off, word;
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
401 {
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
402 if (word & 0x60)
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
403 ldr_str_ext(off, word);
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
404 else
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
405 multiply(word);
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
406 }
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
407
94
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
408 static void
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
409 ldm_stm(word)
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
410 unsigned word;
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
411 {
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
412 int r, flag;
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
413
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
414 printf("%s%s%c%c\t%s", word&0x100000 ? "ldm" : "stm",
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
415 condition_decode[word>>28],
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
416 word&0x800000 ? 'i' : 'd', word&0x01000000 ? 'b' : 'a',
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
417 regnames[(word>>16)&0xF]);
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
418 if (word & 0x200000)
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
419 putchar('!');
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
420 fputs(", {", stdout);
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
421 flag = 0;
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
422 for (r = 0; r < 16; r++)
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
423 if (word & (1 << r)) {
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
424 if (flag)
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
425 fputs(", ", stdout);
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
426 fputs(regnames[r], stdout);
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
427 flag = 1;
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
428 }
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
429 putchar('}');
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
430 if (word & 0x400000)
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
431 putchar('^');
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
432 putchar('\n');
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
433 }
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
434
86
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
435 void
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
436 arm_disasm_line(off)
87
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
437 unsigned off;
86
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
438 {
87
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
439 unsigned word;
86
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
440
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
441 word = get_u32(filemap + off);
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
442 printf("%8x:\t%08x\t", base_vma + off, word);
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
443 if ((word >> 28) == 0xF) {
91
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
444 printf("<invalid-F>\n");
86
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
445 return;
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
446 }
87
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
447 switch ((word >> 24) & 0xF) {
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
448 case 0:
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
449 case 1:
88
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
450 if ((word & 0x90) == 0x90)
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
451 dataproc_74_overlay(off, word);
691551f0635b armdis: implemented decoding of data processing instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 87
diff changeset
452 else
90
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
453 dataproc(word);
87
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
454 return;
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
455 case 2:
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
456 case 3:
90
f68d8e7a904f armdis: implemented decoding of multiplication instructions
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 89
diff changeset
457 dataproc(word);
87
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
458 return;
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
459 case 4:
91
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
460 ldr_str_imm_post(word);
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
461 return;
87
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
462 case 5:
91
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
463 ldr_str_imm_pre(off, word);
87
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
464 return;
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
465 case 6:
91
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
466 ldr_str_reg_post(word);
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
467 return;
87
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
468 case 7:
91
daf69d5edb3f armdis: ldr/str decoding implemented (but not PC-relative ldr yet)
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 90
diff changeset
469 ldr_str_reg_pre(word);
87
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
470 return;
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
471 case 8:
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
472 case 9:
94
915e2ca2813d armdis: ldm/stm decoding implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 93
diff changeset
473 ldm_stm(word);
87
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
474 return;
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
475 case 0xA:
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
476 case 0xB:
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
477 arm_branch(off, word);
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
478 return;
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
479 case 0xC:
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
480 case 0xD:
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
481 case 0xE:
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
482 printf("<COPROCESSOR>\n");
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
483 return;
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
484 case 0xF:
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
485 printf("swi%s\t0x%x\n", condition_decode[word>>28],
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
486 word & 0xFFFFFF);
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
487 return;
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
488 }
86
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
489 }
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
490
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
491 main(argc, argv)
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
492 char **argv;
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
493 {
87
f7fba8518fa2 armdis: skeleton compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 86
diff changeset
494 unsigned off;
86
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
495
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
496 common_init(argc, argv, 4);
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
497 for (off = 0; off < disasm_len; off += 4)
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
498 arm_disasm_line(off);
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
499 exit(0);
537cf2245d98 beginning of ARM7 disassembler
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
500 }