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- doc: added disassembly examples for many platforms and calling conventions, for reference
author Tassilo Philipp
date Fri, 22 Nov 2019 23:08:59 +0100
parents
children c73c59c8b553
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327
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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1 ; #include <stdlib.h>
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2 ;
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3 ; void leaf_call(int b, int c, int d, int e, int f, int g, int h)
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4 ; {
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5 ; }
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6 ;
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7 ; void nonleaf_call(int a, int b, int c, int d, int e, int f, int g, int h)
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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8 ; {
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9 ; /* use some local data */
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10 ; *(char*)alloca(220) = 'L';
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11 ; leaf_call(b, c, d, e, f, g, h);
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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12 ; }
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13 ;
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14 ; int main()
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15 ; {
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16 ; nonleaf_call(0, 1, 2, 3, 4, 5, 6, 7);
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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17 ; return 0;
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18 ; }
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19
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20
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21
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22 ; output from debian-4.0_r3-sparc w/ gcc 4.1.2
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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23
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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24 00000000 <leaf_call>:
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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25 0: 9d e3 bf 98 save %sp, -104, %sp
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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26 4: f0 27 a0 44 st %i0, [ %fp + 0x44 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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27 8: f2 27 a0 48 st %i1, [ %fp + 0x48 ]
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28 c: f4 27 a0 4c st %i2, [ %fp + 0x4c ]
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29 10: f6 27 a0 50 st %i3, [ %fp + 0x50 ]
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30 14: f8 27 a0 54 st %i4, [ %fp + 0x54 ]
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31 18: fa 27 a0 58 st %i5, [ %fp + 0x58 ]
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32 1c: 81 e8 00 00 restore
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33 20: 81 c3 e0 08 retl
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34 24: 01 00 00 00 nop
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35
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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36 00000028 <nonleaf_call>:
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37 28: 9d e3 bf 88 save %sp, -120, %sp ; prolog
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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38 2c: f0 27 a0 44 st %i0, [ %fp + 0x44 ] ; |
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39 30: f2 27 a0 48 st %i1, [ %fp + 0x48 ] ; |
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40 34: f4 27 a0 4c st %i2, [ %fp + 0x4c ] ; | write input to prev frame's spill area
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41 38: f6 27 a0 50 st %i3, [ %fp + 0x50 ] ; | (e.g. offset = 68 for i0, jumping over i*/l* save area and aggregate return pointer)
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42 3c: f8 27 a0 54 st %i4, [ %fp + 0x54 ] ; |
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43 40: fa 27 a0 58 st %i5, [ %fp + 0x58 ] ; |
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44 44: 9c 03 bf 20 add %sp, -224, %sp ; alloca(220) - with 4b padding (multiple of 8), and ...
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45 48: 82 03 a0 64 add %sp, 0x64, %g1 ; ... at least 100b at top of stack, via ...
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46 4c: c2 27 bf f4 st %g1, [ %fp + -12 ] ; ... local space (pointlessly) ...
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47 50: c4 07 bf f4 ld [ %fp + -12 ], %g2 ; ... to g2
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48 54: 82 00 a0 07 add %g2, 7, %g1 ; |
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49 58: 83 30 60 03 srl %g1, 3, %g1 ; | 8b alignment of alloca()'d space pointed to by g1
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50 5c: 83 28 60 03 sll %g1, 3, %g1 ; |
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51 60: c2 27 bf f4 st %g1, [ %fp + -12 ] ; free g1 again by copy via temp space, ...
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52 64: c4 07 bf f4 ld [ %fp + -12 ], %g2 ; ... to g2
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53 68: 82 10 20 4c mov 0x4c, %g1 ; 'L' -> g1, and ...
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54 6c: c2 28 80 00 stb %g1, [ %g2 ] ; ... store in aligned alloca()'d space
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55 70: c2 07 a0 60 ld [ %fp + 0x60 ], %g1 ; arg 6 (fetched from prev frame's stack param area), and ...
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56 74: c2 23 a0 5c st %g1, [ %sp + 0x5c ] ; ... "pushed" onto stack
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57 78: d0 07 a0 48 ld [ %fp + 0x48 ], %o0 ; |
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58 7c: d2 07 a0 4c ld [ %fp + 0x4c ], %o1 ; |
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59 80: d4 07 a0 50 ld [ %fp + 0x50 ], %o2 ; |
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60 84: d6 07 a0 54 ld [ %fp + 0x54 ], %o3 ; | arg 0,1,2,3,4 (fetched from prev frame's spill area)
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61 88: d8 07 a0 58 ld [ %fp + 0x58 ], %o4 ; |
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62 8c: da 07 a0 5c ld [ %fp + 0x5c ], %o5 ; arg 5 (fetched from prev frame's stack param area)
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63 90: 40 00 00 00 call 90 <nonleaf_call+0x68> ; call leaf_call (objdump not from final link but .o)
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64 94: 01 00 00 00 nop ; branch delay slot
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65 98: 81 e8 00 00 restore ; |
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66 9c: 81 c3 e0 08 retl ; | epilog
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67 a0: 01 00 00 00 nop ; | branch delay slot
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68
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69 000000a4 <main>:
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70 a4: 9d e3 bf 90 save %sp, -112, %sp ; prolog
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71 a8: 82 10 20 06 mov 6, %g1 ; arg 6, ...
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72 ac: c2 23 a0 5c st %g1, [ %sp + 0x5c ] ; ... "pushed" onto stack
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73 b0: 82 10 20 07 mov 7, %g1 ; arg 7, ...
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74 b4: c2 23 a0 60 st %g1, [ %sp + 0x60 ] ; ... "pushed" onto stack
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75 b8: 90 10 20 00 clr %o0 ; arg 0
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76 bc: 92 10 20 01 mov 1, %o1 ; arg 1
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77 c0: 94 10 20 02 mov 2, %o2 ; arg 2
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78 c4: 96 10 20 03 mov 3, %o3 ; arg 3
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79 c8: 98 10 20 04 mov 4, %o4 ; arg 4
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80 cc: 9a 10 20 05 mov 5, %o5 ; arg 5
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81 d0: 40 00 00 00 call d0 <main+0x2c> ; call nonleaf_call (objdump not from final link but .o)
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82 d4: 01 00 00 00 nop ; branch delay slot
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83 d8: 82 10 20 00 clr %g1 ! 0 <leaf_call> ; |
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84 dc: b0 10 00 01 mov %g1, %i0 ; / return value
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85 e0: 81 e8 00 00 restore ; \
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86 e4: 81 c3 e0 08 retl ; | epilog
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87 e8: 01 00 00 00 nop ; | branch delay slot
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88
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89
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90
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91 ; output from netbsd-6.0-sparc w/ gcc 4.5.3
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92
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93 00000000 <leaf_call>:
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94 0: 9d e3 bf a0 save %sp, -96, %sp
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95 4: f0 27 a0 44 st %i0, [ %fp + 0x44 ]
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96 8: f2 27 a0 48 st %i1, [ %fp + 0x48 ]
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97 c: f4 27 a0 4c st %i2, [ %fp + 0x4c ]
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98 10: f6 27 a0 50 st %i3, [ %fp + 0x50 ]
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99 14: f8 27 a0 54 st %i4, [ %fp + 0x54 ]
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100 18: fa 27 a0 58 st %i5, [ %fp + 0x58 ]
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101 1c: 81 e8 00 00 restore
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102 20: 81 c3 e0 08 retl
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103 24: 01 00 00 00 nop
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104
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105 00000028 <nonleaf_call>:
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106 28: 9d e3 bf 98 save %sp, -104, %sp
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107 2c: f0 27 a0 44 st %i0, [ %fp + 0x44 ]
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108 30: f2 27 a0 48 st %i1, [ %fp + 0x48 ]
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109 34: f4 27 a0 4c st %i2, [ %fp + 0x4c ]
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110 38: f6 27 a0 50 st %i3, [ %fp + 0x50 ]
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111 3c: f8 27 a0 54 st %i4, [ %fp + 0x54 ]
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112 40: fa 27 a0 58 st %i5, [ %fp + 0x58 ]
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113 44: 9c 03 bf 20 add %sp, -224, %sp
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114 48: 82 03 a0 64 add %sp, 0x64, %g1
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115 4c: 82 00 60 07 add %g1, 7, %g1
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116 50: 83 30 60 03 srl %g1, 3, %g1
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117 54: 83 28 60 03 sll %g1, 3, %g1
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118 58: 84 10 20 4c mov 0x4c, %g2
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119 5c: c4 28 40 00 stb %g2, [ %g1 ]
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120 60: c2 07 a0 60 ld [ %fp + 0x60 ], %g1
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121 64: c2 23 a0 5c st %g1, [ %sp + 0x5c ]
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122 68: d0 07 a0 48 ld [ %fp + 0x48 ], %o0
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123 6c: d2 07 a0 4c ld [ %fp + 0x4c ], %o1
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124 70: d4 07 a0 50 ld [ %fp + 0x50 ], %o2
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125 74: d6 07 a0 54 ld [ %fp + 0x54 ], %o3
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126 78: d8 07 a0 58 ld [ %fp + 0x58 ], %o4
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127 7c: da 07 a0 5c ld [ %fp + 0x5c ], %o5
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128 80: 40 00 00 00 call 80 <nonleaf_call+0x58>
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129 84: 01 00 00 00 nop
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130 88: 81 e8 00 00 restore
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131 8c: 81 c3 e0 08 retl
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132 90: 01 00 00 00 nop
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133
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134 00000094 <main>:
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135 94: 9d e3 bf 98 save %sp, -104, %sp
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136 98: 82 10 20 06 mov 6, %g1
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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137 9c: c2 23 a0 5c st %g1, [ %sp + 0x5c ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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138 a0: 82 10 20 07 mov 7, %g1
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139 a4: c2 23 a0 60 st %g1, [ %sp + 0x60 ]
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140 a8: 90 10 20 00 clr %o0
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141 ac: 92 10 20 01 mov 1, %o1
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142 b0: 94 10 20 02 mov 2, %o2
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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143 b4: 96 10 20 03 mov 3, %o3
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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144 b8: 98 10 20 04 mov 4, %o4
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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145 bc: 9a 10 20 05 mov 5, %o5
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146 c0: 40 00 00 00 call c0 <main+0x2c>
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147 c4: 01 00 00 00 nop
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148 c8: 82 10 20 00 clr %g1 ! 0 <leaf_call>
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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149 cc: b0 10 00 01 mov %g1, %i0
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150 d0: 81 e8 00 00 restore
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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151 d4: 81 c3 e0 08 retl
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152 d8: 01 00 00 00 nop
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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153
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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diff changeset
154
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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155
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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156 ; output from openbsd-5.8-sparc w/ gcc 4.2.1
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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157
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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158 00000000 <leaf_call>:
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159 0: 9d e3 bf 90 save %sp, -112, %sp
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160 4: f0 27 a0 44 st %i0, [ %fp + 0x44 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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161 8: f2 27 a0 48 st %i1, [ %fp + 0x48 ]
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162 c: f4 27 a0 4c st %i2, [ %fp + 0x4c ]
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163 10: f6 27 a0 50 st %i3, [ %fp + 0x50 ]
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164 14: f8 27 a0 54 st %i4, [ %fp + 0x54 ]
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165 18: fa 27 a0 58 st %i5, [ %fp + 0x58 ]
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166 1c: 81 e8 00 00 restore
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167 20: 81 c3 e0 08 retl
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168 24: 01 00 00 00 nop
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169 28: ae 03 c0 17 add %o7, %l7, %l7
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170 2c: 81 c3 e0 08 retl
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171 30: 01 00 00 00 nop
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172
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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173 00000034 <nonleaf_call>:
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174 34: 9d e3 bf 80 save %sp, -128, %sp
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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175 38: 2f 00 00 00 sethi %hi(0), %l7
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176 3c: ae 05 e0 00 add %l7, 0, %l7 ! 0 <leaf_call>
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177 40: 7f ff ff fa call 28 <leaf_call+0x28>
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178 44: 01 00 00 00 nop
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179 48: f0 27 a0 44 st %i0, [ %fp + 0x44 ]
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180 4c: f2 27 a0 48 st %i1, [ %fp + 0x48 ]
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181 50: f4 27 a0 4c st %i2, [ %fp + 0x4c ]
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182 54: f6 27 a0 50 st %i3, [ %fp + 0x50 ]
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183 58: f8 27 a0 54 st %i4, [ %fp + 0x54 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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184 5c: fa 27 a0 58 st %i5, [ %fp + 0x58 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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185 60: 03 00 00 00 sethi %hi(0), %g1
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186 64: 82 10 60 00 mov %g1, %g1 ! 0 <leaf_call>
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187 68: c2 05 c0 01 ld [ %l7 + %g1 ], %g1
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188 6c: c4 00 40 00 ld [ %g1 ], %g2
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189 70: c4 27 bf f4 st %g2, [ %fp + -12 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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190 74: 84 10 20 00 clr %g2
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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191 78: 9c 03 bf 20 add %sp, -224, %sp
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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192 7c: 86 03 a0 64 add %sp, 0x64, %g3
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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193 80: c6 27 bf ec st %g3, [ %fp + -20 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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194 84: c4 07 bf ec ld [ %fp + -20 ], %g2
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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195 88: 82 00 a0 07 add %g2, 7, %g1
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196 8c: 83 30 60 03 srl %g1, 3, %g1
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197 90: 83 28 60 03 sll %g1, 3, %g1
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198 94: c2 27 bf ec st %g1, [ %fp + -20 ]
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199 98: c4 07 bf ec ld [ %fp + -20 ], %g2
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200 9c: 82 10 20 4c mov 0x4c, %g1
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201 a0: c2 28 80 00 stb %g1, [ %g2 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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202 a4: c2 07 a0 60 ld [ %fp + 0x60 ], %g1
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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203 a8: c2 23 a0 5c st %g1, [ %sp + 0x5c ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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204 ac: d0 07 a0 48 ld [ %fp + 0x48 ], %o0
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205 b0: d2 07 a0 4c ld [ %fp + 0x4c ], %o1
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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206 b4: d4 07 a0 50 ld [ %fp + 0x50 ], %o2
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207 b8: d6 07 a0 54 ld [ %fp + 0x54 ], %o3
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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208 bc: d8 07 a0 58 ld [ %fp + 0x58 ], %o4
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209 c0: da 07 a0 5c ld [ %fp + 0x5c ], %o5
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210 c4: 40 00 00 00 call c4 <nonleaf_call+0x90>
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211 c8: 01 00 00 00 nop
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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212 cc: 03 00 00 00 sethi %hi(0), %g1
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213 d0: 82 10 60 00 mov %g1, %g1 ! 0 <leaf_call>
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214 d4: c2 05 c0 01 ld [ %l7 + %g1 ], %g1
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215 d8: c6 07 bf f4 ld [ %fp + -12 ], %g3
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216 dc: c4 00 40 00 ld [ %g1 ], %g2
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217 e0: 86 98 c0 02 xorcc %g3, %g2, %g3
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218 e4: 84 10 20 00 clr %g2
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219 e8: 02 80 00 08 be 108 <nonleaf_call+0xd4>
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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220 ec: 01 00 00 00 nop
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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221 f0: 03 00 00 00 sethi %hi(0), %g1
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222 f4: 82 10 60 00 mov %g1, %g1 ! 0 <leaf_call>
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223 f8: c2 05 c0 01 ld [ %l7 + %g1 ], %g1
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224 fc: 90 10 00 01 mov %g1, %o0
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225 100: 40 00 00 00 call 100 <nonleaf_call+0xcc>
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226 104: 01 00 00 00 nop
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227 108: 81 e8 00 00 restore
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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228 10c: 81 c3 e0 08 retl
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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229 110: 01 00 00 00 nop
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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230
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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231 00000114 <main>:
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232 114: 9d e3 bf 88 save %sp, -120, %sp
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233 118: 82 10 20 06 mov 6, %g1
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234 11c: c2 23 a0 5c st %g1, [ %sp + 0x5c ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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235 120: 82 10 20 07 mov 7, %g1
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236 124: c2 23 a0 60 st %g1, [ %sp + 0x60 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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237 128: 90 10 20 00 clr %o0
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238 12c: 92 10 20 01 mov 1, %o1
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239 130: 94 10 20 02 mov 2, %o2
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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240 134: 96 10 20 03 mov 3, %o3
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241 138: 98 10 20 04 mov 4, %o4
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242 13c: 9a 10 20 05 mov 5, %o5
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243 140: 40 00 00 00 call 140 <main+0x2c>
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244 144: 01 00 00 00 nop
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245 148: 82 10 20 00 clr %g1 ! 0 <leaf_call>
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246 14c: b0 10 00 01 mov %g1, %i0
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247 150: 81 e8 00 00 restore
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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248 154: 81 c3 e0 08 retl
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249 158: 01 00 00 00 nop
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250
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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251
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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252
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253 ; --------------------- with float params and aggregate return value ------------------->
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254
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255 ; #include <stdlib.h>
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256 ;
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257 ; void leaf_call(int b, float c, int d, float e, int f, int g, int h)
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258 ; {
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259 ; }
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260 ;
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261 ; struct aggr { int x; int y; int z; };
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262 ;
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263 ; struct aggr nonleaf_call(int a, int b, float c, int d, float e, int f, int g, int h)
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264 ; {
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265 ; struct aggr st = { b, d, f };
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266 ; /* use some local data */
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267 ; *(char*)alloca(220) = 'L';
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268 ; leaf_call(b, c, d, e, f, g, h);
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269 ;
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270 ; return st;
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271 ; }
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272 ;
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273 ; int main()
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274 ; {
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275 ; struct aggr st = nonleaf_call(0, 1, 2.f, 3, 4.f, 5, 6, 7);
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276 ; return 0;
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277 ; }
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278
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279
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280
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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281 ; output from debian-4.0_r3-sparc w/ gcc 4.1.2
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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282
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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283 00000000 <leaf_call>:
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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284 0: 9d e3 bf 98 save %sp, -104, %sp
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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285 4: f0 27 a0 44 st %i0, [ %fp + 0x44 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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286 8: f2 27 a0 48 st %i1, [ %fp + 0x48 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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287 c: f4 27 a0 4c st %i2, [ %fp + 0x4c ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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288 10: f6 27 a0 50 st %i3, [ %fp + 0x50 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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289 14: f8 27 a0 54 st %i4, [ %fp + 0x54 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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290 18: fa 27 a0 58 st %i5, [ %fp + 0x58 ]
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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291 1c: 81 e8 00 00 restore
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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292 20: 81 c3 e0 08 retl
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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293 24: 01 00 00 00 nop
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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294
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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295 00000028 <nonleaf_call>:
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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296 28: 9d e3 bf 78 save %sp, -136, %sp ; prolog
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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297 2c: e0 07 a0 40 ld [ %fp + 0x40 ], %l0 ; pointer to struct to return -> l0
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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298 30: f0 27 a0 44 st %i0, [ %fp + 0x44 ] ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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299 34: f2 27 a0 48 st %i1, [ %fp + 0x48 ] ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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300 38: f4 27 a0 4c st %i2, [ %fp + 0x4c ] ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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301 3c: f6 27 a0 50 st %i3, [ %fp + 0x50 ] ; | write input to prev frame's spill area
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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302 40: f8 27 a0 54 st %i4, [ %fp + 0x54 ] ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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303 44: fa 27 a0 58 st %i5, [ %fp + 0x58 ] ; /
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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304 48: c2 07 a0 48 ld [ %fp + 0x48 ], %g1 ; \
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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305 4c: c2 27 bf ec st %g1, [ %fp + -20 ] ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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306 50: c2 07 a0 50 ld [ %fp + 0x50 ], %g1 ; | in arg 1,3,5 (the ints to be returned in struct), ...
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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307 54: c2 27 bf f0 st %g1, [ %fp + -16 ] ; | ... copied to temp space in local area for later use
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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308 58: c2 07 a0 58 ld [ %fp + 0x58 ], %g1 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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309 5c: c2 27 bf f4 st %g1, [ %fp + -12 ] ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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310 60: 9c 03 bf 20 add %sp, -224, %sp ; alloca(220) - with 4b padding (multiple of 8), and ...
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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311 64: 82 03 a0 64 add %sp, 0x64, %g1 ; ... at least 100b at top of stack, via ...
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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312 68: c2 27 bf e4 st %g1, [ %fp + -28 ] ; ... local space (pointlessly) ...
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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313 6c: c4 07 bf e4 ld [ %fp + -28 ], %g2 ; ... to g2
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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314 70: 82 00 a0 07 add %g2, 7, %g1 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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315 74: 83 30 60 03 srl %g1, 3, %g1 ; | 8b alignment of alloca()'d space pointed to by g1
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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316 78: 83 28 60 03 sll %g1, 3, %g1 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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317 7c: c2 27 bf e4 st %g1, [ %fp + -28 ] ; free g1 again by copy via temp space, ...
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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318 80: c4 07 bf e4 ld [ %fp + -28 ], %g2 ; ... to g2
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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319 84: 82 10 20 4c mov 0x4c, %g1 ; 'L' -> g1, and ...
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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320 88: c2 28 80 00 stb %g1, [ %g2 ] ; ... store in aligned alloca()'d space
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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321 8c: c2 07 a0 60 ld [ %fp + 0x60 ], %g1 ; arg 6 (fetched from prev frame's stack param area), and ...
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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322 90: c2 23 a0 5c st %g1, [ %sp + 0x5c ] ; ... "pushed" onto stack
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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323 94: d0 07 a0 48 ld [ %fp + 0x48 ], %o0 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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324 98: d2 07 a0 4c ld [ %fp + 0x4c ], %o1 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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325 9c: d4 07 a0 50 ld [ %fp + 0x50 ], %o2 ; | arg 0,1,2,3,4 (fetched from prev frame's spill area)
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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326 a0: d6 07 a0 54 ld [ %fp + 0x54 ], %o3 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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327 a4: d8 07 a0 58 ld [ %fp + 0x58 ], %o4 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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328 a8: da 07 a0 5c ld [ %fp + 0x5c ], %o5 ; arg 5 (fetched from prev frame's stack param area)
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329 ac: 40 00 00 00 call ac <nonleaf_call+0x84> ; call leaf_call (objdump not from final link but .o)
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330 b0: 01 00 00 00 nop ; branch delay slot
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331 b4: c2 07 bf ec ld [ %fp + -20 ], %g1 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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332 b8: c2 24 00 00 st %g1, [ %l0 ] ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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333 bc: c2 07 bf f0 ld [ %fp + -16 ], %g1 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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334 c0: c2 24 20 04 st %g1, [ %l0 + 4 ] ; | store struct elements
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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335 c4: c2 07 bf f4 ld [ %fp + -12 ], %g1 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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336 c8: c2 24 20 08 st %g1, [ %l0 + 8 ] ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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337 cc: b0 10 00 10 mov %l0, %i0 ; return value (pointer to struct)
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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338 d0: 81 e8 00 00 restore ; |
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339 d4: 81 c3 e0 0c jmp %o7 + 0xc ; | epilog
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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340 d8: 01 00 00 00 nop ; | branch delay slot
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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341
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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342 000000dc <main>:
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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343 dc: 9d e3 bf 80 save %sp, -128, %sp ; prolog
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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344 e0: 03 00 00 00 sethi %hi(0), %g1 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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345 e4: 82 10 60 00 mov %g1, %g1 ! 0 <leaf_call> ; | prep arg 2, load from static data into f8 (addr = 0 b/c objdumped .o, not final linked)
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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346 e8: d1 00 40 00 ld [ %g1 ], %f8 ; /
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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347 ec: 03 00 00 00 sethi %hi(0), %g1 ; \
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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348 f0: 82 10 60 00 mov %g1, %g1 ! 0 <leaf_call> ; | prep arg 4, load from static data into f9 (addr = 0 b/c objdumped .o, not final linked)
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349 f4: d3 00 40 00 ld [ %g1 ], %f9 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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350 f8: 82 10 20 06 mov 6, %g1 ; arg 6, ...
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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351 fc: c2 23 a0 5c st %g1, [ %sp + 0x5c ] ; ... "pushed" onto stack
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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352 100: 82 10 20 07 mov 7, %g1 ; arg 7, ...
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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353 104: c2 23 a0 60 st %g1, [ %sp + 0x60 ] ; ... "pushed" onto stack
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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354 108: 82 07 bf ec add %fp, -20, %g1 ; store pointer to some frame local data between ...
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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355 10c: c2 23 a0 40 st %g1, [ %sp + 0x40 ] ; ... spill and i*/l* save area to be used for struct return value
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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356 110: 90 10 20 00 clr %o0 ; arg 0
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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357 114: 92 10 20 01 mov 1, %o1 ; arg 1
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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358 118: d1 27 bf f8 st %f8, [ %fp + -8 ] ; | arg 2, from f8 via temp space ...
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359 11c: d4 07 bf f8 ld [ %fp + -8 ], %o2 ; | ... to o2
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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360 120: 96 10 20 03 mov 3, %o3 ; arg 3
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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361 124: d3 27 bf f8 st %f9, [ %fp + -8 ] ; | arg 4, from f9 via temp space ...
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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362 128: d8 07 bf f8 ld [ %fp + -8 ], %o4 ; | ... to o4
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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363 12c: 9a 10 20 05 mov 5, %o5 ; arg 5
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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364 130: 40 00 00 00 call 130 <main+0x54> ; call nonleaf_call (objdump not from final link but .o)
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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365 134: 01 00 00 00 nop ; branch delay slot
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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366 138: 00 00 00 0c unimp 0xc ; sparc convention for returned aggregates: use unimp with field (here 0xc) specifiying size of returned struct (see sparc manual explanation)
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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367 13c: 82 10 20 00 clr %g1 ; |
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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368 140: b0 10 00 01 mov %g1, %i0 ; / return value
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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369 144: 81 e8 00 00 restore ; \
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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370 148: 81 c3 e0 08 retl ; | epilog
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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371 14c: 01 00 00 00 nop ; | branch delay slot
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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372
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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373 ; vim: ft=asm
c0390dc85a07 - doc: added disassembly examples for many platforms and calling conventions, for reference
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374