1 @ RUN: llvm-mc %s -triple=armv7-unknown-linux-gnueabi -filetype=obj -o - \ 2 @ RUN: | llvm-readobj -s -sd -sr -t | FileCheck %s 3 4 @ Check the combination of .section, .fnstart, and .fnend directives. 5 6 @ For the functions in .text section, the exception handling index (EXIDX) 7 @ should be generated in .ARM.exidx, and the exception handling table (EXTAB) 8 @ should be generated in .ARM.extab. 9 10 @ For the functions in custom section specified by .section directives, 11 @ the EXIDX should be generated in ".ARM.exidx[[SECTION_NAME]]", and the EXTAB 12 @ should be generated in ".ARM.extab[[SECTION_NAME]]". 13 14 .syntax unified 15 16 @------------------------------------------------------------------------------- 17 @ .TEST1 section 18 @------------------------------------------------------------------------------- 19 .section .TEST1 20 .globl func1 21 .align 2 22 .type func1,%function 23 .fnstart 24 func1: 25 bx lr 26 .personality __gxx_personality_v0 27 .handlerdata 28 .fnend 29 30 31 @------------------------------------------------------------------------------- 32 @ TEST2 section (without the dot in the beginning) 33 @------------------------------------------------------------------------------- 34 .section TEST2 35 .globl func2 36 .align 2 37 .type func2,%function 38 .fnstart 39 func2: 40 bx lr 41 .personality __gxx_personality_v0 42 .handlerdata 43 .fnend 44 45 46 @------------------------------------------------------------------------------- 47 @ Check the .TEST1 section. 48 @------------------------------------------------------------------------------- 49 @ CHECK: Sections [ 50 @ CHECK: Section { 51 @ CHECK: Index: 4 52 @ CHECK: Name: .TEST1 53 @ CHECK: SectionData ( 54 @ CHECK: 0000: 1EFF2FE1 |../.| 55 @ CHECK: ) 56 @ CHECK: } 57 58 @------------------------------------------------------------------------------- 59 @ Check the .ARM.extab.TEST1 section, the EXTAB of .TEST1 section. 60 @------------------------------------------------------------------------------- 61 @ CHECK: Section { 62 @ CHECK: Name: .ARM.extab.TEST1 63 @ CHECK: SectionData ( 64 @ CHECK: 0000: 00000000 B0B0B000 |........| 65 @ CHECK: ) 66 @ CHECK: } 67 @ CHECK: Relocations [ 68 @ CHECK: 0x0 R_ARM_PREL31 __gxx_personality_v0 0x0 69 @ CHECK: ] 70 71 72 @------------------------------------------------------------------------------- 73 @ Check the.ARM.exidx.TEST1 section, the EXIDX of .TEST1 section. 74 @------------------------------------------------------------------------------- 75 @ CHECK: Section { 76 @ CHECK: Name: .ARM.exidx.TEST1 77 78 @------------------------------------------------------------------------------- 79 @ This section should linked with .TEST1 section. 80 @------------------------------------------------------------------------------- 81 @ CHECK: Link: 4 82 83 @------------------------------------------------------------------------------- 84 @ The first word should be relocated to the code address in .TEST1 section. 85 @ The second word should be relocated to the EHTAB entry in .ARM.extab.TEST1 86 @ section. 87 @------------------------------------------------------------------------------- 88 @ CHECK: SectionData ( 89 @ CHECK: 0000: 00000000 00000000 |........| 90 @ CHECK: ) 91 @ CHECK: } 92 @ CHECK: Relocations [ 93 @ CHECK: 0x0 R_ARM_PREL31 .TEST1 0x0 94 @ CHECK: 0x4 R_ARM_PREL31 .ARM.extab.TEST1 0x0 95 @ CHECK: ] 96 97 98 @------------------------------------------------------------------------------- 99 @ Check the TEST2 section (without the dot in the beginning) 100 @------------------------------------------------------------------------------- 101 @ CHECK: Section { 102 @ CHECK: Index: 9 103 @ CHECK: Name: TEST2 104 @ CHECK: SectionData ( 105 @ CHECK: 0000: 1EFF2FE1 |../.| 106 @ CHECK: ) 107 @ CHECK: } 108 109 @------------------------------------------------------------------------------- 110 @ Check the .ARM.extabTEST2 section, the EXTAB of TEST2 section. 111 @------------------------------------------------------------------------------- 112 @ CHECK: Section { 113 @ CHECK: Name: .ARM.extabTEST2 114 @ CHECK: SectionData ( 115 @ CHECK: 0000: 00000000 B0B0B000 |........| 116 @ CHECK: ) 117 @ CHECK: } 118 @ CHECK: Relocations [ 119 @ CHECK: 0x0 R_ARM_PREL31 __gxx_personality_v0 0x0 120 @ CHECK: ] 121 122 123 @------------------------------------------------------------------------------- 124 @ Check the .ARM.exidxTEST2 section, the EXIDX of TEST2 section. 125 @------------------------------------------------------------------------------- 126 @ CHECK: Section { 127 @ CHECK: Name: .ARM.exidxTEST2 128 129 @------------------------------------------------------------------------------- 130 @ This section should linked with TEST2 section. 131 @------------------------------------------------------------------------------- 132 @ CHECK: Link: 9 133 134 @------------------------------------------------------------------------------- 135 @ The first word should be relocated to the code address in TEST2 section. 136 @ The second word should be relocated to the EHTAB entry in .ARM.extabTEST2 137 @ section. 138 @------------------------------------------------------------------------------- 139 @ CHECK: SectionData ( 140 @ CHECK: 0000: 00000000 00000000 |........| 141 @ CHECK: ) 142 @ CHECK: } 143 @ CHECK: ] 144 @ CHECK: Relocations [ 145 @ CHECK: 0x0 R_ARM_PREL31 TEST2 0x0 146 @ CHECK: 0x4 R_ARM_PREL31 .ARM.extabTEST2 0x0 147 @ CHECK: ] 148 149 150 151 @------------------------------------------------------------------------------- 152 @ Check the symbols and the sections they belong to 153 @------------------------------------------------------------------------------- 154 @ CHECK: Symbols [ 155 @ CHECK: Symbol { 156 @ CHECK: Name: func1 157 @ CHECK: Section: .TEST1 (0x4) 158 @ CHECK: } 159 @ CHECK: Symbol { 160 @ CHECK: Name: func2 161 @ CHECK: Section: TEST2 (0x9) 162 @ CHECK: } 163 @ CHECK: ] 164
