forked from OSchip/llvm-project
109 lines
3.5 KiB
Plaintext
109 lines
3.5 KiB
Plaintext
# Check handling of R_ARM_JUMP24 relocation.
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# RUN: yaml2obj -format=elf -docnum 1 %s > %t-o.o
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# RUN: lld -flavor gnu -target arm -m armelf_linux_eabi -Bstatic \
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# RUN: --noinhibit-exec %t-o.o -o %t
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# RUN: llvm-objdump -s -t %t | FileCheck %s
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# CHECK: Contents of section .text:
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# CHECK: 400094 04b08de2 f5ffffea 0030a0e1 0300a0e1
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# offset = -0x2C ^^
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# call site offset PC(arm) _Z1fv addr
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# 0x400098 + (-0x2C) + 0x8 = 0x400074
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# CHECK: SYMBOL TABLE:
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# CHECK: 00400074 g F .text {{[0-9a-f]+}} _Z1fv
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# CHECK: 00400090 g F .text {{[0-9a-f]+}} main
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# RUN: yaml2obj -format=elf -docnum 2 %s > %t-o.o
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# RUN: not lld -flavor gnu -target arm -m armelf_linux_eabi -Bstatic \
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# RUN: --noinhibit-exec %t-o.o -o %t 2> %t-error
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# RUN: FileCheck -check-prefix=OVERFLOW %s < %t-error
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# OVERFLOW: Relocation out of range {{.*}} (R_ARM_JUMP24)
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# good.o
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---
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FileHeader:
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Class: ELFCLASS32
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Data: ELFDATA2LSB
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Type: ET_REL
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Machine: EM_ARM
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Flags: [ EF_ARM_EABI_VER5 ]
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Sections:
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- Name: .text
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Type: SHT_PROGBITS
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Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
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AddressAlign: 0x0000000000000004
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Content: 04B02DE500B08DE20030A0E30300A0E100D04BE204B09DE41EFF2FE100482DE904B08DE2FEFFFFEA0030A0E10300A0E10088BDE8
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- Name: .rel.text
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Type: SHT_REL
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Link: .symtab
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AddressAlign: 0x0000000000000004
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Info: .text
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Relocations:
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- Offset: 0x0000000000000024
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Symbol: _Z1fv
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Type: R_ARM_JUMP24
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Addend: 0
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- Name: .data
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Type: SHT_PROGBITS
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Flags: [ SHF_WRITE, SHF_ALLOC ]
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AddressAlign: 0x0000000000000001
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Content: ''
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- Name: .bss
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Type: SHT_NOBITS
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Flags: [ SHF_WRITE, SHF_ALLOC ]
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AddressAlign: 0x0000000000000001
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Symbols:
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Global:
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- Name: _Z1fv
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Type: STT_FUNC
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Section: .text
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- Name: main
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Type: STT_FUNC
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Section: .text
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Value: 0x000000000000001C
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# overflow.o
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---
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FileHeader:
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Class: ELFCLASS32
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Data: ELFDATA2LSB
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Type: ET_REL
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Machine: EM_ARM
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Flags: [ EF_ARM_EABI_VER5 ]
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Sections:
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- Name: .text
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Type: SHT_PROGBITS
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Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
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AddressAlign: 0x0000000000000004
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Content: 04B02DE500B08DE20030A0E30300A0E100D04BE204B09DE41EFF2FE100482DE904B08DE2000080EA0030A0E10300A0E10088BDE8
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- Name: .rel.text
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Type: SHT_REL
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Link: .symtab
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AddressAlign: 0x0000000000000004
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Info: .text
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Relocations:
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- Offset: 0x0000000000000024
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Symbol: _Z1fv
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Type: R_ARM_JUMP24
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Addend: 0
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- Name: .data
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Type: SHT_PROGBITS
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Flags: [ SHF_WRITE, SHF_ALLOC ]
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AddressAlign: 0x0000000000000001
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Content: ''
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- Name: .bss
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Type: SHT_NOBITS
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Flags: [ SHF_WRITE, SHF_ALLOC ]
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AddressAlign: 0x0000000000000001
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Symbols:
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Global:
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- Name: _Z1fv
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Type: STT_FUNC
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Section: .text
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- Name: main
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Type: STT_FUNC
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Section: .text
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Value: 0x000000000000001C
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...
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