161 lines
5.0 KiB
Plaintext
161 lines
5.0 KiB
Plaintext
# Check that mapping symbols are treated as ARM or Thumb code properly.
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#
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# 1. ARM <=> Thumb generates both veneers.
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# RUN: yaml2obj -format=elf -docnum 1 %s > %t-a-arm.o
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# RUN: yaml2obj -format=elf -docnum 3 %s > %t-t-thm.o
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# RUN: lld -flavor old-gnu -target arm-linux-gnu --defsym=main=f_a \
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# RUN: -Bstatic --noinhibit-exec %t-a-arm.o %t-t-thm.o -o %t
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# RUN: llvm-objdump -t %t | FileCheck -check-prefix=INTER %s
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# INTER: SYMBOL TABLE:
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# INTER: {{[0-9a-f]+}} l F .text {{[0-9a-f]+}} __f_t_from_arm
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# INTER: {{[0-9a-f]+}} l F .text {{[0-9a-f]+}} __f_a_from_thumb
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# 2. Thumb <=> Thumb doesn't generate veneers.
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# RUN: yaml2obj -format=elf -docnum 2 %s > %t-a-thm.o
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# RUN: yaml2obj -format=elf -docnum 3 %s > %t-t-thm.o
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# RUN: lld -flavor old-gnu -target arm-linux-gnu --defsym=main=f_t \
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# RUN: -Bstatic --noinhibit-exec %t-t-thm.o %t-a-thm.o -o %t
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# RUN: llvm-objdump -t %t | FileCheck -check-prefix=THUMB %s
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# THUMB: SYMBOL TABLE:
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# THUMB-NOT: {{[0-9a-f]+}} l F .text {{[0-9a-f]+}} __f_t_from_thumb
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# THUMB-NOT: {{[0-9a-f]+}} l F .text {{[0-9a-f]+}} __f_a_from_thumb
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# f-a-arm.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: 00482DE904B08DE2FEFFFFEBFEFFFFEA0030A0E10300A0E10088BDE8
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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: 0x0000000000000008
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Symbol: f_t
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Type: R_ARM_CALL
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- Offset: 0x000000000000000C
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Symbol: f_t
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Type: R_ARM_JUMP24
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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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Local:
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- Name: '$a'
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Section: .text
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Size: 0x0000000000000002
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- Name: '$a.f_a'
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Section: .text
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Value: 0x0000000000000002
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Global:
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- Name: f_a
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Type: STT_FUNC
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Section: .text
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- Name: f_t
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# f-a-thm.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: 80B400AF00231846BD465DF8047B7047
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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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Local:
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- Name: '$t'
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Section: .text
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Size: 0x0000000000000002
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- Name: '$t.f_a'
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Section: .text
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Value: 0x0000000000000002
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Global:
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- Name: f_a
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Type: STT_FUNC
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Section: .text
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Value: 0x0000000000000001
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# f-t-thm.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: 80B500AFFFF7FEFFFFF7FEBF0346184680BD00BF
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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: 0x0000000000000004
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Symbol: f_a
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Type: R_ARM_THM_CALL
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- Offset: 0x0000000000000008
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Symbol: f_a
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Type: R_ARM_THM_JUMP24
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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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Local:
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- Name: '$t'
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Section: .text
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Size: 0x0000000000000002
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- Name: '$t.f_t'
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Section: .text
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Value: 0x0000000000000002
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Global:
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- Name: f_t
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Type: STT_FUNC
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Section: .text
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Value: 0x0000000000000001
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- Name: f_a
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...
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