forked from OSchip/llvm-project
153 lines
3.7 KiB
Plaintext
153 lines
3.7 KiB
Plaintext
# Check that PLT entries are created for branch relocations
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# when a PIC shared library function is called from non-pic code.
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# RUN: yaml2obj -format=elf -docnum 1 %s > %t-pic.o
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# RUN: yaml2obj -format=elf -docnum 2 %s > %t-reg.o
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# RUN: yaml2obj -format=elf -docnum 3 %s > %t-micro.o
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# RUN: lld -flavor old-gnu -target mipsel -shared -o %t.so %t-pic.o
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# RUN: lld -flavor old-gnu -target mipsel -e T0 -o %t.exe %t-reg.o %t-micro.o %t.so
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# RUN: llvm-objdump -s -t %t.exe | FileCheck %s
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# CHECK: Contents of section .plt:
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# CHECK-NEXT: 400190 40001c3c 0020998f 00209c27 23c01c03
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# CHECK-NEXT: 4001a0 2578e003 82c01800 09f82003 feff1827
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# CHECK-NEXT: 4001b0 40000f3c 0820f98d 08002003 0820f825
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# ^ PLT.T1
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# CHECK-NEXT: 4001c0 00799307 22ff0000 9945020f
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# ^ PLT.T2
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# CHECK: Contents of section .text:
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# CHECK-NEXT: 4001cc 6c001000 f8ff0000 f7ff1f00 f6ffff03
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# ^ T0 ^ PLT.T1 (0x4001b0)
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# ^ 0x4001d0 -32 = 0x4001b0
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# ^ ...
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# CHECK-NEXT: 4001dc 2000e000 70000000 ee030000 0000ecff
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# ^ T3 ^ PLT.T2
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# ^ ...
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# CHECK-NEXT: 4001ec 7f00f5ff
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# CHECK: SYMBOL TABLE:
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# CHECK: 004001cc g F .text 00000010 T0
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# CHECK: 004001dc g F .text 00000014 T3
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# pic.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_MIPS
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Flags: [EF_MIPS_ABI_O32, EF_MIPS_ARCH_32,
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EF_MIPS_CPIC, EF_MIPS_PIC, EF_MIPS_MICROMIPS]
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Sections:
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- Name: .text
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Type: SHT_PROGBITS
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Size: 8
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AddressAlign: 16
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Flags: [SHF_EXECINSTR, SHF_ALLOC]
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Symbols:
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Global:
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- Name: T1
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Section: .text
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Type: STT_FUNC
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Value: 0
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Size: 4
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- Name: T2
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Section: .text
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Type: STT_FUNC
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Value: 4
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Size: 4
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Other: [STO_MIPS_MICROMIPS]
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# reg.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_MIPS
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Flags: [EF_MIPS_ABI_O32, EF_MIPS_ARCH_32, EF_MIPS_CPIC]
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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: 4
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Size: 16
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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: 0x04
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Info: .text
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Relocations:
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- Offset: 0
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Symbol: T1
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Type: R_MIPS_26
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- Offset: 4
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Symbol: T1
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Type: R_MIPS_PC16
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- Offset: 8
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Symbol: T1
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Type: R_MIPS_PC21_S2
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- Offset: 12
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Symbol: T1
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Type: R_MIPS_PC26_S2
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Symbols:
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Global:
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- Name: T0
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Section: .text
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Size: 16
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- Name: T1
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# micro.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_MIPS
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Flags: [EF_MIPS_ABI_O32, EF_MIPS_ARCH_32, EF_MIPS_CPIC, EF_MIPS_MICROMIPS]
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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: 4
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Size: 20
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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: 0x04
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Info: .text
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Relocations:
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- Offset: 0
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Symbol: T2
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Type: R_MICROMIPS_26_S1
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- Offset: 4
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Symbol: T2
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Type: R_MICROMIPS_PC7_S1
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- Offset: 8
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Symbol: T2
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Type: R_MICROMIPS_PC10_S1
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- Offset: 12
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Symbol: T2
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Type: R_MICROMIPS_PC16_S1
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- Offset: 16
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Symbol: T2
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Type: R_MICROMIPS_PC23_S2
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Symbols:
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Global:
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- Name: T3
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Section: .text
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Size: 20
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Other: [STO_MIPS_MICROMIPS]
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- Name: T2
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...
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