forked from OSchip/llvm-project
132 lines
4.0 KiB
Plaintext
132 lines
4.0 KiB
Plaintext
# REQUIRES: mips
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# Check handling of R_MICROMIPS_26_S1 relocation.
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# Build shared library
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# RUN: yaml2obj -format=elf -docnum 1 %s > %t-so.o
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# RUN: lld -flavor gnu -target mipsel -shared -o %t.so %t-so.o
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# Build executable
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# RUN: yaml2obj -format=elf -docnum 2 %s > %t-o.o
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# RUN: llvm-readobj -relocations %t-o.o | \
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# RUN: FileCheck -check-prefix=OBJ-REL %s
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# RUN: lld -flavor gnu -target mipsel -e glob -o %t.exe %t-o.o %t.so
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# RUN: llvm-readobj -relocations %t.exe | FileCheck -check-prefix=EXE-REL %s
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# RUN: llvm-objdump -section-headers %t.exe | FileCheck -check-prefix=EXE %s
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# RUN: llvm-objdump -s -d -mattr=micromips %t.exe | \
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# RUN: FileCheck -check-prefix=DIS %s
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# Object file has three R_MICROMIPS_26_S1 relocations
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# OBJ-REL: Relocations [
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# OBJ-REL-NEXT: Section (2) .rel.text {
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# OBJ-REL-NEXT: 0x8 R_MICROMIPS_26_S1 .text 0x0
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# OBJ-REL-NEXT: 0x10 R_MICROMIPS_26_S1 glob 0x0
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# OBJ-REL-NEXT: 0x18 R_MICROMIPS_26_S1 T1 0x0
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# OBJ-REL-NEXT: }
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# OBJ-REL-NEXT: ]
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# Executable file has the only relocation for external symbol
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# EXE-REL: Relocations [
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# EXE-REL-NEXT: Section (5) .rel.plt {
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# EXE-REL-NEXT: 0x402008 R_MIPS_JUMP_SLOT T1 0x0
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# EXE-REL-NEXT: }
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# EXE-REL-NEXT: ]
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# EXE: Sections:
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# EXE: Idx Name Size Address Type
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# EXE: 6 .plt 00000024 0000000000400160 TEXT DATA
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# EXE: 10 .got.plt 0000000c 0000000000402000 DATA
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# DIS: Disassembly of section .plt:
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# DIS-NEXT: .plt:
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# DIS-NEXT: 400160: 80 79 a8 07 addiupc $3, 7840
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# DIS-NEXT: 400164: 23 ff 00 00 lw $25, 0($3)
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# DIS-NEXT: 400168: 35 05 subu16 $2, $2, $3
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# DIS-NEXT: 40016a: 25 25 srl16 $2, $2, 2
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# DIS-NEXT: 40016c: 02 33 fe ff addiu $24, $2, -2
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# DIS-NEXT: 400170: ff 0d move $15, $ra
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# DIS-NEXT: 400172: f9 45 jalrs16 $25
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# DIS-NEXT: 400174: 83 0f move $gp, $3
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# DIS-NEXT: 400176: 00 0c nop
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# DIS-NEXT: 400178: 00 79 a4 07 addiupc $2, 7824
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# DIS-NEXT: 40017c: 22 ff 00 00 lw $25, 0($2)
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# DIS-NEXT: 400180: 99 45 jr16 $25
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# DIS-NEXT: 400182: 02 0f move $24, $2
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# DIS: Contents of section .text:
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# DIS-NEXT: 400184 09f82003 00000000 12006106 00000000 .. .......a.....
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# DIS-NEXT: 400194 2000c20c 00000000 2000bc0c 00000000 ....... .......
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# so.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_PIC, EF_MIPS_CPIC, EF_MIPS_ABI_O32, EF_MIPS_ARCH_32]
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Sections:
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- Name: .text
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Type: SHT_PROGBITS
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Size: 0x0C
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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: 0x0
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Size: 4
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# o.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_CPIC, EF_MIPS_ABI_O32,
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EF_MIPS_ARCH_32R2, 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: 0x04
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Content: '09F82003000000000400000C000000000000000C000000000000000C00000000'
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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: 0x08
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Symbol: .text
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Type: R_MICROMIPS_26_S1
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- Offset: 0x10
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Symbol: glob
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Type: R_MICROMIPS_26_S1
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- Offset: 0x18
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Symbol: T1
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Type: R_MICROMIPS_26_S1
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Symbols:
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Local:
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- Name: loc
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Section: .text
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Value: 0x10
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Other: [ STO_MIPS_MICROMIPS ]
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- Name: .text
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Type: STT_SECTION
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Section: .text
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Global:
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- Name: glob
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Section: .text
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Other: [ STO_MIPS_MICROMIPS ]
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- Name: T1
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...
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