106 lines
3.2 KiB
Plaintext
106 lines
3.2 KiB
Plaintext
# REQUIRES: mips
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# Check initialization of .plt header entries if there are both regular
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# and microMIPS encoded PLT entries. Check that R_MIPS_26 and R_MICROMIPS_26_S1
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# relocation with the same target cause generation of two distinct PLT entries.
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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 old-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: lld -flavor old-gnu -target mipsel -e globR -o %t.exe %t-o.o %t.so
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# RUN: llvm-objdump -d %t.exe | FileCheck -check-prefix=DIS %s
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# RUN: llvm-objdump -section-headers %t.exe | FileCheck -check-prefix=EXE %s
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# DIS: Disassembly of section .plt:
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# DIS-NEXT: .plt:
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# DIS-NEXT: 400170: 40 00 1c 3c lui $gp, 64
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# DIS-NEXT: 400174: 00 20 99 8f lw $25, 8192($gp)
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# DIS-NEXT: 400178: 00 20 9c 27 addiu $gp, $gp, 8192
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# DIS-NEXT: 40017c: 23 c0 1c 03 subu $24, $24, $gp
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# DIS-NEXT: 400180: 25 78 e0 03 move $15, $ra
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# DIS-NEXT: 400184: 82 c0 18 00 srl $24, $24, 2
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# DIS-NEXT: 400188: 09 f8 20 03 jalr $25
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# DIS-NEXT: 40018c: fe ff 18 27 addiu $24, $24, -2
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# DIS-NEXT: 400190: 40 00 0f 3c lui $15, 64
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# DIS-NEXT: 400194: 08 20 f9 8d lw $25, 8200($15)
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# DIS-NEXT: 400198: 08 00 20 03 jr $25
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# DIS-NEXT: 40019c: 08 20 f8 25 addiu $24, $15, 8200
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# FIXME (simon): Check micromips PLT entry
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# DIS-NEXT: 4001a8: 99 45 02 0f jal 201922148
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# EXE: Sections:
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# EXE: Idx Name Size Address Type
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# EXE: 6 .plt 0000003c 0000000000400170 TEXT DATA
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# EXE: 10 .got.plt 0000000c 0000000000402000 DATA
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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_PIC, EF_MIPS_CPIC,
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EF_MIPS_ABI_O32, 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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Size: 0x8
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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: 0x0
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Symbol: T1
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Type: R_MIPS_26
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- Offset: 0x4
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Symbol: T1
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Type: R_MICROMIPS_26_S1
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Symbols:
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Global:
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- Name: globR
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Section: .text
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Value: 0x0
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Size: 0x4
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- Name: globM
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Section: .text
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Value: 0x4
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Size: 0x4
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Other: [ STO_MIPS_MICROMIPS ]
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- Name: T1
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...
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