137 lines
3.7 KiB
Plaintext
137 lines
3.7 KiB
Plaintext
# Check microMIPS LA25 stubs creation when PIC code
|
|
# is called from non-PIC routines.
|
|
|
|
# Build executable from pic and non-pic code.
|
|
# RUN: yaml2obj -format=elf -docnum 1 %s > %t-npic.o
|
|
# RUN: yaml2obj -format=elf -docnum 2 %s > %t-pic.o
|
|
# RUN: yaml2obj -format=elf -docnum 3 %s > %t-main.o
|
|
# RUN: lld -flavor old-gnu -target mipsel -e glob -o %t.exe \
|
|
# RUN: %t-npic.o %t-pic.o %t-main.o
|
|
|
|
# RUN: llvm-nm %t.exe | FileCheck -check-prefix=SYM %s
|
|
# RUN: llvm-objdump -s %t.exe | FileCheck -check-prefix=ASM %s
|
|
|
|
# SYM: 00400140 T T1
|
|
# SYM: 00400130 T T1N
|
|
# SYM: 00400144 T glob
|
|
# SYM: 00400154 t loc
|
|
|
|
# ASM: Contents of section .text:
|
|
# ASM-NEXT: 400130 00000000 00000000 00000000 00000000
|
|
# ASM-NEXT: 400140 00000000 00000000 00000000 10f05100
|
|
# 0x100055 << 2 == 0x400154 (jalx glob) --^
|
|
# ASM-NEXT: 400150 00000000 20f4a200 00000000 20f49800
|
|
# ^-- 0x100055 << 2 == 0x400154 (jal glob)
|
|
# 0x10004c << 2 == 0x400130 (jal T1N) --^
|
|
# ASM-NEXT: 400160 00000000 20f4b800 00000000 00000000
|
|
# ^-- 0x100054 << 2 == 0x400170 (jal T1 stub)
|
|
# ASM-NEXT: 400170 b9414000 20d4a000 39334101 00000000
|
|
# ^-- j 0x400140 (T1)
|
|
|
|
# npic.o
|
|
---
|
|
FileHeader:
|
|
Class: ELFCLASS32
|
|
Data: ELFDATA2LSB
|
|
Type: ET_REL
|
|
Machine: EM_MIPS
|
|
Flags: [ EF_MIPS_ABI_O32, EF_MIPS_ARCH_32R2,
|
|
EF_MIPS_CPIC, EF_MIPS_MICROMIPS ]
|
|
|
|
Sections:
|
|
- Name: .text
|
|
Type: SHT_PROGBITS
|
|
Size: 0x04
|
|
AddressAlign: 16
|
|
Flags: [SHF_EXECINSTR, SHF_ALLOC]
|
|
|
|
Symbols:
|
|
Global:
|
|
- Name: T1N
|
|
Section: .text
|
|
Type: STT_FUNC
|
|
Value: 0x0
|
|
Size: 4
|
|
Other: [ STO_MIPS_MICROMIPS ]
|
|
|
|
# pic.o
|
|
---
|
|
FileHeader:
|
|
Class: ELFCLASS32
|
|
Data: ELFDATA2LSB
|
|
Type: ET_REL
|
|
Machine: EM_MIPS
|
|
Flags: [ EF_MIPS_ABI_O32, EF_MIPS_ARCH_32R2,
|
|
EF_MIPS_CPIC, EF_MIPS_PIC, EF_MIPS_MICROMIPS ]
|
|
|
|
Sections:
|
|
- Name: .text
|
|
Type: SHT_PROGBITS
|
|
Size: 0x04
|
|
AddressAlign: 16
|
|
Flags: [SHF_EXECINSTR, SHF_ALLOC]
|
|
|
|
Symbols:
|
|
Global:
|
|
- Name: T1
|
|
Section: .text
|
|
Type: STT_FUNC
|
|
Value: 0x0
|
|
Size: 4
|
|
Other: [ STO_MIPS_MICROMIPS ]
|
|
|
|
# main.o
|
|
---
|
|
FileHeader:
|
|
Class: ELFCLASS32
|
|
Data: ELFDATA2LSB
|
|
Type: ET_REL
|
|
Machine: EM_MIPS
|
|
Flags: [ EF_MIPS_ABI_O32, EF_MIPS_ARCH_32R2,
|
|
EF_MIPS_CPIC, EF_MIPS_MICROMIPS ]
|
|
|
|
Sections:
|
|
- Name: .text
|
|
Type: SHT_PROGBITS
|
|
Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
|
|
AddressAlign: 0x04
|
|
Content: '000000000000000000f400000000000000f400000000000000f400000000000000f4000000000000'
|
|
# jal loc jal glob jal T1N jal T1
|
|
- Name: .rel.text
|
|
Type: SHT_REL
|
|
Link: .symtab
|
|
AddressAlign: 0x04
|
|
Info: .text
|
|
Relocations:
|
|
- Offset: 0x08
|
|
Symbol: .text
|
|
Type: R_MICROMIPS_26_S1
|
|
- Offset: 0x10
|
|
Symbol: glob
|
|
Type: R_MICROMIPS_26_S1
|
|
- Offset: 0x18
|
|
Symbol: T1N
|
|
Type: R_MICROMIPS_26_S1
|
|
- Offset: 0x20
|
|
Symbol: T1
|
|
Type: R_MICROMIPS_26_S1
|
|
|
|
Symbols:
|
|
Local:
|
|
- Name: loc
|
|
Section: .text
|
|
Value: 0x10
|
|
Size: 0x18
|
|
Other: [ STO_MIPS_MICROMIPS ]
|
|
- Name: .text
|
|
Type: STT_SECTION
|
|
Section: .text
|
|
Global:
|
|
- Name: glob
|
|
Section: .text
|
|
Size: 0x10
|
|
Other: [ STO_MIPS_MICROMIPS ]
|
|
- Name: T1
|
|
- Name: T1N
|
|
...
|