test/old-elf/Mips/plt-header-mixed.test

# REQUIRES: mips

# Check initialization of .plt header entries if there are both regular
# and microMIPS encoded PLT entries. Check that R_MIPS_26 and R_MICROMIPS_26_S1
# relocation with the same target cause generation of two distinct PLT entries.

# Build shared library
# RUN: yaml2obj -format=elf -docnum 1 %s > %t-so.o
# RUN: lld -flavor old-gnu -target mipsel -shared -o %t.so %t-so.o

# Build executable
# RUN: yaml2obj -format=elf -docnum 2 %s > %t-o.o
# RUN: lld -flavor old-gnu -target mipsel -e globR -o %t.exe %t-o.o %t.so
# RUN: llvm-objdump -d %t.exe | FileCheck -check-prefix=DIS %s
# RUN: llvm-objdump -section-headers %t.exe | FileCheck -check-prefix=EXE %s

# DIS:      Disassembly of section .plt:
# DIS-NEXT: .plt:
# DIS-NEXT:   400170:  40 00 1c 3c   lui     $gp, 64
# DIS-NEXT:   400174:  00 20 99 8f   lw      $25, 8192($gp)
# DIS-NEXT:   400178:  00 20 9c 27   addiu   $gp, $gp, 8192
# DIS-NEXT:   40017c:  23 c0 1c 03   subu    $24, $24, $gp
# DIS-NEXT:   400180:  25 78 e0 03   move    $15, $ra
# DIS-NEXT:   400184:  82 c0 18 00   srl     $24, $24, 2
# DIS-NEXT:   400188:  09 f8 20 03   jalr    $25
# DIS-NEXT:   40018c:  fe ff 18 27   addiu   $24, $24, -2

# DIS-NEXT:   400190:  40 00 0f 3c   lui     $15, 64
# DIS-NEXT:   400194:  08 20 f9 8d   lw      $25, 8200($15)
# DIS-NEXT:   400198:  08 00 20 03   jr      $25
# DIS-NEXT:   40019c:  08 20 f8 25   addiu   $24, $15, 8200

# FIXME (simon): Check micromips PLT entry
# DIS-NEXT:   4001a8:  99 45 02 0f   jal     201922148

# EXE: Sections:
# EXE: Idx Name          Size      Address          Type
# EXE:   6 .plt          0000003c 0000000000400170 TEXT DATA
# EXE:  10 .got.plt      0000000c 0000000000402000 DATA

# so.o
---
FileHeader:
  Class:   ELFCLASS32
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_MIPS
  Flags:   [EF_MIPS_PIC, EF_MIPS_CPIC, EF_MIPS_ABI_O32, EF_MIPS_ARCH_32]

Sections:
  - Name:         .text
    Type:         SHT_PROGBITS
    Size:         0x0C
    AddressAlign: 16
    Flags:        [SHF_EXECINSTR, SHF_ALLOC]

Symbols:
  Global:
    - Name:    T1
      Section: .text
      Type:    STT_FUNC
      Value:   0x0
      Size:    4

# o.o
---
FileHeader:
  Class:           ELFCLASS32
  Data:            ELFDATA2LSB
  Type:            ET_REL
  Machine:         EM_MIPS
  Flags:           [ EF_MIPS_PIC, EF_MIPS_CPIC,
                     EF_MIPS_ABI_O32, EF_MIPS_ARCH_32R2, EF_MIPS_MICROMIPS ]
Sections:
  - Name:            .text
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
    AddressAlign:    0x04
    Size:            0x8
  - Name:            .rel.text
    Type:            SHT_REL
    Link:            .symtab
    AddressAlign:    0x04
    Info:            .text
    Relocations:
      - Offset:          0x0
        Symbol:          T1
        Type:            R_MIPS_26
      - Offset:          0x4
        Symbol:          T1
        Type:            R_MICROMIPS_26_S1

Symbols:
  Global:
    - Name:            globR
      Section:         .text
      Value:           0x0
      Size:            0x4
    - Name:            globM
      Section:         .text
      Value:           0x4
      Size:            0x4
      Other:           [ STO_MIPS_MICROMIPS ]
    - Name:            T1
...