llvm-project/lld/test/elf2/mips-got-relocs.s

100 lines
4.0 KiB
ArmAsm

# Check R_MIPS_GOT16 relocation calculation.
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux %s -o %t-be.o
# RUN: ld.lld2 %t-be.o -o %t-be.exe
# RUN: llvm-objdump -section-headers -t %t-be.exe | FileCheck -check-prefix=EXE_SYM %s
# RUN: llvm-objdump -s -section=.got %t-be.exe | FileCheck -check-prefix=EXE_GOT_BE %s
# RUN: llvm-objdump -d %t-be.exe | FileCheck -check-prefix=EXE_DIS_BE %s
# RUN: llvm-readobj -relocations %t-be.exe | FileCheck -check-prefix=NORELOC %s
# RUN: llvm-readobj -sections %t-be.exe | FileCheck -check-prefix=SHFLAGS %s
# RUN: llvm-mc -filetype=obj -triple=mipsel-unknown-linux %s -o %t-el.o
# RUN: ld.lld2 %t-el.o -o %t-el.exe
# RUN: llvm-objdump -section-headers -t %t-el.exe | FileCheck -check-prefix=EXE_SYM %s
# RUN: llvm-objdump -s -section=.got %t-el.exe | FileCheck -check-prefix=EXE_GOT_EL %s
# RUN: llvm-objdump -d %t-el.exe | FileCheck -check-prefix=EXE_DIS_EL %s
# RUN: llvm-readobj -relocations %t-el.exe | FileCheck -check-prefix=NORELOC %s
# RUN: llvm-readobj -sections %t-el.exe | FileCheck -check-prefix=SHFLAGS %s
# RUN: ld.lld2 -shared %t-be.o -o %t-be.so
# RUN: llvm-objdump -section-headers -t %t-be.so | FileCheck -check-prefix=DSO_SYM %s
# RUN: llvm-objdump -s -section=.got %t-be.so | FileCheck -check-prefix=DSO_GOT_BE %s
# RUN: llvm-objdump -d %t-be.so | FileCheck -check-prefix=DSO_DIS_BE %s
# RUN: llvm-readobj -relocations %t-be.so | FileCheck -check-prefix=NORELOC %s
# RUN: llvm-readobj -sections %t-be.so | FileCheck -check-prefix=SHFLAGS %s
# RUN: ld.lld2 -shared %t-el.o -o %t-el.so
# RUN: llvm-objdump -section-headers -t %t-el.so | FileCheck -check-prefix=DSO_SYM %s
# RUN: llvm-objdump -s -section=.got %t-el.so | FileCheck -check-prefix=DSO_GOT_EL %s
# RUN: llvm-objdump -d %t-el.so | FileCheck -check-prefix=DSO_DIS_EL %s
# RUN: llvm-readobj -relocations %t-el.so | FileCheck -check-prefix=NORELOC %s
# RUN: llvm-readobj -sections %t-el.so | FileCheck -check-prefix=SHFLAGS %s
# REQUIRES: mips
.text
.globl __start
__start:
lui $2, %got(v1)
.data
.globl v1
.type v1,@object
.size v1,4
v1:
.word 0
# EXE_SYM: Sections:
# EXE_SYM: .got 0000000c 0000000000030004 DATA
# EXE_SYM: SYMBOL TABLE:
# EXE_SYM: 00037ff4 *ABS* 00000000 _gp
# ^-- .got + GP offset (0x7ff0)
# EXE_SYM: 00030000 g .data 00000004 v1
# EXE_GOT_BE: Contents of section .got:
# EXE_GOT_BE: 30004 00000000 80000000 00030000
# ^ ^ ^-- v1 (0x30000)
# | +-- Module pointer (0x80000000)
# +-- Lazy resolver (0x0)
# EXE_GOT_EL: Contents of section .got:
# EXE_GOT_EL: 30004 00000000 00000080 00000300
# ^ ^ ^-- v1 (0x30000)
# | +-- Module pointer (0x80000000)
# +-- Lazy resolver (0x0)
# v1GotAddr (0x3000c) - _gp (0x37ff4) = -0x7fe8 => 0x8018 = 32792
# EXE_DIS_BE: 20000: 3c 02 80 18 lui $2, 32792
# EXE_DIS_EL: 20000: 18 80 02 3c lui $2, 32792
# DSO_SYM: Sections:
# DSO_SYM: .got 0000000c 0000000000020034 DATA
# DSO_SYM: SYMBOL TABLE:
# DSO_SYM: 00028024 *ABS* 00000000 _gp
# ^-- .got + GP offset (0x7ff0)
# DSO_SYM: 00020000 g .data 00000004 v1
# DSO_GOT_BE: Contents of section .got:
# DSO_GOT_BE: 20034 00000000 80000000 00020000
# ^ ^ ^-- v1 (0x20000)
# | +-- Module pointer (0x80000000)
# +-- Lazy resolver (0x0)
# DSO_GOT_EL: Contents of section .got:
# DSO_GOT_EL: 20034 00000000 00000080 00000200
# ^ ^ ^-- v1 (0x20000)
# | +-- Module pointer (0x80000000)
# +-- Lazy resolver (0x0)
# v1GotAddr (0x2003c) - _gp (0x28024) = -0x7fe8 => 0x8018 = 32792
# DSO_DIS_BE: 10000: 3c 02 80 18 lui $2, 32792
# DSO_DIS_EL: 10000: 18 80 02 3c lui $2, 32792
# NORELOC: Relocations [
# NORELOC-NEXT: ]
# SHFLAGS: Name: .got
# SHFLAGS-NEXT: Type: SHT_PROGBITS
# SHFLAGS-NEXT: Flags [ (0x10000003)
# ^-- SHF_MIPS_GPREL | SHF_ALLOC | SHF_WRITE