55e69ece72
The hint does not pull its weight: * adding -Wl,-z,notext often won't work (relocation types other than `symbolRel`, e.g. `R_AARCH64_LDST32_ABS_LO12_NC`) * for pure (no assembly) C/C++ projects, the "-fPIC" hint is sufficient
30 lines
1.2 KiB
ArmAsm
30 lines
1.2 KiB
ArmAsm
# REQUIRES: riscv
|
|
# RUN: llvm-mc -filetype=obj -triple=riscv32 %s -o %t.32.o
|
|
# RUN: ld.lld -pie %t.32.o -o %t.32
|
|
# RUN: llvm-readelf -s %t.32 | FileCheck --check-prefix=SYM32 %s
|
|
# RUN: llvm-readelf -S %t.32 | FileCheck --check-prefix=SEC32 %s
|
|
# RUN: not ld.lld -shared %t.32.o -o /dev/null 2>&1 | FileCheck --check-prefix=ERR %s
|
|
|
|
# RUN: llvm-mc -filetype=obj -triple=riscv64 %s -o %t.64.o
|
|
# RUN: ld.lld -pie %t.64.o -o %t.64
|
|
# RUN: llvm-readelf -s %t.64 | FileCheck --check-prefix=SYM64 %s
|
|
# RUN: llvm-readelf -S %t.64 | FileCheck --check-prefix=SEC64 %s
|
|
# RUN: not ld.lld -shared %t.64.o -o /dev/null 2>&1 | FileCheck --check-prefix=ERR %s
|
|
|
|
## __global_pointer$ = .sdata+0x800 = 0x39c0
|
|
# SEC32: [ 7] .sdata PROGBITS {{0*}}000031c0
|
|
# SYM32: {{0*}}000039c0 0 NOTYPE GLOBAL DEFAULT 7 __global_pointer$
|
|
|
|
# SEC64: [ 7] .sdata PROGBITS {{0*}}000032e0
|
|
# SYM64: {{0*}}00003ae0 0 NOTYPE GLOBAL DEFAULT 7 __global_pointer$
|
|
|
|
## __global_pointer$ - 0x1000 = 4096*3-2048
|
|
# DIS: 1000: auipc gp, 3
|
|
# DIS-NEXT: addi gp, gp, -2048
|
|
|
|
# ERR: error: relocation R_RISCV_PCREL_HI20 cannot be used against symbol '__global_pointer$'; recompile with -fPIC
|
|
|
|
lla gp, __global_pointer$
|
|
|
|
.section .sdata,"aw"
|