llvm-project/lld/test/ELF/linkerscript/common.s

45 lines
1.8 KiB
ArmAsm

# REQUIRES: x86
## Test that COMMON matches common symbols.
# RUN: rm -rf %t && split-file %s %t
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %t/a.s -o %t/a.o
# RUN: ld.lld -T %t/1.t %t/a.o -o %t/a1
# RUN: llvm-readelf -S -s %t/a1 | FileCheck %s --check-prefix=CHECK1
# RUN: ld.lld -T %t/2.t %t/a.o -o %t/a2
# RUN: llvm-readelf -S -s %t/a2 | FileCheck %s --check-prefix=CHECK2
# CHECK1: [Nr] Name Type Address Off Size ES Flg Lk Inf Al
# CHECK1-NEXT: [ 0] NULL [[#%x,]] [[#%x,]] 000000 00 0 0 0
# CHECK1-NEXT: [ 1] .text PROGBITS [[#%x,]] [[#%x,]] 000005 00 AX 0 0 4
# CHECK1-NEXT: [ 2] .data PROGBITS [[#%x,]] [[#%x,]] 000001 00 WA 0 0 1
# CHECK1-NEXT: [ 3] .common NOBITS [[#%x,]] [[#%x,]] 000180 00 WA 0 0 256
# CHECK1: Value Size Type Bind Vis Ndx Name
# CHECK1-DAG: [[#%x,]] 128 OBJECT GLOBAL DEFAULT [[#]] q1
# CHECK1-DAG: [[#%x,]] 128 OBJECT GLOBAL DEFAULT [[#]] q2
# CHECK2: [Nr] Name Type Address Off Size ES Flg Lk Inf Al
# CHECK2-NEXT: [ 0] NULL [[#%x,]] [[#%x,]] 000000 00 0 0 0
# CHECK2-NEXT: [ 1] .text PROGBITS [[#%x,]] [[#%x,]] 000005 00 AX 0 0 4
# CHECK2-NEXT: [ 2] .data PROGBITS [[#%x,]] [[#%x,]] 000180 00 WA 0 0 256
# CHECK2: Value Size Type Bind Vis Ndx Name
# CHECK2-DAG: [[#%x,]] 128 OBJECT GLOBAL DEFAULT [[#]] q1
# CHECK2-DAG: [[#%x,]] 128 OBJECT GLOBAL DEFAULT [[#]] q2
#--- a.s
.globl _start
_start:
jmp _start
.section .data,"aw",@progbits
.byte 0
.comm q1,128,8
.comm q2,128,256
#--- 1.t
SECTIONS { . = SIZEOF_HEADERS; .common : { *(COMMON) } }
#--- 2.t
## COMMON can be placed in a SHT_PROGBITS section.
SECTIONS { . = SIZEOF_HEADERS; .data : { *(.data) *(COMMON) } }